qt6-bb10/src/platformsupport/dbustray/qdbustrayicon.cpp

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11 KiB
C++

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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** accordance with the commercial license agreement provided with the
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** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** 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
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** 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-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
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** $QT_END_LICENSE$
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****************************************************************************/
#ifndef QT_NO_SYSTEMTRAYICON
#include "qdbustrayicon_p.h"
#include "qdbusmenuconnection_p.h"
#include "qstatusnotifieritemadaptor_p.h"
#include "qdbusmenuadaptor_p.h"
#include "dbusmenu/qdbusplatformmenu_p.h"
#include "qxdgnotificationproxy_p.h"
#include <qplatformmenu.h>
#include <qstring.h>
#include <qdebug.h>
#include <qrect.h>
#include <qloggingcategory.h>
#include <qplatformintegration.h>
#include <qplatformservices.h>
#include <qdbusconnectioninterface.h>
#include <private/qlockfile_p.h>
#include <private/qguiapplication_p.h>
// Defined in Windows headers which get included by qlockfile_p.h
#undef interface
QT_BEGIN_NAMESPACE
Q_LOGGING_CATEGORY(qLcTray, "qt.qpa.tray")
static const QString KDEItemFormat = QStringLiteral("org.kde.StatusNotifierItem-%1-%2");
static const QString KDEWatcherService = QStringLiteral("org.kde.StatusNotifierWatcher");
static const QString TempFileTemplate = QDir::tempPath() + QLatin1String("/qt-trayicon-XXXXXX.png");
static const QString XdgNotificationService = QStringLiteral("org.freedesktop.Notifications");
static const QString XdgNotificationPath = QStringLiteral("/org/freedesktop/Notifications");
static const QString DefaultAction = QStringLiteral("default");
static int instanceCount = 0;
/*!
\class QDBusTrayIcon
\internal
*/
QDBusTrayIcon::QDBusTrayIcon()
: m_dbusConnection(Q_NULLPTR)
, m_adaptor(new QStatusNotifierItemAdaptor(this))
, m_menuAdaptor(Q_NULLPTR)
, m_menu(Q_NULLPTR)
, m_notifier(Q_NULLPTR)
, m_instanceId(KDEItemFormat.arg(QCoreApplication::applicationPid()).arg(++instanceCount))
, m_category(QStringLiteral("ApplicationStatus"))
, m_defaultStatus(QStringLiteral("Active")) // be visible all the time. QSystemTrayIcon has no API to control this.
, m_status(m_defaultStatus)
, m_tempIcon(Q_NULLPTR)
, m_tempAttentionIcon(Q_NULLPTR)
, m_registered(false)
{
qCDebug(qLcTray);
if (instanceCount == 1) {
QDBusMenuItem::registerDBusTypes();
qDBusRegisterMetaType<QXdgDBusImageStruct>();
qDBusRegisterMetaType<QXdgDBusImageVector>();
qDBusRegisterMetaType<QXdgDBusToolTipStruct>();
}
connect(this, SIGNAL(statusChanged(QString)), m_adaptor, SIGNAL(NewStatus(QString)));
connect(this, SIGNAL(tooltipChanged()), m_adaptor, SIGNAL(NewToolTip()));
connect(this, SIGNAL(iconChanged()), m_adaptor, SIGNAL(NewIcon()));
connect(this, SIGNAL(attention()), m_adaptor, SIGNAL(NewAttentionIcon()));
connect(this, SIGNAL(attention()), m_adaptor, SIGNAL(NewTitle()));
connect(&m_attentionTimer, SIGNAL(timeout()), this, SLOT(attentionTimerExpired()));
m_attentionTimer.setSingleShot(true);
}
QDBusTrayIcon::~QDBusTrayIcon()
{
}
void QDBusTrayIcon::init()
{
qCDebug(qLcTray) << "registering" << m_instanceId;
m_registered = dBusConnection()->registerTrayIcon(this);
}
void QDBusTrayIcon::cleanup()
{
qCDebug(qLcTray) << "unregistering" << m_instanceId;
if (m_registered)
dBusConnection()->unregisterTrayIcon(this);
delete m_dbusConnection;
m_dbusConnection = Q_NULLPTR;
m_registered = false;
}
void QDBusTrayIcon::attentionTimerExpired()
{
m_messageTitle = QString();
m_message = QString();
m_attentionIcon = QIcon();
emit attention();
emit tooltipChanged();
setStatus(m_defaultStatus);
}
void QDBusTrayIcon::setStatus(const QString &status)
{
qCDebug(qLcTray) << status;
if (m_status == status)
return;
m_status = status;
emit statusChanged(m_status);
}
QTemporaryFile *QDBusTrayIcon::tempIcon(const QIcon &icon)
{
// Hack for indicator-application, which doesn't handle icons sent across D-Bus:
// save the icon to a temp file and set the icon name to that filename.
