Give exclusive focus to layers above shell layer

1 files changed, 35 insertions, 1 deletions

diff --git a/sway/input/seat.c b/sway/input/seat.c
index c41f7b2e..cf519a82 100644
--- a/sway/input/seat.c
+++ b/sway/input/seat.c
@@ -352,8 +352,11 @@ void seat_configure_xcursor(struct sway_seat *seat) {
 
 void seat_set_focus_warp(struct sway_seat *seat,
                 struct sway_container *container, bool warp) {
-        struct sway_container *last_focus = seat_get_focus(seat);
+        if (seat->focused_layer) {
+                return;
+        }
 
+        struct sway_container *last_focus = seat_get_focus(seat);
         if (container && last_focus == container) {
                 return;
         }
@@ -419,6 +422,37 @@ void seat_set_focus(struct sway_seat *seat,
         seat_set_focus_warp(seat, container, true);
 }
 
+void seat_set_focus_layer(struct sway_seat *seat,
+                struct wlr_layer_surface *layer) {
+        if (!layer) {
+                seat->focused_layer = NULL;
+                return;
+        }
+        if (seat->focused_layer == layer) {
+                return;
+        }
+        if (seat->has_focus) {
+                struct sway_container *focus = seat_get_focus(seat);
+                if (focus->type == C_VIEW) {
+                        wlr_seat_keyboard_clear_focus(seat->wlr_seat);
+                        view_set_activated(focus->sway_view, false);
+                }
+        }
+        if (layer->layer >= ZWLR_LAYER_SHELL_V1_LAYER_TOP) {
+                seat->focused_layer = layer;
+        }
+        struct wlr_keyboard *keyboard =
+                wlr_seat_get_keyboard(seat->wlr_seat);
+        if (keyboard) {
+                wlr_seat_keyboard_notify_enter(seat->wlr_seat,
+                                layer->surface, keyboard->keycodes,
+                                keyboard->num_keycodes, &keyboard->modifiers);
+        } else {
+                wlr_seat_keyboard_notify_enter(seat->wlr_seat,
+                                layer->surface, NULL, 0, NULL);
+        }
+}
+
 struct sway_container *seat_get_focus_inactive(struct sway_seat *seat,
                 struct sway_container *container) {
         return seat_get_focus_by_type(seat, container, C_TYPES);