Android Open Source - ExpertAndroid Base Activity

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License

The source code is released under:

MIT License

Java Source Code

package com.androidbook.parse;
//from w  w w .jav  a2s.  com
import android.app.Activity;
import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.util.Log;
import android.widget.Toast;

public abstract class BaseActivity extends Activity
implements IReportBack
{
    //private variables set by constructor
  private static String tag=null;
  private ProgressDialog pd = null;
  
  public BaseActivity(String inTag)
  {
    tag = inTag;
  }
  
  public void reportBack(String message)
  {
    reportBack(tag,message);
  }
  public void reportTransient(String message)
  {
    reportTransient(tag,message);
  }
  
  public void reportBack(String tag, String message)
  {
    Log.d(tag,message);
  }
  public void reportTransient(String tag, String message)
  {
    String s = tag + ":" + message;
    Toast mToast = Toast.makeText(this, s, Toast.LENGTH_SHORT);
    mToast.show();
    reportBack(tag,message);
    Log.d(tag,message);
  }
  public boolean invalidString(String s)
    {
      return !validString(s);
    }
    public boolean validString(String s)
    {
      if (s == null)
      {
        return false;
      }
      if (s.trim().equalsIgnoreCase(""))
      {
        return false;
      }
      return true;
    }  
  public void gotoActivity(Class activityClassReference)
  {
    Intent i = new Intent(this,activityClassReference);
    startActivity(i);
  }
  
  //Utility functions
  public void turnOnProgressDialog(String title, String message)
  {
    pd = ProgressDialog.show(this,title,message);
  }
  public void turnOffProgressDialog()
  {
    pd.cancel();
  }
  
  public void alert(String title, String message)
  {
    AlertDialog alertDialog = new AlertDialog.Builder(this).create();
    alertDialog.setTitle(title);
    alertDialog.setMessage(message);
    alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
       public void onClick(DialogInterface dialog, int which) {
       }
    });
    alertDialog.show();    
  }
}//eof-class

Java Source Code List

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