update

WingHexExplorer/QHexView/QHexView.pri

@@ -27,7 +27,8 @@ HEADERS += $$PWD/document/commands/hex/hexcommand.h \
     $$PWD/QHexEdit2/chunks.h \
     $$PWD/document/commands/meta/metashowcommand.h \
     $$PWD/document/commands/baseaddrcommand.h \
-    $$PWD/document/commands/encodingchangecommand.h
+    $$PWD/document/commands/encodingchangecommand.h \
+    $$PWD/document/buffer/qfileregionbuffer.h
 
 SOURCES += $$PWD/document/commands/hex/hexcommand.cpp \
            $$PWD/document/commands/hex/insertcommand.cpp \
@@ -56,6 +57,7 @@ SOURCES += $$PWD/document/commands/hex/hexcommand.cpp \
     $$PWD/QHexEdit2/chunks.cpp \
     $$PWD/document/commands/meta/metashowcommand.cpp \
     $$PWD/document/commands/baseaddrcommand.cpp \
-    $$PWD/document/commands/encodingchangecommand.cpp
+    $$PWD/document/commands/encodingchangecommand.cpp \
+    $$PWD/document/buffer/qfileregionbuffer.cpp
 
 INCLUDEPATH += $$PWD

WingHexExplorer/QHexView/document/buffer/qfileregionbuffer.cpp

@@ -0,0 +1,64 @@
+#include "qfileregionbuffer.h"
+#include <QFile>
+#include <QFileInfo>
+#include <unistd.h>
+
+QFileRegionBuffer::QFileRegionBuffer(QObject *parent) : QHexBuffer(parent) {}
+
+qint64 QFileRegionBuffer::length() const { return buffer.length(); }
+
+void QFileRegionBuffer::insert(qint64 offset, const QByteArray &data) {
+  Q_UNUSED(offset);
+  Q_UNUSED(data);
+  // 不支持插入，仅支持复写
+  return;
+}
+
+void QFileRegionBuffer::remove(qint64 offset, int length) {
+  // 在此模式下，删除视为按 0 填充
+  replace(offset, QByteArray(length, 0));
+}
+
+QByteArray QFileRegionBuffer::read(qint64 offset, int length) {
+  return buffer.mid(int(offset), length);
+}
+
+bool QFileRegionBuffer::read(QIODevice *iodevice) {
+  auto file = qobject_cast<QFile *>(iodevice);
+  if (file && file->open(QFile::ReadOnly)) {
+    lseek(file->handle(), offset,
+          SEEK_SET); // 有些特殊的文件 Qt 是不支持 seek 的，用原生函数
+    buffer = file->read(maxlength);
+    file->close();
+    return true;
+  }
+  return false;
+}
+
+void QFileRegionBuffer::write(QIODevice *iodevice) {
+  QFile file(iodevice);
+  if (file.open(QFile::WriteOnly)) {
+    lseek(file.handle(), offset, SEEK_SET);
+    file.write(buffer);
+    file.close();
+  }
+}
+
+qint64 QFileRegionBuffer::indexOf(const QByteArray &ba, qint64 from) {
+  return buffer.indexOf(ba, int(from));
+}
+
+qint64 QFileRegionBuffer::lastIndexOf(const QByteArray &ba, qint64 from) {
+  return buffer.lastIndexOf(ba, int(from));
+}
+
+void QFileRegionBuffer::setReadOffset(qint64 offset) { this->offset = offset; }
+
+qint64 QFileRegionBuffer::readOffset() { return offset; }
+
+qint64 QFileRegionBuffer::readMaxBytes() { return maxlength; }
+
+void QFileRegionBuffer::setReadMaxBytes(qint64 maxlength) {
+  if (maxlength)
+    this->maxlength = maxlength;
+}

