4657 lines
145 KiB
C++
4657 lines
145 KiB
C++
//===-- IOHandler.cpp -------------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Core/IOHandler.h"
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#ifndef LLDB_DISABLE_CURSES
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#include <curses.h>
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#include <panel.h>
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#endif
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#if defined(__APPLE__)
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#include <deque>
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#endif
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#include <string>
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#include "lldb/Core/Debugger.h"
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#include "lldb/Core/StreamFile.h"
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#include "lldb/Host/File.h"
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#include "lldb/Utility/Predicate.h"
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#include "lldb/Utility/Status.h"
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#include "lldb/Utility/StreamString.h"
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#include "lldb/Utility/StringList.h"
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#include "lldb/lldb-forward.h"
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#ifndef LLDB_DISABLE_LIBEDIT
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#include "lldb/Host/Editline.h"
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#endif
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#include "lldb/Interpreter/CommandCompletions.h"
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#include "lldb/Interpreter/CommandInterpreter.h"
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#ifndef LLDB_DISABLE_CURSES
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#include "lldb/Breakpoint/BreakpointLocation.h"
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#include "lldb/Core/Module.h"
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#include "lldb/Core/ValueObject.h"
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#include "lldb/Core/ValueObjectRegister.h"
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#include "lldb/Symbol/Block.h"
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#include "lldb/Symbol/Function.h"
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#include "lldb/Symbol/Symbol.h"
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#include "lldb/Symbol/VariableList.h"
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#include "lldb/Target/Process.h"
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#include "lldb/Target/RegisterContext.h"
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#include "lldb/Target/StackFrame.h"
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#include "lldb/Target/StopInfo.h"
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#include "lldb/Target/Target.h"
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#include "lldb/Target/Thread.h"
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#include "lldb/Utility/State.h"
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#endif
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#include "llvm/ADT/StringRef.h"
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#ifdef _MSC_VER
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#include "lldb/Host/windows/windows.h"
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#endif
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#include <memory>
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#include <mutex>
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#include <assert.h>
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#include <ctype.h>
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#include <errno.h>
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#include <locale.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include <type_traits>
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using namespace lldb;
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using namespace lldb_private;
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IOHandler::IOHandler(Debugger &debugger, IOHandler::Type type)
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: IOHandler(debugger, type,
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StreamFileSP(), // Adopt STDIN from top input reader
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StreamFileSP(), // Adopt STDOUT from top input reader
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StreamFileSP(), // Adopt STDERR from top input reader
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0) // Flags
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{}
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IOHandler::IOHandler(Debugger &debugger, IOHandler::Type type,
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const lldb::StreamFileSP &input_sp,
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const lldb::StreamFileSP &output_sp,
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const lldb::StreamFileSP &error_sp, uint32_t flags)
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: m_debugger(debugger), m_input_sp(input_sp), m_output_sp(output_sp),
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m_error_sp(error_sp), m_popped(false), m_flags(flags), m_type(type),
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m_user_data(nullptr), m_done(false), m_active(false) {
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// If any files are not specified, then adopt them from the top input reader.
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if (!m_input_sp || !m_output_sp || !m_error_sp)
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debugger.AdoptTopIOHandlerFilesIfInvalid(m_input_sp, m_output_sp,
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m_error_sp);
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}
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IOHandler::~IOHandler() = default;
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int IOHandler::GetInputFD() {
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return (m_input_sp ? m_input_sp->GetFile().GetDescriptor() : -1);
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}
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int IOHandler::GetOutputFD() {
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return (m_output_sp ? m_output_sp->GetFile().GetDescriptor() : -1);
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}
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int IOHandler::GetErrorFD() {
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return (m_error_sp ? m_error_sp->GetFile().GetDescriptor() : -1);
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}
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FILE *IOHandler::GetInputFILE() {
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return (m_input_sp ? m_input_sp->GetFile().GetStream() : nullptr);
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}
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FILE *IOHandler::GetOutputFILE() {
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return (m_output_sp ? m_output_sp->GetFile().GetStream() : nullptr);
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}
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FILE *IOHandler::GetErrorFILE() {
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return (m_error_sp ? m_error_sp->GetFile().GetStream() : nullptr);
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}
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StreamFileSP &IOHandler::GetInputStreamFile() { return m_input_sp; }
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StreamFileSP &IOHandler::GetOutputStreamFile() { return m_output_sp; }
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StreamFileSP &IOHandler::GetErrorStreamFile() { return m_error_sp; }
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bool IOHandler::GetIsInteractive() {
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return GetInputStreamFile()->GetFile().GetIsInteractive();
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}
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bool IOHandler::GetIsRealTerminal() {
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return GetInputStreamFile()->GetFile().GetIsRealTerminal();
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}
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void IOHandler::SetPopped(bool b) { m_popped.SetValue(b, eBroadcastOnChange); }
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void IOHandler::WaitForPop() { m_popped.WaitForValueEqualTo(true); }
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void IOHandlerStack::PrintAsync(Stream *stream, const char *s, size_t len) {
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if (stream) {
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std::lock_guard<std::recursive_mutex> guard(m_mutex);
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if (m_top)
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m_top->PrintAsync(stream, s, len);
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}
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}
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IOHandlerConfirm::IOHandlerConfirm(Debugger &debugger, llvm::StringRef prompt,
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bool default_response)
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: IOHandlerEditline(
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debugger, IOHandler::Type::Confirm,
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nullptr, // nullptr editline_name means no history loaded/saved
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llvm::StringRef(), // No prompt
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llvm::StringRef(), // No continuation prompt
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false, // Multi-line
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false, // Don't colorize the prompt (i.e. the confirm message.)
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0, *this),
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m_default_response(default_response), m_user_response(default_response) {
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StreamString prompt_stream;
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prompt_stream.PutCString(prompt);
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if (m_default_response)
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prompt_stream.Printf(": [Y/n] ");
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else
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prompt_stream.Printf(": [y/N] ");
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SetPrompt(prompt_stream.GetString());
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}
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IOHandlerConfirm::~IOHandlerConfirm() = default;
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int IOHandlerConfirm::IOHandlerComplete(
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IOHandler &io_handler, const char *current_line, const char *cursor,
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const char *last_char, int skip_first_n_matches, int max_matches,
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StringList &matches, StringList &descriptions) {
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if (current_line == cursor) {
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if (m_default_response) {
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matches.AppendString("y");
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} else {
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matches.AppendString("n");
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}
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}
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return matches.GetSize();
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}
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void IOHandlerConfirm::IOHandlerInputComplete(IOHandler &io_handler,
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std::string &line) {
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if (line.empty()) {
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// User just hit enter, set the response to the default
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m_user_response = m_default_response;
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io_handler.SetIsDone(true);
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return;
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}
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if (line.size() == 1) {
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switch (line[0]) {
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case 'y':
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case 'Y':
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m_user_response = true;
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io_handler.SetIsDone(true);
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return;
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case 'n':
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case 'N':
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m_user_response = false;
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io_handler.SetIsDone(true);
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return;
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default:
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break;
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}
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}
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if (line == "yes" || line == "YES" || line == "Yes") {
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m_user_response = true;
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io_handler.SetIsDone(true);
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} else if (line == "no" || line == "NO" || line == "No") {
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m_user_response = false;
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io_handler.SetIsDone(true);
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}
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}
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int IOHandlerDelegate::IOHandlerComplete(
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IOHandler &io_handler, const char *current_line, const char *cursor,
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const char *last_char, int skip_first_n_matches, int max_matches,
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StringList &matches, StringList &descriptions) {
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switch (m_completion) {
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case Completion::None:
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break;
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case Completion::LLDBCommand:
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return io_handler.GetDebugger().GetCommandInterpreter().HandleCompletion(
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current_line, cursor, last_char, skip_first_n_matches, max_matches,
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matches, descriptions);
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case Completion::Expression: {
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CompletionResult result;
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CompletionRequest request(current_line, current_line - cursor,
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skip_first_n_matches, max_matches, result);
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CommandCompletions::InvokeCommonCompletionCallbacks(
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io_handler.GetDebugger().GetCommandInterpreter(),
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CommandCompletions::eVariablePathCompletion, request, nullptr);
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result.GetMatches(matches);
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result.GetDescriptions(descriptions);
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size_t num_matches = request.GetNumberOfMatches();
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if (num_matches > 0) {
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std::string common_prefix;
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matches.LongestCommonPrefix(common_prefix);
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const size_t partial_name_len = request.GetCursorArgumentPrefix().size();
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// If we matched a unique single command, add a space... Only do this if
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// the completer told us this was a complete word, however...
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if (num_matches == 1 && request.GetWordComplete()) {
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common_prefix.push_back(' ');
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}
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common_prefix.erase(0, partial_name_len);
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matches.InsertStringAtIndex(0, std::move(common_prefix));
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}
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return num_matches;
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} break;
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}
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return 0;
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}
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IOHandlerEditline::IOHandlerEditline(
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Debugger &debugger, IOHandler::Type type,
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const char *editline_name, // Used for saving history files
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llvm::StringRef prompt, llvm::StringRef continuation_prompt,
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bool multi_line, bool color_prompts, uint32_t line_number_start,
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IOHandlerDelegate &delegate)
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: IOHandlerEditline(debugger, type,
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StreamFileSP(), // Inherit input from top input reader
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StreamFileSP(), // Inherit output from top input reader
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StreamFileSP(), // Inherit error from top input reader
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0, // Flags
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editline_name, // Used for saving history files
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prompt, continuation_prompt, multi_line, color_prompts,
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line_number_start, delegate) {}
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IOHandlerEditline::IOHandlerEditline(
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Debugger &debugger, IOHandler::Type type,
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const lldb::StreamFileSP &input_sp, const lldb::StreamFileSP &output_sp,
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const lldb::StreamFileSP &error_sp, uint32_t flags,
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const char *editline_name, // Used for saving history files
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llvm::StringRef prompt, llvm::StringRef continuation_prompt,
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bool multi_line, bool color_prompts, uint32_t line_number_start,
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IOHandlerDelegate &delegate)
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: IOHandler(debugger, type, input_sp, output_sp, error_sp, flags),
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#ifndef LLDB_DISABLE_LIBEDIT
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m_editline_up(),
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#endif
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m_delegate(delegate), m_prompt(), m_continuation_prompt(),
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m_current_lines_ptr(nullptr), m_base_line_number(line_number_start),
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m_curr_line_idx(UINT32_MAX), m_multi_line(multi_line),
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m_color_prompts(color_prompts), m_interrupt_exits(true),
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m_editing(false) {
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SetPrompt(prompt);
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#ifndef LLDB_DISABLE_LIBEDIT
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bool use_editline = false;
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use_editline = m_input_sp->GetFile().GetIsRealTerminal();
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if (use_editline) {
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m_editline_up.reset(new Editline(editline_name, GetInputFILE(),
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GetOutputFILE(), GetErrorFILE(),
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m_color_prompts));
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m_editline_up->SetIsInputCompleteCallback(IsInputCompleteCallback, this);
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m_editline_up->SetAutoCompleteCallback(AutoCompleteCallback, this);
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// See if the delegate supports fixing indentation
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const char *indent_chars = delegate.IOHandlerGetFixIndentationCharacters();
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if (indent_chars) {
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// The delegate does support indentation, hook it up so when any
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// indentation character is typed, the delegate gets a chance to fix it
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m_editline_up->SetFixIndentationCallback(FixIndentationCallback, this,
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indent_chars);
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}
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}
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#endif
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SetBaseLineNumber(m_base_line_number);
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SetPrompt(prompt);
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SetContinuationPrompt(continuation_prompt);
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}
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IOHandlerEditline::~IOHandlerEditline() {
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#ifndef LLDB_DISABLE_LIBEDIT
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m_editline_up.reset();
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#endif
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}
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void IOHandlerEditline::Activate() {
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IOHandler::Activate();
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m_delegate.IOHandlerActivated(*this);
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}
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void IOHandlerEditline::Deactivate() {
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IOHandler::Deactivate();
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m_delegate.IOHandlerDeactivated(*this);
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}
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bool IOHandlerEditline::GetLine(std::string &line, bool &interrupted) {
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#ifndef LLDB_DISABLE_LIBEDIT
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if (m_editline_up) {
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return m_editline_up->GetLine(line, interrupted);
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} else {
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#endif
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line.clear();
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FILE *in = GetInputFILE();
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if (in) {
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if (GetIsInteractive()) {
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const char *prompt = nullptr;
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if (m_multi_line && m_curr_line_idx > 0)
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prompt = GetContinuationPrompt();
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if (prompt == nullptr)
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prompt = GetPrompt();
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if (prompt && prompt[0]) {
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FILE *out = GetOutputFILE();
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if (out) {
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::fprintf(out, "%s", prompt);
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::fflush(out);
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}
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}
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}
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char buffer[256];
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bool done = false;
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bool got_line = false;
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m_editing = true;
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while (!done) {
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if (fgets(buffer, sizeof(buffer), in) == nullptr) {
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const int saved_errno = errno;
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if (feof(in))
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done = true;
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else if (ferror(in)) {
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if (saved_errno != EINTR)
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done = true;
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}
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} else {
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got_line = true;
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size_t buffer_len = strlen(buffer);
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assert(buffer[buffer_len] == '\0');
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char last_char = buffer[buffer_len - 1];
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if (last_char == '\r' || last_char == '\n') {
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done = true;
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// Strip trailing newlines
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while (last_char == '\r' || last_char == '\n') {
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--buffer_len;
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if (buffer_len == 0)
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break;
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last_char = buffer[buffer_len - 1];
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}
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}
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line.append(buffer, buffer_len);
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}
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}
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m_editing = false;
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// We might have gotten a newline on a line by itself make sure to return
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// true in this case.
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return got_line;
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} else {
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// No more input file, we are done...
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SetIsDone(true);
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}
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return false;
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#ifndef LLDB_DISABLE_LIBEDIT
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}
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#endif
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}
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#ifndef LLDB_DISABLE_LIBEDIT
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bool IOHandlerEditline::IsInputCompleteCallback(Editline *editline,
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StringList &lines,
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void *baton) {
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IOHandlerEditline *editline_reader = (IOHandlerEditline *)baton;
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return editline_reader->m_delegate.IOHandlerIsInputComplete(*editline_reader,
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lines);
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}
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int IOHandlerEditline::FixIndentationCallback(Editline *editline,
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const StringList &lines,
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int cursor_position,
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void *baton) {
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IOHandlerEditline *editline_reader = (IOHandlerEditline *)baton;
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return editline_reader->m_delegate.IOHandlerFixIndentation(
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*editline_reader, lines, cursor_position);
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}
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int IOHandlerEditline::AutoCompleteCallback(
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const char *current_line, const char *cursor, const char *last_char,
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int skip_first_n_matches, int max_matches, StringList &matches,
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StringList &descriptions, void *baton) {
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IOHandlerEditline *editline_reader = (IOHandlerEditline *)baton;
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if (editline_reader)
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return editline_reader->m_delegate.IOHandlerComplete(
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*editline_reader, current_line, cursor, last_char, skip_first_n_matches,
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max_matches, matches, descriptions);
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return 0;
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}
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#endif
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const char *IOHandlerEditline::GetPrompt() {
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#ifndef LLDB_DISABLE_LIBEDIT
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if (m_editline_up) {
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return m_editline_up->GetPrompt();
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} else {
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#endif
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if (m_prompt.empty())
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return nullptr;
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#ifndef LLDB_DISABLE_LIBEDIT
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}
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#endif
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return m_prompt.c_str();
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}
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bool IOHandlerEditline::SetPrompt(llvm::StringRef prompt) {
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m_prompt = prompt;
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#ifndef LLDB_DISABLE_LIBEDIT
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if (m_editline_up)
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m_editline_up->SetPrompt(m_prompt.empty() ? nullptr : m_prompt.c_str());
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#endif
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return true;
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}
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const char *IOHandlerEditline::GetContinuationPrompt() {
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return (m_continuation_prompt.empty() ? nullptr
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: m_continuation_prompt.c_str());
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}
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void IOHandlerEditline::SetContinuationPrompt(llvm::StringRef prompt) {
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m_continuation_prompt = prompt;
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#ifndef LLDB_DISABLE_LIBEDIT
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if (m_editline_up)
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m_editline_up->SetContinuationPrompt(m_continuation_prompt.empty()
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? nullptr
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: m_continuation_prompt.c_str());
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#endif
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}
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void IOHandlerEditline::SetBaseLineNumber(uint32_t line) {
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m_base_line_number = line;
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}
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uint32_t IOHandlerEditline::GetCurrentLineIndex() const {
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#ifndef LLDB_DISABLE_LIBEDIT
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if (m_editline_up)
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return m_editline_up->GetCurrentLine();
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#endif
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return m_curr_line_idx;
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}
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bool IOHandlerEditline::GetLines(StringList &lines, bool &interrupted) {
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m_current_lines_ptr = &lines;
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bool success = false;
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#ifndef LLDB_DISABLE_LIBEDIT
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if (m_editline_up) {
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return m_editline_up->GetLines(m_base_line_number, lines, interrupted);
|
|
} else {
|
|
#endif
|
|
bool done = false;
|
|
Status error;
|
|
|
|
while (!done) {
|
|
// Show line numbers if we are asked to
|
|
std::string line;
|
|
if (m_base_line_number > 0 && GetIsInteractive()) {
|
|
FILE *out = GetOutputFILE();
|
|
if (out)
|
|
::fprintf(out, "%u%s", m_base_line_number + (uint32_t)lines.GetSize(),
|
|
GetPrompt() == nullptr ? " " : "");
|
|
}
|
|
|
|
m_curr_line_idx = lines.GetSize();
|
|
|
|
bool interrupted = false;
|
|
if (GetLine(line, interrupted) && !interrupted) {
|
|
lines.AppendString(line);
|
|
done = m_delegate.IOHandlerIsInputComplete(*this, lines);
|
|
} else {
|
|
done = true;
|
|
}
|
|
}
|
|
success = lines.GetSize() > 0;
|
|
#ifndef LLDB_DISABLE_LIBEDIT
|
|
}
|
|
#endif
|
|
return success;
|
|
}
|
|
|
|
// Each IOHandler gets to run until it is done. It should read data from the
|
|
// "in" and place output into "out" and "err and return when done.
|
|
void IOHandlerEditline::Run() {
|
|
std::string line;
|
|
while (IsActive()) {
|
|
bool interrupted = false;
|
|
if (m_multi_line) {
|
|
StringList lines;
|
|
if (GetLines(lines, interrupted)) {
|
|
if (interrupted) {
|
|
m_done = m_interrupt_exits;
|
|
m_delegate.IOHandlerInputInterrupted(*this, line);
|
|
|
|
} else {
|
|
line = lines.CopyList();
|
|
m_delegate.IOHandlerInputComplete(*this, line);
|
|
}
|
|
} else {
|
|
m_done = true;
|
|
}
|
|
} else {
|
|
if (GetLine(line, interrupted)) {
|
|
if (interrupted)
|
|
m_delegate.IOHandlerInputInterrupted(*this, line);
|
|
else
|
|
m_delegate.IOHandlerInputComplete(*this, line);
|
|
} else {
|
|
m_done = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void IOHandlerEditline::Cancel() {
|
|
#ifndef LLDB_DISABLE_LIBEDIT
|
|
if (m_editline_up)
|
|
m_editline_up->Cancel();
|
|
#endif
|
|
}
|
|
|
|
bool IOHandlerEditline::Interrupt() {
|
|
// Let the delgate handle it first
|
|
if (m_delegate.IOHandlerInterrupt(*this))
|
|
return true;
|
|
|
|
#ifndef LLDB_DISABLE_LIBEDIT
|
|
if (m_editline_up)
|
|
return m_editline_up->Interrupt();
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
void IOHandlerEditline::GotEOF() {
|
|
#ifndef LLDB_DISABLE_LIBEDIT
|
|
if (m_editline_up)
|
|
m_editline_up->Interrupt();
|
|
#endif
|
|
}
|
|
|
|
void IOHandlerEditline::PrintAsync(Stream *stream, const char *s, size_t len) {
|
|
#ifndef LLDB_DISABLE_LIBEDIT
|
|
if (m_editline_up)
|
|
m_editline_up->PrintAsync(stream, s, len);
|
|
else
|
|
#endif
|
|
{
|
|
#ifdef _MSC_VER
|
|
const char *prompt = GetPrompt();
|
|
if (prompt) {
|
|
// Back up over previous prompt using Windows API
|
|
CONSOLE_SCREEN_BUFFER_INFO screen_buffer_info;
|
|
HANDLE console_handle = GetStdHandle(STD_OUTPUT_HANDLE);
|
|
GetConsoleScreenBufferInfo(console_handle, &screen_buffer_info);
|
|
COORD coord = screen_buffer_info.dwCursorPosition;
|
|
coord.X -= strlen(prompt);
|
|
if (coord.X < 0)
|
|
coord.X = 0;
|
|
SetConsoleCursorPosition(console_handle, coord);
|
|
}
|
|
#endif
|
|
IOHandler::PrintAsync(stream, s, len);
|
|
#ifdef _MSC_VER
|
|
if (prompt)
|
|
IOHandler::PrintAsync(GetOutputStreamFile().get(), prompt,
|
|
strlen(prompt));
|
|
#endif
|
|
}
|
|
}
|
|
|
|
// we may want curses to be disabled for some builds for instance, windows
|
|
#ifndef LLDB_DISABLE_CURSES
|
|
|
|
#define KEY_RETURN 10
|
|
#define KEY_ESCAPE 27
|
|
|
|
namespace curses {
|
|
class Menu;
|
|
class MenuDelegate;
|
|
class Window;
|
|
class WindowDelegate;
|
|
typedef std::shared_ptr<Menu> MenuSP;
|
|
typedef std::shared_ptr<MenuDelegate> MenuDelegateSP;
|
|
typedef std::shared_ptr<Window> WindowSP;
|
|
typedef std::shared_ptr<WindowDelegate> WindowDelegateSP;
|
|
typedef std::vector<MenuSP> Menus;
|
|
typedef std::vector<WindowSP> Windows;
|
|
typedef std::vector<WindowDelegateSP> WindowDelegates;
|
|
|
|
#if 0
|
|
type summary add -s "x=${var.x}, y=${var.y}" curses::Point
|
|
type summary add -s "w=${var.width}, h=${var.height}" curses::Size
|
|
type summary add -s "${var.origin%S} ${var.size%S}" curses::Rect
|
|
#endif
|
|
|
|
struct Point {
|
|
int x;
|
|
int y;
|
|
|
|
Point(int _x = 0, int _y = 0) : x(_x), y(_y) {}
|
|
|
|
void Clear() {
|
|
x = 0;
|
|
y = 0;
|
|
}
|
|
|
|
Point &operator+=(const Point &rhs) {
|
|
x += rhs.x;
|
|
y += rhs.y;
|
|
return *this;
|
|
}
|
|
|
|
void Dump() { printf("(x=%i, y=%i)\n", x, y); }
|
|
};
|
|
|
|
bool operator==(const Point &lhs, const Point &rhs) {
|
|
return lhs.x == rhs.x && lhs.y == rhs.y;
|
|
}
|
|
|
|
bool operator!=(const Point &lhs, const Point &rhs) {
|
|
return lhs.x != rhs.x || lhs.y != rhs.y;
|
|
}
|
|
|
|
struct Size {
|
|
int width;
|
|
int height;
|
|
Size(int w = 0, int h = 0) : width(w), height(h) {}
|
|
|
|
void Clear() {
|
|
width = 0;
|
|
height = 0;
|
|
}
|
|
|
|
void Dump() { printf("(w=%i, h=%i)\n", width, height); }
|
|
};
|
|
|
|
bool operator==(const Size &lhs, const Size &rhs) {
|
|
return lhs.width == rhs.width && lhs.height == rhs.height;
|
|
}
|
|
|
|
bool operator!=(const Size &lhs, const Size &rhs) {
|
|
return lhs.width != rhs.width || lhs.height != rhs.height;
|
|
}
|
|
|
|
struct Rect {
|
|
Point origin;
|
|
Size size;
|
|
|
|
Rect() : origin(), size() {}
|
|
|
|
Rect(const Point &p, const Size &s) : origin(p), size(s) {}
|
|
|
|
void Clear() {
|
|
origin.Clear();
|
|
size.Clear();
|
|
}
|
|
|
|
void Dump() {
|
|
printf("(x=%i, y=%i), w=%i, h=%i)\n", origin.x, origin.y, size.width,
|
|
size.height);
|
|
}
|
|
|
|
void Inset(int w, int h) {
|
|
if (size.width > w * 2)
|
|
size.width -= w * 2;
|
|
origin.x += w;
|
|
|
|
if (size.height > h * 2)
|
|
size.height -= h * 2;
|
|
origin.y += h;
|
|
}
|
|
|
|
// Return a status bar rectangle which is the last line of this rectangle.
