2 * This file is part of DisOrder
3 * Copyright (C) 2006-2008 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 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, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * 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, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20 /** @file disobedience/choose.c
21 * @brief Hierarchical track selection and search
23 * We don't use the built-in tree widgets because they require that you know
24 * the children of a node on demand, and we have to wait for the server to tell
28 #include "disobedience.h"
31 /* Choose track ------------------------------------------------------------ */
37 struct timeval gtkbits;
38 struct timeval menuupdate;
39 struct timeval new_widgets;
40 struct timeval undisplay;
41 struct timeval colors;
42 struct timeval markers;
43 struct timeval location;
44 struct timeval selection;
47 #define BEGIN(WHAT) do { \
48 struct timeval started##WHAT, finished##WHAT; \
49 xgettimeofday(&started##WHAT, 0)
52 xgettimeofday(&finished##WHAT, 0); \
53 times.WHAT = tvadd(times.WHAT, tvsub(finished##WHAT, started##WHAT)); \
56 #define INIT() memset(×, 0, sizeof times)
58 #define REPORT() do { \
59 fprintf(stderr, "total=%g\n" \
70 tvdouble(times.total), \
71 tvdouble(times.gtkbits), \
72 tvdouble(times.menuupdate), \
73 tvdouble(times.new_widgets), \
74 tvdouble(times.undisplay), \
75 tvdouble(times.colors), \
76 tvdouble(times.markers), \
77 tvdouble(times.location), \
78 tvdouble(times.selection), \
79 (tvdouble(times.gtkbits) \
80 + tvdouble(times.menuupdate) \
81 + tvdouble(times.new_widgets) \
82 + tvdouble(times.undisplay) \
83 + tvdouble(times.colors) \
84 + tvdouble(times.markers) \
85 + tvdouble(times.location) \
86 + tvdouble(times.selection))); \
89 #define BEGIN(WHAT) do {
90 #define END(WHAT) } while(0)
91 #define INIT() ((void)0)
92 #define REPORT() ((void)0)
111 /** @brief Accumulated information about the tree widget */
113 /** @brief Maximum width required */
115 /** @brief Maximum height required */
119 /* instantiate the node vector type */
121 VECTOR_TYPE(nodevector, struct choosenode *, xrealloc);
123 /** @brief Signature of function called when a choosenode is filled */
124 typedef void (when_filled_callback)(struct choosenode *cn,
127 /** @brief One node in the virtual filesystem */
129 struct choosenode *parent; /**< @brief parent node */
130 const char *path; /**< @brief full path or 0 */
131 const char *sort; /**< @brief sort key */
132 const char *display; /**< @brief display name */
133 int pending; /**< @brief pending resolve queries */
135 #define CN_EXPANDABLE 0x0001 /**< @brief node is expandable */
136 #define CN_EXPANDED 0x0002 /**< @brief node is expanded
138 * Expandable items are directories;
139 * non-expandable ones are files. */
140 #define CN_DISPLAYED 0x0004 /**< @brief widget is displayed in layout */
141 #define CN_SELECTED 0x0008 /**< @brief node is selected */
142 #define CN_GETTING_FILES 0x0010 /**< @brief files inbound */
143 #define CN_RESOLVING_FILES 0x0020 /**< @brief resolved files inbound */
144 #define CN_GETTING_DIRS 0x0040 /**< @brief directories inbound */
145 #define CN_GETTING_ANY 0x0070 /**< @brief getting something */
146 #define CN_CONTINGENT 0x0080 /**< @brief expansion contingent on search */
147 struct nodevector children; /**< @brief vector of children */
148 void (*fill)(struct choosenode *); /**< @brief request child fill or 0 for leaf */
149 GtkWidget *container; /**< @brief the container for this row */
150 GtkWidget *hbox; /**< @brief the hbox for this row */
151 GtkWidget *arrow; /**< @brief arrow widget or 0 */
152 GtkWidget *label; /**< @brief text label for this node */
153 GtkWidget *marker; /**< @brief queued marker */
155 when_filled_callback *whenfilled; /**< @brief called when filled or 0 */
156 void *wfu; /**< @brief passed to @c whenfilled */
157 int ymin; /**< @brief least Y value */
158 int ymax; /**< @brief greatest Y value */
161 /** @brief One item in the popup menu */
162 struct choose_menuitem {
164 const char *name; /**< @brief name */
167 void (*activate)(GtkMenuItem *menuitem, gpointer user_data);
168 /**< @brief Called to activate the menu item.
