skin_engine.c settings_apply_skins cleanup

just some cleanup and removal of ifdefs in favor of dummy functions

Change-Id: I03a1d351344afcc428dedb67aab915184f99bd23

apps/gui/skin_engine/skin_backdrops.c

@@ -81,8 +81,9 @@ static int buflib_move_callback(int handle, void* current, void* new)
 }
 static struct buflib_callbacks buflib_ops = {buflib_move_callback, NULL, NULL};
 static bool first_go = true;
-void skin_backdrop_init(void)
+bool skin_backdrop_init(void)
 {
+    bool go_status = first_go;
     if (first_go)
     {
         for (int i=0; i<NB_BDROPS; i++)
@@ -98,6 +99,7 @@ void skin_backdrop_init(void)
         handle_being_loaded = -1;
         first_go = false;
     }
+    return go_status;
 }
 
 int skin_backdrop_assign(char* backdrop, char *bmpdir,
@@ -331,8 +333,20 @@ void skin_backdrop_unload(int backdrop_id)
     (void)backdrop_id;
 }
 #else
+static bool first_go = true;
+bool skin_backdrop_init(void)
+{
+    bool go_status = first_go;
+    first_go = false;
+    return go_status;
+}
 
-void skin_backdrop_init(void)
+void skin_backdrop_load_setting(void)
 {
 }
+
+void skin_backdrop_show(int backdrop_id)
+{
+    (void) backdrop_id;
+}
 #endif

apps/gui/skin_engine/skin_engine.c

@@ -149,16 +149,28 @@ void skin_unload_all(void)
     gui_sync_skin_init();
 }
 
+static void skin_reset_buffers(int item, int screen)
+{
+    skin_data_free_buflib_allocs(&skins[item][screen].data);
+#ifdef HAVE_ALBUMART
+    if (skins[item][screen].data.playback_aa_slot >= 0)
+        playback_release_aa_slot(skins[item][screen].data.playback_aa_slot);
+#endif
+#ifdef HAVE_BACKDROP_IMAGE
+    if (skins[item][screen].data.backdrop_id >= 0)
+        skin_backdrop_unload(skins[item][screen].data.backdrop_id);
+#endif
+}
+
 void settings_apply_skins(void)
 {
     int i;
     char filename[MAX_PATH];
-    static bool first_run = true;
 
     if (audio_status() & AUDIO_STATUS_PLAY)
         audio_stop();
 
-    skin_backdrop_init();
+    bool first_run = skin_backdrop_init();
     skins_initialised = true;
 
     /* Make sure each skin is loaded */
@@ -170,15 +182,7 @@ void settings_apply_skins(void)
 
             if (!first_run)
             {
-                skin_data_free_buflib_allocs(&skins[i][j].data);
+                skin_reset_buffers(i, j);
-#ifdef HAVE_ALBUMART
-                if (skins[i][j].data.playback_aa_slot >= 0)
-                    playback_release_aa_slot(skins[i][j].data.playback_aa_slot);
-#endif
-#ifdef HAVE_BACKDROP_IMAGE
-                if (skins[i][j].data.backdrop_id >= 0)
-                    skin_backdrop_unload(skins[i][j].data.backdrop_id);
-#endif
             }
             gui_skin_reset(&skins[i][j]);
             skins[i][j].gui_wps.display = &screens[j];
@@ -186,17 +190,14 @@ void settings_apply_skins(void)
                 skin_get_gwps(i, j);
         }
     }
-    first_run = false;
+
-#ifdef HAVE_BACKDROP_IMAGE
     /* any backdrop that was loaded with "-" has to be reloaded because
      * the setting may have changed */
     skin_backdrop_load_setting();
-#endif
     viewportmanager_theme_changed(THEME_STATUSBAR);
-#ifdef HAVE_BACKDROP_IMAGE
+
     FOR_NB_SCREENS(i)
         skin_backdrop_show(sb_get_backdrop(i));
-#endif
 }
 
 void skin_load(enum skinnable_screens skin, enum screen_type screen,

apps/gui/skin_engine/skin_engine.h

@@ -62,7 +62,7 @@ bool skin_has_sbs(enum screen_type screen, struct wps_data *data);
 /* load a backdrop into the skin buffer.
  * reuse buffers if the file is already loaded */
 char* skin_backdrop_load(char* backdrop, char *bmpdir, enum screen_type screen);
-void skin_backdrop_init(void);
+bool skin_backdrop_init(void);
 int skin_backdrop_assign(char* backdrop, char *bmpdir,
                           enum screen_type screen);
 bool skin_backdrops_preload(void);

apps/gui/statusbar-skinned.c

@@ -156,7 +156,12 @@ int sb_get_backdrop(enum screen_type screen)
     else
         return -1;
 }
-        
+#else
+int sb_get_backdrop(enum screen_type screen)
+{
+    (void) screen;
+    return -1;
+}
 #endif
 static bool force_waiting = false;
 void sb_skin_update(enum screen_type screen, bool force)

apps/gui/statusbar-skinned.h

@@ -49,9 +49,7 @@ void sb_bypass_touchregions(bool enable);
 int sb_touch_to_button(int context);
 #endif
 
-#if (LCD_DEPTH > 1) || (defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1)
 int sb_get_backdrop(enum screen_type screen);
-#endif
 int sb_preproccess(enum screen_type screen, struct wps_data *data);
 int sb_postproccess(enum screen_type screen, struct wps_data *data);