This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
xme.c
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/*
* Copyright 1993-2001 by Xi Graphics, Inc.
* All Rights Reserved.
*
* Please see the LICENSE file accompanying this distribution for licensing
* information.
*
* Please send any bug fixes and modifications to src@xig.com.
*
* $XiGId: xme.c,v 1.2 2001/11/30 21:56:59 jon Exp $
*
*/
#define NEED_EVENTS
#define NEED_REPLIES
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#include <X11/Xlibint.h>
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#include <X11/Xthreads.h>
#include <X11/Xmd.h>
#include <X11/Xproto.h>
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#include "../extensions/Xext.h"
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#include "../extensions/extutil.h"
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/*****************************************************************************/
#define XIGMISC_PROTOCOL_NAME "XiG-SUNDRY-NONSTANDARD"
#define XIGMISC_MAJOR_VERSION 2
#define XIGMISC_MINOR_VERSION 0
#define XiGMiscNumberEvents 0
#define X_XiGMiscQueryVersion 0
#define X_XiGMiscQueryViews 1
#define X_XiGMiscQueryResolutions 2
#define X_XiGMiscChangeResolution 3
#define X_XiGMiscFullScreen 4
#define sz_xXiGMiscQueryVersionReq 8
#define sz_xXiGMiscQueryViewsReq 8
#define sz_xXiGMiscQueryResolutionsReq 8
#define sz_xXiGMiscChangeResolutionReq 16
#define sz_xXiGMiscFullScreenReq 16
#define sz_xXiGMiscQueryVersionReply 32
#define sz_xXiGMiscQueryViewsReply 32
#define sz_xXiGMiscQueryResolutionsReply 32
#define sz_xXiGMiscQueryFullScreenReply 32
/*******************************************************************/
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typedef struct
{
CARD8 reqType; /* always codes->major_opcode */
CARD8 xigmiscReqType; /* always X_XiGMiscQueryVersion */
CARD16 length;
CARD16 major;
CARD16 minor;
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} xXiGMiscQueryVersionReq;
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typedef struct
{
CARD8 reqType; /* always codes->major_opcode */
CARD8 xigmiscReqType; /* always X_XiGMiscQueryViews */
CARD16 length;
CARD8 screen;
CARD8 pad0;
CARD16 pad1;
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} xXiGMiscQueryViewsReq;
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typedef struct
{
CARD8 reqType; /* always codes->major_opcode */
CARD8 xigmiscReqType; /* always X_XiGMiscQueryResolutions */
CARD16 length;
CARD8 screen;
CARD8 view;
CARD16 pad0;
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} xXiGMiscQueryResolutionsReq;
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typedef struct
{
CARD8 reqType; /* always codes->major_opcode */
CARD8 xigmiscReqType; /* always X_XiGMiscChangeResolution */
CARD16 length;
CARD8 screen;
CARD8 view;
CARD16 pad0;
CARD16 width;
CARD16 height;
INT32 refresh;
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} xXiGMiscChangeResolutionReq;
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typedef struct
{
CARD8 reqType; /* always codes->major_opcode */
CARD8 xigmiscReqType; /* always X_XiGMiscFullScreen */
CARD16 length;
CARD8 screen;
CARD8 pad0;
CARD16 pad1;
CARD32 window;
CARD32 cmap;
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} xXiGMiscFullScreenReq;
/*******************************************************************/
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typedef struct
{
BYTE type; /* X_Reply */
CARD8 pad0;
CARD16 sequenceNumber;
CARD32 length;
CARD16 major;
CARD16 minor;
CARD32 pad1;
CARD32 pad2;
CARD32 pad3;
CARD32 pad4;
CARD32 pad5;
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} xXiGMiscQueryVersionReply;
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typedef struct
{
BYTE type; /* X_Reply */
CARD8 pad0;
CARD16 sequenceNumber;
CARD32 length;
CARD32 nviews;
CARD32 pad1;
CARD32 pad2;
CARD32 pad3;
CARD32 pad4;
CARD32 pad5;
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} xXiGMiscQueryViewsReply;
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typedef struct