WingHexExplorer/QHexView/document/buffer/qfileregionbuffer.h

@@ -0,0 +1,34 @@
+#ifndef QFILEREGIONBUFFER_H
+#define QFILEREGIONBUFFER_H
+
+#include "qhexbuffer.h"
+
+class QFileRegionBuffer : public QHexBuffer {
+  Q_OBJECT
+public:
+  explicit QFileRegionBuffer(QObject *parent = nullptr);
+
+public:
+  qint64 length() const override;
+  void insert(qint64 offset, const QByteArray &data) override;
+  void remove(qint64 offset, int length) override;
+  QByteArray read(qint64 offset, int length) override;
+  bool read(QIODevice *iodevice) override;
+  void write(QIODevice *iodevice) override;
+
+  qint64 indexOf(const QByteArray &ba, qint64 from) override;
+  qint64 lastIndexOf(const QByteArray &ba, qint64 from) override;
+
+  void setReadOffset(qint64 offset);
+  qint64 readOffset();
+
+  qint64 readMaxBytes();
+  void setReadMaxBytes(qint64 maxlength);
+
+private:
+  qint64 offset = 0;
+  qint64 maxlength = 1024;
+  QByteArray buffer;
+};
+
+#endif // QFILEREGIONBUFFER_H

WingHexExplorer/QHexView/document/qhexdocument.cpp

@@ -1,5 +1,6 @@
 #include "qhexdocument.h"
 #include "buffer/qfilebuffer.h"
+#include "buffer/qfileregionbuffer.h"
 #include "commands/baseaddrcommand.h"
 #include "commands/bookmark/bookmarkaddcommand.h"
 #include "commands/bookmark/bookmarkclearcommand.h"
@@ -94,9 +95,12 @@ void QHexDocument::setDocSaved(bool b) {
   emit documentSaved(b);
 }
 
+DocumentType QHexDocument::documentType() { return m_doctype; }
+void QHexDocument::setDocumentType(DocumentType type) { m_doctype = type; }
 bool QHexDocument::isReadOnly() { return m_readonly; }
 bool QHexDocument::isKeepSize() { return m_keepsize; }
 bool QHexDocument::isLocked() { return m_islocked; }
+
 bool QHexDocument::setLockedFile(bool b) {
   if (m_readonly)
     return false;
@@ -109,6 +113,9 @@ bool QHexDocument::setLockedFile(bool b) {
 bool QHexDocument::setKeepSize(bool b) {
   if (m_readonly)
     return false;
+  if (!b && m_doctype == DocumentType::RegionFile)
+    return false;
+
   m_keepsize = b;
   if (b)
     m_cursor->setInsertionMode(QHexCursor::OverwriteMode);
@@ -335,6 +342,24 @@ bool QHexDocument::removeSelection() {
   return res;
 }
 
+QHexDocument *QHexDocument::fromRegionFile(QString filename, qint64 start,
+                                           qint64 length, bool readonly,
+                                           QObject *parent) {
+
+  QFile iodevice(filename);
+  auto hexbuffer = new QFileRegionBuffer;
+  hexbuffer->setReadOffset(start);
+  hexbuffer->setReadMaxBytes(length);
+
+  if (hexbuffer->read(&iodevice)) {
+    return new QHexDocument(hexbuffer, readonly, parent);
+  } else {
+    delete hexbuffer;
+  }
+
+  return nullptr;
+}
+
 bool QHexDocument::cut(bool hex) {
   if (!m_cursor->hasSelection() || m_keepsize)
     return false;

WingHexExplorer/QHexView/document/qhexdocument.h

@@ -18,6 +18,8 @@ struct BookMarkStruct {
 
 enum class BookMarkModEnum { Insert, Modify, Remove, Apply, Clear };
 
+enum class DocumentType { File, WorkSpace, RegionFile };
+
 /*=========================*/
 
 class QHexDocument : public QObject {
@@ -83,7 +85,8 @@ public:
   bool isDocSaved();
   void setDocSaved(bool b = true);
 
