138 lines
3.5 KiB
C
138 lines
3.5 KiB
C
/*
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* Copyright (C) 1999 Carsten Haitzler, Geoff Harrison and various contributors
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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* *
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* The above copyright notice and this permission notice shall be included in
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* all copies of the Software, its documentation and marketing & publicity
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* materials, and acknowledgment shall be given in the documentation, materials
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* and software packages that this Software was used.
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "E.h"
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void *
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AtomGet(Window win, Atom to_get, Atom type, int *size)
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{
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unsigned char *retval;
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Atom type_ret;
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unsigned long bytes_after, num_ret;
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int format_ret;
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long length;
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void *data;
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EDBUG(5, "AtomGet");
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retval = NULL;
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length = 0x7fffffff;
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XGetWindowProperty(disp, win, to_get, 0,
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length,
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False, type,
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&type_ret,
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&format_ret,
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&num_ret,
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&bytes_after,
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&retval);
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if ((retval) && (num_ret > 0) && (format_ret > 0))
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{
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if (format_ret == 32)
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{
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int i;
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*size = num_ret * sizeof(unsigned long);
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data = Emalloc(*size);
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for (i = 0; i < (int)num_ret; i++)
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((unsigned long *)data)[i] = ((unsigned long *)retval)[i];
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}
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else if (format_ret == 16)
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{
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int i;
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*size = num_ret * sizeof(unsigned short);
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data = Emalloc(*size);
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for (i = 0; i < (int)num_ret; i++)
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((unsigned short *)data)[i] = ((unsigned short *)retval)[i];
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}
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else
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{
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/* format_ret == 8 */
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*size = num_ret;
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data = Emalloc(num_ret);
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if (data)
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memcpy(data, retval, num_ret);
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}
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XFree(retval);
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EDBUG_RETURN(data);
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}
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EDBUG_RETURN(NULL);
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}
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void
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setSimpleHint(Window win, Atom atom, long value)
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{
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EDBUG(5, "setSimpleHint");
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XChangeProperty(disp, win, atom, atom, 32, PropModeReplace,
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(unsigned char *)&value, 1);
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EDBUG_RETURN_;
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}
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long *
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getSimpleHint(Window win, Atom atom)
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{
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long *data = 0;
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Atom type_ret;
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int fmt_ret;
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unsigned long nitems_ret;
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unsigned long bytes_after_ret;
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EDBUG(5, "getSimpleHint");
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if (!atom)
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EDBUG_RETURN(NULL);
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if (XGetWindowProperty(disp, win, atom, 0, 1, False, atom,
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&type_ret, &fmt_ret, &nitems_ret, &bytes_after_ret,
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(unsigned char **)&data) != Success || !data)
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{
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EDBUG_RETURN(NULL);
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}
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if (atom != AnyPropertyType && atom != type_ret)
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{
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XFree(data);
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EDBUG_RETURN(NULL);
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}
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EDBUG_RETURN((long *)data);
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}
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void
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deleteHint(Window win, Atom atom)
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{
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EDBUG(5, "deleteHint");
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XDeleteProperty(disp, win, atom);
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EDBUG_RETURN_;
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}
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