linphone-android/res/layout/edit_list.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
	android:id="@+id/edit_list"
	android:background="@color/colorG"
	android:orientation="horizontal"
	android:layout_width="match_parent"
	android:layout_height="60dp"
	android:visibility="gone">

	<ImageView
		android:id="@+id/cancel"
		android:src="@drawable/cancel_button"
		android:layout_width="0dp"
		android:layout_height="match_parent"
		android:layout_weight="0.2"
		android:padding="15dp"/>

	<View
		android:layout_width="0dp"
		android:layout_height="match_parent"
		android:layout_weight="0.4"/>

	<ImageView
		android:id="@+id/select_all"
		android:src="@drawable/select_all_button"
		android:layout_width="0dp"
		android:layout_height="match_parent"
		android:layout_weight="0.2"
		android:padding="15dp"/>

	<ImageView
		android:id="@+id/deselect_all"
		android:src="@drawable/deselect_all_button"
		android:layout_width="0dp"
		android:layout_height="match_parent"
		android:layout_weight="0.2"
		android:visibility="gone"
		android:padding="15dp"/>

	<ImageView
		android:id="@+id/delete"
		android:src="@drawable/delete_button"
		android:layout_width="0dp"
		android:layout_height="match_parent"
		android:layout_weight="0.2"
		android:padding="15dp"/>

</LinearLayout>