Android Open Source - Campaign-Manager-Code-Sample Approve Campaign Task

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License

The source code is released under:

Apache License

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Java Source Code

/*******************************************************************************
 * Copyright (c) Microsoft Open Technologies, Inc.
 * All Rights Reserved//from   ww w  .j av  a 2 s .c o  m
 * See License.txt in the project root for license information. 
 ******************************************************************************/
package com.microsoft.campaignmanager.tasks;


import com.microsoft.campaignmanager.CampaignApplication;
import com.microsoft.campaignmanager.datasource.CampaignItemsDataSource;
import com.microsoft.campaignmanager.viewmodel.CampaignListViewItem;

import android.app.Activity;
import android.app.Fragment;
import android.app.ProgressDialog;
import android.os.AsyncTask;
import android.widget.Toast;

// TODO: Auto-generated Javadoc
/**
 * The Class ApproveCampaignTask.
 */
public class ApproveCampaignTask extends AsyncTask<CampaignListViewItem, Void, Void> {

  /** The m source. */
  private CampaignItemsDataSource mSource;
  
  /** The m activity. */
  private Activity mActivity;
  
  /** The m dialog. */
  private ProgressDialog mDialog;
  
  /** The m application. */
  private CampaignApplication mApplication;
  
  /** The m throwable. */
  private Throwable mThrowable;

  /**
   * Instantiates a new update car task.
   *
   * @param activity the activity
   */
  public ApproveCampaignTask(Activity activity, Fragment fragment) {
    mActivity = activity;
    mDialog = new ProgressDialog(mActivity);
    mApplication = (CampaignApplication) activity.getApplication();
    mSource = new CampaignItemsDataSource(mApplication);
  }

  /* (non-Javadoc)
   * @see android.os.AsyncTask#onPreExecute()
   */
  protected void onPreExecute() {
    mDialog.setTitle("Updating campaign...");
    mDialog.setMessage("Please wait.");
    mDialog.setCancelable(false);
    mDialog.setIndeterminate(true);
    mDialog.show();
  }

  /* (non-Javadoc)
   * @see android.os.AsyncTask#onPostExecute(java.lang.Object)
   */
  @Override
  protected void onPostExecute(Void result) {
    if (mDialog.isShowing()) {
      mDialog.dismiss();
    }

    if (mThrowable == null) {
      Toast.makeText(mActivity, "Campaign is approved.", Toast.LENGTH_SHORT).show();
      
    } else {
      mApplication.handleError(mThrowable);
    }
  }

  /* (non-Javadoc)
   * @see android.os.AsyncTask#doInBackground(Params[])
   */
  @Override
  protected Void doInBackground(CampaignListViewItem... params) {
    CampaignListViewItem viewItem = params[0];
    if (viewItem != null) {
      try {
        mSource.updateSelectedCampaign(viewItem);
      } catch (Throwable t) {
        mThrowable = t;
      }
    } else {
      mThrowable = new IllegalArgumentException(
          "params argument must contain at least a CampaignListViewItem");
    }
    return null;
  }
}

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