|
|
// This rectangle will be modified to not include the status bar area.
|
|
Rect MakeStatusBar() {
|
|
Rect status_bar;
|
|
if (size.height > 1) {
|
|
status_bar.origin.x = origin.x;
|
|
status_bar.origin.y = size.height;
|
|
status_bar.size.width = size.width;
|
|
status_bar.size.height = 1;
|
|
--size.height;
|
|
}
|
|
return status_bar;
|
|
}
|
|
|
|
// Return a menubar rectangle which is the first line of this rectangle. This
|
|
// rectangle will be modified to not include the menubar area.
|
|
Rect MakeMenuBar() {
|
|
Rect menubar;
|
|
if (size.height > 1) {
|
|
menubar.origin.x = origin.x;
|
|
menubar.origin.y = origin.y;
|
|
menubar.size.width = size.width;
|
|
menubar.size.height = 1;
|
|
++origin.y;
|
|
--size.height;
|
|
}
|
|
return menubar;
|
|
}
|
|
|
|
void HorizontalSplitPercentage(float top_percentage, Rect &top,
|
|
Rect &bottom) const {
|
|
float top_height = top_percentage * size.height;
|
|
HorizontalSplit(top_height, top, bottom);
|
|
}
|
|
|
|
void HorizontalSplit(int top_height, Rect &top, Rect &bottom) const {
|
|
top = *this;
|
|
if (top_height < size.height) {
|
|
top.size.height = top_height;
|
|
bottom.origin.x = origin.x;
|
|
bottom.origin.y = origin.y + top.size.height;
|
|
bottom.size.width = size.width;
|
|
bottom.size.height = size.height - top.size.height;
|
|
} else {
|
|
bottom.Clear();
|
|
}
|
|
}
|
|
|
|
void VerticalSplitPercentage(float left_percentage, Rect &left,
|
|
Rect &right) const {
|
|
float left_width = left_percentage * size.width;
|
|
VerticalSplit(left_width, left, right);
|
|
}
|
|
|
|
void VerticalSplit(int left_width, Rect &left, Rect &right) const {
|
|
left = *this;
|
|
if (left_width < size.width) {
|
|
left.size.width = left_width;
|
|
right.origin.x = origin.x + left.size.width;
|
|
right.origin.y = origin.y;
|
|
right.size.width = size.width - left.size.width;
|
|
right.size.height = size.height;
|
|
} else {
|
|
right.Clear();
|
|
}
|
|
}
|
|
};
|
|
|
|
bool operator==(const Rect &lhs, const Rect &rhs) {
|
|
return lhs.origin == rhs.origin && lhs.size == rhs.size;
|
|
}
|
|
|
|
bool operator!=(const Rect &lhs, const Rect &rhs) {
|
|
return lhs.origin != rhs.origin || lhs.size != rhs.size;
|
|
}
|
|
|
|
enum HandleCharResult {
|
|
eKeyNotHandled = 0,
|
|
eKeyHandled = 1,
|
|
eQuitApplication = 2
|
|
};
|
|
|
|
enum class MenuActionResult {
|
|
Handled,
|
|
NotHandled,
|
|
Quit // Exit all menus and quit
|
|
};
|
|
|
|
struct KeyHelp {
|
|
int ch;
|
|
const char *description;
|
|
};
|
|
|
|
class WindowDelegate {
|
|
public:
|
|
virtual ~WindowDelegate() = default;
|
|
|
|
virtual bool WindowDelegateDraw(Window &window, bool force) {
|
|
return false; // Drawing not handled
|
|
}
|
|
|
|
virtual HandleCharResult WindowDelegateHandleChar(Window &window, int key) {
|
|
return eKeyNotHandled;
|
|
}
|
|
|
|
virtual const char *WindowDelegateGetHelpText() { return nullptr; }
|
|
|
|
virtual KeyHelp *WindowDelegateGetKeyHelp() { return nullptr; }
|
|
};
|
|
|
|
class HelpDialogDelegate : public WindowDelegate {
|
|
public:
|
|
HelpDialogDelegate(const char *text, KeyHelp *key_help_array);
|
|
|
|
~HelpDialogDelegate() override;
|
|
|
|
bool WindowDelegateDraw(Window &window, bool force) override;
|
|
|
|
HandleCharResult WindowDelegateHandleChar(Window &window, int key) override;
|
|
|
|
size_t GetNumLines() const { return m_text.GetSize(); }
|
|
|
|
size_t GetMaxLineLength() const { return m_text.GetMaxStringLength(); }
|
|
|
|
protected:
|
|
StringList m_text;
|
|
int m_first_visible_line;
|
|
};
|
|
|
|
class Window {
|
|
public:
|
|
Window(const char *name)
|
|
: m_name(name), m_window(nullptr), m_panel(nullptr), m_parent(nullptr),
|
|
m_subwindows(), m_delegate_sp(), m_curr_active_window_idx(UINT32_MAX),
|
|
m_prev_active_window_idx(UINT32_MAX), m_delete(false),
|
|
m_needs_update(true), m_can_activate(true), m_is_subwin(false) {}
|
|
|
|
Window(const char *name, WINDOW *w, bool del = true)
|
|
: m_name(name), m_window(nullptr), m_panel(nullptr), m_parent(nullptr),
|
|
m_subwindows(), m_delegate_sp(), m_curr_active_window_idx(UINT32_MAX),
|
|
m_prev_active_window_idx(UINT32_MAX), m_delete(del),
|
|
m_needs_update(true), m_can_activate(true), m_is_subwin(false) {
|
|
if (w)
|
|
Reset(w);
|
|
}
|
|
|
|
Window(const char *name, const Rect &bounds)
|
|
: m_name(name), m_window(nullptr), m_parent(nullptr), m_subwindows(),
|
|
m_delegate_sp(), m_curr_active_window_idx(UINT32_MAX),
|
|
m_prev_active_window_idx(UINT32_MAX), m_delete(true),
|
|
m_needs_update(true), m_can_activate(true), m_is_subwin(false) {
|
|
Reset(::newwin(bounds.size.height, bounds.size.width, bounds.origin.y,
|
|
bounds.origin.y));
|
|
}
|
|
|
|
virtual ~Window() {
|
|
RemoveSubWindows();
|
|
Reset();
|
|
}
|
|
|
|
void Reset(WINDOW *w = nullptr, bool del = true) {
|
|
if (m_window == w)
|
|
return;
|
|
|
|
if (m_panel) {
|
|
::del_panel(m_panel);
|
|
m_panel = nullptr;
|
|
}
|
|
if (m_window && m_delete) {
|
|
::delwin(m_window);
|
|
m_window = nullptr;
|
|
m_delete = false;
|
|
}
|
|
if (w) {
|
|
m_window = w;
|
|
m_panel = ::new_panel(m_window);
|
|
m_delete = del;
|
|
}
|
|
}
|
|
|
|
void AttributeOn(attr_t attr) { ::wattron(m_window, attr); }
|
|
void AttributeOff(attr_t attr) { ::wattroff(m_window, attr); }
|
|
void Box(chtype v_char = ACS_VLINE, chtype h_char = ACS_HLINE) {
|
|
::box(m_window, v_char, h_char);
|
|
}
|
|
void Clear() { ::wclear(m_window); }
|
|
void Erase() { ::werase(m_window); }
|
|
Rect GetBounds() {
|
|
return Rect(GetParentOrigin(), GetSize());
|
|
} // Get the rectangle in our parent window
|
|
int GetChar() { return ::wgetch(m_window); }
|
|
int GetCursorX() { return getcurx(m_window); }
|
|
int GetCursorY() { return getcury(m_window); }
|
|
Rect GetFrame() {
|
|
return Rect(Point(), GetSize());
|
|
} // Get our rectangle in our own coordinate system
|
|
Point GetParentOrigin() { return Point(GetParentX(), GetParentY()); }
|
|
Size GetSize() { return Size(GetWidth(), GetHeight()); }
|
|
int GetParentX() { return getparx(m_window); }
|
|
int GetParentY() { return getpary(m_window); }
|
|
int GetMaxX() { return getmaxx(m_window); }
|
|
int GetMaxY() { return getmaxy(m_window); }
|
|
int GetWidth() { return GetMaxX(); }
|
|
int GetHeight() { return GetMaxY(); }
|
|
void MoveCursor(int x, int y) { ::wmove(m_window, y, x); }
|
|
void MoveWindow(int x, int y) { MoveWindow(Point(x, y)); }
|
|
void Resize(int w, int h) { ::wresize(m_window, h, w); }
|
|
void Resize(const Size &size) {
|
|
::wresize(m_window, size.height, size.width);
|
|
}
|
|
void PutChar(int ch) { ::waddch(m_window, ch); }
|
|
void PutCString(const char *s, int len = -1) { ::waddnstr(m_window, s, len); }
|
|
void Refresh() { ::wrefresh(m_window); }
|
|
void DeferredRefresh() {
|
|
// We are using panels, so we don't need to call this...
|
|
//::wnoutrefresh(m_window);
|
|
}
|
|
void SetBackground(int color_pair_idx) {
|
|
::wbkgd(m_window, COLOR_PAIR(color_pair_idx));
|
|
}
|
|
void UnderlineOn() { AttributeOn(A_UNDERLINE); }
|
|
void UnderlineOff() { AttributeOff(A_UNDERLINE); }
|
|
|
|
void PutCStringTruncated(const char *s, int right_pad) {
|
|
int bytes_left = GetWidth() - GetCursorX();
|
|
if (bytes_left > right_pad) {
|
|
bytes_left -= right_pad;
|
|
::waddnstr(m_window, s, bytes_left);
|
|
}
|
|
}
|
|
|
|
void MoveWindow(const Point &origin) {
|
|
const bool moving_window = origin != GetParentOrigin();
|
|
if (m_is_subwin && moving_window) {
|
|
// Can't move subwindows, must delete and re-create
|
|
Size size = GetSize();
|
|
Reset(::subwin(m_parent->m_window, size.height, size.width, origin.y,
|
|
origin.x),
|
|
true);
|
|
} else {
|
|
::mvwin(m_window, origin.y, origin.x);
|
|
}
|
|
}
|
|
|
|
void SetBounds(const Rect &bounds) {
|
|
const bool moving_window = bounds.origin != GetParentOrigin();
|
|
if (m_is_subwin && moving_window) {
|
|
// Can't move subwindows, must delete and re-create
|
|
Reset(::subwin(m_parent->m_window, bounds.size.height, bounds.size.width,
|
|
bounds.origin.y, bounds.origin.x),
|
|
true);
|
|
} else {
|
|
if (moving_window)
|
|
MoveWindow(bounds.origin);
|
|
Resize(bounds.size);
|
|
}
|
|
}
|
|
|
|
void Printf(const char *format, ...) __attribute__((format(printf, 2, 3))) {
|
|
va_list args;
|
|
va_start(args, format);
|
|
vwprintw(m_window, format, args);
|
|
va_end(args);
|
|
}
|
|
|
|
void Touch() {
|
|
::touchwin(m_window);
|
|
if (m_parent)
|
|
m_parent->Touch();
|
|
}
|
|
|
|
WindowSP CreateSubWindow(const char *name, const Rect &bounds,
|
|
bool make_active) {
|
|
auto get_window = [this, &bounds]() {
|
|
return m_window
|
|
? ::subwin(m_window, bounds.size.height, bounds.size.width,
|
|
bounds.origin.y, bounds.origin.x)
|
|
: ::newwin(bounds.size.height, bounds.size.width,
|
|
bounds.origin.y, bounds.origin.x);
|
|
};
|
|
WindowSP subwindow_sp = std::make_shared<Window>(name, get_window(), true);
|
|
subwindow_sp->m_is_subwin = subwindow_sp.operator bool();
|
|
subwindow_sp->m_parent = this;
|
|
if (make_active) {
|
|
m_prev_active_window_idx = m_curr_active_window_idx;
|
|
m_curr_active_window_idx = m_subwindows.size();
|
|
}
|
|
m_subwindows.push_back(subwindow_sp);
|
|
::top_panel(subwindow_sp->m_panel);
|
|
m_needs_update = true;
|
|
return subwindow_sp;
|
|
}
|
|
|
|
bool RemoveSubWindow(Window *window) {
|
|
Windows::iterator pos, end = m_subwindows.end();
|
|
size_t i = 0;
|
|
for (pos = m_subwindows.begin(); pos != end; ++pos, ++i) {
|
|
if ((*pos).get() == window) {
|
|
if (m_prev_active_window_idx == i)
|
|
m_prev_active_window_idx = UINT32_MAX;
|
|
else if (m_prev_active_window_idx != UINT32_MAX &&
|
|
m_prev_active_window_idx > i)
|
|
--m_prev_active_window_idx;
|
|
|
|
if (m_curr_active_window_idx == i)
|
|
m_curr_active_window_idx = UINT32_MAX;
|
|
else if (m_curr_active_window_idx != UINT32_MAX &&
|
|
m_curr_active_window_idx > i)
|
|
--m_curr_active_window_idx;
|
|
window->Erase();
|
|
m_subwindows.erase(pos);
|
|
m_needs_update = true;
|
|
if (m_parent)
|
|
m_parent->Touch();
|
|
else
|
|
::touchwin(stdscr);
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
WindowSP FindSubWindow(const char *name) {
|
|
Windows::iterator pos, end = m_subwindows.end();
|
|
size_t i = 0;
|
|
for (pos = m_subwindows.begin(); pos != end; ++pos, ++i) {
|
|
if ((*pos)->m_name == name)
|
|
return *pos;
|
|
}
|
|
return WindowSP();
|
|
}
|
|
|
|
void RemoveSubWindows() {
|
|
m_curr_active_window_idx = UINT32_MAX;
|
|
m_prev_active_window_idx = UINT32_MAX;
|
|
for (Windows::iterator pos = m_subwindows.begin();
|
|
pos != m_subwindows.end(); pos = m_subwindows.erase(pos)) {
|
|
(*pos)->Erase();
|
|
}
|
|
if (m_parent)
|
|
m_parent->Touch();
|
|
else
|
|
::touchwin(stdscr);
|
|
}
|
|
|
|
WINDOW *get() { return m_window; }
|
|
|
|
operator WINDOW *() { return m_window; }
|
|
|
|
//----------------------------------------------------------------------
|
|
// Window drawing utilities
|
|
//----------------------------------------------------------------------
|
|
void DrawTitleBox(const char *title, const char *bottom_message = nullptr) {
|
|
attr_t attr = 0;
|
|
if (IsActive())
|
|
attr = A_BOLD | COLOR_PAIR(2);
|
|
else
|
|
attr = 0;
|
|
if (attr)
|
|
AttributeOn(attr);
|
|
|
|
Box();
|
|
MoveCursor(3, 0);
|
|
|
|
if (title && title[0]) {
|
|
PutChar('<');
|
|
PutCString(title);
|
|
PutChar('>');
|
|
}
|
|
|
|
if (bottom_message && bottom_message[0]) {
|
|
int bottom_message_length = strlen(bottom_message);
|
|
int x = GetWidth() - 3 - (bottom_message_length + 2);
|
|
|
|
if (x > 0) {
|
|
MoveCursor(x, GetHeight() - 1);
|
|
PutChar('[');
|
|
PutCString(bottom_message);
|
|
PutChar(']');
|
|
} else {
|
|
MoveCursor(1, GetHeight() - 1);
|
|
PutChar('[');
|
|
PutCStringTruncated(bottom_message, 1);
|
|
}
|
|
}
|
|
if (attr)
|
|
AttributeOff(attr);
|
|
}
|
|
|
|
virtual void Draw(bool force) {
|
|
if (m_delegate_sp && m_delegate_sp->WindowDelegateDraw(*this, force))
|
|
return;
|
|
|
|
for (auto &subwindow_sp : m_subwindows)
|
|
subwindow_sp->Draw(force);
|
|
}
|
|
|
|
bool CreateHelpSubwindow() {
|
|
if (m_delegate_sp) {
|
|
const char *text = m_delegate_sp->WindowDelegateGetHelpText();
|
|
KeyHelp *key_help = m_delegate_sp->WindowDelegateGetKeyHelp();
|
|
if ((text && text[0]) || key_help) {
|
|
std::unique_ptr<HelpDialogDelegate> help_delegate_up(
|
|
new HelpDialogDelegate(text, key_help));
|
|
const size_t num_lines = help_delegate_up->GetNumLines();
|
|
const size_t max_length = help_delegate_up->GetMaxLineLength();
|
|
Rect bounds = GetBounds();
|
|
bounds.Inset(1, 1);
|
|
if (max_length + 4 < static_cast<size_t>(bounds.size.width)) {
|
|
bounds.origin.x += (bounds.size.width - max_length + 4) / 2;
|
|
bounds.size.width = max_length + 4;
|
|
} else {
|
|
if (bounds.size.width > 100) {
|
|
const int inset_w = bounds.size.width / 4;
|
|
bounds.origin.x += inset_w;
|
|
bounds.size.width -= 2 * inset_w;
|
|
}
|
|
}
|
|
|
|
if (num_lines + 2 < static_cast<size_t>(bounds.size.height)) {
|
|
bounds.origin.y += (bounds.size.height - num_lines + 2) / 2;
|
|
bounds.size.height = num_lines + 2;
|
|
} else {
|
|
if (bounds.size.height > 100) {
|
|
const int inset_h = bounds.size.height / 4;
|
|
bounds.origin.y += inset_h;
|
|
bounds.size.height -= 2 * inset_h;
|
|
}
|
|
}
|
|
WindowSP help_window_sp;
|
|
Window *parent_window = GetParent();
|
|
if (parent_window)
|
|
help_window_sp = parent_window->CreateSubWindow("Help", bounds, true);
|
|
else
|
|
help_window_sp = CreateSubWindow("Help", bounds, true);
|
|
help_window_sp->SetDelegate(
|
|
WindowDelegateSP(help_delegate_up.release()));
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
virtual HandleCharResult HandleChar(int key) {
|
|
// Always check the active window first
|
|
HandleCharResult result = eKeyNotHandled;
|
|
WindowSP active_window_sp = GetActiveWindow();
|
|
if (active_window_sp) {
|
|
result = active_window_sp->HandleChar(key);
|
|
if (result != eKeyNotHandled)
|
|
return result;
|
|
}
|
|
|
|
if (m_delegate_sp) {
|
|
result = m_delegate_sp->WindowDelegateHandleChar(*this, key);
|
|
if (result != eKeyNotHandled)
|
|
return result;
|
|
}
|
|
|
|
// Then check for any windows that want any keys that weren't handled. This
|
|
// is typically only for a menubar. Make a copy of the subwindows in case
|
|
// any HandleChar() functions muck with the subwindows. If we don't do
|
|
// this, we can crash when iterating over the subwindows.
