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116 lines
2.8 KiB
C
116 lines
2.8 KiB
C
/*
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* Copyright © 2008 Novell, Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software
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* and its documentation for any purpose is hereby granted without
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* fee, provided that the above copyright notice appear in all copies
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* and that both that copyright notice and this permission notice
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* appear in supporting documentation, and that the name of
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* Novell, Inc. not be used in advertising or publicity pertaining to
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* distribution of the software without specific, written prior permission.
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* Novell, Inc. makes no representations about the suitability of this
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* software for any purpose. It is provided "as is" without express or
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* implied warranty.
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*
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* NOVELL, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
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* NO EVENT SHALL NOVELL, INC. BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Author: David Reveman <davidr@novell.com>
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*/
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#ifdef HAVE_DMX_CONFIG_H
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#include <dmx-config.h>
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#endif
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#include "dmxatom.h"
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Atom
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dmxAtom (DMXScreenInfo *dmxScreen,
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Atom beAtom)
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{
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Atom atom = None;
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if (beAtom < dmxScreen->beAtomTableSize)
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atom = dmxScreen->beAtomTable[beAtom];
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if (!atom)
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{
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char *name;
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name = XGetAtomName (dmxScreen->beDisplay, beAtom);
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if (!name)
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return None;
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atom = MakeAtom (name, strlen (name), TRUE);
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if (!atom)
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return None;
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if (beAtom >= dmxScreen->beAtomTableSize)
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{
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Atom *table;
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int i;
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table = xrealloc (dmxScreen->beAtomTable,
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sizeof (Atom) * (beAtom + 1));
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if (!table)
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return atom;
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for (i = dmxScreen->beAtomTableSize; i < beAtom; i++)
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table[i] = None;
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dmxScreen->beAtomTable = table;
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dmxScreen->beAtomTableSize = beAtom + 1;
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}
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dmxScreen->beAtomTable[beAtom] = atom;
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}
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return atom;
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}
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Atom
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dmxBEAtom (DMXScreenInfo *dmxScreen,
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Atom atom)
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{
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Atom beAtom = None;
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if (atom < dmxScreen->atomTableSize)
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beAtom = dmxScreen->atomTable[atom];
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if (!beAtom)
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{
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char *name;
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name = NameForAtom (atom);
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if (!name)
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return None;
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beAtom = XInternAtom (dmxScreen->beDisplay, name, FALSE);
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if (atom >= dmxScreen->beAtomTableSize)
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{
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Atom *table;
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int i;
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table = xrealloc (dmxScreen->atomTable,
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sizeof (Atom) * (atom + 1));
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if (!table)
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return beAtom;
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for (i = dmxScreen->atomTableSize; i < atom; i++)
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table[i] = None;
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dmxScreen->atomTable = table;
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dmxScreen->atomTableSize = atom + 1;
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}
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dmxScreen->beAtomTable[atom] = beAtom;
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}
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return beAtom;
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}
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