Model

Create the following model class.

   
package de.vogella.dnd.jface.model;

public class Todo {
 private String shortDescription;
 private String longDescription;
 
 public String getShortDescription() {
  return shortDescription;
 }
 public void setShortDescription(String shortDescription) {
  this.shortDescription = shortDescription;
 }
 public String getLongDescription() {
  return longDescription;
 }
 public void setLongDescription(String longDescription) {
  this.longDescription = longDescription;
 }
}

  

Create the following content providers (Singletons).

   
package de.vogella.dnd.jface.model;

import java.util.ArrayList;
import java.util.List;

public enum ContentProvider {
 INSTANCE;
 
 public List getModel(){
  List list = new ArrayList();
  Todo todo = new Todo("Java", "Learn the Closure proposal");
  list.add(todo);
  todo = new Todo("Eclipse", "Learn more about the RCP platform");
  list.add(todo);
  return list;
 }
}

  

   
package de.vogella.dnd.jface.model;

import java.util.ArrayList;
import java.util.List;

public enum ContentProviderTree {
 INSTANCE;
 List list = new ArrayList();
 
 private ContentProviderTree() {
  list.add("Branch1");
  list.add("Branch1");
 }
 
 public List getModel(){
  return list;
 }
}