source: trunk/examples/desktop/systray/window.cpp@ 651

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#include <QtGui>

#include "window.h"

//! [0]
Window::Window()
{
    createIconGroupBox();
    createMessageGroupBox();

    iconLabel->setMinimumWidth(durationLabel->sizeHint().width());

    createActions();
    createTrayIcon();

    connect(showMessageButton, SIGNAL(clicked()), this, SLOT(showMessage()));
    connect(showIconCheckBox, SIGNAL(toggled(bool)),
            trayIcon, SLOT(setVisible(bool)));
    connect(iconComboBox, SIGNAL(currentIndexChanged(int)),
            this, SLOT(setIcon(int)));
    connect(trayIcon, SIGNAL(messageClicked()), this, SLOT(messageClicked()));
    connect(trayIcon, SIGNAL(activated(QSystemTrayIcon::ActivationReason)),
            this, SLOT(iconActivated(QSystemTrayIcon::ActivationReason)));

    QVBoxLayout *mainLayout = new QVBoxLayout;
    mainLayout->addWidget(iconGroupBox);
    mainLayout->addWidget(messageGroupBox);
    setLayout(mainLayout);

    iconComboBox->setCurrentIndex(1);
    trayIcon->show();

    setWindowTitle(tr("Systray"));
    resize(400, 300);
}
//! [0]

//! [1]
void Window::setVisible(bool visible)
{
    minimizeAction->setEnabled(visible);
    maximizeAction->setEnabled(!isMaximized());
    restoreAction->setEnabled(isMaximized() || !visible);
    QDialog::setVisible(visible);
}
//! [1]

//! [2]
void Window::closeEvent(QCloseEvent *event)
{
    if (trayIcon->isVisible()) {
        QMessageBox::information(this, tr("Systray"),
                                 tr("The program will keep running in the "
                                    "system tray. To terminate the program, "
                                    "choose <b>Quit</b> in the context menu "
                                    "of the system tray entry."));
        hide();
        event->ignore();
    }
}
//! [2]

//! [3]
void Window::setIcon(int index)
{
    QIcon icon = iconComboBox->itemIcon(index);
    trayIcon->setIcon(icon);
    setWindowIcon(icon);

    trayIcon->setToolTip(iconComboBox->itemText(index));
}
//! [3]

//! [4]
void Window::iconActivated(QSystemTrayIcon::ActivationReason reason)
{
    switch (reason) {
    case QSystemTrayIcon::Trigger:
    case QSystemTrayIcon::DoubleClick:
        iconComboBox->setCurrentIndex((iconComboBox->currentIndex() + 1)
                                      % iconComboBox->count());
        break;
    case QSystemTrayIcon::MiddleClick:
        showMessage();
        break;
    default:
        ;
    }
}
//! [4]

//! [5]
void Window::showMessage()
{
    QSystemTrayIcon::MessageIcon icon = QSystemTrayIcon::MessageIcon(
            typeComboBox->itemData(typeComboBox->currentIndex()).toInt());
    trayIcon->showMessage(titleEdit->text(), bodyEdit->toPlainText(), icon,
                          durationSpinBox->value() * 1000);
}
//! [5]

//! [6]
void Window::messageClicked()
{
    QMessageBox::information(0, tr("Systray"),
                             tr("Sorry, I already gave what help I could.\n"
                                "Maybe you should try asking a human?"));