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Conditionalize use of gdk_pointer_grab / gdk_pointer_ungrab 

On GTK3 there is support for multiple pointer devices, so
rather than using  gdk_pointer_grab / gdk_pointer_ungrab
we should iterate over all devices, grabbing each one in
turn

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Message-id: 1361805646-6425-5-git-send-email-berrange@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Daniel P. Berrange 2013-02-25 15:20:37 +00:00 committed by Anthony Liguori
parent 655199da19
commit 2a05485d72
1 changed files with 65 additions and 11 deletions
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76
ui/gtk.c
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@ -807,25 +807,79 @@ static void gd_ungrab_keyboard(GtkDisplayState *s)
#endif
}
static void gd_grab_pointer(GtkDisplayState *s)
{
#if GTK_CHECK_VERSION(3, 0, 0)
GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
GList *devices = gdk_device_manager_list_devices(mgr,
GDK_DEVICE_TYPE_MASTER);
GList *tmp = devices;
while (tmp) {
GdkDevice *dev = tmp->data;
if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
gdk_device_grab(dev,
gtk_widget_get_window(s->drawing_area),
GDK_OWNERSHIP_NONE,
FALSE, /* All events to come to our
window directly */
GDK_POINTER_MOTION_MASK |
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_BUTTON_MOTION_MASK |
GDK_SCROLL_MASK,
s->null_cursor,
GDK_CURRENT_TIME);
}
tmp = tmp->next;
}
g_list_free(devices);
#else
gdk_pointer_grab(gtk_widget_get_window(s->drawing_area),
FALSE, /* All events to come to our window directly */
GDK_POINTER_MOTION_MASK |
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_BUTTON_MOTION_MASK |
GDK_SCROLL_MASK,
NULL, /* Allow cursor to move over entire desktop */
s->null_cursor,
GDK_CURRENT_TIME);
#endif
}
static void gd_ungrab_pointer(GtkDisplayState *s)
{
#if GTK_CHECK_VERSION(3, 0, 0)
GdkDisplay *display = gtk_widget_get_display(s->drawing_area);
GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
GList *devices = gdk_device_manager_list_devices(mgr,
GDK_DEVICE_TYPE_MASTER);
GList *tmp = devices;
while (tmp) {
GdkDevice *dev = tmp->data;
if (gdk_device_get_source(dev) == GDK_SOURCE_MOUSE) {
gdk_device_ungrab(dev,
GDK_CURRENT_TIME);
}
tmp = tmp->next;
}
g_list_free(devices);
#else
gdk_pointer_ungrab(GDK_CURRENT_TIME);
#endif
}
static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
{
GtkDisplayState *s = opaque;
if (gd_is_grab_active(s)) {
gd_grab_keyboard(s);
gdk_pointer_grab(gtk_widget_get_window(GTK_WIDGET(s->drawing_area)),
FALSE, /* All events to come to our window directly */
GDK_POINTER_MOTION_MASK |
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_BUTTON_MOTION_MASK |
GDK_SCROLL_MASK,
NULL, /* Allow cursor to move over entire desktop */
s->null_cursor,
GDK_CURRENT_TIME);
gd_grab_pointer(s);
} else {
gd_ungrab_keyboard(s);
gdk_pointer_ungrab(GDK_CURRENT_TIME);
gd_ungrab_pointer(s);
}
gd_update_caption(s);