|
|
Windows subwindows(m_subwindows);
|
|
for (auto subwindow_sp : subwindows) {
|
|
if (!subwindow_sp->m_can_activate) {
|
|
HandleCharResult result = subwindow_sp->HandleChar(key);
|
|
if (result != eKeyNotHandled)
|
|
return result;
|
|
}
|
|
}
|
|
|
|
return eKeyNotHandled;
|
|
}
|
|
|
|
bool SetActiveWindow(Window *window) {
|
|
const size_t num_subwindows = m_subwindows.size();
|
|
for (size_t i = 0; i < num_subwindows; ++i) {
|
|
if (m_subwindows[i].get() == window) {
|
|
m_prev_active_window_idx = m_curr_active_window_idx;
|
|
::top_panel(window->m_panel);
|
|
m_curr_active_window_idx = i;
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
WindowSP GetActiveWindow() {
|
|
if (!m_subwindows.empty()) {
|
|
if (m_curr_active_window_idx >= m_subwindows.size()) {
|
|
if (m_prev_active_window_idx < m_subwindows.size()) {
|
|
m_curr_active_window_idx = m_prev_active_window_idx;
|
|
m_prev_active_window_idx = UINT32_MAX;
|
|
} else if (IsActive()) {
|
|
m_prev_active_window_idx = UINT32_MAX;
|
|
m_curr_active_window_idx = UINT32_MAX;
|
|
|
|
// Find first window that wants to be active if this window is active
|
|
const size_t num_subwindows = m_subwindows.size();
|
|
for (size_t i = 0; i < num_subwindows; ++i) {
|
|
if (m_subwindows[i]->GetCanBeActive()) {
|
|
m_curr_active_window_idx = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (m_curr_active_window_idx < m_subwindows.size())
|
|
return m_subwindows[m_curr_active_window_idx];
|
|
}
|
|
return WindowSP();
|
|
}
|
|
|
|
bool GetCanBeActive() const { return m_can_activate; }
|
|
|
|
void SetCanBeActive(bool b) { m_can_activate = b; }
|
|
|
|
const WindowDelegateSP &GetDelegate() const { return m_delegate_sp; }
|
|
|
|
void SetDelegate(const WindowDelegateSP &delegate_sp) {
|
|
m_delegate_sp = delegate_sp;
|
|
}
|
|
|
|
Window *GetParent() const { return m_parent; }
|
|
|
|
bool IsActive() const {
|
|
if (m_parent)
|
|
return m_parent->GetActiveWindow().get() == this;
|
|
else
|
|
return true; // Top level window is always active
|
|
}
|
|
|
|
void SelectNextWindowAsActive() {
|
|
// Move active focus to next window
|
|
const size_t num_subwindows = m_subwindows.size();
|
|
if (m_curr_active_window_idx == UINT32_MAX) {
|
|
uint32_t idx = 0;
|
|
for (auto subwindow_sp : m_subwindows) {
|
|
if (subwindow_sp->GetCanBeActive()) {
|
|
m_curr_active_window_idx = idx;
|
|
break;
|
|
}
|
|
++idx;
|
|
}
|
|
} else if (m_curr_active_window_idx + 1 < num_subwindows) {
|
|
bool handled = false;
|
|
m_prev_active_window_idx = m_curr_active_window_idx;
|
|
for (size_t idx = m_curr_active_window_idx + 1; idx < num_subwindows;
|
|
++idx) {
|
|
if (m_subwindows[idx]->GetCanBeActive()) {
|
|
m_curr_active_window_idx = idx;
|
|
handled = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!handled) {
|
|
for (size_t idx = 0; idx <= m_prev_active_window_idx; ++idx) {
|
|
if (m_subwindows[idx]->GetCanBeActive()) {
|
|
m_curr_active_window_idx = idx;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
m_prev_active_window_idx = m_curr_active_window_idx;
|
|
for (size_t idx = 0; idx < num_subwindows; ++idx) {
|
|
if (m_subwindows[idx]->GetCanBeActive()) {
|
|
m_curr_active_window_idx = idx;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
const char *GetName() const { return m_name.c_str(); }
|
|
|
|
protected:
|
|
std::string m_name;
|
|
WINDOW *m_window;
|
|
PANEL *m_panel;
|
|
Window *m_parent;
|
|
Windows m_subwindows;
|
|
WindowDelegateSP m_delegate_sp;
|
|
uint32_t m_curr_active_window_idx;
|
|
uint32_t m_prev_active_window_idx;
|
|
bool m_delete;
|
|
bool m_needs_update;
|
|
bool m_can_activate;
|
|
bool m_is_subwin;
|
|
|
|
private:
|
|
DISALLOW_COPY_AND_ASSIGN(Window);
|
|
};
|
|
|
|
class MenuDelegate {
|
|
public:
|
|
virtual ~MenuDelegate() = default;
|
|
|
|
virtual MenuActionResult MenuDelegateAction(Menu &menu) = 0;
|
|
};
|
|
|
|
class Menu : public WindowDelegate {
|
|
public:
|
|
enum class Type { Invalid, Bar, Item, Separator };
|
|
|
|
// Menubar or separator constructor
|
|
Menu(Type type);
|
|
|
|
// Menuitem constructor
|
|
Menu(const char *name, const char *key_name, int key_value,
|
|
uint64_t identifier);
|
|
|
|
~Menu() override = default;
|
|
|
|
const MenuDelegateSP &GetDelegate() const { return m_delegate_sp; }
|
|
|
|
void SetDelegate(const MenuDelegateSP &delegate_sp) {
|
|
m_delegate_sp = delegate_sp;
|
|
}
|
|
|
|
void RecalculateNameLengths();
|
|
|
|
void AddSubmenu(const MenuSP &menu_sp);
|
|
|
|
int DrawAndRunMenu(Window &window);
|
|
|
|
void DrawMenuTitle(Window &window, bool highlight);
|
|
|
|
bool WindowDelegateDraw(Window &window, bool force) override;
|
|
|
|
HandleCharResult WindowDelegateHandleChar(Window &window, int key) override;
|
|
|
|
MenuActionResult ActionPrivate(Menu &menu) {
|
|
MenuActionResult result = MenuActionResult::NotHandled;
|
|
if (m_delegate_sp) {
|
|
result = m_delegate_sp->MenuDelegateAction(menu);
|
|
if (result != MenuActionResult::NotHandled)
|
|
return result;
|
|
} else if (m_parent) {
|
|
result = m_parent->ActionPrivate(menu);
|
|
if (result != MenuActionResult::NotHandled)
|
|
return result;
|
|
}
|
|
return m_canned_result;
|
|
}
|
|
|
|
MenuActionResult Action() {
|
|
// Call the recursive action so it can try to handle it with the menu
|
|
// delegate, and if not, try our parent menu
|
|
return ActionPrivate(*this);
|
|
}
|
|
|
|
void SetCannedResult(MenuActionResult result) { m_canned_result = result; }
|
|
|
|
Menus &GetSubmenus() { return m_submenus; }
|
|
|
|
const Menus &GetSubmenus() const { return m_submenus; }
|
|
|
|
int GetSelectedSubmenuIndex() const { return m_selected; }
|
|
|
|
void SetSelectedSubmenuIndex(int idx) { m_selected = idx; }
|
|
|
|
Type GetType() const { return m_type; }
|
|
|
|
int GetStartingColumn() const { return m_start_col; }
|
|
|
|
void SetStartingColumn(int col) { m_start_col = col; }
|
|
|
|
int GetKeyValue() const { return m_key_value; }
|
|
|
|
void SetKeyValue(int key_value) { m_key_value = key_value; }
|
|
|
|
std::string &GetName() { return m_name; }
|
|
|
|
std::string &GetKeyName() { return m_key_name; }
|
|
|
|
int GetDrawWidth() const {
|
|
return m_max_submenu_name_length + m_max_submenu_key_name_length + 8;
|
|
}
|
|
|
|
uint64_t GetIdentifier() const { return m_identifier; }
|
|
|
|
void SetIdentifier(uint64_t identifier) { m_identifier = identifier; }
|
|
|
|
protected:
|
|
std::string m_name;
|
|
std::string m_key_name;
|
|
uint64_t m_identifier;
|
|
Type m_type;
|
|
int m_key_value;
|
|
int m_start_col;
|
|
int m_max_submenu_name_length;
|
|
int m_max_submenu_key_name_length;
|
|
int m_selected;
|
|
Menu *m_parent;
|
|
Menus m_submenus;
|
|
WindowSP m_menu_window_sp;
|
|
MenuActionResult m_canned_result;
|
|
MenuDelegateSP m_delegate_sp;
|
|
};
|
|
|
|
// Menubar or separator constructor
|
|
Menu::Menu(Type type)
|
|
: m_name(), m_key_name(), m_identifier(0), m_type(type), m_key_value(0),
|
|
m_start_col(0), m_max_submenu_name_length(0),
|
|
m_max_submenu_key_name_length(0), m_selected(0), m_parent(nullptr),
|
|
m_submenus(), m_canned_result(MenuActionResult::NotHandled),
|
|
m_delegate_sp() {}
|
|
|
|
// Menuitem constructor
|
|
Menu::Menu(const char *name, const char *key_name, int key_value,
|
|
uint64_t identifier)
|
|
: m_name(), m_key_name(), m_identifier(identifier), m_type(Type::Invalid),
|
|
m_key_value(key_value), m_start_col(0), m_max_submenu_name_length(0),
|
|
m_max_submenu_key_name_length(0), m_selected(0), m_parent(nullptr),
|
|
m_submenus(), m_canned_result(MenuActionResult::NotHandled),
|
|
m_delegate_sp() {
|
|
if (name && name[0]) {
|
|
m_name = name;
|
|
m_type = Type::Item;
|
|
if (key_name && key_name[0])
|
|
m_key_name = key_name;
|
|
} else {
|
|
m_type = Type::Separator;
|
|
}
|
|
}
|
|
|
|
void Menu::RecalculateNameLengths() {
|
|
m_max_submenu_name_length = 0;
|
|
m_max_submenu_key_name_length = 0;
|
|
Menus &submenus = GetSubmenus();
|
|
const size_t num_submenus = submenus.size();
|
|
for (size_t i = 0; i < num_submenus; ++i) {
|
|
Menu *submenu = submenus[i].get();
|
|
if (static_cast<size_t>(m_max_submenu_name_length) < submenu->m_name.size())
|
|
m_max_submenu_name_length = submenu->m_name.size();
|
|
if (static_cast<size_t>(m_max_submenu_key_name_length) <
|
|
submenu->m_key_name.size())
|
|
m_max_submenu_key_name_length = submenu->m_key_name.size();
|
|
}
|
|
}
|
|
|
|
void Menu::AddSubmenu(const MenuSP &menu_sp) {
|
|
menu_sp->m_parent = this;
|
|
if (static_cast<size_t>(m_max_submenu_name_length) < menu_sp->m_name.size())
|
|
m_max_submenu_name_length = menu_sp->m_name.size();
|
|
if (static_cast<size_t>(m_max_submenu_key_name_length) <
|
|
menu_sp->m_key_name.size())
|
|
m_max_submenu_key_name_length = menu_sp->m_key_name.size();
|
|
m_submenus.push_back(menu_sp);
|
|
}
|
|
|
|
void Menu::DrawMenuTitle(Window &window, bool highlight) {
|
|
if (m_type == Type::Separator) {
|
|
window.MoveCursor(0, window.GetCursorY());
|
|
window.PutChar(ACS_LTEE);
|
|
int width = window.GetWidth();
|
|
if (width > 2) {
|
|
width -= 2;
|
|
for (int i = 0; i < width; ++i)
|
|
window.PutChar(ACS_HLINE);
|
|
}
|
|
window.PutChar(ACS_RTEE);
|
|
} else {
|
|
const int shortcut_key = m_key_value;
|
|
bool underlined_shortcut = false;
|
|
const attr_t hilgight_attr = A_REVERSE;
|
|
if (highlight)
|
|
window.AttributeOn(hilgight_attr);
|
|
if (isprint(shortcut_key)) {
|
|
size_t lower_pos = m_name.find(tolower(shortcut_key));
|
|
size_t upper_pos = m_name.find(toupper(shortcut_key));
|
|
const char *name = m_name.c_str();
|
|
size_t pos = std::min<size_t>(lower_pos, upper_pos);
|
|
if (pos != std::string::npos) {
|
|
underlined_shortcut = true;
|
|
if (pos > 0) {
|
|
window.PutCString(name, pos);
|
|
name += pos;
|
|
}
|
|
const attr_t shortcut_attr = A_UNDERLINE | A_BOLD;
|
|
window.AttributeOn(shortcut_attr);
|
|
window.PutChar(name[0]);
|
|
window.AttributeOff(shortcut_attr);
|
|
name++;
|
|
if (name[0])
|
|
window.PutCString(name);
|
|
}
|
|
}
|
|
|
|
if (!underlined_shortcut) {
|
|
window.PutCString(m_name.c_str());
|
|
}
|
|
|
|
if (highlight)
|
|
window.AttributeOff(hilgight_attr);
|
|
|
|
if (m_key_name.empty()) {
|
|
if (!underlined_shortcut && isprint(m_key_value)) {
|
|
window.AttributeOn(COLOR_PAIR(3));
|
|
window.Printf(" (%c)", m_key_value);
|
|
window.AttributeOff(COLOR_PAIR(3));
|
|
}
|
|
} else {
|
|
window.AttributeOn(COLOR_PAIR(3));
|
|
window.Printf(" (%s)", m_key_name.c_str());
|
|
window.AttributeOff(COLOR_PAIR(3));
|
|
}
|
|
}
|
|
}
|
|
|
|
bool Menu::WindowDelegateDraw(Window &window, bool force) {
|
|
Menus &submenus = GetSubmenus();
|
|
const size_t num_submenus = submenus.size();
|
|
const int selected_idx = GetSelectedSubmenuIndex();
|
|
Menu::Type menu_type = GetType();
|
|
switch (menu_type) {
|
|
case Menu::Type::Bar: {
|
|
window.SetBackground(2);
|
|
window.MoveCursor(0, 0);
|
|
for (size_t i = 0; i < num_submenus; ++i) {
|
|
Menu *menu = submenus[i].get();
|
|
if (i > 0)
|
|
window.PutChar(' ');
|
|
menu->SetStartingColumn(window.GetCursorX());
|
|
window.PutCString("| ");
|
|
menu->DrawMenuTitle(window, false);
|
|
}
|
|
window.PutCString(" |");
|
|
window.DeferredRefresh();
|
|
} break;
|
|
|
|
case Menu::Type::Item: {
|
|
int y = 1;
|
|
int x = 3;
|
|
// Draw the menu
|
|
int cursor_x = 0;
|
|
int cursor_y = 0;
|
|
window.Erase();
|
|
window.SetBackground(2);
|
|
window.Box();
|
|
for (size_t i = 0; i < num_submenus; ++i) {
|
|
const bool is_selected = (i == static_cast<size_t>(selected_idx));
|
|
window.MoveCursor(x, y + i);
|
|
if (is_selected) {
|
|
// Remember where we want the cursor to be
|
|
cursor_x = x - 1;
|
|
cursor_y = y + i;
|
|
}
|
|
submenus[i]->DrawMenuTitle(window, is_selected);
|
|
}
|
|
window.MoveCursor(cursor_x, cursor_y);
|
|
window.DeferredRefresh();
|
|
} break;
|
|
|
|
default:
|
|
case Menu::Type::Separator:
|
|
break;
|
|
}
|
|
return true; // Drawing handled...
|
|
}
|
|
|
|
HandleCharResult Menu::WindowDelegateHandleChar(Window &window, int key) {
|
|
HandleCharResult result = eKeyNotHandled;
|
|
|
|
Menus &submenus = GetSubmenus();
|
|
const size_t num_submenus = submenus.size();
|
|
const int selected_idx = GetSelectedSubmenuIndex();
|
|
Menu::Type menu_type = GetType();
|
|
if (menu_type == Menu::Type::Bar) {
|
|
MenuSP run_menu_sp;
|
|
switch (key) {
|
|
case KEY_DOWN:
|
|
case KEY_UP:
|
|
// Show last menu or first menu
|
|
if (selected_idx < static_cast<int>(num_submenus))
|
|
run_menu_sp = submenus[selected_idx];
|
|
else if (!submenus.empty())
|
|
run_menu_sp = submenus.front();
|
|
result = eKeyHandled;
|
|
break;
|
|
|
|
case KEY_RIGHT:
|
|
++m_selected;
|
|
if (m_selected >= static_cast<int>(num_submenus))
|
|
m_selected = 0;
|
|
if (m_selected < static_cast<int>(num_submenus))
|
|
run_menu_sp = submenus[m_selected];
|
|
else if (!submenus.empty())
|
|
run_menu_sp = submenus.front();
|
|
result = eKeyHandled;
|
|
break;
|
|
|
|
case KEY_LEFT:
|
|
--m_selected;
|
|
if (m_selected < 0)
|
|
m_selected = num_submenus - 1;
|
|
if (m_selected < static_cast<int>(num_submenus))
|
|
run_menu_sp = submenus[m_selected];
|
|
else if (!submenus.empty())
|
|
run_menu_sp = submenus.front();
|
|
result = eKeyHandled;
|
|
break;
|
|
|
|
default:
|
|
for (size_t i = 0; i < num_submenus; ++i) {
|
|
if (submenus[i]->GetKeyValue() == key) {
|
|
SetSelectedSubmenuIndex(i);
|
|
run_menu_sp = submenus[i];
|
|
result = eKeyHandled;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (run_menu_sp) {
|
|
// Run the action on this menu in case we need to populate the menu with
|
|
// dynamic content and also in case check marks, and any other menu
|
|
// decorations need to be calculated
|
|
if (run_menu_sp->Action() == MenuActionResult::Quit)
|
|
return eQuitApplication;
|
|
|
|
Rect menu_bounds;
|
|
menu_bounds.origin.x = run_menu_sp->GetStartingColumn();
|
|
menu_bounds.origin.y = 1;
|
|
menu_bounds.size.width = run_menu_sp->GetDrawWidth();
|
|
menu_bounds.size.height = run_menu_sp->GetSubmenus().size() + 2;
|
|
if (m_menu_window_sp)
|
|
window.GetParent()->RemoveSubWindow(m_menu_window_sp.get());
|
|
|
|
m_menu_window_sp = window.GetParent()->CreateSubWindow(
|
|
run_menu_sp->GetName().c_str(), menu_bounds, true);
|
|
m_menu_window_sp->SetDelegate(run_menu_sp);
|
|
}
|
|
} else if (menu_type == Menu::Type::Item) {
|
|
switch (key) {
|
|
case KEY_DOWN:
|
|
if (m_submenus.size() > 1) {
|
|
const int start_select = m_selected;
|
|
while (++m_selected != start_select) {
|
|
if (static_cast<size_t>(m_selected) >= num_submenus)
|
|
m_selected = 0;
|
|
if (m_submenus[m_selected]->GetType() == Type::Separator)
|
|
continue;
|
|
else
|
|
break;
|
|
}
|
|
return eKeyHandled;
|
|
}
|
|
break;
|
|
|
|
case KEY_UP:
|
|
if (m_submenus.size() > 1) {
|
|
const int start_select = m_selected;
|
|
while (--m_selected != start_select) {
|
|
if (m_selected < static_cast<int>(0))
|
|
m_selected = num_submenus - 1;
|
|
if (m_submenus[m_selected]->GetType() == Type::Separator)
|
|
continue;
|
|
else
|
|
break;
|
|
}
|
|
return eKeyHandled;
|
|
}
|
|
break;
|
|
|
|
case KEY_RETURN:
|
|
if (static_cast<size_t>(selected_idx) < num_submenus) {
|
|
if (submenus[selected_idx]->Action() == MenuActionResult::Quit)
|
|
return eQuitApplication;
|
|
window.GetParent()->RemoveSubWindow(&window);
|
|
return eKeyHandled;
|
|
}
|
|
break;
|
|
|
|
case KEY_ESCAPE: // Beware: pressing escape key has 1 to 2 second delay in
|
|
// case other chars are entered for escaped sequences
|
|
window.GetParent()->RemoveSubWindow(&window);
|
|
return eKeyHandled;
|
|
|
|
default:
|
|
for (size_t i = 0; i < num_submenus; ++i) {
|
|
Menu *menu = submenus[i].get();
|
|
if (menu->GetKeyValue() == key) {
|
|
SetSelectedSubmenuIndex(i);
|
|
window.GetParent()->RemoveSubWindow(&window);
|
|
if (menu->Action() == MenuActionResult::Quit)
|
|
return eQuitApplication;
|
|
return eKeyHandled;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
} else if (menu_type == Menu::Type::Separator) {
|
|
}
|
|
return result;
|
|
}
|
|
|
|
class Application {
|
|
public:
|
|
Application(FILE *in, FILE *out)
|
|
: m_window_sp(), m_screen(nullptr), m_in(in), m_out(out) {}
|
|
|
|
~Application() {
|
|
m_window_delegates.clear();
|
|
m_window_sp.reset();
|
|
if (m_screen) {
|
|
::delscreen(m_screen);
|
|
m_screen = nullptr;
|
|
}
|
|
}
|
|
|
|
void Initialize() {
|
|
::setlocale(LC_ALL, "");
|
|
::setlocale(LC_CTYPE, "");
|
|
m_screen = ::newterm(nullptr, m_out, m_in);
|
|
::start_color();
|
|
::curs_set(0);
|
|
::noecho();
|
|
::keypad(stdscr, TRUE);
|
|
}
|
|
|
|
void Terminate() { ::endwin(); }
|
|
|
|
void Run(Debugger &debugger) {
|
|
bool done = false;
|
|
int delay_in_tenths_of_a_second = 1;
|
|
|
|
// Alas the threading model in curses is a bit lame so we need to resort to
|
|
// polling every 0.5 seconds. We could poll for stdin ourselves and then
|
|
// pass the keys down but then we need to translate all of the escape
|
|
// sequences ourselves. So we resort to polling for input because we need
|
|
// to receive async process events while in this loop.
