891b9b3cb61bac1f673d1d45908712839d84f09d
1 /* ncmpc (Ncurses MPD Client)
2 * (c) 2004-2017 The Music Player Daemon Project
3 * Project homepage: http://musicpd.org
4 *
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.
9 *
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.
14 *
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.
18 */
20 #include "screen_utils.h"
21 #include "screen.h"
22 #include "mpdclient.h"
23 #include "config.h"
24 #include "i18n.h"
25 #include "options.h"
26 #include "colors.h"
27 #include "wreadln.h"
29 #include <mpd/client.h>
30 #include <ctype.h>
32 void
33 screen_bell(void)
34 {
35 if (options.audible_bell)
36 beep();
37 if (options.visible_bell)
38 flash();
39 }
41 static bool
42 ignore_key(int key)
43 {
44 return key == ERR;
45 }
47 int
48 screen_getch(const char *prompt)
49 {
50 WINDOW *w = screen.status_bar.window.w;
52 colors_use(w, COLOR_STATUS_ALERT);
53 werase(w);
54 wmove(w, 0, 0);
55 waddstr(w, prompt);
57 echo();
58 curs_set(1);
60 int key;
61 while (ignore_key(key = wgetch(w))) {}
63 #ifdef HAVE_GETMOUSE
64 /* ignore mouse events */
65 if (key == KEY_MOUSE)
66 return screen_getch(prompt);
67 #endif
69 noecho();
70 curs_set(0);
72 return key;
73 }
75 bool
76 screen_get_yesno(const char *prompt, bool def)
77 {
78 /* NOTE: if one day a translator decides to use a multi-byte character
79 for one of the yes/no keys, we'll have to parse it properly */
81 int key = tolower(screen_getch(prompt));
82 if (key == YES[0])
83 return true;
84 else if (key == NO[0])
85 return false;
86 else
87 return def;
88 }
90 char *
91 screen_readln(const char *prompt,
92 const char *value,
93 GList **history,
94 GCompletion *gcmp)
95 {
96 struct window *window = &screen.status_bar.window;
97 WINDOW *w = window->w;
98 char *line = NULL;
100 wmove(w, 0,0);
101 curs_set(1);
102 colors_use(w, COLOR_STATUS_ALERT);
103 line = wreadln(w, prompt, value, window->cols, history, gcmp);
104 curs_set(0);
105 return line;
106 }
108 char *
109 screen_read_password(const char *prompt)
110 {
111 struct window *window = &screen.status_bar.window;
112 WINDOW *w = window->w;
114 wmove(w, 0,0);
115 curs_set(1);
116 colors_use(w, COLOR_STATUS_ALERT);
118 if (prompt == NULL)
119 prompt = _("Password");
120 char *ret = wreadln_masked(w, prompt, NULL, window->cols, NULL, NULL);
122 curs_set(0);
123 return ret;
124 }
126 void
127 screen_display_completion_list(GList *list)
128 {
129 static GList *prev_list = NULL;
130 static guint prev_length = 0;
131 static guint offset = 0;
132 WINDOW *w = screen.main_window.w;
134 unsigned length = g_list_length(list);
135 if (list == prev_list && length == prev_length) {
136 offset += screen.main_window.rows;
137 if (offset >= length)
138 offset = 0;
139 } else {
140 prev_list = list;
141 prev_length = length;
142 offset = 0;
143 }
145 colors_use(w, COLOR_STATUS_ALERT);
147 unsigned y = 0;
148 while (y < screen.main_window.rows) {
149 GList *item = g_list_nth(list, y+offset);
151 wmove(w, y++, 0);
152 wclrtoeol(w);
153 if (item) {
154 gchar *tmp = g_strdup(item->data);
155 waddstr(w, g_basename(tmp));
156 g_free(tmp);
157 }
158 }
160 wrefresh(w);
161 colors_use(w, COLOR_LIST);
162 }