379 lines
14 KiB
C++
379 lines
14 KiB
C++
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/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QApplication>
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#include <QDebug>
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#include <QMainWindow>
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#include <QStatusBar>
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#include <QPlainTextEdit>
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#include <QMenuBar>
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#include <QMenu>
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#include <QAction>
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#include <QGridLayout>
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#include <QVBoxLayout>
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#include <QMessageBox>
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#include <QLabel>
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#include <QPushButton>
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#include <QCheckBox>
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#include <QComboBox>
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#include <QTimer>
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#include <QLineEdit>
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// Compiles with Qt 4.8 and Qt 5.
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class MainWindow : public QMainWindow
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{
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Q_OBJECT
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public:
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MainWindow();
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bool eventFilter(QObject *, QEvent *);
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private slots:
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void showModalDialog();
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void mouseGrabToggled(bool);
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void delayedMouseGrab();
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void grabMouseWindowToggled(bool);
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void delayedMouseWindowGrab();
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void keyboardGrabToggled(bool);
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void grabKeyboardWindowToggled(bool);
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void forceNativeWidgets();
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private:
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void toggleMouseWidgetGrab(QWidget *w, bool on);
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void toggleKeyboardWidgetGrab(QWidget *w, bool on);
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int m_mouseEventCount;
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int m_enterLeaveEventCount;
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QPlainTextEdit *m_logEdit;
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QCheckBox *m_grabMouseCheckBox;
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QCheckBox *m_grabMouseWindowCheckBox;
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QCheckBox *m_grabKeyboardCheckBox;
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QCheckBox *m_grabKeyboardWindowCheckBox;
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QPushButton *m_forceNativeButton;
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QString m_lastMouseMoveEvent;
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};
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class ClickableLabel : public QLabel
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{
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Q_OBJECT
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public:
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explicit ClickableLabel(const QString &text, QWidget *parent = 0) : QLabel(text, parent) {}
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signals:
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void pressed();
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protected:
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void mousePressEvent(QMouseEvent *ev)
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{
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emit pressed();
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QLabel::mousePressEvent(ev);
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}
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};
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static const char testCasesC[] =
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"- Drag a scrollbar, move mouse out of the window. The scrollbar should still react.\n\n"
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"- Press mouse inside window, move outside while pressing the button. Mouse events"
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" should be reported until the button is released.\n\n"
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"- 'Show modal dialog on press' opens a modal dialog on mouse press. This should not lock up.\n\n"
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"- Check the 'Grab Mouse' box. Only the checkbox should then receive mouse move events.\n\n"
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"- Open popup menu. Mouse events should all go to popup menu while it is visible.\n\n"
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"- Click delayed grab and then open popup immediately. Wait for Grab checkbox to be marked. "
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"Click on popup menu to close it. Mouse events should be going to Grab checkbox. "
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"Click on Grab checkbox to clear it. UI should respond normally after that. \n\n"
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;
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MainWindow::MainWindow()
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: m_mouseEventCount(0)
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, m_enterLeaveEventCount(0)
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, m_logEdit(new QPlainTextEdit(this))
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, m_grabMouseCheckBox(new QCheckBox(QLatin1String("Grab Mouse")))
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, m_grabMouseWindowCheckBox(new QCheckBox(QLatin1String("Grab Mouse Window Ctrl+W")))
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, m_grabKeyboardCheckBox(new QCheckBox(QLatin1String("Grab Keyboard")))
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, m_grabKeyboardWindowCheckBox(new QCheckBox(QLatin1String("Grab Keyboard Window")))
