/*
 * Copyright (c) 2004,2009 Declarative Engineering LLC.
 * All rights reserved.  This program and the accompanying materials
 * are made available under the terms of the Declarative Engineering LLC
 * verson 1 which accompanies this distribution, and is available at
 * http://declarativeengineering.com/legal/DE_Developer_License_v1.txt
 */
package com.foundation.view.swt.builder;

import com.foundation.view.builder.*;
import com.foundation.view.definition.*;

public class RowLayoutDataBuilder extends AbstractLayoutBuilder {
	protected static final String ALIGNMENT_BEGINNING = "beginning";
	protected static final String ALIGNMENT_CENTER = "center";
	protected static final String ALIGNMENT_END = "end";
	protected static final String ALIGNMENT_FILL = "fill";
	
	protected static final String PROPERTY_WIDTH = "width";
	protected static final String PROPERTY_HEIGHT = "height";
	protected static final String PROPERTY_EXCLUDE = "exclude";
	protected static final String PROPERTY_ALIGNMENT = "horizontal-alignment";
/**
 * RowLayoutDataBuilder constructor.
 */
public RowLayoutDataBuilder() {
	super();
}//RowLayoutDataBuilder()//
/* (non-Javadoc)
 * @see com.foundation.view.builder.IBuilder#appendInitializationHead(com.foundation.view.builder.IViewSourceBuilder, java.lang.StringBuffer, com.foundation.view.definition.ComponentData)
 */
public void appendInitializationHead(IViewSourceBuilder viewBuilder, StringBuffer buffer, IComponentData data) {
	Integer width = (Integer) data.getPropertyValue(PROPERTY_WIDTH);
	Integer height = (Integer) data.getPropertyValue(PROPERTY_HEIGHT);
	Boolean exclude = (Boolean) data.getPropertyValue(PROPERTY_EXCLUDE);
	String alignment = (String) data.getPropertyValue(PROPERTY_ALIGNMENT);
	
	buffer.append("\t\t" + getComponentClassName() + " layoutData = new " + getComponentClassName() + "();\r\n");
	buffer.append("\t\t\r\n");
	
	if(height != null) {
		buffer.append("\t\tlayoutData.height = " + height + ";\r\n");
	}//if//
	
	if(width != null) {
		buffer.append("\t\tlayoutData.width = " + width + ";\r\n");
	}//if//
	
	if(exclude != null) {
		buffer.append("\tlayout.exclude = " + exclude + ";\r\n");
	}//if//
	
	if(alignment != null) {
		alignment = getAlignmentSource(alignment);
		
		if(alignment != null) {
			buffer.append("\t\tlayoutData.alignment = " + getComponentClassName() + "." + alignment + ";\r\n");
		}//if//
	}//if//
	
	buffer.append("\t\t" + viewBuilder.getComponentAttributeName(data.getParent()) + ".setLayoutData(layoutData);\r\n");
}//appendInitializationHead()//
/**
 * Converts the alignment identifier string into the necessary source code.
 * @param alignment The string identifying which alignment to use.
 * @return The source code specifying which alignment.
 */
protected String getAlignmentSource(String alignment) {
	String source = null;
	
	if(ALIGNMENT_BEGINNING.equals(alignment)) {
		source = "BEGINNING";
	}//if//
	else if(ALIGNMENT_CENTER.equals(alignment)) {
		source = "CENTER";
	}//else if//
	else if(ALIGNMENT_END.equals(alignment)) {
		source = "END";
	}//else if//
	else if(ALIGNMENT_FILL.equals(alignment)) {
		source = "FILL";
	}//else if//
	
	return source;
}//getAlignmentSource()//
/* (non-Javadoc)
 * @see com.foundation.view.builder.IBuilder#getComponentClassName()
 */
public String getComponentClassName() {
	return "com.foundation.view.swt.layout.RowData";
}//getComponentClassName()//
}//RowLayoutDataBuilder//