170 * @p user_data is the choosenode the mouse pointer is over. */
172 gboolean (*sensitive)(struct choosenode *cn);
173 /* @brief Called to determine whether the menu item should be sensitive.
178 gulong handlerid; /**< @brief signal handler ID */
179 GtkWidget *w; /**< @brief menu item widget */
184 static GtkWidget *chooselayout;
185 static GtkAdjustment *vadjust;
186 static GtkWidget *searchentry; /**< @brief search terms */
187 static GtkWidget *nextsearch; /**< @brief next search result */
188 static GtkWidget *prevsearch; /**< @brief previous search result */
189 static struct choosenode *root;
190 static GtkWidget *track_menu; /**< @brief track popup menu */
191 static GtkWidget *dir_menu; /**< @brief directory popup menu */
192 static struct choosenode *last_click; /**< @brief last clicked node for selection */
193 static int files_visible; /**< @brief total files visible */
194 static int files_selected; /**< @brief total files selected */
195 static int gets_in_flight; /**< @brief total gets in flight */
196 static int search_in_flight; /**< @brief a search is underway */
197 static int search_obsolete; /**< @brief the current search is void */
198 static char **searchresults; /**< @brief search results */
199 static int nsearchresults; /**< @brief number of results */
200 static int nsearchvisible; /**< @brief number of search results visible */
201 static struct hash *searchhash; /**< @brief hash of search results */
202 static struct progress_window *spw; /**< @brief progress window */
203 static struct choosenode **searchnodes; /**< @brief choosenodes of search results */
204 static int suppress_redisplay; /**< @brief suppress redisplay */
206 /* Forward Declarations */
208 static void clear_children(struct choosenode *cn);
209 static struct choosenode *newnode(struct choosenode *parent,
214 void (*fill)(struct choosenode *));
215 static void fill_root_node(struct choosenode *cn);
216 static void fill_directory_node(struct choosenode *cn);
217 static void got_files(void *v, const char *error, int nvec, char **vec);
218 static void got_resolved_file(void *v, const char *error, const char *track);
219 static void got_dirs(void *v, const char *error, int nvec, char **vec);
221 static void expand_node(struct choosenode *cn, int contingent);
222 static void contract_node(struct choosenode *cn);
223 static void updated_node(struct choosenode *cn, int redisplay,
226 static void display_selection(struct choosenode *cn);
227 static void clear_selection(struct choosenode *cn);
229 static void redisplay_tree(const char *why);
230 static struct displaydata display_tree(struct choosenode *cn, int x, int y);
231 static void undisplay_tree(struct choosenode *cn);
232 static void initiate_search(void);
233 static void delete_widgets(struct choosenode *cn);
234 static void expand_from(struct choosenode *cn);
235 static struct choosenode *first_search_result(struct choosenode *cn);
237 static void clicked_choosenode(GtkWidget attribute((unused)) *widget,
238 GdkEventButton *event,
241 static void activate_track_play(GtkMenuItem *menuitem, gpointer user_data);
242 static void activate_track_properties(GtkMenuItem *menuitem, gpointer user_data);
244 static gboolean sensitive_track_play(struct choosenode *cn);
