Any suggested workarounds?
I currently load a page layout in HTML (Header/Menu Bar/Footer) ... then in each section I load different HTML layouts depending on the user, and then I add the controls. On Apr 27, 6:15 pm, Vitali Lovich <[email protected]> wrote: > Yes this has already come up on the mailing list. This was always illegal, > just uncaught prior to 1.6. You cannot wrap two elements in GWT if they > already have a parent/child relationship in the DOM (causes a mismatch in > the trees). > > Do a search & you'll find the response from the GWT developer regarding this > issue. > > > > On Mon, Apr 27, 2009 at 11:12 AM, kohlyn <[email protected]> wrote: > > > I'm getting the following errors with 1.6.4 on a Mac. > > > "A widget that has an existing parent widget may not be added to the > > detach list" > > > The HTML is: > > > <body> > > <!-- OPTIONAL: include this if you want history support --> > > <iframe src="javascript:''" id="__gwt_historyFrame" tabIndex='-1' > > style="position:absolute;width:0;height:0;border:0"></iframe> > > <h1>Web Application Starter Project</h1> > > <div id="testdiv"></div> > > </body> > > > Code: > > > public void onModuleLoad() { > > > HTMLPanel p = new HTMLPanel("<div id=\"testdiv2\">Test Div > > 2</ > > div>"); > > > RootPanel.get("testdiv").add(p); > > > final TextBox txtUsername = new TextBox(); > > > RootPanel.get("testdiv2").add(txtUsername); > > > } > > } > > > This code worked in the 1.4 and 1.5 branches, but not 1.6. > > > The line: > > > "RootPanel.get("testdiv2").add(txtUsername);" > > > throws the exception. > > "A widget that has an existing parent widget may not be added to > > the detach list" > > > The problems appears to be with a new check in > > RootPanel.detachOnWindowClose(Widget widget) > > > assert !isElementChildOfWidget(widget.getElement()) : "A widget > > that has " > > + "an existing parent widget may not be added to the detach > > list"; > > > RootPanel.isElementChildOfWidget(Element element) appears to fail > > because I'm adding a widget to an already attached element. > > > Any work arounds/ideas would be greatly appreciated ... I have a 1.4 > > application that is based on dynamically loading page layouts from a > > database. > > > Thanks. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/Google-Web-Toolkit?hl=en -~----------~----~----~----~------~----~------~--~---