|
|
|
|
halfdelay(delay_in_tenths_of_a_second); // Poll using some number of tenths
|
|
// of seconds seconds when calling
|
|
// Window::GetChar()
|
|
|
|
ListenerSP listener_sp(
|
|
Listener::MakeListener("lldb.IOHandler.curses.Application"));
|
|
ConstString broadcaster_class_target(Target::GetStaticBroadcasterClass());
|
|
ConstString broadcaster_class_process(Process::GetStaticBroadcasterClass());
|
|
ConstString broadcaster_class_thread(Thread::GetStaticBroadcasterClass());
|
|
debugger.EnableForwardEvents(listener_sp);
|
|
|
|
bool update = true;
|
|
#if defined(__APPLE__)
|
|
std::deque<int> escape_chars;
|
|
#endif
|
|
|
|
while (!done) {
|
|
if (update) {
|
|
m_window_sp->Draw(false);
|
|
// All windows should be calling Window::DeferredRefresh() instead of
|
|
// Window::Refresh() so we can do a single update and avoid any screen
|
|
// blinking
|
|
update_panels();
|
|
|
|
// Cursor hiding isn't working on MacOSX, so hide it in the top left
|
|
// corner
|
|
m_window_sp->MoveCursor(0, 0);
|
|
|
|
doupdate();
|
|
update = false;
|
|
}
|
|
|
|
#if defined(__APPLE__)
|
|
// Terminal.app doesn't map its function keys correctly, F1-F4 default
|
|
// to: \033OP, \033OQ, \033OR, \033OS, so lets take care of this here if
|
|
// possible
|
|
int ch;
|
|
if (escape_chars.empty())
|
|
ch = m_window_sp->GetChar();
|
|
else {
|
|
ch = escape_chars.front();
|
|
escape_chars.pop_front();
|
|
}
|
|
if (ch == KEY_ESCAPE) {
|
|
int ch2 = m_window_sp->GetChar();
|
|
if (ch2 == 'O') {
|
|
int ch3 = m_window_sp->GetChar();
|
|
switch (ch3) {
|
|
case 'P':
|
|
ch = KEY_F(1);
|
|
break;
|
|
case 'Q':
|
|
ch = KEY_F(2);
|
|
break;
|
|
case 'R':
|
|
ch = KEY_F(3);
|
|
break;
|
|
case 'S':
|
|
ch = KEY_F(4);
|
|
break;
|
|
default:
|
|
escape_chars.push_back(ch2);
|
|
if (ch3 != -1)
|
|
escape_chars.push_back(ch3);
|
|
break;
|
|
}
|
|
} else if (ch2 != -1)
|
|
escape_chars.push_back(ch2);
|
|
}
|
|
#else
|
|
int ch = m_window_sp->GetChar();
|
|
|
|
#endif
|
|
if (ch == -1) {
|
|
if (feof(m_in) || ferror(m_in)) {
|
|
done = true;
|
|
} else {
|
|
// Just a timeout from using halfdelay(), check for events
|
|
EventSP event_sp;
|
|
while (listener_sp->PeekAtNextEvent()) {
|
|
listener_sp->GetEvent(event_sp, std::chrono::seconds(0));
|
|
|
|
if (event_sp) {
|
|
Broadcaster *broadcaster = event_sp->GetBroadcaster();
|
|
if (broadcaster) {
|
|
// uint32_t event_type = event_sp->GetType();
|
|
ConstString broadcaster_class(
|
|
broadcaster->GetBroadcasterClass());
|
|
if (broadcaster_class == broadcaster_class_process) {
|
|
debugger.GetCommandInterpreter().UpdateExecutionContext(
|
|
nullptr);
|
|
update = true;
|
|
continue; // Don't get any key, just update our view
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
HandleCharResult key_result = m_window_sp->HandleChar(ch);
|
|
switch (key_result) {
|
|
case eKeyHandled:
|
|
debugger.GetCommandInterpreter().UpdateExecutionContext(nullptr);
|
|
update = true;
|
|
break;
|
|
case eKeyNotHandled:
|
|
break;
|
|
case eQuitApplication:
|
|
done = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
debugger.CancelForwardEvents(listener_sp);
|
|
}
|
|
|
|
WindowSP &GetMainWindow() {
|
|
if (!m_window_sp)
|
|
m_window_sp = std::make_shared<Window>("main", stdscr, false);
|
|
return m_window_sp;
|
|
}
|
|
|
|
WindowDelegates &GetWindowDelegates() { return m_window_delegates; }
|
|
|
|
protected:
|
|
WindowSP m_window_sp;
|
|
WindowDelegates m_window_delegates;
|
|
SCREEN *m_screen;
|
|
FILE *m_in;
|
|
FILE *m_out;
|
|
};
|
|
|
|
} // namespace curses
|
|
|
|
using namespace curses;
|
|
|
|
struct Row {
|
|
ValueObjectManager value;
|
|
Row *parent;
|
|
// The process stop ID when the children were calculated.
|
|
uint32_t children_stop_id;
|
|
int row_idx;
|
|
int x;
|
|
int y;
|
|
bool might_have_children;
|
|
bool expanded;
|
|
bool calculated_children;
|
|
std::vector<Row> children;
|
|
|
|
Row(const ValueObjectSP &v, Row *p)
|
|
: value(v, lldb::eDynamicDontRunTarget, true), parent(p), row_idx(0),
|
|
x(1), y(1), might_have_children(v ? v->MightHaveChildren() : false),
|
|
expanded(false), calculated_children(false), children() {}
|
|
|
|
size_t GetDepth() const {
|
|
if (parent)
|
|
return 1 + parent->GetDepth();
|
|
return 0;
|
|
}
|
|
|
|
void Expand() {
|
|
expanded = true;
|
|
}
|
|
|
|
std::vector<Row> &GetChildren() {
|
|
ProcessSP process_sp = value.GetProcessSP();
|
|
auto stop_id = process_sp->GetStopID();
|
|
if (process_sp && stop_id != children_stop_id) {
|
|
children_stop_id = stop_id;
|
|
calculated_children = false;
|
|
}
|
|
if (!calculated_children) {
|
|
children.clear();
|
|
calculated_children = true;
|
|
ValueObjectSP valobj = value.GetSP();
|
|
if (valobj) {
|
|
const size_t num_children = valobj->GetNumChildren();
|
|
for (size_t i = 0; i < num_children; ++i) {
|
|
children.push_back(Row(valobj->GetChildAtIndex(i, true), this));
|
|
}
|
|
}
|
|
}
|
|
return children;
|
|
}
|
|
|
|
void Unexpand() {
|
|
expanded = false;
|
|
calculated_children = false;
|
|
children.clear();
|
|
}
|
|
|
|
void DrawTree(Window &window) {
|
|
if (parent)
|
|
parent->DrawTreeForChild(window, this, 0);
|
|
|
|
if (might_have_children) {
|
|
// It we can get UTF8 characters to work we should try to use the
|
|
// "symbol" UTF8 string below
|
|
// const char *symbol = "";
|
|
// if (row.expanded)
|
|
// symbol = "\xe2\x96\xbd ";
|
|
// else
|
|
// symbol = "\xe2\x96\xb7 ";
|
|
// window.PutCString (symbol);
|
|
|
|
// The ACS_DARROW and ACS_RARROW don't look very nice they are just a 'v'
|
|
// or '>' character...
|
|
// if (expanded)
|
|
// window.PutChar (ACS_DARROW);
|
|
// else
|
|
// window.PutChar (ACS_RARROW);
|
|
// Since we can't find any good looking right arrow/down arrow symbols,
|
|
// just use a diamond...
|
|
window.PutChar(ACS_DIAMOND);
|
|
window.PutChar(ACS_HLINE);
|
|
}
|
|
}
|
|
|
|
void DrawTreeForChild(Window &window, Row *child, uint32_t reverse_depth) {
|
|
if (parent)
|
|
parent->DrawTreeForChild(window, this, reverse_depth + 1);
|
|
|
|
if (&GetChildren().back() == child) {
|
|
// Last child
|
|
if (reverse_depth == 0) {
|
|
window.PutChar(ACS_LLCORNER);
|
|
window.PutChar(ACS_HLINE);
|
|
} else {
|
|
window.PutChar(' ');
|
|
window.PutChar(' ');
|
|
}
|
|
} else {
|
|
if (reverse_depth == 0) {
|
|
window.PutChar(ACS_LTEE);
|
|
window.PutChar(ACS_HLINE);
|
|
} else {
|
|
window.PutChar(ACS_VLINE);
|
|
window.PutChar(' ');
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
struct DisplayOptions {
|
|
bool show_types;
|
|
};
|
|
|
|
class TreeItem;
|
|
|
|
class TreeDelegate {
|
|
public:
|
|
TreeDelegate() = default;
|
|
virtual ~TreeDelegate() = default;
|
|
|
|
virtual void TreeDelegateDrawTreeItem(TreeItem &item, Window &window) = 0;
|
|
virtual void TreeDelegateGenerateChildren(TreeItem &item) = 0;
|
|
virtual bool TreeDelegateItemSelected(
|
|
TreeItem &item) = 0; // Return true if we need to update views
|
|
};
|
|
|
|
typedef std::shared_ptr<TreeDelegate> TreeDelegateSP;
|
|
|
|
class TreeItem {
|
|
public:
|
|
TreeItem(TreeItem *parent, TreeDelegate &delegate, bool might_have_children)
|
|
: m_parent(parent), m_delegate(delegate), m_user_data(nullptr),
|
|
m_identifier(0), m_row_idx(-1), m_children(),
|
|
m_might_have_children(might_have_children), m_is_expanded(false) {}
|
|
|
|
TreeItem &operator=(const TreeItem &rhs) {
|
|
if (this != &rhs) {
|
|
m_parent = rhs.m_parent;
|
|
m_delegate = rhs.m_delegate;
|
|
m_user_data = rhs.m_user_data;
|
|
m_identifier = rhs.m_identifier;
|
|
m_row_idx = rhs.m_row_idx;
|
|
m_children = rhs.m_children;
|
|
m_might_have_children = rhs.m_might_have_children;
|
|
m_is_expanded = rhs.m_is_expanded;
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
size_t GetDepth() const {
|
|
if (m_parent)
|
|
return 1 + m_parent->GetDepth();
|
|
return 0;
|
|
}
|
|
|
|
int GetRowIndex() const { return m_row_idx; }
|
|
|
|
void ClearChildren() { m_children.clear(); }
|
|
|
|
void Resize(size_t n, const TreeItem &t) { m_children.resize(n, t); }
|
|
|
|
TreeItem &operator[](size_t i) { return m_children[i]; }
|
|
|
|
void SetRowIndex(int row_idx) { m_row_idx = row_idx; }
|
|
|
|
size_t GetNumChildren() {
|
|
m_delegate.TreeDelegateGenerateChildren(*this);
|
|
return m_children.size();
|
|
}
|
|
|
|
void ItemWasSelected() { m_delegate.TreeDelegateItemSelected(*this); }
|
|
|
|
void CalculateRowIndexes(int &row_idx) {
|
|
SetRowIndex(row_idx);
|
|
++row_idx;
|
|
|
|
const bool expanded = IsExpanded();
|
|
|
|
// The root item must calculate its children, or we must calculate the
|
|
// number of children if the item is expanded
|
|
if (m_parent == nullptr || expanded)
|
|
GetNumChildren();
|
|
|
|
for (auto &item : m_children) {
|
|
if (expanded)
|
|
item.CalculateRowIndexes(row_idx);
|
|
else
|
|
item.SetRowIndex(-1);
|
|
}
|
|
}
|
|
|
|
TreeItem *GetParent() { return m_parent; }
|
|
|
|
bool IsExpanded() const { return m_is_expanded; }
|
|
|
|
void Expand() { m_is_expanded = true; }
|
|
|
|
void Unexpand() { m_is_expanded = false; }
|
|
|
|
bool Draw(Window &window, const int first_visible_row,
|
|
const uint32_t selected_row_idx, int &row_idx, int &num_rows_left) {
|
|
if (num_rows_left <= 0)
|
|
return false;
|
|
|
|
if (m_row_idx >= first_visible_row) {
|
|
window.MoveCursor(2, row_idx + 1);
|
|
|
|
if (m_parent)
|
|
m_parent->DrawTreeForChild(window, this, 0);
|
|
|
|
if (m_might_have_children) {
|
|
// It we can get UTF8 characters to work we should try to use the
|
|
// "symbol" UTF8 string below
|
|
// const char *symbol = "";
|
|
// if (row.expanded)
|
|
// symbol = "\xe2\x96\xbd ";
|
|
// else
|
|
// symbol = "\xe2\x96\xb7 ";
|
|
// window.PutCString (symbol);
|
|
|
|
// The ACS_DARROW and ACS_RARROW don't look very nice they are just a
|
|
// 'v' or '>' character...
|
|
// if (expanded)
|
|
// window.PutChar (ACS_DARROW);
|
|
// else
|
|
// window.PutChar (ACS_RARROW);
|
|
// Since we can't find any good looking right arrow/down arrow symbols,
|
|
// just use a diamond...
|
|
window.PutChar(ACS_DIAMOND);
|
|
window.PutChar(ACS_HLINE);
|
|
}
|
|
bool highlight = (selected_row_idx == static_cast<size_t>(m_row_idx)) &&
|
|
window.IsActive();
|
|
|
|
if (highlight)
|
|
window.AttributeOn(A_REVERSE);
|
|
|
|
m_delegate.TreeDelegateDrawTreeItem(*this, window);
|
|
|
|
if (highlight)
|
|
window.AttributeOff(A_REVERSE);
|
|
++row_idx;
|
|
--num_rows_left;
|
|
}
|
|
|
|
if (num_rows_left <= 0)
|
|
return false; // We are done drawing...
|
|
|
|
if (IsExpanded()) {
|
|
for (auto &item : m_children) {
|
|
// If we displayed all the rows and item.Draw() returns false we are
|
|
// done drawing and can exit this for loop
|
|
if (!item.Draw(window, first_visible_row, selected_row_idx, row_idx,
|
|
num_rows_left))
|
|
break;
|
|
}
|
|
}
|
|
return num_rows_left >= 0; // Return true if not done drawing yet
|
|
}
|
|
|
|
void DrawTreeForChild(Window &window, TreeItem *child,
|
|
uint32_t reverse_depth) {
|
|
if (m_parent)
|
|
m_parent->DrawTreeForChild(window, this, reverse_depth + 1);
|
|
|
|
if (&m_children.back() == child) {
|
|
// Last child
|
|
if (reverse_depth == 0) {
|
|
window.PutChar(ACS_LLCORNER);
|
|
window.PutChar(ACS_HLINE);
|
|
} else {
|
|
window.PutChar(' ');
|
|
window.PutChar(' ');
|
|
}
|
|
} else {
|
|
if (reverse_depth == 0) {
|
|
window.PutChar(ACS_LTEE);
|
|
window.PutChar(ACS_HLINE);
|
|
} else {
|
|
window.PutChar(ACS_VLINE);
|
|
window.PutChar(' ');
|
|
}
|
|
}
|
|
}
|
|
|
|
TreeItem *GetItemForRowIndex(uint32_t row_idx) {
|
|
if (static_cast<uint32_t>(m_row_idx) == row_idx)
|
|
return this;
|
|
if (m_children.empty())
|
|
return nullptr;
|
|
if (IsExpanded()) {
|
|
for (auto &item : m_children) {
|
|
TreeItem *selected_item_ptr = item.GetItemForRowIndex(row_idx);
|
|
if (selected_item_ptr)
|
|
return selected_item_ptr;
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
void *GetUserData() const { return m_user_data; }
|
|
|
|
void SetUserData(void *user_data) { m_user_data = user_data; }
|
|
|
|
uint64_t GetIdentifier() const { return m_identifier; }
|
|
|
|
void SetIdentifier(uint64_t identifier) { m_identifier = identifier; }
|
|
|
|
void SetMightHaveChildren(bool b) { m_might_have_children = b; }
|
|
|
|
protected:
|
|
TreeItem *m_parent;
|
|
TreeDelegate &m_delegate;
|
|
void *m_user_data;
|
|
uint64_t m_identifier;
|
|
int m_row_idx; // Zero based visible row index, -1 if not visible or for the
|
|
// root item
|
|
std::vector<TreeItem> m_children;
|
|
bool m_might_have_children;
|
|
bool m_is_expanded;
|
|
};
|
|
|
|
class TreeWindowDelegate : public WindowDelegate {
|
|
public:
|
|
TreeWindowDelegate(Debugger &debugger, const TreeDelegateSP &delegate_sp)
|
|
: m_debugger(debugger), m_delegate_sp(delegate_sp),
|
|
m_root(nullptr, *delegate_sp, true), m_selected_item(nullptr),
|
|
m_num_rows(0), m_selected_row_idx(0), m_first_visible_row(0),
|
|
m_min_x(0), m_min_y(0), m_max_x(0), m_max_y(0) {}
|
|
|
|
int NumVisibleRows() const { return m_max_y - m_min_y; }
|
|
|
|
bool WindowDelegateDraw(Window &window, bool force) override {
|
|
ExecutionContext exe_ctx(
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext());
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
|
|
bool display_content = false;
|
|
if (process) {
|
|
StateType state = process->GetState();
|
|
if (StateIsStoppedState(state, true)) {
|
|
// We are stopped, so it is ok to
|
|
display_content = true;
|
|
} else if (StateIsRunningState(state)) {
|
|
return true; // Don't do any updating when we are running
|
|
}
|
|
}
|
|
|
|
m_min_x = 2;
|
|
m_min_y = 1;
|
|
m_max_x = window.GetWidth() - 1;
|
|
m_max_y = window.GetHeight() - 1;
|
|
|
|
window.Erase();
|
|
window.DrawTitleBox(window.GetName());
|
|
|
|
if (display_content) {
|
|
const int num_visible_rows = NumVisibleRows();
|
|
m_num_rows = 0;
|
|
m_root.CalculateRowIndexes(m_num_rows);
|
|
|
|
// If we unexpanded while having something selected our total number of
|
|
// rows is less than the num visible rows, then make sure we show all the
|
|
// rows by setting the first visible row accordingly.
|
|
if (m_first_visible_row > 0 && m_num_rows < num_visible_rows)
|
|
m_first_visible_row = 0;
|
|
|
|
// Make sure the selected row is always visible
|
|
if (m_selected_row_idx < m_first_visible_row)
|
|
m_first_visible_row = m_selected_row_idx;
|
|
else if (m_first_visible_row + num_visible_rows <= m_selected_row_idx)
|
|
m_first_visible_row = m_selected_row_idx - num_visible_rows + 1;
|
|
|
|
int row_idx = 0;
|
|
int num_rows_left = num_visible_rows;
|
|
m_root.Draw(window, m_first_visible_row, m_selected_row_idx, row_idx,
|
|
num_rows_left);
|
|
// Get the selected row
|
|
m_selected_item = m_root.GetItemForRowIndex(m_selected_row_idx);
|
|
} else {
|
|
m_selected_item = nullptr;
|
|
}
|
|
|
|
window.DeferredRefresh();
|
|
|
|
return true; // Drawing handled
|
|
}
|
|
|
|
const char *WindowDelegateGetHelpText() override {
|
|
return "Thread window keyboard shortcuts:";
|
|
}
|
|
|
|
KeyHelp *WindowDelegateGetKeyHelp() override {
|
|
static curses::KeyHelp g_source_view_key_help[] = {
|
|
{KEY_UP, "Select previous item"},
|
|
{KEY_DOWN, "Select next item"},
|
|
{KEY_RIGHT, "Expand the selected item"},
|
|
{KEY_LEFT,
|
|
"Unexpand the selected item or select parent if not expanded"},
|
|
{KEY_PPAGE, "Page up"},
|
|
{KEY_NPAGE, "Page down"},
|
|
{'h', "Show help dialog"},
|
|
{' ', "Toggle item expansion"},
|
|
{',', "Page up"},
|
|
{'.', "Page down"},
|
|
{'\0', nullptr}};
|
|
return g_source_view_key_help;
|
|
}
|
|
|
|
HandleCharResult WindowDelegateHandleChar(Window &window, int c) override {
|
|
switch (c) {
|
|
case ',':
|
|
case KEY_PPAGE:
|
|
// Page up key
|
|
if (m_first_visible_row > 0) {
|
|
if (m_first_visible_row > m_max_y)
|
|
m_first_visible_row -= m_max_y;
|
|
else
|
|
m_first_visible_row = 0;
|
|
m_selected_row_idx = m_first_visible_row;
|
|
m_selected_item = m_root.GetItemForRowIndex(m_selected_row_idx);
|
|
if (m_selected_item)
|
|
m_selected_item->ItemWasSelected();
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case '.':
|
|
case KEY_NPAGE:
|
|
// Page down key
|
|
if (m_num_rows > m_max_y) {
|
|
if (m_first_visible_row + m_max_y < m_num_rows) {
|
|
m_first_visible_row += m_max_y;
|
|
m_selected_row_idx = m_first_visible_row;
|
|
m_selected_item = m_root.GetItemForRowIndex(m_selected_row_idx);
|
|
if (m_selected_item)
|
|
m_selected_item->ItemWasSelected();
|
|
}
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case KEY_UP:
|
|
if (m_selected_row_idx > 0) {
|
|
--m_selected_row_idx;
|
|
m_selected_item = m_root.GetItemForRowIndex(m_selected_row_idx);
|
|
if (m_selected_item)
|
|
m_selected_item->ItemWasSelected();
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case KEY_DOWN:
|
|
if (m_selected_row_idx + 1 < m_num_rows) {
|
|
++m_selected_row_idx;
|
|
m_selected_item = m_root.GetItemForRowIndex(m_selected_row_idx);
|
|
if (m_selected_item)
|
|
m_selected_item->ItemWasSelected();
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case KEY_RIGHT:
|
|
if (m_selected_item) {
|
|
if (!m_selected_item->IsExpanded())
|
|
m_selected_item->Expand();
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case KEY_LEFT:
|
|
if (m_selected_item) {
|
|
if (m_selected_item->IsExpanded())
|
|
m_selected_item->Unexpand();
|
|
else if (m_selected_item->GetParent()) {
|
|
m_selected_row_idx = m_selected_item->GetParent()->GetRowIndex();
|
|
m_selected_item = m_root.GetItemForRowIndex(m_selected_row_idx);
|
|
if (m_selected_item)
|
|
m_selected_item->ItemWasSelected();
|
|
}
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case ' ':
|
|
// Toggle expansion state when SPACE is pressed
|
|
if (m_selected_item) {
|
|
if (m_selected_item->IsExpanded())
|
|
m_selected_item->Unexpand();
|
|
else
|
|
m_selected_item->Expand();
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case 'h':
|
|
window.CreateHelpSubwindow();
|
|
return eKeyHandled;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
return eKeyNotHandled;
|
|
}
|
|
|
|
protected:
|
|
Debugger &m_debugger;
|
|
TreeDelegateSP m_delegate_sp;
|
|
TreeItem m_root;
|
|
TreeItem *m_selected_item;
|
|
int m_num_rows;
|
|
int m_selected_row_idx;
|
|
int m_first_visible_row;
|
|
int m_min_x;
|
|
int m_min_y;
|
|
int m_max_x;
|
|
int m_max_y;
|
|
};
|
|
|
|
class FrameTreeDelegate : public TreeDelegate {
|
|
public:
|
|
FrameTreeDelegate() : TreeDelegate() {
|
|
FormatEntity::Parse(
|
|
"frame #${frame.index}: {${function.name}${function.pc-offset}}}",
|
|
m_format);
|
|
}
|
|
|
|
~FrameTreeDelegate() override = default;
|
|
|
|
void TreeDelegateDrawTreeItem(TreeItem &item, Window &window) override {
|
|
Thread *thread = (Thread *)item.GetUserData();
|
|
if (thread) {
|
|
const uint64_t frame_idx = item.GetIdentifier();
|
|
StackFrameSP frame_sp = thread->GetStackFrameAtIndex(frame_idx);
|
|
if (frame_sp) {
|
|
StreamString strm;
|
|
const SymbolContext &sc =
|
|
frame_sp->GetSymbolContext(eSymbolContextEverything);
|
|
ExecutionContext exe_ctx(frame_sp);
|
|
if (FormatEntity::Format(m_format, strm, &sc, &exe_ctx, nullptr,
|
|
nullptr, false, false)) {
|
|
int right_pad = 1;
|
|
window.PutCStringTruncated(strm.GetString().str().c_str(), right_pad);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void TreeDelegateGenerateChildren(TreeItem &item) override {
|
|
// No children for frames yet...
