| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtWidgets module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
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| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
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| ** information to ensure the GNU General Public License requirements will |
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| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qtwidgetsglobal.h" |
| #if QT_CONFIG(label) |
| #include "qlabel.h" |
| #endif |
| #include "qpainter.h" |
| #include "qpixmap.h" |
| #include "qbitmap.h" |
| #include "qevent.h" |
| #include "qapplication.h" |
| #include "qlist.h" |
| #if QT_CONFIG(menu) |
| #include "qmenu.h" |
| #endif |
| #include "qtimer.h" |
| #include "qsystemtrayicon_p.h" |
| #include "qpaintengine.h" |
| #include <qwindow.h> |
| #include <qguiapplication.h> |
| #include <qscreen.h> |
| #include <qbackingstore.h> |
| #include <qpa/qplatformnativeinterface.h> |
| #include <qpa/qplatformsystemtrayicon.h> |
| #include <qpa/qplatformtheme.h> |
| #include <private/qguiapplication_p.h> |
| #include <qdebug.h> |
| |
| #ifndef QT_NO_SYSTEMTRAYICON |
| QT_BEGIN_NAMESPACE |
| |
| static inline unsigned long locateSystemTray() |
| { |
| return (unsigned long)QGuiApplication::platformNativeInterface()->nativeResourceForScreen(QByteArrayLiteral("traywindow"), QGuiApplication::primaryScreen()); |
| } |
| |
| // System tray widget. Could be replaced by a QWindow with |
| // a backing store if it did not need tooltip handling. |
| class QSystemTrayIconSys : public QWidget |
| { |
| Q_OBJECT |
| public: |
| explicit QSystemTrayIconSys(QSystemTrayIcon *q); |
| |
| inline void updateIcon() { update(); } |
| inline QSystemTrayIcon *systemTrayIcon() const { return q; } |
| |
| QRect globalGeometry() const; |
| |
| protected: |
| virtual void mousePressEvent(QMouseEvent *ev) override; |
| virtual void mouseDoubleClickEvent(QMouseEvent *ev) override; |
| virtual bool event(QEvent *) override; |
| virtual void paintEvent(QPaintEvent *) override; |
| virtual void resizeEvent(QResizeEvent *) override; |
| virtual void moveEvent(QMoveEvent *) override; |
| |
| private: |
| QSystemTrayIcon *q; |
| }; |
| |
| QSystemTrayIconSys::QSystemTrayIconSys(QSystemTrayIcon *qIn) |
| : QWidget(nullptr, Qt::Window | Qt::FramelessWindowHint | Qt::BypassWindowManagerHint) |
| , q(qIn) |
| { |
| setObjectName(QStringLiteral("QSystemTrayIconSys")); |
| #if QT_CONFIG(tooltip) |
| setToolTip(q->toolTip()); |
| #endif |
| setAttribute(Qt::WA_AlwaysShowToolTips, true); |
| setAttribute(Qt::WA_QuitOnClose, false); |
| const QSize size(22, 22); // Gnome, standard size |
| setGeometry(QRect(QPoint(0, 0), size)); |
| setMinimumSize(size); |
| setAttribute(Qt::WA_TranslucentBackground); |
| setMouseTracking(true); |
| } |
| |
| QRect QSystemTrayIconSys::globalGeometry() const |
| { |
| return QRect(mapToGlobal(QPoint(0, 0)), size()); |
| } |
| |
| void QSystemTrayIconSys::mousePressEvent(QMouseEvent *ev) |
