Android alertdialog (implement warning dialog)

In Android development, we often need to pop up some dialog boxes on the Android interface, such as asking users or letting users choose. These functions are called Android dialog, and the implementation method of alertdialog is builder mode. Below, we simulate the most common warning dialog box that pops up when uninstalling the application, as shown in the following figure:

Layout interface code example:

Java implementation code:

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