|
|
}
|
|
|
|
bool TreeDelegateItemSelected(TreeItem &item) override {
|
|
Thread *thread = (Thread *)item.GetUserData();
|
|
if (thread) {
|
|
thread->GetProcess()->GetThreadList().SetSelectedThreadByID(
|
|
thread->GetID());
|
|
const uint64_t frame_idx = item.GetIdentifier();
|
|
thread->SetSelectedFrameByIndex(frame_idx);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
protected:
|
|
FormatEntity::Entry m_format;
|
|
};
|
|
|
|
class ThreadTreeDelegate : public TreeDelegate {
|
|
public:
|
|
ThreadTreeDelegate(Debugger &debugger)
|
|
: TreeDelegate(), m_debugger(debugger), m_tid(LLDB_INVALID_THREAD_ID),
|
|
m_stop_id(UINT32_MAX) {
|
|
FormatEntity::Parse("thread #${thread.index}: tid = ${thread.id}{, stop "
|
|
"reason = ${thread.stop-reason}}",
|
|
m_format);
|
|
}
|
|
|
|
~ThreadTreeDelegate() override = default;
|
|
|
|
ProcessSP GetProcess() {
|
|
return m_debugger.GetCommandInterpreter()
|
|
.GetExecutionContext()
|
|
.GetProcessSP();
|
|
}
|
|
|
|
ThreadSP GetThread(const TreeItem &item) {
|
|
ProcessSP process_sp = GetProcess();
|
|
if (process_sp)
|
|
return process_sp->GetThreadList().FindThreadByID(item.GetIdentifier());
|
|
return ThreadSP();
|
|
}
|
|
|
|
void TreeDelegateDrawTreeItem(TreeItem &item, Window &window) override {
|
|
ThreadSP thread_sp = GetThread(item);
|
|
if (thread_sp) {
|
|
StreamString strm;
|
|
ExecutionContext exe_ctx(thread_sp);
|
|
if (FormatEntity::Format(m_format, strm, nullptr, &exe_ctx, nullptr,
|
|
nullptr, false, false)) {
|
|
int right_pad = 1;
|
|
window.PutCStringTruncated(strm.GetString().str().c_str(), right_pad);
|
|
}
|
|
}
|
|
}
|
|
|
|
void TreeDelegateGenerateChildren(TreeItem &item) override {
|
|
ProcessSP process_sp = GetProcess();
|
|
if (process_sp && process_sp->IsAlive()) {
|
|
StateType state = process_sp->GetState();
|
|
if (StateIsStoppedState(state, true)) {
|
|
ThreadSP thread_sp = GetThread(item);
|
|
if (thread_sp) {
|
|
if (m_stop_id == process_sp->GetStopID() &&
|
|
thread_sp->GetID() == m_tid)
|
|
return; // Children are already up to date
|
|
if (!m_frame_delegate_sp) {
|
|
// Always expand the thread item the first time we show it
|
|
m_frame_delegate_sp = std::make_shared<FrameTreeDelegate>();
|
|
}
|
|
|
|
m_stop_id = process_sp->GetStopID();
|
|
m_tid = thread_sp->GetID();
|
|
|
|
TreeItem t(&item, *m_frame_delegate_sp, false);
|
|
size_t num_frames = thread_sp->GetStackFrameCount();
|
|
item.Resize(num_frames, t);
|
|
for (size_t i = 0; i < num_frames; ++i) {
|
|
item[i].SetUserData(thread_sp.get());
|
|
item[i].SetIdentifier(i);
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
item.ClearChildren();
|
|
}
|
|
|
|
bool TreeDelegateItemSelected(TreeItem &item) override {
|
|
ProcessSP process_sp = GetProcess();
|
|
if (process_sp && process_sp->IsAlive()) {
|
|
StateType state = process_sp->GetState();
|
|
if (StateIsStoppedState(state, true)) {
|
|
ThreadSP thread_sp = GetThread(item);
|
|
if (thread_sp) {
|
|
ThreadList &thread_list = thread_sp->GetProcess()->GetThreadList();
|
|
std::lock_guard<std::recursive_mutex> guard(thread_list.GetMutex());
|
|
ThreadSP selected_thread_sp = thread_list.GetSelectedThread();
|
|
if (selected_thread_sp->GetID() != thread_sp->GetID()) {
|
|
thread_list.SetSelectedThreadByID(thread_sp->GetID());
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
protected:
|
|
Debugger &m_debugger;
|
|
std::shared_ptr<FrameTreeDelegate> m_frame_delegate_sp;
|
|
lldb::user_id_t m_tid;
|
|
uint32_t m_stop_id;
|
|
FormatEntity::Entry m_format;
|
|
};
|
|
|
|
class ThreadsTreeDelegate : public TreeDelegate {
|
|
public:
|
|
ThreadsTreeDelegate(Debugger &debugger)
|
|
: TreeDelegate(), m_thread_delegate_sp(), m_debugger(debugger),
|
|
m_stop_id(UINT32_MAX) {
|
|
FormatEntity::Parse("process ${process.id}{, name = ${process.name}}",
|
|
m_format);
|
|
}
|
|
|
|
~ThreadsTreeDelegate() override = default;
|
|
|
|
ProcessSP GetProcess() {
|
|
return m_debugger.GetCommandInterpreter()
|
|
.GetExecutionContext()
|
|
.GetProcessSP();
|
|
}
|
|
|
|
void TreeDelegateDrawTreeItem(TreeItem &item, Window &window) override {
|
|
ProcessSP process_sp = GetProcess();
|
|
if (process_sp && process_sp->IsAlive()) {
|
|
StreamString strm;
|
|
ExecutionContext exe_ctx(process_sp);
|
|
if (FormatEntity::Format(m_format, strm, nullptr, &exe_ctx, nullptr,
|
|
nullptr, false, false)) {
|
|
int right_pad = 1;
|
|
window.PutCStringTruncated(strm.GetString().str().c_str(), right_pad);
|
|
}
|
|
}
|
|
}
|
|
|
|
void TreeDelegateGenerateChildren(TreeItem &item) override {
|
|
ProcessSP process_sp = GetProcess();
|
|
if (process_sp && process_sp->IsAlive()) {
|
|
StateType state = process_sp->GetState();
|
|
if (StateIsStoppedState(state, true)) {
|
|
const uint32_t stop_id = process_sp->GetStopID();
|
|
if (m_stop_id == stop_id)
|
|
return; // Children are already up to date
|
|
|
|
m_stop_id = stop_id;
|
|
|
|
if (!m_thread_delegate_sp) {
|
|
// Always expand the thread item the first time we show it
|
|
// item.Expand();
|
|
m_thread_delegate_sp =
|
|
std::make_shared<ThreadTreeDelegate>(m_debugger);
|
|
}
|
|
|
|
TreeItem t(&item, *m_thread_delegate_sp, false);
|
|
ThreadList &threads = process_sp->GetThreadList();
|
|
std::lock_guard<std::recursive_mutex> guard(threads.GetMutex());
|
|
size_t num_threads = threads.GetSize();
|
|
item.Resize(num_threads, t);
|
|
for (size_t i = 0; i < num_threads; ++i) {
|
|
item[i].SetIdentifier(threads.GetThreadAtIndex(i)->GetID());
|
|
item[i].SetMightHaveChildren(true);
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
item.ClearChildren();
|
|
}
|
|
|
|
bool TreeDelegateItemSelected(TreeItem &item) override { return false; }
|
|
|
|
protected:
|
|
std::shared_ptr<ThreadTreeDelegate> m_thread_delegate_sp;
|
|
Debugger &m_debugger;
|
|
uint32_t m_stop_id;
|
|
FormatEntity::Entry m_format;
|
|
};
|
|
|
|
class ValueObjectListDelegate : public WindowDelegate {
|
|
public:
|
|
ValueObjectListDelegate()
|
|
: m_rows(), m_selected_row(nullptr),
|
|
m_selected_row_idx(0), m_first_visible_row(0), m_num_rows(0),
|
|
m_max_x(0), m_max_y(0) {}
|
|
|
|
ValueObjectListDelegate(ValueObjectList &valobj_list)
|
|
: m_rows(), m_selected_row(nullptr),
|
|
m_selected_row_idx(0), m_first_visible_row(0), m_num_rows(0),
|
|
m_max_x(0), m_max_y(0) {
|
|
SetValues(valobj_list);
|
|
}
|
|
|
|
~ValueObjectListDelegate() override = default;
|
|
|
|
void SetValues(ValueObjectList &valobj_list) {
|
|
m_selected_row = nullptr;
|
|
m_selected_row_idx = 0;
|
|
m_first_visible_row = 0;
|
|
m_num_rows = 0;
|
|
m_rows.clear();
|
|
for (auto &valobj_sp : valobj_list.GetObjects())
|
|
m_rows.push_back(Row(valobj_sp, nullptr));
|
|
}
|
|
|
|
bool WindowDelegateDraw(Window &window, bool force) override {
|
|
m_num_rows = 0;
|
|
m_min_x = 2;
|
|
m_min_y = 1;
|
|
m_max_x = window.GetWidth() - 1;
|
|
m_max_y = window.GetHeight() - 1;
|
|
|
|
window.Erase();
|
|
window.DrawTitleBox(window.GetName());
|
|
|
|
const int num_visible_rows = NumVisibleRows();
|
|
const int num_rows = CalculateTotalNumberRows(m_rows);
|
|
|
|
// If we unexpanded while having something selected our total number of
|
|
// rows is less than the num visible rows, then make sure we show all the
|
|
// rows by setting the first visible row accordingly.
|
|
if (m_first_visible_row > 0 && num_rows < num_visible_rows)
|
|
m_first_visible_row = 0;
|
|
|
|
// Make sure the selected row is always visible
|
|
if (m_selected_row_idx < m_first_visible_row)
|
|
m_first_visible_row = m_selected_row_idx;
|
|
else if (m_first_visible_row + num_visible_rows <= m_selected_row_idx)
|
|
m_first_visible_row = m_selected_row_idx - num_visible_rows + 1;
|
|
|
|
DisplayRows(window, m_rows, g_options);
|
|
|
|
window.DeferredRefresh();
|
|
|
|
// Get the selected row
|
|
m_selected_row = GetRowForRowIndex(m_selected_row_idx);
|
|
// Keep the cursor on the selected row so the highlight and the cursor are
|
|
// always on the same line
|
|
if (m_selected_row)
|
|
window.MoveCursor(m_selected_row->x, m_selected_row->y);
|
|
|
|
return true; // Drawing handled
|
|
}
|
|
|
|
KeyHelp *WindowDelegateGetKeyHelp() override {
|
|
static curses::KeyHelp g_source_view_key_help[] = {
|
|
{KEY_UP, "Select previous item"},
|
|
{KEY_DOWN, "Select next item"},
|
|
{KEY_RIGHT, "Expand selected item"},
|
|
{KEY_LEFT, "Unexpand selected item or select parent if not expanded"},
|
|
{KEY_PPAGE, "Page up"},
|
|
{KEY_NPAGE, "Page down"},
|
|
{'A', "Format as annotated address"},
|
|
{'b', "Format as binary"},
|
|
{'B', "Format as hex bytes with ASCII"},
|
|
{'c', "Format as character"},
|
|
{'d', "Format as a signed integer"},
|
|
{'D', "Format selected value using the default format for the type"},
|
|
{'f', "Format as float"},
|
|
{'h', "Show help dialog"},
|
|
{'i', "Format as instructions"},
|
|
{'o', "Format as octal"},
|
|
{'p', "Format as pointer"},
|
|
{'s', "Format as C string"},
|
|
{'t', "Toggle showing/hiding type names"},
|
|
{'u', "Format as an unsigned integer"},
|
|
{'x', "Format as hex"},
|
|
{'X', "Format as uppercase hex"},
|
|
{' ', "Toggle item expansion"},
|
|
{',', "Page up"},
|
|
{'.', "Page down"},
|
|
{'\0', nullptr}};
|
|
return g_source_view_key_help;
|
|
}
|
|
|
|
HandleCharResult WindowDelegateHandleChar(Window &window, int c) override {
|
|
switch (c) {
|
|
case 'x':
|
|
case 'X':
|
|
case 'o':
|
|
case 's':
|
|
case 'u':
|
|
case 'd':
|
|
case 'D':
|
|
case 'i':
|
|
case 'A':
|
|
case 'p':
|
|
case 'c':
|
|
case 'b':
|
|
case 'B':
|
|
case 'f':
|
|
// Change the format for the currently selected item
|
|
if (m_selected_row) {
|
|
auto valobj_sp = m_selected_row->value.GetSP();
|
|
if (valobj_sp)
|
|
valobj_sp->SetFormat(FormatForChar(c));
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case 't':
|
|
// Toggle showing type names
|
|
g_options.show_types = !g_options.show_types;
|
|
return eKeyHandled;
|
|
|
|
case ',':
|
|
case KEY_PPAGE:
|
|
// Page up key
|
|
if (m_first_visible_row > 0) {
|
|
if (static_cast<int>(m_first_visible_row) > m_max_y)
|
|
m_first_visible_row -= m_max_y;
|
|
else
|
|
m_first_visible_row = 0;
|
|
m_selected_row_idx = m_first_visible_row;
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case '.':
|
|
case KEY_NPAGE:
|
|
// Page down key
|
|
if (m_num_rows > static_cast<size_t>(m_max_y)) {
|
|
if (m_first_visible_row + m_max_y < m_num_rows) {
|
|
m_first_visible_row += m_max_y;
|
|
m_selected_row_idx = m_first_visible_row;
|
|
}
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case KEY_UP:
|
|
if (m_selected_row_idx > 0)
|
|
--m_selected_row_idx;
|
|
return eKeyHandled;
|
|
|
|
case KEY_DOWN:
|
|
if (m_selected_row_idx + 1 < m_num_rows)
|
|
++m_selected_row_idx;
|
|
return eKeyHandled;
|
|
|
|
case KEY_RIGHT:
|
|
if (m_selected_row) {
|
|
if (!m_selected_row->expanded)
|
|
m_selected_row->Expand();
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case KEY_LEFT:
|
|
if (m_selected_row) {
|
|
if (m_selected_row->expanded)
|
|
m_selected_row->Unexpand();
|
|
else if (m_selected_row->parent)
|
|
m_selected_row_idx = m_selected_row->parent->row_idx;
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case ' ':
|
|
// Toggle expansion state when SPACE is pressed
|
|
if (m_selected_row) {
|
|
if (m_selected_row->expanded)
|
|
m_selected_row->Unexpand();
|
|
else
|
|
m_selected_row->Expand();
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case 'h':
|
|
window.CreateHelpSubwindow();
|
|
return eKeyHandled;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
return eKeyNotHandled;
|
|
}
|
|
|
|
protected:
|
|
std::vector<Row> m_rows;
|
|
Row *m_selected_row;
|
|
uint32_t m_selected_row_idx;
|
|
uint32_t m_first_visible_row;
|
|
uint32_t m_num_rows;
|
|
int m_min_x;
|
|
int m_min_y;
|
|
int m_max_x;
|
|
int m_max_y;
|
|
|
|
static Format FormatForChar(int c) {
|
|
switch (c) {
|
|
case 'x':
|
|
return eFormatHex;
|
|
case 'X':
|
|
return eFormatHexUppercase;
|
|
case 'o':
|
|
return eFormatOctal;
|
|
case 's':
|
|
return eFormatCString;
|
|
case 'u':
|
|
return eFormatUnsigned;
|
|
case 'd':
|
|
return eFormatDecimal;
|
|
case 'D':
|
|
return eFormatDefault;
|
|
case 'i':
|
|
return eFormatInstruction;
|
|
case 'A':
|
|
return eFormatAddressInfo;
|
|
case 'p':
|
|
return eFormatPointer;
|
|
case 'c':
|
|
return eFormatChar;
|
|
case 'b':
|
|
return eFormatBinary;
|
|
case 'B':
|
|
return eFormatBytesWithASCII;
|
|
case 'f':
|
|
return eFormatFloat;
|
|
}
|
|
return eFormatDefault;
|
|
}
|
|
|
|
bool DisplayRowObject(Window &window, Row &row, DisplayOptions &options,
|
|
bool highlight, bool last_child) {
|
|
ValueObject *valobj = row.value.GetSP().get();
|
|
|
|
if (valobj == nullptr)
|
|
return false;
|
|
|
|
const char *type_name =
|
|
options.show_types ? valobj->GetTypeName().GetCString() : nullptr;
|
|
const char *name = valobj->GetName().GetCString();
|
|
const char *value = valobj->GetValueAsCString();
|
|
const char *summary = valobj->GetSummaryAsCString();
|
|
|
|
window.MoveCursor(row.x, row.y);
|
|
|
|
row.DrawTree(window);
|
|
|
|
if (highlight)
|
|
window.AttributeOn(A_REVERSE);
|
|
|
|
if (type_name && type_name[0])
|
|
window.Printf("(%s) ", type_name);
|
|
|
|
if (name && name[0])
|
|
window.PutCString(name);
|
|
|
|
attr_t changd_attr = 0;
|
|
if (valobj->GetValueDidChange())
|
|
changd_attr = COLOR_PAIR(5) | A_BOLD;
|
|
|
|
if (value && value[0]) {
|
|
window.PutCString(" = ");
|
|
if (changd_attr)
|
|
window.AttributeOn(changd_attr);
|
|
window.PutCString(value);
|
|
if (changd_attr)
|
|
window.AttributeOff(changd_attr);
|
|
}
|
|
|
|
if (summary && summary[0]) {
|
|
window.PutChar(' ');
|
|
if (changd_attr)
|
|
window.AttributeOn(changd_attr);
|
|
window.PutCString(summary);
|
|
if (changd_attr)
|
|
window.AttributeOff(changd_attr);
|
|
}
|
|
|
|
if (highlight)
|
|
window.AttributeOff(A_REVERSE);
|
|
|
|
return true;
|
|
}
|
|
|
|
void DisplayRows(Window &window, std::vector<Row> &rows,
|
|
DisplayOptions &options) {
|
|
// > 0x25B7
|
|
// \/ 0x25BD
|
|
|
|
bool window_is_active = window.IsActive();
|
|
for (auto &row : rows) {
|
|
const bool last_child = row.parent && &rows[rows.size() - 1] == &row;
|
|
// Save the row index in each Row structure
|
|
row.row_idx = m_num_rows;
|
|
if ((m_num_rows >= m_first_visible_row) &&
|
|
((m_num_rows - m_first_visible_row) <
|
|
static_cast<size_t>(NumVisibleRows()))) {
|
|
row.x = m_min_x;
|
|
row.y = m_num_rows - m_first_visible_row + 1;
|
|
if (DisplayRowObject(window, row, options,
|
|
window_is_active &&
|
|
m_num_rows == m_selected_row_idx,
|
|
last_child)) {
|
|
++m_num_rows;
|
|
} else {
|
|
row.x = 0;
|
|
row.y = 0;
|
|
}
|
|
} else {
|
|
row.x = 0;
|
|
row.y = 0;
|
|
++m_num_rows;
|
|
}
|
|
|
|
auto &children = row.GetChildren();
|
|
if (row.expanded && !children.empty()) {
|
|
DisplayRows(window, children, options);
|
|
}
|
|
}
|
|
}
|
|
|
|
int CalculateTotalNumberRows(std::vector<Row> &rows) {
|
|
int row_count = 0;
|
|
for (auto &row : rows) {
|
|
++row_count;
|
|
if (row.expanded)
|
|
row_count += CalculateTotalNumberRows(row.GetChildren());
|
|
}
|
|
return row_count;
|
|
}
|
|
|
|
static Row *GetRowForRowIndexImpl(std::vector<Row> &rows, size_t &row_index) {
|
|
for (auto &row : rows) {
|
|
if (row_index == 0)
|
|
return &row;
|
|
else {
|
|
--row_index;
|
|
auto &children = row.GetChildren();
|
|
if (row.expanded && !children.empty()) {
|
|
Row *result = GetRowForRowIndexImpl(children, row_index);
|
|
if (result)
|
|
return result;
|
|
}
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
Row *GetRowForRowIndex(size_t row_index) {
|
|
return GetRowForRowIndexImpl(m_rows, row_index);
|
|
}
|
|
|
|
int NumVisibleRows() const { return m_max_y - m_min_y; }
|
|
|
|
static DisplayOptions g_options;
|
|
};
|
|
|
|
class FrameVariablesWindowDelegate : public ValueObjectListDelegate {
|
|
public:
|
|
FrameVariablesWindowDelegate(Debugger &debugger)
|
|
