Android按钮美化
下面介绍的Android按钮的美化主要是通过android:background来实现的。
一、首先需要定义按钮样式
在res/drawable下新建文件button_selector.xml,内容如下
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- pressed -->
<item android:state_pressed="true" >
<shape android:shape="rectangle">
<gradient
android:startColor="#ff2b35f0"
android:endColor="#ff2b35f0"
android:angle="270" />
<corners
android:radius="4dp" />
</shape>
</item>
<!-- focus -->
<item android:state_focused="true" >
<shape>
<gradient
android:startColor="#ffc2b7"
android:endColor="#ffc2b7"
android:angle="270" />
<corners
android:radius="4dp" />
</shape>
</item>
<!-- default -->
<item>
<shape>
<gradient
android:startColor="#ff00aced"
android:endColor="#ff00aced"
android:angle="0" />
<corners
android:radius="4dp" />
</shape>
</item>
</selector>二、使用美化的按钮
在原有Button布局文件上增加android:background="@drawable/button_selector"
<Button
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/subscribe"
android:id="@+id/buttonSubscribe"
android:layout_gravity="center_horizontal"
android:background="@drawable/button_selector" />效果如下:

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