4a5b2f4cdaf4d9a24d2396ff26a6d0e59f6271ed
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_outputs.h"
21 #include "screen_interface.h"
22 #include "screen_message.h"
23 #include "paint.h"
24 #include "i18n.h"
25 #include "list_window.h"
26 #include "mpdclient.h"
28 #include <mpd/client.h>
30 #include <glib.h>
31 #include <assert.h>
33 static struct list_window *lw;
35 static GPtrArray *mpd_outputs = NULL;
37 static void
38 outputs_paint(void);
40 static void
41 outputs_repaint(void)
42 {
43 outputs_paint();
44 wrefresh(lw->w);
45 }
47 static bool
48 toggle_output(struct mpdclient *c, unsigned int output_index)
49 {
50 struct mpd_connection *connection;
51 struct mpd_output *output;
53 assert(mpd_outputs != NULL);
55 if (output_index >= mpd_outputs->len)
56 return false;
58 connection = mpdclient_get_connection(c);
59 if (connection == NULL)
60 return false;
62 output = g_ptr_array_index(mpd_outputs, output_index);
64 if (!mpd_output_get_enabled(output)) {
65 if (!mpd_run_enable_output(connection,
66 mpd_output_get_id(output))) {
67 mpdclient_handle_error(c);
68 return false;
69 }
71 c->events |= MPD_IDLE_OUTPUT;
73 screen_status_printf(_("Output '%s' enabled"),
74 mpd_output_get_name(output));
75 } else {
76 if (!mpd_run_disable_output(connection,
77 mpd_output_get_id(output))) {
78 mpdclient_handle_error(c);
79 return false;
80 }
82 c->events |= MPD_IDLE_OUTPUT;
84 screen_status_printf(_("Output '%s' disabled"),
85 mpd_output_get_name(output));
86 }
88 return true;
89 }
91 static void
92 clear_output_element(gpointer data, G_GNUC_UNUSED gpointer user_data)
93 {
94 mpd_output_free(data);
95 }
97 static void
98 clear_outputs_list(void)
99 {
100 assert(mpd_outputs != NULL);
102 if (mpd_outputs->len <= 0)
103 return;
105 g_ptr_array_foreach(mpd_outputs, clear_output_element, NULL);
106 g_ptr_array_remove_range(mpd_outputs, 0, mpd_outputs->len);
107 list_window_set_length(lw, 0);
108 }
110 static void
111 fill_outputs_list(struct mpdclient *c)
112 {
113 struct mpd_connection *connection;
114 struct mpd_output *output;
116 assert(mpd_outputs != NULL);
118 connection = mpdclient_get_connection(c);
119 if (connection == NULL)
120 return;
122 mpd_send_outputs(connection);
123 while ((output = mpd_recv_output(connection)) != NULL) {
124 g_ptr_array_add(mpd_outputs, output);
125 }
127 if (!mpd_response_finish(connection))
128 mpdclient_handle_error(c);
130 list_window_set_length(lw, mpd_outputs->len);
131 }
133 static void
134 outputs_init(WINDOW *w, int cols, int rows)
135 {
136 lw = list_window_init(w, cols, rows);
138 mpd_outputs = g_ptr_array_new();
139 }
141 static void
142 outputs_resize(int cols, int rows)
143 {
144 list_window_resize(lw, cols, rows);
145 }
147 static void
148 outputs_exit(void)
149 {
150 list_window_free(lw);
152 g_ptr_array_free(mpd_outputs, TRUE);
153 }
155 static void
156 outputs_open(struct mpdclient *c)
157 {
158 fill_outputs_list(c);
159 }
161 static void
162 outputs_close(void)
163 {
164 clear_outputs_list();
165 }
167 static const char *
168 outputs_title(G_GNUC_UNUSED char *str, G_GNUC_UNUSED size_t size)
169 {
170 return _("Outputs");
171 }
173 static void
174 screen_outputs_paint_callback(WINDOW *w, unsigned i,
175 G_GNUC_UNUSED unsigned y, unsigned width,
176 bool selected, G_GNUC_UNUSED void *data)
177 {
178 const struct mpd_output *output;
180 assert(mpd_outputs != NULL);
181 assert(i < mpd_outputs->len);
183 output = g_ptr_array_index(mpd_outputs, i);
185 row_color(w, COLOR_LIST, selected);
186 waddstr(w, mpd_output_get_enabled(output) ? "[X] " : "[ ] ");
187 waddstr(w, mpd_output_get_name(output));
188 row_clear_to_eol(w, width, selected);
189 }
191 static void
192 outputs_paint(void)
193 {
194 list_window_paint2(lw, screen_outputs_paint_callback, NULL);
195 }
197 static void
198 screen_outputs_update(struct mpdclient *c)
199 {
200 if (c->events & MPD_IDLE_OUTPUT) {
201 clear_outputs_list();
202 fill_outputs_list(c);
203 outputs_repaint();
204 }
205 }
207 static bool
208 outputs_cmd(struct mpdclient *c, command_t cmd)
209 {
210 assert(mpd_outputs != NULL);
212 if (list_window_cmd(lw, cmd)) {
213 outputs_repaint();
214 return true;
215 }
217 switch (cmd) {
218 case CMD_PLAY:
219 toggle_output(c, lw->selected);
220 return true;
222 case CMD_SCREEN_UPDATE:
223 clear_outputs_list();
224 fill_outputs_list(c);
225 outputs_repaint();
226 return true;
228 default:
229 break;
230 }
232 return false;
233 }
235 const struct screen_functions screen_outputs = {
236 .init = outputs_init,
237 .exit = outputs_exit,
238 .open = outputs_open,
239 .close = outputs_close,
240 .resize = outputs_resize,
241 .paint = outputs_paint,
242 .update = screen_outputs_update,
243 .cmd = outputs_cmd,
244 .get_title = outputs_title,
245 };