ListView CheckBox点击事件

列表Item点击，CheckBox状态切换，滑动CheckBox状态保持

main.xml

android:orientation="vertical"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:padding="5dip"

android:id="@+id/ListView"/>

listitem.xml

android:id="@+id/linear"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:padding="10dip">

android:id="@+id/wishname"

android:layout_width="100px"

android:layout_height="wrap_content"

android:gravity="left"

android:text="TextView01"

android:textSize="20dip"/>

android:id="@+id/checkBox1"

android:layout_width="40px"

android:layout_height="wrap_content"

android:layout_alignParentRight="true"

android:layout_marginLeft="140dp"

android:focusable="false">

Main.java

importjava.util.HashMap;

importjava.util.Map;

importandroid.app.Activity;

importandroid.os.Bundle;

importandroid.view.View;

importandroid.view.ViewGroup;

importandroid.widget.AdapterView;

importandroid.widget.AdapterView.OnItemClickListener;

importandroid.widget.BaseAdapter;

importandroid.widget.CheckBox;

importandroid.widget.CompoundButton;

importandroid.widget.ListView;

importandroid.widget.TextView;

importandroid.widget.Toast;

publicclassMainextendsActivity {

privateListView list;

privateListAdapter listadapter;

privateString[] arr =newString[20];

privateMap status =newHashMap();

/** Called when the activity is first created. */

@Override

publicvoidonCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

for(inti=0;i<20;i++){

arr[i] = i+""+i+""+i+""+i;

status.put(i,false);

}

// 绑定Layout里面的ListView

list = (ListView) findViewById(R.id.ListView);

listadapter =newListAdapter();

// 添加并且显示

list.setAdapter(listadapter);

// 添加点击事件

list.setOnItemClickListener(newOnItemClickListener() {

publicvoidonItemClick(AdapterView parent, View view,

intposition,longid) {

Toast.makeText(Main.this,"Item点击事件", Toast.LENGTH_SHORT).show();

}

});

}

privateclassListAdapterextendsBaseAdapter {

publicintgetCount() {

returnarr.length;

}

publicObject getItem(intposition) {

returnposition;

}

publiclonggetItemId(intposition) {

returnposition;

}

publicView getView(finalintposition, View view, ViewGroup parent) {

// 获取布局文件

if(view ==null) {

view = getLayoutInflater().inflate(R.layout.listitem,null);

}

// 获取控件

TextView name = (TextView) view.findViewById(R.id.wishname);

CheckBox ck = (CheckBox) view.findViewById(R.id.checkBox1);

ck.setChecked(status.get(position));

if(arr !=null) {

name.setText(arr[position]);

ck.setOnClickListener(newView.OnClickListener() {

@Override

publicvoidonClick(View v) {

status.put(position, !status.get(position));

Toast.makeText(Main.this,"CheckBox点击事件", Toast.LENGTH_SHORT).show();

}

});

}

returnview;

}

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