ListView + CheckBox (全选，反选，取消)

Xml布局

<strong><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" >    <ListView        android:id="@+id/lv"        android:layout_width="match_parent"        android:layout_height="match_parent"        android:layout_weight="1" />    <LinearLayout        android:layout_width="match_parent"        android:layout_height="wrap_content"        android:orientation="horizontal" >        <Button            android:id="@+id/btn1"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_weight="1"            android:text="全选" />        <Button            android:id="@+id/btn2"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_weight="1"            android:text="取消" />        <Button            android:id="@+id/btn3"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_weight="1"            android:text="反选" />    </LinearLayout></LinearLayout></strong>

Main

<strong>package com.bw.list_checkbox;import java.util.ArrayList;import java.util.List;import android.app.Activity;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.ListView;import android.widget.Toast;import com.bw.adapter.Myadapter;public class MainActivity extends Activity {private ListView lv;private Button btn2, btn1, btn3;private List<String> list;private Myadapter adapter;private int nuber = 0;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);lv = (ListView) findViewById(R.id.lv);btn1 = (Button) findViewById(R.id.btn1);btn2 = (Button) findViewById(R.id.btn2);btn3 = (Button) findViewById(R.id.btn3);list = new ArrayList<String>();initDate();adapter = new Myadapter(this, list);lv.setAdapter(adapter);btn1.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {for (int i = 0; i < list.size(); i++) {boolean[] checks = Myadapter.checks;if (checks[i] == false) {checks[i] = true;}}nuber = list.size();Change();}});btn2.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {for (int i = 0; i < list.size(); i++) {boolean[] checks = Myadapter.checks;if (checks[i] == true) {checks[i] = false;}}nuber = list.size();Change();}});btn3.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {for (int k = 0; k < list.size(); k++) {boolean[] checks = Myadapter.checks;if (checks[k] == true) {checks[k] = false;nuber--;} else {checks[k] = true;nuber++;}}Change();}});}private void initDate() {for (int i = 0; i < 15; i++) {list.add("data" + i);}}public void Change() {adapter.notifyDataSetChanged();Toast.makeText(MainActivity.this, "已选择" + nuber + "项",Toast.LENGTH_SHORT).show();}}</strong>

Adapter

<strong>package com.bw.adapter;import java.util.List;import com.bw.list_checkbox.R;import android.content.Context;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.CheckBox;import android.widget.CompoundButton;import android.widget.TextView;public class Myadapter extends BaseAdapter {private Context contextx;private List<String> list;public static boolean[] checks;;public Myadapter(Context context, List<String> list) {this.contextx = context;this.list = list;checks = new boolean[list.size()];}@Overridepublic int getCount() {return list.size();}@Overridepublic Object getItem(int arg0) {return null;}@Overridepublic long getItemId(int arg0) {return 0;}@Overridepublic View getView(final int position, View convertView, ViewGroup parent) {Haodler handler;if (convertView == null) {handler = new Haodler();convertView = View.inflate(contextx, R.layout.list_adapter, null);handler.text = (TextView) convertView.findViewById(R.id.adapter_text);handler.cb = (CheckBox) convertView.findViewById(R.id.adapter_cb);convertView.setTag(handler);}handler = (Haodler) convertView.getTag();handler.text.setText(list.get(position));final int pos = position;handler.cb.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {@Overridepublic void onCheckedChanged(CompoundButton buttonView,boolean isChecked) {checks[pos] = isChecked;}});handler.cb.setChecked(checks[pos]);return convertView;}class Haodler {TextView text;public CheckBox cb;}}</strong>