forked from AuroraMiddleware/gtk
c67bcf09b9
The additional assignment to the old result variable just adds an indirection even though we know the point where we assign it in all cases. Just pass the values out and return in those cases instead.
105 lines
4.1 KiB
C
105 lines
4.1 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#ifndef __GTK_SIZE_REQUEST_CACHE_PRIVATE_H__
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#define __GTK_SIZE_REQUEST_CACHE_PRIVATE_H__
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#include <glib.h>
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#include <gtk/gtkenums.h>
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G_BEGIN_DECLS
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/* Cache as many ranges of height-for-width
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* (or width-for-height) as can be rational
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* for a said widget to have, if a label can
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* only wrap to 3 lines, only 3 caches will
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* ever be allocated for it.
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*/
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#define GTK_SIZE_REQUEST_CACHED_SIZES (5)
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typedef struct {
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gint minimum_size;
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gint natural_size;
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} CachedSizeX;
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typedef struct {
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gint minimum_size;
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gint natural_size;
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gint minimum_baseline;
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gint natural_baseline;
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} CachedSizeY;
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typedef struct
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{
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gint lower_for_size; /* The minimum for_size with the same result */
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gint upper_for_size; /* The maximum for_size with the same result */
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CachedSizeX cached_size;
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} SizeRequestX;
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typedef struct
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{
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gint lower_for_size; /* The minimum for_size with the same result */
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gint upper_for_size; /* The maximum for_size with the same result */
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CachedSizeY cached_size;
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} SizeRequestY;
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typedef struct {
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SizeRequestX **requests_x;
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SizeRequestY **requests_y;
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CachedSizeX cached_size_x;
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CachedSizeY cached_size_y;
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GtkSizeRequestMode request_mode : 3;
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guint request_mode_valid : 1;
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struct {
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guint n_cached_requests : 3;
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guint last_cached_request : 3;
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guint cached_size_valid : 1;
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} flags[2];
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} SizeRequestCache;
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void _gtk_size_request_cache_init (SizeRequestCache *cache);
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void _gtk_size_request_cache_free (SizeRequestCache *cache);
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void _gtk_size_request_cache_clear (SizeRequestCache *cache);
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void _gtk_size_request_cache_commit (SizeRequestCache *cache,
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GtkOrientation orientation,
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int for_size,
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int minimum_size,
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int natural_size,
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int minimum_baseline,
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int natural_baseline);
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gboolean _gtk_size_request_cache_lookup (const SizeRequestCache *cache,
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GtkOrientation orientation,
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int for_size,
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int *minimum,
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int *natural,
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int *minimum_baseline,
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int *natural_baseline);
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G_END_DECLS
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#endif /* __GTK_SIZE_REQUEST_CACHE_PRIVATE_H__ */
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