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Posted to commits@labs.apache.org by no...@apache.org on 2009/09/01 09:36:11 UTC

svn commit: r809867 - in /labs/hupa: client/src/main/java/org/apache/hupa/client/ client/src/main/java/org/apache/hupa/client/mvp/ shared/src/main/java/org/apache/hupa/shared/events/

Author: norman
Date: Tue Sep  1 07:36:10 2009
New Revision: 809867

URL: http://svn.apache.org/viewvc?rev=809867&view=rev
Log:
Add back button to go back to IMAPMessageListView without refetching the whole messages

Added:
    labs/hupa/shared/src/main/java/org/apache/hupa/shared/events/BackEvent.java
    labs/hupa/shared/src/main/java/org/apache/hupa/shared/events/BackEventHandler.java
Modified:
    labs/hupa/client/src/main/java/org/apache/hupa/client/HupaConstants.java
    labs/hupa/client/src/main/java/org/apache/hupa/client/HupaConstants.properties
    labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessageListPresenter.java
    labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessagePresenter.java
    labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessageView.java
    labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MainPresenter.java
    labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MessageSendPresenter.java
    labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MessageSendView.java

Modified: labs/hupa/client/src/main/java/org/apache/hupa/client/HupaConstants.java
URL: http://svn.apache.org/viewvc/labs/hupa/client/src/main/java/org/apache/hupa/client/HupaConstants.java?rev=809867&r1=809866&r2=809867&view=diff
==============================================================================
--- labs/hupa/client/src/main/java/org/apache/hupa/client/HupaConstants.java (original)
+++ labs/hupa/client/src/main/java/org/apache/hupa/client/HupaConstants.java Tue Sep  1 07:36:10 2009
@@ -97,4 +97,6 @@
 	public String pageFirst();
 	
 	public String loginAs();
+
+	public String backButton();
 }

Modified: labs/hupa/client/src/main/java/org/apache/hupa/client/HupaConstants.properties
URL: http://svn.apache.org/viewvc/labs/hupa/client/src/main/java/org/apache/hupa/client/HupaConstants.properties?rev=809867&r1=809866&r2=809867&view=diff
==============================================================================
--- labs/hupa/client/src/main/java/org/apache/hupa/client/HupaConstants.properties (original)
+++ labs/hupa/client/src/main/java/org/apache/hupa/client/HupaConstants.properties Tue Sep  1 07:36:10 2009
@@ -38,3 +38,4 @@
 pagePrev=Previous
 pageFirst=First
 loginAs=Login as
+backButton=Back

Modified: labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessageListPresenter.java
URL: http://svn.apache.org/viewvc/labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessageListPresenter.java?rev=809867&r1=809866&r2=809867&view=diff
==============================================================================
--- labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessageListPresenter.java (original)
+++ labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessageListPresenter.java Tue Sep  1 07:36:10 2009
@@ -195,7 +195,8 @@
 		if (isBound == false) {
 			bind();
 		}
-		refreshDisplay();
+		
+		//refreshDisplay();
 	}
 	@Override
 	protected void onPlaceRequest(PlaceRequest request) {
@@ -206,14 +207,14 @@
 	@Override
 	protected void onUnbind() {
 		display.removeTableListener(tableListener);
-		display.reset();
-		display.deselectAllMessages();
 		isBound = false;
 	}
 
 	public void refreshDisplay() {
-		display.reloadData(user, folder, searchValue);
+		display.reset();
 		display.deselectAllMessages();
+
+		display.reloadData(user, folder, searchValue);
 	}
 
 	public void revealDisplay() {

Modified: labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessagePresenter.java
URL: http://svn.apache.org/viewvc/labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessagePresenter.java?rev=809867&r1=809866&r2=809867&view=diff
==============================================================================
--- labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessagePresenter.java (original)
+++ labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessagePresenter.java Tue Sep  1 07:36:10 2009
@@ -35,6 +35,7 @@
 import org.apache.hupa.shared.data.MessageAttachment;
 import org.apache.hupa.shared.data.User;
 import org.apache.hupa.shared.data.Util;
+import org.apache.hupa.shared.events.BackEvent;
 import org.apache.hupa.shared.events.ForwardMessageEvent;
 import org.apache.hupa.shared.events.LoadMessagesEvent;
 import org.apache.hupa.shared.events.ReplyMessageEvent;
@@ -65,7 +66,7 @@
 		public HasClickHandlers getReplyButtonClick();
 		public HasClickHandlers getReplyAllButtonClick();
 		public HasClickHandlers getForwardButtonClick();
-
+		public HasClickHandlers getBackButtonClick();
 		public void setAttachments(List<MessageAttachment> attachements, String sessionId,  String folder,  long uid);
 	}
 
