/* * 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 #include #include #include #include #include "../extensions/Xext.h" #include "../extensions/extutil.h" /*****************************************************************************/ #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 /*******************************************************************/ typedef struct { CARD8 reqType; /* always codes->major_opcode */ CARD8 xigmiscReqType; /* always X_XiGMiscQueryVersion */ CARD16 length; CARD16 major; CARD16 minor; } xXiGMiscQueryVersionReq; typedef struct { CARD8 reqType; /* always codes->major_opcode */ CARD8 xigmiscReqType; /* always X_XiGMiscQueryViews */ CARD16 length; CARD8 screen; CARD8 pad0; CARD16 pad1; } xXiGMiscQueryViewsReq; typedef struct { CARD8 reqType; /* always codes->major_opcode */ CARD8 xigmiscReqType; /* always X_XiGMiscQueryResolutions */ CARD16 length; CARD8 screen; CARD8 view; CARD16 pad0; } xXiGMiscQueryResolutionsReq; 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; } xXiGMiscChangeResolutionReq; 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; } xXiGMiscFullScreenReq; /*******************************************************************/ 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; } xXiGMiscQueryVersionReply; typedef struct { BYTE type; /* X_Reply */ CARD8 pad0; CARD16 sequenceNumber; CARD32 length; CARD32 nviews; CARD32 pad1; CARD32 pad2; CARD32 pad3; CARD32 pad4; CARD32 pad5; } xXiGMiscQueryViewsReply; 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; } xXiGMiscQueryResolutionsReply; typedef struct { BYTE type; /* X_Reply */ BOOL success; CARD16 sequenceNumber; CARD32 length; CARD32 pad1; CARD32 pad2; CARD32 pad3; CARD32 pad4; CARD32 pad5; CARD32 pad6; } xXiGMiscFullScreenReply; /*******************************************************************/ typedef struct { INT16 x; INT16 y; CARD16 w; CARD16 h; } XiGMiscViewInfo; typedef struct { CARD16 width; CARD16 height; INT32 refresh; } 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 = { 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 */ }; static XEXT_GENERATE_CLOSE_DISPLAY (XiGMiscCloseDisplay, xigmisc_info) static XEXT_GENERATE_FIND_DISPLAY (XiGMiscFindDisplay, xigmisc_info, xigmisc_extension_name, &xigmisc_extension_hooks, XiGMiscNumberEvents, NULL) /*****************************************************************************/ Bool XiGMiscQueryVersion(Display *dpy, int *major, int *minor) { int opcode, event, error; xXiGMiscQueryVersionReq *req; xXiGMiscQueryVersionReply rep; XExtDisplayInfo *info = XiGMiscFindDisplay(dpy); if (!XQueryExtension(dpy, XIGMISC_PROTOCOL_NAME, &opcode, &event, &error)) return xFalse; XiGMiscCheckExtension(dpy, info, xFalse); LockDisplay (dpy); XiGMiscGetReq (XiGMiscQueryVersion, req, info); req->major = XIGMISC_MAJOR_VERSION; req->minor = XIGMISC_MINOR_VERSION; if (!_XReply (dpy, (xReply *)&rep, 0, xTrue)) { UnlockDisplay(dpy); SyncHandle(); return xFalse; } *major = rep.major; *minor = rep.minor; UnlockDisplay(dpy); SyncHandle(); return xTrue; } int XiGMiscQueryViews(Display *dpy, int screen, XiGMiscViewInfo **pviews) { 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; } n = rep.nviews; if (n > 0) { size = sizeof(XiGMiscViewInfo) * n; views = (XiGMiscViewInfo*)Xmalloc(size); if (!views) { _XEatData(dpy, (unsigned long)size); UnlockDisplay(dpy); SyncHandle(); return 0; } _XReadPad(dpy, (void*)views, size); *pviews = views; } UnlockDisplay(dpy); SyncHandle(); 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; } n = rep.nresolutions; if (n > 0) { size = sizeof(XiGMiscResolutionInfo) * n; resolutions = (XiGMiscResolutionInfo*)Xmalloc(size); if (!resolutions) { _XEatData(dpy, (unsigned long)size); UnlockDisplay(dpy); SyncHandle(); return 0; } _XReadPad(dpy, (void*)resolutions, size); *presolutions = resolutions; *pactive = rep.active; } UnlockDisplay(dpy); SyncHandle(); return n; } void XiGMiscChangeResolution(Display *dpy, int screen, int view, int width, int height, int refresh) { xXiGMiscChangeResolutionReq *req; XExtDisplayInfo *info = XiGMiscFindDisplay(dpy); XiGMiscSimpleCheckExtension(dpy, info); LockDisplay (dpy); XiGMiscGetReq (XiGMiscChangeResolution, req, info); req->screen = screen; req->view = view; req->width = width; req->height = height; req->refresh = refresh; UnlockDisplay(dpy); SyncHandle(); } Bool XiGMiscFullScreen(Display *dpy, int screen, XID window, XID cmap) { 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; } UnlockDisplay(dpy); SyncHandle(); return (rep.success ? xTrue : xFalse); } /* SDL addition from Ryan: free memory used by xme. */ void XiGMiscDestroy(void) { if (xigmisc_info) { XextDestroyExtension(xigmisc_info); xigmisc_info = NULL; } }