语境呢?只看到你继承了View类。他是怎样被使用的啊?
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import android.os.Bundle;
import android.view.KeyEvent;public class Activity01 extends Activity
{
private GameView mGameView;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
mGameView = new GameView(this);
setContentView(mGameView);
}
public boolean onKeyUp(int keyCode, KeyEvent event)
{
if ( mGameView == null )
{
return false;
}
mGameView.onKeyUp(keyCode,event);
return true;
}
public boolean onKeyDown(int keyCode, KeyEvent event)
{
if ( mGameView == null )
{
return false;
}
if ( keyCode == KeyEvent.KEYCODE_BACK)
{
this.finish();
return true;
}
return super.onKeyDown(keyCode, event);
}
}