chiark / gitweb /
Merge branch 'issue29'
[disorder] / disobedience / choose-menu.c
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1/*
2 * This file is part of DisOrder
3 * Copyright (C) 2008 Richard Kettlewell
4 *
e7eb3a27 5 * This program is free software: you can redistribute it and/or modify
6982880f 6 * it under the terms of the GNU General Public License as published by
e7eb3a27 7 * the Free Software Foundation, either version 3 of the License, or
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8 * (at your option) any later version.
9 *
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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 *
6982880f 15 * You should have received a copy of the GNU General Public License
e7eb3a27 16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
6982880f 17 */
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18/** @file disobedience/choose-menu.c
19 * @brief Popup menu for choose screen
20 */
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21#include "disobedience.h"
22#include "popup.h"
23#include "choose.h"
24
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25static void choose_playchildren_callback(GtkTreeModel *model,
26 GtkTreePath *path,
27 GtkTreeIter *iter,
28 gpointer data);
29static void choose_playchildren_received(void *v,
30 const char *err,
31 int nvec, char **vec);
32static void choose_playchildren_played(void *v, const char *err);
33
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34/** @brief Popup menu */
35static GtkWidget *choose_menu;
36
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37/** @brief Path to directory pending a "select children" operation */
38static GtkTreePath *choose_eventually_select_children;
39
a0e78d96 40/** @brief Should edit->select all be sensitive? No, for the choose tab. */
6982880f 41static int choose_selectall_sensitive(void attribute((unused)) *extra) {
a0e78d96 42 return FALSE;
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43}
44
a0e78d96 45/** @brief Activate edit->select all (which should do nothing) */
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46static void choose_selectall_activate(GtkMenuItem attribute((unused)) *item,
47 gpointer attribute((unused)) userdata) {
6982880f 48}
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49
50/** @brief Should 'select none' be sensitive
51 *
52 * Yes if anything is selected.
53 */
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54static int choose_selectnone_sensitive(void attribute((unused)) *extra) {
55 return gtk_tree_selection_count_selected_rows(choose_selection) > 0;
56}
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57
58/** @brief Activate select none */
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59static void choose_selectnone_activate(GtkMenuItem attribute((unused)) *item,
60 gpointer attribute((unused)) userdata) {
61 gtk_tree_selection_unselect_all(choose_selection);
62}
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63
64static void choose_play_sensitive_callback(GtkTreeModel attribute((unused)) *model,
65 GtkTreePath attribute((unused)) *path,
66 GtkTreeIter *iter,
67 gpointer data) {
68 int *filesp = data;
69
70 if(*filesp == -1)
71 return;
72 if(choose_is_dir(iter))
73 *filesp = -1;
74 else if(choose_is_file(iter))
75 ++*filesp;
76}
77
78/** @brief Should 'play' be sensitive?
79 *
80 * Yes if tracks are selected and no directories are */
6982880f 81static int choose_play_sensitive(void attribute((unused)) *extra) {
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82 int files = 0;
83
84 gtk_tree_selection_selected_foreach(choose_selection,
85 choose_play_sensitive_callback,
86 &files);
87 return files > 0;
487f69b2 88}
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89
90static void choose_gather_selected_files_callback(GtkTreeModel attribute((unused)) *model,
91 GtkTreePath attribute((unused)) *path,
92 GtkTreeIter *iter,
93 gpointer data) {
94 struct vector *v = data;
95
96 if(choose_is_file(iter))
97 vector_append(v, choose_get_track(iter));
98}
99
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100static void choose_gather_selected_dirs_callback(GtkTreeModel attribute((unused)) *model,
101 GtkTreePath attribute((unused)) *path,
102 GtkTreeIter *iter,
103 gpointer data) {
104 struct vector *v = data;
105
106 if(choose_is_dir(iter))
107 vector_append(v, choose_get_track(iter));
108}
109
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110
111static void choose_play_activate(GtkMenuItem attribute((unused)) *item,
112 gpointer attribute((unused)) userdata) {
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113 struct vector v[1];
114 vector_init(v);
115 gtk_tree_selection_selected_foreach(choose_selection,
116 choose_gather_selected_files_callback,
117 v);
118 for(int n = 0; n < v->nvec; ++n)
119 disorder_eclient_play(client, v->vec[n], choose_play_completed, 0);
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120}
121
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122static int choose_properties_sensitive(void *extra) {
123 return choose_play_sensitive(extra);
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124}
125
126static void choose_properties_activate(GtkMenuItem attribute((unused)) *item,
127 gpointer attribute((unused)) userdata) {
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128 struct vector v[1];
129 vector_init(v);
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130 gtk_tree_selection_selected_foreach(choose_selection,
131 choose_gather_selected_files_callback,
132 v);
d8b71e03 133 properties(v->nvec, (const char **)v->vec, toplevel);
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134}
135
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136/** @brief Set sensitivity for select children
137 *
138 * Sensitive if we've selected exactly one directory.
