gtk: check for existing grabs in gd_grab_{pointer,keyboard}
If a grab is already active for our window, do nothing. If a grab is already active for another window, release it. Cleanup some checks and ungrab calls in the code which are not needed any more. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
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parent
007e620a75
commit
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23
ui/gtk.c
23
ui/gtk.c
@ -167,6 +167,8 @@ struct GtkDisplayState {
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static void gd_grab_pointer(VirtualConsole *vc);
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static void gd_ungrab_pointer(GtkDisplayState *s);
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static void gd_grab_keyboard(VirtualConsole *vc);
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static void gd_ungrab_keyboard(GtkDisplayState *s);
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/** Utility Functions **/
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@ -849,7 +851,6 @@ static gboolean gd_button_event(GtkWidget *widget, GdkEventButton *button,
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/* implicitly grab the input at the first click in the relative mode */
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if (button->button == 1 && button->type == GDK_BUTTON_PRESS &&
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!qemu_input_is_absolute() && s->ptr_owner != vc) {
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gd_ungrab_pointer(s);
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if (!vc->window) {
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gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
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TRUE);
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@ -1259,6 +1260,14 @@ static void gd_grab_devices(VirtualConsole *vc, bool grab,
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static void gd_grab_keyboard(VirtualConsole *vc)
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{
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if (vc->s->kbd_owner) {
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if (vc->s->kbd_owner == vc) {
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return;
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} else {
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gd_ungrab_keyboard(vc->s);
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}
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}
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#if GTK_CHECK_VERSION(3, 0, 0)
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gd_grab_devices(vc, true, GDK_SOURCE_KEYBOARD,
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GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
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@ -1292,6 +1301,15 @@ static void gd_ungrab_keyboard(GtkDisplayState *s)
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static void gd_grab_pointer(VirtualConsole *vc)
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{
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GdkDisplay *display = gtk_widget_get_display(vc->gfx.drawing_area);
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if (vc->s->ptr_owner) {
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if (vc->s->ptr_owner == vc) {
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return;
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} else {
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gd_ungrab_pointer(vc->s);
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}
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}
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#if GTK_CHECK_VERSION(3, 0, 0)
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GdkDeviceManager *mgr = gdk_display_get_device_manager(display);
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gd_grab_devices(vc, true, GDK_SOURCE_MOUSE,
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@ -1352,9 +1370,7 @@ static void gd_menu_grab_input(GtkMenuItem *item, void *opaque)
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VirtualConsole *vc = gd_vc_find_current(s);
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if (gd_is_grab_active(s)) {
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if (!gd_grab_on_hover(s)) {
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gd_grab_keyboard(vc);
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}
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gd_grab_pointer(vc);
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} else {
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gd_ungrab_keyboard(s);
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@ -1415,7 +1431,6 @@ static gboolean gd_enter_event(GtkWidget *widget, GdkEventCrossing *crossing,
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GtkDisplayState *s = vc->s;
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if (gd_grab_on_hover(s)) {
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gd_ungrab_keyboard(s);
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gd_grab_keyboard(vc);
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gd_update_caption(s);
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}
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