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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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?"));
+}
+//! [6]
+
+void Window::createIconGroupBox()
+{
+ iconGroupBox = new QGroupBox(tr("Tray Icon"));
+
+ iconLabel = new QLabel("Icon:");
+
+ iconComboBox = new QComboBox;
+ iconComboBox->addItem(QIcon(":/images/bad.svg"), tr("Bad"));
+ iconComboBox->addItem(QIcon(":/images/heart.svg"), tr("Heart"));
+ iconComboBox->addItem(QIcon(":/images/trash.svg"), tr("Trash"));
+
+ showIconCheckBox = new QCheckBox(tr("Show icon"));
+ showIconCheckBox->setChecked(true);
+
+ QHBoxLayout *iconLayout = new QHBoxLayout;
+ iconLayout->addWidget(iconLabel);
+ iconLayout->addWidget(iconComboBox);
+ iconLayout->addStretch();
+ iconLayout->addWidget(showIconCheckBox);
+ iconGroupBox->setLayout(iconLayout);
+}
+
+void Window::createMessageGroupBox()
+{
+ messageGroupBox = new QGroupBox(tr("Balloon Message"));
+
+ typeLabel = new QLabel(tr("Type:"));
+
+ typeComboBox = new QComboBox;
+ typeComboBox->addItem(tr("None"), QSystemTrayIcon::NoIcon);
+ typeComboBox->addItem(style()->standardIcon(
+ QStyle::SP_MessageBoxInformation), tr("Information"),
+ QSystemTrayIcon::Information);
+ typeComboBox->addItem(style()->standardIcon(
+ QStyle::SP_MessageBoxWarning), tr("Warning"),
+ QSystemTrayIcon::Warning);
+ typeComboBox->addItem(style()->standardIcon(
+ QStyle::SP_MessageBoxCritical), tr("Critical"),
+ QSystemTrayIcon::Critical);
+ typeComboBox->setCurrentIndex(1);
+
+ durationLabel = new QLabel(tr("Duration:"));
+
+ durationSpinBox = new QSpinBox;
+ durationSpinBox->setRange(5, 60);
+ durationSpinBox->setSuffix(" s");
+ durationSpinBox->setValue(15);
+
+ durationWarningLabel = new QLabel(tr("(some systems might ignore this "
+ "hint)"));
+ durationWarningLabel->setIndent(10);
+
+ titleLabel = new QLabel(tr("Title:"));
+
+ titleEdit = new QLineEdit(tr("Cannot connect to network"));
+
+ bodyLabel = new QLabel(tr("Body:"));
+
+ bodyEdit = new QTextEdit;
+ bodyEdit->setPlainText(tr("Don't believe me. Honestly, I don't have a "
+ "clue.\nClick this balloon for details."));
+
+ showMessageButton = new QPushButton(tr("Show Message"));
+ showMessageButton->setDefault(true);
+
+ QGridLayout *messageLayout = new QGridLayout;
+ messageLayout->addWidget(typeLabel, 0, 0);
+ messageLayout->addWidget(typeComboBox, 0, 1, 1, 2);
+ messageLayout->addWidget(durationLabel, 1, 0);
+ messageLayout->addWidget(durationSpinBox, 1, 1);
+ messageLayout->addWidget(durationWarningLabel, 1, 2, 1, 3);
+ messageLayout->addWidget(titleLabel, 2, 0);
+ messageLayout->addWidget(titleEdit, 2, 1, 1, 4);
+ messageLayout->addWidget(bodyLabel, 3, 0);
+ messageLayout->addWidget(bodyEdit, 3, 1, 2, 4);
+ messageLayout->addWidget(showMessageButton, 5, 4);
+ messageLayout->setColumnStretch(3, 1);
+ messageLayout->setRowStretch(4, 1);
+ messageGroupBox->setLayout(messageLayout);
+}
+
+void Window::createActions()
+{
+ minimizeAction = new QAction(tr("Mi&nimize"), this);
+ connect(minimizeAction, SIGNAL(triggered()), this, SLOT(hide()));
+
+ maximizeAction = new QAction(tr("Ma&ximize"), this);
+ connect(maximizeAction, SIGNAL(triggered()), this, SLOT(showMaximized()));
+
+ restoreAction = new QAction(tr("&Restore"), this);
+ connect(restoreAction, SIGNAL(triggered()), this, SLOT(showNormal()));
+
+ quitAction = new QAction(tr("&Quit"), this);
+ connect(quitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
+}
+
+void Window::createTrayIcon()
+{
+ trayIconMenu = new QMenu(this);
+ trayIconMenu->addAction(minimizeAction);
+ trayIconMenu->addAction(maximizeAction);
+ trayIconMenu->addAction(restoreAction);
+ trayIconMenu->addSeparator();
+ trayIconMenu->addAction(quitAction);
+
+ trayIcon = new QSystemTrayIcon(this);
+ trayIcon->setContextMenu(trayIconMenu);
+}
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