Différentes Icônes dans la Vue Liste

J'ai créer une vue de liste , chaque élément de l'obtention d'une icône distincte le long de la côté droit. J'ai écrit un code , mais sa ne fonctionne pas ? comment dois-je procéder ?
l'application se bloque

CODE

public class LoginMenu extends ListActivity
{
TextView maintext, subtext;
QuickContactBadge icon;
private static final String[] menuitems = { "Availability", "Messages",
"Greetings", "Address Book", "Calls", "Settings" };
@Override
protected void onCreate(Bundle savedInstanceState)
{
//TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.menu);
maintext = (TextView) findViewById(R.id.tvMainText);
subtext = (TextView) findViewById(R.id.tvSubText);
setListAdapter(new IconicAdapter());    
}    
class IconicAdapter extends ArrayAdapter<String>
{    
public IconicAdapter()
{
super(LoginMenu.this, R.layout.menu, R.id.tvMainText, menuitems);
//TODO Auto-generated constructor stub
}   
@Override
public View getView(int position, View convertView, ViewGroup parent)
{
//TODO Auto-generated method stub
View row = super.getView(position, convertView, parent);
icon = (QuickContactBadge) findViewById(R.id.iContactBadge);
if (menuitems[0] != null)
{
icon.setImageResource(R.drawable.menu_availability);
}
else if (menuitems[1] != null)
{
icon.setImageResource(R.drawable.menu_messages);
}    
else if (menuitems[2] != null)
{
icon.setImageResource(R.drawable.menu_greetings);
}
else if (menuitems[3] != null)
{
icon.setImageResource(R.drawable.menu_contacts);    
}
else if (menuitems[4] != null)
{
icon.setImageResource(R.drawable.menu_calls);
}
else if (menuitems[5] != null)
{
icon.setImageResource(R.drawable.menu_settings);
}
return (row);
}    
}
}

IMAGE de Mon fichier XML contient une image , textview et un autre sous-texte organisées conformément à la figure ci-dessous

LOGCAT

10-11 04:46:15.088: E/AndroidRuntime(726): FATAL EXCEPTION: main
10-11 04:46:15.088: E/AndroidRuntime(726): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.avst.callxpressmobile/com.example.avst.callxpressmobile.MenuScreen}: java.lang.RuntimeException: Your content must have a ListView whose id attribute is 'android.R.id.list'
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2059)
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2084)
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.app.ActivityThread.access$600(ActivityThread.java:130)
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1195)
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.os.Handler.dispatchMessage(Handler.java:99)
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.os.Looper.loop(Looper.java:137)
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.app.ActivityThread.main(ActivityThread.java:4745)
10-11 04:46:15.088: E/AndroidRuntime(726):  at java.lang.reflect.Method.invokeNative(Native Method)
10-11 04:46:15.088: E/AndroidRuntime(726):  at java.lang.reflect.Method.invoke(Method.java:511)
10-11 04:46:15.088: E/AndroidRuntime(726):  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786)
10-11 04:46:15.088: E/AndroidRuntime(726):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
10-11 04:46:15.088: E/AndroidRuntime(726):  at dalvik.system.NativeStart.main(Native Method)
10-11 04:46:15.088: E/AndroidRuntime(726): Caused by: java.lang.RuntimeException: Your content must have a ListView whose id attribute is 'android.R.id.list'
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.app.ListActivity.onContentChanged(ListActivity.java:243)
10-11 04:46:15.088: E/AndroidRuntime(726):  at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:259)
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.app.Activity.setContentView(Activity.java:1867)
10-11 04:46:15.088: E/AndroidRuntime(726):  at com.example.avst.callxpressmobile.MenuScreen.onCreate(MenuScreen.java:22)
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.app.Activity.performCreate(Activity.java:5008)
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1079)
10-11 04:46:15.088: E/AndroidRuntime(726):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2023)
10-11 04:46:15.088: E/AndroidRuntime(726):  ... 11 more

OriginalL'auteur chitranna | 2012-10-11