-  bool isWorkspace = false;
+  DocumentType documentType();
+  void setDocumentType(DocumentType type);
 
   void setMetafgVisible(bool b);
   void setMetabgVisible(bool b);
@@ -152,6 +155,11 @@ public:
   template <typename T>
   static QHexDocument *fromFile(QString filename, bool readonly = false,
                                 QObject *parent = nullptr);
+
+  static QHexDocument *fromRegionFile(QString filename, qint64 start,
+                                      qint64 length, bool readonly = false,
+                                      QObject *parent = nullptr);
+
   template <typename T>
   static QHexDocument *fromMemory(char *data, int size, bool readonly = false,
                                   QObject *parent = nullptr);
@@ -209,6 +217,8 @@ private:
   bool m_metabg = true;
   bool m_metacomment = true;
 
+  DocumentType m_doctype = DocumentType::File;
+
   /*======================*/
 };
 
@@ -222,8 +232,7 @@ QHexDocument *QHexDocument::fromDevice(QIODevice *iodevice, bool readonly,
 
   if (!iodevice->isOpen()) {
     needsclose = true;
-    iodevice->open(readonly ? QIODevice::ReadOnly
-                            : QIODevice::ReadWrite); // modifed by wingsummer
+    iodevice->open(QIODevice::ReadOnly);
   }
 
   QHexBuffer *hexbuffer = new T();

WingHexExplorer/QHexView/qhexview.cpp

@@ -18,17 +18,6 @@
 
 QHexRenderer *QHexView::renderer() { return m_renderer; }
 
-int QHexView::getWorkSpaceState(QHexDocument *doc, bool b) {
-  if (doc->isWorkspace) {
-    if (b)
-      return 1;
-    else
-      return 0;
-  } else {
-    return -1;
-  }
-}
-
 void QHexView::switchDocument(QHexDocument *document, QHexRenderer *renderer,
                               int vBarValue) {
   if (document && renderer) {

WingHexExplorer/QHexView/qhexview.h

@@ -46,7 +46,6 @@ public:
   void setAddressBase(quint64 base);
 
   bool isSaved();
-  int getWorkSpaceState(QHexDocument *doc, bool b);
   static QFont getHexeditorFont();
   void getStatus();
 

WingHexExplorer/WingHexExplorer.pri

@@ -19,7 +19,8 @@ SOURCES += \
     $$PWD/class/logger.cpp \
     $$PWD/dialog/settingwindow.cpp \
     $$PWD/mlicense/licensemanager.cpp \
-    $$PWD/mlicense/lincensedialog.cpp
+    $$PWD/mlicense/lincensedialog.cpp \
+    $$PWD/dialog/openregiondialog.cpp
 
 
 RESOURCES +=         resources.qrc
@@ -49,7 +50,8 @@ HEADERS += \
     $$PWD/dialog/settingwindow.h \
     $$PWD/mlicense/licensemanager.h \
     $$PWD/mlicense/lincensedialog.h \
-    $$PWD/mlicense/qaesencryption.h
+    $$PWD/mlicense/qaesencryption.h \
+    $$PWD/dialog/openregiondialog.h
 
 LIBS += $$PWD/mlicense/libQtAES.a
 

WingHexExplorer/dialog/driverselectordialog.cpp

@@ -40,6 +40,8 @@ DriverSelectorDialog::DriverSelectorDialog(DMainWindow *parent)
   connect(s, &QShortcut::activated, this, &DriverSelectorDialog::on_accepted);
   connect(drivers, &QListWidget::itemSelectionChanged, this,
           &DriverSelectorDialog::on_list_selectionChanged);
+
+  drivers->setCurrentRow(0); // 我不信你没有驱动器
 }
 
 void DriverSelectorDialog::on_list_selectionChanged() {

WingHexExplorer/dialog/encodingdialog.cpp

@@ -6,8 +6,7 @@
 #include <QListWidgetItem>
 #include <QShortcut>
 
-EncodingDialog::EncodingDialog(DMainWindow *parent) {
-  Q_UNUSED(parent);
+EncodingDialog::EncodingDialog(DMainWindow *parent) : DDialog(parent) {
   this->setWindowTitle(tr("Encoding"));
   this->setFixedSize(500, 600);
   auto l = new DLabel(tr("ChooseEncoding"), this);