static bool necessity_checked = false;
static bool necessary = false;
if (!necessity_checked) {
QDBusConnection session = QDBusConnection::sessionBus();
uint pid = session.interface()->servicePid(KDEWatcherService).value();
QString processName = QLockFilePrivate::processNameByPid(pid);
necessary = processName.endsWith(QLatin1String("indicator-application-service"));
necessity_checked = true;
}
if (!necessary)
return Q_NULLPTR;
qreal dpr = qGuiApp->devicePixelRatio();
QTemporaryFile *ret = new QTemporaryFile(TempFileTemplate, this);
ret->open();
icon.pixmap(QSize(22 * dpr, 22 * dpr)).save(ret);
ret->close();
return ret;
}
QDBusMenuConnection * QDBusTrayIcon::dBusConnection()
{
if (!m_dbusConnection) {
m_dbusConnection = new QDBusMenuConnection(this, m_instanceId);
m_notifier = new QXdgNotificationInterface(XdgNotificationService,
XdgNotificationPath, m_dbusConnection->connection(), this);
connect(m_notifier, SIGNAL(NotificationClosed(uint,uint)), this, SLOT(notificationClosed(uint,uint)));
connect(m_notifier, SIGNAL(ActionInvoked(uint,QString)), this, SLOT(actionInvoked(uint,QString)));
}
return m_dbusConnection;
}
void QDBusTrayIcon::updateIcon(const QIcon &icon)
{
m_iconName = icon.name();
m_icon = icon;
if (m_iconName.isEmpty()) {
if (m_tempIcon)
delete m_tempIcon;
m_tempIcon = tempIcon(icon);
if (m_tempIcon)
m_iconName = m_tempIcon->fileName();
}
qCDebug(qLcTray) << m_iconName << icon.availableSizes();
emit iconChanged();
}
void QDBusTrayIcon::updateToolTip(const QString &tooltip)
{
qCDebug(qLcTray) << tooltip;
m_tooltip = tooltip;
emit tooltipChanged();
}
QPlatformMenu *QDBusTrayIcon::createMenu() const
{
return new QDBusPlatformMenu();
}
void QDBusTrayIcon::updateMenu(QPlatformMenu * menu)
{
qCDebug(qLcTray) << menu;
bool needsRegistering = !m_menu;
if (!m_menu)
m_menu = qobject_cast<QDBusPlatformMenu *>(menu);
if (!m_menuAdaptor) {
m_menuAdaptor = new QDBusMenuAdaptor(m_menu);
// TODO connect(m_menu, , m_menuAdaptor, SIGNAL(ItemActivationRequested(int,uint)));
connect(m_menu, SIGNAL(propertiesUpdated(QDBusMenuItemList,QDBusMenuItemKeysList)),
m_menuAdaptor, SIGNAL(ItemsPropertiesUpdated(QDBusMenuItemList,QDBusMenuItemKeysList)));
connect(m_menu, SIGNAL(updated(uint,int)),
m_menuAdaptor, SIGNAL(LayoutUpdated(uint,int)));
}
m_menu->emitUpdated();
if (needsRegistering)
dBusConnection()->registerTrayIconMenu(this);
}
void QDBusTrayIcon::showMessage(const QString &title, const QString &msg, const QIcon &icon,
QPlatformSystemTrayIcon::MessageIcon iconType, int msecs)
{
m_messageTitle = title;
m_message = msg;
m_attentionIcon = icon;
QStringList notificationActions;
switch (iconType) {
case Information:
m_attentionIconName = QStringLiteral("dialog-information");
break;
case Warning:
m_attentionIconName = QStringLiteral("dialog-warning");
break;
case Critical:
m_attentionIconName = QStringLiteral("dialog-error");
// If there are actions, the desktop notification may appear as a message dialog
// with button(s), which will interrupt the user and require a response.
// That is an optional feature in implementations of org.freedesktop.Notifications
notificationActions << DefaultAction << tr("OK");
break;
default:
m_attentionIconName.clear();
break;
}
if (m_attentionIconName.isEmpty()) {
if (m_tempAttentionIcon)
delete m_tempAttentionIcon;
m_tempAttentionIcon = tempIcon(icon);
if (m_tempAttentionIcon)
m_attentionIconName = m_tempAttentionIcon->fileName();
}
qCDebug(qLcTray) << title << msg <<
QPlatformSystemTrayIcon::metaObject()->enumerator(
QPlatformSystemTrayIcon::staticMetaObject.indexOfEnumerator("MessageIcon")).valueToKey(iconType)
<< m_attentionIconName << msecs;
setStatus(QStringLiteral("NeedsAttention"));
m_attentionTimer.start(msecs);
emit tooltipChanged();
emit attention();
// Desktop notification
QVariantMap hints;
// urgency levels according to https://developer.gnome.org/notification-spec/#urgency-levels
// 0 low, 1 normal, 2 critical
int urgency = static_cast<int>(iconType) - 1;
if (urgency < 0) // no icon
urgency = 0;
hints.insert(QLatin1String("urgency"), QVariant(urgency));
m_notifier->notify(QCoreApplication::applicationName(), 0,
m_attentionIconName, title, msg, notificationActions, hints, msecs);
}
void QDBusTrayIcon::actionInvoked(uint id, const QString &action)
{
qCDebug(qLcTray) << id << action;
emit messageClicked();
}
void QDBusTrayIcon::notificationClosed(uint id, uint reason)
{
qCDebug(qLcTray) << id << reason;
}
bool QDBusTrayIcon::isSystemTrayAvailable() const
{
QDBusMenuConnection * conn = const_cast<QDBusTrayIcon *>(this)->dBusConnection();
qCDebug(qLcTray) << conn->isStatusNotifierHostRegistered();
return conn->isStatusNotifierHostRegistered();
}
QT_END_NAMESPACE
#endif //QT_NO_SYSTEMTRAYICON