public void ProcessCmdKey(Keys2 keyData) { switch (keyData) { case Keys2.Control | Keys2.A: GraphModel.SelectAllNodes(); GraphModel.FireSelectionChange(true, 0); control.Invalidate(true); break; case Keys2.Up: GraphModel.MoveUp(5); control.Invalidate(true); break; case Keys2.Down: GraphModel.MoveDown(5); control.Invalidate(true); break; case Keys2.Left: GraphModel.MoveLeft(5); control.Invalidate(true); break; case Keys2.Right: GraphModel.MoveRight(5); control.Invalidate(true); break; } }