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This article mainly introduces the relevant knowledge of how to use requestFocus in Android, the content is detailed and easy to understand, the operation is simple and fast, and it has a certain reference value. I believe you will gain something after reading this article on how to use requestFocus in Android. Let's take a look at it.

The use of requestFocus

To sum up in a word:

The tag is used to specify the focus View on the screen

The root node of a layout resource file can use container controls (such as LinearLayout, FrameLayout, etc.) or non-container controls (such as EditText, TextView, etc.). For non-container controls, you can only place labels in non-container control labels, indicating that the current control is set to focus. The code is as follows:

This is the end of the article on "how to use requestFocus in Android". Thank you for reading! I believe you all have a certain understanding of the knowledge of "how to use requestFocus in Android". If you want to learn more, you are welcome to follow the industry information channel.

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