Initial commit from SVN.

Foundation TCV SWT Server/src/com/foundation/tcv/swt/server/Link.java

@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2005,2009 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.tcv.swt.ILink;
+import com.foundation.tcv.view.ViewMessage;
+import com.foundation.view.IMethodAssociation;
+import com.foundation.view.SingleAssociationContainer;
+import com.foundation.view.SingleResourceAssociation;
+
+public class Link extends Component implements ILink {
+	/** Called when the link is pressed. */
+	private IMethodAssociation selectionMethod = null;
+	/** The button's text resource. */
+	private SingleResourceAssociation text = new SingleResourceAssociation(this, this, getViewContext(), SingleResourceAssociation.TYPE_TEXT, false, "");
+/**
+ * Link 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.
+ */
+public Link(Container parent, String name, int style) {
+	super(parent, name, style);
+	//Initialize the client component.//
+	sendMessage(MESSAGE_INITIALIZE, new int[] {parent.getNumber(), style});
+}//Link()//
+/**
+ * Sets the selection method called when the link is pressed.
+ * @param selectionMethod The method called when the link is pressed.
+ */
+public void setSelectionMethod(IMethodAssociation selectionMethod) {
+	verifyThread();
+	this.selectionMethod = selectionMethod;
+}//setSelectionMethod()//
+/**
+ * Sets the component text.
+ * @param text The text that will appear in the component.
+ */
+public void setText(String 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()//
+/* (non-Javadoc)
+ * @see com.foundation.tcv.swt.server.AbstractComponent#internalViewInitialize()
+ */
+protected void internalViewInitialize() {
+	super.internalViewInitialize();
+	text.initialize();
+}//internalViewInitialize()//
+/* (non-Javadoc)
+ * @see com.foundation.tcv.swt.server.AbstractComponent#internalViewRefresh()
+ */
+protected void internalViewRefresh() {
+	super.internalViewRefresh();
+	internalViewRefreshText();
+}//internalViewRefresh()//
+/**
+ * Refreshes the link text.
+ */
+protected void internalViewRefreshText() {
+	if(text.refresh()) {
+		sendMessage(MESSAGE_SET_TEXT, (String) text.getValue());
+	}//if//
+}//internalViewRefreshText()//
+/* (non-Javadoc)
+ * @see com.foundation.tcv.swt.server.AbstractComponent#internalViewRelease()
+ */
+protected void internalViewRelease() {
+	super.internalViewRelease();
+	text.release();
+}//internalViewRelease()//
+/* (non-Javadoc)
+ * @see com.foundation.view.swt.AbstractComponent#internalOnValueChanged(com.foundation.view.SingleResourceAssociation)
+ */
+protected void internalOnValueChanged(SingleResourceAssociation resourceAssociation, int flags) {
+	if(resourceAssociation == text) {
+		internalViewRefreshText();
+	}//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()) {
+		case MESSAGE_VIEW_SYNCHRONIZE_SELECTION: {
+			//Call the selection method.//
+			selectionMethod.invoke(null, true);
+			break;
+		}//case//
+		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.Link";
+}//getClientClassName()//
+}//Link//