Sorry for "re-live" this post, but I think it's possible to preload images in pure-javascript. There are several plugins to frameworks like prototype and jquery.
Jquery load plug-in: http://www.filamentgroup.com/lab/update_automatically_preload_images_from_css_with_jquery/ I would like to see this feature in qooxdoo :-) Can I open a bug request at qooxdoo bugzilla? 2010/9/17 Dietrich Streifert <[email protected]>: > > I remember that combining all theme and widget images was discussed > here before (subject: Combining the icon-sets). > > Having such a combined image would allow to manually load this image > before the app starts up. > > I have never tried this myself. > > Regards, > Dietrich > > Am 17.09.2010 12:46, schrieb Jean-Noël Rivasseau: >> We got the same problem and are looking for a solution too. We already >> thought of what Daniel suggested but this is very ugly. There should >> be a Qooxdoo API for preloading stuff >> >> On Fri, Sep 17, 2010 at 12:26 PM, Daniel Wagner<[email protected]> >> wrote: >>> Hi Leandro, >>> >>> there's no "preload images" setting in the framework since it's >>> impossible to predict which resources are going to be needed at some >>> point during the application's runtime. The only way I can think of to >>> achieve your goal would be to create an additional instance of each type >>> of widget you're using, move it out of the viewport and set the various >>> states like "hovered" manually to trigger the image loading. But that's >>> a very ugly hack. >>> >>> >>> Regards, >>> Daniel >>> >>> Leandro Santiago schrieb: >>>> Hello to all. >>>> >>>> When I create an application, the itens like images are downloaded >>>> only when the web browser need them. The problem happens when the >>>> connection isn't so fast: you can see the images loading to former the >>>> itens like menus and window decorations. And every new item, a new >>>> "loading" and a new requisition to the server. After this, everything >>>> stays in the browser cache, but in the first time the load process is >>>> visible. >>>> >>>> My question is: Is possible to load, before show the application, all >>>> data itens, a kind of "preload"? >>>> >>>> ps: sorry for my bad English. I hope you understand me. >>>> >>>> ------------------------------------------------------------------------------ >>>> Start uncovering the many advantages of virtual appliances >>>> and start using them to simplify application deployment and >>>> accelerate your shift to cloud computing. >>>> http://p.sf.net/sfu/novell-sfdev2dev >>>> _______________________________________________ >>>> qooxdoo-devel mailing list >>>> [email protected] >>>> https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel >>>> >>>> >>> ------------------------------------------------------------------------------ >>> Start uncovering the many advantages of virtual appliances >>> and start using them to simplify application deployment and >>> accelerate your shift to cloud computing. >>> http://p.sf.net/sfu/novell-sfdev2dev >>> _______________________________________________ >>> qooxdoo-devel mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel >> ------------------------------------------------------------------------------ >> Start uncovering the many advantages of virtual appliances >> and start using them to simplify application deployment and >> accelerate your shift to cloud computing. >> http://p.sf.net/sfu/novell-sfdev2dev >> _______________________________________________ >> qooxdoo-devel mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel > > -- > Mit freundlichen Grüßen > Dietrich Streifert > -- > Visionet GmbH > Firmensitz: Am Weichselgarten 7, 91058 Erlangen > Registergericht: Handelsregister Fürth, HRB 6573 > Geschäftsführer: Stefan Lindner > > > > > ------------------------------------------------------------------------------ > Start uncovering the many advantages of virtual appliances > and start using them to simplify application deployment and > accelerate your shift to cloud computing. > http://p.sf.net/sfu/novell-sfdev2dev > _______________________________________________ > qooxdoo-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel > ------------------------------------------------------------------------------ Start uncovering the many advantages of virtual appliances and start using them to simplify application deployment and accelerate your shift to cloud computing. http://p.sf.net/sfu/novell-sfdev2dev _______________________________________________ qooxdoo-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel
