UltraPtr下拉刷新

github:  https://github.com/liaohuqiu/android-Ultra-Pull-To-Refresh

<in.srain.cube.views.ptr.PtrFrameLayout
android:id="@+id/ptr"
android:layout_width="match_parent"
android:layout_height="match_parent"> <ListView
android:id="@+id/lv"
android:layout_width="match_parent"
android:layout_height="match_parent"></ListView>
</in.srain.cube.views.ptr.PtrFrameLayout>
public class MainActivity extends AppCompatActivity {

    private List<String> list;
private ArrayAdapter<String> adapter;
private PtrFrameLayout ptrFrameLayout;
private Handler mHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
//设置刷新完毕,取消刷新动画
ptrFrameLayout.refreshComplete();
adapter.notifyDataSetChanged();
}
}; @Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ptrFrameLayout = (PtrFrameLayout) findViewById(R.id.ptr);
ListView listView = (ListView) findViewById(R.id.lv);
initData(); //1.默认经典头布局
// PtrClassicDefaultHeader defaultHeader = new PtrClassicDefaultHeader(this);
// 给Ptr添加头布局
// ptrFrameLayout.setHeaderView(defaultHeader);
// 使头布局的状态和刷新状态同步
// ptrFrameLayout.addPtrUIHandler(defaultHeader);
//2.模仿MD风格的头布局
// MaterialHeader materialHeader = new MaterialHeader(this);
//设置MD风格动画的颜色
// materialHeader.setColorSchemeColors(new int[]{Color.RED, Color.GREEN, Color.BLUE});
// ptrFrameLayout.setHeaderView(materialHeader);
// ptrFrameLayout.addPtrUIHandler(materialHeader);
//3.闪动文字的头布局
StoreHouseHeader storeHouseHeader = new StoreHouseHeader(this);
//设置加载数据时显示的字符串,文本只支持0-9,英文字符
storeHouseHeader.initWithString("999Loading...");
//设置头布局的背景颜色
storeHouseHeader.setBackgroundColor(Color.BLACK);
//设置文本的颜色
storeHouseHeader.setTextColor(Color.WHITE);
// storeHouseHeader.setDropHeight(300);
ptrFrameLayout.setHeaderView(storeHouseHeader);
ptrFrameLayout.addPtrUIHandler(storeHouseHeader);
adapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, list);
listView.setAdapter(adapter);
//设置下拉刷新监听
ptrFrameLayout.setPtrHandler(new PtrDefaultHandler() {
//在这里进行数据加载
@Override
public void onRefreshBegin(PtrFrameLayout frame) {
new Thread(new Runnable() {
@Override
public void run() {
list.add(, "王五");
SystemClock.sleep();
mHandler.sendEmptyMessage();
}
}).start();
}
});
listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
Toast.makeText(MainActivity.this, "position:" + position, Toast.LENGTH_SHORT).show();
}
});
// ptrFrameLayout.setPtrHandler(new PtrHandler() {
//返回控件是否可以执行下拉刷新操作
// @Override
// public boolean checkCanDoRefresh(PtrFrameLayout frame, View content, View header) {
// return true;
// }
//
// @Override
// public void onRefreshBegin(PtrFrameLayout frame) {
//
// }
// });
} private void initData() {
list = new ArrayList<>();
for (int i = ; i < ; i++) {
list.add("lisi:" + i);
}
}
}
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