Status XPanoramiXQueryVersion(
Display *dpy,
int *major_versionp,
int *minor_versionp
)
{
XExtDisplayInfo *info = find_display (dpy);
xPanoramiXQueryVersionReply rep;
register xPanoramiXQueryVersionReq *req;
PanoramiXCheckExtension (dpy, info, 0);
LockDisplay (dpy);
GetReq (PanoramiXQueryVersion, req);
req->reqType = info->codes->major_opcode;
req->panoramiXReqType = X_PanoramiXQueryVersion;
req->clientMajor = PANORAMIX_MAJOR_VERSION;
req->clientMinor = PANORAMIX_MINOR_VERSION;
if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
UnlockDisplay (dpy);
SyncHandle ();
return 0;
}
*major_versionp = rep.majorVersion;
*minor_versionp = rep.minorVersion;
UnlockDisplay (dpy);
SyncHandle ();
return 1;
}
Status XPanoramiXGetScreenCount (
Display *dpy,
Drawable drawable,
XPanoramiXInfo *panoramiX_info
)
{
XExtDisplayInfo *info = find_display (dpy);
xPanoramiXGetScreenCountReply rep;
register xPanoramiXGetScreenCountReq *req;
PanoramiXCheckExtension (dpy, info, 0);
LockDisplay (dpy);
GetReq (PanoramiXGetScreenCount, req);
req->reqType = info->codes->major_opcode;
req->panoramiXReqType = X_PanoramiXGetScreenCount;
req->window = drawable;
if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
UnlockDisplay (dpy);
SyncHandle ();
return 0;
}
UnlockDisplay (dpy);
SyncHandle ();
panoramiX_info->window = rep.window;
panoramiX_info->ScreenCount = rep.ScreenCount;
return 1;
}
Status XPanoramiXGetScreenSize (
Display *dpy,
Drawable drawable,
int screen_num,
XPanoramiXInfo *panoramiX_info
)
{
XExtDisplayInfo *info = find_display (dpy);
xPanoramiXGetScreenSizeReply rep;
register xPanoramiXGetScreenSizeReq *req;
PanoramiXCheckExtension (dpy, info, 0);
LockDisplay (dpy);
GetReq (PanoramiXGetScreenSize, req);
req->reqType = info->codes->major_opcode;
req->panoramiXReqType = X_PanoramiXGetScreenSize;
req->window = drawable;
req->screen = screen_num; /* need to define */
if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
UnlockDisplay (dpy);
SyncHandle ();
return 0;
}
UnlockDisplay (dpy);
SyncHandle ();
panoramiX_info->window = rep.window;
panoramiX_info->screen = rep.screen;
panoramiX_info->width = rep.width;
panoramiX_info->height = rep.height;
return 1;
}
XineramaScreenInfo *
XineramaQueryScreens(
Display *dpy,
int *number
)
{
XExtDisplayInfo *info = find_display (dpy);
xXineramaQueryScreensReply rep;
xXineramaQueryScreensReq *req;
XineramaScreenInfo *scrnInfo = NULL;
PanoramiXCheckExtension (dpy, info, NULL);
if (NULL != (scrnInfo = XineramaGetFake(number)))
{
return scrnInfo;
}
LockDisplay (dpy);
GetReq (XineramaQueryScreens, req);
req->reqType = info->codes->major_opcode;
req->panoramiXReqType = X_XineramaQueryScreens;
if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {
UnlockDisplay (dpy);
SyncHandle ();
return NULL;
}
if(rep.number) {
if((scrnInfo = Xmalloc(sizeof(XineramaScreenInfo) * rep.number))) {
xXineramaScreenInfo scratch;
int i;
for(i = 0; i < rep.number; i++) {
_XRead(dpy, (char*)(&scratch), sz_XineramaScreenInfo);
scrnInfo[i].screen_number = i;
scrnInfo[i].x_org = scratch.x_org;
scrnInfo[i].y_org = scratch.y_org;
scrnInfo[i].width = scratch.width;
scrnInfo[i].height = scratch.height;
}
*number = rep.number;
} else
_XEatData(dpy, rep.length << 2);
} else {
*number = 0;
}
UnlockDisplay (dpy);
SyncHandle ();
return scrnInfo;
}
