Merge "Merge remote-tracking branch 'qt/5.11' into 5.12" into refs/staging/5.12

3 files changed, 80 insertions, 24 deletions

diff --git a/dist/changes-5.11.2 b/dist/changes-5.11.2
new file mode 100644
index 000000000..b831352ef
--- /dev/null
+++ b/dist/changes-5.11.2
@@ -0,0 +1,45 @@
+Qt 5.11.2 is a bug-fix release. It maintains both forward and backward
+compatibility (source and binary) with Qt 5.11.0 through 5.11.1.
+
+For more details, refer to the online documentation included in this
+distribution. The documentation is also available online:
+
+http://doc.qt.io/qt-5/index.html
+
+The Qt version 5.11 series is binary compatible with the 5.10.x series.
+Applications compiled for 5.10 will continue to run with 5.11.
+
+Some of the changes listed in this file include issue tracking numbers
+corresponding to tasks in the Qt Bug Tracker:
+
+https://bugreports.qt.io/
+
+Each of these identifiers can be entered in the bug tracker to obtain more
+information about a particular change.
+
+****************************************************************************
+*                              Qt 5.11.2 Changes                           *
+****************************************************************************
+
+ - Added support for building QtWayland on macOS.
+
+****************************************************************************
+*                                Compositor                                *
+****************************************************************************
+
+ - [QTBUG-70126] Fixed a bug where ShellSurfaceItems for XdgToplevelV6s
+   wouldn't stop resizing.
+ - Close requests for clients using xdg-shell unstable v5 are now handled.
+ - [QTBUG-69643] Fixed a bug where subsurfaces would not be rendered if clients
+   added them before a WaylandQuickItem was created for the parent surface.
+
+****************************************************************************
+*                                QPA plugin                                *
+****************************************************************************
+
+ - Fixed the window decorations sometimes not updating on some compositors.
+ - Fixed a bug where a window that was hidden and then shown on different
+   screen would still think it was on the first screen.
+ - Fixed a bug where a buffer was committed multiple times.
+ - Fixed a memory leak when destroying toplevel windows on xdg-shell unstable
+   v6.
diff --git a/src/compositor/compositor_api/qwaylandview.cpp b/src/compositor/compositor_api/qwaylandview.cpp
index 477b45897..127593770 100644
--- a/src/compositor/compositor_api/qwaylandview.cpp
+++ b/src/compositor/compositor_api/qwaylandview.cpp
@@ -55,8 +55,9 @@ void QWaylandViewPrivate::markSurfaceAsDestroyed(QWaylandSurface *surface)
     Q_Q(QWaylandView);
     Q_ASSERT(surface == this->surface);
 
-    q->setSurface(nullptr);
+    setSurface(nullptr);
     emit q->surfaceDestroyed();
+    clearFrontBuffer();
 }
 
 /*!
@@ -132,38 +133,46 @@ QWaylandSurface *QWaylandView::surface() const
     return d->surface;
 }
 
-void QWaylandView::setSurface(QWaylandSurface *newSurface)
-{
-    Q_D(QWaylandView);
-    if (d->surface == newSurface)
-        return;
-
 
-    if (d->surface) {
-        QWaylandSurfacePrivate::get(d->surface)->derefView(this);
-        if (d->output)
-            QWaylandOutputPrivate::get(d->output)->removeView(this, d->surface);
+void QWaylandViewPrivate::setSurface(QWaylandSurface *newSurface)
+{
+    Q_Q(QWaylandView);
+    if (surface) {
+        QWaylandSurfacePrivate::get(surface)->derefView(q);
+        if (output)
+            QWaylandOutputPrivate::get(output)->removeView(q, surface);
     }
 
-    d->surface = newSurface;
+    surface = newSurface;
 
-    if (!d->bufferLocked) {
-        d->currentBuffer = QWaylandBufferRef();
-        d->currentDamage = QRegion();
-    }
+    nextBuffer = QWaylandBufferRef();
+    nextBufferCommitted = false;
+    nextDamage = QRegion();
 
-    d->nextBuffer = QWaylandBufferRef();
-    d->nextBufferCommitted = false;
-    d->nextDamage = QRegion();
+    if (surface) {
+        QWaylandSurfacePrivate::get(surface)->refView(q);
+        if (output)
+            QWaylandOutputPrivate::get(output)->addView(q, surface);
+    }
+}
 
-    if (d->surface) {
-        QWaylandSurfacePrivate::get(d->surface)->refView(this);
-        if (d->output)
-            QWaylandOutputPrivate::get(d->output)->addView(this, d->surface);
+void QWaylandViewPrivate::clearFrontBuffer()
+{
+    if (!bufferLocked) {
+        currentBuffer = QWaylandBufferRef();
+        currentDamage = QRegion();
     }
+}
 
-    emit surfaceChanged();
+void QWaylandView::setSurface(QWaylandSurface *newSurface)
+{
+    Q_D(QWaylandView);
+    if (d->surface == newSurface)
+        return;
 
+    d->setSurface(newSurface);
+    d->clearFrontBuffer();
+    emit surfaceChanged();
 }
 
 /*!
diff --git a/src/compositor/compositor_api/qwaylandview_p.h b/src/compositor/compositor_api/qwaylandview_p.h
index b9cb0d07b..e7f521afe 100644
--- a/src/compositor/compositor_api/qwaylandview_p.h
+++ b/src/compositor/compositor_api/qwaylandview_p.h
@@ -74,6 +74,8 @@ public:
     { }
 
     void markSurfaceAsDestroyed(QWaylandSurface *surface);
+    void setSurface(QWaylandSurface *newSurface);
+    void clearFrontBuffer();
 
     QObject *renderObject = nullptr;
     QWaylandSurface *surface = nullptr;