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RelativeLayout in Android is a view group with job to display different child views in relative positions to other different views. RelativeLayout in Android We'll explain this and its different attributes in example below: Alignment of Child view with Parent View Parent view is the view which has one or more views in it. Just like the main activity screen in android which has one or more views. In following example you'll learn about attributes of aligning child view with parent view. layout_alignParentTop Aligns the child to the top of parent. Attribute used: android:layout_alignParentTop "true" layout_alignParentBottom Aligns the child to the bottom of parent. Attribute used: android:layout_alignParentBottom"true" layout_alignParentLeft Aligns the child to the left of parent. Attribute used: android:layout_alignParentLeft "true" layout_alignParentRight Aligns the child to the right of parent. Attribute used: android:layout_alignParentRight"true" layout_centerInParent Aligns the child to the center of parent. Attribute used: android:layout_centerInParent "true" layout_centerVertical Aligns the child center vertically. Attribute used: android:layout_centerVertical "true" layout_centerHorizantal Aligns the child center horizontally Attribute used: android:layout_centerHorizontal"true" Alignment of Child view with other Child View In the following example we've demonstrated the alignment of two child views both being layout_centerInParent, but how child2 will align with respect to child1 layout_above @+id/child1 Aligns Child 2 above Child1 Attribute used: android:layout_above"@+id/child1" layout_below @+id/child1 Aligns Child 2 below Child1 Attribute used: android:layout_below"@+id/child1" layout_toLeftOf @+id/child1 Aligns Child 2 to the left of Child1 Attribute used: android:layout_toLeftOf"@+id/child1" layout_toRightOf @+id/child1 RelativeLayout in Android Aligns Child 2 to the right of Child1 Attribute used: android:layout_toRightOf"@+id/child1" To learn how to get custom gradient background in Android Studio, click here!

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RelativeLayout in Android Illustrated with Attributes