问安卓系统进度条的ListView

EN

<ListView
    android:id="@+id/listView"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent" />

private final Context context;
private int layoutResourceID;
private ArrayList<YourDataModel> objects;


public ListAdapter(Context context, int layoutResourceID, ArrayList<YourDataModel> objects) {
    super(context, layoutResourceID, objects);

    this.context = context;
    this.layoutResourceID = layoutResourceID;
    this.objects = objects;
}

@Override
public View getView(int position, final View convertView, ViewGroup parent) {

    View row = convertView;

    final ListHolder listHolder;
    if(row == null) {
        LayoutInflater inflater = ((Activity)context).getLayoutInflater();
        row = inflater.inflate(layoutResourceID, parent, false);

        itemProgressBar = (ProgressBar) row.findViewById(R.id.item_progressbar);

        row.setTag(listHolder);

    } else {
        listHolder = (ListHolder) row.getTag();
    }


    final DataCategory list = objects.get(position);    // get your data object

    // assign values to your items of listView



    return row;
}

class ListHolder {
    ProgressBar itemProgressBar;
}

ListAdapterHome listAdapter = new ListAdapter(YourActivity.this,
        R.layout.item, ArrayListOfYourDataModel);   // pass the arrayList of your dataModel there

ListView listView = (ListView) view.findViewById(R.id.listView);
listView.setAdapter(listAdapterHome);