| { |
| QPoint globalPos = ev->globalPos(); |
| #ifndef QT_NO_CONTEXTMENU |
| if (ev->button() == Qt::RightButton && q->contextMenu()) |
| q->contextMenu()->popup(globalPos); |
| #else |
| Q_UNUSED(globalPos) |
| #endif // QT_NO_CONTEXTMENU |
| |
| if (QBalloonTip::isBalloonVisible()) { |
| emit q->messageClicked(); |
| QBalloonTip::hideBalloon(); |
| } |
| |
| if (ev->button() == Qt::LeftButton) |
| emit q->activated(QSystemTrayIcon::Trigger); |
| else if (ev->button() == Qt::RightButton) |
| emit q->activated(QSystemTrayIcon::Context); |
| else if (ev->button() == Qt::MidButton) |
| emit q->activated(QSystemTrayIcon::MiddleClick); |
| } |
| |
| void QSystemTrayIconSys::mouseDoubleClickEvent(QMouseEvent *ev) |
| { |
| if (ev->button() == Qt::LeftButton) |
| emit q->activated(QSystemTrayIcon::DoubleClick); |
| } |
| |
| bool QSystemTrayIconSys::event(QEvent *e) |
| { |
| switch (e->type()) { |
| case QEvent::ToolTip: |
| QCoreApplication::sendEvent(q, e); |
| break; |
| #if QT_CONFIG(wheelevent) |
| case QEvent::Wheel: |
| return QCoreApplication::sendEvent(q, e); |
| #endif |
| default: |
| break; |
| } |
| return QWidget::event(e); |
| } |
| |
| void QSystemTrayIconSys::paintEvent(QPaintEvent *) |
| { |
| const QRect rect(QPoint(0, 0), geometry().size()); |
| QPainter painter(this); |
| |
| q->icon().paint(&painter, rect); |
| } |
| |
| void QSystemTrayIconSys::moveEvent(QMoveEvent *event) |
| { |
| QWidget::moveEvent(event); |
| if (QBalloonTip::isBalloonVisible()) |
| QBalloonTip::updateBalloonPosition(globalGeometry().center()); |
| } |
| |
| void QSystemTrayIconSys::resizeEvent(QResizeEvent *event) |
| { |
| update(); |
| QWidget::resizeEvent(event); |
| if (QBalloonTip::isBalloonVisible()) |
| QBalloonTip::updateBalloonPosition(globalGeometry().center()); |
| } |
| //////////////////////////////////////////////////////////////////////////// |
| |
| class QSystemTrayWatcher: public QObject |
| { |
| Q_OBJECT |
| public: |
| QSystemTrayWatcher(QSystemTrayIcon *trayIcon) |
| : QObject(trayIcon) |
| , mTrayIcon(trayIcon) |
| { |
| // This code uses string-based syntax because we want to connect to a signal |
| // which is defined in XCB plugin - QXcbNativeInterface::systemTrayWindowChanged(). |
| connect(qGuiApp->platformNativeInterface(), SIGNAL(systemTrayWindowChanged(QScreen*)), |
| this, SLOT(systemTrayWindowChanged(QScreen*))); |
| } |
| |
| private slots: |
| void systemTrayWindowChanged(QScreen *) |
| { |
| auto icon = static_cast<QSystemTrayIconPrivate *>(QObjectPrivate::get(mTrayIcon)); |
| icon->destroyIcon(); |
| if (icon->visible && locateSystemTray()) { |
| icon->sys = new QSystemTrayIconSys(mTrayIcon); |
| icon->sys->show(); |
| } |
| } |
| |
| private: |
| QSystemTrayIcon *mTrayIcon = nullptr; |
| }; |
| //////////////////////////////////////////////////////////////////////////// |
| |
| QSystemTrayIconPrivate::QSystemTrayIconPrivate() |
| : sys(nullptr), |
| qpa_sys(QGuiApplicationPrivate::platformTheme()->createPlatformSystemTrayIcon()), |
| visible(false), |
