1 files changed, 263 insertions, 0 deletions
diff --git a/src/plugins/platforms/wayland/windowmanager_integration/qwaylandwindowmanagerintegration.cpp b/src/plugins/platforms/wayland/windowmanager_integration/qwaylandwindowmanagerintegration.cpp
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+++ b/src/plugins/platforms/wayland/windowmanager_integration/qwaylandwindowmanagerintegration.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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 1.1, 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qwaylandwindowmanagerintegration.h"
+#include "wayland-windowmanager-client-protocol.h"
+#include "qwaylandwindow.h"
+
+#include <stdint.h>
+#include <QtCore/QEvent>
+#include <QtCore/QHash>
+#include <QtGui/QPlatformNativeInterface>
+#include <QtGui/QPlatformWindow>
+#include <QtGui/QtEvents>
+#include <QtGui/QGuiApplication>
+
+#include <QDebug>
+
+class QWaylandWindowManagerIntegrationPrivate {
+public:
+    QWaylandWindowManagerIntegrationPrivate(QWaylandDisplay *waylandDisplay);
+    bool m_blockPropertyUpdates;
+    QWaylandDisplay *m_waylandDisplay;
+    struct wl_windowmanager *m_waylandWindowManager;
+    QHash<QWaylandWindow*,QVariantMap> m_queuedProperties;
+
+};
+
+QWaylandWindowManagerIntegrationPrivate::QWaylandWindowManagerIntegrationPrivate(QWaylandDisplay *waylandDisplay)
+    : m_blockPropertyUpdates(false)
+    , m_waylandDisplay(waylandDisplay)
+    , m_waylandWindowManager(0)
+{
+
+}
+
+QWaylandWindowManagerIntegration *QWaylandWindowManagerIntegration::m_instance = 0;
+
+const struct wl_windowmanager_listener QWaylandWindowManagerIntegration::m_windowManagerListener = {
+    QWaylandWindowManagerIntegration::wlHandleOnScreenVisibilityChange,
+    QWaylandWindowManagerIntegration::wlHandleScreenOrientationChange,
+    QWaylandWindowManagerIntegration::wlHandleWindowPropertyChange
+};
+
+QWaylandWindowManagerIntegration *QWaylandWindowManagerIntegration::createIntegration(QWaylandDisplay *waylandDisplay)
+{
+    return new QWaylandWindowManagerIntegration(waylandDisplay);
+}
+
+QWaylandWindowManagerIntegration::QWaylandWindowManagerIntegration(QWaylandDisplay *waylandDisplay)
+    : d_ptr(new QWaylandWindowManagerIntegrationPrivate(waylandDisplay))
+{
+    m_instance = this;
+
+    wl_display_add_global_listener(d_ptr->m_waylandDisplay->wl_display(),
+                                   QWaylandWindowManagerIntegration::wlHandleListenerGlobal,
+                                   this);
+}
+
+QWaylandWindowManagerIntegration::~QWaylandWindowManagerIntegration()
+{
+
+}
+
+QWaylandWindowManagerIntegration *QWaylandWindowManagerIntegration::instance()
+{
+    return m_instance;
+}
+
+struct wl_windowmanager *QWaylandWindowManagerIntegration::windowManager() const
+{
+    Q_D(const QWaylandWindowManagerIntegration);
+    return d->m_waylandWindowManager;
+}
+
+void QWaylandWindowManagerIntegration::wlHandleListenerGlobal(wl_display *display, uint32_t id, const char *interface, uint32_t version, void *data)
+{
+    Q_UNUSED(version);
+    if (strcmp(interface, "wl_windowmanager") == 0) {
+        QWaylandWindowManagerIntegration *integration = static_cast<QWaylandWindowManagerIntegration *>(data);
+        integration->d_ptr->m_waylandWindowManager = wl_windowmanager_create(display, id, 1);
+        wl_windowmanager *windowManager = integration->d_ptr->m_waylandWindowManager;
+        wl_windowmanager_add_listener(windowManager, &m_windowManagerListener, integration);
+    }
+}
+
+void QWaylandWindowManagerIntegration::mapClientToProcess(long long processId)
+{
+    Q_D(QWaylandWindowManagerIntegration);
+    if (d->m_waylandWindowManager)
+        wl_windowmanager_map_client_to_process(d->m_waylandWindowManager, (uint32_t) processId);
+}
+
+void QWaylandWindowManagerIntegration::authenticateWithToken(const QByteArray &token)
+{
+    Q_D(QWaylandWindowManagerIntegration);
+    QByteArray authToken = token;
+    if (authToken.isEmpty())
+        authToken = qgetenv("WL_AUTHENTICATION_TOKEN");
+
+    if (d->m_waylandWindowManager && !authToken.isEmpty()) {
+        wl_windowmanager_authenticate_with_token(d->m_waylandWindowManager, authToken.constData());
+    }
+}
+
+static wl_array writePropertyValue(const QVariant &value)
+{
+    QByteArray byteValue;
+    QDataStream ds(&byteValue, QIODevice::WriteOnly);
+    ds << value;
+
+    wl_array data;
+    data.size = byteValue.size();
+    data.data = (void*)byteValue.constData();
+    data.alloc = 0;
+
+    return data;
+}
+
+void QWaylandWindowManagerIntegration::setWindowProperty(QWaylandWindow *window, const QString &propertyName, const QVariant &propertyValue)
+{
+    Q_D(QWaylandWindowManagerIntegration);
+    if (d->m_blockPropertyUpdates)
+        return;
+
+    if (window->wl_surface()) {
+        wl_array data = writePropertyValue(propertyValue);
+        wl_windowmanager_update_generic_property(d->m_waylandWindowManager, window->wl_surface(),
+                                                 propertyName.toLatin1().constData(),
+                                                 &data);
+    } else {
+        QVariantMap props = d->m_queuedProperties.value(window);
+        props.insert(propertyName, propertyValue);
+        d->m_queuedProperties.insert(window, props);
+        // ### TODO we'll need to add listening to destroyed() of QWindow that owns QWaylandWindow
+        // once refactor changes are in, and connect to removeQueuedPropertiesForWindow().
+    }
+}
+
+void QWaylandWindowManagerIntegration::flushPropertyChanges(QWaylandWindow *windowToFlush)
+{
+    // write all changes we got while we did not have a surface.
+    // this can happen during startup, for example, or while the window is hidden.
+    Q_D(QWaylandWindowManagerIntegration);
+
+    if (!windowToFlush)
+        return;
+
+    QVariantMap properties = d->m_queuedProperties.value(windowToFlush);
+    wl_surface *surface = windowToFlush->wl_surface();
+
+    QMapIterator<QString, QVariant> pIt(properties);
+    while (pIt.hasNext()) {
+        pIt.next();
+        wl_array data = writePropertyValue(pIt.value());
+        wl_windowmanager_update_generic_property(d->m_waylandWindowManager, surface, pIt.key().toLatin1().constData(), &data);
+    }
+
+    d->m_queuedProperties.clear();
+}
+
+void QWaylandWindowManagerIntegration::removeQueuedPropertiesForWindow()
+{
+    //  TODO enable this later once refactor changes are in.
+//    Q_D(QWaylandWindowManagerIntegration);
+//    QWaylandWindow *window = 0;
+//    d->m_queuedProperties.remove(window);
+}
+
+void QWaylandWindowManagerIntegration::wlHandleOnScreenVisibilityChange(void *data, struct wl_windowmanager *wl_windowmanager, int visible)
+{
+    Q_UNUSED(data);
+    Q_UNUSED(wl_windowmanager);
+    QEvent evt(visible != 0 ? QEvent::ApplicationActivate : QEvent::ApplicationDeactivate);
+    QCoreApplication::sendEvent(QCoreApplication::instance(), &evt);
+}
+
+void QWaylandWindowManagerIntegration::wlHandleScreenOrientationChange(void *data, struct wl_windowmanager *wl_windowmanager, int screenOrientation)
+{
+    Q_UNUSED(data);
+    Q_UNUSED(wl_windowmanager);
+    QScreenOrientationChangeEvent event(screenOrientation);
+    QCoreApplication::sendEvent(QCoreApplication::instance(), &event);
+}
+
+void QWaylandWindowManagerIntegration::wlHandleWindowPropertyChange(void *data, struct wl_windowmanager *wl_windowmanager,
+                                                                    struct wl_surface *surface,
+                                                                    const char *propertyName, struct wl_array *propertyValue)
+{
+    // window manager changes a window property
+    Q_UNUSED(data);
+    Q_UNUSED(wl_windowmanager);
+
+    QVariant variantValue;
+    QByteArray baValue = QByteArray((const char*)propertyValue->data, propertyValue->size);
+    QDataStream ds(&baValue, QIODevice::ReadOnly);
+    ds >> variantValue;
+
+    QPlatformNativeInterface *nativeInterface = qApp->platformNativeInterface();
+    QWaylandWindowManagerIntegration *inst = QWaylandWindowManagerIntegration::instance();
+
+    QList<QWindow *> windows = qApp->topLevelWindows();
+    foreach (QWindow *window, windows) {
+        QPlatformWindow *platformWindowForWindow = window->handle();
+        if (!platformWindowForWindow)
+            continue;
+        QWaylandWindow *waylandWindow = static_cast<QWaylandWindow*>(platformWindowForWindow);
+        wl_surface *windowSurface = (wl_surface*)nativeInterface->nativeResourceForWindow(QByteArray("surface"), window);
+        if (windowSurface == surface) {
+            inst->handleWindowPropertyChange(waylandWindow, QString(propertyName), variantValue);
+            break;
+        }
+    }
+}
+
+void QWaylandWindowManagerIntegration::handleWindowPropertyChange(QWaylandWindow *window,
+                                                                  const QString &propertyName, const QVariant &propertyValue)
+{
+    Q_D(QWaylandWindowManagerIntegration);
+    d->m_blockPropertyUpdates = true;
+
+    QPlatformNativeInterface *nativeInterface = qApp->platformNativeInterface();
+    nativeInterface->setWindowProperty(window, propertyName, propertyValue);
+
+    d->m_blockPropertyUpdates = false;
+}