WingToolPy/linebar.cpp

84 lines
2.5 KiB
C++

/* -*- Mode: C++; indent-tabs-mode: nil; tab-width: 4 -*-
* -*- coding: utf-8 -*-
*
* Copyright (C) 2011 ~ 2018 Deepin, Inc.
*
* Author: Wang Yong <wangyong@deepin.com>
* Maintainer: Rekols <rekols@foxmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "linebar.h"
#include <QDebug>
#include <QKeyEvent>
LineBar::LineBar(DLineEdit *parent) : DLineEdit(parent) {
// Init.
setClearButtonEnabled(true);
m_autoSaveInternal = 50;
m_autoSaveTimer = new QTimer(this);
m_autoSaveTimer->setSingleShot(true);
connect(m_autoSaveTimer, &QTimer::timeout, this,
&LineBar::handleTextChangeTimer);
connect(this, &DLineEdit::textEdited, this, &LineBar::sendText,
Qt::QueuedConnection);
connect(this, &DLineEdit::textChanged, this, &LineBar::handleTextChanged,
Qt::QueuedConnection);
}
void LineBar::handleTextChangeTimer() {
// Emit contentChanged signal.
contentChanged();
}
void LineBar::handleTextChanged() {
// Stop timer if new character is typed, avoid unused timer run.
if (m_autoSaveTimer->isActive()) {
m_autoSaveTimer->stop();
}
// Start new timer.
m_autoSaveTimer->start(m_autoSaveInternal);
}
void LineBar::sendText(QString t) { emit signal_sentText(t); }
void LineBar::focusOutEvent(QFocusEvent *e) {
// Emit focus out signal.
focusOut();
// Throw event out avoid DLineEdit can't hide cursor after lost focus.
DLineEdit::focusOutEvent(e);
}
void LineBar::keyPressEvent(QKeyEvent *e) {
auto modifiers = e->modifiers();
if (modifiers == Qt::ControlModifier && e->text() == "\r") {
pressCtrlEnter();
} else if (modifiers == Qt::AltModifier && e->text() == "\r") {
pressAltEnter();
} else if (modifiers == Qt::MetaModifier && e->text() == "\r") {
pressMetaEnter();
} else if (modifiers == Qt::NoModifier && e->text() == "\r") {
pressEnter();
} else {
// Pass event to DLineEdit continue, otherwise you can't type anything after
// here. ;)
DLineEdit::keyPressEvent(e);
}
}