GridLayout Row Span Column Span
activity_main.xml
<GridLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:columnCount="3"
android:rowCount="4"
android:layout_margin="15dp"
android:background="#DEB887"
>
<Button android:text="Button 1" />
<Button android:text="Button 2" />
<Button android:text="Button 3" />
<Button android:text="Button 4" />
<Button android:text="Column Span 2"
android:layout_columnSpan="2"
/>
<Button android:text="Button 6" />
<Button android:text="Row Span 2"
android:layout_rowSpan="2"
/>
<Button android:text="Button 8" />
<Button android:text="Button 9" />
<Button android:text="Button 10" />
<Button android:text="Button 11" />
<Button android:text="Button 12" />
<Button android:text="Button 13" />
</GridLayout>
