add input button comments

stepmania/src/InputFilter.cpp

@@ -66,6 +66,13 @@ void InputFilter::ButtonPressed( DeviceInput di, bool Down )
 	queue.push_back( InputEvent(di,Down? IET_FIRST_PRESS:IET_RELEASE) );
 }
 
+void InputFilter::SetButtonComment( DeviceInput di, const CString &sComment )
+{
+	LockMut(*queuemutex);
+	ButtonState &bs = m_ButtonState[di.device][di.button];
+	bs.m_sComment = sComment;
+}
+
 /* Release all buttons on the given device. */
 void InputFilter::ResetDevice( InputDevice device )
 {
@@ -156,6 +163,12 @@ float InputFilter::GetSecsHeld( DeviceInput di )
 	return m_ButtonState[di.device][di.button].m_fSecsHeld;
 }
 
+CString InputFilter::GetButtonComment( DeviceInput di ) const
+{
+	LockMut(*queuemutex);
+	return m_ButtonState[di.device][di.button].m_sComment;
+}
+
 void InputFilter::ResetKeyRepeat( DeviceInput di )
 {
 	m_ButtonState[di.device][di.button].m_fSecsHeld = 0;

stepmania/src/InputFilter.h

@@ -43,6 +43,7 @@ class InputFilter
 	struct ButtonState
 	{
 		bool m_BeingHeld;
+		CString m_sComment;
 		float m_fSecsHeld;
 		float m_Level, m_LastLevel;
 	};
@@ -53,6 +54,7 @@ class InputFilter
 
 public:
 	void ButtonPressed( DeviceInput di, bool Down );
+	void SetButtonComment( DeviceInput di, const CString &sComment = "" );
 	void ResetDevice( InputDevice dev );
 
 	InputFilter();
@@ -66,6 +68,7 @@ public:
 
 	bool IsBeingPressed( DeviceInput di );
 	float GetSecsHeld( DeviceInput di );
+	CString GetButtonComment( DeviceInput di ) const;
 	
 	void GetInputEvents( InputEventArray &array );
 };

stepmania/src/ScreenTestInput.cpp

@@ -79,6 +79,10 @@ void ScreenTestInput::Update( float fDeltaTime )
 				sTemp += " - not mapped";
 			}
 
+			CString sComment = INPUTFILTER->GetButtonComment( di );
+			if( sComment != "" )
+				sTemp += " - " + sComment;
+
 			asInputs.push_back( sTemp );
 		}
 	}