样式的定义
<style name="Widget.Material.Button">
<item name="background">@drawable/btn_default_material</item>
<item name="textAppearance">?attr/textAppearanceButton</item>
<item name="minHeight">48dip</item>
<item name="minWidth">88dip</item>
<item name="stateListAnimator">@anim/button_state_list_anim_material</item>
<item name="focusable">true</item>
<item name="clickable">true</item>
<item name="gravity">center_vertical|center_horizontal</item>
</style>
支持继承
<resources>
<style name="ButtonNormal" parent="@android:style/Widget.Material.Button" >
<item name="android:background">@drawable/bg_btn_selector</item>
<item name="android:textColor">@color/text_btn_selector</item>
</style>
</resources>
