workspaces: follow_pointer_mouse doesn't follow hidden containers

sway/handlers.c

@@ -85,7 +85,8 @@ bool handle_key(wlc_handle view, uint32_t time, const struct wlc_modifiers
 bool pointer_test(swayc_t *view, void *_origin) {
 	const struct wlc_origin *origin = _origin;
 	if (view->type == C_VIEW && origin->x >= view->x && origin->y >= view->y
-			&& origin->x < view->x + view->width && origin->y < view->y + view->height) {
+			&& origin->x < view->x + view->width && origin->y < view->y + view->height
+			&& view->visible) {
 		return true;
 	}
 	return false;

sway/layout.h

@@ -29,7 +29,9 @@ struct sway_container {
 
 	int x, y;
 
-	int weight;
+	bool visible;
+
+    int weight;
 
 	char *name;
 

sway/workspace.c

@@ -40,6 +40,7 @@ void set_mask(swayc_t *view, void *data) {
 
 	if(view->type == C_VIEW) {
 		wlc_view_set_mask(view->handle, *p);
+		view->visible = (*p == 2);
 	}
 }