Android Open Source - MyResumeAndroidApp Intent Utils

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License

The source code is released under:

Apache License

Java Source Code

package com.fernandocejas.mycv.util;
//w ww  .  j a va  2  s. c  o m
import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.net.Uri;

import java.io.File;
import java.util.List;

/**
 * The android10 coder: http://www.android10.org/
 *
 * Utils for Intents stuff
 *
 * @author Fernando Cejas <http://fernandocejas.com/>
 */
public class IntentUtils {
  
  private IntentUtils() {}

  /**
   * Views/Opens an url.
   *
   * @param context A context needed to open the activity to be launched
   * @param url String url to open/view.
   *
   * @author Fernando Cejas <http://fernandocejas.com/>
   */
  public static void viewURL(Context context, String url){
    final Uri uri = Uri.parse(url);
    final Intent intent = new Intent(Intent.ACTION_VIEW, uri);

    context.startActivity(intent);
  }

  /**
   * Checks if an intent is available before launching it.
   *
   * @param context A context used to call the activity.
   * @param action The action that will be checked.
   *
   * @author Fernando Cejas <http://fernandocejas.com/>
   */
    public static boolean isIntentAvailable(Context context, String action) {
        final PackageManager packageManager = context.getPackageManager();
        final Intent intent = new Intent(action);
        final List<ResolveInfo> list = packageManager.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY);

        return list.size() > 0;
    }

  /**
   * Dials a number using the built in Android intent system.
   *
   * @param context A context used to call the activity.
   *
   * @author Fernando Cejas <http://fernandocejas.com/>
   */
    public static void dialNumber(Context context, String uri) {
      final String action = Intent.ACTION_DIAL;
      
    context.startActivity(new Intent(action, Uri.parse(uri)));
    }

  /**
   * Composes a new mail using the built in Android intent system.
   *
    * @param context A context used to call the activity.
   * @param chooserTitle String representing the title of the chooser.
   * @param mailAddress String representing destination email.
   * @param mailSubject String representing the subject of the email.
   * @param mailBody String representing the body of the email.
   *
   * @author Fernando Cejas <http://fernandocejas.com/>
   */
    public static void composeMail(Context context, String chooserTitle, String mailAddress, String mailSubject, String mailBody) {
      @SuppressWarnings("unused")
      final String intentTypeEmailPlain = "text/plain";        //use this for testing in the emulator
      final String intentTypeEmailMessage = "message/rfc822";    //use this from live device

    final Intent intent = new Intent(Intent.ACTION_SEND);
    intent.setType(intentTypeEmailMessage); 
    intent.putExtra(Intent.EXTRA_EMAIL, new String[]{mailAddress});
    intent.putExtra(Intent.EXTRA_SUBJECT, mailSubject);  
    intent.putExtra(Intent.EXTRA_TEXT, mailBody);
    
    context.startActivity(Intent.createChooser(intent, chooserTitle));
    }

  /**
   * Attempts to open a file using the Android built-in Intent system.
   *
   * @param context A context needed for opening a file.
   * @param file The file to open.
   *
   * @throws ActivityNotFoundException
   *
   * @author Fernando Cejas <http://fernandocejas.com/>
   */
    public static void openFile(Context context, File file) throws ActivityNotFoundException {
    final Uri pathUri = Uri.fromFile(file);
    
    final String extension = android.webkit.MimeTypeMap.getFileExtensionFromUrl(Uri.fromFile(file).toString());
    final String mimetype = android.webkit.MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);

    final Intent intent = new Intent(Intent.ACTION_VIEW);
    intent.setDataAndType(pathUri, mimetype);  
    intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

    context.startActivity(intent); 
    }

  /**
   * Attempts to open a youtube video using the native Youtube application. If this is not available
   * let Android manages the content passed as a parameter (in this case could open an url in the default
   * browser.
   *
   * @param context A context needed for opening the youtube application/activity.
   * @param videoId A youtube video id.
   *                Example: if the youtube url was 'http://www.youtube.com/watch?v=l_NmDalX4kc',
   *                the video id would be 'l_NmDalX4kc'
   *
   * @author Fernando Cejas <http://fernandocejas.com/>
   */
    public static void openYoutubeApplicationVideo(Context context, String videoId) {
      final String urlYoutubeApplication = "vnd.youtube:" + videoId;
      final String urlYoutubeWeb = "www.youtube.com/watch?v=" + videoId;
      
      Intent youtubeCall;

    try {
        youtubeCall = new Intent(Intent.ACTION_VIEW, Uri.parse(urlYoutubeApplication));
        youtubeCall.setClassName("com.google.android.youtube", "com.google.android.youtube.PlayerActivity");
      context.startActivity(youtubeCall); 
      
    }catch (Exception e) {
      try {
          youtubeCall = new Intent(Intent.ACTION_VIEW, Uri.parse(urlYoutubeApplication));
        context.startActivity(youtubeCall);
        
      } catch (Exception ex) {
          youtubeCall = new Intent(Intent.ACTION_VIEW, Uri.parse(urlYoutubeWeb));
        context.startActivity(youtubeCall);
      }
    }
    }

  /**
   * Attempts to open the Google Play Store.
   *
   * @param context A context needed for opening the application/activity.
   * @param packageName The package name of the application to open.
   */
    public static void openAndroidPlayStore(Context context, String packageName) {
    final String marketUrl = "market://details?id=" + packageName.trim();
    IntentUtils.viewURL(context, marketUrl);
    }
}

Java Source Code List

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