session-android/res/drawable/conversation_list_item_background.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:drawable="@color/textsecure_primary_alpha33" android:state_selected="true" />
    <item android:drawable="@color/textsecure_primary_alpha33" android:state_pressed="true" />
    <item android:drawable="@color/signal_primary_alpha_focus" android:state_focused="true" />
</selector>
reduce GPU overdraw Closes #3305 // FREEBIE 2015-06-01 23:51:14 +00:00			`<?xml version="1.0" encoding="utf-8"?>`
			`<selector xmlns:android="http://schemas.android.com/apk/res/android">`
			`<item android:drawable="@color/textsecure_primary_alpha33" android:state_selected="true" />`
fix gingerbread press reaction Fixes #3392 Closes #3493 // FREEBIE 2015-06-29 19:11:32 +00:00			`<item android:drawable="@color/textsecure_primary_alpha33" android:state_pressed="true" />`
Extend DPAD support. Allows the hardware DPAD to control more of the UI. Closes #4989 // FREEBIE 2015-07-09 15:03:45 +00:00			`<item android:drawable="@color/signal_primary_alpha_focus" android:state_focused="true" />`
			`</selector>`