How to align linearlayout to vertical center?

Question

I\'m trying to align LinearLayout\'s vertical center which shows following pic (skycolor border) to delete button\'s vertical center.

so I set the gravity of id:grou

Answer 1

Use android:weightSum property to the parent LinearLayout and give value 3. Then in the children LinearLayout use android:layout_weight 2 and 1 respectively. Then in the First Chil LinearLayout use android:layout_gravity="center_vertical". As shown in the following code