245 static gboolean sensitive_track_properties(struct choosenode *cn);
247 static void activate_dir_play(GtkMenuItem *menuitem, gpointer user_data);
248 static void activate_dir_properties(GtkMenuItem *menuitem, gpointer user_data);
249 static void activate_dir_select(GtkMenuItem *menuitem, gpointer user_data);
251 static gboolean sensitive_dir_play(struct choosenode *cn);
252 static gboolean sensitive_dir_properties(struct choosenode *cn);
253 static gboolean sensitive_dir_select(struct choosenode *cn);
255 /** @brief Track menu items */
256 static struct choose_menuitem track_menuitems[] = {
257 { "Play track", activate_track_play, sensitive_track_play, 0, 0 },
258 { "Track properties", activate_track_properties, sensitive_track_properties, 0, 0 },
262 /** @brief Directory menu items */
263 static struct choose_menuitem dir_menuitems[] = {
264 { "Play all tracks", activate_dir_play, sensitive_dir_play, 0, 0 },
265 { "Track properties", activate_dir_properties, sensitive_dir_properties, 0, 0 },
266 { "Select all tracks", activate_dir_select, sensitive_dir_select, 0, 0 },
270 /* Maintaining the data structure ------------------------------------------ */
272 static char *cnflags(const struct choosenode *cn) {
273 unsigned f = cn->flags, n;
276 static const char *bits[] = {
286 #define NBITS (sizeof bits / sizeof *bits)
290 dynstr_append(d, '0');
292 for(n = 0; n < NBITS; ++n) {
293 const unsigned bit = 1 << n;
296 dynstr_append(d, '|');
297 dynstr_append_string(d, bits[n]);
304 dynstr_append(d, '|');
305 sprintf(buf, "%#x", f);
306 dynstr_append_string(d, buf);
313 /** @brief Create a new node */
314 static struct choosenode *newnode(struct choosenode *parent,
319 void (*fill)(struct choosenode *)) {
320 struct choosenode *const n = xmalloc(sizeof *n);
322 D(("newnode %s %s", path, display));
323 if(flags & CN_EXPANDABLE)
329 n->display = display;
332 nodevector_init(&n->children);
335 nodevector_append(&parent->children, n);
339 /** @brief Called when a node has been filled
341 * Response for calling @c whenfilled.
343 static void filled(struct choosenode *cn) {
344 when_filled_callback *const whenfilled = cn->whenfilled;
348 whenfilled(cn, cn->wfu);
350 if(nsearchvisible < nsearchresults) {
351 /* There is still search expansion work to do */
352 D(("filled %s %d/%d", cn->path, nsearchvisible, nsearchresults));
355 if(gets_in_flight == 0 && nsearchvisible < nsearchresults)
359 /** @brief Fill the root */
360 static void fill_root_node(struct choosenode *cn) {
361 D(("fill_root_node"));
363 /* More de-duping possible here */
364 if(cn->flags & CN_GETTING_ANY)
366 gtk_label_set_text(GTK_LABEL(report_label), "getting files");
367 disorder_eclient_dirs(client, got_dirs, "", 0, cn);
368 disorder_eclient_files(client, got_files, "", 0, cn);
369 cn->flags |= CN_GETTING_FILES|CN_GETTING_DIRS;
373 /** @brief Delete all the widgets owned by @p cn */
374 static void delete_cn_widgets(struct choosenode *cn) {
377 gtk_widget_destroy(cn->arrow);
382 gtk_widget_destroy(cn->label);
387 gtk_widget_destroy(cn->marker);
392 gtk_widget_destroy(cn->hbox);
397 gtk_widget_destroy(cn->container);
402 /** @brief Recursively clear all the children of @p cn
404 * All the widgets at or below @p cn are deleted. All choosenodes below
405 * it are emptied. i.e. we prune the tree at @p cn.
