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gtk/windowhandle: Delegate titlebar action to the compositor if possible

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Delegating the action to the compositor not only improves consistency
with server-side decorations, but also allows for actions that aren't
available client-side (like lower-in-middle-click).

https://gitlab.gnome.org/GNOME/mutter/-/issues/602
This commit is contained in:
Florian Müllner 2021-07-29 04:00:22 +02:00
parent 0c7b1431d7
commit 23e79d2eb2
1 changed files with 42 additions and 10 deletions
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52
gtk/gtkwindowhandle.c
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@ -266,26 +266,24 @@ do_popup (GtkWindowHandle *self,
}
static gboolean
perform_titlebar_action (GtkWindowHandle *self,
GdkEvent *event,
guint button,
int n_press)
perform_titlebar_action_fallback (GtkWindowHandle *self,
GdkEvent *event,
GdkTitlebarGesture gesture)
{
GtkSettings *settings;
char *action = NULL;
gboolean retval = TRUE;
settings = gtk_widget_get_settings (GTK_WIDGET (self));
switch (button)
switch (gesture)
{
case GDK_BUTTON_PRIMARY:
if (n_press == 2)
g_object_get (settings, "gtk-titlebar-double-click", &action, NULL);
case GDK_TITLEBAR_GESTURE_DOUBLE_CLICK:
g_object_get (settings, "gtk-titlebar-double-click", &action, NULL);
break;
case GDK_BUTTON_MIDDLE:
case GDK_TITLEBAR_GESTURE_MIDDLE_CLICK:
g_object_get (settings, "gtk-titlebar-middle-click", &action, NULL);
break;
case GDK_BUTTON_SECONDARY:
case GDK_TITLEBAR_GESTURE_RIGHT_CLICK:
g_object_get (settings, "gtk-titlebar-right-click", &action, NULL);
break;
default:
@ -320,6 +318,40 @@ perform_titlebar_action (GtkWindowHandle *self,
return retval;
}
static gboolean
perform_titlebar_action (GtkWindowHandle *self,
GdkEvent *event,
guint button,
int n_press)
{
GdkSurface *surface =
gtk_native_get_surface (gtk_widget_get_native (GTK_WIDGET (self)));
GdkTitlebarGesture gesture;
switch (button)
{
case GDK_BUTTON_PRIMARY:
if (n_press == 2)
gesture = GDK_TITLEBAR_GESTURE_DOUBLE_CLICK;
else
return FALSE;
break;
case GDK_BUTTON_MIDDLE:
gesture = GDK_TITLEBAR_GESTURE_MIDDLE_CLICK;
break;
case GDK_BUTTON_SECONDARY:
gesture = GDK_TITLEBAR_GESTURE_RIGHT_CLICK;
break;
default:
break;
}
if (gdk_toplevel_titlebar_gesture (GDK_TOPLEVEL (surface), gesture))
return TRUE;
return perform_titlebar_action_fallback (self, event, gesture);
}
static void
click_gesture_pressed_cb (GtkGestureClick *gesture,
int n_press,