2 * This file is part of DisOrder
3 * Copyright (C) 2008 Richard Kettlewell
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 3 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
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 /** @file disobedience/choose-menu.c
19 * @brief Popup menu for choose screen
21 #include "disobedience.h"
25 /** @brief Popup menu */
26 static GtkWidget
*choose_menu
;
28 /** @brief Path to directory pending a "select children" operation */
29 static GtkTreePath
*choose_eventually_select_children
;
31 /** @brief Recursion step for choose_get_visible()
32 * @param parent A visible node, or NULL for the root
33 * @param callback Called for each visible node
34 * @param userdata Passed to @p callback
36 * If @p callback returns nonzero, the walk stops immediately.
38 static int choose_visible_recurse(GtkTreeIter
*parent
,
39 int (*callback
)(GtkTreeIter
*it
,
45 /* Skip placeholders */
46 if(choose_is_placeholder(parent
))
48 const int isfile
= choose_is_file(parent
);
49 if(callback(parent
, isfile
, userdata
))
52 return 0; /* Files never have children */
53 GtkTreePath
*parent_path
54 = gtk_tree_model_get_path(GTK_TREE_MODEL(choose_store
),
56 expanded
= gtk_tree_view_row_expanded(GTK_TREE_VIEW(choose_view
),
58 gtk_tree_path_free(parent_path
);
61 /* See if parent is expanded */
63 /* Parent is expanded, visit all its children */
65 gboolean itv
= gtk_tree_model_iter_children(GTK_TREE_MODEL(choose_store
),
69 if(choose_visible_recurse(it
, callback
, userdata
))
71 itv
= gtk_tree_model_iter_next(GTK_TREE_MODEL(choose_store
), it
);
77 /** @brief Should edit->select all be sensitive? No, for the choose tab. */
78 static int choose_selectall_sensitive(void attribute((unused
)) *extra
) {
82 /** @brief Activate edit->select all (which should do nothing) */
83 static void choose_selectall_activate(GtkMenuItem
attribute((unused
)) *item
,
84 gpointer
attribute((unused
)) userdata
) {
87 /** @brief Should 'select none' be sensitive
89 * Yes if anything is selected.
91 static int choose_selectnone_sensitive(void attribute((unused
)) *extra
) {
92 return gtk_tree_selection_count_selected_rows(choose_selection
) > 0;
95 /** @brief Activate select none */
96 static void choose_selectnone_activate(GtkMenuItem
attribute((unused
)) *item
,
97 gpointer
attribute((unused
)) userdata
) {
98 gtk_tree_selection_unselect_all(choose_selection
);
101 static void choose_play_sensitive_callback(GtkTreeModel
attribute((unused
)) *model
,
102 GtkTreePath
attribute((unused
)) *path
,
109 if(choose_is_dir(iter
))
111 else if(choose_is_file(iter
))
115 /** @brief Should 'play' be sensitive?
117 * Yes if tracks are selected and no directories are */
118 static int choose_play_sensitive(void attribute((unused
)) *extra
) {
121 gtk_tree_selection_selected_foreach(choose_selection
,
122 choose_play_sensitive_callback
,
127 static void choose_gather_selected_files_callback(GtkTreeModel
attribute((unused
)) *model
,
128 GtkTreePath
attribute((unused
)) *path
,
131 struct vector
*v
= data
;
133 if(choose_is_file(iter
))
134 vector_append(v
, choose_get_track(iter
));
137 static void choose_gather_selected_dirs_callback(GtkTreeModel
attribute((unused
)) *model
,
138 GtkTreePath
attribute((unused
)) *path
,
141 struct vector
*v
= data
;
143 if(choose_is_dir(iter
))
144 vector_append(v
, choose_get_track(iter
));
148 static void choose_play_activate(GtkMenuItem
attribute((unused
)) *item
,
149 gpointer
attribute((unused
)) userdata
) {
152 gtk_tree_selection_selected_foreach(choose_selection
,
153 choose_gather_selected_files_callback
,
155 for(int n
= 0; n
< v
->nvec
; ++n
)
156 disorder_eclient_play(client
, v
->vec
[n
], choose_play_completed
, 0);
159 static int choose_properties_sensitive(void *extra
) {
160 return choose_play_sensitive(extra
);
163 static void choose_properties_activate(GtkMenuItem
attribute((unused
)) *item
,
164 gpointer
attribute((unused
)) userdata
) {
167 gtk_tree_selection_selected_foreach(choose_selection
,
168 choose_gather_selected_files_callback
,
170 properties(v
->nvec
, (const char **)v
->vec
);
173 /** @brief Set sensitivity for select children
175 * Sensitive if we've selected exactly one directory.