{
BYTE type; /* X_Reply */
CARD8 pad0;
CARD16 sequenceNumber;
CARD32 length;
CARD16 active;
CARD16 nresolutions;
CARD32 pad1;
CARD32 pad2;
CARD32 pad3;
CARD32 pad4;
CARD32 pad5;
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} xXiGMiscQueryResolutionsReply;
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typedef struct
{
BYTE type; /* X_Reply */
BOOL success;
CARD16 sequenceNumber;
CARD32 length;
CARD32 pad1;
CARD32 pad2;
CARD32 pad3;
CARD32 pad4;
CARD32 pad5;
CARD32 pad6;
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} xXiGMiscFullScreenReply;
/*******************************************************************/
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typedef struct
{
INT16 x;
INT16 y;
CARD16 w;
CARD16 h;
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} XiGMiscViewInfo;
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typedef struct
{
CARD16 width;
CARD16 height;
INT32 refresh;
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} XiGMiscResolutionInfo;
/*****************************************************************************/
static XExtensionInfo *xigmisc_info = NULL;
static char *xigmisc_extension_name = XIGMISC_PROTOCOL_NAME;
#define XiGMiscCheckExtension(dpy,i,val) \
XextCheckExtension (dpy, i, xigmisc_extension_name, val)
#define XiGMiscSimpleCheckExtension(dpy,i) \
XextSimpleCheckExtension (dpy, i, xigmisc_extension_name)
#if defined(__STDC__) && !defined(UNIXCPP)
#define XiGMiscGetReq(name,req,info) GetReq (name, req); \
req->reqType = info->codes->major_opcode; \
req->xigmiscReqType = X_##name;
#define XiGMiscGetReqExtra(name,n,req,info) GetReqExtra (name, n, req); \
req->reqType = info->codes->major_opcode; \
req->xigmicReqType = X_##name;
#else
#define XiGMiscGetReq(name,req,info) GetReq (name, req); \
req->reqType = info->codes->major_opcode; \
req->xigmiscReqType = X_/**/name;
#define XiGMiscGetReqExtra(name,n,req,info) GetReqExtra (name, n, req); \
req->reqType = info->codes->major_opcode; \
req->xigmiscReqType = X_/**/name;
#endif
/*
* find_display - locate the display info block
*/
static int XiGMiscCloseDisplay();
static XExtensionHooks xigmisc_extension_hooks = {
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NULL, /* create_gc */
NULL, /* copy_gc */
NULL, /* flush_gc */
NULL, /* free_gc */
NULL, /* create_font */
NULL, /* free_font */
XiGMiscCloseDisplay, /* close_display */
NULL, /* wire_to_event */
NULL, /* event_to_wire */
NULL, /* error */
NULL, /* error_string */
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static
XEXT_GENERATE_CLOSE_DISPLAY(XiGMiscCloseDisplay, xigmisc_info)
static XEXT_GENERATE_FIND_DISPLAY(XiGMiscFindDisplay, xigmisc_info,
xigmisc_extension_name,
&xigmisc_extension_hooks,
XiGMiscNumberEvents, NULL)
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/*****************************************************************************/
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Bool XiGMiscQueryVersion(Display * dpy, int *major, int *minor)
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int opcode, event, error;
xXiGMiscQueryVersionReq *req;
xXiGMiscQueryVersionReply rep;
XExtDisplayInfo *info = XiGMiscFindDisplay(dpy);
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if (!XQueryExtension(dpy, XIGMISC_PROTOCOL_NAME, &opcode, &event, &error))
return xFalse;
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XiGMiscCheckExtension(dpy, info, xFalse);
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LockDisplay(dpy);
XiGMiscGetReq(XiGMiscQueryVersion, req, info);
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req->major = XIGMISC_MAJOR_VERSION;
req->minor = XIGMISC_MINOR_VERSION;
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if (!_XReply(dpy, (xReply *) & rep, 0, xTrue)) {
UnlockDisplay(dpy);
SyncHandle();
return xFalse;
}
*major = rep.major;
*minor = rep.minor;
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UnlockDisplay(dpy);
SyncHandle();
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return xTrue;
