On 12/10/09, Stuart <stuartmoff...@gmail.com> wrote: > > Environment: MS Windows, Eclipse 3.5 with GWT 2.0 plugin. > Testing on: FF (Win/Mac), Chrome (Win/Mac), IE7(Win) > > Basic widget hierarchy: > - EntryPoint loads a DockLayoutPanel via UiBinder. > - in the center of the dock, loads a VerticalPanel > - the VerticalPanel has 3 custom composite widgets in my app's > namespace, each of which have to "appear" exclusively in the dock's > center pane when certain events are fired > > Post-binding logic: > - after the EntryPoint creates and binds the UI, we need to "turn off" > 2 of the 3 custom widgets. > - this is accomplished by the following code: > > // turn off widget 1 > vPanel.setCellHeight(customWidget1, "0px"); > customWidget1.setVisible(false); > > // turn off widget 2 > vPanel.setCellHeight(customWidget2, "0px"); > customWidget2.setVisible(false); > > // turn on widget 3 > vPanel.setCellHeight(customWidget3, "100%"); > customWidget1.setVisible(true); > > Error: > > In IE7, the first reload in DevMode crashes with: > > com.google.gwt.core.client.JavaScriptException: (Error): Invalid > argument. > number: -2147024809 > description: Invalid argument. > at com.google.gwt.dev.shell.BrowserChannelServer.invokeJavascript > (BrowserChannelServer.java:195) > at com.google.gwt.dev.shell.ModuleSpaceOOPHM.doInvoke > (ModuleSpaceOOPHM.java:120) > at com.google.gwt.dev.shell.ModuleSpace.invokeNative > (ModuleSpace.java:507) > at com.google.gwt.dev.shell.ModuleSpace.invokeNativeVoid > (ModuleSpace.java:284) > at com.google.gwt.dev.shell.JavaScriptHost.invokeNativeVoid > (JavaScriptHost.java:107) > at com.google.gwt.dom.client.Element$.setPropertyString$ > (Element.java) > at com.google.gwt.user.client.ui.CellPanel.setCellHeight > (CellPanel.java:104) > .... > > The next line in the stack trace is the first attempt at: > vPanel.setCellHeight(customWidget1, "0px"); > > FF (Win/Mac), Chrome (Win/Mac) all do this properly. > The IE7 dev plugin tells me gracefully that the server is > disconnected. > My eclipse console reports the above stack trace. > > The end result is I have no application in IE. > > (Now, someone is going to say: Why are you using VerticalPanels? Long > story, but I have not found a suitable replacement in the new UI > panels to handle sizing without becoming a PhD in CSS quirks.) > > As I trace through the code, I am looking at this path: > > - We programmatically set the cell height of the widget to 0px > (allowed by CSS) from its parent vPanel > - CellPanel.setCellHeight gets the widgetTd as an Element > - Element.setPropertyString sets the property string of 'height' to > '0px' > - this method is JSNI that sets this[name] = value in the > JavaScriptObject > > I lose the code for a little while as it delegates through to > ModuleSpaceOOPHM(ModuleSpace).onLoad(TreeLogger). > > When we try to exit the onModuleLoad via line 374 of > com.google.gwt.dev.shell.ModuleSpace > exit.invoke(null, true); > > ... we step into oblivion. > > The user agent for this terrible show-stopping surprise for my > application is: > "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR > 2.0.50727)" > > Help! > > > > > > > > > -- > > You received this message because you are subscribed to the Google Groups > "Google Web Toolkit" group. > To post to this group, send email to google-web-tool...@googlegroups.com. > To unsubscribe from this group, send email to > google-web-toolkit+unsubscr...@googlegroups.com<google-web-toolkit%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/google-web-toolkit?hl=en. > > >
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