IOS: Disable idle timer while an engine is running

2 files changed, 15 insertions, 0 deletions

diff --git a/backends/platform/ios7/ios7_osys_main.h b/backends/platform/ios7/ios7_osys_main.h
index 174c160bd6..0f89cf7aa5 100644
--- a/backends/platform/ios7/ios7_osys_main.h
+++ b/backends/platform/ios7/ios7_osys_main.h
@@ -123,6 +123,9 @@ public:
 	static OSystem_iOS7 *sharedInstance();
 
 	virtual void initBackend();
+	
+	virtual void engineInit();
+	virtual void engineDone();
 
 	virtual bool hasFeature(Feature f);
 	virtual void setFeatureState(Feature f, bool enable);
diff --git a/backends/platform/ios7/ios7_osys_video.mm b/backends/platform/ios7/ios7_osys_video.mm
index 6784cf46f5..5370ef02dd 100644
--- a/backends/platform/ios7/ios7_osys_video.mm
+++ b/backends/platform/ios7/ios7_osys_video.mm
@@ -61,6 +61,18 @@ void OSystem_iOS7::fatalError() {
 	}
 }
 
+void OSystem_iOS7::engineInit() {
+	EventsBaseBackend::engineInit();
+	// Prevent the device going to sleep during game play (and in particular cut scenes)
+	[[UIApplication sharedApplication] setIdleTimerDisabled:YES];
+}
+
+void OSystem_iOS7::engineDone() {
+	EventsBaseBackend::engineDone();
+	// Allow the device going to sleep if idle while in the Launcher
+	[[UIApplication sharedApplication] setIdleTimerDisabled:NO];
+}
+
 void OSystem_iOS7::initVideoContext() {
 	_videoContext = [[iOS7AppDelegate iPhoneView] getVideoContext];
 }