@@ -152,6 +153,13 @@
 			}
 			
 		}));
+		registerHandler(display.getBackButtonClick().addClickHandler(new ClickHandler() {
+
+			public void onClick(ClickEvent event) {
+				eventBus.fireEvent(new BackEvent());
+			}
+			
+		}));
 		isBound = true;
 	}
 

Modified: labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessageView.java
URL: http://svn.apache.org/viewvc/labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessageView.java?rev=809867&r1=809866&r2=809867&view=diff
==============================================================================
--- labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessageView.java (original)
+++ labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/IMAPMessageView.java Tue Sep  1 07:36:10 2009
@@ -51,6 +51,9 @@
 import com.google.gwt.user.client.ui.Widget;
 
 public class IMAPMessageView extends Composite implements Display{
+	
+	private HupaImageBundle imageBundle = GWT.create(HupaImageBundle.class);
+	private HupaConstants constants = GWT.create(HupaConstants.class);
 	private Grid detailGrid = new Grid(5, 2);
 	private Label from = new Label();
 	private Label cc = new Label();
@@ -61,11 +64,9 @@
 	private Button replyMsgButton = new Button();
 	private Button replyAllMsgButton = new Button();
 	private Button forwardMsgButton = new Button();
-
+	private Hyperlink backButton = new Hyperlink(constants.backButton(),"");
 	private FlowPanel attachments = new FlowPanel();
-	
-	private HupaImageBundle imageBundle = GWT.create(HupaImageBundle.class);
-	private HupaConstants constants = GWT.create(HupaConstants.class);
+
 	public final static int DELETE_BUTTON = 0;
 	public final static int REPLY_BUTTON = 1;
 	public final static int REPLY_ALL_BUTTON = 2;
@@ -129,16 +130,25 @@
 		deleteMsgButton.setText(constants.deleteMailButton());
 		replyMsgButton.setText(constants.replyMailButton());
 		replyAllMsgButton.setText(constants.replyAllMailButton());
-		forwardMsgButton.setText(constants.forwardMailButton());
+		forwardMsgButton.setText(constants.forwardMailButton());	
+		
+		HorizontalPanel buttonPanel = new HorizontalPanel();
+		buttonPanel.setWidth("100%");
+		buttonPanel.setHorizontalAlignment(HorizontalPanel.ALIGN_LEFT);
+		buttonPanel.addStyleName("hupa-IMAPMessageWidget-ButtonBar");
+
+		
+		
 		ButtonBar buttonBar = new ButtonBar();
-		buttonBar.addStyleName("hupa-IMAPMessageWidget-ButtonBar");
 		buttonBar.add(replyMsgButton);
 		buttonBar.add(replyAllMsgButton);
 		buttonBar.add(deleteMsgButton);
 		buttonBar.add(forwardMsgButton);
 		buttonBar.setWidth("100%");
-
-		mPanel.add(buttonBar);
+		buttonPanel.add(buttonBar);
+		buttonPanel.add(backButton);
+		buttonPanel.setCellHorizontalAlignment(backButton, HorizontalPanel.ALIGN_RIGHT);
+		mPanel.add(buttonPanel);
 		msgArea.setWidth("100%");
 		ScrollPanel sPanel = new ScrollPanel();
 		sPanel.setAlwaysShowScrollBars(false);
@@ -225,5 +235,9 @@
 	public HasClickHandlers getReplyButtonClick() {
 		return replyMsgButton;
 	}
+
+	public HasClickHandlers getBackButtonClick() {
+		return backButton;
+	}
 	
 }

Modified: labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MainPresenter.java
URL: http://svn.apache.org/viewvc/labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MainPresenter.java?rev=809867&r1=809866&r2=809867&view=diff
==============================================================================
--- labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MainPresenter.java (original)
+++ labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MainPresenter.java Tue Sep  1 07:36:10 2009
@@ -34,6 +34,8 @@
 import org.apache.hupa.shared.data.IMAPMessage;
 import org.apache.hupa.shared.data.User;
 import org.apache.hupa.shared.data.IMAPMessage.IMAPFlag;
+import org.apache.hupa.shared.events.BackEvent;
+import org.apache.hupa.shared.events.BackEventHandler;
 import org.apache.hupa.shared.events.DecreaseUnseenEvent;
 import org.apache.hupa.shared.events.ExpandMessageEvent;
 import org.apache.hupa.shared.events.ExpandMessageEventHandler;
@@ -95,7 +97,7 @@
 	
