item.java

A translator that converts Qt Designer UI files into SWT java classes. Use the power of Qt Designer

/* This file is part of ui2swt.
 *
 * $Revision: 1.3 $
 * $Date: 2007/01/14 10:34:54 $
 * $Name:  $
 *
 * Copyright (C) 2006-2007 James Forbes, All Rights Reserved.
 *
 * This software is provided 'as-is', without any express or implied warranty.
 * In no event will the authors be held liable for any damages arising from the
 * use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 *  1. The origin of this software must not be misrepresented; you must not
 *     claim that you wrote the original software. If you use this software in
 *     a product, an acknowledgment in the product documentation would be
 *     appreciated but is not required.
 *
 *  2. Altered source versions must be plainly marked as such, and must not be
 *     misrepresented as being the original software.
 *
 *  3. This notice may not be removed or altered from any source distribution.
 */

package ui2swt;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.TreeSet;


public abstract class Item 
{
    protected Map properties;
    

    //
    //
    //
    
    public Item()
    {
        this.properties = new HashMap();
    }
    

    //
    //
    //
    
    public boolean containsProperty( String iName )
    {
        return this.properties.containsKey(iName);
    }
    
    
    public String getProperty( String iName )
    {
        return (String)(this.properties.get(iName));
    }
    

    public String getStringProperty( String iName, String iDefaultValue )
    {
        String value = this.getProperty(iName);
        
        if ( value == null )
        {
            return iDefaultValue;
        }
        else
        {
            return value;
        }
    }
    
    
    public String getTextProperty( String iName, String iDefaultValue )
    {
        String value = this.getProperty(iName);
        
        if ( value == null )
        {
            return getTextValue(iDefaultValue);
        }
        else
        {
            return getTextValue(value);
        }
    }
    
    
    public int getIntProperty( String iName, int iDefaultValue )
    {
        String value = this.getProperty(iName);
        
        if ( value == null )
        {
            return iDefaultValue;
        }
        else
        {
            return Integer.parseInt(value);
        }
    }
    
    
    public boolean getBoolProperty( String iName, boolean iDefaultValue )
    {
        String value = this.getProperty(iName);
        
        if ( value == null )
        {
            return iDefaultValue;
        }
        else
        {
            return Boolean.valueOf(value).booleanValue();
        }
    }
    
    
    public int getEnumProperty(
        String      iName,
        String[]    iStringValues,
        int[]       iIntValues,
        int         iDefaultValue )
    {
        if ( this.containsProperty(iName) )
        {
            String   value    = this.getProperty(iName);
            String[] valueSet = value.split("\\|");
            
            for ( int i = 0; i < iStringValues.length; i++ )
            {
                for ( int j = 0; j < valueSet.length; j++ )
                {
                    if ( iStringValues[i].equals(valueSet[j]) )
                    {
                        return iIntValues[i];
                    }
                }
            }
        }

        return iDefaultValue;
    }
    

    //
    //
    //
    
    public void setProperty( String iName, String iValue )
    {
        this.properties.put(iName, iValue);
    }
    
    
    public void setProperty( String iName, StringBuffer iValue )
    {
        this.setProperty(iName, iValue.toString());
    }
    
    
    public void setIntProperty( String iName, int iValue )
    {
        this.setProperty(iName, Integer.toString(iValue));
    }
    
    
    public void setBoolProperty( String iName, boolean iValue )
    {
        this.setProperty(iName, Boolean.toString(iValue));
    }
    
    
    //
    //
    //
    
    protected static String getTextValue( String iValue )
    {
        StringBuffer result = new StringBuffer();
        
        result.append('"');
        
        if ( iValue != null )
        {
            for ( int i = 0; i < iValue.length(); i++ )
            {
                char ch = iValue.charAt(i);
                
                switch (ch)
                {
                    case '"':
                        result.append("\\\"");
                        break;
                       
                    case '\\':
                        result.append("\\");
                        break;
                       
                    case '\n':
                        result.append("\\n");
                        break;
                        
                    default:
                        result.append(ch);
                        break;
                }
            }
        }
        
        result.append('"');
        
        return result.toString();
    }
    
    
    //
    //
    //
    
    static void dumpProperties( Item iItem, String iIndent )
    {
        Set keys = new TreeSet(iItem.properties.keySet());
        
        Iterator iKey = keys.iterator();
        
        while ( iKey.hasNext() )
        {
            Object key = iKey.next();
            Object value = iItem.properties.get(key);
            String valueString = ((value == null) ? "" : value.toString());
            
            if ( valueString.length() > 60 )
            {
                System.out.println(iIndent+"  property: "+key+" = "+valueString.substring(0,60)+"...");
            }
            else
            {
                System.out.println(iIndent+"  property: "+key+" = "+valueString);
            }
        }
    }
}