* Improve mouse grabbing.

This fixes a bug where the mouse would be restricted to the window after the level is loaded even if the window isn't focused.

source/App/AppPlatform.cpp

@@ -114,6 +114,10 @@ void AppPlatform::clearDiff()
 	
 }
 
+void AppPlatform::updateFocused(bool focused)
+{
+}
+
 bool AppPlatform::shiftPressed()
 {
 	return false;

source/App/AppPlatform.hpp

@@ -47,6 +47,7 @@ public:
 	virtual void setMouseGrabbed(bool b);
 	virtual void getMouseDiff(int& x, int& y);
 	virtual void clearDiff();
+	virtual void updateFocused(bool focused);
 	// Also add this to allow proper text input within the game.
 	virtual bool shiftPressed();
 #endif

source/GUI/Screen/IngameBlockSelectionScreen.cpp

@@ -188,7 +188,7 @@ label_5:
 	pInv->setSelectionSlotItemId(0, item);
 	pInv->selectSlot(0);
 
-	// @TODO: SoundEngine
+	m_pMinecraft->m_pSoundEngine->play("random.click");
 
 	m_pMinecraft->setScreen(nullptr);
 }