#include <X11/extensions/Xext.h>

Classes
struct	_XExtDisplayInfo

struct	_XExtensionInfo

struct	_XExtensionHooks

Macros
#define	XextHasExtension(i) ((i) && ((i)->codes))

#define	XextCheckExtension(dpy, i, name, val) if (!XextHasExtension(i)) { XMissingExtension (dpy, name); return val; }

#define	XextSimpleCheckExtension(dpy, i, name) if (!XextHasExtension(i)) { XMissingExtension (dpy, name); return; }

#define	XEXT_GENERATE_FIND_DISPLAY(proc, extinfo, extname, hooks, nev, data)

#define	XEXT_FIND_DISPLAY_PROTO(proc) XExtDisplayInfo proc(Display dpy)

#define	XEXT_GENERATE_CLOSE_DISPLAY(proc, extinfo)

#define	XEXT_CLOSE_DISPLAY_PROTO(proc) int proc(Display dpy, XExtCodes codes)

#define	XEXT_GENERATE_ERROR_STRING(proc, extname, nerr, errl)

#define	XEXT_ERROR_STRING_PROTO(proc) char proc(Display dpy, int code, XExtCodes codes, char buf, int n)

Typedefs
typedef struct _XExtDisplayInfo	XExtDisplayInfo

typedef struct _XExtensionInfo	XExtensionInfo

typedef struct _XExtensionHooks	XExtensionHooks

Functions
XExtensionInfo *	XextCreateExtension ()

void	XextDestroyExtension ()

XExtDisplayInfo *	XextAddDisplay ()

int	XextRemoveDisplay ()

XExtDisplayInfo *	XextFindDisplay ()

Macro Definition Documentation

#define XEXT_CLOSE_DISPLAY_PROTO ( proc ) int proc(Display *dpy, XExtCodes *codes)

Definition at line 206 of file extutil.h.

#define XEXT_ERROR_STRING_PROTO ( proc ) char *proc(Display *dpy, int code, XExtCodes *codes, char *buf, int n)

Definition at line 222 of file extutil.h.

#define XEXT_FIND_DISPLAY_PROTO ( proc ) XExtDisplayInfo *proc(Display *dpy)

Definition at line 197 of file extutil.h.

#define XEXT_GENERATE_CLOSE_DISPLAY	(	proc,
		extinfo
	)

Value:

int proc (Display *dpy, XExtCodes *codes) \
{ \
    return XextRemoveDisplay (extinfo, dpy); \
}

Definition at line 200 of file extutil.h.

#define XEXT_GENERATE_ERROR_STRING	(	proc,
		extname,
		nerr,
		errl
	)

Value:

char *proc (Display *dpy, int code, XExtCodes *codes, char *buf, int n) \
{  \
    code -= codes->first_error;  \
    if (code >= 0 && code < nerr) { \
        char tmp[256]; \
	sprintf (tmp, "%s.%d", extname, code); \
        XGetErrorDatabaseText (dpy, "XProtoError", tmp, errl[code], buf, n); \
        return buf; \
    } \
    return (char *)0; \
}

Definition at line 209 of file extutil.h.

#define XEXT_GENERATE_FIND_DISPLAY	(	proc,
		extinfo,
		extname,
		hooks,
		nev,
		data
	)

Value:

XExtDisplayInfo *proc (Display *dpy) \
{ \
    XExtDisplayInfo *dpyinfo; \
    if (!extinfo) { if (!(extinfo = XextCreateExtension())) return NULL; } \
    if (!(dpyinfo = XextFindDisplay (extinfo, dpy))) \
      dpyinfo = XextAddDisplay (extinfo,dpy,extname,hooks,nev,data); \
    return dpyinfo; \
}