add support for SPI shutdown, btw

src/libui_sdl/Platform.cpp

@@ -44,6 +44,9 @@
 #endif
 
 
+void Stop();
+
+
 namespace Platform
 {
 
@@ -52,7 +55,7 @@ typedef struct
 {
     SDL_Thread* ID;
     void (*Func)();
-    
+
 } ThreadData;
 
 int ThreadEntry(void* data)
@@ -70,6 +73,12 @@ u8 PacketBuffer[2048];
 #define NIFI_VER 1*/
 
 
+void StopEmu()
+{
+    Stop();
+}
+
+
 void* Thread_Create(void (*func)())
 {
     ThreadData* data = new ThreadData;

src/libui_sdl/main.cpp

@@ -272,6 +272,9 @@ void Stop()
     uiMenuItemDisable(MenuItem_Pause);
     uiMenuItemDisable(MenuItem_Reset);
     uiMenuItemSetChecked(MenuItem_Pause, 0);
+
+    memset(ScreenBuffer, 256*384*4, 0);
+    uiAreaQueueRedrawAll(MainDrawArea);
 }