c40f470997e15c7d3bb74bb782358c340e229d97
1 /* ncmpc (Ncurses MPD Client)
2 * (c) 2004-2009 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.
18 */
20 #include "screen_interface.h"
21 #include "i18n.h"
22 #include "screen.h"
23 #include "list_window.h"
24 #include "mpdclient.h"
26 #include <mpd/client.h>
28 #include <glib.h>
29 #include <assert.h>
31 static list_window_t *lw = NULL;
33 static GPtrArray *mpd_outputs = NULL;
35 static void
36 outputs_paint(void);
38 static void
39 outputs_repaint(void)
40 {
41 outputs_paint();
42 wrefresh(lw->w);
43 }
45 static int
46 toggle_output(struct mpdclient *c, unsigned int output_index)
47 {
48 struct mpd_output *output;
50 assert(mpd_outputs != NULL);
52 if (output_index >= mpd_outputs->len)
53 return -1;
55 output = g_ptr_array_index(mpd_outputs, output_index);
57 if (!mpd_output_get_enabled(output)) {
58 if (!mpd_run_enable_output(c->connection,
59 mpd_output_get_id(output))) {
60 mpdclient_handle_error(c);
61 return -1;
62 }
64 c->events |= MPD_IDLE_OUTPUT;
66 screen_status_printf(_("Output '%s' enabled"),
67 mpd_output_get_name(output));
68 } else {
69 if (!mpd_run_disable_output(c->connection,
70 mpd_output_get_id(output))) {
71 mpdclient_handle_error(c);
72 return -1;
73 }
75 c->events |= MPD_IDLE_OUTPUT;
77 screen_status_printf(_("Output '%s' disabled"),
78 mpd_output_get_name(output));
79 }
81 return 0;
82 }
84 static void
85 clear_output_element(gpointer data, G_GNUC_UNUSED gpointer user_data)
86 {
87 mpd_output_free(data);
88 }
90 static void
91 clear_outputs_list(void)
92 {
93 assert(mpd_outputs != NULL);
95 if (mpd_outputs->len <= 0)
96 return;
98 g_ptr_array_foreach(mpd_outputs, clear_output_element, NULL);
99 g_ptr_array_remove_range(mpd_outputs, 0, mpd_outputs->len);
100 }
102 static void
103 fill_outputs_list(struct mpdclient *c)
104 {
105 struct mpd_output *output;
107 assert(mpd_outputs != NULL);
109 if (c->connection == NULL)
110 return;
112 mpd_send_outputs(c->connection);
113 while ((output = mpd_recv_output(c->connection)) != NULL) {
114 g_ptr_array_add(mpd_outputs, output);
115 }
117 if (!mpd_response_finish(c->connection))
118 mpdclient_handle_error(c);
119 }
121 static const char *
122 outputs_list_callback(unsigned int output_index, bool *highlight,
123 G_GNUC_UNUSED char **sc, G_GNUC_UNUSED void *data)
124 {
125 struct mpd_output *output;
127 assert(mpd_outputs != NULL);
129 if (output_index >= mpd_outputs->len)
130 return NULL;
132 output = g_ptr_array_index(mpd_outputs, output_index);
134 if (mpd_output_get_enabled(output))
135 *highlight = true;
137 return mpd_output_get_name(output);
138 }
140 static void
141 outputs_init(WINDOW *w, int cols, int rows)
142 {
143 lw = list_window_init(w, cols, rows);
145 mpd_outputs = g_ptr_array_new();
146 }
148 static void
149 outputs_resize(int cols, int rows)
150 {
151 lw->cols = cols;
152 lw->rows = rows;
153 }
155 static void
156 outputs_exit(void)
157 {
158 list_window_free(lw);
160 g_ptr_array_free(mpd_outputs, TRUE);
161 }
163 static void
164 outputs_open(struct mpdclient *c)
165 {
166 fill_outputs_list(c);
167 }
169 static void
170 outputs_close(void)
171 {
172 clear_outputs_list();
173 }
175 static const char *
176 outputs_title(G_GNUC_UNUSED char *str, G_GNUC_UNUSED size_t size)
177 {
178 return _("Outputs");
179 }
181 static void
182 outputs_paint(void)
183 {
184 list_window_paint(lw, outputs_list_callback, NULL);
185 }
187 static void
188 screen_outputs_update(struct mpdclient *c)
189 {
190 if (c->events & MPD_IDLE_OUTPUT) {
191 clear_outputs_list();
192 fill_outputs_list(c);
193 outputs_repaint();
194 }
195 }
197 static bool
198 outputs_cmd(struct mpdclient *c, command_t cmd)
199 {
200 assert(mpd_outputs != NULL);
202 if (list_window_cmd(lw, mpd_outputs->len, cmd)) {
203 outputs_repaint();
204 return true;
205 }
207 switch (cmd) {
208 case CMD_PLAY:
209 toggle_output(c, lw->selected);
210 return true;
212 case CMD_SCREEN_UPDATE:
213 clear_outputs_list();
214 fill_outputs_list(c);
215 outputs_repaint();
216 return true;
218 default:
219 break;
220 }
222 return false;
223 }
225 const struct screen_functions screen_outputs = {
226 .init = outputs_init,
227 .exit = outputs_exit,
228 .open = outputs_open,
229 .close = outputs_close,
230 .resize = outputs_resize,
231 .paint = outputs_paint,
232 .update = screen_outputs_update,
233 .cmd = outputs_cmd,
234 .get_title = outputs_title,
235 };