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是否有可能让图库中的所有项目都变得“坚实”而没有透明度?我已经尝试使用StateListDrawable,但它仍然给非选定的项目一个透明度。没有透明度的Android图库非选定项目
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:drawable="@color/card_background" android:state_focused="true"/>
<item android:drawable="@color/card_background" android:state_pressed="true"/>
<item android:drawable="@color/card_background" android:state_active="true"/>
<item android:drawable="@color/card_background" android:state_selected="true"/>
<item android:drawable="@color/card_background" android:state_enabled="true"/>
<item android:drawable="@color/card_background" android:state_window_focused="true"/>
<item android:drawable="@color/card_background" android:state_focused="false"/>
<item android:drawable="@color/card_background" android:state_pressed="false"/>
<item android:drawable="@color/card_background" android:state_active="false"/>
<item android:drawable="@color/card_background" android:state_selected="false"/>
<item android:drawable="@color/card_background" android:state_enabled="false"/>
<item android:drawable="@color/card_background" android:state_window_focused="false"/>
<item android:drawable="@color/card_background"/>
</selector>