Android Open Source - Arthashastra Part2 N

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License

The source code is released under:

GNU General Public License

Java Source Code

package org.aakashlabs.arthashastra;
/*  w  ww.j a  v  a2  s .c o  m*/
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStreamReader;

import android.app.Fragment;
import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.Toast;

/*
 *  Arthashastra - a financial literacy app
    Copyright (C) 2013 Made by Tushar Bhargava (tushar1995@gmail.com)

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * 
 *
 */

/**
 * Refer to Part1A fragment for documentation.
 * 
 * @author Tushar Bhargava
 *
 */

public class Part2N extends Fragment{
  
  // Global variables
  public static final String file_name="score_file";

   @Override
      public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         
          View V=inflater.inflate(R.layout.part2nlayout, container, false);
   
          // Setting Button actions here
          
          Button fair_value_acc=(Button)V.findViewById(R.id.fair_value_accounting);
          fair_value_acc.setOnClickListener(new View.OnClickListener(){
        
        public void onClick(View v)
        {
          score_add(150);
          // the URL of the Khan Academy video
          Intent i=new Intent(android.content.Intent.ACTION_VIEW,Uri.parse("http://youtu.be/s-5_H3z-Cv0"));
          startActivity(i);
        }// end innermost function
      });// end onClick function
          
          Button depreciation=(Button)V.findViewById(R.id.intro_depreciation);
          depreciation.setOnClickListener(new View.OnClickListener(){
        
        public void onClick(View v)
        {
          score_add(150);
          // the URL of the Khan Academy video
          Intent i=new Intent(android.content.Intent.ACTION_VIEW,Uri.parse("http://youtu.be/0E3PuHiDU9U"));
          startActivity(i);
        }// end innermost function
      });// end onClick function
          
          Button dep_truck=(Button)V.findViewById(R.id.depreciating_the_truck);
          dep_truck.setOnClickListener(new View.OnClickListener(){
        
        public void onClick(View v)
        {
          score_add(150);
          // the URL of the Khan Academy video
          Intent i=new Intent(android.content.Intent.ACTION_VIEW,Uri.parse("http://youtu.be/iewvEGWARBY"));
          startActivity(i);
        }// end innermost function
      });// end onClick function
          
          Button dep_cash_flow=(Button)V.findViewById(R.id.depreciation_in_cash_flow);
          dep_cash_flow.setOnClickListener(new View.OnClickListener(){
        
        public void onClick(View v)
        {
          score_add(150);
          // the URL of the Khan Academy video
          Intent i=new Intent(android.content.Intent.ACTION_VIEW,Uri.parse("http://youtu.be/uX2w0b8Qlss"));
          startActivity(i);
        }// end innermost function
      });// end onClick function
          
          Button amortization_and_dep=(Button)V.findViewById(R.id.amortization_and_depreciation);
          amortization_and_dep.setOnClickListener(new View.OnClickListener(){
        
        public void onClick(View v)
        {
          score_add(150);
          // the URL of the Khan Academy video
          Intent i=new Intent(android.content.Intent.ACTION_VIEW,Uri.parse("http://youtu.be/eKw3Aq0vvbo"));
          startActivity(i);
        }// end innermost function 
      });// end onClick function
          
          Button one_pg=(Button)V.findViewById(R.id.one_page_button);
          one_pg.setOnClickListener(new View.OnClickListener(){
        
        public void onClick(View v)
        {
          score_add(750);
          view_PDF("onepage.pdf");        
        }// end innermost function 
      });// end onClick function
          
          
          // Inflate the layout for this fragment
          return V;
   
   }// end onCreateView function 
   
   // Standard Methods now
   


    public int get_score()
    {
      int score=0;
      
      File file=new File(getActivity().getFilesDir(), file_name);
      
      if(!file.exists())
      {
        return score;
      }// end if statement
        
         try
         {
        FileInputStream fis = getActivity().openFileInput(file_name);
        InputStreamReader in=new InputStreamReader(fis);
        BufferedReader br=new BufferedReader(in);
        score=Integer.parseInt(br.readLine());
         }// end try statement
         
         catch (Exception e)
         {
        e.printStackTrace();
         }// end catch statement
      
         return score;
         
    }// end function

    public void score_add(int add_val)
    {
      int original_sc=get_score();
      int new_sc=original_sc+add_val;
      
      // a string to write to the file
      String score=Integer.toString(new_sc);
      
      FileOutputStream outputStream;
      
      try
      {
        outputStream=getActivity().openFileOutput(file_name,Context.MODE_PRIVATE);
        outputStream.write(score.getBytes());
        outputStream.close();
      }
      catch(Exception e)
      {
      e.printStackTrace();  
      }// end catch statement
      
    }// end function
    

    public void view_PDF(String file_name)
    {
      // I'm assuming all my files will be stored on the SD card directly ; using bluetooth
      // for tablet testing

      File file = new File(Environment.getExternalStorageDirectory()+"/bluetooth/"+file_name);
      
      if(file.exists())
      {
      // Now I am going to use an intent to let the default application handle PDF viewing
      Uri path=Uri.fromFile(file);
      Intent pdf_view = new Intent(android.content.Intent.ACTION_VIEW);
        pdf_view.setDataAndType(path,"application/pdf");
        pdf_view.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
        
        
        try
        {
          startActivity(pdf_view);
        }// end try statement
      
      catch(ActivityNotFoundException e)
      {
        Toast no_app=Toast.makeText(getActivity(), "Application to view PDF missing", Toast.LENGTH_SHORT);
        no_app.show();
      }// end catch statement
      }// end if statement
      
      else
      {
        System.out.println("File does not exist !");
      }// end else statement

      
    }// end function 


  
}// end class

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