1 /* Color setup for NCurses screen library
2 Copyright (C) 1994, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
3 2007, 2008, 2009 Free Software Foundation, Inc.
6 Andrew Borodin <aborodin@vmail.ru>, 2009.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
22 /** \file color-ncurses.c
23 * \brief Source: NCUrses-specific color setup
31 #include <sys/types.h> /* size_t */
33 #include "lib/global.h"
35 #include "tty-ncurses.h"
36 #include "color.h" /* variables */
37 #include "color-internal.h"
39 /*** global variables ****************************************************************************/
41 /*** file scope macro definitions ****************************************************************/
43 /*** file scope type declarations ****************************************************************/
45 /*** file scope variables ************************************************************************/
47 static GHashTable
*mc_tty_color_color_pair_attrs
= NULL
;
49 /*** file scope functions ************************************************************************/
50 /* --------------------------------------------------------------------------------------------- */
53 mc_tty_color_attr_destroy_cb (gpointer data
)
58 /* --------------------------------------------------------------------------------------------- */
61 mc_tty_color_save_attr_lib (int color_pair
, int color_attr
)
65 attr
= g_try_new0 (int, 1);
69 key
= g_try_new (int, 1);
79 *attr
= color_attr
& (A_BOLD
| A_REVERSE
| A_UNDERLINE
);
80 g_hash_table_replace (mc_tty_color_color_pair_attrs
, (gpointer
) key
, (gpointer
) attr
);
81 return color_attr
& (~(*attr
));
84 /* --------------------------------------------------------------------------------------------- */
87 color_get_attr (int color_pair
)
91 if (mc_tty_color_color_pair_attrs
!= NULL
)
92 fnd
= (int *) g_hash_table_lookup (mc_tty_color_color_pair_attrs
, (gpointer
) & color_pair
);
93 return (fnd
!= NULL
) ? *fnd
: 0;
96 /* --------------------------------------------------------------------------------------------- */
99 mc_tty_color_pair_init_special (tty_color_pair_t
* mc_color_pair
,
100 int fg1
, int bg1
, int fg2
, int bg2
, int mask
)
102 if (has_colors () && !mc_tty_color_disable
)
103 init_pair (mc_color_pair
->pair_index
,
104 mc_tty_color_save_attr_lib (mc_color_pair
->pair_index
, fg1
| mask
), bg1
);
106 init_pair (mc_color_pair
->pair_index
,
107 mc_tty_color_save_attr_lib (mc_color_pair
->pair_index
, fg2
| mask
), bg2
);
110 /* --------------------------------------------------------------------------------------------- */
111 /*** public functions ****************************************************************************/
112 /* --------------------------------------------------------------------------------------------- */
115 tty_color_init_lib (gboolean disable
, gboolean force
)
119 if (has_colors () && !disable
)
123 use_default_colors ();
126 mc_tty_color_color_pair_attrs
= g_hash_table_new_full
127 (g_int_hash
, g_int_equal
, mc_tty_color_attr_destroy_cb
, mc_tty_color_attr_destroy_cb
);
130 /* --------------------------------------------------------------------------------------------- */
133 tty_color_deinit_lib (void)
135 g_hash_table_destroy (mc_tty_color_color_pair_attrs
);
136 mc_tty_color_color_pair_attrs
= NULL
;
139 /* --------------------------------------------------------------------------------------------- */
142 tty_color_try_alloc_pair_lib (tty_color_pair_t
* mc_color_pair
)
144 if (mc_color_pair
->ifg
<= (int) SPEC_A_REVERSE
)
146 switch (mc_color_pair
->ifg
)
149 mc_tty_color_pair_init_special (mc_color_pair
,
150 COLOR_BLACK
, COLOR_WHITE
,
151 COLOR_BLACK
, COLOR_WHITE
| A_BOLD
, A_REVERSE
);
154 mc_tty_color_pair_init_special (mc_color_pair
,
155 COLOR_WHITE
, COLOR_BLACK
,
156 COLOR_WHITE
, COLOR_BLACK
, A_BOLD
);
158 case SPEC_A_BOLD_REVERSE
:
159 mc_tty_color_pair_init_special (mc_color_pair
,
160 COLOR_WHITE
, COLOR_WHITE
,
161 COLOR_WHITE
, COLOR_WHITE
, A_BOLD
| A_REVERSE
);
163 case SPEC_A_UNDERLINE
:
164 mc_tty_color_pair_init_special (mc_color_pair
,
165 COLOR_WHITE
, COLOR_BLACK
,
166 COLOR_WHITE
, COLOR_BLACK
, A_UNDERLINE
);
172 int mask_fg
= (mc_color_pair
->ifg
== -1) ? mc_color_pair
->ifg
: 0xff;
173 int mask_bg
= (mc_color_pair
->ibg
== -1) ? mc_color_pair
->ibg
: 0xff;
175 init_pair (mc_color_pair
->pair_index
,
176 mc_tty_color_save_attr_lib (mc_color_pair
->pair_index
,
177 mc_color_pair
->ifg
) & mask_fg
,
178 mc_color_pair
->ibg
& mask_bg
);
182 /* --------------------------------------------------------------------------------------------- */
185 tty_setcolor (int color
)
187 attrset (COLOR_PAIR (color
) | color_get_attr (color
));
190 /* --------------------------------------------------------------------------------------------- */
193 tty_lowlevel_setcolor (int color
)
195 attrset (COLOR_PAIR (color
) | color_get_attr (color
));
198 /* --------------------------------------------------------------------------------------------- */
201 tty_set_normal_attrs (void)
206 /* --------------------------------------------------------------------------------------------- */