Detailed explanation of the usage of imageswitcher, a common Android control

The image switcher is represented by imageswitcher, which is used to realize the function similar to the previous and next switching pictures in the "windows photo viewer" under the windows operating system. When using imageswitcher, you must implement the viewswitcher.viewfactory interface and create an ImageView object for displaying pictures through the makeview () method. The makeview () method returns an ImageView that displays a picture. When using the imageswitcher component, another very important method is the setimageresource () method, which is used to specify the image resources displayed in the imageswitcher.

Step 1: the code of the XML layout file is as follows:

Step 2: write logic code in Java. The detailed code is as follows:

Step 3: the results of running with the mobile phone are as follows:

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