view: add view_set_activated()

Call wlr_foreign_toplevel_handle_v1_set_activated() from it in support of
issue #73

include/labwc.h

@@ -170,6 +170,7 @@ struct view_impl {
 	const char *(*get_string_prop)(struct view *view, const char *prop);
 	void (*map)(struct view *view);
 	void (*move)(struct view *view, double x, double y);
+	void (*set_activated)(struct view *view, bool activated);
 	void (*set_fullscreen)(struct view *view, bool fullscreen);
 	void (*unmap)(struct view *view);
 	void (*maximize)(struct view *view, bool maximize);
@@ -317,6 +318,7 @@ void view_child_init(struct view_child *child, struct view *view,
 void view_child_finish(struct view_child *child);
 void subsurface_create(struct view *view, struct wlr_subsurface *wlr_subsurface);
 
+void view_set_activated(struct view *view, bool activated);
 void view_move_resize(struct view *view, struct wlr_box geo);
 void view_move(struct view *view, double x, double y);
 void view_minimize(struct view *view, bool minimized);

src/view.c

@@ -4,6 +4,18 @@
 #include "labwc.h"
 #include "ssd.h"
 
+void
+view_set_activated(struct view *view, bool activated)
+{
+	if (view->impl->set_activated) {
+		view->impl->set_activated(view, activated);
+	}
+	if (view->toplevel_handle) {
+		wlr_foreign_toplevel_handle_v1_set_activated(
+			view->toplevel_handle, activated);
+	}
+}
+
 void
 view_move_resize(struct view *view, struct wlr_box geo)
 {

src/xdg.c

@@ -226,6 +226,15 @@ xdg_toplevel_view_maximize(struct view *view, bool maximized)
 	wlr_xdg_toplevel_set_maximized(view->xdg_surface, maximized);
 }
 
+static void
+xdg_toplevel_view_set_activated(struct view *view, bool activated)
+{
+	struct wlr_xdg_surface *surface = view->xdg_surface;
+	if (surface->role == WLR_XDG_SURFACE_ROLE_TOPLEVEL) {
+		wlr_xdg_toplevel_set_activated(surface, activated);
+	}
+}
+
 static void
 xdg_toplevel_view_set_fullscreen(struct view *view, bool fullscreen)
 {
@@ -356,6 +365,7 @@ static const struct view_impl xdg_toplevel_view_impl = {
 	.get_string_prop = xdg_toplevel_view_get_string_prop,
 	.map = xdg_toplevel_view_map,
 	.move = xdg_toplevel_view_move,
+	.set_activated = xdg_toplevel_view_set_activated,
 	.set_fullscreen = xdg_toplevel_view_set_fullscreen,
 	.unmap = xdg_toplevel_view_unmap,
 	.maximize = xdg_toplevel_view_maximize,

src/xwayland.c

@@ -227,6 +227,19 @@ maximize(struct view *view, bool maximized)
 	wlr_xwayland_surface_set_maximized(view->xwayland_surface, maximized);
 }
 
+static void
+set_activated(struct view *view, bool activated)
+{
+	struct wlr_xwayland_surface *surface = view->xwayland_surface;
+
+	if (activated && surface->minimized) {
+		wlr_xwayland_surface_set_minimized(surface, false);
+	}
+
+	wlr_xwayland_surface_activate(surface, activated);
+	wlr_xwayland_surface_restack(surface, NULL, XCB_STACK_MODE_ABOVE);
+}
+
 static void
 set_fullscreen(struct view *view, bool fullscreen)
 {
@@ -240,6 +253,7 @@ static const struct view_impl xwl_view_impl = {
 	.get_string_prop = get_string_prop,
 	.map = map,
 	.move = move,
+	.set_activated = set_activated,
 	.set_fullscreen = set_fullscreen,
 	.unmap = unmap,
 	.maximize = maximize