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Added mising patch

This commit is contained in:
Martin Stransky 2016-08-17 12:09:09 +02:00
parent f701ef9410
commit 7029bb409d
1 changed files with 125 additions and 0 deletions
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@ -0,0 +1,125 @@
diff -up firefox-48.0/widget/gtk/nsWindow.cpp.1225044 firefox-48.0/widget/gtk/nsWindow.cpp
--- firefox-48.0/widget/gtk/nsWindow.cpp.1225044 2016-08-17 11:49:31.675792661 +0200
+++ firefox-48.0/widget/gtk/nsWindow.cpp 2016-08-17 11:51:49.773545394 +0200
@@ -216,6 +216,9 @@ static gboolean window_state_event_cb
static void theme_changed_cb (GtkSettings *settings,
GParamSpec *pspec,
nsWindow *data);
+static void check_resize_cb (GtkContainer* container,
+ gpointer user_data);
+
#if (MOZ_WIDGET_GTK == 3)
static void scale_changed_cb (GtkWidget* widget,
GParamSpec* aPSpec,
@@ -472,6 +475,8 @@ nsWindow::nsWindow()
#if GTK_CHECK_VERSION(3,4,0)
mLastScrollEventTime = GDK_CURRENT_TIME;
#endif
+
+ mPendingConfigures = 0;
}
nsWindow::~nsWindow()
@@ -2413,6 +2418,8 @@ nsWindow::OnConfigureEvent(GtkWidget *aW
LOG(("configure event [%p] %d %d %d %d\n", (void *)this,
aEvent->x, aEvent->y, aEvent->width, aEvent->height));
+ mPendingConfigures--;
+
LayoutDeviceIntRect screenBounds;
GetScreenBounds(screenBounds);
@@ -3403,6 +3410,12 @@ nsWindow::OnDPIChanged()
}
void
+nsWindow::OnCheckResize()
+{
+ mPendingConfigures++;
+}
+
+void
nsWindow::DispatchDragEvent(EventMessage aMsg, const LayoutDeviceIntPoint& aRefPoint,
guint aTime)
{
@@ -3858,6 +3871,8 @@ nsWindow::Create(nsIWidget* aParent,
G_CALLBACK(delete_event_cb), nullptr);
g_signal_connect(mShell, "window_state_event",
G_CALLBACK(window_state_event_cb), nullptr);
+ g_signal_connect(mShell, "check-resize",
+ G_CALLBACK(check_resize_cb), nullptr);
GtkSettings* default_settings = gtk_settings_get_default();
g_signal_connect_after(default_settings,
@@ -4177,7 +4192,31 @@ nsWindow::NativeShow(bool aAction)
}
else {
if (mIsTopLevel) {
- gtk_widget_hide(GTK_WIDGET(mShell));
+ // Workaround window freezes on GTK versions before 3.21.2 by
+ // ensuring that configure events get dispatched to windows before
+ // they are unmapped. See bug 1225044.
+ if (gtk_check_version(3, 21, 2) != nullptr && mPendingConfigures > 0) {
+ GtkAllocation allocation;
+ gtk_widget_get_allocation(GTK_WIDGET(mShell), &allocation);
+
+ GdkEventConfigure event;
+ PodZero(&event);
+ event.type = GDK_CONFIGURE;
+ event.window = mGdkWindow;
+ event.send_event = TRUE;
+ event.x = allocation.x;
+ event.y = allocation.y;
+ event.width = allocation.width;
+ event.height = allocation.height;
+
+ auto shellClass = GTK_WIDGET_GET_CLASS(mShell);
+ for (int i = 0; i < mPendingConfigures; i++) {
+ Unused << shellClass->configure_event(mShell, &event);
+ }
+ mPendingConfigures = 0;
+ }
+
+ gtk_widget_hide(mShell);
ClearTransparencyBitmap(); // Release some resources
}
@@ -6028,6 +6067,16 @@ theme_changed_cb (GtkSettings *settings,
window->ThemeChanged();
}
+static void
+check_resize_cb (GtkContainer* container, gpointer user_data)
+{
+ RefPtr<nsWindow> window = get_window_for_gtk_widget(GTK_WIDGET(container));
+ if (!window) {
+ return;
+ }
+ window->OnCheckResize();
+}
+
#if (MOZ_WIDGET_GTK == 3)
static void
scale_changed_cb (GtkWidget* widget, GParamSpec* aPSpec, gpointer aPointer)
diff -up firefox-48.0/widget/gtk/nsWindow.h.1225044 firefox-48.0/widget/gtk/nsWindow.h
--- firefox-48.0/widget/gtk/nsWindow.h.1225044 2016-07-25 22:22:07.000000000 +0200
+++ firefox-48.0/widget/gtk/nsWindow.h 2016-08-17 11:50:55.274248334 +0200
@@ -254,6 +254,7 @@ public:
void ThemeChanged(void);
void OnDPIChanged(void);
+ void OnCheckResize(void);
#ifdef MOZ_X11
Window mOldFocusWindow;
@@ -463,6 +464,10 @@ private:
RefPtr<nsShmImage> mBackShmImage;
#endif
+ // Upper bound on pending ConfigureNotify events to be dispatched to the
+ // window. See bug 1225044.
+ int mPendingConfigures;
+
#ifdef ACCESSIBILITY
RefPtr<mozilla::a11y::Accessible> mRootAccessible;