参考:http://blog.csdn.net/lmj623565791/article/details/38238749
依赖lib下载地址:https://github.com/chrisbanes/Android-PullToRefresh
本博用实例说话!
AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.cctvjiatao.pulltorefreshlistviewdemo" android:versionCode="1" android:versionName="1.0" > <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="21" /> <application android:allowBackup="true" android:icon="@drawable/ic_launcher" android:label="@string/app_name" android:theme="@style/AppTheme" > <activity android:name=".MainActivity" android:label="@string/app_name" > <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> <activity android:name=".OnlyPullDownAct"></activity> <activity android:name=".BothPullDownUpAct"></activity> <activity android:name=".PullGridpAct"></activity> <activity android:name=".PullWithCustomTextAct"></activity> </application> </manifest>
package com.cctvjiatao.pulltorefreshlistviewdemo; import android.app.Activity; import android.content.Context; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; /** * @作者: jiatao * @修改时间:2016-4-12 下午6:03:08 * @文件名:MainActivity.java * @版权声明:www.cctvjiatao.com * @功能: 开源插件 PullToRefresh, PullToRefreshListView / PullToRefreshGridView 实例详解 */ public class MainActivity extends Activity { private Context context; private Button btn1, btn2, btn3, btn4; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); context = this; setContentView(R.layout.act_main); initView(); } private void initView() { btn1 = (Button) findViewById(R.id.btn1); btn2 = (Button) findViewById(R.id.btn2); btn3 = (Button) findViewById(R.id.btn3); btn4 = (Button) findViewById(R.id.btn4); btn1.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { startActivity(new Intent(context, OnlyPullDownAct.class)); } }); btn2.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { startActivity(new Intent(context, BothPullDownUpAct.class)); } }); btn3.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { startActivity(new Intent(context, PullGridpAct.class)); } }); btn4.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { startActivity(new Intent(context, PullWithCustomTextAct.class)); } }); } }
<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:orientation="vertical"> <Button android:id="@+id/btn1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="只能下拉刷新"/> <Button android:id="@+id/btn2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="下拉上拉都能刷新"/> <Button android:id="@+id/btn3" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="带下拉和上拉的GridView"/> <Button android:id="@+id/btn4" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="自定义指示器文本内容"/> </LinearLayout>
OnlyPullDownAct.java
package com.cctvjiatao.pulltorefreshlistviewdemo; import java.util.LinkedList; import android.app.Activity; import android.os.AsyncTask; import android.os.Bundle; import android.text.format.DateUtils; import android.util.Log; import android.widget.ArrayAdapter; import android.widget.ListView; import com.handmark.pulltorefresh.library.PullToRefreshBase; import com.handmark.pulltorefresh.library.PullToRefreshBase.OnRefreshListener; import com.handmark.pulltorefresh.library.PullToRefreshListView; /** * @作者: jiatao * @修改时间:2016-4-12 下午11:39:50 * @包名:com.cctvjiatao.pulltorefreshlistviewdemo * @文件名:OnlyPullDownAct.java * @版权声明:www.cctvjiatao.com * @功能: 只能下拉的 PullToRefreshListView */ public class OnlyPullDownAct extends Activity { private final String TAG = getClass().getSimpleName(); private