Android中ListView结合CheckBox实现数据批量选择（全选、反选、全不选）

<?xml version="1.0" encoding="utf-8"?> 
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
 android:layout_width="fill_parent" 
 android:layout_height="wrap_content" 
 android:background="#ffffff" 
 android:orientation="horizontal"> 
 
 <LinearLayout 
  android:layout_width="wrap_content" 
  android:layout_height="wrap_content" 
  android:layout_gravity="center_vertical" 
  android:gravity="center_vertical" 
  android:orientation="horizontal"> 
 
  <CheckBox 
   android:id="@+id/checkbox_operate_data" 
   android:layout_width="wrap_content" 
   android:layout_height="wrap_content" 
   android:layout_gravity="center_vertical" 
   android:layout_margin="6dp" 
   android:visibility="gone" /> 
 
  <ImageView 
   android:id="@+id/material_item_img" 
   android:layout_width="wrap_content" 
   android:layout_height="wrap_content" 
   android:layout_gravity="center_vertical" 
   android:adjustViewBounds="true" 
   android:scaleType="centerCrop" 
   android:src="@mipmap/ic_launcher" /> 
 
 
 </LinearLayout> 
 
 
 <LinearLayout 
  android:layout_width="fill_parent" 
  android:layout_height="wrap_content" 
  android:layout_gravity="center_vertical" 
  android:orientation="horizontal" 
  android:paddingBottom="10dp" 
  android:paddingTop="10dp"> 
 
  <View 
   android:id="@+id/user_head_img" 
   android:layout_width="5dp" 
   android:layout_height="fill_parent" 
   android:background="#4483c9" /> 
 
  <LinearLayout 
   android:layout_width="fill_parent" 
   android:layout_height="wrap_content" 
   android:orientation="vertical"> 
 
   <TextView 
    android:id="@+id/text_title" 
    android:layout_width="wrap_content" 
    android:layout_height="wrap_content" 
    android:gravity="center_vertical" 
    android:singleLine="true" 
    android:text="标题" 
    android:textColor="#555555" 
    android:textSize="16sp" /> 
 
   <LinearLayout 
    android:layout_width="fill_parent" 
    android:layout_height="wrap_content" 
    android:layout_marginTop="10dp" 
    android:gravity="center_vertical" 
    android:orientation="horizontal"> 
 
    <TextView 
     android:id="@+id/text_desc" 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:layout_gravity="center_vertical" 
     android:gravity="bottom" 
     android:singleLine="true" 
     android:text="描述描述描述描述描述描述" 
     android:textColor="#aaaaaa" 
     android:textSize="14sp" /> 
 
   </LinearLayout> 
  </LinearLayout> 
 </LinearLayout> 
 
</LinearLayout> 

public class DataBean { 
 
 public String id; 
 
 public String title; 
 
 public String desc; 
 
 public boolean isCheck; 
 
 public DataBean(String id, String title, String desc) { 
  this.id = id; 
  this.title = title; 
  this.desc = desc; 
 } 
} 

import android.content.Context; 
import android.view.LayoutInflater; 
import android.view.View; 
import android.view.ViewGroup; 
import android.widget.BaseAdapter; 
import android.widget.CheckBox; 
import android.widget.TextView; 
 
import java.util.List; 
 
 
public class MyAdapter extends BaseAdapter { 
 
 private Context mContext; 
 
 private List<DataBean> mDatas; 
 
 private LayoutInflater mInflater; 
 
 public boolean flage = false; 
 
 
 
 public MyAdapter(Context mContext, List<DataBean> mDatas) { 
  this.mContext = mContext; 
  this.mDatas = mDatas; 
 
  mInflater = LayoutInflater.from(this.mContext); 
 
 } 
 
 @Override 
 public int getCount() { 
  return mDatas.size(); 
 } 
 
 @Override 
 public Object getItem(int i) { 
  return mDatas.get(i); 
 } 
 
 @Override 
 public long getItemId(int i) { 
  return i; 
 } 
 
 @Override 
 public View getView(int position, View convertView, ViewGroup viewGroup) { 
 
  ViewHolder holder = null; 
 
  if (convertView == null) { 
   // 下拉项布局 
   convertView = mInflater.inflate(R.layout.list_item_data, null); 
 
   holder = new ViewHolder(); 
 
   holder.checkboxOperateData = (CheckBox) convertView.findViewById(R.id.checkbox_operate_data); 
   holder.textTitle = (TextView) convertView.findViewById(R.id.text_title); 
   holder.textDesc = (TextView) convertView.findViewById(R.id.text_desc); 
 
   convertView.setTag(holder); 
 