WingHexExplorer/dialog/mainwindow.cpp

@@ -1,11 +1,13 @@
 #include "mainwindow.h"
 #include "QHexView/document/buffer/qfilebuffer.h"
+#include "QHexView/document/buffer/qfileregionbuffer.h"
 #include "QHexView/document/buffer/qmemorybuffer.h"
 #include "QHexView/document/qhexcursor.h"
 #include "QHexView/document/qhexmetadata.h"
 #include "aboutsoftwaredialog.h"
 #include "class/appmanager.h"
 #include "class/recentfilemanager.h"
+#include "dialog/openregiondialog.h"
 #include "driverselectordialog.h"
 #include "encodingdialog.h"
 #include "finddialog.h"
@@ -152,11 +154,15 @@ MainWindow::MainWindow(DMainWindow *parent) {
 
   auto keynewb = QKeySequence(Qt::KeyboardModifier::ControlModifier |
                               Qt::KeyboardModifier::ShiftModifier | Qt::Key_N);
+  auto keyopenr = QKeySequence(Qt::KeyboardModifier::ControlModifier |
+                               Qt::KeyboardModifier::ShiftModifier | Qt::Key_O);
 
   AddToolSubMenuShortcutAction("newb", tr("NewBigFile"),
                                MainWindow::on_newbigfile, keynewb);
   AddToolSubMenuShortcutAction("open", tr("OpenF"), MainWindow::on_openfile,
                                QKeySequence::Open);
+  AddToolSubMenuShortcutAction("openr", tr("OpenFR"), MainWindow::on_openregion,
+                               keyopenr);
 
   auto keysaveas =
       QKeySequence(Qt::KeyboardModifier::ControlModifier |
@@ -513,7 +519,12 @@ MainWindow::MainWindow(DMainWindow *parent) {
   }
   AddToolBtnEnd2();
 
-  AddToolBarTool("open", MainWindow::on_openfile, tr("OpenF"));
+  AddToolBtnBegin2("open") {
+    AddToolBtnBtn("open", tr("OpenF"), MainWindow::on_openfile);
+    AddToolBtnBtn("openr", tr("OpenFR"), MainWindow::on_openregion);
+  }
+  AddToolBtnEnd2();
+
   AddToolBarTool("workspace", MainWindow::on_openworkspace,
                  tr("OpenWorkSpace"));
   AddToolBarTool("opendriver", MainWindow::on_opendriver, tr("OpenD"));
@@ -2391,10 +2402,18 @@ void MainWindow::connectControl(IWingPlugin *plugin) {
     plgsys->resetTimeout(qobject_cast<IWingPlugin *>(sender()));
     newFile();
   });
+  ConnectControlLamba2(WingPlugin::Controller::openFile,
+                       [=](QString filename, bool readonly, int *openedIndex) {
+                         plgsys->resetTimeout(
+                             qobject_cast<IWingPlugin *>(sender()));
+                         return openFile(filename, readonly, openedIndex);
+                       });
   ConnectControlLamba2(
-      WingPlugin::Controller::openFile, [=](QString filename, bool readonly) {
+      WingPlugin::Controller::openRegionFile,
+      [=](QString filename, bool readonly, int *openedIndex, qint64 start,
+          qint64 length) {
         plgsys->resetTimeout(qobject_cast<IWingPlugin *>(sender()));
-        return openFile(filename, readonly);
+        return openRegionFile(filename, readonly, openedIndex, start, length);
       });
   ConnectControlLamba2(WingPlugin::Controller::openDriver, [=](QString driver) {
     plgsys->resetTimeout(qobject_cast<IWingPlugin *>(sender()));
@@ -2571,6 +2590,103 @@ void MainWindow::newFile(bool bigfile) {
   }
 }
 
