/**

  * Copyright 2010 The Kuali Foundation Licensed under the

  * Educational Community 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.osedu.org/licenses/ECL-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.kuali.student.common.ui.client.configurable.mvc.sections;

 import org.kuali.student.common.ui.client.widgets.KSLabel;

 import org.kuali.student.common.ui.client.widgets.layout.VerticalFlowPanel;

 import org.kuali.student.common.ui.client.widgets.menus.KSListPanel;

 import com.google.gwt.user.client.ui.Composite;

 import com.google.gwt.user.client.ui.Widget;

 /**

  * The validation message panel used for field elements, adds validation errors to a list and styles

  * them appropriately.

  * 

  * @author Kuali Student Team

  *

  */

 public class ValidationMessagePanel extends Composite{

         private VerticalFlowPanel container = new VerticalFlowPanel();

         private KSListPanel errorListPanel = new KSListPanel();

         private KSListPanel warnListPanel = new KSListPanel();

         private int warnCount = 0;

         private int errorCount = 0;

         private boolean topMargin = true;

         public ValidationMessagePanel(){

                 this.initWidget(container);

                 container.add(errorListPanel);

                 container.add(warnListPanel);

                 errorListPanel.addStyleName("ks-form-module-validation-errors");

                 warnListPanel.addStyleName("ks-form-module-validation-warnings");                

         }

         public ValidationMessagePanel(boolean topMargin){

                 this.initWidget(errorListPanel);

                 this.topMargin = topMargin;

         }

         public void addErrorMessage(KSLabel message){

                 if(getMessageCount() == 0 && topMargin){

                         message.addStyleName("ks-form-module-single-line-margin");

                 }                

                 errorListPanel.add(message);

                 errorCount++;

         }

         public void addWarnMessage(Widget message){

                 if(getMessageCount() == 0 && topMargin){

                         message.addStyleName("ks-form-module-single-line-margin");

                 }

                 warnListPanel.add(message);

                 warnCount++;                

         }

         public boolean hasWarnings(){

                 return (warnCount > 0);

         }

         public void clearErrors(){

                 errorListPanel.clear();

                 errorCount = 0;

         }

         public void clearWarnings(){

                 warnListPanel.clear();

                 warnCount = 0;

         }

         public int getMessageCount(){

                 return errorCount + warnCount;

         }

 }