覆盖对话框BackBackPressed（）？ [英] Override dialog onBackPressed()?

问题描述

如何覆盖对话框的 onBackPressed 以关闭对话框以及调用 finish（）在活动中它位于？

How would I override a Dialog's onBackPressed to close the dialog as well as calling finish() on the Activity it is located in?

推荐答案

您可以使用 setOnCancelListener ：

You can use setOnCancelListener:

dialog.setOnCancelListener(new DialogInterface.OnCancelListener()
{
    @Override
    public void onCancel(DialogInterface dialog)
    {
         MyActivity.this.finish();
    }
});

您只需完成您的活动。对话框将自动关闭。

You need to finish only your activity. Dialog will be dismissed automatically.

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