Android Open Source - wiki-contacts-android Intent Service Impl

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License

The source code is released under:

Apache License

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Java Source Code

package com.kahkong.wikicontacts.service;
/*ww w .  j av a2  s  . c o m*/
import java.io.FileNotFoundException;
import java.io.InputStream;

import android.app.Activity;
import android.app.PendingIntent;
import android.content.Intent;
import android.net.Uri;
import android.os.Parcelable;

/**
 * 
 * @author Poh Kah Kong
 *
 */
public class IntentServiceImpl implements IntentService {
  private static IntentService instance;

  private Activity activity;

  private IntentServiceImpl() {  
  }

  public synchronized static IntentService getInstance() {
    if (instance==null) {
      instance = new IntentServiceImpl();
    }
    return instance;
  }

  public void setActivity(Activity activity) {
    this.activity = activity;
  }
  
  public void startActivity(Class<?> cls) {
    startActivityWithParcelable(cls, null, null);
  }

  public void startActivityWithParcelable(Class<?> cls, String[] name, Parcelable[] extra) {
    Intent intent = new Intent(activity, cls);
    if (extra!=null) {
      for (int i=0; i<extra.length; i++) {
        intent.putExtra(name[i], extra[i]);      
      }
    }
    activity.startActivity(intent);      
  }

  public void startService(Class<?> cls) {
    Intent intent = new Intent(activity, cls);
    activity.startService(intent);
  }

  public void stopService(Class<?> cls) {
    Intent intent = new Intent(activity, cls);
    activity.stopService(intent);
  }

  public void startCallActivity(String number, String countryCode) {
    Intent intent = new Intent(Intent.ACTION_CALL);
    Uri data = Uri.parse("tel:+" + countryCode + number);
    intent.setData(data);
    activity.startActivity(intent);
  }
  
  public void startImageChooserActivity(int requestCode) {
        Intent intent = new Intent();
        intent.setType("image/*");
        intent.setAction(Intent.ACTION_GET_CONTENT);
        intent.addCategory(Intent.CATEGORY_OPENABLE);
        activity.startActivityForResult(intent, requestCode);    
  }
  
  public InputStream getActivityResultInputStream(Intent data) {
    try {
      return activity.getContentResolver().openInputStream(data.getData());
    } catch (FileNotFoundException e) {
      e.printStackTrace();
      return null;
    }    
  }

  public void startUrlActivity(String url) {
    Intent intent = new Intent(Intent.ACTION_VIEW);
    Uri data = Uri.parse(url);
    intent.setData(data);
    activity.startActivity(intent);    
  }
  
  public void startEmailActivity(String email) {
    startEmailActivity(email, null);
  }

  public void startEmailActivity(String email, String subject) {
    Intent intent = new Intent(Intent.ACTION_VIEW);
    String emailLink = "mailto:" + email;
    if (subject!=null) {
      emailLink += "?subject=" + subject;
    }
    Uri data = Uri.parse(emailLink);
    intent.setData(data);
    activity.startActivity(intent);    
  }
  
  public PendingIntent getPendingIntent(Class<?> cls, int requestCode) {
    Intent intent = new Intent(activity, cls);
    return PendingIntent.getActivity(activity, requestCode, intent, 0);
  }
}

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