/** * Shows the window, rendering it first if necessary, or activates it and brings it to front if * hidden. */ public void show() { if (!hidden || !fireEvent(Events.BeforeShow, new WindowEvent(this))) { return; } // remove hide style, else layout fails removeStyleName(getHideMode().value()); addStyleName(HideMode.VISIBILITY.value()); if (!isAttached()) { RootPanel.get().add(this); } el().makePositionable(true); onShow(); manager.register(this); afterShow(); notifyShow(); }
protected void afterShow() { hidden = false; // layout early to render window's content for size calcs if (!layoutExecuted || isLayoutNeeded()) { layout(); } if (restorePos != null) { setPosition(restorePos.x, restorePos.y); if (restoreSize != null) { setSize(restoreSize.width, restoreSize.height); } } if (restoreWindowScrolling != null) { com.google.gwt.dom.client.Document.get().enableScrolling(false); } int h = getHeight(); int w = getWidth(); if (h < minHeight && w < minWidth) { setSize(minWidth, minHeight); } else if (h < minHeight) { setHeight(minHeight); } else if (w < minWidth) { setWidth(minWidth); } // not positioned, then center if (!positioned) { el().center(true); } el().updateZIndex(0); if (modal) { modalPreview = Event.addNativePreviewHandler( new NativePreviewHandler() { public void onPreviewNativeEvent(NativePreviewEvent event) { if (Element.is(event.getNativeEvent().getEventTarget())) { Element target = (Element) Element.as(event.getNativeEvent().getEventTarget()); String tag = target.getTagName(); // ignore html and body because of frames if (!resizing && !dragging && !tag.equalsIgnoreCase("html") && !tag.equalsIgnoreCase("body") && event.getTypeInt() != Event.ONLOAD && manager.getActive() == Window.this && (modalPanel == null || (modalPanel != null && !modalPanel.getElement().isOrHasChild(target))) && !Window.this.getElement().isOrHasChild(target) && fly(target).findParent(".x-ignore", -1) == null) { ArrayList<Component> col = new ArrayList<Component>(ComponentManager.get().getAll()); for (Component c : col) { if (c instanceof TriggerField<?>) { triggerBlur((TriggerField<?>) c); } else if (c instanceof Menu) { ((Menu) c).hide(true); } } Window.this.focus(); } } } private native void triggerBlur(TriggerField<?> field) /*-{ [email protected]::triggerBlur(Lcom/extjs/gxt/ui/client/event/ComponentEvent;)(null); }-*/; }); } // missing cursor workaround if (GXT.isGecko) { El e = el().selectNode(".x-window-bwrap"); if (e != null) { e.dom.getStyle().setProperty("overflow", "auto"); e.dom.getStyle().setProperty("position", "static"); } } eventPreview.add(); if (maximized) { maximize(); } removeStyleName(HideMode.VISIBILITY.value()); if (GXT.isAriaEnabled()) { Accessibility.setState(getElement(), "aria-hidden", "false"); } fireEvent(Events.Show, new WindowEvent(this)); toFront(); }