Android Open Source - TodoList Finished Todo Fragment

• Back to App/todo  ↑

From Project

Back to project page TodoList.

License

The source code is released under:

Apache License

Java Source Code

package lyc.app.fragment;
/* w  w  w  .  j a va 2s  .c  om*/
import android.database.Cursor;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.LoaderManager;
import android.support.v4.content.CursorLoader;
import android.support.v4.content.Loader;
import android.util.Log;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.TextView;

import lyc.app.App;
import lyc.app.R;
import lyc.app.adapter.TodoCursorAdapter;

import static lyc.app.App.Todo.ACTUAL_FINISHED_DATE_SORT_ORDER;
import static lyc.app.App.Todo.COLUMN_STATUS;
import static lyc.app.App.Todo.CONTENT_URI;

/**
 * Created by ivan on 14-10-24.
 */
public class FinishedTodoFragment extends Fragment
    implements LoaderManager.LoaderCallbacks<Cursor> {

  private static final String TAG = "FinishedTodoFragment";
  private TextView tipsTextView;
  private ListView myListView;
  private TodoCursorAdapter adapter;

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container,
                           Bundle savedInstanceState) {

    View view = inflater.inflate(R.layout.todo_fragment, container, false);
    tipsTextView = (TextView) view.findViewById(R.id.tips);
    tipsTextView.setText(R.string.tips_no_data_for_finished);

    myListView = (ListView) view.findViewById(R.id.myListView);
    adapter = new TodoCursorAdapter(getActivity(), R.layout.todo_item_layout, null);
    myListView.setAdapter(adapter);

    registerForContextMenu(myListView);
    return view;
  }

  @Override
  public void onActivityCreated(Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);
    Log.d(TAG, "-----------");
    if (getArguments() != null) {
      boolean isRefresh = getArguments().getBoolean("is_refresh");
      if (isRefresh) {
        getActivity().getSupportLoaderManager().restartLoader(1, null, this);
      }
    } else {
      getActivity().getSupportLoaderManager().initLoader(1, null, this);
    }
  }


  @Override
  public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    return new CursorLoader(getActivity(), CONTENT_URI, null, COLUMN_STATUS + " = ?",
                            new String[]{String.valueOf(App.Todo.STATUS_FINISHED)},
                            ACTUAL_FINISHED_DATE_SORT_ORDER);
  }

  @Override
  public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
    if (data.getCount() > 0) {
      myListView.setVisibility(View.VISIBLE);
      tipsTextView.setVisibility(View.GONE);
    } else {
      myListView.setVisibility(View.GONE);
      tipsTextView.setVisibility(View.VISIBLE);
    }
    adapter.changeCursor(data);
  }

  @Override
  public void onLoaderReset(Loader<Cursor> loader) {
    adapter.changeCursor(null);
  }


  @Override
  public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
    super.onCreateContextMenu(menu, v, menuInfo);
    menu.setHeaderTitle(R.string.remove_dialog_title);
    menu.add(0, 0, 0, R.string.button_positive_label);
    menu.add(0, 1, 1, R.string.button_negative_label);
  }

  @Override
  public boolean onContextItemSelected(MenuItem item) {
    AdapterView.AdapterContextMenuInfo
        info = (AdapterView.AdapterContextMenuInfo) item.getMenuInfo();
    switch (item.getItemId()) {
      case 0:
        removeTodo(info.id);
        return true;
      case 1:
        return true;
      default:
        return super.onContextItemSelected(item);
    }
  }

  private void removeTodo(long id) {
    int count = getActivity().getContentResolver().delete(App.Todo.CONTENT_URI,
                                                          App.Todo._ID + " = ?",
                                                          new String[]{String.valueOf(id)});
    if (count > 0) {
      getActivity().getSupportLoaderManager().restartLoader(1, null, this);
    }
  }
}

Java Source Code List

• Back to App/todo  ↑