LinkedList<String> mListItems; private PullToRefreshListView mPullRefreshListView; private ArrayAdapter<String> mAdapter; private int mItemCount = 9; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.act_pulllist); initDatas(); initView(); setListener(); } /** * 初始化数据 */ private void initDatas() { mListItems = new LinkedList<String>(); for (int i = 0; i < mItemCount; i++) { mListItems.add("" + i); } } /** * 初始化界面 */ private void initView() { // 得到控件 mPullRefreshListView = (PullToRefreshListView) findViewById(R.id.pull_refresh_list); // 设置适配器 mAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, mListItems); mPullRefreshListView.setAdapter(mAdapter); } /** * 设置监听事件 * 下拉刷新的回调:setOnRefreshListener(new OnRefreshListener<ListView>(){} */ private void setListener() { mPullRefreshListView.setOnRefreshListener(new OnRefreshListener<ListView>() { @Override public void onRefresh(PullToRefreshBase<ListView> refreshView) { Log.e(TAG, "onRefresh"); String label = DateUtils.formatDateTime(getApplicationContext(), System.currentTimeMillis(), DateUtils.FORMAT_SHOW_TIME | DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_ABBREV_ALL); refreshView.getLoadingLayoutProxy().setLastUpdatedLabel(label);// 显示最后更新的时间 new GetDataTask().execute();// 模拟加载任务 } }); } /** * 模拟加载任务 * 在回调中模拟了一个异步任务,加载了一个Item */ private class GetDataTask extends AsyncTask<Void, Void, String> { @Override protected String doInBackground(Void... params) { try { Thread.sleep(1000); } catch (InterruptedException e) { } return "" + (mItemCount++); } @Override protected void onPostExecute(String result) { mListItems.add(result); mAdapter.notifyDataSetChanged(); mPullRefreshListView.onRefreshComplete(); } } }
<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" > <com.handmark.pulltorefresh.library.PullToRefreshListView xmlns:ptr="http://schemas.android.com/apk/res-auto" android:id="@+id/pull_refresh_list" android:layout_width="fill_parent" android:layout_height="fill_parent" android:cacheColorHint="#00000000" android:divider="#19000000" android:dividerHeight="4dp" android:fadingEdge="none" android:fastScrollEnabled="false" android:footerDividersEnabled="false" android:headerDividersEnabled="false" android:smoothScrollbar="true" > </com.handmark.pulltorefresh.library.PullToRefreshListView> </RelativeLayout> <!-- 常用的一些属性: ptr:ptrMode="both" 设置上拉和下拉都支持。 可选值为:disabled(禁用下拉刷新), pullFromStart(仅支持下拉刷新), pullFromEnd(仅支持上拉刷新), both(二者都支持), manualOnly(只允许手动触发) 也可以使用代码设置,在onCreate里面写:mPullRefreshListView.setMode(Mode.BOTH);//设置你需要的模式 设置图标 ptr:ptrDrawable="@drawable/ic_launcher" 设置动画 ptr:ptrAnimationStyle="flip" 倒置、ptr:ptrAnimationStyle="rotate"旋转 ptrRefreshableViewBackground 设置整个mPullRefreshListView的背景色 ptrHeaderBackground 设置下拉Header或者上拉Footer的背景色 ptrHeaderTextColor 用于设置Header与Footer中文本的颜色 ptrHeaderSubTextColor 用于设置Header与Footer中上次刷新时间的颜色 ptrShowIndicator 如果为true会在mPullRefreshListView中出现icon,右上角和右下角,挺有意思的。 ptrHeaderTextAppearance , ptrSubHeaderTextAppearance分别设置拉Header或者上拉Footer中字体的类型颜色等等。 ptrRotateDrawableWhilePulling 当动画设置为rotate时,下拉是是否旋转。 ptrScrollingWhileRefreshingEnabled 刷新的时候,是否允许ListView或GridView滚动。觉得为true比较好。 ptrListViewExtrasEnabled 决定了Header,Footer以何种方式加入mPullRefreshListView,true为headView方式加入,就是滚动时刷新头部会一起滚动。 注:上述属性很多都可以代码控制,如果有需要可以直接mPullRefreshListView.set属性名 查看 -->
