Initial commit from SVN.

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

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+/*
+ * 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.tcv.swt.*;
+import com.foundation.tcv.view.ViewMessage;
+import com.foundation.tcv.server.controller.*;
+
+public abstract class Dialog extends AbstractComponent implements IDialog {
+	/** The text displayed in the dialog title bar. */
+	private String text = null;
+	/** Identifies which dialog button was pressed. */
+	private Integer pressedButton = null;
+/**
+ * Dialog constructor.
+ */
+public Dialog(SessionViewController sessionViewController) {
+	super(sessionViewController);
+}//Dialog()//
+/**
+ * Dialog constructor.
+ */
+public Dialog(IView parent) {
+	super(((Container) parent).getSessionViewController());
+}//Dialog()//
+/**
+ * Gets the text displayed by the dialog.
+ * @return The dialog text.
+ */
+public String getText() {
+	return text;
+}//getText()//
+/**
+ * Sets the dialog text.
+ * @param text The text to be displayed in the dialog.
+ */
+public void setText(String text) {
+	this.text = text;
+	sendMessage(MESSAGE_SET_TEXT, text);
+}//setText()//
+/**
+ * Opens the dialog making it visible to the user.
+ * <p>Note: this call will block until the user closes the dialog.</p>
+ * @return The id of the button pressed.
+ */
+public int open() {
+	//Initialize the view.//
+	viewInitializeAll();
+	//Send the dialog open message.//
+	sendRoundTripMessage(MESSAGE_OPEN, null);
+	//Release the view.//
+	viewReleaseAll();
+	
+	//Ensure that pressed button is never null.//
+	if(pressedButton == null) {
+		throw new RuntimeException("Error: Invalid pressedButton in Dialog.");
+	}//if//
+	
+	return pressedButton.intValue();
+}//open()//
+/**
+ * Gets the id of the button used to close the dialog.
+ * <p>Example MessageDialog.STYLE_OK.</p>
+ * @return The button id, or null if the dialog has not been opened.
+ */
+public Integer getPressedButton() {
+	verifyThread();
+	
+	return pressedButton;
+}//getPressedButton()//
+/* (non-Javadoc)
+ * @see com.foundation.tcv.swt.server.AbstractComponent#internalViewInitialize()
+ */
+protected void internalViewInitialize() {
+	super.internalViewInitialize();
+}//internalViewInitialize()//
+/* (non-Javadoc)
+ * @see com.foundation.tcv.swt.server.AbstractComponent#internalViewRelease()
+ */
+protected void internalViewRelease() {
+	super.internalViewRelease();
+}//internalViewRelease()//
+/* (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_SET_PRESSED_BUTTON: {
+			pressedButton = (Integer) viewMessage.getMessageData();
+			break;
+		}//case//
+		default: {
+			retVal = super.processMessage(viewMessage);
+		}//default//
+	}//switch//
+	
+	return retVal;
+}//processMessage()//
+}//Dialog//