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, m_forceNativeButton(new QPushButton(QLatin1String("Force native widgets")))
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{
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setObjectName(QLatin1String("MainWindow"));
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setMinimumWidth(800);
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setWindowTitle(QString::fromLatin1("Manual Grab Test %1").arg(QLatin1String(QT_VERSION_STR)));
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QMenu *fileMenu = menuBar()->addMenu(QLatin1String("File"));
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fileMenu->setObjectName("FileMenu");
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QAction *quit = fileMenu->addAction(QLatin1String("Quit"));
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quit->setShortcut(QKeySequence::Quit);
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connect(quit, SIGNAL(triggered()), this, SLOT(close()));
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QMenu *editMenu = menuBar()->addMenu(QLatin1String("Edit"));
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editMenu->setObjectName("EditMenu");
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QAction *clearLog = editMenu->addAction(QLatin1String("Clear Log"));
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connect(clearLog, SIGNAL(triggered()), m_logEdit, SLOT(clear()));
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QWidget *w = new QWidget(this);
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w->setObjectName(QLatin1String("CentralWidget"));
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QVBoxLayout *layout = new QVBoxLayout(w);
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QPlainTextEdit *instructions = new QPlainTextEdit(this);
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instructions->setObjectName(QLatin1String("InstructionsEdit"));
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instructions->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
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instructions->setPlainText(QLatin1String(testCasesC));
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instructions->setReadOnly(true);
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layout->addWidget(instructions);
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int row = 0;
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QGridLayout *controlLayout = new QGridLayout;
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layout->addLayout(controlLayout);
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QPushButton *modalDialogButton = new QPushButton("Show modal dialog on release");
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modalDialogButton->setObjectName(QLatin1String("ModalDialogButton"));
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connect(modalDialogButton, SIGNAL(clicked()), this, SLOT(showModalDialog()));
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controlLayout->addWidget(modalDialogButton, row, 0);
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ClickableLabel *modalDialogLabel = new ClickableLabel("Show modal dialog on press");
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modalDialogLabel->setObjectName(QLatin1String("ModalDialogLabel"));
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controlLayout->addWidget(modalDialogLabel, row, 1);
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connect(modalDialogLabel, SIGNAL(pressed()), this, SLOT(showModalDialog()));
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row++;
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m_grabMouseCheckBox->setObjectName(QLatin1String("GrabCheckBox"));
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connect(m_grabMouseCheckBox, SIGNAL(toggled(bool)), this, SLOT(mouseGrabToggled(bool)));
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controlLayout->addWidget(m_grabMouseCheckBox, row, 0);
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QPushButton *delayedGrabButton = new QPushButton("Delayed grab");
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delayedGrabButton->setObjectName(QLatin1String("DelayedGrabButton"));
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connect(delayedGrabButton, SIGNAL(clicked()), this, SLOT(delayedMouseGrab()));
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controlLayout->addWidget(delayedGrabButton, row, 1);
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row++;
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m_grabMouseWindowCheckBox->setObjectName(QLatin1String("GrabWindowCheckBox"));
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m_grabMouseWindowCheckBox->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_W));
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connect(m_grabMouseWindowCheckBox, SIGNAL(toggled(bool)), this, SLOT(grabMouseWindowToggled(bool)));
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controlLayout->addWidget(m_grabMouseWindowCheckBox, row, 0);
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QPushButton *delayedWindowGrabButton = new QPushButton("Delayed window grab");
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delayedWindowGrabButton->setObjectName(QLatin1String("DelayedWindowGrabButton"));
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connect(delayedWindowGrabButton, SIGNAL(clicked()), this, SLOT(delayedMouseWindowGrab()));
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controlLayout->addWidget(delayedWindowGrabButton, row, 1);
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row++;
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m_grabKeyboardCheckBox->setObjectName(QLatin1String("GrabKeyboardBox"));
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connect(m_grabKeyboardCheckBox, SIGNAL(toggled(bool)), this, SLOT(keyboardGrabToggled(bool)));
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controlLayout->addWidget(m_grabKeyboardCheckBox, row, 0);
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m_grabKeyboardWindowCheckBox->setObjectName(QLatin1String("GrabKeyboardWindowBox"));
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connect(m_grabKeyboardWindowCheckBox, SIGNAL(toggled(bool)), this, SLOT(grabKeyboardWindowToggled(bool)));
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controlLayout->addWidget(m_grabKeyboardWindowCheckBox, row, 1);
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row++;
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QComboBox *combo = new QComboBox;
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combo->addItems(QStringList() << QLatin1String("Popup test 1") << QLatin1String("Popup test 2"));
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controlLayout->addWidget(combo, row, 0);
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QPushButton *popupMenuButton = new QPushButton("Popup menu");
