gtk-vnc/0001-Enable-double-buffering-on-GTK3.patch
2014-10-29 15:17:38 -04:00

38 lines
1.4 KiB
Diff

From 3bbaa914d9bfafaf5a4d78867a578bddf5fc9134 Mon Sep 17 00:00:00 2001
Message-Id: <3bbaa914d9bfafaf5a4d78867a578bddf5fc9134.1414608565.git.crobinso@redhat.com>
From: "Daniel P. Berrange" <berrange@redhat.com>
Date: Wed, 29 Oct 2014 16:13:46 +0000
Subject: [PATCH] Enable double buffering on GTK3
---
src/vncdisplay.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/src/vncdisplay.c b/src/vncdisplay.c
index c47f8ee..b990f97 100644
--- a/gtk-vnc-0.5.3/src/vncdisplay.c
+++ b/gtk-vnc-0.5.3/src/vncdisplay.c
@@ -2186,7 +2186,19 @@ static void vnc_display_init(VncDisplay *display)
GDK_LEAVE_NOTIFY_MASK |
GDK_SCROLL_MASK |
GDK_KEY_PRESS_MASK);
+ /* We already have off-screen buffers we render to
+ * but with GTK-3 there are problems with overlaid
+ * windows. We end up rendering over the top of the
+ * child overlaid windows despite having a clip
+ * mask set :-( We've turned on GTK3's built-in
+ * double buffering to work around this until we
+ * find a better idea.
+ */
+#if GTK_CHECK_VERSION(3, 0, 0)
+ gtk_widget_set_double_buffered(widget, TRUE);
+#else
gtk_widget_set_double_buffered(widget, FALSE);
+#endif
priv = display->priv = VNC_DISPLAY_GET_PRIVATE(display);
memset(priv, 0, sizeof(VncDisplayPrivate));
--
2.1.0