/*
 * Copyright (c) 2003,2009 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.tcv.swt.server;

import com.foundation.view.*;
import com.foundation.view.resource.ResourceReference;
import com.foundation.tcv.swt.*;
import com.foundation.tcv.view.*;

public class Label extends Component implements ILabel {
	/** The label text. */
	private SingleResourceAssociation text = new SingleResourceAssociation(this, this, getViewContext(), SingleResourceAssociation.TYPE_TEXT, false, "");
	/** The label image. */
	private SingleResourceAssociation image = new SingleResourceAssociation(this, this, getViewContext(), SingleResourceAssociation.TYPE_IMAGE, false, null);
/**
 * Label constructor.
 * @param parent A composite control which will be the parent of the new instance (cannot be null).
 * @param name The unique component name.
 * @param style The style of control to construct
 * @see #SEPARATOR
 * @see #HORIZONTAL
 * @see #VERTICAL
 * @see #SHADOW_IN
 * @see #SHADOW_OUT
 * @see #SHADOW_NONE
 * @see #LEFT
 * @see #RIGHT
 * @see #CENTER
 * @see #WRAP
 */
public Label(Container parent, String name, int style) {
	super(parent, name, style);

	sendMessage(MESSAGE_INITIALIZE, new int[] {parent.getNumber(), style});
}//Label()//
/**
 * Sets the label's text.  This will be the default text if there is a text attribute associated with this component.
 * @param text The text that will appear in the label.
 */
public void setText(String text) {
	verifyThread();
	this.text.setDefaultValue(text);
}//setText()//
/**
 * Sets the component's default text resource.
 * @param text The text to be displayed by this component.
 */
public void setText(ResourceReference text) {
	verifyThread();
	this.text.setDefaultValue(text);
}//setText()//
/**
 * Sets the association container used to access the text.
 * @param container The text association metadata.
 */
public void setTextAssociation(SingleAssociationContainer container) {
	verifyThread();
	this.text.setAssociations(container);
}//setTextAssociation()//
/**
 * Sets the association container used to access the image.
 * @param container The image association metadata.
 */
public void setImageAssociation(SingleAssociationContainer container) {
	verifyThread();
	this.image.setAssociations(container);
}//setImageAssociation()//
/**
 * Sets the label's image.  This will be the default image if there is a image attribute associated with this component.
 * @param image The image to be displayed by the label.
 */
public void setImage(JefImage image) {
	verifyThread();
	this.image.setDefaultValue(image);
}//setImage()//
/**
 * Sets the component's default image resource.
 * @param image The image to be displayed by this component.
 */
public void setImage(ResourceReference image) {
	verifyThread();
	this.image.setDefaultValue(image);
}//setImage()//
/* (non-Javadoc)
 * @see com.foundation.tcv.swt.server.AbstractComponent#internalViewInitialize()
 */
protected void internalViewInitialize() {
	super.internalViewInitialize();
	text.initialize(true);
	image.initialize(true);
}//internalViewInitialize()//
/* (non-Javadoc)
 * @see com.foundation.tcv.swt.server.AbstractComponent#internalViewRelease()
 */
protected void internalViewRelease() {
	super.internalViewRelease();
	text.release();
	image.release();
}//internalViewRelease()//
/* (non-Javadoc)
 * @see com.foundation.tcv.swt.server.AbstractComponent#internalViewRefresh()
 */
protected void internalViewRefresh() {
	super.internalViewRefresh();
	
	internalViewRefreshText();
	internalViewRefreshImage();
}//viewRefresh()//
/**
 * Refreshes the component's text.
 */
protected void internalViewRefreshText() {
	if(text.refresh()) {
		sendMessage(MESSAGE_SET_TEXT, text.getValue());
	}//if//
}//internalViewRefreshText()//
/**
 * Refreshes the component's image.
 */
protected void internalViewRefreshImage() {
	if(image.refresh()) {
		sendMessage(MESSAGE_SET_IMAGE, image.getValue());
	}//if//
}//internalViewRefreshImage()//
/* (non-Javadoc)
 * @see com.foundation.tcv.swt.server.AbstractComponent#internalOnValueChanged(com.foundation.view.SingleResourceAssociation)
 */
protected void internalOnValueChanged(SingleResourceAssociation resourceAssociation, int flags) {
	if(resourceAssociation == text) {
		internalViewRefreshText();
	}//if//
	else if(resourceAssociation == image) {
		internalViewRefreshImage();
	}//else if//
	else {
		super.internalOnValueChanged(resourceAssociation, flags);
	}//else//
}//internalOnValueChanged()//
/* (non-Javadoc)
 * @see com.foundation.tcv.view.IViewComponent#processMessage(com.foundation.tcv.model.ViewMessage)
 */
public Object processMessage(ViewMessage viewMessage) {
	Object retVal = null;
	
	switch(viewMessage.getMessageNumber()) {
		default: {
			retVal = super.processMessage(viewMessage);
		}//default//
	}//switch//
	
	return retVal;
}//processMessage()//
/* (non-Javadoc)
 * @see com.foundation.tcv.swt.server.AbstractComponent#getClientClassName()
 */
protected String getClientClassName() {
	return "com.foundation.tcv.swt.client.Label";
}//getClientClassName()//
}//Label//