  } else { 
 
   holder = (ViewHolder) convertView.getTag(); 
  } 
 
  final DataBean dataBean = mDatas.get(position); 
  if (dataBean != null) { 
   holder.textTitle.setText(dataBean.title); 
   holder.textDesc.setText(dataBean.desc); 
 
 
   // 根据isSelected来设置checkbox的显示状况 
   if (flage) { 
    holder.checkboxOperateData.setVisibility(View.VISIBLE); 
   } else { 
    holder.checkboxOperateData.setVisibility(View.GONE); 
   } 
 
   holder.checkboxOperateData.setChecked(dataBean.isCheck); 
 
   //注意这里设置的不是onCheckedChangListener，还是值得思考一下的 
   holder.checkboxOperateData.setOnClickListener(new View.OnClickListener() { 
    @Override 
    public void onClick(View v) { 
     if (dataBean.isCheck) { 
      dataBean.isCheck = false; 
     } else { 
      dataBean.isCheck = true; 
     } 
    } 
   }); 
  } 
  return convertView; 
 } 
 
 class ViewHolder { 
 
  public CheckBox checkboxOperateData; 
 
  public TextView textTitle; 
 
  public TextView textDesc; 
 } 
} 

public class MainActivity extends Activity { 
 
 private Button button; 
 
 private ListView listView; 
 
 private List<DataBean> mDatas; 
 
 private MyAdapter mAdapter; 
 
 @Override 
 protected void onCreate(Bundle savedInstanceState) { 
  super.onCreate(savedInstanceState); 
  setContentView(R.layout.activity_main); 
  button = (Button) findViewById(R.id.button); 
  listView = (ListView) findViewById(R.id.listView); 
 
  mDatas = new ArrayList<>(); 
  for (int i = 0; i < 20; i++) { 
 
   DataBean dataBean = new DataBean("" + i, "上邪", "山无棱，天地合，乃敢与君绝"); 
   mDatas.add(dataBean); 
  } 
 
  mAdapter = new MyAdapter(this, mDatas); 
  listView.setAdapter(mAdapter); 
 
 } 
 
 /** 
  * 编辑、取消编辑 
  * @param view 
  */ 
 public void btnEditList(View view) { 
 
  mAdapter.flage = !mAdapter.flage; 
 
  if (mAdapter.flage) { 
   button.setText("取消"); 
  } else { 
   button.setText("编辑"); 
  } 
 
  mAdapter.notifyDataSetChanged(); 
 } 
 
 /** 
  * 全选 
  * @param view 
  */ 
 public void btnSelectAllList(View view) { 
  if (mAdapter.flage) { 
   for (int i = 0; i < mDatas.size(); i++) { 
    mDatas.get(i).isCheck = true; 
   } 
 
   mAdapter.notifyDataSetChanged(); 
  } 
 } 
 
 /** 
  * 全不选 
  * @param view 
  */ 
 public void btnNoList(View view) { 
 
  if (mAdapter.flage) { 
   for (int i = 0; i < mDatas.size(); i++) { 
    mDatas.get(i).isCheck = false; 
   } 
 
   mAdapter.notifyDataSetChanged(); 
  } 
 } 
 
 /** 
  * 反选 
  * @param view 
  */ 
 public void btnfanxuanList(View view) { 
  if (mAdapter.flage) { 
   for (int i = 0; i < mDatas.size(); i++) { 
    if (mDatas.get(i).isCheck) { 
     mDatas.get(i).isCheck = false; 
    } else { 
     mDatas.get(i).isCheck = true; 
    } 
   } 
 
   mAdapter.notifyDataSetChanged(); 
  } 
 } 
 
 /** 
  * 获取选中数据 
  * @param view 
  */ 
 public void btnOperateList(View view) { 
 
  List<String> ids = new ArrayList<>(); 
 
  if (mAdapter.flage) { 
 
   for (int i = 0; i < mDatas.size(); i++) { 
    if (mDatas.get(i).isCheck) { 
     ids.add(mDatas.get(i).id); 
    } 
   } 
 
   Toast.makeText(MainActivity.this,ids.toString(), Toast.LENGTH_SHORT).show(); 
   Log.e("TAG", ids.toString()); 
  } 
 } 
}