swttexthelper.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: 1.7 $
 * $Date: 2007/01/14 10:35:38 $
 * $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.ClassDefinition;
import ui2swt.UIDefinition;
import ui2swt.Widget;


public class SWTTextHelper extends SWTHelper
{
    public static final int SWT_ALIGNMENT_UNKNOWN   = 0;
    public static final int SWT_ALIGNMENT_LEFT      = 1;
    public static final int SWT_ALIGNMENT_CENTRE    = 2;
    public static final int SWT_ALIGNMENT_RIGHT     = 3;

    
    //
    //
    //
    
    private static final String UI_ALIGNMENT = "alignment.set";
    
    private static final String UI_ALIGNMENT_STRING_VALUE_2[] =
        { "AlignLeft", "AlignCenter", "AlignHCenter", "AlignRight" };

    private static final String UI_ALIGNMENT_STRING_VALUE_3[] =
        { "Qt::AlignLeft", "AlignCenter", "AlignHCenter", "AlignRight" };

    private static final String UI_ALIGNMENT_STRING_VALUE_4[] =
        { "Qt::AlignLeft", "Qt::AlignCenter", "Qt::AlignHCenter", "Qt::AlignRight" };
    
    private static final int UI_ALIGNMENT_INT_VALUE[] =
        {   SWT_ALIGNMENT_LEFT,
            SWT_ALIGNMENT_CENTRE,
            SWT_ALIGNMENT_CENTRE,
            SWT_ALIGNMENT_RIGHT };
    
    
    private static final String UI_TEXT     = "text.string";

    private static final String UI_HTML_2   = "text.string";
    private static final String UI_HTML_3   = "text.string";
    private static final String UI_HTML_4   = "html.string";
    
    
    private static final String UI_FONT_FAMILY              = "font.font.family";
    private static final String UI_FONT_POINT_SIZE          = "font.font.pointsize";
    private static final String UI_FONT_BOLD                = "font.font.bold";
    private static final String UI_FONT_ITALIC              = "font.font.italic";
    private static final String UI_FONT_FAMILY_DEFAULT      = "TextFont8";
    private static final int    UI_FONT_POINT_SIZE_DEFAULT  = 8;

    
    private static final String UI_READ_ONLY    = "readOnly.bool";
    private static final String UI_EDITABLE     = "editable.bool";

    
    private static final String UI_ECHO_MODE            = "echoMode.enum";

    private static final String UI_ECHO_MODE_NORMAL_2   = "Normal";
    private static final String UI_ECHO_MODE_NORMAL_3   = "Normal";
    private static final String UI_ECHO_MODE_NORMAL_4   = "QLineEdit::Normal";

    private static final String UI_ECHO_MODE_NO_ECHO_2  = "NoEcho";
    private static final String UI_ECHO_MODE_NO_ECHO_3  = "NoEcho";
    private static final String UI_ECHO_MODE_NO_ECHO_4  = "QLineEdit::NoEcho";

    private static final String UI_ECHO_MODE_PASSWORD_2 = "Password";
    private static final String UI_ECHO_MODE_PASSWORD_3 = "Password";
    private static final String UI_ECHO_MODE_PASSWORD_4 = "QLineEdit::Password";


    private static final String UI_CURSOR_POSITION      = "cursorPosition.number";

    
    //
    //
    //
    
    public static int getAlignment(
        UIDefinition    iUIDefinition,
        Widget          iWidget )
    {
        int result = SWT_ALIGNMENT_UNKNOWN;
        
        switch (iUIDefinition.getVersion())
        {
            case UIDefinition.VERSION_2:
                result = 
                    iWidget.getEnumProperty(
                        UI_ALIGNMENT,
                        UI_ALIGNMENT_STRING_VALUE_2,
                        UI_ALIGNMENT_INT_VALUE,
                        SWT_ALIGNMENT_UNKNOWN);
                break;
                
            case UIDefinition.VERSION_3:
                result = 
                    iWidget.getEnumProperty(
                        UI_ALIGNMENT,
                        UI_ALIGNMENT_STRING_VALUE_3,
                        UI_ALIGNMENT_INT_VALUE,
                        SWT_ALIGNMENT_UNKNOWN);
                break;
                
            case UIDefinition.VERSION_4:
                result = 
                    iWidget.getEnumProperty(
                        UI_ALIGNMENT,
                        UI_ALIGNMENT_STRING_VALUE_4,
                        UI_ALIGNMENT_INT_VALUE,
                        SWT_ALIGNMENT_UNKNOWN);
                break;
        }
        
        return result;
    }


    public static boolean isPassword(
        UIDefinition    iUIDefinition,
        Widget          iWidget )
    {
        boolean result = false;
        
        switch (iUIDefinition.getVersion())
        {
            case UIDefinition.VERSION_2:
                result =
                    UI_ECHO_MODE_PASSWORD_2.equals(
                        iWidget.getStringProperty(
                            UI_ECHO_MODE,
                            UI_ECHO_MODE_NORMAL_2));
                break;
                
            case UIDefinition.VERSION_3:
                result =
                    UI_ECHO_MODE_PASSWORD_3.equals(
                        iWidget.getStringProperty(
                            UI_ECHO_MODE,
                            UI_ECHO_MODE_NORMAL_3));
                break;
                
            case UIDefinition.VERSION_4:
                result =
                    UI_ECHO_MODE_PASSWORD_4.equals(
                        iWidget.getStringProperty(
                            UI_ECHO_MODE,
                            UI_ECHO_MODE_NORMAL_4));
                break;
        }
        
        return result;
    }
    
    
    public static boolean isReadOnly(
        UIDefinition    iUIDefinition,
        Widget          iWidget,
        boolean         iDefault )
    {
        boolean result = iDefault;

        if ( iWidget.containsProperty(UI_READ_ONLY) )
        {
            result = iWidget.getBoolProperty(UI_READ_ONLY, iDefault);
        }
        else if ( iWidget.containsProperty(UI_EDITABLE) )
        {
            result = !(iWidget.getBoolProperty(UI_EDITABLE, !iDefault));
        }
        
        return result;
    }
    
    
    //
    //
    //

    public static void appendPasswordStyle(
        UIDefinition    iUIDefinition,
        Widget          iWidget,
        StringBuffer    iStyle )
    {
        if ( SWTTextHelper.isPassword(iUIDefinition, iWidget) )
        {
            appendStyleValue(iStyle, "SWT.PASSWORD");
        }
    }


    public static void appendAlignmentStyle(
        UIDefinition    iUIDefinition,
        Widget          iWidget,
        StringBuffer    iStyle )
    {
        switch (SWTTextHelper.getAlignment(iUIDefinition, iWidget))
        {
            case SWTTextHelper.SWT_ALIGNMENT_UNKNOWN:
                break;

            case SWTTextHelper.SWT_ALIGNMENT_LEFT:
                appendStyleValue(iStyle, "SWT.LEFT");
                break;

            case SWTTextHelper.SWT_ALIGNMENT_CENTRE:
                appendStyleValue(iStyle, "SWT.CENTER");
                break;

            case SWTTextHelper.SWT_ALIGNMENT_RIGHT:
                appendStyleValue(iStyle, "SWT.RIGHT");
                break;

            default:
                break;
        }
    }


    public static void appendReadOnlyStyle(
        UIDefinition    iUIDefinition,
        Widget          iWidget,
        boolean         iDefault,
        StringBuffer    iStyle )
    {
        if ( SWTTextHelper.isReadOnly(iUIDefinition, iWidget, iDefault) )
        {
            appendStyleValue(iStyle, "SWT.READ_ONLY");
        }
    }

    
    //