Detailed explanation and example code of Android viewpagerindicator

• Android

Detailed explanation and example code of Android viewpagerindicator

Fragmentary knowledge about the properties of custom view

The knowledge of user-defined view and user-defined attributes is not mentioned here. Here we focus on the acquisition method of attributes in user-defined view. The user-defined attributes are as follows:

The related codes of the custom view are as follows:

Focus on r.styleable.wisely, which returns an array, while r.styleable.wisely_ wisely_ 1 represents the index of the array, and their representation in the R file is as follows:

As you can see from the above, wisely_ Out is also an attribute in attrs.xml, but it is written outside the label named wisely, so it is not listed in the wisely array of the styleable class.

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