/**
    * Copyright 2012 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.
   *
   * Created by bobhurt on 8/23/12
   */
  package org.kuali.student.common.ui.krad.uif.element;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.rice.krad.uif.component.Component;
  import org.kuali.rice.krad.uif.element.Action;
  import org.kuali.rice.krad.uif.element.Image;
  import org.kuali.rice.krad.uif.view.View;
  
  import java.text.MessageFormat;
  
  /**
   * Field in the form of an image-only button that presents an action that
   * can be taken on the UI such as submitting the form or invoking a script
   *
   * @author Kuali Student Team
   */
  public class ActionImageButton extends Action {
  
      private String imageSource;
      private String imageSourceOnHover;
  
      @Override
      public void performFinalize(View view, Object model, Component parent) {
          super.performFinalize(view, model, parent);
  
          Image img = this.getActionImage();
          if (null == img) {  // Spring config should always include "actionImage" property
              throw new RuntimeException("Implementation of "+ this.getClass() +" did not instantiate \"actionImage\" property.");
          }
  
          if (StringUtils.isBlank(img.getSource()) && StringUtils.isNotBlank(this.imageSource)) {
              img.setSource(this.imageSource);
          }
  
          if (StringUtils.isNotBlank(this.imageSourceOnHover)) {
              String script = MessageFormat.format("ksButtonImageChanger(this,\"{0}\");", this.imageSourceOnHover);
              if (StringUtils.isNotBlank(this.getOnMouseOverScript())) {
                  script += this.getOnMouseOverScript();
              }
              this.setOnMouseOverScript(script);
  
              script = MessageFormat.format("ksButtonImageChanger(this,\"{0}\");", img.getSource());
              if (StringUtils.isNotBlank(this.getOnMouseOutScript())) {
                  script += this.getOnMouseOutScript();
              }
              this.setOnMouseOutScript(script);
          }
      }
  
      public String getImageSource() {
          return imageSource;
      }
      public void setImageSource(String imageSource) {
          this.imageSource = imageSource;
      }
  
      public String getImageSourceOnHover() {
          return imageSourceOnHover;
      }
      public void setImageSourceOnHover(String imageSourceOnHover) {
          this.imageSourceOnHover = imageSourceOnHover;
      }
  
  }