File: main.cpp

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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <QApplication>
#include <QVBoxLayout>
#include <QGridLayout>
#include <QWidget>
#include <QLabel>
#include <QPushButton>
#include <QDebug>

class ShortcutTester : public QWidget
{
public:
    ShortcutTester()
    {
        const QString title = QLatin1String(QT_VERSION_STR) + QLatin1Char(' ')
            + qApp->platformName();
        setWindowTitle(title);
        setupLayout();
    }

private:
    void setupLayout();
    void addToGrid(QWidget *w, int &row, int col);
    void addShortcutToGrid(const QKeySequence &k, int &row, int col);
    void addShortcutToGrid(int key, int &row, int col)
        { addShortcutToGrid(QKeySequence(key), row, col); }

   QGridLayout *m_gridLayout = new QGridLayout;
};

inline void ShortcutTester::addToGrid(QWidget *w, int &row, int col)
{
    m_gridLayout->addWidget(w, row++, col);
}

void ShortcutTester::addShortcutToGrid(const QKeySequence &k, int &row, int col)
{
    QPushButton *button = new QPushButton(k.toString());
    button->setShortcut(k);
    addToGrid(button, row, col);
}

void addShortcutToGrid(int key, int &row, int col);

void ShortcutTester::setupLayout()
{
    QVBoxLayout *layout = new QVBoxLayout(this);

    QLabel *testPurpose = new QLabel();
    testPurpose->setWordWrap(true);
    testPurpose->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Expanding);
    testPurpose->setText("This test come in handy to verify shortcuts under different "
                         "keyboard layouts - qwerty, dvorak, non-latin (russian, arabic), etc.");
    layout->addWidget(testPurpose);

    layout->addLayout(m_gridLayout);

    int row = 0;
    int col = 0;

    const int keys1[] = {
        Qt::AltModifier + Qt::ShiftModifier + Qt::Key_G,
        Qt::AltModifier + Qt::Key_G,
        Qt::ControlModifier + Qt::ShiftModifier + Qt::Key_R,
        Qt::ControlModifier + Qt::Key_R,
        Qt::ControlModifier + Qt::Key_Return, Qt::ControlModifier + Qt::Key_Enter,
        Qt::ControlModifier + Qt::ShiftModifier + Qt::AltModifier + Qt::Key_R,
        Qt::ShiftModifier + Qt::Key_5, Qt::ShiftModifier + Qt::Key_Percent,
        Qt::Key_Percent, Qt::Key_5, Qt::Key_Q
     };

    for (int k : keys1)
        addShortcutToGrid(k, row, col);

    row = 0;
    col++;

    const int keys2[] = {
        Qt::ControlModifier + Qt::Key_Percent,
        Qt::ControlModifier + Qt::ShiftModifier + Qt::Key_5,
        Qt::ControlModifier + Qt::Key_5, Qt::AltModifier + Qt::Key_5,
        Qt::ControlModifier + Qt::Key_Plus,
        Qt::ControlModifier + Qt::ShiftModifier + Qt::Key_Plus,
        Qt::ControlModifier + Qt::Key_Y, Qt::ShiftModifier + Qt::Key_Comma,
        Qt::ControlModifier + Qt::Key_Comma, Qt::ControlModifier + Qt::Key_Slash,
        Qt::ControlModifier + Qt::Key_Backslash
    };

    for (int k : keys2)
        addShortcutToGrid(k, row, col);

    row = 0;
    col++;

    const int keys3[] = {
        Qt::MetaModifier + Qt::ShiftModifier + Qt::Key_A,
        Qt::MetaModifier + Qt::ShiftModifier + Qt::Key_5,
        Qt::ControlModifier + Qt::Key_BracketRight,
        Qt::ShiftModifier + Qt::Key_F3,
        Qt::ControlModifier + Qt::Key_F3,
        0x20AC, // EURO SIGN e.g. US (with euro on 5) on 3rd keyboard level
        Qt::ControlModifier + 0x20AC
    };

    for (int k : keys3)
        addShortcutToGrid(k, row, col);

    // with german (neo 2) layout on linux under ISO_Level3_Shift + ISO_Level5_Shift + I
    const QKeySequence greekPsi(QString(QStringLiteral("\u03A8")));
    addShortcutToGrid(greekPsi, row, col);

    row = 0;
    col++;

    addToGrid(new QLabel("Norwegian layout"), row, col);
    // LATIN SMALL LETTER O WITH STROKE
    QKeySequence norwegianO(QString(QStringLiteral("\u00F8")));
    addShortcutToGrid(norwegianO, row, col);

    addToGrid(new QLabel("Russian layout"), row, col);
    // CYRILLIC SMALL LETTER ZHE
    QKeySequence zhe(QString(QStringLiteral("\u0436")));
    addShortcutToGrid(zhe, row, col);

    // for sequence definitons see qplatformtheme.cpp
    addToGrid(new QLabel("QKeySequence::StandardKey(s)"), row, col);
    addShortcutToGrid(QKeySequence(QKeySequence::Open), row, col); // Qt::CTRL | Qt::Key_O
}

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);

    qDebug() << qVersion();

    ShortcutTester tester;
    tester.show();

    return a.exec();
}