formfield.java

CRMS客户关系管理系统(JAVA版）,这是一个客户关系管理系统。

    /* CRMS, customer relationship management system
    Copyright (C) 2003  Service To Youth Council

    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 2 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, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    For further information contact the SYC ICT department on [e-mail]
    98 Kermode Street
    North Adelaide
    South Australia
    SA 5006 
    [phone]
    */
/*
 * FormField.java
 *
 * Created on 11 April 2003, 02:43
 */

package crms.form;

import java.util.*;
import crms.util.AbstractCode;
import java.security.InvalidParameterException;
import org.jdom.*;


/**
 *
 * @author  dmurphy
 */
public class FormField {
    
    private String name = null;
    
    private EntityLocation location = null;
    private FieldType type = null;
    
    private ArrayList options = null;
    
    private EntitySize internalSize = null;
    
    private String text = null;
    
    private String defaultOption = null;
    private String clazz = null;
    
    /** Creates a new instance of FormField */
    public FormField(String name) {
        this.name = name;
    }
    
    public String getName() {
        return name;
    }
    
    public void setLocation(EntityLocation loc) {
        this.location = loc;
    }
    
    public EntityLocation getLocation() {
        return location;
    }
    
    public void setType(FieldType type) {
        this.type = type;
    }
    
    public FieldType getType() {
        return type;
    }
    
    public void setText(String text) {
        this.text = text;
    }
    
    public String getText() {
        return text;
    }
    
    /**
     * Sets the internal size for this field (for example, for a TextArea
     * it would specify the number of rows and columns of characters).
     * @param size EntitySize object representing the internal size of this field.
     */
    
    public void setInternalSize(EntitySize size) {
        this.internalSize = size;
    }
    
    public EntitySize getInternalSize() {
        return internalSize;
    }
    
    public void addOption(FieldOption option) {
        if (options == null) {
            options = new ArrayList();
        }
        options.add(option);
    }
    
    public FieldOption getOption(int i) {
        if (options == null) {
            return null;
        }
        return (FieldOption) options.get(i);
    }
    
    public int getOptionCount() {
        if (options == null) {
            return 0;
        }
        return options.size();
    }
    
    public void setOptions(List list) {
        options = new ArrayList();
        
        for (int i=0; i < list.size(); i++) {
            Object item = list.get(i);
            
            if (item instanceof FieldOption) {
                FieldOption fOpt = (FieldOption) item;
                options.add(fOpt);
            } else if (item instanceof AbstractCode) {
                AbstractCode code = (AbstractCode) item;
                options.add(new FieldOption(code));
            }
        }
    }
    
    /**
     *  Set the options on this field to be those legal values
     *  from an AbstractCode class.
     */
    
    public void setOptions(Class clazz) {
        if (! AbstractCode.class.isAssignableFrom(clazz)) {
            throw new InvalidParameterException("Parameter must be of class AbstractCode");
        }
        setOptions(AbstractCode.getTypes(clazz));
    }
    
    public List getOptions() {
        return options;
    }
    
    public void setDefaultOption(String code) {
        this.defaultOption = code;
    }
    
    public String getDefaultOption() {
        return defaultOption;
    }
    
    public void setListClass(String clazz) {
        this.clazz = clazz;
    }
    
    public String getListClass() {
        return clazz;
    }
    
    public Element getElement() {
        Element fieldElement = new Element(FormXML.NODE_FIELD);
        fieldElement.setAttribute(FormXML.ATTR_NAME, getName());
        
        fieldElement.addContent( getType().getElement());
        
        Element textElement = new Element(FormXML.NODE_FIELD_TEXT);
        textElement.setText(getText());
        fieldElement.addContent(textElement);
        
        fieldElement.addContent(getLocation().getElement());

        Element internalSizeElement = new Element(FormXML.NODE_FIELD_INTERNAL_SIZE);
        internalSizeElement.setAttribute(FormXML.ATTR_SIZE_WIDTH, String.valueOf(getInternalSize().getWidth()));
        internalSizeElement.setAttribute(FormXML.ATTR_SIZE_HEIGHT, String.valueOf(getInternalSize().getHeight()));
        
        fieldElement.addContent(internalSizeElement);
        
        if (getListClass() != null) {
            Element classElement = new Element(FormXML.NODE_CLASS);
            classElement.setAttribute(FormXML.ATTR_NAME, getListClass());
            fieldElement.addContent(classElement);
        }
        
        Element optionsElement = new Element(FormXML.NODE_OPTIONS);
        
        for (int i=0; i < getOptionCount(); i++) {
            FieldOption option = getOption(i);
            optionsElement.addContent(option.getElement());
        }
        
        Element defaultOptionElement = new Element(FormXML.NODE_OPTION_DEFAULT);
        String def = getDefaultOption();
        if (def != null) {
            defaultOptionElement.setAttribute(FormXML.ATTR_CODE, getDefaultOption());
            optionsElement.addContent(defaultOptionElement);
        }
        
        fieldElement.addContent(optionsElement);
        
        return fieldElement;
    }
    
}