Greetings of the day to everybody ,i am creating a custom list view
with textview and checkboxes by using array adapter and i am able to
display the list with checkboxes but when i select one checkbox and
scroll down and see that one again the secongd checkbox is also
beinged checked automatically how i dont know and second doubt is i
want to store the checkbox which is selected how can i do that one .i
am new to this platform please suggest me solution .below is the code
i am using
ListTestActivity.java
public class ListTestActivity extends ListActivity {
/** Called when the activity is first created. */
String tag = "Events";
String[] presidents;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Create an array of Strings, that will be put to our
ListActivity
presidents
=getResources().getStringArray(R.array.presidents_array);
ArrayAdapter<Model> adapter = new InteractiveArrayAdapter(this,
getModel());
Log.d(tag," event");
setListAdapter(adapter);
Log.d(tag," 1");
}
private List<Model> getModel() {
Log.d(tag,"bht");
int index = presidents.length;
int positio;
String Linux;
//List<Model> list = new ArrayList<Model>();
/*for(positio=0;positio<=index ;++positio){
String Linux="hai";
List<Model> list = new ArrayList<Model>();
list.add(get(presidents[positio]));
list.add(get(Linux));
Log.d(tag," 2");
//Toast.makeText(this,"You have selected
" ,Toast.LENGTH_SHORT).show();
//if(positio>=10){
return list;
//}
}*/
List<Model> list = new ArrayList<Model>();
//int position=0;
//List<Model> list = new ArrayList<Model>();
//list.add(get(presidents[position]));
for(positio=0;positio<index ;positio++){
Linux=presidents[positio];
list.add(get(Linux));
}
Log.d(tag,"bht1");
/*list.add(get("Windows7"));
list.add(get("Suse"));
list.add(get("Eclipse"));
list.add(get("Ubuntu"));
list.add(get("Solaris"));
list.add(get("Android"));
list.add(get("iPhone"));*/
// Initially select one of the items
//list.get(1).setSelected(true);
//String re=list.get(1);
Log.d(tag," event1");
return list;
}
private Model get(String s) {
Log.d(tag," event2");
return new Model(s);
}
}
InteractiveArrayAdapter.java
public class InteractiveArrayAdapter extends ArrayAdapter<Model> {
String tag = "Events";
private final List<Model> list;
private final Activity context;
public InteractiveArrayAdapter(Activity context, List<Model> list) {
super(context, R.layout.rowbuttonlayout, list);
this.context = context;
this.list = list;
}
static class ViewHolder {
protected TextView text;
protected CheckBox checkbox,checkbox1;
}
@Override
public View getView(int position, View convertView, ViewGroup parent)
{
Log.d(tag," 3");
View view = null;
if (convertView == null) {
LayoutInflater inflator = context.getLayoutInflater();
view = inflator.inflate(R.layout.rowbuttonlayout, null);
final ViewHolder viewHolder = new ViewHolder();
viewHolder.text = (TextView)
view.findViewById(R.id.label);
viewHolder.checkbox = (CheckBox)
view.findViewById(R.id.check);
viewHolder.checkbox1 = (CheckBox)
view.findViewById(R.id.checkbox1);
viewHolder.checkbox
.setOnCheckedChangeListener(new
CompoundButton.OnCheckedChangeListener() {
@Override
public void
onCheckedChanged(CompoundButton buttonView,
boolean
isChecked) {
Model element = (Model)
viewHolder.checkbox
.getTag();
String
posit=element.getName();
Log.d(posit,"identifyme");
element.setSelected(buttonView.isChecked());
int
dam=viewHolder.checkbox.getId();
//Log.d(dam,"bbb");
System.out.println("Checked : " + viewHolder.checkbox.getId());
}
});
viewHolder.checkbox1
.setOnCheckedChangeListener(new
CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton
buttonView,
boolean isChecked) {
Model element = (Model)
viewHolder.checkbox1
.getTag();
String posit=element.getName();
Log.d(posit,"identify");
element.setSelected(buttonView.isChecked());
//Log.d(tag,"identifyme");
}
});
view.setTag(viewHolder);
Log.d(tag,"me");
viewHolder.checkbox.setTag(list.get(position));
viewHolder.checkbox1.setTag(list.get(position));
} else {
view = convertView;
Log.d(tag,"meeee");
((ViewHolder)
view.getTag()).checkbox.setTag(list.get(position));
((ViewHolder)
view.getTag()).checkbox1.setTag(list.get(position));
}
ViewHolder holder = (ViewHolder) view.getTag();
holder.text.setText(list.get(position).getName());
//String Dis=list.get(position).getName();
//Log.d(Dis," event7");
holder.checkbox.setChecked(list.get(position).isSelected());
holder.checkbox1.setChecked(list.get(position).isSelected());
Log.d(tag," event7");
return view;
}
}
--
You received this message because you are subscribed to the Google
Groups "Android Developers" group.
To post to this group, send email to [email protected]
To unsubscribe from this group, send email to
[email protected]
For more options, visit this group at
http://groups.google.com/group/android-developers?hl=en
