Android Button子类-阿里云

Android Button及其子类（下） RadioButton RadioButton 单选按钮，继承自 Button，所以拥有 Button 的所有公开属性和方法RadioButton 只有两个状态，选中与未选中，所以也就只有一个属性是最重要的，那就是 android:c...

Android Button及其子类（上）开局一张图本文旨在介绍Button和他的子类。Button Button 用户可以点击或长按等操作的用户界面元素，具有正常状态和点击状态，Button 继承自 TextView ，所以可以使用 TextView 的那些属性。 &...

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