1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
|
/*
* (c) 2004 by Kalle Wallin <kaw@linux.se>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "config.h"
#include "ncmpc.h"
#include "mpdclient.h"
#include "command.h"
#include "screen.h"
#include "screen_utils.h"
#include "gcc.h"
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include <ncurses.h>
typedef struct {
signed char highlight;
command_t command;
const char *text;
} help_text_row_t;
static help_text_row_t help_text[] =
{
{ 1, CMD_NONE, N_("Keys - Movement") },
{ 2, CMD_NONE, NULL },
{ 0, CMD_LIST_PREVIOUS, NULL },
{ 0, CMD_LIST_NEXT, NULL },
{ 0, CMD_LIST_PREVIOUS_PAGE, NULL },
{ 0, CMD_LIST_NEXT_PAGE, NULL },
{ 0, CMD_LIST_FIRST, NULL },
{ 0, CMD_LIST_LAST, NULL },
{ 0, CMD_NONE, NULL },
{ 0, CMD_SCREEN_PREVIOUS,NULL },
{ 0, CMD_SCREEN_NEXT, NULL },
{ 0, CMD_SCREEN_HELP, NULL },
{ 0, CMD_SCREEN_PLAY, NULL },
{ 0, CMD_SCREEN_FILE, NULL },
#ifdef ENABLE_SEARCH_SCREEN
{ 0, CMD_SCREEN_SEARCH, NULL },
#endif
#ifdef ENABLE_KEYDEF_SCREEN
{ 0, CMD_SCREEN_KEYDEF, NULL },
#endif
{ 0, CMD_NONE, NULL },
{ 0, CMD_NONE, NULL },
{ 1, CMD_NONE, N_("Keys - Global") },
{ 2, CMD_NONE, NULL },
{ 0, CMD_STOP, NULL },
{ 0, CMD_PAUSE, NULL },
{ 0, CMD_CROP, NULL },
{ 0, CMD_TRACK_NEXT, NULL },
{ 0, CMD_TRACK_PREVIOUS, NULL },
{ 0, CMD_SEEK_FORWARD, NULL },
{ 0, CMD_SEEK_BACKWARD, NULL },
{ 0, CMD_VOLUME_DOWN, NULL },
{ 0, CMD_VOLUME_UP, NULL },
{ 0, CMD_NONE, NULL },
{ 0, CMD_REPEAT, NULL },
{ 0, CMD_RANDOM, NULL },
{ 0, CMD_CROSSFADE, NULL },
{ 0, CMD_SHUFFLE, NULL },
{ 0, CMD_DB_UPDATE, NULL },
{ 0, CMD_NONE, NULL },
{ 0, CMD_LIST_FIND, NULL },
{ 0, CMD_LIST_RFIND, NULL },
{ 0, CMD_LIST_FIND_NEXT, NULL },
{ 0, CMD_LIST_RFIND_NEXT, NULL },
{ 0, CMD_TOGGLE_FIND_WRAP, NULL },
{ 0, CMD_NONE, NULL },
{ 0, CMD_QUIT, NULL },
{ 0, CMD_NONE, NULL },
{ 0, CMD_NONE, NULL },
{ 1, CMD_NONE, N_("Keys - Playlist screen") },
{ 2, CMD_NONE, NULL },
{ 0, CMD_PLAY, N_("Play") },
{ 0, CMD_DELETE, NULL },
{ 0, CMD_CLEAR, NULL },
{ 1, CMD_LIST_MOVE_UP, N_("Move song up") },
{ 0, CMD_LIST_MOVE_DOWN, N_("Move song down") },
{ 0, CMD_ADD, NULL },
{ 0, CMD_SAVE_PLAYLIST, NULL },
{ 0, CMD_SCREEN_UPDATE, N_("Center") },
{ 0, CMD_TOGGLE_AUTOCENTER, NULL },
{ 0, CMD_NONE, NULL },
{ 0, CMD_NONE, NULL },
{ 1, CMD_NONE, N_("Keys - Browse screen") },
{ 2, CMD_NONE, NULL },
{ 0, CMD_PLAY, N_("Enter directory/Select and play song") },
{ 0, CMD_SELECT, NULL },
{ 0, CMD_SAVE_PLAYLIST, NULL },
{ 0, CMD_DELETE, N_("Delete playlist") },
{ 0, CMD_GO_PARENT_DIRECTORY, NULL },
{ 0, CMD_GO_ROOT_DIRECTORY, NULL },
{ 0, CMD_SCREEN_UPDATE, NULL },
#ifdef ENABLE_SEARCH_SCREEN
{ 0, CMD_NONE, NULL },
