Home | History | Annotate | Line # | Download | only in src 
      1 /*
      2  *
      3  * Copyright  2002 Keith Packard, member of The XFree86 Project, Inc.
      4  *
      5  * Permission to use, copy, modify, distribute, and sell this software and its
      6  * documentation for any purpose is hereby granted without fee, provided that
      7  * the above copyright notice appear in all copies and that both that
      8  * copyright notice and this permission notice appear in supporting
      9  * documentation, and that the name of Keith Packard not be used in
     10  * advertising or publicity pertaining to distribution of the software without
     11  * specific, written prior permission.  Keith Packard makes no
     12  * representations about the suitability of this software for any purpose.  It
     13  * is provided "as is" without express or implied warranty.
     14  *
     15  * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
     16  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
     17  * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
     18  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
     19  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
     20  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
     21  * PERFORMANCE OF THIS SOFTWARE.
     22  */
     23 
     24 #ifndef _XFIXESINT_H_
     25 #define _XFIXESINT_H_
     26 
     27 #include <stdio.h>
     28 #include <X11/Xlib.h>
     29 #include <X11/Xlibint.h>
     30 #include <X11/Xutil.h>
     31 #include "Xfixes.h"
     32 #include <X11/extensions/xfixesproto.h>
     33 
     34 typedef struct _XFixesExtDisplayInfo {
     35     struct _XFixesExtDisplayInfo  *next;    /* keep a linked list */
     36     Display                 *display;	    /* which display this is */
     37     XExtCodes               *codes;	    /* the extension protocol codes */
     38     int			    major_version;  /* -1 means we don't know */
     39     int			    minor_version;  /* -1 means we don't know */
     40 } XFixesExtDisplayInfo;
     41 
     42 /* replaces XExtensionInfo */
     43 typedef struct _XFixesExtInfo {
     44     XFixesExtDisplayInfo    *head;          /* start of the list */
     45     XFixesExtDisplayInfo    *cur;           /* most recently used */
     46     int                     ndisplays;      /* number of displays */
     47 } XFixesExtInfo;
     48 
     49 extern XFixesExtInfo XFixesExtensionInfo;
     50 extern char XFixesExtensionName[];
     51 
     52 XFixesExtDisplayInfo *
     53 XFixesFindDisplay (Display *dpy);
     54 
     55 #define XFixesHasExtension(i) ((i) && ((i)->codes))
     56 
     57 #define XFixesCheckExtension(dpy,i,val) \
     58     do { if (!XFixesHasExtension(i)) { return val; } } while(0)
     59 
     60 #define XFixesSimpleCheckExtension(dpy,i) \
     61     do { if (!XFixesHasExtension(i)) { return; } } while(0)
     62 
     63 #endif /* _XFIXESINT_H_ */
     64