139 */
140static int choose_selectchildren_sensitive(void attribute((unused)) *extra) {
141 struct vector v[1];
142 /* Only one thing should be selected */
143 if(gtk_tree_selection_count_selected_rows(choose_selection) != 1)
144 return FALSE;
145 /* The selected thing should be a directory */
146 vector_init(v);
147 gtk_tree_selection_selected_foreach(choose_selection,
148 choose_gather_selected_dirs_callback,
149 v);
150 return v->nvec == 1;
151}
152
153/** @brief Actually select the children of path
154 *
155 * We deselect everything else, too.
156 */
157static void choose_select_children(GtkTreePath *path) {
158 GtkTreeIter iter[1], child[1];
159
160 if(gtk_tree_model_get_iter(GTK_TREE_MODEL(choose_store), iter, path)) {
161 gtk_tree_selection_unselect_all(choose_selection);
162 for(int n = 0;
163 gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(choose_store), child,
164 iter, n);
165 ++n) {
166 if(choose_is_file(child))
167 gtk_tree_selection_select_iter(choose_selection, child);
168 }
169 }
170}
171
172/** @brief Called to expand the children of path/iter */
173static void choose_selectchildren_callback(GtkTreeModel attribute((unused)) *model,
174 GtkTreePath *path,
175 GtkTreeIter attribute((unused)) *iter,
176 gpointer attribute((unused)) data) {
177 if(gtk_tree_view_row_expanded(GTK_TREE_VIEW(choose_view), path)) {
178 /* Directory is already expanded */
179 choose_select_children(path);
180 } else {
181 /* Directory is not expanded, so expand it */
182 gtk_tree_view_expand_row(GTK_TREE_VIEW(choose_view), path, FALSE/*!expand_all*/);
183 /* Select its children when it's done */
184 if(choose_eventually_select_children)
185 gtk_tree_path_free(choose_eventually_select_children);
186 choose_eventually_select_children = gtk_tree_path_copy(path);
187 }
188}
189
190/** @brief Called when all pending track fetches are finished
191 *
192 * If there's a pending select-children operation, it can now be actioned
193 * (or might have gone stale).
194 */
195void choose_menu_moretracks(const char attribute((unused)) *event,
196 void attribute((unused)) *eventdata,
197 void attribute((unused)) *callbackdata) {
198 if(choose_eventually_select_children) {
199 choose_select_children(choose_eventually_select_children);
200 gtk_tree_path_free(choose_eventually_select_children);
201 choose_eventually_select_children = 0;
202 }
203}
204
205/** @brief Select all children
206 *
207 * Easy enough if the directory is already expanded, we can just select its
208 * children. However if it is not then we must expand it and _when this has
209 * completed_ select its children.
210 *
211 * The way this is implented could cope with multiple directories but
212 * choose_selectchildren_sensitive() should stop this.
