Android的GridView的用法-android学习之旅（二十七）

Gridview简介

GridView和ListView有相同的父类AbsListView。他和ListView唯一的区别是Gridview可以显示多列，如果不设置列数，就默认显示一列，变成了ListView。

Gridview属性

图片浏览器代码示例

  // IntelliJ API Decompiler stub source generated from a class file
  // Implementation of methods is not available
package java.lang;
@java.lang.annotation.Target({java.lang.annotation.ElementType.METHOD})
@java.lang.annotation.Retention(java.lang.annotation.RetentionPolicy.SOURCE)
public @interface Override {
}

布局代码

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin"
    tools:context=".MainActivity"
    android:orientation="vertical">
   <GridView
       android:layout_width="fill_parent"
       android:layout_height="wrap_content"
       android:id="@+id/grid01"
       android:horizontalSpacing="1pt"
       android:verticalSpacing="1pt"
       android:numColumns="4"
       />
    <ImageView
        android:layout_width="240dp"
        android:layout_height="240dp"
        android:id="@+id/image"
        android:layout_gravity="center_horizontal"/>
</LinearLayout>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin"
    tools:context=".MainActivity"
    android:orientation="vertical">
    <ImageView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/imageView"/>
</LinearLayout>