407 static void clear_children(struct choosenode *cn) {
410 D(("clear_children %s", cn->path));
411 /* Recursively clear subtrees */
412 for(n = 0; n < cn->children.nvec; ++n) {
413 clear_children(cn->children.vec[n]);
414 delete_cn_widgets(cn->children.vec[n]);
416 cn->children.nvec = 0;
419 /** @brief Called with a list of files just below some node */
420 static void got_files(void *v, const char *error, int nvec, char **vec) {
421 struct choosenode *cn = v;
425 popup_protocol_error(0, error);
429 D(("got_files %d files for %s %s", nvec, cn->path, cnflags(cn)));
430 /* Complicated by the need to resolve aliases. */
431 cn->flags &= ~CN_GETTING_FILES;
433 if((cn->pending = nvec)) {
434 cn->flags |= CN_RESOLVING_FILES;
435 for(n = 0; n < nvec; ++n) {
436 disorder_eclient_resolve(client, got_resolved_file, vec[n], cn);
440 /* If there are no files and the directories are all read by now, we're
442 if(!(cn->flags & CN_GETTING_ANY))
445 redisplay_tree("got_files");
448 /** @brief Called with an alias resolved filename */
449 static void got_resolved_file(void *v, const char *error, const char *track) {
450 struct choosenode *const cn = v, *file_cn;
453 popup_protocol_error(0, error);
455 D(("resolved %s %s %d left", cn->path, cnflags(cn), cn->pending - 1));
457 file_cn = newnode(cn, track,
458 trackname_transform("track", track, "display"),
459 trackname_transform("track", track, "sort"),
460 0/*flags*/, 0/*fill*/);
462 /* Only bother updating when we've got the lot */
463 if(--cn->pending == 0) {
464 cn->flags &= ~CN_RESOLVING_FILES;
465 updated_node(cn, gets_in_flight == 0, "got_resolved_file");
466 if(!(cn->flags & CN_GETTING_ANY))
472 /** @brief Called with a list of directories just below some node */
473 static void got_dirs(void *v, const char *error, int nvec, char **vec) {
474 struct choosenode *cn = v;
478 popup_protocol_error(0, error);
482 D(("got_dirs %d dirs for %s %s", nvec, cn->path, cnflags(cn)));
483 /* TODO this depends on local configuration for trackname_transform().
484 * This will work, since the defaults are now built-in, but it'll be
485 * (potentially) different to the server's configured settings.
487 * Really we want a variant of files/dirs that produces both the
488 * raw filename and the transformed name for a chosen context.
491 for(n = 0; n < nvec; ++n)
493 trackname_transform("dir", vec[n], "display"),
494 trackname_transform("dir", vec[n], "sort"),
495 CN_EXPANDABLE, fill_directory_node);
496 updated_node(cn, gets_in_flight == 0, "got_dirs");
497 cn->flags &= ~CN_GETTING_DIRS;
498 if(!(cn->flags & CN_GETTING_ANY))
502 /** @brief Fill a child node */
503 static void fill_directory_node(struct choosenode *cn) {
504 struct callbackdata *cbd;
506 D(("fill_directory_node %s", cn->path));
508 if(cn->flags & CN_GETTING_ANY)
510 assert(report_label != 0);
511 gtk_label_set_text(GTK_LABEL(report_label), "getting files");
513 cbd = xmalloc(sizeof *cbd);
514 cbd->u.choosenode = cn;
515 disorder_eclient_dirs(client, got_dirs, cn->path, 0, cbd);
516 cbd = xmalloc(sizeof *cbd);
517 cbd->u.choosenode = cn;
518 disorder_eclient_files(client, got_files, cn->path, 0, cbd);
519 cn->flags |= CN_GETTING_FILES|CN_GETTING_DIRS;
523 /** @brief Expand a node */
524 static void expand_node(struct choosenode *cn, int contingent) {
525 D(("expand_node %s %d %s", cn->path, contingent, cnflags(cn)));
526 assert(cn->flags & CN_EXPANDABLE);
527 /* If node is already expanded do nothing. */
528 if(cn->flags & CN_EXPANDED) return;
529 /* We mark the node as expanded and request that it fill itself. When it has
530 * completed it will called updated_node() and we can redraw at that
532 cn->flags |= CN_EXPANDED;
534 cn->flags |= CN_CONTINGENT;
536 cn->flags &= ~CN_CONTINGENT;
537 /* If this node is not contingently expanded, mark all its parents back to
538 * the root as not contingent either, so they won't be contracted when the
539 * search results change */
541 struct choosenode *cnp;
543 for(cnp = cn->parent; cnp; cnp = cnp->parent)
544 cnp->flags &= ~CN_CONTINGENT;
546 /* TODO: visual feedback */
550 /** @brief Make sure all the search results below @p cn are expanded
551 * @param cn Node to start at
553 static void expand_from(struct choosenode *cn) {
556 if(nsearchvisible == nsearchresults)
