/home/ythoma/docs/math2mat/svn/wp1/framework/m2mGUI/src/m2m/frontend/dynamicview/editPart/PropertyPart.java

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package m2m.frontend.dynamicview.editPart;

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;

import m2m.frontend.dynamicview.figure.PropertyFigure;
import m2m.frontend.dynamicview.model.GraphicIf;
import m2m.frontend.dynamicview.model.GraphicLoopIterator;
import m2m.frontend.dynamicview.model.Node;
import m2m.frontend.dynamicview.model.Schema;

import org.eclipse.draw2d.IFigure;
import org.eclipse.gef.editparts.AbstractGraphicalEditPart;


public class PropertyPart extends AbstractGraphicalEditPart implements PropertyChangeListener
{
    public void activate() 
    {
        super.activate();
        ((Node) getModel()).addPropertyChangeListener(this);
    }

    
    public void deactivate()
    {
        super.deactivate();
        ((Node) getModel()).removePropertyChangeListener(this);
    }
    
    
        @Override
        protected IFigure createFigure() 
        {
        IFigure figure = new PropertyFigure((Schema)getModel());
        return figure;
        }

        
    protected void refreshVisuals()
    { 
        /* Get the figure and the model */
        PropertyFigure figure = (PropertyFigure)getFigure();
        Schema model = (Schema)getModel();
        
        /* Set the property of the selected node */
        if(model.getSelectedNode() != null)
                figure.setProperty(model.getSelectedNode()); 
        /* Set the property of the selected connection */
        else if(model.getSelectedConnection() != null)
                figure.setProperty(model.getSelectedConnection()); 
        
        /* Set the default color of conditions points selection of a GraphicIf */
        if(model.getLastIfSelected() != null)
        {
                for(Node node : model.getLastIfSelected().getConditionNodes())
                        node.setColorConditionSelected(false);
                model.setLastIfSelected(null);  
        }
        
        /* Change the color of conditions points selection if a GraphicIf is selected */
        if(model.getSelectedNode() instanceof GraphicIf)
        {
                model.setLastIfSelected((GraphicIf)model.getSelectedNode());                    
                for(Node node : ((GraphicIf)model.getSelectedNode()).getConditionNodes())
                        node.setColorConditionSelected(true);
        }
        
        /* Set the default color of conditions points selection of a GraphicLoopIterator */
        if(model.getLastloopIteratorSelected() != null)
        {
                for(Node node : model.getLastloopIteratorSelected().getConditionNodes())
                        node.setColorConditionSelected(false);
                model.setLastLoopIteratorSelected(null);        
        }
        
        /* Change the color of condition point selection if a GraphicLoopIterator is selected */
        if(model.getSelectedNode() instanceof GraphicLoopIterator)
        {
                model.setLastLoopIteratorSelected((GraphicLoopIterator)model.getSelectedNode());                        
                for(Node node : ((GraphicLoopIterator)model.getSelectedNode()).getConditionNodes())
                        node.setColorConditionSelected(true);
        }
    }
    

        @Override
        public void propertyChange(PropertyChangeEvent evt) 
        {
                 if (evt.getPropertyName().equals(Schema.PROPERTY)) 
                         refreshVisuals();
        }
        
        
        @Override
        protected void createEditPolicies() 
        {
                // TODO Auto-generated method stub              
        }
}