Initial revision

1 files changed, 151 insertions, 0 deletions

diff --git a/include/X11/extensions/Xrandr.h b/include/X11/extensions/Xrandr.h
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+++ b/include/X11/extensions/Xrandr.h
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+/*
+ * $XFree86: xc/lib/Xrandr/Xrandr.h,v 1.11 2002/10/14 18:01:39 keithp Exp $
+ *
+ * Copyright © 2000 Compaq Computer Corporation, Inc.
+ * Copyright © 2002 Hewlett-Packard Company, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Compaq not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission.  HP makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as is"
+ * without express or implied warranty.
+ *
+ * HP DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL COMPAQ
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author:  Jim Gettys, HP Labs, HP.
+ */
+
+#ifndef _XRANDR_H_
+#define _XRANDR_H_
+
+#include <X11/extensions/randr.h>
+
+#include <X11/Xfuncproto.h>
+
+_XFUNCPROTOBEGIN
+
+    
+typedef struct {
+    int	width, height;
+    int	mwidth, mheight;
+} XRRScreenSize;
+
+/*
+ *  Events.
+ */
+
+typedef struct {
+    int type;			/* event base */
+    unsigned long serial;	/* # of last request processed by server */
+    Bool send_event;		/* true if this came from a SendEvent request */
+    Display *display;		/* Display the event was read from */
+    Window window;		/* window which selected for this event */
+    Window root;		/* Root window for changed screen */
+    Time timestamp;		/* when the screen change occurred */
+    Time config_timestamp;	/* when the last configuration change */
+    SizeID size_index;
+    SubpixelOrder subpixel_order;
+    Rotation rotation;
+    int width;
+    int height;
+    int mwidth;
+    int mheight;
+} XRRScreenChangeNotifyEvent;
+
+
+/* internal representation is private to the library */
+typedef struct _XRRScreenConfiguration XRRScreenConfiguration;	
+
+Bool XRRQueryExtension (Display *dpy, int *event_basep, int *error_basep);
+Status XRRQueryVersion (Display *dpy,
+			    int     *major_versionp,
+			    int     *minor_versionp);
+
+XRRScreenConfiguration *XRRGetScreenInfo (Display *dpy,
+					  Drawable draw);
+    
+void XRRFreeScreenConfigInfo (XRRScreenConfiguration *config);
+
+/* 
+ * Note that screen configuration changes are only permitted if the client can
+ * prove it has up to date configuration information.  We are trying to
+ * insist that it become possible for screens to change dynamically, so
+ * we want to ensure the client knows what it is talking about when requesting
+ * changes.
+ */
+Status XRRSetScreenConfig (Display *dpy, 
+			   XRRScreenConfiguration *config,
+			   Drawable draw,
+			   int size_index,
+			   Rotation rotation,
+			   Time timestamp);
+
+/* added in v1.1, sorry for the lame name */
+Status XRRSetScreenConfigAndRate (Display *dpy, 
+				  XRRScreenConfiguration *config,
+				  Drawable draw,
+				  int size_index,
+				  Rotation rotation,
+				  short rate,
+				  Time timestamp);
+
+
+Rotation XRRConfigRotations(XRRScreenConfiguration *config, Rotation *current_rotation);
+
+Time XRRConfigTimes (XRRScreenConfiguration *config, Time *config_timestamp);
+
+XRRScreenSize *XRRConfigSizes(XRRScreenConfiguration *config, int *nsizes);
+
+short *XRRConfigRates (XRRScreenConfiguration *config, int sizeID, int *nrates);
+
+SizeID XRRConfigCurrentConfiguration (XRRScreenConfiguration *config, 
+			      Rotation *rotation);
+    
+short XRRConfigCurrentRate (XRRScreenConfiguration *config);
+
+int XRRRootToScreen(Display *dpy, Window root);
+
+/* 
+ * returns the screen configuration for the specified screen; does a lazy
+ * evalution to delay getting the information, and caches the result.
+ * These routines should be used in preference to XRRGetScreenInfo
+ * to avoid unneeded round trips to the X server.  These are new
+ * in protocol version 0.1.
+ */
+
+
+XRRScreenConfiguration *XRRScreenConfig(Display *dpy, int screen);
+XRRScreenConfiguration *XRRConfig(Screen *screen);
+void XRRSelectInput(Display *dpy, Window window, int mask);
+
+/* 
+ * the following are always safe to call, even if RandR is not implemented 
+ * on a screen 
+ */
+
+
+Rotation XRRRotations(Display *dpy, int screen, Rotation *current_rotation);
+XRRScreenSize *XRRSizes(Display *dpy, int screen, int *nsizes);
+short *XRRRates (Display *dpy, int screen, int sizeID, int *nrates);
+Time XRRTimes (Display *dpy, int screen, Time *config_timestamp);
+
+
+/* 
+ * intended to take RRScreenChangeNotify,  or 
+ * ConfigureNotify (on the root window)
+ * returns 1 if it is an event type it understands, 0 if not
+ */
+int XRRUpdateConfiguration(XEvent *event);
+
+_XFUNCPROTOEND
+
+#endif /* _XRANDR_H_ */