559 /* Are any of the search tracks at/below this point? */
560 if(!(cn == root || hash_find(searchhash, cn->path)))
562 D(("expand_from %d/%d visible %s",
563 nsearchvisible, nsearchresults, cn->path));
564 if(cn->flags & CN_EXPANDABLE) {
565 if(cn->flags & CN_EXPANDED)
566 /* This node is marked as expanded already. children.nvec might be 0,
567 * indicating that expansion is still underway. We should get another
568 * callback when it is expanded. */
569 for(n = 0; n < cn->children.nvec && gets_in_flight < 10; ++n)
570 expand_from(cn->children.vec[n]);
572 /* This node is not expanded yet */
576 /* This is an actual search result */
578 progress_window_progress(spw, nsearchvisible, nsearchresults);
579 if(nsearchvisible == nsearchresults) {
580 if(suppress_redisplay) {
581 suppress_redisplay = 0;
582 redisplay_tree("all search results visible");
584 /* We've got the lot. We make sure the first result is visible. */
585 cn = first_search_result(root);
586 gtk_adjustment_clamp_page(vadjust, cn->ymin, cn->ymax);
591 /** @brief Contract all contingently expanded nodes below @p cn */
592 static void contract_contingent(struct choosenode *cn) {
595 if(cn->flags & CN_CONTINGENT)
598 for(n = 0; n < cn->children.nvec; ++n)
599 contract_contingent(cn->children.vec[n]);
602 /** @brief Contract a node */
603 static void contract_node(struct choosenode *cn) {
604 D(("contract_node %s", cn->path));
605 assert(cn->flags & CN_EXPANDABLE);
606 /* If node is already contracted do nothing. */
607 if(!(cn->flags & CN_EXPANDED)) return;
608 cn->flags &= ~(CN_EXPANDED|CN_CONTINGENT);
609 /* Clear selection below this node */
611 /* Zot children. We never used to do this but the result would be that over
612 * time you'd end up with the entire tree pulled into memory. If the server
613 * is over a slow network it will make interactivity slightly worse; if
614 * anyone complains we can make it an option. */
616 /* We can contract a node immediately. */
617 redisplay_tree("contract_node");
620 /** @brief qsort() callback for ordering choosenodes */
621 static int compare_choosenode(const void *av, const void *bv) {
622 const struct choosenode *const *aa = av, *const *bb = bv;
623 const struct choosenode *a = *aa, *b = *bb;
625 return compare_tracks(a->sort, b->sort,
626 a->display, b->display,
630 /** @brief Called when an expandable node is updated. */
631 static void updated_node(struct choosenode *cn, int redisplay,
633 D(("updated_node %s", cn->path));
634 assert(cn->flags & CN_EXPANDABLE);
635 /* It might be that the node has been de-expanded since we requested the
636 * update. In that case we ignore this notification. */
637 if(!(cn->flags & CN_EXPANDED)) return;
639 qsort(cn->children.vec, cn->children.nvec, sizeof (struct choosenode *),
644 snprintf(whywhy, sizeof whywhy, "updated_node %s", why);
645 redisplay_tree(whywhy);
649 /* Searching --------------------------------------------------------------- */
651 /** @brief Return true if @p track is a search result
653 * In particular the return value is one more than the index of the track
656 static int is_search_result(const char *track) {
659 if(searchhash && (r = hash_find(searchhash, track)))
660 return 1 + *(int *)r;
665 /** @brief Return the first search result at or below @p cn */
666 static struct choosenode *first_search_result(struct choosenode *cn) {
668 struct choosenode *r;
670 if(cn->flags & CN_EXPANDABLE) {
671 for(n = 0; n < cn->children.nvec; ++n)
672 if((r = first_search_result(cn->children.vec[n])))
674 } else if(is_search_result(cn->path))
679 /** @brief Called with a list of search results
681 * This is called from eclient with a (possibly empty) list of search results,
682 * and also from initiate_seatch with an always empty list to indicate that
683 * we're not searching for anything in particular. */
684 static void search_completed(void attribute((unused)) *v,
686 int nvec, char **vec) {
691 popup_protocol_error(0, error);
695 search_in_flight = 0;
696 /* Contract any choosenodes that were only expanded to show search
698 suppress_redisplay = 1;
699 contract_contingent(root);
700 suppress_redisplay = 0;
701 if(search_obsolete) {
702 /* This search has been obsoleted by user input since it started.
