I am doing MultiChoiceAdapter with Listview.But when i Run then crashed.What is Error please help me.
May be problem this line:
CheckedTextView checkedView=(CheckedTextView) view.findViewById(R.id.checkBox1);
04-03 17:15:32.709: E/Trace(5044): error opening trace file: No such file or directory (2)
04-03 17:15:33.409: D/dalvikvm(5044): GC_CONCURRENT freed 39K, 7% free 2793K/2976K, paused 20ms+12ms, total 84ms
04-03 17:15:33.529: D/AndroidRuntime(5044): Shutting down VM
04-03 17:15:33.529: W/dalvikvm(5044): threadid=1: thread exiting with uncaught exception (group=0x40a71930)
04-03 17:15:33.549: E/AndroidRuntime(5044): FATAL EXCEPTION: main
04-03 17:15:33.549: E/AndroidRuntime(5044): java.lang.ClassCastException: android.widget.CheckBox cannot be cast to android.widget.CheckedTextView
04-03 17:15:33.549: E/AndroidRuntime(5044): at com.example.ppp.MainActivity$MyArrayAdapter.getView(MainActivity.java:149)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.widget.AbsListView.obtainView(AbsListView.java:2159)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.widget.ListView.measureHeightOfChildren(ListView.java:1246)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.widget.ListView.onMeasure(ListView.java:1158)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.View.measure(View.java:15518)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4825)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1404)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.widget.LinearLayout.measureVertical(LinearLayout.java:695)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.widget.LinearLayout.onMeasure(LinearLayout.java:588)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.View.measure(View.java:15518)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4825)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.View.measure(View.java:15518)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.widget.LinearLayout.measureVertical(LinearLayout.java:847)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.widget.LinearLayout.onMeasure(LinearLayout.java:588)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.View.measure(View.java:15518)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:4825)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
04-03 17:15:33.549: E/AndroidRuntime(5044): at com.android.internal.policy.impl.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2176)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.View.measure(View.java:15518)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:1874)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1089)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1265)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:989)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:4351)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.Choreographer$CallbackRecord.run(Choreographer.java:749)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.Choreographer.doCallbacks(Choreographer.java:562)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.Choreographer.doFrame(Choreographer.java:532)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:735)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.os.Handler.handleCallback(Handler.java:725)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.os.Handler.dispatchMessage(Handler.java:92)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.os.Looper.loop(Looper.java:137)
04-03 17:15:33.549: E/AndroidRuntime(5044): at android.app.ActivityThread.main(ActivityThread.java:5041)
04-03 17:15:33.549: E/AndroidRuntime(5044): at java.lang.reflect.Method.invokeNative(Native Method)
04-03 17:15:33.549: E/AndroidRuntime(5044): at java.lang.reflect.Method.invoke(Method.java:511)
04-03 17:15:33.549: E/AndroidRuntime(5044): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
04-03 17:15:33.549: E/AndroidRuntime(5044): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
04-03 17:15:33.549: E/AndroidRuntime(5044): at dalvik.system.NativeStart.main(Native Method)
MainAcivity:
package com.example.ppp;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.CheckedTextView;
import android.widget.ListView;
import android.widget.Toast;
public class MainActivity extends Activity {
ListView myListView;
Button getResult;
private ArrayList<String> dayOfWeekList=new ArrayList<String>();
private void initDayOfWeekList(){
dayOfWeekList.add("sunday");
dayOfWeekList.add("Monday");
dayOfWeekList.add("Tuesday");
dayOfWeekList.add("Wednesday");
dayOfWeekList.add("Fridayday");
dayOfWeekList.add("sunday");
dayOfWeekList.add("satday");
}
MyArrayAdapter adapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
getResult=(Button)findViewById(R.id.btnResult);
initDayOfWeekList();
ListView lv=(ListView)findViewById(R.id.listView1);
adapter=new MyArrayAdapter(this,
R.layout.adapter_layout, R.id.checkBox1
, dayOfWeekList);
lv.setAdapter(adapter);
lv.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View v, int position,
long id) {
adapter.toggleChecked(position);
}
});
getResult.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
String res="";
ArrayList<String> resultList=adapter.getCheckedItem();
for (int i = 0; i < resultList.size(); i++) {
res+=String.valueOf(resultList.get(i))+"\n";
adapter.getCheckedPosition().toString();
Toast.makeText(getApplicationContext(), res, Toast.LENGTH_LONG).show();
}
}
});
}
private class MyArrayAdapter extends ArrayAdapter<String>{
private HashMap<Integer, Boolean> myChecked=new HashMap<Integer, Boolean>();
public MyArrayAdapter(Context context, int resource,
int textViewResourceId, List<String> objects) {
super(context, resource, textViewResourceId, objects);
for (int i = 0; i < objects.size(); i++) {
myChecked.put(i, false);
}
}
public void toggleChecked(int position) {
if(myChecked.get(position)){
myChecked.put(position, false);
Toast.makeText(getApplicationContext(), "false", Toast.LENGTH_LONG).show();
}else{
myChecked.put(position, true);
}
notifyDataSetChanged();
}
public ArrayList<Integer> getCheckedPosition() {
ArrayList<Integer> CheckedPosition=new ArrayList<Integer>();
for (int i = 0; i < myChecked.size(); i++) {
if(myChecked.get(i)){
(CheckedPosition).add(i);
}
}
return CheckedPosition;
}
public ArrayList<String> getCheckedItem() {
ArrayList<String> CheckedItem=new ArrayList<String>();
for (int i = 0; i < myChecked.size(); i++) {
if(myChecked.get(i)){
(CheckedItem).add(dayOfWeekList.get(i));
}
}
return CheckedItem;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View view=convertView;
if(view==null){
LayoutInflater inflat=getLayoutInflater();
view=inflat.inflate(R.layout.adapter_layout, parent,false);
}
CheckedTextView checkedView=(CheckedTextView) view.findViewById(R.id.checkBox1);
checkedView.setText(dayOfWeekList.get(position));
Boolean checked=myChecked.get(position);
if(checked!=null){
checkedView.setChecked(checked);
}
return view;
}
}
}
adapter_layout.xml:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="horizontal" >
<ImageView
android:id="@+id/imageView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/ic_launcher" />
<CheckBox
android:id="@+id/checkBox1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:padding="10dp"
android:layout_marginTop="5dp"
android:text="CheckBox" />
</LinearLayout>
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="horizontal" >
<ImageView
android:id="@+id/imageView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/ic_launcher" />
<CheckBox
android:id="@+id/checkBox1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:padding="10dp"
android:layout_marginTop="5dp"
android:text="CheckBox" />
</LinearLayout>