swtactionhelper.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: 1.2 $
 * $Date: 2007/01/20 10:19:31 $
 * $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.swt;

import ui2swt.Action;
import ui2swt.ClassDefinition;
import ui2swt.UIDefinition;
import ui2swt.Widget;


public class SWTActionHelper extends SWTHelper
{
    private static final String UI_NAME_2       = "name.cstring";
    private static final String UI_NAME_3       = "name.cstring";
    private static final String UI_NAME_4       = "name";

    private static final String UI_TEXT         = "text.string";

    private static final String UI_MENU_TEXT_2  = "menuText.string";
    private static final String UI_MENU_TEXT_3  = "menuText.string";
    private static final String UI_MENU_TEXT_4  = "text.string";

    private static final String UI_ICON_SET_2   = "iconSet.iconset";
    private static final String UI_ICON_SET_3   = "iconSet.iconset";
    private static final String UI_ICON_SET_4   = "icon.iconset";

    
    //
    //
    //
    
    public static Action getAction(
        UIDefinition    iUIDefinition,
        String          iName )
    {
        Action result = null;
        
        switch (iUIDefinition.getVersion())
        {
            case UIDefinition.VERSION_2:
                result = iUIDefinition.getAction(UI_NAME_2, iName);
                break;
                
            case UIDefinition.VERSION_3:
                result = iUIDefinition.getAction(UI_NAME_3, iName);
                break;

            case UIDefinition.VERSION_4:
                result = iUIDefinition.getAction(UI_NAME_4, iName);
                break;
        }
        
        return result;
    }


    //
    //
    //
    
    public static String getName(
        UIDefinition    iUIDefinition,
        Action          iAction )
    {
        String result = null;
        
        switch (iUIDefinition.getVersion())
        {
            case UIDefinition.VERSION_2:
                result = iAction.getProperty(UI_NAME_2);
                break;
                
            case UIDefinition.VERSION_3:
                result = iAction.getProperty(UI_NAME_3);
                break;

            case UIDefinition.VERSION_4:
                result = iAction.getProperty(UI_NAME_4);
                break;
        }
        
        return result;
    }

    
    public static String getText(
        UIDefinition    iUIDefinition,
        Action          iAction )
    {
        return iAction.getTextProperty(UI_TEXT, "");
    }

    
    public static String getMenuText(
        UIDefinition    iUIDefinition,
        Action          iAction )
    {
        String result = null;
        
        switch (iUIDefinition.getVersion())
        {
            case UIDefinition.VERSION_2:
                result = iAction.getTextProperty(UI_MENU_TEXT_2, "");
                break;
                
            case UIDefinition.VERSION_3:
                result = iAction.getTextProperty(UI_MENU_TEXT_3, "");
                break;

            case UIDefinition.VERSION_4:
                result = iAction.getTextProperty(UI_MENU_TEXT_4, "");
                break;
        }
        
        return result;
    }

    
    public static boolean containsIconSet(
        UIDefinition    iUIDefinition,
        Action          iAction )
    {
        boolean result = false;
        
        switch (iUIDefinition.getVersion())
        {
            case UIDefinition.VERSION_2:
                result = iAction.containsProperty(UI_ICON_SET_2);
                break;
                
            case UIDefinition.VERSION_3:
                result = iAction.containsProperty(UI_ICON_SET_3);
                break;

            case UIDefinition.VERSION_4:
                result = iAction.containsProperty(UI_ICON_SET_4);
                break;
        }
        
        return result;
    }

    
    public static String getIconSet(
        UIDefinition    iUIDefinition,
        Action          iAction )
    {
        String result = null;
        
        switch (iUIDefinition.getVersion())
        {
            case UIDefinition.VERSION_2:
                result = iAction.getProperty(UI_ICON_SET_2);
                break;
                
            case UIDefinition.VERSION_3:
                result = iAction.getProperty(UI_ICON_SET_3);
                break;

            case UIDefinition.VERSION_4:
                result = iAction.getProperty(UI_ICON_SET_4);
                break;
        }
        
        return result;
    }
    
    
    //
    //
    //

    public static void translate(
        UIDefinition    iUIDefinition,
        Action          iAction,
        ClassDefinition iClassDefinition )
    {
        String name = SWTActionHelper.getName(iUIDefinition, iAction);
        
        iClassDefinition.addAttribute("public", "Runnable", name);
    }
    
    
    public static void generateAddSelectionListenerCode(
        UIDefinition    iUIDefinition,
        Widget          iWidget,
        String          iActionName,
        ClassDefinition iClassDefinition )
    {
        String widgetVar  = iWidget.getProperty(SWTWidgetHelper.SWT_VAR);
        String className  = iClassDefinition.getName();

        iClassDefinition
            .addImport("org.eclipse.swt.SWT")
            .addImport("org.eclipse.swt.events.SelectionEvent")
            .addImport("org.eclipse.swt.events.SelectionListener")
            .getConstructor()
                .addStatement(widgetVar+".addSelectionListener(")
                .addStatement("    new SelectionListener()")
                .addStatement("    {")
                .addStatement("        public void widgetSelected( SelectionEvent iEvent )")
                .addStatement("        {")
                .addStatement("            if ( "+className+".this."+iActionName+" != null )")
                .addStatement("            {")
                .addStatement("                "+className+".this."+iActionName+".run();")
                .addStatement("            }")
                .addStatement("        }")
                .addStatement("        public void widgetDefaultSelected( SelectionEvent iEvent )")
                .addStatement("        {")
                .addStatement("            this.widgetSelected(iEvent);")
                .addStatement("        }")
                .addStatement("    });");
    }
}