: ValueObjectListDelegate(), m_debugger(debugger),
|
|
m_frame_block(nullptr) {}
|
|
|
|
~FrameVariablesWindowDelegate() override = default;
|
|
|
|
const char *WindowDelegateGetHelpText() override {
|
|
return "Frame variable window keyboard shortcuts:";
|
|
}
|
|
|
|
bool WindowDelegateDraw(Window &window, bool force) override {
|
|
ExecutionContext exe_ctx(
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext());
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
Block *frame_block = nullptr;
|
|
StackFrame *frame = nullptr;
|
|
|
|
if (process) {
|
|
StateType state = process->GetState();
|
|
if (StateIsStoppedState(state, true)) {
|
|
frame = exe_ctx.GetFramePtr();
|
|
if (frame)
|
|
frame_block = frame->GetFrameBlock();
|
|
} else if (StateIsRunningState(state)) {
|
|
return true; // Don't do any updating when we are running
|
|
}
|
|
}
|
|
|
|
ValueObjectList local_values;
|
|
if (frame_block) {
|
|
// Only update the variables if they have changed
|
|
if (m_frame_block != frame_block) {
|
|
m_frame_block = frame_block;
|
|
|
|
VariableList *locals = frame->GetVariableList(true);
|
|
if (locals) {
|
|
const DynamicValueType use_dynamic = eDynamicDontRunTarget;
|
|
const size_t num_locals = locals->GetSize();
|
|
for (size_t i = 0; i < num_locals; ++i) {
|
|
ValueObjectSP value_sp = frame->GetValueObjectForFrameVariable(
|
|
locals->GetVariableAtIndex(i), use_dynamic);
|
|
if (value_sp) {
|
|
ValueObjectSP synthetic_value_sp = value_sp->GetSyntheticValue();
|
|
if (synthetic_value_sp)
|
|
local_values.Append(synthetic_value_sp);
|
|
else
|
|
local_values.Append(value_sp);
|
|
}
|
|
}
|
|
// Update the values
|
|
SetValues(local_values);
|
|
}
|
|
}
|
|
} else {
|
|
m_frame_block = nullptr;
|
|
// Update the values with an empty list if there is no frame
|
|
SetValues(local_values);
|
|
}
|
|
|
|
return ValueObjectListDelegate::WindowDelegateDraw(window, force);
|
|
}
|
|
|
|
protected:
|
|
Debugger &m_debugger;
|
|
Block *m_frame_block;
|
|
};
|
|
|
|
class RegistersWindowDelegate : public ValueObjectListDelegate {
|
|
public:
|
|
RegistersWindowDelegate(Debugger &debugger)
|
|
: ValueObjectListDelegate(), m_debugger(debugger) {}
|
|
|
|
~RegistersWindowDelegate() override = default;
|
|
|
|
const char *WindowDelegateGetHelpText() override {
|
|
return "Register window keyboard shortcuts:";
|
|
}
|
|
|
|
bool WindowDelegateDraw(Window &window, bool force) override {
|
|
ExecutionContext exe_ctx(
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext());
|
|
StackFrame *frame = exe_ctx.GetFramePtr();
|
|
|
|
ValueObjectList value_list;
|
|
if (frame) {
|
|
if (frame->GetStackID() != m_stack_id) {
|
|
m_stack_id = frame->GetStackID();
|
|
RegisterContextSP reg_ctx(frame->GetRegisterContext());
|
|
if (reg_ctx) {
|
|
const uint32_t num_sets = reg_ctx->GetRegisterSetCount();
|
|
for (uint32_t set_idx = 0; set_idx < num_sets; ++set_idx) {
|
|
value_list.Append(
|
|
ValueObjectRegisterSet::Create(frame, reg_ctx, set_idx));
|
|
}
|
|
}
|
|
SetValues(value_list);
|
|
}
|
|
} else {
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
if (process && process->IsAlive())
|
|
return true; // Don't do any updating if we are running
|
|
else {
|
|
// Update the values with an empty list if there is no process or the
|
|
// process isn't alive anymore
|
|
SetValues(value_list);
|
|
}
|
|
}
|
|
return ValueObjectListDelegate::WindowDelegateDraw(window, force);
|
|
}
|
|
|
|
protected:
|
|
Debugger &m_debugger;
|
|
StackID m_stack_id;
|
|
};
|
|
|
|
static const char *CursesKeyToCString(int ch) {
|
|
static char g_desc[32];
|
|
if (ch >= KEY_F0 && ch < KEY_F0 + 64) {
|
|
snprintf(g_desc, sizeof(g_desc), "F%u", ch - KEY_F0);
|
|
return g_desc;
|
|
}
|
|
switch (ch) {
|
|
case KEY_DOWN:
|
|
return "down";
|
|
case KEY_UP:
|
|
return "up";
|
|
case KEY_LEFT:
|
|
return "left";
|
|
case KEY_RIGHT:
|
|
return "right";
|
|
case KEY_HOME:
|
|
return "home";
|
|
case KEY_BACKSPACE:
|
|
return "backspace";
|
|
case KEY_DL:
|
|
return "delete-line";
|
|
case KEY_IL:
|
|
return "insert-line";
|
|
case KEY_DC:
|
|
return "delete-char";
|
|
case KEY_IC:
|
|
return "insert-char";
|
|
case KEY_CLEAR:
|
|
return "clear";
|
|
case KEY_EOS:
|
|
return "clear-to-eos";
|
|
case KEY_EOL:
|
|
return "clear-to-eol";
|
|
case KEY_SF:
|
|
return "scroll-forward";
|
|
case KEY_SR:
|
|
return "scroll-backward";
|
|
case KEY_NPAGE:
|
|
return "page-down";
|
|
case KEY_PPAGE:
|
|
return "page-up";
|
|
case KEY_STAB:
|
|
return "set-tab";
|
|
case KEY_CTAB:
|
|
return "clear-tab";
|
|
case KEY_CATAB:
|
|
return "clear-all-tabs";
|
|
case KEY_ENTER:
|
|
return "enter";
|
|
case KEY_PRINT:
|
|
return "print";
|
|
case KEY_LL:
|
|
return "lower-left key";
|
|
case KEY_A1:
|
|
return "upper left of keypad";
|
|
case KEY_A3:
|
|
return "upper right of keypad";
|
|
case KEY_B2:
|
|
return "center of keypad";
|
|
case KEY_C1:
|
|
return "lower left of keypad";
|
|
case KEY_C3:
|
|
return "lower right of keypad";
|
|
case KEY_BTAB:
|
|
return "back-tab key";
|
|
case KEY_BEG:
|
|
return "begin key";
|
|
case KEY_CANCEL:
|
|
return "cancel key";
|
|
case KEY_CLOSE:
|
|
return "close key";
|
|
case KEY_COMMAND:
|
|
return "command key";
|
|
case KEY_COPY:
|
|
return "copy key";
|
|
case KEY_CREATE:
|
|
return "create key";
|
|
case KEY_END:
|
|
return "end key";
|
|
case KEY_EXIT:
|
|
return "exit key";
|
|
case KEY_FIND:
|
|
return "find key";
|
|
case KEY_HELP:
|
|
return "help key";
|
|
case KEY_MARK:
|
|
return "mark key";
|
|
case KEY_MESSAGE:
|
|
return "message key";
|
|
case KEY_MOVE:
|
|
return "move key";
|
|
case KEY_NEXT:
|
|
return "next key";
|
|
case KEY_OPEN:
|
|
return "open key";
|
|
case KEY_OPTIONS:
|
|
return "options key";
|
|
case KEY_PREVIOUS:
|
|
return "previous key";
|
|
case KEY_REDO:
|
|
return "redo key";
|
|
case KEY_REFERENCE:
|
|
return "reference key";
|
|
case KEY_REFRESH:
|
|
return "refresh key";
|
|
case KEY_REPLACE:
|
|
return "replace key";
|
|
case KEY_RESTART:
|
|
return "restart key";
|
|
case KEY_RESUME:
|
|
return "resume key";
|
|
case KEY_SAVE:
|
|
return "save key";
|
|
case KEY_SBEG:
|
|
return "shifted begin key";
|
|
case KEY_SCANCEL:
|
|
return "shifted cancel key";
|
|
case KEY_SCOMMAND:
|
|
return "shifted command key";
|
|
case KEY_SCOPY:
|
|
return "shifted copy key";
|
|
case KEY_SCREATE:
|
|
return "shifted create key";
|
|
case KEY_SDC:
|
|
return "shifted delete-character key";
|
|
case KEY_SDL:
|
|
return "shifted delete-line key";
|
|
case KEY_SELECT:
|
|
return "select key";
|
|
case KEY_SEND:
|
|
return "shifted end key";
|
|
case KEY_SEOL:
|
|
return "shifted clear-to-end-of-line key";
|
|
case KEY_SEXIT:
|
|
return "shifted exit key";
|
|
case KEY_SFIND:
|
|
return "shifted find key";
|
|
case KEY_SHELP:
|
|
return "shifted help key";
|
|
case KEY_SHOME:
|
|
return "shifted home key";
|
|
case KEY_SIC:
|
|
return "shifted insert-character key";
|
|
case KEY_SLEFT:
|
|
return "shifted left-arrow key";
|
|
case KEY_SMESSAGE:
|
|
return "shifted message key";
|
|
case KEY_SMOVE:
|
|
return "shifted move key";
|
|
case KEY_SNEXT:
|
|
return "shifted next key";
|
|
case KEY_SOPTIONS:
|
|
return "shifted options key";
|
|
case KEY_SPREVIOUS:
|
|
return "shifted previous key";
|
|
case KEY_SPRINT:
|
|
return "shifted print key";
|
|
case KEY_SREDO:
|
|
return "shifted redo key";
|
|
case KEY_SREPLACE:
|
|
return "shifted replace key";
|
|
case KEY_SRIGHT:
|
|
return "shifted right-arrow key";
|
|
case KEY_SRSUME:
|
|
return "shifted resume key";
|
|
case KEY_SSAVE:
|
|
return "shifted save key";
|
|
case KEY_SSUSPEND:
|
|
return "shifted suspend key";
|
|
case KEY_SUNDO:
|
|
return "shifted undo key";
|
|
case KEY_SUSPEND:
|
|
return "suspend key";
|
|
case KEY_UNDO:
|
|
return "undo key";
|
|
case KEY_MOUSE:
|
|
return "Mouse event has occurred";
|
|
case KEY_RESIZE:
|
|
return "Terminal resize event";
|
|
#ifdef KEY_EVENT
|
|
case KEY_EVENT:
|
|
return "We were interrupted by an event";
|
|
#endif
|
|
case KEY_RETURN:
|
|
return "return";
|
|
case ' ':
|
|
return "space";
|
|
case '\t':
|
|
return "tab";
|
|
case KEY_ESCAPE:
|
|
return "escape";
|
|
default:
|
|
if (isprint(ch))
|
|
snprintf(g_desc, sizeof(g_desc), "%c", ch);
|
|
else
|
|
snprintf(g_desc, sizeof(g_desc), "\\x%2.2x", ch);
|
|
return g_desc;
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
HelpDialogDelegate::HelpDialogDelegate(const char *text,
|
|
KeyHelp *key_help_array)
|
|
: m_text(), m_first_visible_line(0) {
|
|
if (text && text[0]) {
|
|
m_text.SplitIntoLines(text);
|
|
m_text.AppendString("");
|
|
}
|
|
if (key_help_array) {
|
|
for (KeyHelp *key = key_help_array; key->ch; ++key) {
|
|
StreamString key_description;
|
|
key_description.Printf("%10s - %s", CursesKeyToCString(key->ch),
|
|
key->description);
|
|
m_text.AppendString(key_description.GetString());
|
|
}
|
|
}
|
|
}
|
|
|
|
HelpDialogDelegate::~HelpDialogDelegate() = default;
|
|
|
|
bool HelpDialogDelegate::WindowDelegateDraw(Window &window, bool force) {
|
|
window.Erase();
|
|
const int window_height = window.GetHeight();
|
|
int x = 2;
|
|
int y = 1;
|
|
const int min_y = y;
|
|
const int max_y = window_height - 1 - y;
|
|
const size_t num_visible_lines = max_y - min_y + 1;
|
|
const size_t num_lines = m_text.GetSize();
|
|
const char *bottom_message;
|
|
if (num_lines <= num_visible_lines)
|
|
bottom_message = "Press any key to exit";
|
|
else
|
|
bottom_message = "Use arrows to scroll, any other key to exit";
|
|
window.DrawTitleBox(window.GetName(), bottom_message);
|
|
while (y <= max_y) {
|
|
window.MoveCursor(x, y);
|
|
window.PutCStringTruncated(
|
|
m_text.GetStringAtIndex(m_first_visible_line + y - min_y), 1);
|
|
++y;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
HandleCharResult HelpDialogDelegate::WindowDelegateHandleChar(Window &window,
|
|
int key) {
|
|
bool done = false;
|
|
const size_t num_lines = m_text.GetSize();
|
|
const size_t num_visible_lines = window.GetHeight() - 2;
|
|
|
|
if (num_lines <= num_visible_lines) {
|
|
done = true;
|
|
// If we have all lines visible and don't need scrolling, then any key
|
|
// press will cause us to exit
|
|
} else {
|
|
switch (key) {
|
|
case KEY_UP:
|
|
if (m_first_visible_line > 0)
|
|
--m_first_visible_line;
|
|
break;
|
|
|
|
case KEY_DOWN:
|
|
if (m_first_visible_line + num_visible_lines < num_lines)
|
|
++m_first_visible_line;
|
|
break;
|
|
|
|
case KEY_PPAGE:
|
|
case ',':
|
|
if (m_first_visible_line > 0) {
|
|
if (static_cast<size_t>(m_first_visible_line) >= num_visible_lines)
|
|
m_first_visible_line -= num_visible_lines;
|
|
else
|
|
m_first_visible_line = 0;
|
|
}
|
|
break;
|
|
|
|
case KEY_NPAGE:
|
|
case '.':
|
|
if (m_first_visible_line + num_visible_lines < num_lines) {
|
|
m_first_visible_line += num_visible_lines;
|
|
if (static_cast<size_t>(m_first_visible_line) > num_lines)
|
|
m_first_visible_line = num_lines - num_visible_lines;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
done = true;
|
|
break;
|
|
}
|
|
}
|
|
if (done)
|
|
window.GetParent()->RemoveSubWindow(&window);
|
|
return eKeyHandled;
|
|
}
|
|
|
|
class ApplicationDelegate : public WindowDelegate, public MenuDelegate {
|
|
public:
|
|
enum {
|
|
eMenuID_LLDB = 1,
|
|
eMenuID_LLDBAbout,
|
|
eMenuID_LLDBExit,
|
|
|
|
eMenuID_Target,
|
|
eMenuID_TargetCreate,
|
|
eMenuID_TargetDelete,
|
|
|
|
eMenuID_Process,
|
|
eMenuID_ProcessAttach,
|
|
eMenuID_ProcessDetach,
|
|
eMenuID_ProcessLaunch,
|
|
eMenuID_ProcessContinue,
|
|
eMenuID_ProcessHalt,
|
|
eMenuID_ProcessKill,
|
|
|
|
eMenuID_Thread,
|
|
eMenuID_ThreadStepIn,
|
|
eMenuID_ThreadStepOver,
|
|
eMenuID_ThreadStepOut,
|
|
|
|
eMenuID_View,
|
|
eMenuID_ViewBacktrace,
|
|
eMenuID_ViewRegisters,
|
|
eMenuID_ViewSource,
|
|
eMenuID_ViewVariables,
|
|
|
|
eMenuID_Help,
|
|
eMenuID_HelpGUIHelp
|
|
};
|
|
|
|
ApplicationDelegate(Application &app, Debugger &debugger)
|
|
: WindowDelegate(), MenuDelegate(), m_app(app), m_debugger(debugger) {}
|
|
|
|
~ApplicationDelegate() override = default;
|
|
|
|
bool WindowDelegateDraw(Window &window, bool force) override {
|
|
return false; // Drawing not handled, let standard window drawing happen
|
|
}
|
|
|
|
HandleCharResult WindowDelegateHandleChar(Window &window, int key) override {
|
|
switch (key) {
|
|
case '\t':
|
|
window.SelectNextWindowAsActive();
|
|
return eKeyHandled;
|
|
|
|
case 'h':
|
|
window.CreateHelpSubwindow();
|
|
return eKeyHandled;
|
|
|
|
case KEY_ESCAPE:
|
|
return eQuitApplication;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
return eKeyNotHandled;
|
|
}
|
|
|
|
const char *WindowDelegateGetHelpText() override {
|
|
return "Welcome to the LLDB curses GUI.\n\n"
|
|
"Press the TAB key to change the selected view.\n"
|
|
"Each view has its own keyboard shortcuts, press 'h' to open a "
|
|
"dialog to display them.\n\n"
|
|
"Common key bindings for all views:";
|
|
}
|
|
|
|
KeyHelp *WindowDelegateGetKeyHelp() override {
|
|
static curses::KeyHelp g_source_view_key_help[] = {
|
|
{'\t', "Select next view"},
|
|
{'h', "Show help dialog with view specific key bindings"},
|
|
{',', "Page up"},
|
|
{'.', "Page down"},
|
|
{KEY_UP, "Select previous"},
|
|
{KEY_DOWN, "Select next"},
|
|
{KEY_LEFT, "Unexpand or select parent"},
|
|
{KEY_RIGHT, "Expand"},
|
|
{KEY_PPAGE, "Page up"},
|
|
{KEY_NPAGE, "Page down"},
|
|
{'\0', nullptr}};
|
|
return g_source_view_key_help;
|
|
}
|
|
|
|
MenuActionResult MenuDelegateAction(Menu &menu) override {
|
|
switch (menu.GetIdentifier()) {
|
|
case eMenuID_ThreadStepIn: {
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasThreadScope()) {
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
if (process && process->IsAlive() &&
|
|
StateIsStoppedState(process->GetState(), true))
|
|
exe_ctx.GetThreadRef().StepIn(true);
|
|
}
|
|
}
|
|
return MenuActionResult::Handled;
|
|
|
|
case eMenuID_ThreadStepOut: {
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasThreadScope()) {
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
if (process && process->IsAlive() &&
|
|
StateIsStoppedState(process->GetState(), true))
|
|
exe_ctx.GetThreadRef().StepOut();
|
|
}
|
|
}
|
|
return MenuActionResult::Handled;
|
|
|
|
case eMenuID_ThreadStepOver: {
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasThreadScope()) {
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
if (process && process->IsAlive() &&
|
|
StateIsStoppedState(process->GetState(), true))
|
|
exe_ctx.GetThreadRef().StepOver(true);
|
|
}
|
|
}
|
|
return MenuActionResult::Handled;
|
|
|
|
case eMenuID_ProcessContinue: {
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasProcessScope()) {
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
if (process && process->IsAlive() &&
|
|
StateIsStoppedState(process->GetState(), true))
|
|
process->Resume();
|
|
}
|
|
}
|
|
return MenuActionResult::Handled;
|
|
|
|
case eMenuID_ProcessKill: {
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasProcessScope()) {
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
if (process && process->IsAlive())
|
|
process->Destroy(false);
|
|
}
|
|
}
|
|
return MenuActionResult::Handled;
|
|
|
|
case eMenuID_ProcessHalt: {
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasProcessScope()) {
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
if (process && process->IsAlive())
|
|
process->Halt();
|
|
}
|
|
}
|
|
return MenuActionResult::Handled;
|
|
|
|
case eMenuID_ProcessDetach: {
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasProcessScope()) {
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
if (process && process->IsAlive())
|
|
process->Detach(false);
|
|
}
|
|
}
|
|
return MenuActionResult::Handled;
|
|
|
|
case eMenuID_Process: {
|
|
// Populate the menu with all of the threads if the process is stopped
|
|
// when the Process menu gets selected and is about to display its
|
|
// submenu.
