br.com.cybereagle.androidbase.tip.TipManagerFragment.java Source code

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Here is the source code for br.com.cybereagle.androidbase.tip.TipManagerFragment.java

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/*
 * Copyright 2013 Cyber Eagle
 *
 * 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 br.com.cybereagle.androidbase.tip;

import roboguice.fragment.RoboFragment;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.support.v4.view.ViewPager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import br.com.cybereagle.androidbase.R;

public class TipManagerFragment extends RoboFragment {

    public static final String TAG = "TIP_MANAGER_FRAGMENT";

    public static final String TIP_LAYOUT_IDS_KEY = "TIP_LAYOUT_IDS";
    public static final String TIMEOUT_KEY = "TIMEOUT_IDS";

    private TipPagerAdapter tipPagerAdapter;
    private ViewPager viewPager;

    private long timeout;
    //   private TipChangeTask tipChangeTask;

    private boolean hidden = false;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        this.timeout = getArguments().getLong(TIMEOUT_KEY, 10);
        //      this.tipChangeTask = new TipChangeTask();
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        View tipsView = inflater.inflate(R.layout.tip_manager_layout, container, false);
        this.tipPagerAdapter = new TipPagerAdapter(getFragmentManager(),
                getArguments().getIntArray(TIP_LAYOUT_IDS_KEY));
        this.viewPager = (ViewPager) tipsView.findViewById(R.id.tip_pager);
        this.viewPager.setSaveEnabled(false);
        this.viewPager.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {

            @Override
            public void onPageSelected(int position) {
                //            if (tipChangeTask.getStatus().equals(AsyncTask.Status.RUNNING)) {
                //               tipChangeTask.cancel(true);
                //            }
                if (position == (tipPagerAdapter.getCount() - 1)) {
                    stop();
                }
            }

            @Override
            public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {

            }

            @Override
            public void onPageScrollStateChanged(int state) {

            }
        });
        new SetViewPagerAdapterTask().execute();
        return tipsView;
    }

    public void start(FragmentActivity fragmentActivity) {
        FragmentManager fragmentManager = fragmentActivity.getSupportFragmentManager();
        FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
        fragmentTransaction.setCustomAnimations(R.anim.slide_in_right, R.anim.slide_out_left);
        fragmentTransaction.add(android.R.id.content, this, TAG);
        fragmentTransaction.commit();
        hidden = false;
    }

    public boolean isShowing() {
        return getFragmentManager() == null ? false : !hidden;
    }

    private void nextItem() {
        viewPager.setCurrentItem(viewPager.getCurrentItem() + 1, true);
    }

    public void stop() {
        //      if ( tipChangeTask.getStatus().equals(AsyncTask.Status.RUNNING)) {
        //         tipChangeTask.cancel(true);
        //      }
        FragmentTransaction fragmentTransaction = getFragmentManager().beginTransaction();
        fragmentTransaction.setCustomAnimations(R.anim.slide_in_right, R.anim.slide_out_left);
        fragmentTransaction.hide(this);
        fragmentTransaction.commit();
        hidden = true;

        new DestroyTask(getFragmentManager()).execute();
    }

    private class SetViewPagerAdapterTask extends AsyncTask<Void, Void, Void> {

        @Override
        protected void onPostExecute(Void result) {
            viewPager.setAdapter(tipPagerAdapter);
        }

        @Override
        protected Void doInBackground(Void... params) {
            return null;
        }

    }

    private class TipChangeTask extends AsyncTask<Void, Void, Void> {
        @Override
        protected Void doInBackground(Void... params) {
            try {
                Thread.sleep(timeout * 1000);
            } catch (InterruptedException e) {

            }
            return null;
        }

        @Override
        protected void onPostExecute(Void result) {
            nextItem();
        }
    }

    private class DestroyTask extends AsyncTask<Void, Void, Void> {

        private FragmentManager fragmentManager;

        public DestroyTask(FragmentManager fragmentManager) {
            this.fragmentManager = fragmentManager;
        }

        @Override
        protected Void doInBackground(Void... params) {
            try {
                Thread.sleep(500);
            } catch (InterruptedException e) {

            }
            return null;
        }

        @Override
        protected void onPostExecute(Void result) {
            try {
                FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
                tipPagerAdapter.destroy(fragmentTransaction);
                fragmentTransaction.remove(TipManagerFragment.this);
                fragmentTransaction.commit();
            } catch (Exception e) {

            }
        }

    }
}