+ErrFile MainWindow::openRegionFile(QString filename, bool readonly,
+                                   int *openedindex, qint64 start,
+                                   qint64 length) {
+  QList<QVariant> params;
+  if (_enableplugin) {
+    params << filename << readonly;
+    plgsys->raiseDispatch(HookIndex::OpenFileBegin, params);
+  }
+  QFileInfo info(filename);
+  if (info.exists()) {
+    if (!info.permission(QFile::ReadUser)) {
+      if (_enableplugin) {
+        params << ErrFile::Permission;
+        plgsys->raiseDispatch(HookIndex::OpenFileEnd, params);
+      }
+      return ErrFile::Permission;
+    }
+
+    if (!readonly && !info.permission(QFile::WriteUser)) {
+      if (_enableplugin) {
+        params << ErrFile::Permission;
+        plgsys->raiseDispatch(HookIndex::OpenFileEnd, params);
+      }
+      return ErrFile::Permission;
+    }
+
+    int i = 0;
+    for (auto item : hexfiles) {
+      if (item.filename == filename) {
+        if (openedindex) {
+          *openedindex = i;
+        }
+        if (_enableplugin) {
+          params << ErrFile::AlreadyOpened;
+          plgsys->raiseDispatch(HookIndex::OpenFileEnd, params);
+        }
+        return ErrFile::AlreadyOpened;
+      }
+      i++;
+    }
+
+    HexFile hf;
+    auto *p =
+        QHexDocument::fromRegionFile(filename, start, length, readonly, this);
+
+    if (p == nullptr) {
+      if (_enableplugin) {
+        params << ErrFile::Permission;
+        plgsys->raiseDispatch(HookIndex::OpenFileEnd, params);
+      }
+      return ErrFile::Permission;
+    }
+
+    hexeditor->setVisible(true);
+    hf.doc = p;
+    hf.filename = filename;
+    hf.workspace.clear();
+    hf.vBarValue = -1;
+    p->setDocumentType(DocumentType::RegionFile);
+    hf.isdriver = false;
+    hexeditor->setDocument(p);
+    hexeditor->setLockedFile(readonly);
+    hexeditor->setKeepSize(true);
+    hexeditor->renderer()->setEncoding(_encoding);
+    hf.render = hexeditor->renderer();
+    hexfiles.push_back(hf);
+    p->setDocSaved();
+    hexeditor->getStatus();
+
+    QIcon qicon;
+
+    QMimeDatabase db;
+    auto t = db.mimeTypeForFile(filename);
+    auto ico = t.iconName();
+    qicon = QIcon::fromTheme(ico, QIcon(ico));
+
+    tabs->addTab(qicon, info.fileName());
+    auto index = hexfiles.count() - 1;
+    tabs->setCurrentIndex(index);
+    tabs->setTabToolTip(index, filename);
+    setEditModeEnabled(true);
+    _currentfile = index;
+
+    if (_enableplugin) {
+      params << ErrFile::Success;
+      plgsys->raiseDispatch(HookIndex::OpenFileEnd, params);
+    }
+    return ErrFile::Success;
+  }
+
+  if (_enableplugin) {
+    params << ErrFile::NotExist;
+    plgsys->raiseDispatch(HookIndex::OpenFileEnd, params);
+  }
+  return ErrFile::NotExist;
+}
+
 ErrFile MainWindow::openFile(QString filename, bool readonly, int *openedindex,
                              QString workspace, bool *oldworkspace) {
   QList<QVariant> params;
@@ -2615,8 +2731,6 @@ ErrFile MainWindow::openFile(QString filename, bool readonly, int *openedindex,
       i++;
     }
 
-    hexeditor->setVisible(true);
-
     HexFile hf;
     auto *p =
         info.size() > FILEMAXBUFFER
@@ -2625,17 +2739,19 @@ ErrFile MainWindow::openFile(QString filename, bool readonly, int *openedindex,
 
     if (p == nullptr) {
       if (_enableplugin) {
-        params << ErrFile::Error;
+        params << ErrFile::Permission;
         plgsys->raiseDispatch(HookIndex::OpenFileEnd, params);
       }
-      return ErrFile::Error;
+      return ErrFile::Permission;
     }
 
