PullToRefreshListView的使用

た入场券 2023-10-17 08:59 7阅读 0赞

以下亲测可行，希望能帮到你

<?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:id="@+id/activity_main2"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:paddingBottom="@dimen/activity_vertical_margin"
        android:paddingLeft="@dimen/activity_horizontal_margin"
        android:paddingRight="@dimen/activity_horizontal_margin"
        android:paddingTop="@dimen/activity_vertical_margin"
        tools:context="pulltiscroll.mo.com.myapplication.Main2Activity">
    
        <com.handmark.pulltorefresh.library.PullToRefreshListView
            android:id="@+id/ptlv"
            android:fastScrollEnabled="false"
            android:footerDividersEnabled="false"
            android:headerDividersEnabled="false"
            android:smoothScrollbar="true"
            android:layout_width="match_parent"
            android:layout_height="match_parent"/>
    
    </RelativeLayout>

package pulltiscroll.mo.com.myapplication;
    
    import android.os.SystemClock;
    import android.support.v7.app.AppCompatActivity;
    import android.os.Bundle;
    import android.util.Log;
    import android.view.View;
    import android.widget.ListView;
    import android.widget.Toast;
    
    import com.handmark.pulltorefresh.library.PullToRefreshBase;
    import com.handmark.pulltorefresh.library.PullToRefreshListView;
    
    import java.util.ArrayList;
    import java.util.List;
    
    public class Main2Activity extends AppCompatActivity {
    
        private PullToRefreshListView lv;
    
        @Override
        protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_main2);
    
            lv = (PullToRefreshListView) findViewById(R.id.ptlv);
    
            lv.setMode(PullToRefreshBase.Mode.BOTH);
    
            List<String> ls = new ArrayList<>();
            for (int i = 0; i <= 20; i++){
                ls.add("");
            }
    
            lv.setAdapter(new MyAdapter( ls, Main2Activity.this));
    
    
            lv.setOnRefreshListener(new PullToRefreshBase.OnRefreshListener2<ListView>() {
                @Override
                public void onPullDownToRefresh(PullToRefreshBase<ListView> refreshView) {
    
                    new Thread(){
                        @Override
                        public void run() {
                            super.run();
                            SystemClock.sleep(2000);
                            runOnUiThread(new Runnable() {
                                @Override
                                public void run() {
                                    Toast.makeText(Main2Activity.this, "刷新完成", Toast.LENGTH_SHORT).show();
                                    lv.onRefreshComplete();
                                }
                            });
    
                        }
                    }.start();
    
                }
    
                @Override
                public void onPullUpToRefresh(PullToRefreshBase<ListView> refreshView) {
                    new Thread(){
                        @Override
                        public void run() {
                            super.run();
                            SystemClock.sleep(2000);
                            runOnUiThread(new Runnable() {
                                @Override
                                public void run() {
                                    Toast.makeText(Main2Activity.this, "加载完成", Toast.LENGTH_SHORT).show();
                                    lv.onRefreshComplete();
                                }
                            });
    
                        }
                    }.start();
                }
            });
    
    
    
        }
    }

关于刷新加载无法停止的问题

可以看出在完成监听回调当中开了一个线程，无法停止是因为请求数据时间过短，我们让他睡眠一秒以上就可以实现停止动画