update textinfo after each keypress, so changes don't appear lagged

stepmania/src/ScreenEdit.cpp

@@ -455,7 +455,19 @@ void ScreenEdit::Update( float fDeltaTime )
 	if(m_EditMode == MODE_PLAYING && PlayTicks())
 		m_soundAssistTick.Play();
 
+	static float fUpdateCounter = 0;
+	fUpdateCounter -= fDeltaTime;
+	if( fUpdateCounter < 0 )
+	{
+		fUpdateCounter = 0.5;
+		UpdateTextInfo();
+	}
+}
 
+void ScreenEdit::UpdateTextInfo()
+{
+	int iNumTapNotes = m_NoteFieldEdit.GetNumTapNotes();
+	int iNumHoldNotes = m_NoteFieldEdit.GetNumHoldNotes();
 
 	CString sNoteType;
 	switch( m_SnapDisplay.GetNoteType() )
@@ -469,16 +481,6 @@ void ScreenEdit::Update( float fDeltaTime )
 	default:  ASSERT(0);
 	}
 
-
-	static float fUpdateCounter = 0.5;
-	fUpdateCounter -= fDeltaTime;
-	if( fUpdateCounter < 0 )
-	{
-		fUpdateCounter = 0.5;
-
-		int iNumTapNotes = m_NoteFieldEdit.GetNumTapNotes();
-		int iNumHoldNotes = m_NoteFieldEdit.GetNumHoldNotes();
-
 	CString sText;
 	sText += ssprintf( "Current Beat:\n     %.2f\n",		GAMESTATE->m_fSongBeat );
 	sText += ssprintf( "Snap to:\n     %s\n",				sNoteType.GetString() );
@@ -495,8 +497,6 @@ void ScreenEdit::Update( float fDeltaTime )
 
 	m_textInfo.SetText( sText );
 }
-}
-
 
 void ScreenEdit::DrawPrimitives()
 {
@@ -942,6 +942,10 @@ void ScreenEdit::InputEdit( const DeviceInput& DeviceI, const InputEventType typ
 		HandleAreaMenuChoice( delete_and_shift, NULL );
 		break;
 	}
+
+	/* Make sure the displayed time is up-to-date after possibly changing something,
+	 * so it doesn't feel lagged. */
+	UpdateTextInfo();
 }
 
 void ScreenEdit::InputRecord( const DeviceInput& DeviceI, const InputEventType type, const GameInput &GameI, const MenuInput &MenuI, const StyleInput &StyleI )

stepmania/src/ScreenEdit.h

@@ -44,6 +44,7 @@ protected:
 	void TransitionToEdit();
 	bool PlayTicks() const;
 	void PlayPreviewMusic();
+	void UpdateTextInfo();
 
 	void OnSnapModeChange();
 	void MenuItemGainFocus( BitmapText* menuitem );