reimplement Stop

src/SPU.cpp

@@ -116,6 +116,9 @@ void Reset()
 void Stop()
 {
     memset(OutputBuffer, 0, 2*OutputBufferSize*2);
+
+    OutputReadOffset = 0;
+    OutputWriteOffset = 0;
 }
 
 void DoSavestate(Savestate* file)

src/frontend/FrontendUtil.h

@@ -65,6 +65,10 @@ int LoadBIOS();
 // note: loading a ROM to the NDS slot resets emulation
 int LoadROM(const char* file, int slot);
 
+// unload the ROM loaded in the specified cart slot
+// simulating ejection of the cartridge
+void UnloadROM(int slot);
+
 // reset execution of the current ROM
 int Reset();
 

src/frontend/Util_ROM.cpp

@@ -202,6 +202,20 @@ int LoadROM(const char* file, int slot)
     }
 }
 
+void UnloadROM(int slot)
+{
+    if (slot == ROMSlot_NDS)
+    {
+        // TODO!
+    }
+    else if (slot == ROMSlot_GBA)
+    {
+        GBACart::Eject();
+    }
+
+    ROMPath[slot][0] = '\0';
+}
+
 int Reset()
 {
     int res;

src/frontend/qt_sdl/Platform.cpp

@@ -55,7 +55,7 @@
 
 char* EmuDirectory;
 
-void Stop(bool internal);
+void emuStop();
 
 
 namespace Platform
@@ -133,7 +133,7 @@ void DeInit()
 
 void StopEmu()
 {
-    //Stop(true);
+    emuStop();
 }
 
 

src/frontend/qt_sdl/main.cpp

@@ -115,8 +115,6 @@ EmuThread::EmuThread(QObject* parent) : QThread(parent)
     connect(this, SIGNAL(windowEmuStop()), mainWindow, SLOT(onEmuStop()));
     connect(this, SIGNAL(windowEmuPause()), mainWindow->actPause, SLOT(trigger()));
     connect(this, SIGNAL(windowEmuReset()), mainWindow->actReset, SLOT(trigger()));
-
-    emit windowEmuStop();
 }
 
 void EmuThread::run()
@@ -140,7 +138,6 @@ void EmuThread::run()
     }
 
     Input::Init();
-    /*Touching = false;*/
 
     u32 nframes = 0;
     u32 starttick = SDL_GetTicks();
@@ -376,7 +373,6 @@ void EmuThread::emuPause()
     EmuRunning = 2;
     while (EmuStatus != 2);
 
-    //emit windowEmuPause();
     if (audioDevice) SDL_PauseAudioDevice(audioDevice, 1);
 }
 
@@ -384,7 +380,6 @@ void EmuThread::emuUnpause()
 {
     EmuRunning = PrevEmuStatus;
 
-    //emit windowEmuUnpause();
     if (audioDevice) SDL_PauseAudioDevice(audioDevice, 0);
 }
 
@@ -703,6 +698,18 @@ MainWindow::MainWindow(QWidget* parent) : QMainWindow(parent)
     panel->setMinimumSize(256, 384);
 
 
+    for (int i = 0; i < 9; i++)
+    {
+        actSaveState[i]->setEnabled(false);
+        actLoadState[i]->setEnabled(false);
+    }
+    actUndoStateLoad->setEnabled(false);
+
+    actPause->setEnabled(false);
+    actReset->setEnabled(false);
+    actStop->setEnabled(false);
+
+
     actSavestateSRAMReloc->setChecked(Config::SavestateRelocSRAM != 0);
 
     actScreenRotation[Config::ScreenRotation]->setChecked(true);
@@ -1051,7 +1058,10 @@ void MainWindow::onReset()
 
 void MainWindow::onStop()
 {
-    //
+    if (!RunningSomething) return;
+
+    emuThread->emuPause();
+    NDS::Stop();
 }
 
 
@@ -1168,6 +1178,8 @@ void MainWindow::onEmuStart()
 
 void MainWindow::onEmuStop()
 {
+    emuThread->emuPause();
+
     for (int i = 0; i < 9; i++)
     {
         actSaveState[i]->setEnabled(false);
@@ -1181,6 +1193,19 @@ void MainWindow::onEmuStop()
 }
 
 
+void emuStop()
+{
+    RunningSomething = false;
+
+    Frontend::UnloadROM(Frontend::ROMSlot_NDS);
+    Frontend::UnloadROM(Frontend::ROMSlot_GBA);
+
+    emit emuThread->windowEmuStop();
+
+    //OSD::AddMessage(0xFFC040, "Shutdown");
+}
+
+
 
 int main(int argc, char** argv)
 {