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[Qemu-devel] [PATCH 1/4] gtk: Use gtk generic event signal instead of mo
From: |
Takashi Iwai |
Subject: |
[Qemu-devel] [PATCH 1/4] gtk: Use gtk generic event signal instead of motion-notify-event |
Date: |
Thu, 13 Feb 2014 12:15:36 +0100 |
The GDK motion-notify-event isn't generated when the pointer goes out
of the target window even if the pointer is grabbed, which essentially
means to lose the pointer tracking in gtk-ui.
Meanwhile the generic "event" signal is sent when the pointer is
grabbed, so we can use this and pick the motion notify events manually
there instead.
Reference: https://bugzilla.novell.com/show_bug.cgi?id=849587
Signed-off-by: Takashi Iwai <address@hidden>
---
ui/gtk.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/ui/gtk.c b/ui/gtk.c
index a633d8934633..4d5ea8e6bb38 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -760,6 +760,13 @@ static gboolean gd_key_event(GtkWidget *widget,
GdkEventKey *key, void *opaque)
return TRUE;
}
+static gboolean gd_event(GtkWidget *widget, GdkEvent *event, void *opaque)
+{
+ if (event->type == GDK_MOTION_NOTIFY)
+ return gd_motion_event(widget, &event->motion, opaque);
+ return FALSE;
+}
+
/** Window Menu Actions **/
static void gd_menu_pause(GtkMenuItem *item, void *opaque)
@@ -1254,8 +1261,8 @@ static void gd_connect_signals(GtkDisplayState *s)
g_signal_connect(s->drawing_area, "expose-event",
G_CALLBACK(gd_expose_event), s);
#endif
- g_signal_connect(s->drawing_area, "motion-notify-event",
- G_CALLBACK(gd_motion_event), s);
+ g_signal_connect(s->drawing_area, "event",
+ G_CALLBACK(gd_event), s);
g_signal_connect(s->drawing_area, "button-press-event",
G_CALLBACK(gd_button_event), s);
g_signal_connect(s->drawing_area, "button-release-event",
--
1.8.5.2