703 * Therefore we throw away the result and search again. */
707 /* Stash the search results */
709 nsearchresults = nvec;
711 /* Create a new search hash for fast identification of results */
712 searchhash = hash_new(sizeof(int));
713 for(n = 0; n < nvec; ++n) {
714 int *const ip = xmalloc(sizeof (int *));
715 static const int minus_1 = -1;
717 /* The filename itself lives in the hash */
718 hash_add(searchhash, vec[n], ip, HASH_INSERT_OR_REPLACE);
719 /* So do its ancestor directories */
720 for(s = vec[n] + 1; *s; ++s) {
723 hash_add(searchhash, vec[n], &minus_1, HASH_INSERT_OR_REPLACE);
728 /* We don't yet know that the results are visible */
731 progress_window_progress(spw, 0, 0);
734 if(nsearchresults > 50)
735 spw = progress_window_new("Fetching search results");
736 /* Initiate expansion */
738 /* The search results buttons are usable */
739 gtk_widget_set_sensitive(nextsearch, 1);
740 gtk_widget_set_sensitive(prevsearch, 1);
741 suppress_redisplay = 1; /* avoid lots of redisplays */
743 searchhash = 0; /* for the gc */
744 redisplay_tree("no search results"); /* remove search markers */
745 /* The search results buttons are not usable */
746 gtk_widget_set_sensitive(nextsearch, 0);
747 gtk_widget_set_sensitive(prevsearch, 0);
752 /** @brief Initiate a search
754 * If a search is underway we set @ref search_obsolete and restart the search
755 * in search_completed() above.
757 static void initiate_search(void) {
760 /* Find out what the user is after */
761 terms = xstrdup(gtk_entry_get_text(GTK_ENTRY(searchentry)));
762 /* Strip leading and trailing space */
763 while(*terms == ' ') ++terms;
764 e = terms + strlen(terms);
765 while(e > terms && e[-1] == ' ') --e;
767 /* If a search is already underway then mark it as obsolete. We'll revisit
768 * when it returns. */
769 if(search_in_flight) {
774 /* There's still something left. Initiate the search. */
775 if(disorder_eclient_search(client, search_completed, terms, 0)) {
776 /* The search terms are bad! We treat this as if there were no search
777 * terms at all. Some kind of feedback would be handy. */
778 fprintf(stderr, "bad terms [%s]\n", terms); /* TODO */
779 search_completed(0, 0, 0, 0);
781 search_in_flight = 1;
784 /* No search terms - we want to see all tracks */
785 search_completed(0, 0, 0, 0);
789 /** @brief Called when the cancel search button is clicked */
790 static void clearsearch_clicked(GtkButton attribute((unused)) *button,
791 gpointer attribute((unused)) userdata) {
792 gtk_entry_set_text(GTK_ENTRY(searchentry), "");
795 /** @brief Called when the 'next search result' button is clicked */
796 static void next_clicked(GtkButton attribute((unused)) *button,
797 gpointer attribute((unused)) userdata) {
798 /* We want to find the highest (lowest ymax) track that is below the current
801 const gdouble bottom = gtk_adjustment_get_value(vadjust) + vadjust->page_size;
802 const struct choosenode *candidate = 0;
804 for(n = 0; n < nsearchresults; ++n) {
805 const struct choosenode *const cn = searchnodes[n];
810 || cn->ymax < candidate->ymax))
814 gtk_adjustment_clamp_page(vadjust, candidate->ymin, candidate->ymax);
