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code.delx.au - pulseaudio/blob - polyp/x11prop.c
6ff91ec4e07dde5dbf3b4693ce0b454738b9ece9
4 This file is part of polypaudio.
6 polypaudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published
8 by the Free Software Foundation; either version 2 of the License,
9 or (at your option) any later version.
11 polypaudio is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with polypaudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
29 #include <X11/Xatom.h>
34 void pa_x11_set_prop(Display
*d
, const char *name
, const char *data
) {
35 Atom a
= XInternAtom(d
, name
, False
);
36 XChangeProperty(d
, RootWindow(d
, 0), a
, XA_STRING
, 8, PropModeReplace
, (unsigned char*) data
, strlen(data
)+1);
39 void pa_x11_del_prop(Display
*d
, const char *name
) {
40 Atom a
= XInternAtom(d
, name
, False
);
41 XDeleteProperty(d
, RootWindow(d
, 0), a
);
44 char* pa_x11_get_prop(Display
*d
, const char *name
, char *p
, size_t l
) {
48 unsigned long nbytes_after
;
49 unsigned char *prop
= NULL
;
52 Atom a
= XInternAtom(d
, name
, False
);
53 if (XGetWindowProperty(d
, RootWindow(d
, 0), a
, 0, (l
+2)/4, False
, XA_STRING
, &actual_type
, &actual_format
, &nitems
, &nbytes_after
, &prop
) != Success
)
56 if (actual_type
!= XA_STRING
)
59 memcpy(p
, prop
, nitems
);