Re: passing parameters

[Olexiy Avramchenko <olexiy irtech cn ua>]

Tristan Van Berkom wrote:

> samuel.berthelot wrote: 

<...>

>> Actually my code doesn't work. But I need to pass the id variable as 
>> a parameter.
>> Any idea ? 
>
Have you tried to use gtk_widget_add_events(glarea, 
GDK_POINTER_MOTION_MASK) ?
<...>

> If the user_data argument for this signal has been removed
> (or never existed); which I doubt is the case (almost all
> event signals if not all of them; provide a user_data arg

You are wrong. All "*-event" signals of GtkWidget have such argument.
http://developer.gnome.org/doc/API/2.0/gtk/GtkWidget.html#GtkWidget-motion-notify-event

> );
> You can consider using:
>    `g_object_set_data(G_OBJECT(glarea), "id", (gpointer)id)'
> and
>    `id = g_object_get_data(G_OBJECT(glarea), "id")'

This is slower and consumes memory, in almost all cases you just  need 
to pass an additional parameter.

    Olexiy