Android Open Source - FolderCompare Filter Settings

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License

The source code is released under:

GNU General Public License

Java Source Code

/*
===========================================================================
/*from  w  w w  .  j a va  2s. c om*/
FolderCompare Source Code
Copyright (C) 2012 Andrey Budnik. 

This file is part of the FolderCompare Source Code.  

FolderCompare Source Code 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.

FolderCompare Source Code 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 FolderCompare Source Code.  If not, see <http://www.gnu.org/licenses/>.

===========================================================================
*/

package fc.dialogs;

import java.text.DateFormat;
import java.util.ArrayList;
import java.util.Date;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.Window;
import android.widget.ArrayAdapter;
import android.widget.CheckBox;
import android.widget.Spinner;
import android.widget.TextView;
import fc.app.R;
import fc.comparator.FilterParams;

public class FilterSettings extends Activity
{
  private static final int TIME_FROM = 1;
  private static final int TIME_TO   = 2;
  
  private Intent intent = new Intent();
  private FilterParams fltParams = new FilterParams();
  
  private String spinnerSizes[] = {"Bytes", "KB", "MB", "GB"};
  
  private TextView sizeFromText, sizeToText;
  private TextView timeFromText, timeToText;
  private Spinner spinnerFrom, spinnerTo;
  private TextView editFilter;
  private CheckBox useFilter;
  
    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        getWindow().requestFeature(Window.FEATURE_NO_TITLE);
        setContentView(R.layout.settings_filter);
        
        Intent i = getIntent();
    fltParams.SetSize( i.getLongExtra("size_from", -1), i.getLongExtra("size_to", -1) );
    fltParams.SetTime( i.getLongExtra("time_from", -1), i.getLongExtra("time_to", -1) );
    fltParams.AddNames( i.getStringArrayListExtra( "names" ) );
    fltParams.SetUseFilter( i.getBooleanExtra("use_filter", false) );
    
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item, spinnerSizes);
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        
    spinnerFrom = (Spinner)findViewById(R.id.spinner_from_kb );
    spinnerFrom.setAdapter( adapter );
    spinnerFrom.setSelection( 1 );
    
    spinnerTo = (Spinner)findViewById(R.id.spinner_to_kb );
    spinnerTo.setAdapter( adapter );
    spinnerTo.setSelection( 1 );
    
    sizeFromText = (TextView)findViewById(R.id.edit_size_from);
    if ( fltParams.GetSizeFrom() != -1 )
    {
      long measure[] = GetMeasure( fltParams.GetSizeFrom() );
      sizeFromText.setText( String.valueOf( measure[0] ) );
      spinnerFrom.setSelection( (int)measure[1] );
    }
    
    sizeToText = (TextView)findViewById(R.id.edit_size_to);
    if ( fltParams.GetSizeTo() != -1 )
    {
      long measure[] = GetMeasure( fltParams.GetSizeTo() );
      sizeToText.setText( String.valueOf( measure[0] ) );
      spinnerTo.setSelection( (int)measure[1] );
    }
    
    timeFromText = (TextView)findViewById(R.id.edit_date_from);
    if ( fltParams.GetTimeFrom() != -1 )
    {
      timeFromText.setText( TimeToStr( fltParams.GetTimeFrom() ) );
    }
    
    timeToText = (TextView)findViewById(R.id.edit_date_to);
    if ( fltParams.GetTimeTo() != -1 )
    {
      timeToText.setText( TimeToStr( fltParams.GetTimeTo() ) );
    }

    timeFromText.setOnClickListener( new View.OnClickListener() {
      @Override
      public void onClick(View v) {
        Context context = v.getContext();
        Intent intent = new Intent( context, DateTime.class );
        intent.putExtra("time", fltParams.GetTimeFrom());
        ((Activity)context).startActivityForResult( intent, TIME_FROM );
      }
    });
    
    timeToText.setOnClickListener( new View.OnClickListener() {
      @Override
      public void onClick(View v) {
        Context context = v.getContext();
        Intent intent = new Intent( context, DateTime.class );
        intent.putExtra("time", fltParams.GetTimeFrom());
        ((Activity)context).startActivityForResult( intent, TIME_TO );
      }
    });
        