817 /** @brief Called when the 'previous search result' button is clicked */
818 static void prev_clicked(GtkButton attribute((unused)) *button,
819 gpointer attribute((unused)) userdata) {
820 /* We want to find the lowest (greated ymax) track that is above the current
823 const gdouble top = gtk_adjustment_get_value(vadjust);
824 const struct choosenode *candidate = 0;
826 for(n = 0; n < nsearchresults; ++n) {
827 const struct choosenode *const cn = searchnodes[n];
832 || cn->ymax > candidate->ymax))
836 gtk_adjustment_clamp_page(vadjust, candidate->ymin, candidate->ymax);
839 /* Display functions ------------------------------------------------------- */
841 /** @brief Delete all the widgets in the tree */
842 static void delete_widgets(struct choosenode *cn) {
845 delete_cn_widgets(cn);
846 for(n = 0; n < cn->children.nvec; ++n)
847 delete_widgets(cn->children.vec[n]);
848 cn->flags &= ~(CN_DISPLAYED|CN_SELECTED);
852 /** @brief Update the display */
853 static void redisplay_tree(const char *why) {
854 struct displaydata d;
855 guint oldwidth, oldheight;
857 D(("redisplay_tree %s", why));
858 if(suppress_redisplay) {
859 /*fprintf(stderr, "redisplay_tree %s suppressed\n", why);*/
863 /*fprintf(stderr, "redisplay_tree %s suppressed (gets_in_flight)\n", why);*/
868 /*fprintf(stderr, "redisplay_tree %s *** NOT SUPPRESSED ***\n", why);*/
869 /* We'll count these up empirically each time */
872 /* Correct the layout and find out how much space it uses */
873 MTAG_PUSH("display_tree");
874 searchnodes = nsearchresults ? xcalloc(nsearchresults,
875 sizeof (struct choosenode *)) : 0;
876 d = display_tree(root, 0, 0);
880 /* We must set the total size or scrolling will not work (it wouldn't be hard
881 * for GtkLayout to figure it out for itself but presumably you're supposed
882 * to be able to have widgets off the edge of the layuot.)
884 * There is a problem: if we shrink the size then the part of the screen that
885 * is outside the new size but inside the old one is not updated. I think
886 * this is arguably bug in GTK+ but it's easy to force a redraw if this
887 * region is nonempty.
889 gtk_layout_get_size(GTK_LAYOUT(chooselayout), &oldwidth, &oldheight);
890 if(oldwidth > d.width || oldheight > d.height)
891 gtk_widget_queue_draw(chooselayout);
892 gtk_layout_set_size(GTK_LAYOUT(chooselayout), d.width, d.height);
894 /* Notify the main menu of any recent changes */
902 /** @brief Recursive step for redisplay_tree()
903 * @param cn Node to display
904 * @param x X coordinate for @p cn
905 * @param y Y coordinate for @p cn
907 * Makes sure all displayed widgets from CN down exist and are in their proper
908 * place and return the maximum space used.
910 static struct displaydata display_tree(struct choosenode *cn, int x, int y) {
913 struct displaydata d, cd;
915 const int search_result = is_search_result(cn->path);
917 D(("display_tree %s %d,%d", cn->path, x, y));
919 /* An expandable item contains an arrow and a text label. When you press the
920 * button it flips its expand state.
922 * A non-expandable item has just a text label and no arrow.
