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本篇文章為大家展示了在android項目中使用SwipeRefreshLayout組件實現下拉小球式刷新功能，內容簡明扼要并且容易理解，絕對能使你眼前一亮，通過這篇文章的詳細介紹希望你能有所收獲。
swiperefreshlayout實現下拉小球式的刷新，供大家參考，具體內容如下
布局文件：
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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.support.v4.widget.SwipeRefreshLayout
android:id="@+id/swipeRefreshLayout"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
>
<ListView
android:id="@+id/listView"
android:layout_width="match_parent"
android:layout_height="wrap_content">
</ListView>
</android.support.v4.widget.SwipeRefreshLayout>
</RelativeLayout>MainActivity:
public class MainActivity extends AppCompatActivity implements SwipeRefreshLayout.OnRefreshListener{
private static final int REFRESH_STATUS =0;
private ListView myListView;
private SwipeRefreshLayout mySwipeRefreshLayout;
private ArrayAdapter<String> listAdapter;
private List<String> listIDE = new ArrayList<String>(Arrays.asList("Visual Studio", "Android Studio", "Eclipse", "Xcode"));
private Handler refreshHandler = new Handler()
{
public void handleMessage(android.os.Message msg)
{
switch (msg.what)
{
case REFRESH_STATUS:
listIDE.removeAll(listIDE);
listIDE.addAll(Arrays.asList("C#", "Java", "C++","Object-C"));
listAdapter.notifyDataSetChanged();
mySwipeRefreshLayout.setRefreshing(false);
break;
}
};
};
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
myListView = (ListView) findViewById(R.id.listView);
mySwipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipeRefreshLayout);
mySwipeRefreshLayout.setOnRefreshListener(this);
mySwipeRefreshLayout.setColorSchemeResources(android.R.color.holo_blue_bright, android.R.color.holo_green_light,
android.R.color.holo_orange_light, android.R.color.holo_red_light);
listAdapter = new ArrayAdapter(this,android.R.layout.simple_list_item_1,listIDE);
myListView.setAdapter(listAdapter);
}
@Override
public void onRefresh() {
refreshHandler.sendEmptyMessageDelayed(REFRESH_STATUS, 1500);
}
}效果圖：
上述內容就是在android項目中使用SwipeRefreshLayout組件實現下拉小球式刷新功能，你們學到知識或技能了嗎？如果還想學到更多技能或者豐富自己的知識儲備，歡迎關注億速云行業資訊頻道。
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