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144 lines
4.3 KiB
144 lines
4.3 KiB
/* |
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Copyright (C) 2014 Martin Klapetek <mklapetek@kde.org> |
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public |
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License as published by the Free Software Foundation; either |
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version 2.1 of the License, or (at your option) any later version. |
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Lesser General Public License for more details. |
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You should have received a copy of the GNU Lesser General Public |
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License along with this library; if not, write to the Free Software |
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "notificationshelper.h" |
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#include <kwindowsystem.h> |
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#include <QScreen> |
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#include <QGuiApplication> |
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#include <qfontmetrics.h> |
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#include <QTimer> |
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#include <QQuickWindow> |
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#include <QQmlEngine> |
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#include <QDebug> |
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NotificationsHelper::NotificationsHelper(QObject *parent) |
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: QObject(parent) |
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{ |
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m_offset = QFontMetrics(QGuiApplication::font()).boundingRect("M").height() * 2; |
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} |
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NotificationsHelper::~NotificationsHelper() |
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{ |
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qDeleteAll(m_availablePopups); |
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qDeleteAll(m_popupsOnScreen); |
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} |
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QRect NotificationsHelper::workAreaForScreen(int screenId) |
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{ |
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QRect workArea = KWindowSystem::workArea(); |
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return qApp->screens().at(screenId)->availableGeometry().intersected(workArea); |
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} |
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void NotificationsHelper::setPlasmoidScreen(int screenId) |
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{ |
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m_plasmoidScreen = screenId; |
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} |
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void NotificationsHelper::addNotificationPopup(QObject *win) |
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{ |
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QQuickWindow *popup = qobject_cast<QQuickWindow*>(win); |
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m_availablePopups.append(popup); |
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// Don't let QML ever delete this component |
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QQmlEngine::setObjectOwnership(win, QQmlEngine::CppOwnership); |
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connect(popup, SIGNAL(visibleChanged(bool)), |
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this, SLOT(popupClosed(bool))); |
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} |
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void NotificationsHelper::displayQueuedNotification() |
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{ |
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if (!m_queue.isEmpty() && !m_availablePopups.isEmpty()) { |
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displayNotification(m_queue.takeFirst()); |
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} |
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} |
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void NotificationsHelper::displayNotification(const QVariantMap ¬ificationData) |
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{ |
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if (notificationData.isEmpty()) { |
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return; |
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} |
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// All our popups are full, so put it into queue and bail out |
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if (m_availablePopups.isEmpty()) { |
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m_queue.append(notificationData); |
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return; |
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} |
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QQuickWindow *popup = m_availablePopups.takeFirst(); |
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m_popupsOnScreen << popup; |
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QString sourceName = notificationData.value("source").toString(); |
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m_sourceMap.insert(sourceName, popup); |
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// Set the source name directly on the popup object too |
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// to avoid looking up the notificationProperties map as above |
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popup->setProperty("sourceName", sourceName); |
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QRect screenArea = workAreaForScreen(m_plasmoidScreen); |
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popup->setX(screenArea.right() - popup->width() - m_offset); |
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popup->setY(screenArea.bottom() - (m_popupsOnScreen.size() * (popup->height() + m_offset))); |
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// Populate the popup with data, this is the component's own QML method |
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QMetaObject::invokeMethod(popup, "populatePopup", Q_ARG(QVariant, notificationData)); |
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popup->show(); |
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} |
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void NotificationsHelper::closePopup(const QString &sourceName) |
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{ |
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QQuickWindow *popup = m_sourceMap.value(sourceName); |
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if (popup) { |
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popup->hide(); |
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} |
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} |
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void NotificationsHelper::popupClosed(bool visible) |
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{ |
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if (!visible) { |
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QQuickWindow *popup = qobject_cast<QQuickWindow*>(sender()); |
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if (popup) { |
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// Remove the popup from the active list and return it into the available list |
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m_popupsOnScreen.removeOne(popup); |
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m_sourceMap.remove(sender()->property("sourceName").toString()); |
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m_availablePopups.append(popup); |
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} |
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repositionPopups(); |
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} |
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} |
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void NotificationsHelper::repositionPopups() |
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{ |
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for (int i = 0; i < m_popupsOnScreen.size(); i++) { |
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m_popupsOnScreen[i]->setProperty("y", workAreaForScreen(m_plasmoidScreen).bottom() - ((i + 1) * (m_popupsOnScreen[i]->height() + m_offset))); |
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} |
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if (!m_queue.isEmpty()) { |
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// Delay this a bit so the animations above^ have time to finish; looks a lot better |
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QTimer::singleShot(300, this, SLOT(displayQueuedNotification())); |
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} |
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} |
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#include "notificationshelper.moc"
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