diff options
Diffstat (limited to 'native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkWindowPeer.c')
| -rw-r--r-- | native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkWindowPeer.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkWindowPeer.c b/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkWindowPeer.c index a3cea8c4a..1c858faf5 100644 --- a/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkWindowPeer.c +++ b/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkWindowPeer.c @@ -1424,6 +1424,8 @@ Java_gnu_java_awt_peer_gtk_GtkWindowPeer_nativeSetBoundsUnlocked (JNIEnv *env, jobject obj, jint x, jint y, jint width, jint height) { void *ptr; + gint current_width; + gint current_height; ptr = NSA_GET_PTR (env, obj); @@ -1447,12 +1449,19 @@ Java_gnu_java_awt_peer_gtk_GtkWindowPeer_nativeSetBoundsUnlocked if (GTK_WIDGET (ptr)->window != NULL) gdk_window_move (GTK_WIDGET (ptr)->window, x, y); - /* Need to change the widget's request size. */ - gtk_widget_set_size_request (GTK_WIDGET(ptr), width, height); - /* Also need to call gtk_window_resize. If the resize is requested - by the program and the window's "resizable" property is true then - the size request will not be honoured. */ - gtk_window_resize (GTK_WINDOW (ptr), width, height); + /* Only request resizing if the actual width or height change, otherwise + * we get unnecessary flickers because resizing causes GTK to clear the + * window content, even if the actual size doesn't change. */ + gtk_window_get_size(GTK_WINDOW(ptr), ¤t_width, ¤t_height); + if (current_width != width || current_height != height) + { + /* Need to change the widget's request size. */ + gtk_widget_set_size_request (GTK_WIDGET(ptr), width, height); + /* Also need to call gtk_window_resize. If the resize is requested + by the program and the window's "resizable" property is true then + the size request will not be honoured. */ + gtk_window_resize (GTK_WINDOW (ptr), width, height); + } } static void |