Is it not the responseHeaders that you need? on the following object http://livedocs.adobe.com/flex/3/langref/flash/events/HTTPStatusEvent.html
Regards, Wesley Acheson On Wed, Aug 19, 2009 at 12:54 PM, Barry Evans <bazza...@hotmail.com> wrote: > Hi, > > This post is quite lengthy, but I really need to explain in detail what it > is I'm trying to achieve here. > > I am developing an AIR application that has an mx.controls.HTML component > as the only child; in essence the application is a custom web browser in > AIR. > > I have created a custom HTMLHost component that extends the > flash.html.HTMLHost class per the Adobe documentation, so that my > application can intercept particular JavaScript calls; i.e. > (AS)createWindow() -> (JS)window.open(). > > The main HTML component has its htmlHost property set to an instance of > this CustomHTMLHost class, and every new window that is created via the > createWindow() method also has its htmlHost set to an instance of the > CustomHTMLHost class. > > In my CustomHTMLHost class, I also override the > updateLocation(locationURL:String) method, enabling me to inspect the new > URL that is being set on either the main HTML component, or any popup > windows that are created. > > The web application I am loading into the main HTML component allows users > to export reports in a number of formats (HTML, PDF, XLS, CSV, TXT) which > can either be opened or downloaded when using a conventional browser > (IE/FF/Safari). > > When the user exports a report, a popup window is displayed (which works > fine with my application because of the overridden createWindow() method in > the CutsomHTMLHost class). > After the user clicks the final "Export" button on a PDF/HTML/TXT export, > everything works fine and the report results are displayed as the AIR > runtime can handle these files. > > However when the user exports to XLS/CSV nothing happens, which is expected > because the AIR runtime does not support those file types. > I intend to create a file download manager to handle this so that the user > can just save the files to their local file system, and this is where I'm > hitting a brick wall. > > I am able to capture the URL that is being requested to get these latter > export types from the overridden updateLocation(locationURL:String) method > in the CustomHTMLHost class, but the URL alone is not enough information for > the AIR application to send to the web application that provides the report > exporting functionality. > > I need to get access to the rest of the header information (such as POST > variables, and also the cookie information) that is sent in the HTTP request > when the final "Export" button is clicked by the user to ensure I am getting > a valid response from the web application. > > So, to finally get to my main question... is there any way to intercept > the URLRequests that are created and invoked from a HTML/HTMLHost component? > > What I really want to be able to do is to inspect the HTTP responses, so > that I can determine content of the HTTP response i.e. > Content-Disposition: filename*=Report.xls; > Content-Type: application/vnd.ms-excel; charset=UnicodeLittle > > With this information I can let my AIR application display a save file > dialog or something along those lines. > > Sorry for the long post, and any help would be appreciated as this is a > critical part of my AIR application, and I REALLY need to figure this out. > > I understand that the approach I am proposing may not even be possible, as > I have been doing a number of things to try and solve it. > One of which was extending the HTMLLoader class and overriding the > load(urlRequestToLoad:URLRequest) method to I could intercept all > URLRequests, but I couldn't even get the HTML component that used this class > as its htmlLoader property to load any HTML content. > > Thanks in advance, > > Barry > > > > ------------------------------------ > > -- > Flexcoders Mailing List > FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt > Alternative FAQ location: > https://share.acrobat.com/adc/document.do?docid=942dbdc8-e469-446f-b4cf-1e62079f6847 > Search Archives: > http://www.mail-archive.com/flexcoders%40yahoogroups.comYahoo! Groups > Links > > > >
