Gravity and layout gravity

android:layout_gravity

android:layout_gravity is used to set the position of an element in its parent (e.g. a child View inside a Layout).
Supported by LinearLayout and FrameLayout

android:gravity

android:gravity is used to set the position of content inside an element (e.g. a text inside a TextView).

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:orientation="vertical">

    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="0dp"
        android:layout_weight="1"
        android:orientation="vertical"
        android:layout_gravity="left"
        android:gravity="center_vertical">

        <TextView
            android:layout_width="@dimen/fixed"
            android:layout_height="wrap_content"
            android:text="@string/first"
            android:background="@color/colorPrimary"
            android:gravity="left"/>

        <TextView
            android:layout_width="@dimen/fixed"
            android:layout_height="wrap_content"
            android:text="@string/second"
            android:background="@color/colorPrimary"
            android:gravity="center"/>

        <TextView
            android:layout_width="@dimen/fixed"
            android:layout_height="wrap_content"
            android:text="@string/third"
            android:background="@color/colorPrimary"
            android:gravity="right"/>

    </LinearLayout>

    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="0dp"
        android:layout_weight="1"
        android:orientation="vertical"
        android:layout_gravity="center"
        android:gravity="center_vertical">

        <TextView
            android:layout_width="@dimen/fixed"
            android:layout_height="wrap_content"
            android:text="@string/first"
            android:background="@color/colorAccent"
            android:gravity="left"/>

        <TextView
            android:layout_width="@dimen/fixed"
            android:layout_height="wrap_content"
            android:text="@string/second"
            android:background="@color/colorAccent"
            android:gravity="center"/>

        <TextView
            android:layout_width="@dimen/fixed"
            android:layout_height="wrap_content"
            android:text="@string/third"
            android:background="@color/colorAccent"
            android:gravity="right"/>

    </LinearLayout>

    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="0dp"
        android:layout_weight="1"
        android:orientation="vertical"
        android:layout_gravity="right"
        android:gravity="center_vertical">

        <TextView
            android:layout_width="@dimen/fixed"
            android:layout_height="wrap_content"
            android:text="@string/first"
            android:background="@color/colorPrimaryDark"
            android:gravity="left"/>

        <TextView
            android:layout_width="@dimen/fixed"
            android:layout_height="wrap_content"
            android:text="@string/second"
            android:background="@color/colorPrimaryDark"
            android:gravity="center"/>

        <TextView
            android:layout_width="@dimen/fixed"
            android:layout_height="wrap_content"
            android:text="@string/third"
            android:background="@color/colorPrimaryDark"
            android:gravity="right"/>

    </LinearLayout>

</LinearLayout>

Which gets rendered as following:

Found a mistake? Have a question or improvement idea? Let me know.

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