摘要:
实现功能: 有两个Activity,一个为MainMenu,一个为PictureScribble,MainMenu进入PictureScribble后,在PictureScribble中单击返回键返回MainMenus.public boolean OnKeyDown(int keyCode,KeyEvent event){ if (keyCode==KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) { Intent myIntent; myIntent = new Intent(Pi... 阅读全文