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ListView实现上拉下拉刷新加载功能

第一步、首先在你项目中创建一个包存放支持下拉刷新和上拉加载的类:

ListView实现上拉下拉刷新加载功能images/loading.gif' 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/>
第二步、需要把两个动画导入进来,实现180度旋转与360度旋转:

 ListView实现上拉下拉刷新加载功能

第三步、需要把支持的下拉与上拉显示的隐藏加载布局给导入进来

 ListView实现上拉下拉刷新加载功能

第四步、需要添加strings.与colors.文件的内容添加到项目里面:

strings.

<string name="pull_to_refresh">下拉刷新</string>

    <string name="release_to_refresh">释放立即刷新</string>

    <string name="refreshing">正在刷新...</string>

    <string name="refresh_succeed">刷新成功</string>

    <string name="refresh_fail">刷新失败</string>

    <string name="pullup_to_load">上拉加载更多</string>

    <string name="release_to_load">释放立即加载</string>

    <string name="loading">正在加载...</string>

    <string name="load_succeed">加载成功</string>

    <string name="load_fail">加载失败</string>
colors.

<color name="gray">#aaaaaa</color>

  <color name="light_blue">#6593cb</color>

第五步、需要添加对应的加载图片:

 ListView实现上拉下拉刷新加载功能

第六步、在界面上使用第三方封装的自定义ListView

 ListView实现上拉下拉刷新加载功能创建监听事件MyListener重写它的两个方法分别是上拉与下拉(onLoadMore与onRefresh)。上拉下拉添加的数据源必须是一个临时集合,如果数据源不在UI线程中更新会报错,所以在hanlder中更新数据源。代码如下:
ListView实现上拉下拉刷新加载功能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" />

对应的适配器中需要添加两个方法,对数据源集合从头与尾部添加数据的方法:

 ListView实现上拉下拉刷新加载功能

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