GridView分割线设置

    <GridView
        android:id="@+id/gridview"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:clickable="true"
        android:clipChildren="true"
        android:columnWidth="55.0dip"
        android:horizontalSpacing="0.0dip"
        android:verticalSpacing="0.0dip"
        android:listSelector="@null"
        android:background="@android:color/white"
        android:numColumns="7"
        android:paddingBottom="1px"

        android:stretchMode="columnWidth" />

数值为零时，分割线不显示