 	
 
-	private void showMessageTable(User user, IMAPFolder folder, String searchValue) {
+	private void showMessageTable(User user, IMAPFolder folder, String searchValue,boolean refresh) {
 		this.user = user;
 		this.folder = folder;
 		this.searchValue = searchValue;
@@ -104,6 +106,9 @@
 		sendPresenter.unbind();
 		
 		messageListPresenter.bind(user, folder, searchValue);
+		if (refresh) {
+			messageListPresenter.refreshDisplay();
+		}
 		display.setCenter(messageListPresenter.getDisplay().asWidget());
 	}
 	
@@ -175,7 +180,7 @@
 		registerHandler(eventBus.addHandler(LoadMessagesEvent.TYPE, new LoadMessagesEventHandler() {
 
 			public void onLoadMessagesEvent(LoadMessagesEvent loadMessagesEvent) {
-				showMessageTable(loadMessagesEvent.getUser(), loadMessagesEvent.getFolder(), loadMessagesEvent.getSearchValue());
+				showMessageTable(loadMessagesEvent.getUser(), loadMessagesEvent.getFolder(), loadMessagesEvent.getSearchValue(), true);
 			}
 			
 		}));
@@ -232,7 +237,7 @@
 		registerHandler(eventBus.addHandler(SentMessageEvent.TYPE, new SentMessageEventHandler() {
 
 			public void onSentMessageEvent(SentMessageEvent ev) {
-				showMessageTable(user,folder,searchValue);
+				showMessageTable(user,folder,searchValue, false);
 			}
 			
 		}));
@@ -254,7 +259,7 @@
 		registerHandler(eventBus.addHandler(FolderSelectionEvent.TYPE, new FolderSelectionEventHandler() {
 
 			public void onFolderSelectionEvent(FolderSelectionEvent event) {
-				showMessageTable(user,event.getFolder(),searchValue);
+				showMessageTable(user,event.getFolder(),searchValue, true);
 			}
 			
 		}));		
@@ -271,6 +276,14 @@
 			
 		}));
 		
+		registerHandler(eventBus.addHandler(BackEvent.TYPE, new BackEventHandler() {
+
+			public void onBackEvent(BackEvent event) {
+				showMessageTable(user, folder, searchValue, false);
+			}
+			
+		}));
+		
 	}
 
 
@@ -290,7 +303,7 @@
 
 	public void refreshDisplay() {
 		showIMAPFolders(user);
-		showMessageTable(user,folder,null);
+		showMessageTable(user,folder,null,true);
 	}
 
 	public void revealDisplay() {

Modified: labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MessageSendPresenter.java
URL: http://svn.apache.org/viewvc/labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MessageSendPresenter.java?rev=809867&r1=809866&r2=809867&view=diff
==============================================================================
--- labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MessageSendPresenter.java (original)
+++ labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MessageSendPresenter.java Tue Sep  1 07:36:10 2009
@@ -39,6 +39,7 @@
 import org.apache.hupa.shared.data.MessageHeader;
 import org.apache.hupa.shared.data.User;
 import org.apache.hupa.shared.data.Util;
+import org.apache.hupa.shared.events.BackEvent;
 import org.apache.hupa.shared.events.FolderSelectionEvent;
 import org.apache.hupa.shared.events.FolderSelectionEventHandler;
 import org.apache.hupa.shared.events.LoadMessagesEvent;
@@ -85,6 +86,23 @@
 	public MessageSendPresenter(Display display, EventBus eventBus, DispatchAsync dispatcher) {
 		super(display, eventBus);
 		this.dispatcher = dispatcher;		
+		
+		FocusAction fAction = new FocusAction();
+		validator.addValidators("cc", new EmailListValidator(display.getCcText())
+				.addActionForFailure(
+						new StyleAction("hupa-validationErrorBorder"))
+				.addActionForFailure(fAction));
+		validator.addValidators("bcc", new EmailListValidator(display.getBccText())
+				.addActionForFailure(
+						new StyleAction("hupa-validationErrorBorder"))
+				.addActionForFailure(fAction));
+		validator.addValidators("to", new EmailListValidator(display.getToText())
+				.addActionForFailure(
+						new StyleAction("hupa-validationErrorBorder"))
+				.addActionForFailure(fAction), new NotEmptyValidator(display.getToText())
+				.addActionForFailure(
+						new StyleAction("hupa-validationErrorBorder"))
+				.addActionForFailure(fAction));
 	}
 
 	public enum Type {
@@ -105,6 +123,7 @@
 		public HasEnable getSendEnable();
 		public IUploader getUploader();
 		public void resetUploader();
+		public HasClickHandlers getBackButtonClick();
 	}
 
