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Annotation of 43BSD/contrib/X/Xlib/XCreateCursor.c, revision 1.1.1.1

1.1       root        1: #include <X/mit-copyright.h>
                      2: 
                      3: /* $Header: XCreateCursor.c,v 10.5 86/02/01 15:31:11 tony Rel $ */
                      4: /* Copyright    Massachusetts Institute of Technology    1985  */
                      5: 
                      6: #include "XlibInternal.h"
                      7: Cursor XCreateCursor (width, height, cursor, mask, xOffset, yOffset,
                      8:     foreground, background, func)
                      9:        short *cursor, *mask;
                     10:        int width, height;
                     11:        int xOffset, yOffset;
                     12:        int func;
                     13:        int foreground, background;
                     14: {
                     15:        register Display *dpy;
                     16:        register XReq *req;
                     17:        XRep rep;
                     18:        Bitmap cbitmap, mbitmap = 0;
                     19:        int nbytes = BitmapSize (width, height);
                     20:        Status status;
                     21: 
                     22:        GetReq(X_StoreBitmap, 0);
                     23:        req->param.s[0] = height;
                     24:        req->param.s[1] = width;
                     25:        Data (dpy, (char *)cursor, nbytes);
                     26: 
                     27:        if (mask) {
                     28:            GetReq(X_StoreBitmap, 0);
                     29:            req->param.s[0] = height;
                     30:            req->param.s[1] = width;
                     31:            Data (dpy, (char *)mask, nbytes);
                     32:            dpy->request--; /* to synchronize properly with XError packets */
                     33:            }
                     34: 
                     35:        cbitmap = _XReply (dpy, &rep) ? rep.param.l[0] : 0;
                     36: 
                     37:        if (mask) {
                     38:            dpy->request++;
                     39:            mbitmap = _XReply (dpy, &rep) ? rep.param.l[0] : 0;
                     40:            }
                     41: 
                     42:        if (!cbitmap || (mask && !mbitmap)) {
                     43:            /* an error occurred. Clean up and return. */
                     44:            if (cbitmap)
                     45:                XFreeBitmap (cbitmap);
                     46:            if (mbitmap)
                     47:                XFreeBitmap (mbitmap);
                     48:            return (0);
                     49:            }
                     50: 
                     51:        GetReq(X_StoreCursor, 0);
                     52:        req->func = func;
                     53:        req->param.l[0] = cbitmap;
                     54:        req->param.s[2] = foreground;
                     55:        req->param.s[3] = background;
                     56:        req->param.l[2] = mbitmap;
                     57:        req->param.s[6] = xOffset;
                     58:        req->param.s[7] = yOffset;
                     59:        status = _XReply (dpy, &rep);
                     60:        XFreeBitmap (cbitmap);
                     61:        if (mbitmap) 
                     62:            XFreeBitmap (mbitmap);
                     63:        return (status ? rep.param.l[0] : 0);
                     64: }
                     65: 

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