Java Code Examples for com.google.gwt.dom.client.Element#setId()

/**
 * Styles a multi-row selection with the number of elements.
 *
 * @param drag
 *            the current drag event holding the context.
 */
void setMultiRowDragDecoration(final VDragEvent drag) {
    final Widget widget = drag.getTransferable().getDragSource().getWidget();

    if (widget instanceof VScrollTable) {
        final VScrollTable table = (VScrollTable) widget;
        final int rowCount = table.selectedRowKeys.size();

        Element dragCountElement = Document.get().getElementById(SP_DRAG_COUNT);
        if (rowCount > 1 && table.selectedRowKeys.contains(table.focusedRow.getKey())) {
            if (dragCountElement == null) {
                dragCountElement = Document.get().createStyleElement();
                dragCountElement.setId(SP_DRAG_COUNT);
                final HeadElement head = HeadElement
                        .as(Document.get().getElementsByTagName(HeadElement.TAG).getItem(0));
                head.appendChild(dragCountElement);
            }
            final SafeHtml formattedCssStyle = getDraggableTemplate()
                    .multiSelectionStyle(determineActiveTheme(drag), String.valueOf(rowCount));
            final StyleElement dragCountStyleElement = StyleElement.as(dragCountElement);
            dragCountStyleElement.setInnerSafeHtml(formattedCssStyle);
        } else if (dragCountElement != null) {
            dragCountElement.removeFromParent();
        }
    }
}
 

public QRCodeWidget() {
  id = DOM.createUniqueId();

  final Element div = Document.get().createDivElement();
  div.setId(id);

  setElement(div);
}
 

public void onModuleLoadDeferred() {
	// register triggers
	GWT.runAsync(new RunAsyncCallback() {
		@Override
		public void onSuccess() {
			for (Triggers t: Triggers.values())
				t.register();
			callGwtOnLoadIfExists();
		}
		@Override
		public void onFailure(Throwable reason) {
		}
	});
	
	// load page
	if (RootPanel.get("UniTimeGWT:Body") != null) {
		LoadingWidget.getInstance().show(MESSAGES.waitLoadingPage());
		Scheduler.get().scheduleDeferred(new ScheduledCommand() {
			@Override
			public void execute() {
				initPageAsync(Window.Location.getParameter("page"));
			}
		});
	}
	
	// load components
	for (final Components c: Components.values()) {
		final RootPanel p = RootPanel.get(c.id());
		if (p != null) {
			Scheduler.get().scheduleDeferred(new ScheduledCommand() {
				@Override
				public void execute() {
					initComponentAsync(p, c);
				}
			});
		}
		if (p == null && c.isMultiple()) {
			NodeList<Element> x = getElementsByName(c.id());
			if (x != null && x.getLength() > 0)
				for (int i = 0; i < x.getLength(); i++) {
					Element e = x.getItem(i);
					e.setId(DOM.createUniqueId());
					final RootPanel q = RootPanel.get(e.getId());
					Scheduler.get().scheduleDeferred(new ScheduledCommand() {
						@Override
						public void execute() {
							initComponentAsync(q, c);
						}
					});
				}
		}
	}
	
	Window.addWindowClosingHandler(new Window.ClosingHandler() {
		@Override
		public void onWindowClosing(Window.ClosingEvent event) {
			if (isLoadingDisplayed() || LoadingWidget.getInstance().isShowing()) return;
			LoadingWidget.showLoading(MESSAGES.waitPlease());
			iPageLoadingTimer = new Timer() {
				@Override
				public void run() {
					RPC.execute(new IsSessionBusyRpcRequest(), new AsyncCallback<GwtRpcResponseBoolean>() {
						@Override
						public void onFailure(Throwable caught) {
							LoadingWidget.hideLoading();
						}
						@Override
						public void onSuccess(GwtRpcResponseBoolean result) {
							if (result.getValue()) {
								iPageLoadingTimer.schedule(500);
							} else {
								LoadingWidget.hideLoading();
							}
						}
					});
				}
			};
			iPageLoadingTimer.schedule(500);
		}
	});
}
 

public static void setId(Element element, WidgetType widgetType, String prefix, String id) {
    element.setId(widgetType.type + "_" + prefix.toLowerCase() + "_" + id.toLowerCase());
}