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int
XiGMiscQueryViews(Display * dpy, int screen, XiGMiscViewInfo ** pviews)
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int n, size;
XiGMiscViewInfo *views;
xXiGMiscQueryViewsReq *req;
xXiGMiscQueryViewsReply rep;
XExtDisplayInfo *info = XiGMiscFindDisplay(dpy);
XiGMiscCheckExtension(dpy, info, 0);
LockDisplay(dpy);
XiGMiscGetReq(XiGMiscQueryViews, req, info);
req->screen = screen;
if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) {
UnlockDisplay(dpy);
SyncHandle();
return 0;
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n = rep.nviews;
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if (n > 0) {
size = sizeof(XiGMiscViewInfo) * n;
views = (XiGMiscViewInfo *) Xmalloc(size);
if (!views) {
_XEatData(dpy, (unsigned long) size);
UnlockDisplay(dpy);
SyncHandle();
return 0;
}
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_XReadPad(dpy, (void *) views, size);
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*pviews = views;
}
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UnlockDisplay(dpy);
SyncHandle();
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return n;
}
int
XiGMiscQueryResolutions(Display * dpy, int screen, int view, int *pactive,
XiGMiscResolutionInfo ** presolutions)
{
int n, size;
XiGMiscResolutionInfo *resolutions;
xXiGMiscQueryResolutionsReq *req;
xXiGMiscQueryResolutionsReply rep;
XExtDisplayInfo *info = XiGMiscFindDisplay(dpy);
XiGMiscCheckExtension(dpy, info, 0);
LockDisplay(dpy);
XiGMiscGetReq(XiGMiscQueryResolutions, req, info);
req->screen = screen;
req->view = view;
if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) {
UnlockDisplay(dpy);
SyncHandle();
return 0;
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n = rep.nresolutions;
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if (n > 0) {
size = sizeof(XiGMiscResolutionInfo) * n;
resolutions = (XiGMiscResolutionInfo *) Xmalloc(size);
if (!resolutions) {
_XEatData(dpy, (unsigned long) size);
UnlockDisplay(dpy);
SyncHandle();
return 0;
}
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_XReadPad(dpy, (void *) resolutions, size);
*presolutions = resolutions;
*pactive = rep.active;
}
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UnlockDisplay(dpy);
SyncHandle();
return n;
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void
XiGMiscChangeResolution(Display * dpy, int screen, int view, int width,
int height, int refresh)
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xXiGMiscChangeResolutionReq *req;
XExtDisplayInfo *info = XiGMiscFindDisplay(dpy);
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XiGMiscSimpleCheckExtension(dpy, info);
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LockDisplay(dpy);
XiGMiscGetReq(XiGMiscChangeResolution, req, info);
req->screen = screen;
req->view = view;
req->width = width;
req->height = height;
req->refresh = refresh;
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UnlockDisplay(dpy);
SyncHandle();
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Bool
XiGMiscFullScreen(Display * dpy, int screen, XID window, XID cmap)
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xXiGMiscFullScreenReq *req;
xXiGMiscFullScreenReply rep;
XExtDisplayInfo *info = XiGMiscFindDisplay(dpy);
XiGMiscCheckExtension(dpy, info, xFalse);
LockDisplay(dpy);
XiGMiscGetReq(XiGMiscFullScreen, req, info);
req->screen = screen;
req->pad0 = 0;
req->pad1 = 0;
req->window = window;
req->cmap = cmap;
if (!_XReply(dpy, (xReply *) & rep, 0, xTrue)) {
UnlockDisplay(dpy);
SyncHandle();
return xFalse;
}
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UnlockDisplay(dpy);
SyncHandle();
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return (rep.success ? xTrue : xFalse);
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/* SDL addition from Ryan: free memory used by xme. */
void
XiGMiscDestroy(void)
{
if (xigmisc_info) {
XextDestroyExtension(xigmisc_info);
xigmisc_info = NULL;
}
}
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/* vi: set ts=4 sw=4 expandtab: */