| trayWatcher(nullptr) |
| { |
| } |
| |
| QSystemTrayIconPrivate::~QSystemTrayIconPrivate() |
| { |
| delete qpa_sys; |
| } |
| |
| void QSystemTrayIconPrivate::install_sys() |
| { |
| Q_Q(QSystemTrayIcon); |
| |
| if (qpa_sys) { |
| install_sys_qpa(); |
| return; |
| } |
| |
| if (!sys) { |
| if (!trayWatcher) |
| trayWatcher = new QSystemTrayWatcher(q); |
| |
| if (locateSystemTray()) { |
| sys = new QSystemTrayIconSys(q); |
| sys->show(); |
| } |
| } |
| } |
| |
| QRect QSystemTrayIconPrivate::geometry_sys() const |
| { |
| if (qpa_sys) |
| return qpa_sys->geometry(); |
| if (!sys) |
| return QRect(); |
| return sys->globalGeometry(); |
| } |
| |
| void QSystemTrayIconPrivate::remove_sys() |
| { |
| if (qpa_sys) { |
| remove_sys_qpa(); |
| return; |
| } |
| |
| destroyIcon(); |
| } |
| |
| void QSystemTrayIconPrivate::destroyIcon() |
| { |
| if (!sys) |
| return; |
| QBalloonTip::hideBalloon(); |
| sys->hide(); |
| delete sys; |
| sys = nullptr; |
| } |
| |
| |
| void QSystemTrayIconPrivate::updateIcon_sys() |
| { |
| if (qpa_sys) { |
| qpa_sys->updateIcon(icon); |
| return; |
| } |
| if (sys) |
| sys->updateIcon(); |
| } |
| |
| void QSystemTrayIconPrivate::updateMenu_sys() |
| { |
| #if QT_CONFIG(menu) |
| if (qpa_sys && menu) { |
| addPlatformMenu(menu); |
| qpa_sys->updateMenu(menu->platformMenu()); |
| } |
| #endif |
| } |
| |
| void QSystemTrayIconPrivate::updateToolTip_sys() |
| { |
| if (qpa_sys) { |
| qpa_sys->updateToolTip(toolTip); |
| return; |
| } |
| if (!sys) |
| return; |
| #ifndef QT_NO_TOOLTIP |
| sys->setToolTip(toolTip); |
| #endif |
| } |
| |
| bool QSystemTrayIconPrivate::isSystemTrayAvailable_sys() |
| { |
| QScopedPointer<QPlatformSystemTrayIcon> sys(QGuiApplicationPrivate::platformTheme()->createPlatformSystemTrayIcon()); |
| if (sys && sys->isSystemTrayAvailable()) |
| return true; |
| |
| // no QPlatformSystemTrayIcon so fall back to default xcb platform behavior |
| const QString platform = QGuiApplication::platformName(); |
| if (platform.compare(QLatin1String("xcb"), Qt::CaseInsensitive) == 0) |
| return locateSystemTray(); |
| return false; |
| } |
| |
| bool QSystemTrayIconPrivate::supportsMessages_sys() |
| { |
| QScopedPointer<QPlatformSystemTrayIcon> sys(QGuiApplicationPrivate::platformTheme()->createPlatformSystemTrayIcon()); |
| if (sys) |
| return sys->supportsMessages(); |
| |
| // no QPlatformSystemTrayIcon so fall back to default xcb platform behavior |
| return true; |
| } |
| |
| void QSystemTrayIconPrivate::showMessage_sys(const QString &title, const QString &message, |
| const QIcon &icon, QSystemTrayIcon::MessageIcon msgIcon, int msecs) |
| { |
| if (qpa_sys) { |
| qpa_sys->showMessage(title, message, icon, |
| static_cast<QPlatformSystemTrayIcon::MessageIcon>(msgIcon), msecs); |
| return; |
| } |
| if (!sys) |
| return; |
| QBalloonTip::showBalloon(icon, title, message, sys->systemTrayIcon(), |
| sys->globalGeometry().center(), |
| msecs); |
| } |
| |
| QT_END_NAMESPACE |
| |
| #include "qsystemtrayicon_x11.moc" |
| |
| #endif //QT_NO_SYSTEMTRAYICON |