Re: Expose events

[Adrian Feiguin <feiguin ifir ifir edu ar>]

On Mon, 26 Apr 1999, K. M. Hawarden-Ogata wrote:

> Hi, I was wondering if someone could help me...
> 
> I am writing a program that plots a graph and has various buttons that do
> things like read in data and plot a fitted curve to that data.
> My question is: Is there a nice way to force the drawing area widget to
> redraw after every event, i.e., after I click my "read in data" button, it
> automatically plots the data points on my drawing area.
> 
gtk_widget_set_events(darea, gtk_widget_get_events(darea) | 
                             GDK_EXPOSURE_MASK);

gtk_signal_connect(GTK_OBJECT(darea), "expose_event",
                   (GtkSignalFunc) expose_handler);


> Thanks, Miranda
> 
> /------------------------------------------------------------------------\
> | Miranda Hawarden-Ogata             Email: hawarden@irtf.ifa.hawaii.edu |
> | NASA IRTF, Institute of Astronomy  Phone: (808) 974-4206               |
> | 1175 Manono St., Bldg 393            Fax: (808) 974-4207               |
> | Hilo, HI 96720                                                         |
> \------------------------------------------------------------------------/
> 
> 
> 
> -- 
>          To unsubscribe: mail gtk-devel-list-request@redhat.com with 
>                        "unsubscribe" as the Subject.
> 
>