+    hexeditor->setVisible(true);
     hf.doc = p;
     hf.filename = filename;
     hf.workspace = workspace;
     hf.vBarValue = -1;
-    p->isWorkspace = workspace.length() > 0;
+    p->setDocumentType(workspace.length() > 0 ? DocumentType::WorkSpace
+                                              : DocumentType::File);
     hf.isdriver = false;
     hexeditor->setDocument(p);
     hexeditor->setLockedFile(readonly);
@@ -2648,7 +2764,7 @@ ErrFile MainWindow::openFile(QString filename, bool readonly, int *openedindex,
 
     QIcon qicon;
 
-    if (p->isWorkspace) {
+    if (p->documentType() == DocumentType::WorkSpace) {
       qicon = ICONRES("pro");
     } else {
       QMimeDatabase db;
@@ -2856,16 +2972,40 @@ void MainWindow::on_openfile() {
       QMessageBox::critical(this, tr("Error"), tr("FileNotExist"));
       return;
     }
+    if (res == ErrFile::Permission &&
+        openFile(filename, true, &index) == ErrFile::Permission) {
+      QMessageBox::critical(this, tr("Error"), tr("FilePermission"));
+      return;
+    }
     if (res == ErrFile::AlreadyOpened) {
       setFilePage(index);
       return;
     }
-    if (res == ErrFile::Permission &&
-        openFile(filename, true) == ErrFile::Permission) {
+    recentmanager->addRecentFile(filename);
+  }
+}
+
+void MainWindow::on_openregion() {
+  OpenRegionDialog d;
+  if (d.exec()) {
+    auto res = d.getResult();
+    int index;
+    auto ret =
+        openRegionFile(res.filename, false, &index, res.start, res.length);
+    if (ret == ErrFile::NotExist) {
+      QMessageBox::critical(this, tr("Error"), tr("FileNotExist"));
+      return;
+    }
+    if (ret == ErrFile::Permission &&
+        openRegionFile(res.filename, true, &index, res.start, res.length) ==
+            ErrFile::Permission) {
       QMessageBox::critical(this, tr("Error"), tr("FilePermission"));
       return;
     }
-    recentmanager->addRecentFile(filename);
+    if (ret == ErrFile::AlreadyOpened) {
+      setFilePage(index);
+      return;
+    }
   }
 }
 
@@ -3365,7 +3505,10 @@ void MainWindow::on_bookmarkChanged(BookMarkModEnum flag, int index, qint64 pos,
 void MainWindow::on_documentSwitched() {
   iReadWrite->setPixmap(hexeditor->isReadOnly() ? infoReadonly : infoWriteable);
   if (hexfiles.count()) {
-    iw->setPixmap(hexeditor->document()->isWorkspace ? infow : infouw);
+    iw->setPixmap(hexeditor->document()->documentType() ==
+                          DocumentType::WorkSpace
+                      ? infow
+                      : infouw);
   } else {
     iw->setPixmap(infouw);
   }
@@ -3394,7 +3537,7 @@ ErrFile MainWindow::save(int index) {
               doc->metadata()->getallMetas(), infos);
           if (!b)
             return ErrFile::WorkSpaceUnSaved;
-          f.doc->isWorkspace = true;
+          f.doc->setDocumentType(DocumentType::WorkSpace);
           iw->setPixmap(infow);
           tabs->setTabIcon(index, ICONRES("pro"));
           f.doc->setDocSaved();
@@ -3409,7 +3552,7 @@ ErrFile MainWindow::save(int index) {
           if (!b)
             return ErrFile::WorkSpaceUnSaved;
           hexfiles[index].workspace = f.filename + PROEXT;
-          f.doc->isWorkspace = true;
+          f.doc->setDocumentType(DocumentType::WorkSpace);
           iw->setPixmap(infow);
           tabs->setTabIcon(index, ICONRES("pro"));
           f.doc->setDocSaved();
@@ -3473,7 +3616,7 @@ ErrFile MainWindow::saveAs(QString filename, int index) {
         if (!b)
           return ErrFile::WorkSpaceUnSaved;
         hexfiles[index].workspace = filename + PROEXT;
-        f.doc->isWorkspace = true;
+        f.doc->setDocumentType(DocumentType::WorkSpace);
         iw->setPixmap(infow);
         tabs->setTabIcon(index, ICONRES("pro"));
         f.doc->setDocSaved();
@@ -3690,7 +3833,7 @@ void MainWindow::setEditModeEnabled(bool b, bool isdriver) {
 
