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https://github.com/Gnucash/gnucash.git
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2a7566cc40
We had hardcoded HAVE_HTMLHELPW to always be true so the fallback code that's only reached when it is false was never reached. Time to drop this dead code.
136 lines
3.7 KiB
C
136 lines
3.7 KiB
C
/*
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* gnc-help-utils.c
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*
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* Copyright (C) 2007 Andreas Koehler <andi5.py@gmx.net>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program 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, contact:
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*
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* Free Software Foundation Voice: +1-617-542-5942
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* 51 Franklin Street, Fifth Floor Fax: +1-617-542-2652
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* Boston, MA 02110-1301, USA gnu@gnu.org
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*/
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#include <config.h>
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#include <glib.h>
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#include <windows.h>
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#include <htmlhelp.h>
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#include "gnc-help-utils.h"
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static GHashTable *
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parse_hhmap_file(const gchar *chmfile)
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{
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gchar *mapfile = NULL, *dot;
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GKeyFile *keyfile = NULL;
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GError *error = NULL;
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gchar **keys = NULL, **key;
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gint value;
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GHashTable *ctxtmap = NULL;
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g_return_val_if_fail(chmfile, NULL);
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mapfile = g_new(gchar, strlen(chmfile) + 7);
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strcpy(mapfile, chmfile);
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dot = strrchr(mapfile, '.');
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if (dot)
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strcpy(dot, ".hhmap");
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else
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strcat(mapfile, ".hhmap");
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keyfile = g_key_file_new();
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if (!g_key_file_load_from_file(keyfile, mapfile, G_KEY_FILE_NONE, &error))
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goto cleanup_parse;
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if (NULL == (keys = g_key_file_get_keys(keyfile, "MAP", NULL, &error)))
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goto cleanup_parse;
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ctxtmap = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL);
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for (key = keys; *key; key++)
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{
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value = g_key_file_get_integer(keyfile, "MAP", *key, &error);
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if (error)
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goto cleanup_parse;
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else
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g_hash_table_insert(ctxtmap, g_strdup(*key), GINT_TO_POINTER(value));
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}
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cleanup_parse:
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if (error)
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{
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g_warning("Could not load help map file: %s", error->message);
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g_error_free(error);
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if (ctxtmap)
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g_hash_table_destroy(ctxtmap);
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ctxtmap = NULL;
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}
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if (keys)
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g_strfreev(keys);
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if (keyfile)
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g_key_file_free (keyfile);
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if (mapfile)
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g_free(mapfile);
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return ctxtmap;
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}
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void
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gnc_show_htmlhelp(const gchar *chmfile, const gchar *anchor)
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{
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static GHashTable *chmfile_ctxtmap_map;
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G_LOCK_DEFINE_STATIC(chmfile_ctxtmap_map);
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GHashTable *ctxtmap;
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gboolean create_map = FALSE;
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wchar_t *wpath;
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gint id = 0;
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g_return_if_fail(chmfile);
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if (anchor)
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{
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G_LOCK(chmfile_ctxtmap_map);
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if (!chmfile_ctxtmap_map)
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{
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chmfile_ctxtmap_map = g_hash_table_new(g_str_hash, g_str_equal);
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create_map = TRUE;
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}
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else
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{
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create_map = !g_hash_table_lookup_extended(
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chmfile_ctxtmap_map, chmfile, NULL, (gpointer) & ctxtmap);
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}
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if (create_map)
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{
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ctxtmap = parse_hhmap_file(chmfile);
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g_hash_table_insert(chmfile_ctxtmap_map, g_strdup(chmfile), ctxtmap);
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}
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if (ctxtmap)
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{
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gpointer ptr = g_hash_table_lookup(ctxtmap, anchor);
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if (ptr)
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id = GPOINTER_TO_INT(ptr);
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}
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G_UNLOCK(chmfile_ctxtmap_map);
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if (!id)
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g_warning("Could not find anchor '%s'", anchor);
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}
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wpath = g_utf8_to_utf16(chmfile, -1, NULL, NULL, NULL);
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HtmlHelpW(GetDesktopWindow(), wpath, HH_HELP_CONTEXT, id);
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g_free(wpath);
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}
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