package com.cctvjiatao.pulltorefreshlistviewdemo; import java.util.LinkedList; import android.app.Activity; import android.os.AsyncTask; import android.os.Bundle; import android.util.Log; import android.widget.ArrayAdapter; import android.widget.ListView; import com.handmark.pulltorefresh.library.PullToRefreshBase; import com.handmark.pulltorefresh.library.PullToRefreshBase.Mode; import com.handmark.pulltorefresh.library.PullToRefreshBase.OnRefreshListener2; import com.handmark.pulltorefresh.library.PullToRefreshListView; /** * @作者: jiatao * @修改时间:2016-4-12 下午11:39:50 * @包名:com.cctvjiatao.pulltorefreshlistviewdemo * @文件名:BothPullDownUpAct.java * @版权声明:www.cctvjiatao.com * @功能: 能上、下拉的 PullToRefreshListView */ public class BothPullDownUpAct extends Activity { private final String TAG = getClass().getSimpleName(); private LinkedList<String> mListItems; private PullToRefreshListView mPullRefreshListView; private ArrayAdapter<String> mAdapter; private int mItemCount = 9; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.act_pulllist); initDatas(); initView(); setListener(); } /** * 初始化数据 */ private void initDatas() { mListItems = new LinkedList<String>(); for (int i = 0; i < mItemCount; i++) { mListItems.add("" + i); } } /** * 初始化界面 */ private void initView() { // 得到控件 mPullRefreshListView = (PullToRefreshListView) findViewById(R.id.pull_refresh_list); mPullRefreshListView.setMode(Mode.BOTH); // 设置适配器 mAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, mListItems); mPullRefreshListView.setAdapter(mAdapter); } /** * 设置监听事件 * 下拉、上拉刷新的回调setOnRefreshListener(new OnRefreshListener2<ListView>(){}); * interface OnRefreshListener2<V extends View> 这个接口包含两个方法,一个上拉回调,一个下拉回调 * 注:如果上拉和下拉需求是执行一样的代码,那么可以使用回调setOnRefreshListener(new OnRefreshListener<ListView>(){},上拉和下拉都会执行同一个方法,前提是要设置mPullRefreshListView.setMode(Mode.BOTH)或xml属性ptr:ptrMode="both" 。 */ private void setListener() { mPullRefreshListView.setOnRefreshListener(new OnRefreshListener2<ListView>() { @Override public void onPullDownToRefresh(PullToRefreshBase<ListView> refreshView) { Log.e(TAG, "onPullDownToRefresh"); // 这里写下拉刷新的任务 new GetDataTask().execute(); } @Override public void onPullUpToRefresh(PullToRefreshBase<ListView> refreshView) { Log.e(TAG, "onPullUpToRefresh"); // 这里写上拉加载更多的任务 new GetDataTask().execute(); } }); } /** * 模拟加载任务 在回调中模拟了一个异步任务,加载了一个Item */ private class GetDataTask extends AsyncTask<Void, Void, String> { @Override protected String doInBackground(Void... params) { try { Thread.sleep(1000); } catch (InterruptedException e) { } return "" + (mItemCount++); } @Override protected void onPostExecute(String result) { mListItems.add(result); mAdapter.notifyDataSetChanged(); mPullRefreshListView.onRefreshComplete(); } } }
package com.cctvjiatao.pulltorefreshlistviewdemo; import java.util.LinkedList; import com.handmark.pulltorefresh.library.PullToRefreshBase; import com.handmark.pulltorefresh.library.PullToRefreshBase.OnRefreshListener2; import com.handmark.pulltorefresh.library.PullToRefreshGridView; import android.app.Activity; import android.os.AsyncTask; import android.os.Bundle; import android.text.format.DateUtils; import android.util.Log; import android.widget.ArrayAdapter; import android.widget.GridView; /** * @作者: jiatao * @修改时间:2016-4-12 下午11:39:50 * @包名:com.cctvjiatao.pulltorefreshlistviewdemo * @文件名:PullGridpAct.java * @版权声明:www.cctvjiatao.com * @功能: 能上、下拉的 PullToRefreshGridView */ public class PullGridpAct extends Activity { private final String TAG = getClass().getSimpleName(); private LinkedList<String> mListItems; private PullToRefreshGridView mPullRefreshListView; private ArrayAdapter<String> mAdapter; private