protected override bool ProcessCmdKey(ref Message msg, Keys keyData)
{
//
// 这里只处理 Up / Down / Left / Right 四个按键的 KeyDown 消息
//
// 请注意，正常按键的 KeyDown 消息是在 glControl_KeyDown() 函数中处理的
// 这四个按键的特殊性解释如下：
// http://stackoverflow.com/questions/1646998/up-down-left-and-right-arrow-keys-do-not-trigger-keydown-event?rq=1
// "Microsoft chose to omit these keys from KeyDown events because they affect
// multiple controls and move the focus, but this makes it very difficult to
// make an app react to these keys in any other way."
//Logging.DbgPrintf("ProcessCmdKey, msg {0}, key {1}", msg, keyData);
switch (keyData)
{
case Keys.Left:
case Keys.Right:
case Keys.Up:
case Keys.Down:
SceneEdShortcutListener.OnDirectionalKeysPressed(keyData);
break;
default:
break;
}
return(base.ProcessCmdKey(ref msg, keyData));
}
private void glControl_KeyUp(object sender, KeyEventArgs e)
{
//Logging.DbgPrintf("KeyUp, key {0}", e.KeyCode);
SceneEdShortcutListener.OnKeyReleased(e.KeyCode | e.Modifiers);
m_canvas.Input_Key(ConvertKeysToGwenKey(e.KeyCode), false);
glControl.Invalidate();
}
