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- To: cairo-compmgr@xxxxxxxxxxxxxxxxxxx
- Subject: [cairo-compmgr] Re: problem with interfaces
- From: "Carlos Diógenes" <cerdiogenes@xxxxxxxxx>
- Date: Wed, 16 Jan 2008 16:29:43 -0200
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Hmm,
I think I realize what is wrong. It's due the fact that the an GObject
representing the plugin is created for screen AND for windows, isn't
is?
Best regards,
Carlos.
2008/1/16, Carlos Diógenes <cerdiogenes@xxxxxxxxx>:
> Hi,
>
> I'm creating a magnifier plugin that implements the screen and window
> plugin interfaces.
>
> When the ccm_magnifier_screen_paint is called I create a new cairo context.
>
> When the ccm_magnifier_screen_paint is called I try to read this cairo
> context, but I'm getting a NULL value.
>
> static void
> ccm_magnifier_screen_paint(CCMScreenPlugin* plugin, CCMScreen* self)
> {
> CCMMagnifier* mag = CCM_MAGNIFIER(plugin);
>
> static gboolean
> ccm_magnifier_window_paint(CCMWindowPlugin* plugin, CCMWindow* window,
> cairo_t* context, cairo_surface_t* surface)
> {
> CCMMagnifier* self = CCM_MAGNIFIER(plugin);
>
> These lines just show how I cast the plugins to CCMMagnifier. I think
> that the problem is in this place, but I don't know what is wrong. I
> already look around for it, but doesn't find anything helpful.
>
> Thanks,
> Carlos.
>
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