On Wed, Mar 4, 2009 at 8:16 PM, Thierry Chatelet <tchate...@free.fr> wrote: > On 4 March 2009 13:07:42 Star Liu wrote: >> On Wed, Mar 4, 2009 at 6:10 PM, Kelly Clowers <kelly.clow...@gmail.com> > wrote: >> > On Wed, Mar 4, 2009 at 01:04, Star Liu <minxinjian...@gmail.com> wrote: >> >> I want to develop a cross-platform desktop software by open source >> >> platform and develop tools. I'm also a web developer so I'm interested >> >> in gecko, and know that gecko is also able to build desktop >> >> applications by XUL, not only display html files. But it seems gtk+ is >> >> the more normal way to develop desktop applications, then what's the >> >> superior of the two methods? thanks. >> > >> > This is off topic for this list, but since I am replying anyway... >> > >> > >> > GTK and QT are traditional toolkits that are use for building apps. >> > They are comparable to WinForms (.NET), MFC (Win), or AppKit >> > (OS X). >> > >> > Gecko is technically the rendering engine at the heart of XULRunner, >> > otherwise known as the Mozilla Platform. XUL is Mozilla's XML >> > User interface Language, which is used for Firefox's "Chrome" - >> > all the UI elements around the web page. XUL is rendered with >> > Gecko, just like HTML, and the UI is driven with Javascript. >> > >> > XULRunner's use of XML and Javascript might make it easier >> > for a Web dev to write an app, but I suspect you would have to >> > write some amount of C++. In any case, you would have to learn >> > how the JS wraps the C++ interface, which is rather different >> > from the DOM. >> > >> > QT is written in C++ and GTK is C with GLib/GObject. I know >> > you can write the bulk of a GTK program in Python; QT has >> > QTScript (ecmascript) and some support for Python and >> > Ruby, although I don't know if the majority of a QT program >> > can be written with any of those. >> > >> > A XULRunner program will be larger (on disk and in memory) >> > and slower than a GTK or QT program. A large, complex >> > program will suffer less from this than a small or trivial >> > program. >> > >> > XULRunner make the most sense if you are going to be >> > rendering html or doing networking with your program anyway. >> > >> > It is worth noting that QT is a very complete framework, more >> > so even than XULRunner, and it includes QTWebkit. In the >> > just released QT 4.5, the Webkit is close to the version used >> > in the new Safari 4 betas. >> > >> > GTK is more loosely joined, with many parts run as separate >> > but allied projects (e.g. Pango, the text engine), and in some >> > cases there are several projects that might fill a need, with >> > none really official. >> > >> > All three are now available under the LGPL, and QT and >> > Moz have some other license options. >> > >> > >> > I suggest you check out the sites and maybe ask some >> > specific questions (not "which is better") on the appropriate >> > forums/mailing lists and decide which is better for you. >> > >> > http://developer.mozilla.org/En/XULRunner >> > http://www.gtk.org/ >> > http://www.qtsoftware.com/ >> > >> > >> > Cheers, >> > Kelly Clowers >> >> thank you. My task is to make a "Optical Freedom Surfaces Design >> Tool", for example, given a math expression for a surface, I will >> display the 2D/3D picture of the surface, and do some other operation >> around the surface. >> I want to make this tool by fully free software, I think gecko is not >> proper for my task, but I don't know how to choose between qt and >> gtk+. >> >> > -- >> > To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org >> > with a subject of "unsubscribe". Trouble? Contact >> > listmas...@lists.debian.org > > Lots of free software do that already. A single search gave me: > Opencascade, k3dsurf, Genius.... > thank you very much, it seems they are all good and just what i need, i have to choose the best one again, do you have any idea?
> -- > To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org > with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org > > -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
