Merge pull request #20 from cad0gan/master

Add swi function

swilib/include/swilib/idle.h

@@ -27,6 +27,14 @@ struct SS_RAM {
 	int keylock_gui_id;		/**< GUI ID of the keylock */
 };
 
+enum ScreenSaverType {
+	SCREENSAVER_PICTURE			= 0x00,
+	SCREENSAVER_ANALOGUE_CLOCK	= 0x01,
+	SCREENSAVER_ENERGY_SAVER	= 0x04,
+	SCREENSAVER_DIGITAL_CLOCK	= 0x05,
+	SCREENSAVER_OFF				= 0xFF,
+};
+
 /**
  * Go to the IDLE screen.
  * */
@@ -72,13 +80,21 @@ void CloseScreensaver()
 __swi_end(0x09C, CloseScreensaver, ());
 
 /**
- * Open screensaver code protection
+ * Open screensaver code protection.
  * @return CSM_ID
  * */
 __swi_begin(0x3D0)
 int ShowScreenSaverCodeProtection()
 __swi_end(0x3D0, ShowScreenSaverCodeProtection, ());
 
+/**
+ * Get a type of the current screensaver.
+ * @return #ScreenSaverType
+ * */
+__swi_begin(0x3D2)
+int GetScreenSaverType()
+__swi_end(0x3D2, GetScreenSaverType, ());
+
 /**
  * Get screensaver CSM.
  * @return pointer to the screensaver CSM