ivi-shell: activate desktop surface

The keyboard focus is active, but the desktop surface itself is not
displayed as active. Therefore, the surface should also be displayed as
active, as in kiosk-shell.

Signed-off-by: Tomohito Esaki <etom@igel.co.jp>

ivi-shell/ivi-layout-export.h

@@ -330,6 +330,18 @@ struct ivi_layout_interface {
 	int32_t (*surface_set_id)(struct ivi_layout_surface *ivisurf,
 				  uint32_t id_surface);
 
+	/**
+	 * \brief activate ivi_layout_surface
+	 *
+	 * The surface must be added to a layer before it can be activated.
+	 */
+	void (*surface_activate)(struct ivi_layout_surface *ivisurf);
+
+	/**
+	 * \brief check if ivi_layout_surface is active
+	 */
+	bool (*surface_is_active)(struct ivi_layout_surface *ivisurf);
+
 	/**
 	 * layer controller interface
 	 */

ivi-shell/ivi-layout-private.h

@@ -55,6 +55,8 @@ struct ivi_layout_surface {
 	struct weston_surface *surface;
 	struct weston_desktop_surface *weston_desktop_surface;
 
+	int focus_count;
+
 	struct ivi_layout_view *ivi_view;
 
 	struct ivi_layout_surface_properties prop;

ivi-shell/ivi-layout-shell.h

@@ -76,6 +76,11 @@ void
 ivi_layout_surface_configure(struct ivi_layout_surface *ivisurf,
 			     int32_t width, int32_t height);
 
+void
+ivi_layout_surface_activate_with_seat(struct ivi_layout_surface *ivisurf,
+				      struct weston_seat *seat,
+				      uint32_t activate_flags);
+
 struct ivi_layout_surface*
 ivi_layout_surface_create(struct weston_surface *wl_surface,
 			  uint32_t id_surface);

ivi-shell/ivi-layout.c

@@ -1776,6 +1776,67 @@ ivi_layout_surface_set_id(struct ivi_layout_surface *ivisurf,
 	return IVI_SUCCEEDED;
 }
 
+static void
+deactivate_current_surface(struct weston_seat *seat)
+{
+	struct ivi_layout_surface *ivisurf =
+		shell_get_focused_ivi_layout_surface(seat);
+	struct weston_desktop_surface *desktop_surface;
+
+	if (!ivisurf)
+		return;
+
+	shell_set_focused_ivi_layout_surface(NULL, seat);
+	desktop_surface = ivisurf->weston_desktop_surface;
+	if (--ivisurf->focus_count == 0 && desktop_surface)
+		weston_desktop_surface_set_activated(desktop_surface, false);
+}
+
+static void
+surface_activate(struct ivi_layout_surface *ivisurf, struct weston_seat *seat)
+{
+	struct weston_desktop_surface *dsurf = ivisurf->weston_desktop_surface;
+
+	deactivate_current_surface(seat);
+
+	shell_set_focused_ivi_layout_surface(ivisurf, seat);
+	if (ivisurf->focus_count++ == 0 && dsurf)
+		weston_desktop_surface_set_activated(dsurf, true);
+}
+
+static void
+ivi_layout_surface_activate(struct ivi_layout_surface *ivisurf)
+{
+	struct weston_seat *seat;
+
+	assert(ivisurf->ivi_view);
+
+	wl_list_for_each(seat, &ivisurf->surface->compositor->seat_list, link) {
+		weston_view_activate_input(ivisurf->ivi_view->view, seat,
+					   WESTON_ACTIVATE_FLAG_NONE);
+		surface_activate(ivisurf, seat);
+	}
+}
+
+static bool
+ivi_layout_surface_is_active(struct ivi_layout_surface *ivisurf)
+{
+	assert(ivisurf);
+
+	return (ivisurf->focus_count > 0);
+}
+
+void
+ivi_layout_surface_activate_with_seat(struct ivi_layout_surface *ivisurf,
+				      struct weston_seat *seat,
+				      uint32_t activate_flags)
+{
+	weston_view_activate_input(ivisurf->ivi_view->view,
+				   seat, activate_flags);
+
+	surface_activate(ivisurf, seat);
+}
+
 static void
 ivi_layout_surface_set_transition(struct ivi_layout_surface *ivisurf,
 				  enum ivi_layout_transition_type type,
@@ -2123,6 +2184,8 @@ static struct ivi_layout_interface ivi_layout_interface = {
 	.surface_set_transition			= ivi_layout_surface_set_transition,
 	.surface_set_transition_duration	= ivi_layout_surface_set_transition_duration,
 	.surface_set_id				= ivi_layout_surface_set_id,
+	.surface_activate			= ivi_layout_surface_activate,
+	.surface_is_active			= ivi_layout_surface_is_active,
 
 	/**
 	 * layer controller interfaces

ivi-shell/ivi-shell.c

@@ -98,6 +98,7 @@ struct ivi_input_panel_surface
 struct ivi_shell_seat {
 	struct weston_seat *seat;
 	struct wl_listener seat_destroy_listener;
+	struct ivi_layout_surface *focused_ivisurf;
 
 	struct wl_list link;	/** ivi_shell::seat_list */
 };
@@ -135,6 +136,43 @@ shell_get_ivi_layout_surface(struct weston_surface *surface)
 	return shsurf->layout_surface;
 }
 
+static void
+ivi_shell_seat_handle_destroy(struct wl_listener *listener, void *data);
+
+static struct ivi_shell_seat *
+get_ivi_shell_seat(struct weston_seat *seat)
+{
+	struct wl_listener *listener;
+
+	if (!seat)
+		return NULL;
+
+	listener = wl_signal_get(&seat->destroy_signal,
+				 ivi_shell_seat_handle_destroy);
+	if (!listener)
+		return NULL;
+
+	return container_of(listener, struct ivi_shell_seat,
+			    seat_destroy_listener);
+}
+
+struct ivi_layout_surface *
+shell_get_focused_ivi_layout_surface(struct weston_seat *seat)
+{
+	struct ivi_shell_seat *shseat = get_ivi_shell_seat(seat);
+
+	return shseat->focused_ivisurf;
+}
+
+void
+shell_set_focused_ivi_layout_surface(struct ivi_layout_surface *ivisurf,
+				     struct weston_seat *seat)
+{
+	struct ivi_shell_seat *shseat = get_ivi_shell_seat(seat);
+
+	shseat->focused_ivisurf = ivisurf;
+}
+
 void
 shell_surface_send_configure(struct weston_surface *surface,
 			     int32_t width, int32_t height)
@@ -523,9 +561,8 @@ activate_binding(struct weston_seat *seat,
 		return;
 	}
 
-	/* FIXME: need to activate the surface like
-	   kiosk_shell_surface_activate() */
-	weston_view_activate_input(focus_view, seat, flags);
+	ivi_layout_surface_activate_with_seat(ivisurf->layout_surface, seat,
+					      flags);
 }
 
 static void

ivi-shell/ivi-shell.h

@@ -66,6 +66,13 @@ struct ivi_layout_surface;
 struct ivi_layout_surface *
 shell_get_ivi_layout_surface(struct weston_surface *surface);
 
+struct ivi_layout_surface *
+shell_get_focused_ivi_layout_surface(struct weston_seat *seat);
+
+void
+shell_set_focused_ivi_layout_surface(struct ivi_layout_surface *ivisurface,
+				     struct weston_seat *seat);
+
 void
 shell_ensure_text_input(struct ivi_shell *shell);
 bool