键盘按钮效果
<RelativeLayout android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_weight="1" android:gravity="center" > <ImageButton android:id="@+id/dial_num_1" android:layout_width="fill_parent" android:layout_height="fill_parent" android:background="@drawable/bottom_selector"/> <ImageView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_weight="1" android:layout_centerInParent="true" android:background="@drawable/dial_num_1_pressed" /> </RelativeLayout>
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<selector xmlns:android="http://schemas.android.com/apk/res/android"><item android:state_pressed="true" android:drawable="@drawable/btn_list_item_pressed" /> <!-- pressed --><item android:state_focused="true" android:drawable="@drawable/btn_list_item_pressed" /> <!-- focused --><item android:drawable="@drawable/btn_list_item_normal" /> <!-- default --></selector>?
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