
@Override |
public boolean onKeyDown(int keyCode, KeyEvent event) { |
if(keyCode==KeyEvent.KEYCODE_BACK) |
exitdialog(); |
return super.onKeyDown(keyCode, event); |
} |
private void exitdialog() { |
Dialog dialog=new AlertDialog.Builder(类名.this) |
.setTitle("退出程序") |
.setMessage("你确认要退出本程序吗?") |
.setPositiveButton("确定", new OnClickListener() { |
@Override |
public void onClick(DialogInterface dialo, int whicutton) { |
类名.this.finish(); |
|
} |
}).setNegativeButton("取消", new OnClickListener() { |
@Override |
public void onClick(DialogInterface dilg, int whchutton) { |
|
} |
}).create(); |
dialog.show(); |
|
} |




初级程序员
by: 云代码会员 发表于:2016-10-14 02:43:45 顶(0) | 踩(0) 回复
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