#ifdef _IRR_ANDROID_PLATFORM_

Classes/gframe/game.cpp

@@ -39,6 +39,15 @@ void Game::process(irr::SEvent &event) {
 }
 
 #ifdef _IRR_ANDROID_PLATFORM_
+void onActivityLifeChanged(struct android_app* app, int32_t status){
+	//status ==
+//ANDROID_ACTIVITY_RESUME 1
+//ANDROID_ACTIVITY_STOP 2
+// ANDROID_ACTIVITY_PAUSE 5
+//ANDROID_ACTIVITY_DESTROY 3
+//ANDROID_ACTIVITY_FOCUS 4
+}
+
 bool Game::Initialize(ANDROID_APP app, android::InitOptions *options) {
 	this->appMain = app;
 #endif
@@ -72,6 +81,8 @@ bool Game::Initialize(ANDROID_APP app, android::InitOptions *options) {
 	device->setProcessReceiver(this);
 
 	app->onInputEvent = android::handleInput;
+	((CIrrDeviceAndroid*)device)->onActivityLifeChanged = onActivityLifeChanged;
+
 	ILogger* logger = device->getLogger();
 //	logger->setLogLevel(ELL_WARNING);
 	isPSEnabled = options->isPendulumScaleEnabled();

irrlicht/source/Irrlicht/Android/CIrrDeviceAndroid.cpp

@@ -279,21 +279,36 @@ void CIrrDeviceAndroid::handleAndroidCommand(ANDROID_APP app, int32_t cmd)
 		case APP_CMD_LOST_FOCUS:
 			os::Printer::log("Android command APP_CMD_LOST_FOCUS", ELL_DEBUG);
 			device->Focused = false;
+			if(device->onActivityLifeChanged != nullptr){
+				device->onActivityLifeChanged(app, ANDROID_ACTIVITY_FOCUS);
+			}
 		break;
 		case APP_CMD_DESTROY:
 			os::Printer::log("Android command APP_CMD_DESTROY", ELL_DEBUG);
 			device->Initialized = false;
+			if(device->onActivityLifeChanged != nullptr){
+				device->onActivityLifeChanged(app, ANDROID_ACTIVITY_DESTROY);
+			}
 			break;
 		case APP_CMD_PAUSE:
 			os::Printer::log("Android command APP_CMD_PAUSE", ELL_DEBUG);
 			device->Paused = true;
+			if(device->onActivityLifeChanged != nullptr){
+				device->onActivityLifeChanged(app, ANDROID_ACTIVITY_PAUSE);
+			}
 			break;
 		case APP_CMD_STOP:
 			os::Printer::log("Android command APP_CMD_STOP", ELL_DEBUG);
+			if(device->onActivityLifeChanged != nullptr){
+				device->onActivityLifeChanged(app, ANDROID_ACTIVITY_STOP);
+			}
 			break;
 		case APP_CMD_RESUME:
 			os::Printer::log("Android command APP_CMD_RESUME", ELL_DEBUG);
 			device->Paused = false;
+			if(device->onActivityLifeChanged != nullptr){
+				device->onActivityLifeChanged(app, ANDROID_ACTIVITY_RESUME);
+			}
 			break;
 		case APP_CMD_WINDOW_RESIZED:
 			os::Printer::log("Android command APP_CMD_WINDOW_RESIZED", ELL_DEBUG);

irrlicht/source/Irrlicht/Android/CIrrDeviceAndroid.h

@@ -17,6 +17,12 @@
 #include <android/sensor.h>
 #include <android_native_app_glue.h>
 
+#define ANDROID_ACTIVITY_RESUME 1
+#define ANDROID_ACTIVITY_STOP 2
+#define ANDROID_ACTIVITY_PAUSE 5
+#define ANDROID_ACTIVITY_DESTROY 3
+#define ANDROID_ACTIVITY_FOCUS 4
+
 namespace irr
 {
 	class CIrrDeviceAndroid : public CIrrDeviceStub, video::IImagePresenter
@@ -52,6 +58,8 @@ namespace irr
 
 		virtual void restoreWindow();
 
+		void (*onActivityLifeChanged)(struct android_app* app, int32_t status);
+
 		virtual core::position2di getWindowPosition();
 		
 		virtual E_DEVICE_TYPE getType() const;