213 */
214static void choose_selectchildren_activate
215 (GtkMenuItem attribute((unused)) *item,
216 gpointer attribute((unused)) userdata) {
217 gtk_tree_selection_selected_foreach(choose_selection,
218 choose_selectchildren_callback,
219 0);
220}
221
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222/** @brief Play all children */
223static void choose_playchildren_activate
224 (GtkMenuItem attribute((unused)) *item,
225 gpointer attribute((unused)) userdata) {
226 /* Only one thing is selected */
227 gtk_tree_selection_selected_foreach(choose_selection,
228 choose_playchildren_callback,
229 0);
230}
231
232static void choose_playchildren_callback(GtkTreeModel attribute((unused)) *model,
233 GtkTreePath *path,
234 GtkTreeIter *iter,
235 gpointer attribute((unused)) data) {
236 /* Find the children and play them */
237 disorder_eclient_files(client, choose_playchildren_received,
238 choose_get_track(iter),
239 NULL/*re*/,
240 NULL);
241 /* Expand the node */
242 gtk_tree_view_expand_row(GTK_TREE_VIEW(choose_view), path, FALSE);
243}
244
245static void choose_playchildren_received(void attribute((unused)) *v,
246 const char *err,
247 int nvec, char **vec) {
248 if(err) {
249 popup_protocol_error(0, err);
250 return;
251 }
252 for(int n = 0; n < nvec; ++n)
253 disorder_eclient_play(client, vec[n], choose_playchildren_played, NULL);
254}
255
256static void choose_playchildren_played(void attribute((unused)) *v,
257 const char *err) {
258 if(err) {
259 popup_protocol_error(0, err);
260 return;
261 }
262}
263
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264/** @brief Pop-up menu for choose */
265static struct menuitem choose_menuitems[] = {
266 {
267 "Play track",
ba6f3dd4 268 GTK_STOCK_MEDIA_PLAY,
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269 choose_play_activate,
270 choose_play_sensitive,
271 0,
272 0
273 },
274 {
275 "Track properties",
ba6f3dd4 276 GTK_STOCK_PROPERTIES,
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277 choose_properties_activate,
278 choose_properties_sensitive,
279 0,
280 0
281 },
282 {
a0e78d96 283 "Select children",
ba6f3dd4 284 NULL,
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285 choose_selectchildren_activate,
286 choose_selectchildren_sensitive,
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287 0,
288 0
289 },
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290 {
291 "Play children",
ba6f3dd4 292 NULL,
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293 choose_playchildren_activate,
294 choose_selectchildren_sensitive, /* re-use */
295 0,
296 0
297 },
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298 {
299 "Deselect all tracks",
ba6f3dd4 300 NULL,
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301 choose_selectnone_activate,
302 choose_selectnone_sensitive,
303 0,
304 0
305 },
306};
307
308const struct tabtype choose_tabtype = {
309 choose_properties_sensitive,
310 choose_selectall_sensitive,
311 choose_selectnone_sensitive,
312 choose_properties_activate,
313 choose_selectall_activate,
314 choose_selectnone_activate,
315 0,
316 0
317};
318
319/** @brief Called when a mouse button is pressed or released */
320gboolean choose_button_event(GtkWidget attribute((unused)) *widget,
321 GdkEventButton *event,
322 gpointer attribute((unused)) user_data) {
323 if(event->type == GDK_BUTTON_RELEASE && event->button == 2) {
324 /* Middle click release - play track */
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325 ensure_selected(GTK_TREE_VIEW(choose_view), event);
326 choose_play_activate(NULL, NULL);
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327 } else if(event->type == GDK_BUTTON_PRESS && event->button == 3) {
328 /* Right click press - pop up the menu */
329 ensure_selected(GTK_TREE_VIEW(choose_view), event);
330 popup(&choose_menu, event,
331 choose_menuitems, sizeof choose_menuitems / sizeof *choose_menuitems,
332 0);
333 return TRUE;
334 }
335 return FALSE;
336}
337
338/*
339Local Variables:
340c-basic-offset:2
341comment-column:40
342fill-column:79
343indent-tabs-mode:nil
344End:
345*/