TextInputLayout 和 TextInputEditText 的区别 [英] Difference between TextInputLayout and TextInputEditText

问题描述

需要知道 TextInputEditText 和 TextInputLayout 之间的实际区别，我们应该什么时候使用其中之一.

Need to know what actually difference between TextInputEditText and TextInputLayout, When should we use one of them.

推荐答案

它们是不同的布局，相互补充功能.

They are different layouts that complement each other functionalities.

• TextInputLayout 扩展了 LinearLayout
• TextInputEditText 扩展了 EditText

它们应该一起使用，如下所示:

They were meant to be used together like following:

<TextInputLayout>
   <TextInputEditText/>
</TextInputLayout>

官方文档中都有:

TextInputLayout:

https://developer.android.com/reference/android/support/design/widget/TextInputLayout.html

当由于用户输入文本而隐藏提示时，包装 EditText(或后代)以显示浮动标签的布局

Layout which wraps an EditText (or descendant) to show a floating label when the hint is hidden due to the user inputting text

TextInputEditText:

https://developer.android.com/reference/android/support/design/widget/TextInputEditText.html

EditText 的一个特殊子类，用作 TextInputLayout 的子类.

A special sub-class of EditText designed for use as a child of TextInputLayout.

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