fixed relative symlink operations. Symlink now stay relative
[midnight-commander.git] / lib / skin / common.c
blob148a9634b98e12c8c2a9c63df27e7f4ee5732c50
1 /*
2 Skins engine.
3 Interface functions
5 Copyright (C) 2009, 2010 The Free Software Foundation, Inc.
7 Written by:
8 Slava Zanko <slavazanko@gmail.com>, 2009
9 Egmont Koblinger <egmont@gmail.com>, 2010
11 This file is part of the Midnight Commander.
13 The Midnight Commander is free software; you can redistribute it
14 and/or modify it under the terms of the GNU General Public License as
15 published by the Free Software Foundation; either version 2 of the
16 License, or (at your option) any later version.
18 The Midnight Commander is distributed in the hope that it will be
19 useful, but WITHOUT ANY WARRANTY; without even the implied warranty
20 of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 General Public License for more details.
23 You should have received a copy of the GNU General Public License
24 along with this program; if not, write to the Free Software
25 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
26 MA 02110-1301, USA.
29 #include <config.h>
30 #include <stdlib.h>
32 #include "internal.h"
34 #include "lib/tty/color.h" /* tty_use_256colors(); */
36 /*** global variables ****************************************************************************/
38 mc_skin_t mc_skin__default;
40 /*** file scope macro definitions ****************************************************************/
42 /*** file scope type declarations ****************************************************************/
44 /*** file scope variables ************************************************************************/
46 static gboolean mc_skin_is_init = FALSE;
48 /* --------------------------------------------------------------------------------------------- */
49 /*** file scope functions ************************************************************************/
50 /* --------------------------------------------------------------------------------------------- */
52 static void
53 mc_skin_hash_destroy_value (gpointer data)
55 mc_skin_color_t *mc_skin_color = (mc_skin_color_t *) data;
56 g_free (mc_skin_color->fgcolor);
57 g_free (mc_skin_color->bgcolor);
58 g_free (mc_skin_color->attrs);
59 g_free (mc_skin_color);
62 /* --------------------------------------------------------------------------------------------- */
64 static char *
65 mc_skin_get_default_name (void)
67 char *tmp_str;
69 /* from command line */
70 if (mc_global.args.skin != NULL)
71 return g_strdup (mc_global.args.skin);
73 /* from envirovement variable */
74 tmp_str = getenv ("MC_SKIN");
75 if (tmp_str != NULL)
76 return g_strdup (tmp_str);
78 /* from config. Or 'default' if no present in config */
79 return mc_config_get_string (mc_main_config, CONFIG_APP_SECTION, "skin", "default");
82 /* --------------------------------------------------------------------------------------------- */
84 static void
85 mc_skin_reinit (void)
87 mc_skin_deinit ();
88 mc_skin__default.name = mc_skin_get_default_name ();
89 mc_skin__default.colors = g_hash_table_new_full (g_str_hash, g_str_equal,
90 g_free, mc_skin_hash_destroy_value);
93 /* --------------------------------------------------------------------------------------------- */
95 static void
96 mc_skin_try_to_load_default (void)
98 mc_skin_reinit ();
99 g_free (mc_skin__default.name);
100 mc_skin__default.name = g_strdup ("default");
101 if (!mc_skin_ini_file_load (&mc_skin__default))
103 mc_skin_reinit ();
104 mc_skin_set_hardcoded_skin (&mc_skin__default);
109 /* --------------------------------------------------------------------------------------------- */
110 /*** public functions ****************************************************************************/
111 /* --------------------------------------------------------------------------------------------- */
113 gboolean
114 mc_skin_init (GError ** error)
116 gboolean is_good_init = TRUE;
118 mc_skin__default.have_256_colors = FALSE;
120 mc_skin__default.name = mc_skin_get_default_name ();
122 mc_skin__default.colors = g_hash_table_new_full (g_str_hash, g_str_equal,
123 g_free, mc_skin_hash_destroy_value);
124 if (!mc_skin_ini_file_load (&mc_skin__default))
126 *error = g_error_new (MC_ERROR, 0,
127 _("Unable to load '%s' skin.\nDefault skin has been loaded"),
128 mc_skin__default.name);
130 mc_skin_try_to_load_default ();
131 is_good_init = FALSE;
133 mc_skin_colors_old_configure (&mc_skin__default);
135 if (!mc_skin_ini_file_parse (&mc_skin__default))
137 if (*error == NULL)
138 *error = g_error_new (MC_ERROR, 0,
139 _("Unable to parse '%s' skin.\nDefault skin has been loaded"),
140 mc_skin__default.name);
142 mc_skin_try_to_load_default ();
143 mc_skin_colors_old_configure (&mc_skin__default);
144 (void) mc_skin_ini_file_parse (&mc_skin__default);
145 is_good_init = FALSE;
147 if (is_good_init && !tty_use_256colors () && mc_skin__default.have_256_colors)
149 if (*error == NULL)
150 *error = g_error_new (MC_ERROR, 0,
152 ("Unable to use '%s' skin with 256 colors support\non non-256 colors terminal.\nDefault skin has been loaded"),
153 mc_skin__default.name);
155 mc_skin_try_to_load_default ();
156 mc_skin_colors_old_configure (&mc_skin__default);
157 (void) mc_skin_ini_file_parse (&mc_skin__default);
158 is_good_init = FALSE;
160 mc_skin_is_init = TRUE;
161 return is_good_init;
164 /* --------------------------------------------------------------------------------------------- */
166 void
167 mc_skin_deinit (void)
169 g_free (mc_skin__default.name);
170 mc_skin__default.name = NULL;
171 g_hash_table_destroy (mc_skin__default.colors);
172 mc_skin__default.colors = NULL;
174 g_free (mc_skin__default.description);
175 mc_skin__default.description = NULL;
177 mc_config_deinit (mc_skin__default.config);
178 mc_skin__default.config = NULL;
180 mc_skin_is_init = FALSE;
183 /* --------------------------------------------------------------------------------------------- */
185 gchar *
186 mc_skin_get (const gchar * group, const gchar * key, const gchar * default_value)
188 if (mc_global.args.ugly_line_drawing)
190 return g_strdup (default_value);
192 return mc_config_get_string (mc_skin__default.config, group, key, default_value);
195 /* --------------------------------------------------------------------------------------------- */