   if (b) {
     enableDirverLimit(isdriver);
-    auto dm = hexeditor->document()->isWorkspace;
+    auto dm = hexeditor->document()->documentType() == DocumentType::WorkSpace;
     iw->setPixmap(dm ? infow : infouw);
     auto doc = hexeditor->document();
     doc->canRedoChanged(doc->canRedo());

WingHexExplorer/dialog/mainwindow.h

@@ -137,6 +137,9 @@ public:
 
 private:
   void newFile(bool bigfile = false);
+  ErrFile openRegionFile(QString filename, bool readonly = false,
+                         int *openedindex = nullptr, qint64 start = 0,
+                         qint64 length = 1024);
   ErrFile openDriver(QString driver);
   ErrFile closeFile(int index, bool force = false);
   ErrFile save(int index);
@@ -165,6 +168,7 @@ private:
   void on_newfile();
   void on_newbigfile();
   void on_openfile();
+  void on_openregion();
   void on_redofile();
   void on_undofile();
   void on_copyfile();

WingHexExplorer/dialog/openregiondialog.cpp

@@ -0,0 +1,70 @@
+#include "openregiondialog.h"
+#include "utilities.h"
+#include <DDialogButtonBox>
+#include <DLabel>
+#include <DMessageManager>
+#include <QShortcut>
+
+OpenRegionDialog::OpenRegionDialog(DMainWindow *parent) : DDialog(parent) {
+  this->setWindowTitle(tr("OpenRegion"));
+  addContent(new DLabel(tr("ChooseFile"), this));
+  addSpacing(5);
+  filepath = new DFileChooserEdit(this);
+  filepath->initDialog();
+  addContent(filepath);
+  addSpacing(10);
+
+  addContent(new DLabel(tr("Start"), this));
+  addSpacing(5);
+  sbStart = new DSpinBox(this);
+  sbStart->setRange(0, INT_MAX);
+  sbStart->setPrefix("0x");
+  sbStart->setDisplayIntegerBase(16);
+  addContent(sbStart);
+  addSpacing(10);
+
+  addContent(new DLabel(tr("Len"), this));
+  addSpacing(5);
+  sbLength = new DSpinBox(this);
+  sbLength->setRange(1, INT_MAX);
+  addContent(sbLength);
+
+  addSpacing(20);
+  auto dbbox = new DDialogButtonBox(
+      DDialogButtonBox::Ok | DDialogButtonBox::Cancel, this);
+  connect(dbbox, &DDialogButtonBox::accepted, this,
+          &OpenRegionDialog::on_accept);
+  connect(dbbox, &DDialogButtonBox::rejected, this,
+          &OpenRegionDialog::on_reject);
+  auto key = QKeySequence(Qt::Key_Return);
+  auto s = new QShortcut(key, this);
+  connect(s, &QShortcut::activated, this, &OpenRegionDialog::on_accept);
+  addContent(dbbox);
+}
+
+RegionFileResult OpenRegionDialog::getResult() { return res; }
+
+void OpenRegionDialog::on_accept() {
+  auto file = filepath->lineEdit()->text();
+  if (file.length()) {
+    if (!QFile::exists(file)) {
+      DMessageManager::instance()->sendMessage(this, ICONRES("open"),
+                                               tr("FileNotExist"));
+    }
+  } else {
+    DMessageManager::instance()->sendMessage(this, ICONRES("open"),
+                                             tr("NoFileSelected"));
+    return;
+  }
+  res.filename = file;
+  res.start = sbStart->value();
+  res.length = sbLength->value();
+  done(1);
+}
+
+void OpenRegionDialog::on_reject() { done(0); }
+
+void OpenRegionDialog::closeEvent(QCloseEvent *event) {
+  Q_UNUSED(event);
+  done(0);
+}

