1 /* ncmpc (Ncurses MPD Client)
2 * (c) 2004-2017 The Music Player Daemon Project
3 * Project homepage: http://musicpd.org
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #include "screen_find.h"
21 #include "screen_utils.h"
22 #include "screen_status.h"
29 #define FIND_PROMPT _("Find")
30 #define RFIND_PROMPT _("Find backward")
31 #define JUMP_PROMPT _("Jump")
33 /* query user for a string and find it in a list window */
35 screen_find(struct list_window
*lw
, command_t findcmd
,
36 list_window_callback_fn_t callback_fn
,
40 const char *prompt
= FIND_PROMPT
;
43 findcmd
== CMD_LIST_RFIND
|| findcmd
== CMD_LIST_RFIND_NEXT
;
45 prompt
= RFIND_PROMPT
;
51 g_free(screen
.findbuf
);
56 case CMD_LIST_FIND_NEXT
:
57 case CMD_LIST_RFIND_NEXT
:
58 if (!screen
.findbuf
) {
59 char *value
= options
.find_show_last_pattern
61 screen
.findbuf
=screen_readln(prompt
,
67 if (screen
.findbuf
== NULL
)
71 ? list_window_rfind(lw
,
72 callback_fn
, callback_data
,
76 : list_window_find(lw
,
77 callback_fn
, callback_data
,
80 options
.bell_on_wrap
);
82 screen_status_printf(_("Unable to find \'%s\'"),
93 /* query user for a string and jump to the entry
94 * which begins with this string while the users types */
96 screen_jump(struct list_window
*lw
,
97 list_window_callback_fn_t callback_fn
, void *callback_data
,
98 list_window_paint_callback_t paint_callback
, void *paint_data
)
100 const int WRLN_MAX_LINE_SIZE
= 1024;
103 if (screen
.findbuf
) {
104 g_free(screen
.findbuf
);
105 screen
.findbuf
= NULL
;
107 screen
.findbuf
= g_malloc0(WRLN_MAX_LINE_SIZE
);
108 /* In screen.findbuf is the whole string which is displayed in the status_window
109 * and search_str is the string the user entered (without the prompt) */
110 char *search_str
= screen
.findbuf
+ g_snprintf(screen
.findbuf
, WRLN_MAX_LINE_SIZE
, "%s: ", JUMP_PROMPT
);
111 char *iter
= search_str
;
114 key
= screen_getch(screen
.findbuf
);
115 /* if backspace or delete was pressed, process instead of ending loop */
116 if (key
== KEY_BACKSPACE
|| key
== KEY_DC
) {
118 if (search_str
<= g_utf8_find_prev_char(screen
.findbuf
, iter
))
119 iter
= g_utf8_find_prev_char(screen
.findbuf
, iter
);
120 for (i
= 0; *(iter
+ i
) != '\0'; i
++)
124 /* if a control key was pressed, end loop */
125 else if (g_ascii_iscntrl(key
) || key
== KEY_NPAGE
|| key
== KEY_PPAGE
) {
130 if (iter
< screen
.findbuf
+ WRLN_MAX_LINE_SIZE
- 3)
133 list_window_jump(lw
, callback_fn
, callback_data
, search_str
);
135 /* repaint the list_window */
136 if (paint_callback
!= NULL
)
137 list_window_paint2(lw
, paint_callback
, paint_data
);
139 list_window_paint(lw
, callback_fn
, callback_data
);
143 char *temp
= g_strdup(search_str
);
144 g_free(screen
.findbuf
);
145 screen
.findbuf
= temp
;
147 /* ncmpc should get the command */
148 keyboard_unread(key
);