Android Open Source - Android-ProgressFragment Default Progress List Fragment

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License

The source code is released under:

Apache License

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Java Source Code

/*
 * Copyright (C) 2013 Evgeny Shishkin/*w  w  w. ja va  2s .  co  m*/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.devspark.progressfragment.sample.sherlock;

import android.os.Bundle;
import android.os.Handler;
import android.view.View;
import android.widget.ArrayAdapter;

import com.actionbarsherlock.view.Menu;
import com.actionbarsherlock.view.MenuInflater;
import com.actionbarsherlock.view.MenuItem;
import com.devspark.progressfragment.SherlockProgressListFragment;

/**
 * Sample implementation of {@link com.devspark.progressfragment.SherlockProgressListFragment}.
 *
 * @author Evgeny Shishkin
 */
public class DefaultProgressListFragment extends SherlockProgressListFragment {
    private Handler mHandler;
    private Runnable mShowContentRunnable = new Runnable() {

        @Override
        public void run() {
            setListAdapter(new ArrayAdapter<String>(getActivity(),
                    android.R.layout.simple_list_item_1, getResources().getStringArray(R.array.sweets)));
            setListShown(true);
        }

    };

    public static DefaultProgressListFragment newInstance() {
        DefaultProgressListFragment fragment = new DefaultProgressListFragment();
        return fragment;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setHasOptionsMenu(true);
    }

    @Override
    public void onActivityCreated(Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);
        // Setup text for empty content
        setEmptyText(R.string.empty);
        obtainData();
    }

    @Override
    public void onDestroyView() {
        super.onDestroyView();
        mHandler.removeCallbacks(mShowContentRunnable);
    }

    @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        inflater.inflate(R.menu.refresh, menu);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
            case R.id.menu_refresh:
                obtainData();
                return true;
            default:
                return super.onOptionsItemSelected(item);
        }
    }

    private void obtainData() {
        // Show indeterminate progress
        setListShown(false);

        mHandler = new Handler();
        mHandler.postDelayed(mShowContentRunnable, 3000);
    }
}

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