{ 0, CMD_NONE, NULL },
{ 1, CMD_NONE, N_("Keys - Search screen") },
{ 2, CMD_NONE, NULL },
{ 0, CMD_SCREEN_SEARCH, N_("Search") },
{ 0, CMD_PLAY, N_("Select and play") },
{ 0, CMD_SELECT, NULL },
{ 0, CMD_SELECT_ALL, NULL },
{ 0, CMD_SEARCH_MODE, NULL },
#endif
#ifdef ENABLE_LYRICS_SCREEN
{ 0, CMD_NONE, NULL },
{ 0, CMD_NONE, NULL },
{ 1, CMD_NONE, N_("Keys - Lyrics screen") },
{ 2, CMD_NONE, NULL },
{ 0, CMD_SCREEN_LYRICS, N_("View Lyrics") },
{ 0, CMD_SELECT, N_("(Re)load lyrics") },
{ 0, CMD_INTERRUPT, N_("Interrupt retrieval") },
{ 0, CMD_LYRICS_UPDATE, N_("Explicitly download lyrics") },
{ 0, CMD_ADD, N_("Save lyrics") },
#endif
};
#define help_text_rows (sizeof(help_text) / sizeof(help_text[0]))
static list_window_t *lw = NULL;
static const char *
list_callback(unsigned idx, int *highlight, mpd_unused void *data)
{
static char buf[512];
if (idx >= help_text_rows)
return NULL;
if (help_text[idx].highlight)
*highlight = 1;
if (help_text[idx].command == CMD_NONE) {
if (help_text[idx].text)
g_snprintf(buf, sizeof(buf), " %s", _(help_text[idx].text));
else if (help_text[idx].highlight == 2) {
int i;
for (i = 3; i < COLS - 3 && i < (int)sizeof(buf); i++)
buf[i] = '-';
buf[i] = '\0';
} else
g_strlcpy(buf, " ", sizeof(buf));
return buf;
}
if (help_text[idx].text)
g_snprintf(buf, sizeof(buf),
"%20s : %s ",
get_key_names(help_text[idx].command, TRUE),
_(help_text[idx].text));
else
g_snprintf(buf, sizeof(buf),
"%20s : %s ",
get_key_names(help_text[idx].command, TRUE),
get_key_description(help_text[idx].command));
return buf;
}
static void
help_init(WINDOW *w, int cols, int rows)
{
lw = list_window_init(w, cols, rows);
lw->flags = LW_HIDE_CURSOR;
}
static void
help_resize(int cols, int rows)
{
lw->cols = cols;
lw->rows = rows;
}
static void
help_exit(void)
{
list_window_free(lw);
}
static const char *
help_title(mpd_unused char *str, mpd_unused size_t size)
{
return _("Help");
}
static void
help_paint(mpd_unused mpdclient_t *c)
{
list_window_paint(lw, list_callback, NULL);
}
static int
help_cmd(screen_t *screen, mpd_unused mpdclient_t *c, command_t cmd)
{
if (list_window_scroll_cmd(lw, help_text_rows, cmd)) {
list_window_paint(lw, list_callback, NULL);
wrefresh(lw->w);
return 1;
}
lw->selected = lw->start+lw->rows;
if (screen_find(screen,
lw, help_text_rows,
cmd, list_callback, NULL)) {
/* center the row */
list_window_center(lw, help_text_rows, lw->selected);
list_window_paint(lw, list_callback, NULL);
wrefresh(lw->w);
return 1;
}
return 0;
}
const struct screen_functions screen_help = {
.init = help_init,
.exit = help_exit,
.resize = help_resize,
.paint = help_paint,
.cmd = help_cmd,
.get_title = help_title,
};
|
