【Android】九宫格的实现

第一步，布局文件

<LinearLayout xmlns:android="https://schemas.android.com/apk/res/android"
    xmlns:tools="https://schemas.android.com/tools" android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".JokeTabHostActivity"
    android:orientation="vertical"
    >
	
    <GridView 
        android:id="@+id/GridView"
        android:listSelector="@android:color/transparent"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:columnWidth="90dp"
        android:gravity="center"
        android:numColumns="auto_fit"
        android:layout_marginTop="10dp"
        android:stretchMode="columnWidth">
    </GridView>

</LinearLayout>
<LinearLayout xmlns:android="https://