Example usage for java.awt.event ItemEvent toString

Introduction

In this page you can find the example usage for java.awt.event ItemEvent toString.

Prototype

public String toString() 

Source Link

Document

Returns a String representation of this object.

Usage

From source file:com.ibm.bluej.commonutil.visualization.PrintableVisualizationViewer.java

protected void setStandardOptions() {
    PluggableRenderer r = (PluggableRenderer) this.getRenderer();
    r.setVertexStringer(new StringVertexStringer());
    r.setEdgeStringer(new StringEdgeStringer());
    r.setEdgeShapeFunction(new SpacedCurve());
    r.setVertexPaintFunction(new SmartVertexPaintFunction(r, callbacks));
    r.setEdgeLabelClosenessFunction(new ConstantEdgeValue(.5));
    r.setEdgePaintFunction(new SmartEdgePaintFunction(r, callbacks));
    r.setEdgeFontFunction(new FontHandler());

    this.setDoubleBuffered(true);
    DefaultModalGraphMouse graphMouse = new DefaultModalGraphMouse();
    this.setGraphMouse(graphMouse);
    graphMouse.setMode(ModalGraphMouse.Mode.PICKING);
    this.getPickedState().addItemListener(new ItemListener() {
        public void itemStateChanged(ItemEvent e) {
            if (e.getItem() instanceof LabeledDirectedSparseVertex) {
                LabeledDirectedSparseVertex v = (LabeledDirectedSparseVertex) e.getItem();
                if (e.getStateChange() == ItemEvent.SELECTED) {
                    callbacks.picked((T) v.marked);
                    return;
                }/*  w ww.j a  v a 2  s.  c o m*/
                if (e.getStateChange() == ItemEvent.DESELECTED) {
                    callbacks.unpicked((T) v.marked);
                    return;
                }
                System.err.println(e.toString());
                System.err.println(e.getItem().toString());
            } else {
                LabeledDirectedSparseEdge edge = (LabeledDirectedSparseEdge) e.getItem();
                if (e.getStateChange() == ItemEvent.SELECTED) {
                    callbacks.picked((T) edge.getFrom(), edge.getLabel(), (T) edge.getTo());
                    return;
                }
                if (e.getStateChange() == ItemEvent.DESELECTED) {
                    callbacks.unpicked((T) edge.getFrom(), edge.getLabel(), (T) edge.getTo());
                    return;
                }
                System.out.println("Edge pick");
                System.out.println(e.getItem().getClass().getName());
                System.out.println(e.getStateChange());
            }
        }
    });
    setToolTipFunction(new DefaultToolTipFunction() {
        public String getToolTipText(Vertex v) {
            return callbacks.getToolTip((T) ((LabeledDirectedSparseVertex) v).marked);
        }
        /*
        public String getToolTipText(Edge edge) {
           edu.uci.ics.jung.utils.Pair accts = edge.getEndpoints();
           Vertex v1 = (Vertex) accts.getFirst();
           Vertex v2 = (Vertex) accts.getSecond();
           return v1 + " -- " + v2;
        }
        */
    });
    Predicate p = new Predicate() {
        public boolean evaluate(Object arg0) {
            if (!(arg0 instanceof LabeledDirectedSparseEdge)) {
                System.err.println("Unexpected: " + arg0);
                return false;
            }
            LabeledDirectedSparseEdge edge = (LabeledDirectedSparseEdge) arg0;
            return callbacks.shouldShowEdge((T) edge.getFrom(), edge.getLabel(), (T) edge.getTo());
        }
    };
    r.setEdgeIncludePredicate(p);
    this.setPickSupport(new ShapePickSupport(4));

    //System.out.println(getPickSupport().getClass().getName());
}

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