|
|
Menus &submenus = menu.GetSubmenus();
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
if (process && process->IsAlive() &&
|
|
StateIsStoppedState(process->GetState(), true)) {
|
|
if (submenus.size() == 7)
|
|
menu.AddSubmenu(MenuSP(new Menu(Menu::Type::Separator)));
|
|
else if (submenus.size() > 8)
|
|
submenus.erase(submenus.begin() + 8, submenus.end());
|
|
|
|
ThreadList &threads = process->GetThreadList();
|
|
std::lock_guard<std::recursive_mutex> guard(threads.GetMutex());
|
|
size_t num_threads = threads.GetSize();
|
|
for (size_t i = 0; i < num_threads; ++i) {
|
|
ThreadSP thread_sp = threads.GetThreadAtIndex(i);
|
|
char menu_char = '\0';
|
|
if (i < 9)
|
|
menu_char = '1' + i;
|
|
StreamString thread_menu_title;
|
|
thread_menu_title.Printf("Thread %u", thread_sp->GetIndexID());
|
|
const char *thread_name = thread_sp->GetName();
|
|
if (thread_name && thread_name[0])
|
|
thread_menu_title.Printf(" %s", thread_name);
|
|
else {
|
|
const char *queue_name = thread_sp->GetQueueName();
|
|
if (queue_name && queue_name[0])
|
|
thread_menu_title.Printf(" %s", queue_name);
|
|
}
|
|
menu.AddSubmenu(
|
|
MenuSP(new Menu(thread_menu_title.GetString().str().c_str(),
|
|
nullptr, menu_char, thread_sp->GetID())));
|
|
}
|
|
} else if (submenus.size() > 7) {
|
|
// Remove the separator and any other thread submenu items that were
|
|
// previously added
|
|
submenus.erase(submenus.begin() + 7, submenus.end());
|
|
}
|
|
// Since we are adding and removing items we need to recalculate the name
|
|
// lengths
|
|
menu.RecalculateNameLengths();
|
|
}
|
|
return MenuActionResult::Handled;
|
|
|
|
case eMenuID_ViewVariables: {
|
|
WindowSP main_window_sp = m_app.GetMainWindow();
|
|
WindowSP source_window_sp = main_window_sp->FindSubWindow("Source");
|
|
WindowSP variables_window_sp = main_window_sp->FindSubWindow("Variables");
|
|
WindowSP registers_window_sp = main_window_sp->FindSubWindow("Registers");
|
|
const Rect source_bounds = source_window_sp->GetBounds();
|
|
|
|
if (variables_window_sp) {
|
|
const Rect variables_bounds = variables_window_sp->GetBounds();
|
|
|
|
main_window_sp->RemoveSubWindow(variables_window_sp.get());
|
|
|
|
if (registers_window_sp) {
|
|
// We have a registers window, so give all the area back to the
|
|
// registers window
|
|
Rect registers_bounds = variables_bounds;
|
|
registers_bounds.size.width = source_bounds.size.width;
|
|
registers_window_sp->SetBounds(registers_bounds);
|
|
} else {
|
|
// We have no registers window showing so give the bottom area back
|
|
// to the source view
|
|
source_window_sp->Resize(source_bounds.size.width,
|
|
source_bounds.size.height +
|
|
variables_bounds.size.height);
|
|
}
|
|
} else {
|
|
Rect new_variables_rect;
|
|
if (registers_window_sp) {
|
|
// We have a registers window so split the area of the registers
|
|
// window into two columns where the left hand side will be the
|
|
// variables and the right hand side will be the registers
|
|
const Rect variables_bounds = registers_window_sp->GetBounds();
|
|
Rect new_registers_rect;
|
|
variables_bounds.VerticalSplitPercentage(0.50, new_variables_rect,
|
|
new_registers_rect);
|
|
registers_window_sp->SetBounds(new_registers_rect);
|
|
} else {
|
|
// No variables window, grab the bottom part of the source window
|
|
Rect new_source_rect;
|
|
source_bounds.HorizontalSplitPercentage(0.70, new_source_rect,
|
|
new_variables_rect);
|
|
source_window_sp->SetBounds(new_source_rect);
|
|
}
|
|
WindowSP new_window_sp = main_window_sp->CreateSubWindow(
|
|
"Variables", new_variables_rect, false);
|
|
new_window_sp->SetDelegate(
|
|
WindowDelegateSP(new FrameVariablesWindowDelegate(m_debugger)));
|
|
}
|
|
touchwin(stdscr);
|
|
}
|
|
return MenuActionResult::Handled;
|
|
|
|
case eMenuID_ViewRegisters: {
|
|
WindowSP main_window_sp = m_app.GetMainWindow();
|
|
WindowSP source_window_sp = main_window_sp->FindSubWindow("Source");
|
|
WindowSP variables_window_sp = main_window_sp->FindSubWindow("Variables");
|
|
WindowSP registers_window_sp = main_window_sp->FindSubWindow("Registers");
|
|
const Rect source_bounds = source_window_sp->GetBounds();
|
|
|
|
if (registers_window_sp) {
|
|
if (variables_window_sp) {
|
|
const Rect variables_bounds = variables_window_sp->GetBounds();
|
|
|
|
// We have a variables window, so give all the area back to the
|
|
// variables window
|
|
variables_window_sp->Resize(variables_bounds.size.width +
|
|
registers_window_sp->GetWidth(),
|
|
variables_bounds.size.height);
|
|
} else {
|
|
// We have no variables window showing so give the bottom area back
|
|
// to the source view
|
|
source_window_sp->Resize(source_bounds.size.width,
|
|
source_bounds.size.height +
|
|
registers_window_sp->GetHeight());
|
|
}
|
|
main_window_sp->RemoveSubWindow(registers_window_sp.get());
|
|
} else {
|
|
Rect new_regs_rect;
|
|
if (variables_window_sp) {
|
|
// We have a variables window, split it into two columns where the
|
|
// left hand side will be the variables and the right hand side will
|
|
// be the registers
|
|
const Rect variables_bounds = variables_window_sp->GetBounds();
|
|
Rect new_vars_rect;
|
|
variables_bounds.VerticalSplitPercentage(0.50, new_vars_rect,
|
|
new_regs_rect);
|
|
variables_window_sp->SetBounds(new_vars_rect);
|
|
} else {
|
|
// No registers window, grab the bottom part of the source window
|
|
Rect new_source_rect;
|
|
source_bounds.HorizontalSplitPercentage(0.70, new_source_rect,
|
|
new_regs_rect);
|
|
source_window_sp->SetBounds(new_source_rect);
|
|
}
|
|
WindowSP new_window_sp =
|
|
main_window_sp->CreateSubWindow("Registers", new_regs_rect, false);
|
|
new_window_sp->SetDelegate(
|
|
WindowDelegateSP(new RegistersWindowDelegate(m_debugger)));
|
|
}
|
|
touchwin(stdscr);
|
|
}
|
|
return MenuActionResult::Handled;
|
|
|
|
case eMenuID_HelpGUIHelp:
|
|
m_app.GetMainWindow()->CreateHelpSubwindow();
|
|
return MenuActionResult::Handled;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return MenuActionResult::NotHandled;
|
|
}
|
|
|
|
protected:
|
|
Application &m_app;
|
|
Debugger &m_debugger;
|
|
};
|
|
|
|
class StatusBarWindowDelegate : public WindowDelegate {
|
|
public:
|
|
StatusBarWindowDelegate(Debugger &debugger) : m_debugger(debugger) {
|
|
FormatEntity::Parse("Thread: ${thread.id%tid}", m_format);
|
|
}
|
|
|
|
~StatusBarWindowDelegate() override = default;
|
|
|
|
bool WindowDelegateDraw(Window &window, bool force) override {
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
Thread *thread = exe_ctx.GetThreadPtr();
|
|
StackFrame *frame = exe_ctx.GetFramePtr();
|
|
window.Erase();
|
|
window.SetBackground(2);
|
|
window.MoveCursor(0, 0);
|
|
if (process) {
|
|
const StateType state = process->GetState();
|
|
window.Printf("Process: %5" PRIu64 " %10s", process->GetID(),
|
|
StateAsCString(state));
|
|
|
|
if (StateIsStoppedState(state, true)) {
|
|
StreamString strm;
|
|
if (thread && FormatEntity::Format(m_format, strm, nullptr, &exe_ctx,
|
|
nullptr, nullptr, false, false)) {
|
|
window.MoveCursor(40, 0);
|
|
window.PutCStringTruncated(strm.GetString().str().c_str(), 1);
|
|
}
|
|
|
|
window.MoveCursor(60, 0);
|
|
if (frame)
|
|
window.Printf("Frame: %3u PC = 0x%16.16" PRIx64,
|
|
frame->GetFrameIndex(),
|
|
frame->GetFrameCodeAddress().GetOpcodeLoadAddress(
|
|
exe_ctx.GetTargetPtr()));
|
|
} else if (state == eStateExited) {
|
|
const char *exit_desc = process->GetExitDescription();
|
|
const int exit_status = process->GetExitStatus();
|
|
if (exit_desc && exit_desc[0])
|
|
window.Printf(" with status = %i (%s)", exit_status, exit_desc);
|
|
else
|
|
window.Printf(" with status = %i", exit_status);
|
|
}
|
|
}
|
|
window.DeferredRefresh();
|
|
return true;
|
|
}
|
|
|
|
protected:
|
|
Debugger &m_debugger;
|
|
FormatEntity::Entry m_format;
|
|
};
|
|
|
|
class SourceFileWindowDelegate : public WindowDelegate {
|
|
public:
|
|
SourceFileWindowDelegate(Debugger &debugger)
|
|
: WindowDelegate(), m_debugger(debugger), m_sc(), m_file_sp(),
|
|
m_disassembly_scope(nullptr), m_disassembly_sp(), m_disassembly_range(),
|
|
m_title(), m_line_width(4), m_selected_line(0), m_pc_line(0),
|
|
m_stop_id(0), m_frame_idx(UINT32_MAX), m_first_visible_line(0),
|
|
m_min_x(0), m_min_y(0), m_max_x(0), m_max_y(0) {}
|
|
|
|
~SourceFileWindowDelegate() override = default;
|
|
|
|
void Update(const SymbolContext &sc) { m_sc = sc; }
|
|
|
|
uint32_t NumVisibleLines() const { return m_max_y - m_min_y; }
|
|
|
|
const char *WindowDelegateGetHelpText() override {
|
|
return "Source/Disassembly window keyboard shortcuts:";
|
|
}
|
|
|
|
KeyHelp *WindowDelegateGetKeyHelp() override {
|
|
static curses::KeyHelp g_source_view_key_help[] = {
|
|
{KEY_RETURN, "Run to selected line with one shot breakpoint"},
|
|
{KEY_UP, "Select previous source line"},
|
|
{KEY_DOWN, "Select next source line"},
|
|
{KEY_PPAGE, "Page up"},
|
|
{KEY_NPAGE, "Page down"},
|
|
{'b', "Set breakpoint on selected source/disassembly line"},
|
|
{'c', "Continue process"},
|
|
{'d', "Detach and resume process"},
|
|
{'D', "Detach with process suspended"},
|
|
{'h', "Show help dialog"},
|
|
{'k', "Kill process"},
|
|
{'n', "Step over (source line)"},
|
|
{'N', "Step over (single instruction)"},
|
|
{'o', "Step out"},
|
|
{'s', "Step in (source line)"},
|
|
{'S', "Step in (single instruction)"},
|
|
{',', "Page up"},
|
|
{'.', "Page down"},
|
|
{'\0', nullptr}};
|
|
return g_source_view_key_help;
|
|
}
|
|
|
|
bool WindowDelegateDraw(Window &window, bool force) override {
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
Process *process = exe_ctx.GetProcessPtr();
|
|
Thread *thread = nullptr;
|
|
|
|
bool update_location = false;
|
|
if (process) {
|
|
StateType state = process->GetState();
|
|
if (StateIsStoppedState(state, true)) {
|
|
// We are stopped, so it is ok to
|
|
update_location = true;
|
|
}
|
|
}
|
|
|
|
m_min_x = 1;
|
|
m_min_y = 2;
|
|
m_max_x = window.GetMaxX() - 1;
|
|
m_max_y = window.GetMaxY() - 1;
|
|
|
|
const uint32_t num_visible_lines = NumVisibleLines();
|
|
StackFrameSP frame_sp;
|
|
bool set_selected_line_to_pc = false;
|
|
|
|
if (update_location) {
|
|
const bool process_alive = process ? process->IsAlive() : false;
|
|
bool thread_changed = false;
|
|
if (process_alive) {
|
|
thread = exe_ctx.GetThreadPtr();
|
|
if (thread) {
|
|
frame_sp = thread->GetSelectedFrame();
|
|
auto tid = thread->GetID();
|
|
thread_changed = tid != m_tid;
|
|
m_tid = tid;
|
|
} else {
|
|
if (m_tid != LLDB_INVALID_THREAD_ID) {
|
|
thread_changed = true;
|
|
m_tid = LLDB_INVALID_THREAD_ID;
|
|
}
|
|
}
|
|
}
|
|
const uint32_t stop_id = process ? process->GetStopID() : 0;
|
|
const bool stop_id_changed = stop_id != m_stop_id;
|
|
bool frame_changed = false;
|
|
m_stop_id = stop_id;
|
|
m_title.Clear();
|
|
if (frame_sp) {
|
|
m_sc = frame_sp->GetSymbolContext(eSymbolContextEverything);
|
|
if (m_sc.module_sp) {
|
|
m_title.Printf(
|
|
"%s", m_sc.module_sp->GetFileSpec().GetFilename().GetCString());
|
|
ConstString func_name = m_sc.GetFunctionName();
|
|
if (func_name)
|
|
m_title.Printf("`%s", func_name.GetCString());
|
|
}
|
|
const uint32_t frame_idx = frame_sp->GetFrameIndex();
|
|
frame_changed = frame_idx != m_frame_idx;
|
|
m_frame_idx = frame_idx;
|
|
} else {
|
|
m_sc.Clear(true);
|
|
frame_changed = m_frame_idx != UINT32_MAX;
|
|
m_frame_idx = UINT32_MAX;
|
|
}
|
|
|
|
const bool context_changed =
|
|
thread_changed || frame_changed || stop_id_changed;
|
|
|
|
if (process_alive) {
|
|
if (m_sc.line_entry.IsValid()) {
|
|
m_pc_line = m_sc.line_entry.line;
|
|
if (m_pc_line != UINT32_MAX)
|
|
--m_pc_line; // Convert to zero based line number...
|
|
// Update the selected line if the stop ID changed...
|
|
if (context_changed)
|
|
m_selected_line = m_pc_line;
|
|
|
|
if (m_file_sp && m_file_sp->FileSpecMatches(m_sc.line_entry.file)) {
|
|
// Same file, nothing to do, we should either have the lines or not
|
|
// (source file missing)
|
|
if (m_selected_line >= static_cast<size_t>(m_first_visible_line)) {
|
|
if (m_selected_line >= m_first_visible_line + num_visible_lines)
|
|
m_first_visible_line = m_selected_line - 10;
|
|
} else {
|
|
if (m_selected_line > 10)
|
|
m_first_visible_line = m_selected_line - 10;
|
|
else
|
|
m_first_visible_line = 0;
|
|
}
|
|
} else {
|
|
// File changed, set selected line to the line with the PC
|
|
m_selected_line = m_pc_line;
|
|
m_file_sp =
|
|
m_debugger.GetSourceManager().GetFile(m_sc.line_entry.file);
|
|
if (m_file_sp) {
|
|
const size_t num_lines = m_file_sp->GetNumLines();
|
|
int m_line_width = 1;
|
|
for (size_t n = num_lines; n >= 10; n = n / 10)
|
|
++m_line_width;
|
|
|
|
snprintf(m_line_format, sizeof(m_line_format), " %%%iu ",
|
|
m_line_width);
|
|
if (num_lines < num_visible_lines ||
|
|
m_selected_line < num_visible_lines)
|
|
m_first_visible_line = 0;
|
|
else
|
|
m_first_visible_line = m_selected_line - 10;
|
|
}
|
|
}
|
|
} else {
|
|
m_file_sp.reset();
|
|
}
|
|
|
|
if (!m_file_sp || m_file_sp->GetNumLines() == 0) {
|
|
// Show disassembly
|
|
bool prefer_file_cache = false;
|
|
if (m_sc.function) {
|
|
if (m_disassembly_scope != m_sc.function) {
|
|
m_disassembly_scope = m_sc.function;
|
|
m_disassembly_sp = m_sc.function->GetInstructions(
|
|
exe_ctx, nullptr, prefer_file_cache);
|
|
if (m_disassembly_sp) {
|
|
set_selected_line_to_pc = true;
|
|
m_disassembly_range = m_sc.function->GetAddressRange();
|
|
} else {
|
|
m_disassembly_range.Clear();
|
|
}
|
|
} else {
|
|
set_selected_line_to_pc = context_changed;
|
|
}
|
|
} else if (m_sc.symbol) {
|
|
if (m_disassembly_scope != m_sc.symbol) {
|
|
m_disassembly_scope = m_sc.symbol;
|
|
m_disassembly_sp = m_sc.symbol->GetInstructions(
|
|
exe_ctx, nullptr, prefer_file_cache);
|
|
if (m_disassembly_sp) {
|
|
set_selected_line_to_pc = true;
|
|
m_disassembly_range.GetBaseAddress() =
|
|
m_sc.symbol->GetAddress();
|
|
m_disassembly_range.SetByteSize(m_sc.symbol->GetByteSize());
|
|
} else {
|
|
m_disassembly_range.Clear();
|
|
}
|
|
} else {
|
|
set_selected_line_to_pc = context_changed;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
m_pc_line = UINT32_MAX;
|
|
}
|
|
}
|
|
|
|
const int window_width = window.GetWidth();
|
|
window.Erase();
|
|
window.DrawTitleBox("Sources");
|
|
if (!m_title.GetString().empty()) {
|
|
window.AttributeOn(A_REVERSE);
|
|
window.MoveCursor(1, 1);
|
|
window.PutChar(' ');
|
|
window.PutCStringTruncated(m_title.GetString().str().c_str(), 1);
|
|
int x = window.GetCursorX();
|
|
if (x < window_width - 1) {
|
|
window.Printf("%*s", window_width - x - 1, "");
|
|
}
|
|
window.AttributeOff(A_REVERSE);
|
|
}
|
|
|
|
Target *target = exe_ctx.GetTargetPtr();
|
|
const size_t num_source_lines = GetNumSourceLines();
|
|
if (num_source_lines > 0) {
|
|
// Display source
|
|
BreakpointLines bp_lines;
|
|
if (target) {
|
|
BreakpointList &bp_list = target->GetBreakpointList();
|
|
const size_t num_bps = bp_list.GetSize();
|
|
for (size_t bp_idx = 0; bp_idx < num_bps; ++bp_idx) {
|
|
BreakpointSP bp_sp = bp_list.GetBreakpointAtIndex(bp_idx);
|
|
const size_t num_bps_locs = bp_sp->GetNumLocations();
|
|
for (size_t bp_loc_idx = 0; bp_loc_idx < num_bps_locs; ++bp_loc_idx) {
|
|
BreakpointLocationSP bp_loc_sp =
|
|
bp_sp->GetLocationAtIndex(bp_loc_idx);
|
|
LineEntry bp_loc_line_entry;
|
|
if (bp_loc_sp->GetAddress().CalculateSymbolContextLineEntry(
|
|
bp_loc_line_entry)) {
|
|
if (m_file_sp->GetFileSpec() == bp_loc_line_entry.file) {
|
|
bp_lines.insert(bp_loc_line_entry.line);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
const attr_t selected_highlight_attr = A_REVERSE;
|
|
const attr_t pc_highlight_attr = COLOR_PAIR(1);
|
|
|
|
for (size_t i = 0; i < num_visible_lines; ++i) {
|
|
const uint32_t curr_line = m_first_visible_line + i;
|
|
if (curr_line < num_source_lines) {
|
|
const int line_y = m_min_y + i;
|
|
window.MoveCursor(1, line_y);
|
|
const bool is_pc_line = curr_line == m_pc_line;
|
|
const bool line_is_selected = m_selected_line == curr_line;
|
|
// Highlight the line as the PC line first, then if the selected line
|
|
// isn't the same as the PC line, highlight it differently
|
|
attr_t highlight_attr = 0;
|
|
attr_t bp_attr = 0;
|
|
if (is_pc_line)
|
|
highlight_attr = pc_highlight_attr;
|
|
else if (line_is_selected)
|
|
highlight_attr = selected_highlight_attr;
|
|
|
|
if (bp_lines.find(curr_line + 1) != bp_lines.end())
|
|
bp_attr = COLOR_PAIR(2);
|
|
|
|
if (bp_attr)
|
|
window.AttributeOn(bp_attr);
|
|
|
|
window.Printf(m_line_format, curr_line + 1);
|
|
|
|
if (bp_attr)
|
|
window.AttributeOff(bp_attr);
|
|
|
|
window.PutChar(ACS_VLINE);
|
|
// Mark the line with the PC with a diamond
|
|
if (is_pc_line)
|
|
window.PutChar(ACS_DIAMOND);
|
|
else
|
|
window.PutChar(' ');
|
|
|
|
if (highlight_attr)
|
|
window.AttributeOn(highlight_attr);
|
|
const uint32_t line_len =
|
|
m_file_sp->GetLineLength(curr_line + 1, false);
|
|
if (line_len > 0)
|
|
window.PutCString(m_file_sp->PeekLineData(curr_line + 1), line_len);
|
|
|
|
if (is_pc_line && frame_sp &&
|
|
frame_sp->GetConcreteFrameIndex() == 0) {
|
|
StopInfoSP stop_info_sp;
|
|
if (thread)
|
|
stop_info_sp = thread->GetStopInfo();
|
|
if (stop_info_sp) {
|
|
const char *stop_description = stop_info_sp->GetDescription();
|
|
if (stop_description && stop_description[0]) {
|
|
size_t stop_description_len = strlen(stop_description);
|
|
int desc_x = window_width - stop_description_len - 16;
|
|
window.Printf("%*s", desc_x - window.GetCursorX(), "");
|
|
// window.MoveCursor(window_width - stop_description_len - 15,
|
|
// line_y);
|
|
window.Printf("<<< Thread %u: %s ", thread->GetIndexID(),
|
|
stop_description);
|
|
}
|
|
} else {
|
|
window.Printf("%*s", window_width - window.GetCursorX() - 1, "");
|
|
}
|
|
}
|
|
if (highlight_attr)
|
|
window.AttributeOff(highlight_attr);
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
size_t num_disassembly_lines = GetNumDisassemblyLines();
|
|
if (num_disassembly_lines > 0) {
|
|
// Display disassembly
|
|
BreakpointAddrs bp_file_addrs;
|
|
Target *target = exe_ctx.GetTargetPtr();
|
|
if (target) {
|
|
BreakpointList &bp_list = target->GetBreakpointList();
|
|
const size_t num_bps = bp_list.GetSize();
|
|
for (size_t bp_idx = 0; bp_idx < num_bps; ++bp_idx) {
|
|
BreakpointSP bp_sp = bp_list.GetBreakpointAtIndex(bp_idx);
|
|
const size_t num_bps_locs = bp_sp->GetNumLocations();
|
|
for (size_t bp_loc_idx = 0; bp_loc_idx < num_bps_locs;
|
|
++bp_loc_idx) {
|
|
BreakpointLocationSP bp_loc_sp =
|
|
bp_sp->GetLocationAtIndex(bp_loc_idx);
|
|
LineEntry bp_loc_line_entry;
|
|
const lldb::addr_t file_addr =
