In Android development, you often need to invoke the dialog box, but you will encounter such a situation, when the dialog box is displayed, click on the other screen outside the dialog box, will close the dialog box, improper handling may also throw the following exception.
This article focuses on dialog boxes where we do not want to respond to blank areas or return keys, and you can set them accordingly:
Alertdialog.builder Builder = new Alertdialog.builder (context);
Builder.setcanceledontouchoutside (false); When this method is called, it does not work in places other than the dialog box. Pressing the back key also works; builder.setcancelable (false); when this method is called, it does not work in places other than the dialog box. Pressing the back key also does not work
Exception handling method you must Removeview () on the child's parent first.---Solutions see the next article
android dialog close blank area and return button click Response
