UnitNodeProperties.java

package com.xrosstools.xunit.editor.model;

import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;

import org.eclipse.ui.views.properties.IPropertyDescriptor;
import org.eclipse.ui.views.properties.IPropertySource;
import org.eclipse.ui.views.properties.PropertyDescriptor;
import org.eclipse.ui.views.properties.TextPropertyDescriptor;

public class UnitNodeProperties implements UnitConstants, IPropertySource {
	private Map<String, String> properties = new LinkedHashMap<String, String>();

	public boolean contains(String propName) {
		return properties.containsKey(propName);
	}
	
	public Set<String> getNames(){
		return properties.keySet();
	}
	
	public String getProperty(String name) {
		return properties.get(name);
	}

	public Object getEditableValue() {
		return this;
	}

	public boolean isValidId(String key){
		if(key == null || key.trim().length() == 0)
			return false;
		
		return true;
	}
	
	public void addProperty(String name, String value){
		properties.put(name, value);
	}
	
	public void renameProperty(String oldName, String newName){
		properties.put(newName, properties.remove(oldName));
	}
	
	public String removeProperty(String name){
		return properties.remove(name);
	}	
	
	public IPropertyDescriptor[] getPropertyDescriptors() {
		List<IPropertyDescriptor> descciptors = new ArrayList<IPropertyDescriptor>();
		
		for(String name: properties.keySet()){
			PropertyDescriptor descriptor = new TextPropertyDescriptor(new PropertyId(name), name);
			descriptor.setCategory("Properties");
			descciptors.add(descriptor);
		}
		return descciptors.toArray(new IPropertyDescriptor[0]);
	}

	public Object getPropertyValue(Object id) {
		if(id instanceof PropertyId)
			return properties.get(((PropertyId)id).name);
		
		return null;
	}

	public boolean isPropertySet(Object id) {
		return true;
	}

	public void resetPropertyValue(Object id) {
	}

	public void setPropertyValue(Object id, Object value) {
		if(id instanceof PropertyId)
			properties.put(((PropertyId)id).name, (String)value);
	}
	
	private class PropertyId {
		String name;
		PropertyId(String name) {this.name = name;}
	}
}