|
|
bp_loc_sp->GetAddress().GetFileAddress();
|
|
if (file_addr != LLDB_INVALID_ADDRESS) {
|
|
if (m_disassembly_range.ContainsFileAddress(file_addr))
|
|
bp_file_addrs.insert(file_addr);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
const attr_t selected_highlight_attr = A_REVERSE;
|
|
const attr_t pc_highlight_attr = COLOR_PAIR(1);
|
|
|
|
StreamString strm;
|
|
|
|
InstructionList &insts = m_disassembly_sp->GetInstructionList();
|
|
Address pc_address;
|
|
|
|
if (frame_sp)
|
|
pc_address = frame_sp->GetFrameCodeAddress();
|
|
const uint32_t pc_idx =
|
|
pc_address.IsValid()
|
|
? insts.GetIndexOfInstructionAtAddress(pc_address)
|
|
: UINT32_MAX;
|
|
if (set_selected_line_to_pc) {
|
|
m_selected_line = pc_idx;
|
|
}
|
|
|
|
const uint32_t non_visible_pc_offset = (num_visible_lines / 5);
|
|
if (static_cast<size_t>(m_first_visible_line) >= num_disassembly_lines)
|
|
m_first_visible_line = 0;
|
|
|
|
if (pc_idx < num_disassembly_lines) {
|
|
if (pc_idx < static_cast<uint32_t>(m_first_visible_line) ||
|
|
pc_idx >= m_first_visible_line + num_visible_lines)
|
|
m_first_visible_line = pc_idx - non_visible_pc_offset;
|
|
}
|
|
|
|
for (size_t i = 0; i < num_visible_lines; ++i) {
|
|
const uint32_t inst_idx = m_first_visible_line + i;
|
|
Instruction *inst = insts.GetInstructionAtIndex(inst_idx).get();
|
|
if (!inst)
|
|
break;
|
|
|
|
const int line_y = m_min_y + i;
|
|
window.MoveCursor(1, line_y);
|
|
const bool is_pc_line = frame_sp && inst_idx == pc_idx;
|
|
const bool line_is_selected = m_selected_line == inst_idx;
|
|
// Highlight the line as the PC line first, then if the selected line
|
|
// isn't the same as the PC line, highlight it differently
|
|
attr_t highlight_attr = 0;
|
|
attr_t bp_attr = 0;
|
|
if (is_pc_line)
|
|
highlight_attr = pc_highlight_attr;
|
|
else if (line_is_selected)
|
|
highlight_attr = selected_highlight_attr;
|
|
|
|
if (bp_file_addrs.find(inst->GetAddress().GetFileAddress()) !=
|
|
bp_file_addrs.end())
|
|
bp_attr = COLOR_PAIR(2);
|
|
|
|
if (bp_attr)
|
|
window.AttributeOn(bp_attr);
|
|
|
|
window.Printf(" 0x%16.16llx ",
|
|
static_cast<unsigned long long>(
|
|
inst->GetAddress().GetLoadAddress(target)));
|
|
|
|
if (bp_attr)
|
|
window.AttributeOff(bp_attr);
|
|
|
|
window.PutChar(ACS_VLINE);
|
|
// Mark the line with the PC with a diamond
|
|
if (is_pc_line)
|
|
window.PutChar(ACS_DIAMOND);
|
|
else
|
|
window.PutChar(' ');
|
|
|
|
if (highlight_attr)
|
|
window.AttributeOn(highlight_attr);
|
|
|
|
const char *mnemonic = inst->GetMnemonic(&exe_ctx);
|
|
const char *operands = inst->GetOperands(&exe_ctx);
|
|
const char *comment = inst->GetComment(&exe_ctx);
|
|
|
|
if (mnemonic != nullptr && mnemonic[0] == '\0')
|
|
mnemonic = nullptr;
|
|
if (operands != nullptr && operands[0] == '\0')
|
|
operands = nullptr;
|
|
if (comment != nullptr && comment[0] == '\0')
|
|
comment = nullptr;
|
|
|
|
strm.Clear();
|
|
|
|
if (mnemonic != nullptr && operands != nullptr && comment != nullptr)
|
|
strm.Printf("%-8s %-25s ; %s", mnemonic, operands, comment);
|
|
else if (mnemonic != nullptr && operands != nullptr)
|
|
strm.Printf("%-8s %s", mnemonic, operands);
|
|
else if (mnemonic != nullptr)
|
|
strm.Printf("%s", mnemonic);
|
|
|
|
int right_pad = 1;
|
|
window.PutCStringTruncated(strm.GetData(), right_pad);
|
|
|
|
if (is_pc_line && frame_sp &&
|
|
frame_sp->GetConcreteFrameIndex() == 0) {
|
|
StopInfoSP stop_info_sp;
|
|
if (thread)
|
|
stop_info_sp = thread->GetStopInfo();
|
|
if (stop_info_sp) {
|
|
const char *stop_description = stop_info_sp->GetDescription();
|
|
if (stop_description && stop_description[0]) {
|
|
size_t stop_description_len = strlen(stop_description);
|
|
int desc_x = window_width - stop_description_len - 16;
|
|
window.Printf("%*s", desc_x - window.GetCursorX(), "");
|
|
// window.MoveCursor(window_width - stop_description_len - 15,
|
|
// line_y);
|
|
window.Printf("<<< Thread %u: %s ", thread->GetIndexID(),
|
|
stop_description);
|
|
}
|
|
} else {
|
|
window.Printf("%*s", window_width - window.GetCursorX() - 1, "");
|
|
}
|
|
}
|
|
if (highlight_attr)
|
|
window.AttributeOff(highlight_attr);
|
|
}
|
|
}
|
|
}
|
|
window.DeferredRefresh();
|
|
return true; // Drawing handled
|
|
}
|
|
|
|
size_t GetNumLines() {
|
|
size_t num_lines = GetNumSourceLines();
|
|
if (num_lines == 0)
|
|
num_lines = GetNumDisassemblyLines();
|
|
return num_lines;
|
|
}
|
|
|
|
size_t GetNumSourceLines() const {
|
|
if (m_file_sp)
|
|
return m_file_sp->GetNumLines();
|
|
return 0;
|
|
}
|
|
|
|
size_t GetNumDisassemblyLines() const {
|
|
if (m_disassembly_sp)
|
|
return m_disassembly_sp->GetInstructionList().GetSize();
|
|
return 0;
|
|
}
|
|
|
|
HandleCharResult WindowDelegateHandleChar(Window &window, int c) override {
|
|
const uint32_t num_visible_lines = NumVisibleLines();
|
|
const size_t num_lines = GetNumLines();
|
|
|
|
switch (c) {
|
|
case ',':
|
|
case KEY_PPAGE:
|
|
// Page up key
|
|
if (static_cast<uint32_t>(m_first_visible_line) > num_visible_lines)
|
|
m_first_visible_line -= num_visible_lines;
|
|
else
|
|
m_first_visible_line = 0;
|
|
m_selected_line = m_first_visible_line;
|
|
return eKeyHandled;
|
|
|
|
case '.':
|
|
case KEY_NPAGE:
|
|
// Page down key
|
|
{
|
|
if (m_first_visible_line + num_visible_lines < num_lines)
|
|
m_first_visible_line += num_visible_lines;
|
|
else if (num_lines < num_visible_lines)
|
|
m_first_visible_line = 0;
|
|
else
|
|
m_first_visible_line = num_lines - num_visible_lines;
|
|
m_selected_line = m_first_visible_line;
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case KEY_UP:
|
|
if (m_selected_line > 0) {
|
|
m_selected_line--;
|
|
if (static_cast<size_t>(m_first_visible_line) > m_selected_line)
|
|
m_first_visible_line = m_selected_line;
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case KEY_DOWN:
|
|
if (m_selected_line + 1 < num_lines) {
|
|
m_selected_line++;
|
|
if (m_first_visible_line + num_visible_lines < m_selected_line)
|
|
m_first_visible_line++;
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case '\r':
|
|
case '\n':
|
|
case KEY_ENTER:
|
|
// Set a breakpoint and run to the line using a one shot breakpoint
|
|
if (GetNumSourceLines() > 0) {
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasProcessScope() && exe_ctx.GetProcessRef().IsAlive()) {
|
|
BreakpointSP bp_sp = exe_ctx.GetTargetRef().CreateBreakpoint(
|
|
nullptr, // Don't limit the breakpoint to certain modules
|
|
m_file_sp->GetFileSpec(), // Source file
|
|
m_selected_line +
|
|
1, // Source line number (m_selected_line is zero based)
|
|
0, // Unspecified column.
|
|
0, // No offset
|
|
eLazyBoolCalculate, // Check inlines using global setting
|
|
eLazyBoolCalculate, // Skip prologue using global setting,
|
|
false, // internal
|
|
false, // request_hardware
|
|
eLazyBoolCalculate); // move_to_nearest_code
|
|
// Make breakpoint one shot
|
|
bp_sp->GetOptions()->SetOneShot(true);
|
|
exe_ctx.GetProcessRef().Resume();
|
|
}
|
|
} else if (m_selected_line < GetNumDisassemblyLines()) {
|
|
const Instruction *inst = m_disassembly_sp->GetInstructionList()
|
|
.GetInstructionAtIndex(m_selected_line)
|
|
.get();
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasTargetScope()) {
|
|
Address addr = inst->GetAddress();
|
|
BreakpointSP bp_sp = exe_ctx.GetTargetRef().CreateBreakpoint(
|
|
addr, // lldb_private::Address
|
|
false, // internal
|
|
false); // request_hardware
|
|
// Make breakpoint one shot
|
|
bp_sp->GetOptions()->SetOneShot(true);
|
|
exe_ctx.GetProcessRef().Resume();
|
|
}
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case 'b': // 'b' == toggle breakpoint on currently selected line
|
|
if (m_selected_line < GetNumSourceLines()) {
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasTargetScope()) {
|
|
BreakpointSP bp_sp = exe_ctx.GetTargetRef().CreateBreakpoint(
|
|
nullptr, // Don't limit the breakpoint to certain modules
|
|
m_file_sp->GetFileSpec(), // Source file
|
|
m_selected_line +
|
|
1, // Source line number (m_selected_line is zero based)
|
|
0, // No column specified.
|
|
0, // No offset
|
|
eLazyBoolCalculate, // Check inlines using global setting
|
|
eLazyBoolCalculate, // Skip prologue using global setting,
|
|
false, // internal
|
|
false, // request_hardware
|
|
eLazyBoolCalculate); // move_to_nearest_code
|
|
}
|
|
} else if (m_selected_line < GetNumDisassemblyLines()) {
|
|
const Instruction *inst = m_disassembly_sp->GetInstructionList()
|
|
.GetInstructionAtIndex(m_selected_line)
|
|
.get();
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasTargetScope()) {
|
|
Address addr = inst->GetAddress();
|
|
BreakpointSP bp_sp = exe_ctx.GetTargetRef().CreateBreakpoint(
|
|
addr, // lldb_private::Address
|
|
false, // internal
|
|
false); // request_hardware
|
|
}
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case 'd': // 'd' == detach and let run
|
|
case 'D': // 'D' == detach and keep stopped
|
|
{
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasProcessScope())
|
|
exe_ctx.GetProcessRef().Detach(c == 'D');
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case 'k':
|
|
// 'k' == kill
|
|
{
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasProcessScope())
|
|
exe_ctx.GetProcessRef().Destroy(false);
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case 'c':
|
|
// 'c' == continue
|
|
{
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasProcessScope())
|
|
exe_ctx.GetProcessRef().Resume();
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case 'o':
|
|
// 'o' == step out
|
|
{
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasThreadScope() &&
|
|
StateIsStoppedState(exe_ctx.GetProcessRef().GetState(), true)) {
|
|
exe_ctx.GetThreadRef().StepOut();
|
|
}
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case 'n': // 'n' == step over
|
|
case 'N': // 'N' == step over instruction
|
|
{
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasThreadScope() &&
|
|
StateIsStoppedState(exe_ctx.GetProcessRef().GetState(), true)) {
|
|
bool source_step = (c == 'n');
|
|
exe_ctx.GetThreadRef().StepOver(source_step);
|
|
}
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case 's': // 's' == step into
|
|
case 'S': // 'S' == step into instruction
|
|
{
|
|
ExecutionContext exe_ctx =
|
|
m_debugger.GetCommandInterpreter().GetExecutionContext();
|
|
if (exe_ctx.HasThreadScope() &&
|
|
StateIsStoppedState(exe_ctx.GetProcessRef().GetState(), true)) {
|
|
bool source_step = (c == 's');
|
|
exe_ctx.GetThreadRef().StepIn(source_step);
|
|
}
|
|
}
|
|
return eKeyHandled;
|
|
|
|
case 'h':
|
|
window.CreateHelpSubwindow();
|
|
return eKeyHandled;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
return eKeyNotHandled;
|
|
}
|
|
|
|
protected:
|
|
typedef std::set<uint32_t> BreakpointLines;
|
|
typedef std::set<lldb::addr_t> BreakpointAddrs;
|
|
|
|
Debugger &m_debugger;
|
|
SymbolContext m_sc;
|
|
SourceManager::FileSP m_file_sp;
|
|
SymbolContextScope *m_disassembly_scope;
|
|
lldb::DisassemblerSP m_disassembly_sp;
|
|
AddressRange m_disassembly_range;
|
|
StreamString m_title;
|
|
lldb::user_id_t m_tid;
|
|
char m_line_format[8];
|
|
int m_line_width;
|
|
uint32_t m_selected_line; // The selected line
|
|
uint32_t m_pc_line; // The line with the PC
|
|
uint32_t m_stop_id;
|
|
uint32_t m_frame_idx;
|
|
int m_first_visible_line;
|
|
int m_min_x;
|
|
int m_min_y;
|
|
int m_max_x;
|
|
int m_max_y;
|
|
};
|
|
|
|
DisplayOptions ValueObjectListDelegate::g_options = {true};
|
|
|
|
IOHandlerCursesGUI::IOHandlerCursesGUI(Debugger &debugger)
|
|
: IOHandler(debugger, IOHandler::Type::Curses) {}
|
|
|
|
void IOHandlerCursesGUI::Activate() {
|
|
IOHandler::Activate();
|
|
if (!m_app_ap) {
|
|
m_app_ap.reset(new Application(GetInputFILE(), GetOutputFILE()));
|
|
|
|
// This is both a window and a menu delegate
|
|
std::shared_ptr<ApplicationDelegate> app_delegate_sp(
|
|
new ApplicationDelegate(*m_app_ap, m_debugger));
|
|
|
|
MenuDelegateSP app_menu_delegate_sp =
|
|
std::static_pointer_cast<MenuDelegate>(app_delegate_sp);
|
|
MenuSP lldb_menu_sp(
|
|
new Menu("LLDB", "F1", KEY_F(1), ApplicationDelegate::eMenuID_LLDB));
|
|
MenuSP exit_menuitem_sp(
|
|
new Menu("Exit", nullptr, 'x', ApplicationDelegate::eMenuID_LLDBExit));
|
|
exit_menuitem_sp->SetCannedResult(MenuActionResult::Quit);
|
|
lldb_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"About LLDB", nullptr, 'a', ApplicationDelegate::eMenuID_LLDBAbout)));
|
|
lldb_menu_sp->AddSubmenu(MenuSP(new Menu(Menu::Type::Separator)));
|
|
lldb_menu_sp->AddSubmenu(exit_menuitem_sp);
|
|
|
|
MenuSP target_menu_sp(new Menu("Target", "F2", KEY_F(2),
|
|
ApplicationDelegate::eMenuID_Target));
|
|
target_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"Create", nullptr, 'c', ApplicationDelegate::eMenuID_TargetCreate)));
|
|
target_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"Delete", nullptr, 'd', ApplicationDelegate::eMenuID_TargetDelete)));
|
|
|
|
MenuSP process_menu_sp(new Menu("Process", "F3", KEY_F(3),
|
|
ApplicationDelegate::eMenuID_Process));
|
|
process_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"Attach", nullptr, 'a', ApplicationDelegate::eMenuID_ProcessAttach)));
|
|
process_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"Detach", nullptr, 'd', ApplicationDelegate::eMenuID_ProcessDetach)));
|
|
process_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"Launch", nullptr, 'l', ApplicationDelegate::eMenuID_ProcessLaunch)));
|
|
process_menu_sp->AddSubmenu(MenuSP(new Menu(Menu::Type::Separator)));
|
|
process_menu_sp->AddSubmenu(
|
|
MenuSP(new Menu("Continue", nullptr, 'c',
|
|
ApplicationDelegate::eMenuID_ProcessContinue)));
|
|
process_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"Halt", nullptr, 'h', ApplicationDelegate::eMenuID_ProcessHalt)));
|
|
process_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"Kill", nullptr, 'k', ApplicationDelegate::eMenuID_ProcessKill)));
|
|
|
|
MenuSP thread_menu_sp(new Menu("Thread", "F4", KEY_F(4),
|
|
ApplicationDelegate::eMenuID_Thread));
|
|
thread_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"Step In", nullptr, 'i', ApplicationDelegate::eMenuID_ThreadStepIn)));
|
|
thread_menu_sp->AddSubmenu(
|
|
MenuSP(new Menu("Step Over", nullptr, 'v',
|
|
ApplicationDelegate::eMenuID_ThreadStepOver)));
|
|
thread_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"Step Out", nullptr, 'o', ApplicationDelegate::eMenuID_ThreadStepOut)));
|
|
|
|
MenuSP view_menu_sp(
|
|
new Menu("View", "F5", KEY_F(5), ApplicationDelegate::eMenuID_View));
|
|
view_menu_sp->AddSubmenu(
|
|
MenuSP(new Menu("Backtrace", nullptr, 'b',
|
|
ApplicationDelegate::eMenuID_ViewBacktrace)));
|
|
view_menu_sp->AddSubmenu(
|
|
MenuSP(new Menu("Registers", nullptr, 'r',
|
|
ApplicationDelegate::eMenuID_ViewRegisters)));
|
|
view_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"Source", nullptr, 's', ApplicationDelegate::eMenuID_ViewSource)));
|
|
view_menu_sp->AddSubmenu(
|
|
MenuSP(new Menu("Variables", nullptr, 'v',
|
|
ApplicationDelegate::eMenuID_ViewVariables)));
|
|
|
|
MenuSP help_menu_sp(
|
|
new Menu("Help", "F6", KEY_F(6), ApplicationDelegate::eMenuID_Help));
|
|
help_menu_sp->AddSubmenu(MenuSP(new Menu(
|
|
"GUI Help", nullptr, 'g', ApplicationDelegate::eMenuID_HelpGUIHelp)));
|
|
|
|
m_app_ap->Initialize();
|
|
WindowSP &main_window_sp = m_app_ap->GetMainWindow();
|
|
|
|
MenuSP menubar_sp(new Menu(Menu::Type::Bar));
|
|
menubar_sp->AddSubmenu(lldb_menu_sp);
|
|
menubar_sp->AddSubmenu(target_menu_sp);
|
|
menubar_sp->AddSubmenu(process_menu_sp);
|
|
menubar_sp->AddSubmenu(thread_menu_sp);
|
|
menubar_sp->AddSubmenu(view_menu_sp);
|
|
menubar_sp->AddSubmenu(help_menu_sp);
|
|
menubar_sp->SetDelegate(app_menu_delegate_sp);
|
|
|
|
Rect content_bounds = main_window_sp->GetFrame();
|
|
Rect menubar_bounds = content_bounds.MakeMenuBar();
|
|
Rect status_bounds = content_bounds.MakeStatusBar();
|
|
Rect source_bounds;
|
|
Rect variables_bounds;
|
|
Rect threads_bounds;
|
|
Rect source_variables_bounds;
|
|
content_bounds.VerticalSplitPercentage(0.80, source_variables_bounds,
|
|
threads_bounds);
|
|
source_variables_bounds.HorizontalSplitPercentage(0.70, source_bounds,
|
|
variables_bounds);
|
|
|
|
WindowSP menubar_window_sp =
|
|
main_window_sp->CreateSubWindow("Menubar", menubar_bounds, false);
|
|
// Let the menubar get keys if the active window doesn't handle the keys
|
|
// that are typed so it can respond to menubar key presses.
|
|
menubar_window_sp->SetCanBeActive(
|
|
false); // Don't let the menubar become the active window
|
|
menubar_window_sp->SetDelegate(menubar_sp);
|
|
|
|
WindowSP source_window_sp(
|
|
main_window_sp->CreateSubWindow("Source", source_bounds, true));
|
|
WindowSP variables_window_sp(
|
|
main_window_sp->CreateSubWindow("Variables", variables_bounds, false));
|
|
WindowSP threads_window_sp(
|
|
main_window_sp->CreateSubWindow("Threads", threads_bounds, false));
|
|
WindowSP status_window_sp(
|
|
main_window_sp->CreateSubWindow("Status", status_bounds, false));
|
|
status_window_sp->SetCanBeActive(
|
|
false); // Don't let the status bar become the active window
|
|
main_window_sp->SetDelegate(
|
|
std::static_pointer_cast<WindowDelegate>(app_delegate_sp));
|
|
source_window_sp->SetDelegate(
|
|
WindowDelegateSP(new SourceFileWindowDelegate(m_debugger)));
|
|
variables_window_sp->SetDelegate(
|
|
WindowDelegateSP(new FrameVariablesWindowDelegate(m_debugger)));
|
|
TreeDelegateSP thread_delegate_sp(new ThreadsTreeDelegate(m_debugger));
|
|
threads_window_sp->SetDelegate(WindowDelegateSP(
|
|
new TreeWindowDelegate(m_debugger, thread_delegate_sp)));
|
|
status_window_sp->SetDelegate(
|
|
WindowDelegateSP(new StatusBarWindowDelegate(m_debugger)));
|
|
|
|
// Show the main help window once the first time the curses GUI is launched
|
|
static bool g_showed_help = false;
|
|
if (!g_showed_help) {
|
|
g_showed_help = true;
|
|
main_window_sp->CreateHelpSubwindow();
|
|
}
|
|
|
|
init_pair(1, COLOR_WHITE, COLOR_BLUE);
|
|
init_pair(2, COLOR_BLACK, COLOR_WHITE);
|
|
init_pair(3, COLOR_MAGENTA, COLOR_WHITE);
|
|
init_pair(4, COLOR_MAGENTA, COLOR_BLACK);
|
|
init_pair(5, COLOR_RED, COLOR_BLACK);
|
|
}
|
|
}
|
|
|
|
void IOHandlerCursesGUI::Deactivate() { m_app_ap->Terminate(); }
|
|
|
|
void IOHandlerCursesGUI::Run() {
|
|
m_app_ap->Run(m_debugger);
|
|
SetIsDone(true);
|
|
}
|
|
|
|
IOHandlerCursesGUI::~IOHandlerCursesGUI() = default;
|
|
|
|
void IOHandlerCursesGUI::Cancel() {}
|
|
|
|
bool IOHandlerCursesGUI::Interrupt() { return false; }
|
|
|
|
void IOHandlerCursesGUI::GotEOF() {}
|
|
|
|
#endif // LLDB_DISABLE_CURSES
|