Example usage for com.google.gwt.gen2.logging.shared Log addLogHandler

Introduction

In this page you can find the example usage for com.google.gwt.gen2.logging.shared Log addLogHandler.

Prototype

public static void addLogHandler(LogHandler handler) 

Source Link

Document

Add a log handler to receive all logging messages.

Usage

From source file:com.google.gwt.gen2.demo.simplewidget.client.SimpleWidgetDemo.java

License:Apache License

/**
 * This is the entry point method.//from  ww w.  j a v  a  2  s.  co m
 */
public void onModuleLoad() {
    // Set up log handler.

    SimpleLogHandler handler = new SimpleLogHandler();
    Log.addLogHandler(handler);

    HorizontalPanel p = new HorizontalPanel();
    VerticalPanel v = new VerticalPanel();
    p.add(v);
    p.add(handler);
    RootPanel.get().add(p);

    // Set up clickable widget.
    SimpleWidget clickable = new SimpleWidget("<h1>clickMe</h1>");
    RootPanel.get().add(clickable);
    clickable.addClickHandler(new ClickHandler() {
        public void onClick(ClickEvent event) {
            report("clicked on clickable");
        }
    });
    v.add(clickable);

    // Set up mouse move widget.
    SimpleWidget mouseMove = new SimpleWidget("<h2>mouseMove</h2>");
    mouseMove.addMouseMoveHandler(new MouseMoveHandler() {
        public void onMouseMove(MouseMoveEvent event) {
            report("moved over mouseMove");
        }
    });
    v.add(mouseMove);

    // Set up mouse down and up handler, here some syntactic sugar would be nice
    // to have.

    SimpleWidget mouseDownAndUp = new SimpleWidget("<h3>mouse down and up events</h3>");
    RootPanel.get().add(mouseDownAndUp);
    v.add(mouseDownAndUp);
    class MyHandler implements MouseDownHandler, MouseUpHandler {
        public void onMouseDown(MouseDownEvent event) {
            report("on mouse down");
        }

        public void onMouseUp(MouseUpEvent event) {
            report("on mouse up");
        }
    }
    MyHandler myHandler = new MyHandler();
    mouseDownAndUp.addMouseDownHandler(myHandler);
    mouseDownAndUp.addMouseUpHandler(myHandler);
    v.add(mouseDownAndUp);
}

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