focus

2007-09-26 Thread Dave Howorth
Is there an explanation of gtk's focus mechanism somewhere? That is, an overview of how focus works, what the various focus-related signals mean etc. I've googled but haven't found anything. Thanks, Dave ___ gtk-app-devel-list mailing list

Evaluating bpaths

2007-09-26 Thread Jeff Smith
First, my apologies if there is a better mailing list to target this question. I looked and didn't find anything that still appeared to be active. I'm using GTK+ in a research project, and within that, I'm drawing a bunch of things using GnomeCanvas. In particular, I'm using the BPath object a

pango_extents_to_pixels

2007-09-26 Thread Ian Bull
Is anyone else experiencing problems with GTK 2.12 and pango_extents_to_pixels. I first noticed this problem when I launched Eclipse: /home/XXX/local/eclipse/eclipse: symbol lookup error: /usr/lib/libgtk- x11-2.0.so.0: undefined symbol: pango_extents_to_pixels but I also get the same error when

How to redraw the blanked section of a widget after a expose-event?

2007-09-26 Thread krist misra
Hi experts, I am using GTK+ and gstreamer to capture and show the video frames, I created a drawable widget using gtk_drawing_area_new() and using xvimage element of gstreamer to render the video, I also connected them by a gstreamer function gst_x_overlay_set_xwindow_id(), so the video frames

Re: pango_extents_to_pixels

2007-09-26 Thread Behdad Esfahbod
On Wed, 2007-09-26 at 16:13 -0700, Ian Bull wrote: Is anyone else experiencing problems with GTK 2.12 and pango_extents_to_pixels. I first noticed this problem when I launched Eclipse: /home/XXX/local/eclipse/eclipse: symbol lookup error: /usr/lib/libgtk- x11-2.0.so.0: undefined symbol:

Re: Undo framework

2007-09-26 Thread Sven Neumann
Hi, On Tue, 2007-09-25 at 08:16 -0400, Jody Goldberg wrote: Undo comes with Redo, which is sufficient information to make a replay a modification from a known state. Not necessarily. A common approach to Undo/Redo is to store the information before the operation on the undo stack. Then, when

Re: Undo framework

2007-09-26 Thread Rodrigo Moya
On Mon, 2007-09-24 at 09:23 -0400, Jody Goldberg wrote: On Mon, Sep 24, 2007 at 02:41:19PM +0200, Rodrigo Moya wrote: On Fri, 2007-09-21 at 16:21 -0300, Johan Dahlin wrote: I'm not sure we should talk about a 'document' there, there are many operations outside of documents which

Re: Undo framework

2007-09-26 Thread Tristan Van Berkom
On Wed, 2007-09-26 at 13:08 +0200, Rodrigo Moya wrote: [...] It seems useful for anything that operates on persistent data, be it a document, or control-center settings. I'm thinking, maybe a crazy idea though, but this could also be useful, once the actions are stored in a file, to be