Merge remote-tracking branch 'origin/5.5' into 5.6

Conflicts:
	src/client/qwaylandwindow.cpp

Change-Id: I80ead87f3e1f36299b1bf9cc9c7db6cd48c0e86f

src/plugins/platforms/wayland/qwaylanddisplay.cpp

@@ -154,12 +154,7 @@ QWaylandDisplay::QWaylandDisplay(QWaylandIntegration *waylandIntegration)
     mEventThreadObject->displayConnect();
     mDisplay = mEventThreadObject->display(); //blocks until display is available
 
-    //Create a new even queue for the QtGui thread
-    mEventQueue = wl_display_create_queue(mDisplay);
-
     struct ::wl_registry *registry = wl_display_get_registry(mDisplay);
-    wl_proxy_set_queue((struct wl_proxy *)registry, mEventQueue);
-
     init(registry);
 
     connect(mEventThreadObject, SIGNAL(newEventsRead()), this, SLOT(flushRequests()));
@@ -187,7 +182,7 @@ QWaylandDisplay::~QWaylandDisplay(void)
 
 void QWaylandDisplay::flushRequests()
 {
-    if (wl_display_dispatch_queue_pending(mDisplay, mEventQueue) < 0) {
+    if (wl_display_dispatch_pending(mDisplay) < 0) {
         mEventThreadObject->checkError();
         exitWithError();
     }
@@ -198,7 +193,7 @@ void QWaylandDisplay::flushRequests()
 
 void QWaylandDisplay::blockingReadEvents()
 {
-    if (wl_display_dispatch_queue(mDisplay, mEventQueue) < 0) {
+    if (wl_display_dispatch(mDisplay) < 0) {
         mEventThreadObject->checkError();
         exitWithError();
     }
@@ -348,17 +343,16 @@ void QWaylandDisplay::forceRoundTrip()
     int ret = 0;
     bool done = false;
     wl_callback *callback = wl_display_sync(mDisplay);
-    wl_proxy_set_queue((struct wl_proxy *)callback, mEventQueue);
     wl_callback_add_listener(callback, &sync_listener, &done);
     flushRequests();
     if (QThread::currentThread()->eventDispatcher()) {
         while (!done && ret >= 0) {
             QThread::currentThread()->eventDispatcher()->processEvents(QEventLoop::WaitForMoreEvents);
-            ret = wl_display_dispatch_queue_pending(mDisplay, mEventQueue);
+            ret = wl_display_dispatch_pending(mDisplay);
         }
     } else {
         while (!done && ret >= 0)
-            ret = wl_display_dispatch_queue(mDisplay, mEventQueue);
+            ret = wl_display_dispatch(mDisplay);
     }
 
     if (ret == -1 && !done)

src/plugins/platforms/wayland/qwaylanddisplay_p.h

@@ -109,7 +109,6 @@ public:
     void setCursor(struct wl_buffer *buffer, struct wl_cursor_image *image);
 
     struct wl_display *wl_display() const { return mDisplay; }
-    struct wl_event_queue *wl_event_queue() const { return mEventQueue; }
     struct ::wl_registry *wl_registry() { return object(); }
 
     const struct wl_compositor *wl_compositor() const { return mCompositor.object(); }
@@ -174,7 +173,6 @@ private:
     };
 
     struct wl_display *mDisplay;
-    struct wl_event_queue *mEventQueue;
     QtWayland::wl_compositor mCompositor;
     struct wl_shm *mShm;
     QThread *mEventThread;

src/plugins/platforms/wayland/qwaylandeventthread.cpp

@@ -80,13 +80,9 @@ void QWaylandEventThread::checkError() const
 
 void QWaylandEventThread::readWaylandEvents()
 {
-    if (wl_display_dispatch(m_display) < 0) {
-        checkError();
-        m_readNotifier->setEnabled(false);
-        emit fatalError();
-        return;
+    if (wl_display_prepare_read(m_display) == 0) {
+        wl_display_read_events(m_display);
     }
-
     emit newEventsRead();
 }
 

src/plugins/platforms/wayland/qwaylandnativeinterface.cpp

@@ -58,8 +58,6 @@ void *QWaylandNativeInterface::nativeResourceForIntegration(const QByteArray &re
 
     if (lowerCaseResource == "display" || lowerCaseResource == "wl_display" || lowerCaseResource == "nativedisplay")
         return m_integration->display()->wl_display();
-    if (lowerCaseResource == "wl_event_queue")
-        return m_integration->display()->wl_event_queue();
     if (lowerCaseResource == "compositor")
         return const_cast<wl_compositor *>(m_integration->display()->wl_compositor());
     if (lowerCaseResource == "server_buffer_integration")

src/plugins/platforms/wayland/qwaylandwindow.cpp

@@ -156,7 +156,8 @@ void QWaylandWindow::initWindow()
                 mShellSurface->updateTransientParent(window()->transientParent());
             }
         } else {
-            mShellSurface->setTopLevel();
+            if (window()->type() != Qt::ToolTip)
+                mShellSurface->setTopLevel();
         }
     }
 