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popupMenuButton->setObjectName(QLatin1String("PopupMenuButton"));
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QMenu *popupMenu = new QMenu(this);
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popupMenu->setObjectName(QLatin1String("PopupMenu"));
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popupMenu->addAction(tr("&First Item"));
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popupMenu->addAction(tr("&Second Item"));
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popupMenu->addAction(tr("&Third Item"));
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popupMenu->addAction(tr("F&ourth Item"));
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popupMenuButton->setMenu(popupMenu);
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controlLayout->addWidget(popupMenuButton, row, 1);
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row++;
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m_forceNativeButton->setObjectName("ForceNativeWidgetsButton");
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controlLayout->addWidget(m_forceNativeButton, row, 0);
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connect(m_forceNativeButton, SIGNAL(clicked()), this, SLOT(forceNativeWidgets()));
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row++;
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QLineEdit *lineEdit = new QLineEdit(this);
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lineEdit->setObjectName(QLatin1String("LineEdit"));
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controlLayout->addWidget(lineEdit, row, 0, 1, 2);
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m_logEdit->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
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m_logEdit->setObjectName(QLatin1String("LogEdit"));
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layout->addWidget(m_logEdit);
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setCentralWidget(w);
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qApp->installEventFilter(this);
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}
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bool MainWindow::eventFilter(QObject *o, QEvent *e)
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{
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if (o->isWidgetType()) {
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switch (e->type()) {
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case QEvent::Enter: {
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QString message;
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QDebug debug(&message);
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#if QT_VERSION >= 0x050000
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const QEnterEvent *ee = static_cast<QEnterEvent *>(e);
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debug.nospace() << '#' << m_enterLeaveEventCount++ << " Enter for " << o->objectName()
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<< " at " << ee->localPos() << " global: " << ee->globalPos();
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#else
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debug.nospace() << '#' << m_enterLeaveEventCount++ << " Enter for " << o->objectName();
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#endif
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m_logEdit->appendPlainText(message);
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}
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break;
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case QEvent::Leave: {
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QString message;
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QDebug debug(&message);
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debug.nospace() << '#' << m_enterLeaveEventCount++ << " Leave for " << o->objectName();
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m_logEdit->appendPlainText(message);
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}
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break;
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case QEvent::MouseButtonPress:
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case QEvent::MouseButtonRelease: {
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const QMouseEvent *me = static_cast<QMouseEvent *>(e);
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QString message;
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QDebug debug = QDebug(&message).nospace();
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debug << '#' << m_mouseEventCount++ << ' ';
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if (e->type() == QEvent::MouseButtonPress) {
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if (me->buttons() & Qt::LeftButton)
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debug << "Left button press";
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if (me->buttons() & Qt::MiddleButton)
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debug << "Middle button press";
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if (me->buttons() & Qt::RightButton)
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debug << "Right button press";
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} else {
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debug << "Button release";
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}
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debug << " on " << o->objectName() << " Mousegrabber " << QWidget::mouseGrabber();
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m_logEdit->appendPlainText(message);
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}
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break;
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case QEvent::MouseMove: {
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const QMouseEvent *me = static_cast<const QMouseEvent *>(e);
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const QWidget *widgetUnderMouse = QApplication::widgetAt(me->globalPos());
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QString message;
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QDebug d = QDebug(&message).nospace();
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d << " Mouse move reported for " << o->objectName();
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if (widgetUnderMouse) {
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d << " over " << widgetUnderMouse;
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} else {
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d << " outside ";
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}
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d << " mouse grabber " << QWidget::mouseGrabber();
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// Compress mouse move event logging.