int mItemCount = 9; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.act_pullgrid); initDatas(); initView(); setListener(); } /** * 初始化数据 */ private void initDatas() { mListItems = new LinkedList<String>(); for (int i = 0; i < mItemCount; i++) { mListItems.add("" + i); } } /** * 初始化界面 */ private void initView() { // 得到控件 mPullRefreshListView = (PullToRefreshGridView) findViewById(R.id.pull_refresh_grid); // 设置适配器 mAdapter = new ArrayAdapter<String>(this, R.layout.item_grid, R.id.id_grid_item_text, mListItems); mPullRefreshListView.setAdapter(mAdapter); } /** * 设置监听事件 下拉、上拉刷新的回调setOnRefreshListener(new OnRefreshListener2<GridView>(){}); * interface OnRefreshListener2<V extends View> 这个接口包含两个方法,一个上拉回调,一个下拉回调 * 注:如果上拉和下拉需求是执行一样的代码,那么可以使用回调setOnRefreshListener(new OnRefreshListener<GridView >(){},上拉和下拉都会执行同一个方法, * 前提是要设置mPullRefreshListView.setMode(Mode.BOTH)或xml属性ptr:ptrMode="both" 。 */ private void setListener() { mPullRefreshListView.setOnRefreshListener(new OnRefreshListener2<GridView>() { @Override public void onPullDownToRefresh(PullToRefreshBase<GridView> refreshView) { Log.e(TAG, "onPullDownToRefresh"); String label = DateUtils.formatDateTime(getApplicationContext(), System.currentTimeMillis(), DateUtils.FORMAT_SHOW_TIME | DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_ABBREV_ALL); refreshView.getLoadingLayoutProxy().setLastUpdatedLabel(label); new GetDataTask().execute(); } @Override public void onPullUpToRefresh(PullToRefreshBase<GridView> refreshView) { Log.e(TAG, "onPullUpToRefresh"); new GetDataTask().execute(); } }); } /** * 模拟加载任务 在回调中模拟了一个异步任务,加载了一个Item */ private class GetDataTask extends AsyncTask<Void, Void, String> { @Override protected String doInBackground(Void... params) { try { Thread.sleep(1000); } catch (InterruptedException e) { } return "" + (mItemCount++); } @Override protected void onPostExecute(String result) { mListItems.add(result); mAdapter.notifyDataSetChanged(); mPullRefreshListView.onRefreshComplete(); } } }
<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" > <com.handmark.pulltorefresh.library.PullToRefreshGridView xmlns:ptr="http://schemas.android.com/apk/res-auto" android:id="@+id/pull_refresh_grid" android:layout_width="fill_parent" android:layout_height="fill_parent" android:columnWidth="100dp" android:gravity="center_horizontal" android:horizontalSpacing="1dp" android:numColumns="auto_fit" android:stretchMode="columnWidth" android:verticalSpacing="1dp" ptr:ptrDrawable="@drawable/ic_launcher" ptr:ptrAnimationStyle="flip" ptr:ptrMode="both" /> </RelativeLayout> <!-- 设置图标 ptr:ptrDrawable="@drawable/ic_launcher" 设置动画 ptr:ptrAnimationStyle="flip" 倒置、ptr:ptrAnimationStyle="rotate"旋转 -->
PullWithCustomTextAct.java
package com.cctvjiatao.pulltorefreshlistviewdemo; import java.util.LinkedList; import android.app.Activity; import android.os.AsyncTask; import android.os.Bundle; import android.text.format.DateUtils; import android.util.Log; import android.widget.ArrayAdapter; import android.widget.ListView; import com.handmark.pulltorefresh.library.ILoadingLayout; import com.handmark.pulltorefresh.library.PullToRefreshBase; import com.handmark.pulltorefresh.library.PullToRefreshBase.Mode; import com.handmark.pulltorefresh.library.PullToRefreshBase.OnRefreshListener2; import com.handmark.pulltorefresh.library.PullToRefreshListView; /** * @作者: jiatao * @修改时间:2016-4-12 下午11:39:50 * @包名:com.cctvjiatao.pulltorefreshlistviewdemo * @文件名:PullWithCustomTextAct.java * @版权声明:www.cctvjiatao.com * @功能: 设定指示器文本内容 */ public class PullWithCustomTextAct extends Activity { private final String TAG = getClass().getSimpleName(); private LinkedList<String> mListItems; private PullToRefreshListView mPullRefreshListView; private ArrayAdapter<String> mAdapter; private int mItemCount = 9; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.act_pulllist); initDatas(); initView(); setListener(); } /** * 初始化数据 */ private void initDatas() { mListItems = new LinkedList<String>(); for (int i = 0; i < mItemCount; i++) { mListItems.add("" + i); } } /** * 初始化界面 */ private void initView() { // 得到控件 mPullRefreshListView = (PullToRefreshListView) findViewById(R.id.pull_refresh_list); mPullRefreshListView.setMode(Mode.BOTH); //设定指示器文本内容:上拉和下拉的指示器同时改变 initIndicator(); //设定指示器文本内容:上拉和下拉的指示器内容单独改变 // initIndicator2(); // 设置适配器 mAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, mListItems); mPullRefreshListView.setAdapter(mAdapter); } /** * 设定指示器文本内容 * 默认是上拉和下拉的指示器内容同时改变 */ private void initIndicator() { ILoadingLayout iLoadingLayout = mPullRefreshListView.getLoadingLayoutProxy(); iLoadingLayout.setPullLabel("你可劲拉,拉...");// 刚下拉时,显示的提示 iLoadingLayout.setRefreshingLabel("好嘞,正在刷新...");// 刷新时 iLoadingLayout.setReleaseLabel("你敢放,我就敢刷新...");// 下来达到一定距离时,显示的提示 String label = DateUtils.formatDateTime(getApplicationContext(), System.currentTimeMillis(), DateUtils.FORMAT_SHOW_TIME | DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_ABBREV_ALL); iLoadingLayout.setLastUpdatedLabel(label);// 显示最后更新的时间 } /** * 设定指示器文本内容 * 上拉和下拉的指示器内容单独改变 * mPullRefreshListView.getLoadingLayoutProxy(true, false) 下拉的指示器 * mPullRefreshListView.getLoadingLayoutProxy(false, true) 上拉的指示器 */ private void initIndicator2() { ILoadingLayout startLabels = mPullRefreshListView.getLoadingLayoutProxy(true, false); startLabels.setPullLabel("你可劲拉,拉...");// 刚下拉时,显示的提示 startLabels.setRefreshingLabel("好嘞,正在刷新...");// 刷新时 startLabels.setReleaseLabel("你敢放,我就敢刷新...");// 下来达到一定距离时,显示的提示 ILoadingLayout endLabels = mPullRefreshListView.getLoadingLayoutProxy(false, true); endLabels.setPullLabel("你可劲拉,拉2...");// 刚下拉时,显示的提示 endLabels.setRefreshingLabel("好嘞,正在刷新2...");// 刷新时 endLabels.setReleaseLabel("你敢放,我就敢刷新2...");// 下来达到一定距离时,显示的提示 } /** * 设置监听事件 * 下拉、上拉刷新的回调setOnRefreshListener(new OnRefreshListener2<ListView>(){}); * interface OnRefreshListener2<V extends View> 这个接口包含两个方法,一个上拉回调,一个下拉回调 * 注:如果上拉和下拉需求是执行一样的代码,那么可以使用回调setOnRefreshListener(new OnRefreshListener<ListView>(){},上拉和下拉都会执行同一个方法,前提是要设置mPullRefreshListView.setMode(Mode.BOTH)或xml属性ptr:ptrMode="both" 。 */ private void setListener() { mPullRefreshListView.setOnRefreshListener(new OnRefreshListener2<ListView>() { @Override public void onPullDownToRefresh(PullToRefreshBase<ListView> refreshView) { Log.e(TAG, "onPullDownToRefresh"); // 这里写下拉刷新的任务 new GetDataTask().execute(); } @Override public void onPullUpToRefresh(PullToRefreshBase<ListView> refreshView) { Log.e(TAG, "onPullUpToRefresh"); // 这里写上拉加载更多的任务 new GetDataTask().execute(); } }); } /** * 模拟加载任务 在回调中模拟了一个异步任务,加载了一个Item */ private class GetDataTask extends AsyncTask<Void, Void, String> { @Override protected String doInBackground(Void... params) { try { Thread.sleep(1000); } catch (InterruptedException e) { } return "" + (mItemCount++); } @Override protected void onPostExecute(String result) { mListItems.add(result); mAdapter.notifyDataSetChanged(); mPullRefreshListView.onRefreshComplete(); } } }