@@ -266,17 +267,18 @@ void QWaylandWindow::setGeometry(const QRect &rect)
 void QWaylandWindow::setVisible(bool visible)
 {
     if (visible) {
-        if (window()->type() == Qt::Popup) {
-            QWaylandWindow *parent = transientParent();
-            if (!parent) {
-                // Try with the current focus window. It should be the right one and anyway
-                // better than having no parent at all.
-                parent = mDisplay->lastInputWindow();
-            }
-            if (parent) {
-                QWaylandWlShellSurface *wlshellSurface = qobject_cast<QWaylandWlShellSurface*>(mShellSurface);
-                if (wlshellSurface)
-                    wlshellSurface->setPopup(parent, mDisplay->lastInputDevice(), mDisplay->lastInputSerial());
+        if (mShellSurface) {
+            if (window()->type() == Qt::Popup) {
+                QWaylandWindow *parent = transientParent();
+                if (parent) {
+                    QWaylandWlShellSurface *wlshellSurface = qobject_cast<QWaylandWlShellSurface*>(mShellSurface);
+                    if (wlshellSurface)
+                        wlshellSurface->setPopup(parent, mDisplay->lastInputDevice(), mDisplay->lastInputSerial());
+                }
+            } else if (window()->type() == Qt::ToolTip) {
+                if (QWaylandWindow *parent = transientParent()) {
+                    mShellSurface->updateTransientParent(parent->window());
+                }
             }
         }
 
@@ -643,7 +645,9 @@ QWaylandWindow *QWaylandWindow::transientParent() const
         // events.
         return static_cast<QWaylandWindow *>(topLevelWindow(window()->transientParent())->handle());
     }
-    return 0;
+    // Try with the current focus window. It should be the right one and anyway
+    // better than having no parent at all.
+    return mDisplay->lastInputWindow();
 }
 
 void QWaylandWindow::handleMouse(QWaylandInputDevice *inputDevice, const QWaylandPointerEvent &e)

src/plugins/platforms/wayland/qwaylandwindowmanagerintegration.cpp

@@ -127,28 +127,33 @@ QByteArray QWaylandWindowManagerIntegration::desktopEnvironment() const
 
 void QWaylandWindowManagerIntegration::openUrl_helper(const QUrl &url)
 {
-    if (isInitialized()) {
-        QByteArray data = url.toString().toUtf8();
+    Q_ASSERT(isInitialized());
+    QByteArray data = url.toString().toUtf8();
 
-        static const int chunkSize = 128;
-        while (!data.isEmpty()) {
-            QByteArray chunk = data.left(chunkSize);
-            data = data.mid(chunkSize);
-            open_url(!data.isEmpty(), QString::fromUtf8(chunk));
-        }
+    static const int chunkSize = 128;
+    while (!data.isEmpty()) {
+        QByteArray chunk = data.left(chunkSize);
+        data = data.mid(chunkSize);
+        open_url(!data.isEmpty(), QString::fromUtf8(chunk));
     }
 }
 
 bool QWaylandWindowManagerIntegration::openUrl(const QUrl &url)
 {
-    openUrl_helper(url);
-    return true;
+    if (isInitialized()) {
+        openUrl_helper(url);
+        return true;
+    }
+    return QGenericUnixServices::openUrl(url);
 }
 
 bool QWaylandWindowManagerIntegration::openDocument(const QUrl &url)
 {
-    openUrl_helper(url);
-    return true;
+    if (isInitialized()) {
+        openUrl_helper(url);
+        return true;
+    }
+    return QGenericUnixServices::openDocument(url);
 }
 
 }

src/plugins/platforms/wayland/qwaylandwindowmanagerintegration_p.h

@@ -38,7 +38,7 @@
 #include <QtCore/QScopedPointer>
 
 #include <wayland-client.h>
-#include <qpa/qplatformservices.h>
+#include <QtPlatformSupport/private/qgenericunixservices_p.h>
 
 #include <QtWaylandClient/private/qwayland-windowmanager.h>
 #include <QtWaylandClient/private/qwaylandclientexport_p.h>
@@ -52,7 +52,7 @@ class QWaylandDisplay;
 
 class QWaylandWindowManagerIntegrationPrivate;
 
-class Q_WAYLAND_CLIENT_EXPORT QWaylandWindowManagerIntegration : public QObject, public QPlatformServices, public QtWayland::qt_windowmanager
+class Q_WAYLAND_CLIENT_EXPORT QWaylandWindowManagerIntegration : public QObject, public QGenericUnixServices, public QtWayland::qt_windowmanager
 {
     Q_OBJECT
     Q_DECLARE_PRIVATE(QWaylandWindowManagerIntegration)

src/plugins/platforms/wayland/qwaylandwlshellsurface.cpp

@@ -159,8 +159,7 @@ void QWaylandWlShellSurface::updateTransientParent(QWindow *parent)
 
     // set_transient expects a position relative to the parent
     QPoint transientPos = m_window->geometry().topLeft(); // this is absolute
-    QWindow *parentWin = m_window->window()->transientParent();
-    transientPos -= parentWin->geometry().topLeft();
+    transientPos -= parent->geometry().topLeft();
     if (parent_wayland_window->decoration()) {
         transientPos.setX(transientPos.x() + parent_wayland_window->decoration()->margins().left());
         transientPos.setY(transientPos.y() + parent_wayland_window->decoration()->margins().top());