 	@Override
@@ -208,22 +227,14 @@
 		
 			
 		}));
-		FocusAction fAction = new FocusAction();
-		validator.addValidators("cc", new EmailListValidator(display.getCcText())
-				.addActionForFailure(
-						new StyleAction("hupa-validationErrorBorder"))
-				.addActionForFailure(fAction));
-		validator.addValidators("bcc", new EmailListValidator(display.getBccText())
-				.addActionForFailure(
-						new StyleAction("hupa-validationErrorBorder"))
-				.addActionForFailure(fAction));
-		validator.addValidators("to", new EmailListValidator(display.getToText())
-				.addActionForFailure(
-						new StyleAction("hupa-validationErrorBorder"))
-				.addActionForFailure(fAction), new NotEmptyValidator(display.getToText())
-				.addActionForFailure(
-						new StyleAction("hupa-validationErrorBorder"))
-				.addActionForFailure(fAction));
+		
+		registerHandler(display.getBackButtonClick().addClickHandler(new ClickHandler() {
+
+			public void onClick(ClickEvent event) {
+				eventBus.fireEvent(new BackEvent());
+			}
+			
+		}));
 	}
 
 	private void reset() {

Modified: labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MessageSendView.java
URL: http://svn.apache.org/viewvc/labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MessageSendView.java?rev=809867&r1=809866&r2=809867&view=diff
==============================================================================
--- labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MessageSendView.java (original)
+++ labs/hupa/client/src/main/java/org/apache/hupa/client/mvp/MessageSendView.java Tue Sep  1 07:36:10 2009
@@ -26,7 +26,6 @@
 import org.apache.hupa.client.widgets.MyButton;
 import org.apache.hupa.client.widgets.UploadProgress;
 import org.apache.hupa.widgets.ui.HasEnable;
-import org.cobogw.gwt.user.client.ui.ButtonBar;
 
 import com.google.gwt.core.client.GWT;
 import com.google.gwt.event.dom.client.HasClickHandlers;
@@ -39,6 +38,7 @@
 import com.google.gwt.user.client.ui.Grid;
 import com.google.gwt.user.client.ui.HasText;
 import com.google.gwt.user.client.ui.HorizontalPanel;
+import com.google.gwt.user.client.ui.Hyperlink;
 import com.google.gwt.user.client.ui.Label;
 import com.google.gwt.user.client.ui.TextArea;
 import com.google.gwt.user.client.ui.TextBox;
@@ -57,7 +57,8 @@
 	private MultiUploader uploader = new MultiUploader(new UploadProgress());
 	private TextArea text = new TextArea();
 	private MyButton sendButton = new MyButton(constants.sendButton());
-	
+	private Hyperlink backButton = new Hyperlink(constants.backButton(),"");
+
 
 	public MessageSendView() {
 		final VerticalPanel mPanel = new VerticalPanel();
@@ -172,10 +173,13 @@
 		uploader.avoidRepeatFiles(true);
 		mPanel.add(detailGrid);
 
-		ButtonBar buttonBar = new ButtonBar();
+		HorizontalPanel buttonBar = new HorizontalPanel();
 		buttonBar.addStyleName("hupa-IMAPMessageWidget-ButtonBar");
-		buttonBar.add(sendButton);
 		buttonBar.setWidth("100%");
+		buttonBar.setHorizontalAlignment(HorizontalPanel.ALIGN_LEFT);
+		buttonBar.add(sendButton);
+		buttonBar.add(backButton);
+		buttonBar.setCellHorizontalAlignment(backButton, HorizontalPanel.ALIGN_RIGHT);
 
 		mPanel.add(buttonBar);
 
