diff options
Diffstat (limited to 'examples/desktop/systray/window.cpp')
| -rw-r--r-- | examples/desktop/systray/window.cpp | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/examples/desktop/systray/window.cpp b/examples/desktop/systray/window.cpp new file mode 100644 index 0000000..052ecdd --- /dev/null +++ b/examples/desktop/systray/window.cpp @@ -0,0 +1,259 @@ +/**************************************************************************** +** +** 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); +} |