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57795d2d2e
The context pointer was dereferenced after the context object was deleted. This is fixed by storing a pointer to the MainWindow in QTFullScreen, so context does not have to be dereferenced. The logic in QTFullScreen::eventFilter is also simplified a bit.
55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
/*
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* Copyright (c) 2011 Mark Liversedge (liversedge@gmail.com)
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "QTFullScreen.h"
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#include "MainWindow.h"
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QTFullScreen::QTFullScreen(MainWindow* mainWindow) : QObject(mainWindow), mainWindow(mainWindow), isFull(false)
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{
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// watch for ESC key being hit when in full screen
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mainWindow->installEventFilter(this);
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}
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bool
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QTFullScreen::eventFilter(QObject *obj, QEvent *event)
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{
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if (obj == mainWindow && event->type() == QEvent::KeyPress) {
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QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event);
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// F11 toggle full screen
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if (keyEvent->key() == Qt::Key_F11) {
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toggle();
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} else if (keyEvent->key() == Qt::Key_Escape && isFull) {
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mainWindow->showNormal();
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isFull = false;
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}
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}
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return false; // always pass thru, just in case
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}
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void
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QTFullScreen::toggle()
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{
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if (isFull) {
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mainWindow->showNormal();
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} else {
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mainWindow->showFullScreen();
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}
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isFull = !isFull;
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}
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