@@ -184,54 +188,100 @@
 
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see net.customware.gwt.presenter.client.widget.WidgetDisplay#asWidget()
+	 */
 	public Widget asWidget() {
 		return this;
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see net.customware.gwt.presenter.client.Display#startProcessing()
+	 */
 	public void startProcessing() {
 		// TODO Auto-generated method stub
 
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see net.customware.gwt.presenter.client.Display#stopProcessing()
+	 */
 	public void stopProcessing() {
 		// TODO Auto-generated method stub
 
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see org.apache.hupa.client.mvp.MessageSendPresenter.Display#getBccText()
+	 */
 	public HasText getBccText() {
 		return bcc;
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see org.apache.hupa.client.mvp.MessageSendPresenter.Display#getCcText()
+	 */
 	public HasText getCcText() {
 		return cc;
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see org.apache.hupa.client.mvp.MessageSendPresenter.Display#getFromText()
+	 */
 	public HasText getFromText() {
 		return from;
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see org.apache.hupa.client.mvp.MessageSendPresenter.Display#getMessageText()
+	 */
 	public HasText getMessageText() {
 		return text;
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see org.apache.hupa.client.mvp.MessageSendPresenter.Display#getSubjectText()
+	 */
 	public HasText getSubjectText() {
 		return subject;
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see org.apache.hupa.client.mvp.MessageSendPresenter.Display#getToText()
+	 */
 	public HasText getToText() {
 		return to;
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see org.apache.hupa.client.mvp.MessageSendPresenter.Display#getSendClick()
+	 */
 	public HasClickHandlers getSendClick() {
 		return sendButton;
 	}
 
-	
-
+	/*
+	 * (non-Javadoc)
+	 * @see org.apache.hupa.client.mvp.MessageSendPresenter.Display#getUploader()
+	 */
 	public IUploader getUploader() {
 		return uploader;
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see org.apache.hupa.client.mvp.MessageSendPresenter.Display#resetUploader()
+	 */
 	public void resetUploader() {
 		uploader.removeFromParent();
 		uploader = new MultiUploader(new UploadProgress());
@@ -241,7 +291,19 @@
 		detailGrid.setWidget(5, 1, uploader);		
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see org.apache.hupa.client.mvp.MessageSendPresenter.Display#getSendEnable()
+	 */
 	public HasEnable getSendEnable() {
 		return sendButton;
 	}
+
+	/*
+	 * (non-Javadoc)
+	 * @see org.apache.hupa.client.mvp.MessageSendPresenter.Display#getBackButtonClick()
+	 */
+	public HasClickHandlers getBackButtonClick() {
+		return backButton;
+	}
 }

Added: labs/hupa/shared/src/main/java/org/apache/hupa/shared/events/BackEvent.java
URL: http://svn.apache.org/viewvc/labs/hupa/shared/src/main/java/org/apache/hupa/shared/events/BackEvent.java?rev=809867&view=auto
==============================================================================
--- labs/hupa/shared/src/main/java/org/apache/hupa/shared/events/BackEvent.java (added)
+++ labs/hupa/shared/src/main/java/org/apache/hupa/shared/events/BackEvent.java Tue Sep  1 07:36:10 2009
@@ -0,0 +1,36 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+
+package org.apache.hupa.shared.events;
+
+import com.google.gwt.event.shared.GwtEvent;
+
+public class BackEvent extends GwtEvent<BackEventHandler>{
+	public final static Type<BackEventHandler> TYPE = new Type<BackEventHandler>();
+	@Override
+	protected void dispatch(BackEventHandler handler) {
+		handler.onBackEvent(this);
+	}
+
+	@Override
+	public com.google.gwt.event.shared.GwtEvent.Type<BackEventHandler> getAssociatedType() {
+		return TYPE;
+	}
+
+}

Added: labs/hupa/shared/src/main/java/org/apache/hupa/shared/events/BackEventHandler.java
URL: http://svn.apache.org/viewvc/labs/hupa/shared/src/main/java/org/apache/hupa/shared/events/BackEventHandler.java?rev=809867&view=auto
==============================================================================
--- labs/hupa/shared/src/main/java/org/apache/hupa/shared/events/BackEventHandler.java (added)
+++ labs/hupa/shared/src/main/java/org/apache/hupa/shared/events/BackEventHandler.java Tue Sep  1 07:36:10 2009
@@ -0,0 +1,27 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+
+package org.apache.hupa.shared.events;
+
+import com.google.gwt.event.shared.EventHandler;
+
+public interface BackEventHandler extends EventHandler{
+
+	public void onBackEvent(BackEvent event);
+}



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