39 lines
1.2 KiB
C
39 lines
1.2 KiB
C
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/*
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* Copyright 2009 John-Mark Bell <jmb@netsurf-browser.org>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** \file
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* A collection of grubby utilities for working with OSLib's wimp API.
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*/
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#ifndef riscos_wimputils_h_
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#define riscos_wimputils_h_
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#include <oslib/wimp.h>
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/* Magical union for working around strict aliasing
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* Do not use this directly. Use the macros, instead. */
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typedef union window_open_state {
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wimp_window_state state;
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wimp_open open;
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} window_open_state;
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/* Convert a pointer to a wimp_window_state into a pointer to a wimp_open */
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#define PTR_WIMP_OPEN(pstate) ((wimp_open *) (window_open_state *) (pstate))
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#endif
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