Re: Display

["Maher Awamy" <muhri muhri net>]

On Tue, 23 Jan 2001 12:40:01 +0100, Ronald Bultje said:

> Hi there,
>  
>  I would like to use some functions from the V4L-extension in XFree 4.
>  Basically, I want to use these functions:
>  
>  extern int XvSelectVideoNotify(Display *display, Drawable drawable, Bool
>  onoff);
>  extern int XvSelectPortNotify(Display *display, XvPortID port, Bool onoff);
>  
>  I assume Drawable is just a GTK-object in which I can put objects (vbox,
>  hbox, window). My question is, what is this "Display" and how do I get/make
>  it?

Drawable is any Gtk widget that has a window I suppose but you must include
<gdk/gdkx.h> and use this macro

 GDK_WINDOW_XWINDOW(win);

and display can be retrived by using this macro

 GDK_WINDOW_XDISPLAY(win) or GDK_DISPLAY() marco, this will return the display
that X is using..

Maher

>  
>  Ronald
>  
>  
>  
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