    editFilter = (TextView)findViewById(R.id.edit_filter);
    
    if ( fltParams.GetNames().size() > 0 )
    {
      String filter = "";
      for( String name : fltParams.GetNames() )
      {
        filter += name + ";";
      }
      editFilter.setText( filter );
    }
    
    useFilter = (CheckBox)findViewById(R.id.check_use_filter);
    useFilter.setChecked( fltParams.IsUseFilter() );
    }
    
    private long[] GetMeasure( long size )
    {
      long result[] = new long[2];
      
      if ( size == 0 )
      {
        result[0] = 0;
        result[1] = 0;
        return result;
      }
      
      result[0] = size;
      long bytes = 1024 * 1024 * 1024;
      
      for( int maxMeasure = 3; maxMeasure > 0; maxMeasure--, bytes /= 1024 )
      {
        if ( size % bytes == 0 )
        {
          result[0] = size / bytes;
          result[1] = maxMeasure;
          return result;
        }
      }
      
      return result;
    }
    
    private long GetSize( long units, long measure )
    {
      long bytes = 1;
      
      for( int i = 0; i < measure; i++ )
      {
        bytes *= 1024;
      }
      
      return units * bytes;
    }
    
    private String TimeToStr( long time )
    {
    Date date = new Date( time );
    return DateFormat.getDateTimeInstance().format( date );
    }
    
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data)
    {
      super.onActivityResult(requestCode, resultCode, data);
      
      if ( resultCode == RESULT_CANCELED )
      {
        if ( requestCode == TIME_FROM )
        {
          long time = data.getLongExtra("time", -1 );
          fltParams.SetTime( time, fltParams.GetTimeTo() );
          intent.putExtra("time_from", fltParams.GetTimeFrom());
          if ( time != -1 )
          {
            timeFromText.setText( TimeToStr( time ) );
          }
          else
            timeFromText.setText( "" );
        }
        else
        if ( requestCode == TIME_TO )
        {
          long time = data.getLongExtra("time", -1 );
          fltParams.SetTime( fltParams.GetTimeFrom(), time );
          intent.putExtra("time_to", fltParams.GetTimeTo());
          if ( time != -1 )
          {
            timeToText.setText( TimeToStr( time ) );
          }
          else
            timeToText.setText( "" );
        }
      }
    }
    
    @Override
    public void onBackPressed()
    {
      long sizeFrom = -1, sizeTo = -1;
    
    if ( sizeFromText.getText().length() > 0 )
    {
      long units = Long.parseLong( sizeFromText.getText().toString() );
      long measure = spinnerFrom.getSelectedItemPosition();
      sizeFrom = GetSize( units, measure );
    }
    
    if ( sizeToText.getText().length() > 0 )
    {
      long units = Long.parseLong( sizeToText.getText().toString() );
      long measure = spinnerTo.getSelectedItemPosition();
      sizeTo = GetSize( units, measure );
    }
    
    fltParams.SetSize( sizeFrom, sizeTo );
    
    String filter = editFilter.getText().toString();
    String names[] = filter.split( ";" );
    
    if ( names.length > 0 )
    {
      ArrayList< String > list = new ArrayList< String >();
      for( int i = 0; i < names.length; i++ )
      {
        list.add( names[i] );
      }
      fltParams.AddNames( list );
    }
    
    fltParams.SetUseFilter( useFilter.isChecked() );
    
    intent.putExtra("size_from", fltParams.GetSizeFrom());
    intent.putExtra("size_to", fltParams.GetSizeTo());
    intent.putStringArrayListExtra( "names", fltParams.GetNames() );
    intent.putExtra("use_filter", fltParams.IsUseFilter());
    
      finish();
    }
    
  @Override
  protected void onResume()
  {
    super.onResume();
    
    intent.putExtra("size_from", fltParams.GetSizeFrom());
    intent.putExtra("size_to", fltParams.GetSizeTo());
    intent.putExtra("time_from", fltParams.GetTimeFrom());
    intent.putExtra("time_to", fltParams.GetTimeTo());
    intent.putStringArrayListExtra( "names", fltParams.GetNames() );
    intent.putExtra("use_filter", fltParams.IsUseFilter());
    
    setResult(RESULT_CANCELED, intent);
  }
}

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