WingHexExplorer/dialog/openregiondialog.h

@@ -0,0 +1,37 @@
+#ifndef OPENREGIONDIALOG_H
+#define OPENREGIONDIALOG_H
+
+#include <DDialog>
+#include <DFileChooserEdit>
+#include <DMainWindow>
+#include <DSpinBox>
+
+DWIDGET_USE_NAMESPACE
+
+struct RegionFileResult {
+  QString filename;
+  qint64 start;
+  qint64 length;
+};
+
+class OpenRegionDialog : public DDialog {
+  Q_OBJECT
+public:
+  OpenRegionDialog(DMainWindow *parent = nullptr);
+  RegionFileResult getResult();
+
+private:
+  void on_accept();
+  void on_reject();
+
+private:
+  DFileChooserEdit *filepath;
+  DSpinBox *sbStart, *sbLength;
+
+  RegionFileResult res;
+
+protected:
+  void closeEvent(QCloseEvent *event) override;
+};
+
+#endif // OPENREGIONDIALOG_H

WingHexExplorer/main.cpp

@@ -51,7 +51,8 @@ int main(int argc, char *argv[]) {
 
   a.setOrganizationName("WingCloud");
   a.setApplicationName(QObject::tr("WingHexExplorer"));
-  a.setApplicationVersion("1.4.9");
+  a.setApplicationVersion("1.4.10");
+  a.setApplicationLicense("GPL-3.0");
   a.setProductIcon(QIcon(":/images/icon.png"));
   a.setProductName(QObject::tr("WingHexExplorer"));
   a.setApplicationDescription(QObject::tr("AppDescription"));
@@ -81,14 +82,13 @@ int main(int argc, char *argv[]) {
 
     // 保存程序的窗口主题设置
     DApplicationSettings as;
-    Q_UNUSED(as)
+    Q_UNUSED(as);
 
     auto manager = AppManager::instance();
     MainWindow w;
     manager->mWindow = &w;
     manager->openFiles(urls);
     w.show();
-
     dbus.registerObject(com, manager, QDBusConnection::ExportScriptableSlots);
     Dtk::Widget::moveToCenter(&w);
     return a.exec();

WingHexExplorer/plugin/iwingplugin.h

@@ -11,7 +11,7 @@
 #include <QWidget>
 #include <QtCore>
 
-#define SDKVERSION 8
+#define SDKVERSION 9
 #define GETPLUGINQM(name)                                                      \
   (QCoreApplication::applicationDirPath() + "/plglang/" + name)
 #define PLUGINDIR (QCoreApplication::applicationDirPath() + "/plugin")
@@ -309,7 +309,11 @@ signals:
 
   // mainwindow
   void newFile(bool bigfile = false);
-  ErrFile openFile(QString filename, bool readonly = false);
+  ErrFile openFile(QString filename, bool readonly = false,
+                   int *openedIndex = nullptr);
+  ErrFile openRegionFile(QString filename, bool readonly = false,
+                         int *openedIndex = nullptr, qint64 start = 0,
+                         qint64 length = 1024);
   ErrFile openDriver(QString driver);
   ErrFile closeFile(int index, bool force = false);
   ErrFile saveFile(int index);

WingHexExplorer/resources.qrc

@@ -81,6 +81,7 @@
         <file>images/usr.jpg</file>
         <file>images/fullscreen.png</file>
         <file>images/reload.png</file>
+        <file>images/openr.png</file>
     </qresource>
     <qresource prefix="/resources">
         <file>settings.json</file>

更新日志.log

@@ -1,5 +1,10 @@
 更新日志（由寂静的羽夏编写）：
 
+1.4.10
+1. 修复打开驱动器未选中直接点确定崩溃的 Bug
+2. 更新打开相关接口
+3. 修复文件打开失败但仍显示编辑区的 Bug
+
 1.4.9
 1. 增加“解码字符串”解码字节长度限制，防止卡死界面内存溢出
 2. 修复最后选中行没有任何字节坐标溢出的 Bug