Panel container = new FlowPanel();
lineButton = new Image(ToolResources.INSTANCE.lineUp());
lineButton.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent clickEvent) {
//GWT.log("create polyline...");
bus.fireEvent(new CreatePolyLineEvent());
}
});
shapeButton = new Image(ToolResources.INSTANCE.polygonUp());
shapeButton.addClickHandler(new ClickHandler() {