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if (message != m_lastMouseMoveEvent) {
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m_lastMouseMoveEvent = message;
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m_logEdit->appendPlainText(QString::fromLatin1("#%1 %2").arg(m_mouseEventCount++).arg(message));
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}
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}
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break;
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case QEvent::KeyRelease:
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case QEvent::KeyPress: {
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const QKeyEvent *ke = static_cast<const QKeyEvent *>(e);
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QString message;
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QDebug d = QDebug(&message).nospace();
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d << (e->type() == QEvent::KeyPress ? "Key press" : "Key release")
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<< ' ' << ke->text() << " on " << o << " key grabber " << QWidget::keyboardGrabber();
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m_logEdit->appendPlainText(message);
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}
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break;
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default:
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break;
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}
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}
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return QMainWindow::eventFilter(o ,e);
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}
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void MainWindow::showModalDialog()
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{
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QMessageBox::information(this, QLatin1String("Information"), QLatin1String("Modal Dialog"));
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}
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void MainWindow::toggleMouseWidgetGrab(QWidget *w, bool on)
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{
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if (on) {
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m_logEdit->appendPlainText(w->objectName() + QLatin1String(" grabbed mouse."));
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w->grabMouse();
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} else {
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w->releaseMouse();
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m_logEdit->appendPlainText(w->objectName() + QLatin1String(" released mouse."));
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}
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}
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void MainWindow::toggleKeyboardWidgetGrab(QWidget *w, bool on)
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{
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if (on) {
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m_logEdit->appendPlainText(w->objectName() + QLatin1String(" grabbed keyboard."));
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w->grabKeyboard();
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} else {
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w->releaseKeyboard();
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m_logEdit->appendPlainText(w->objectName() + QLatin1String(" released keyboard."));
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}
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}
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void MainWindow::mouseGrabToggled(bool g)
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{
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toggleMouseWidgetGrab(m_grabMouseCheckBox, g);
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}
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void MainWindow::delayedMouseGrab()
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{
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QTimer::singleShot(2000, m_grabMouseCheckBox, SLOT(animateClick()));
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}
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void MainWindow::grabMouseWindowToggled(bool g)
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{
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toggleMouseWidgetGrab(this, g);
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}
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|
|
|
||
|
|
void MainWindow::delayedMouseWindowGrab()
|
||
|
|
{
|
||
|
|
QTimer::singleShot(2000, m_grabMouseWindowCheckBox, SLOT(animateClick()));
|
||
|
|
}
|
||
|
|
|
||
|
|
void MainWindow::keyboardGrabToggled(bool g)
|
||
|
|
{
|
||
|
|
toggleKeyboardWidgetGrab(m_grabKeyboardCheckBox, g);
|
||
|
|
}
|
||
|
|
|
||
|
|
void MainWindow::grabKeyboardWindowToggled(bool g)
|
||
|
|
{
|
||
|
|
toggleKeyboardWidgetGrab(this, g);
|
||
|
|
}
|
||
|
|
|
||
|
|
void MainWindow::forceNativeWidgets()
|
||
|
|
{
|
||
|
|
const WId platformWid = m_forceNativeButton->winId();
|
||
|
|
#if QT_VERSION < 0x050000 && defined(Q_OS_WIN)
|
||
|
|
const quintptr wid = quintptr(platformWid); // HWND on Qt 4.8/Windows.
|
||
|
|
#else
|
||
|
|
const WId wid = platformWid;
|
||
|
|
#endif
|
||
|
|
m_logEdit->appendPlainText(QString::fromLatin1("Created native widget %1").arg(wid));
|
||
|
|
m_forceNativeButton->setEnabled(false);
|
||
|
|
m_forceNativeButton->setText(QLatin1String("Native widgets created"));
|
||
|
|
}
|
||
|
|
|
||
|
|
int main(int argc, char *argv[])
|
||
|
|
{
|
||
|
|
QApplication a(argc, argv);
|
||
|
|
MainWindow w;
|
||
|
|
w.show();
|
||
|
|
return a.exec();
|
||
|
|
}
|
||
|
|
|
||
|
|
#include "main.moc"
|