177 static int choose_selectchildren_sensitive(void attribute((unused
)) *extra
) {
179 /* Only one thing should be selected */
180 if(gtk_tree_selection_count_selected_rows(choose_selection
) != 1)
182 /* The selected thing should be a directory */
184 gtk_tree_selection_selected_foreach(choose_selection
,
185 choose_gather_selected_dirs_callback
,
190 /** @brief Actually select the children of path
192 * We deselect everything else, too.
194 static void choose_select_children(GtkTreePath
*path
) {
195 GtkTreeIter iter
[1], child
[1];
197 if(gtk_tree_model_get_iter(GTK_TREE_MODEL(choose_store
), iter
, path
)) {
198 gtk_tree_selection_unselect_all(choose_selection
);
200 gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(choose_store
), child
,
203 if(choose_is_file(child
))
204 gtk_tree_selection_select_iter(choose_selection
, child
);
209 /** @brief Called to expand the children of path/iter */
210 static void choose_selectchildren_callback(GtkTreeModel
attribute((unused
)) *model
,
212 GtkTreeIter
attribute((unused
)) *iter
,
213 gpointer
attribute((unused
)) data
) {
214 if(gtk_tree_view_row_expanded(GTK_TREE_VIEW(choose_view
), path
)) {
215 /* Directory is already expanded */
216 choose_select_children(path
);
218 /* Directory is not expanded, so expand it */
219 gtk_tree_view_expand_row(GTK_TREE_VIEW(choose_view
), path
, FALSE
/*!expand_all*/);
220 /* Select its children when it's done */
221 if(choose_eventually_select_children
)
222 gtk_tree_path_free(choose_eventually_select_children
);
223 choose_eventually_select_children
= gtk_tree_path_copy(path
);
227 /** @brief Called when all pending track fetches are finished
229 * If there's a pending select-children operation, it can now be actioned
230 * (or might have gone stale).
232 void choose_menu_moretracks(const char attribute((unused
)) *event
,
233 void attribute((unused
)) *eventdata
,
234 void attribute((unused
)) *callbackdata
) {
235 if(choose_eventually_select_children
) {
236 choose_select_children(choose_eventually_select_children
);
237 gtk_tree_path_free(choose_eventually_select_children
);
238 choose_eventually_select_children
= 0;
242 /** @brief Select all children
244 * Easy enough if the directory is already expanded, we can just select its
245 * children. However if it is not then we must expand it and _when this has
246 * completed_ select its children.
248 * The way this is implented could cope with multiple directories but
249 * choose_selectchildren_sensitive() should stop this.
251 static void choose_selectchildren_activate
252 (GtkMenuItem
attribute((unused
)) *item
,
253 gpointer
attribute((unused
)) userdata
) {
254 gtk_tree_selection_selected_foreach(choose_selection
,
255 choose_selectchildren_callback
,
259 /** @brief Pop-up menu for choose */
260 static struct menuitem choose_menuitems
[] = {
263 choose_play_activate
,
264 choose_play_sensitive
,
270 choose_properties_activate
,
271 choose_properties_sensitive
,
277 choose_selectchildren_activate
,
278 choose_selectchildren_sensitive
,
283 "Deselect all tracks",
284 choose_selectnone_activate
,
285 choose_selectnone_sensitive
,
291 const struct tabtype choose_tabtype
= {
292 choose_properties_sensitive
,
293 choose_selectall_sensitive
,
294 choose_selectnone_sensitive
,
295 choose_properties_activate
,
296 choose_selectall_activate
,
297 choose_selectnone_activate
,
302 /** @brief Called when a mouse button is pressed or released */
303 gboolean
choose_button_event(GtkWidget
attribute((unused
)) *widget
,
304 GdkEventButton
*event
,
305 gpointer
attribute((unused
)) user_data
) {
306 if(event
->type
== GDK_BUTTON_RELEASE
&& event
->button
== 2) {
307 /* Middle click release - play track */
308 ensure_selected(GTK_TREE_VIEW(choose_view
), event
);
309 choose_play_activate(NULL
, NULL
);
310 } else if(event
->type
== GDK_BUTTON_PRESS
&& event
->button
== 3) {
311 /* Right click press - pop up the menu */
312 ensure_selected(GTK_TREE_VIEW(choose_view
), event
);
313 popup(&choose_menu
, event
,
314 choose_menuitems
, sizeof choose_menuitems
/ sizeof *choose_menuitems
,