player: Center controls on "fullscreen" event

Under certain circumstances, the controls can be oversized wrt. the
actual display size because the panel size was determined with older
(smaller) stage size. Anyway, this patch resizes controls to fit the new
stage size, on "fullscreen" event.

1 files changed, 28 insertions, 14 deletions

diff --git a/examples/video-player.c b/examples/video-player.c
index ea3f4fd..0bf53fb 100644
--- a/examples/video-player.c
+++ b/examples/video-player.c
@@ -256,6 +256,28 @@ size_change (ClutterTexture *texture,
 }
 
 static void
+center_controls (VideoApp *app, ClutterActor *controls)
+{
+  gfloat x, y, stage_width, stage_height;
+
+  clutter_actor_get_size (app->stage, &stage_width, &stage_height);
+
+  x = (stage_width - clutter_actor_get_width (controls)) / 2;
+  y = stage_height - (stage_height / 3);
+
+  g_print ("setting x = %.2f, y = %.2f, width = %.2f\n",
+           x, y, clutter_actor_get_width (controls));
+
+  clutter_actor_set_position (controls, x, y);
+}
+
+static void
+on_fullscreen (ClutterStage *stage, VideoApp *app)
+{
+  center_controls (app, app->control);
+}
+
+static void
 tick (GObject      *object,
       GParamSpec   *pspec,
       VideoApp     *app)
@@ -276,7 +298,6 @@ main (int argc, char *argv[])
   ClutterColor         stage_color = { 0x00, 0x00, 0x00, 0x00 };
   ClutterColor         control_color1 = { 73, 74, 77, 0xee };
   ClutterColor         control_color2 = { 0xcc, 0xcc, 0xcc, 0xff };
-  gfloat               x,y;
 
   clutter_gst_init (&argc, &argv);
 
@@ -297,6 +318,11 @@ main (int argc, char *argv[])
   if (app->vtexture == NULL)
     g_error("failed to create vtexture");
 
+  g_signal_connect (stage,
+                    "fullscreen",
+                    G_CALLBACK (on_fullscreen),
+                    app);
+
   /* Dont let the underlying pixbuf dictate size */
   g_object_set (G_OBJECT(app->vtexture), "sync-size", FALSE, NULL);
 
@@ -365,19 +391,7 @@ main (int argc, char *argv[])
 
   g_print ("start\n");
 
-    {
-      gfloat stage_width, stage_height;
-
-      clutter_actor_get_size (stage, &stage_width, &stage_height);
-
-      x = (stage_width - clutter_actor_get_width (app->control)) / 2;
-      y = stage_height - (stage_height / 3);
-    }
-
-  g_print ("setting x = %.2f, y = %.2f, width = %.2f\n",
-           x, y, clutter_actor_get_width (app->control));
-
-  clutter_actor_set_position (app->control, x, y);
+  center_controls (app, app->control);
 
   g_print ("stop\n");