926 MTAG_PUSH("make_widgets_1");
927 /* Widgets need to be created */
929 cn->hbox = gtk_hbox_new(FALSE, 1);
930 if(cn->flags & CN_EXPANDABLE) {
932 cn->arrow = gtk_arrow_new(cn->flags & CN_EXPANDED ? GTK_ARROW_DOWN
938 if((pb = find_image("notes.png"))) {
940 cn->marker = gtk_image_new_from_pixbuf(pb);
944 MTAG_PUSH("make_widgets_2");
946 cn->label = gtk_label_new(cn->display);
948 gtk_container_add(GTK_CONTAINER(cn->hbox), cn->arrow);
949 gtk_container_add(GTK_CONTAINER(cn->hbox), cn->label);
951 gtk_container_add(GTK_CONTAINER(cn->hbox), cn->marker);
953 MTAG_PUSH("make_widgets_3");
955 cn->container = gtk_event_box_new();
956 gtk_container_add(GTK_CONTAINER(cn->container), cn->hbox);
957 g_signal_connect(cn->container, "button-release-event",
958 G_CALLBACK(clicked_choosenode), cn);
959 g_signal_connect(cn->container, "button-press-event",
960 G_CALLBACK(clicked_choosenode), cn);
961 g_object_ref(cn->container);
962 /* Show everything by default */
963 gtk_widget_show_all(cn->container);
967 assert(cn->container);
971 gtk_widget_set_style(cn->container, search_style);
972 gtk_widget_set_style(cn->label, search_style);
974 gtk_widget_set_style(cn->container, layout_style);
975 gtk_widget_set_style(cn->label, layout_style);
978 /* Make sure the icon is right */
980 if(cn->flags & CN_EXPANDABLE)
981 gtk_arrow_set(GTK_ARROW(cn->arrow),
982 cn->flags & CN_EXPANDED ? GTK_ARROW_DOWN : GTK_ARROW_RIGHT,
985 /* Make sure the queued marker is right */
986 /* TODO: doesn't always work */
987 (queued(cn->path) ? gtk_widget_show : gtk_widget_hide)(cn->marker);
989 /* Put the widget in the right place */
991 if(cn->flags & CN_DISPLAYED)
992 gtk_layout_move(GTK_LAYOUT(chooselayout), cn->container, x, y);
994 gtk_layout_put(GTK_LAYOUT(chooselayout), cn->container, x, y);
995 cn->flags |= CN_DISPLAYED;
996 /* Now chooselayout has a ref to the container */
997 g_object_unref(cn->container);
1000 /* Set the widget's selection status */
1002 if(!(cn->flags & CN_EXPANDABLE))
1003 display_selection(cn);
1005 /* Find the size used so we can get vertical positioning right. */
1006 gtk_widget_size_request(cn->container, &req);
1007 d.width = x + req.width;
1008 d.height = y + req.height;
1010 cn->ymax = d.height;
1011 if(cn->flags & CN_EXPANDED) {
1012 /* We'll offset children by the size of the arrow whatever it might be. */
1014 gtk_widget_size_request(cn->arrow, &req);
1016 for(n = 0; n < cn->children.nvec; ++n) {
1017 cd = display_tree(cn->children.vec[n], x + aw, d.height);
1018 if(cd.width > d.width)
1020 d.height = cd.height;
1024 for(n = 0; n < cn->children.nvec; ++n)
1025 undisplay_tree(cn->children.vec[n]);
1028 if(!(cn->flags & CN_EXPANDABLE)) {
1030 if(cn->flags & CN_SELECTED)
1033 /* update the search results array */
1035 searchnodes[search_result - 1] = cn;
1036 /* report back how much space we used */
1037 D(("display_tree %s %d,%d total size %dx%d", cn->path, x, y,
1038 d.width, d.height));
1042 /** @brief Remove widgets for newly hidden nodes */
1043 static void undisplay_tree(struct choosenode *cn) {
1046 D(("undisplay_tree %s", cn->path));
1047 /* Remove this widget from the display */
1048 if(cn->flags & CN_DISPLAYED) {
1049 gtk_container_remove(GTK_CONTAINER(chooselayout), cn->container);
1050 cn->flags ^= CN_DISPLAYED;
1052 /* Remove children too */
1053 for(n = 0; n < cn->children.nvec; ++n)
1054 undisplay_tree(cn->children.vec[n]);
1057 /* Selection --------------------------------------------------------------- */
1059 /** @brief Mark the widget @p cn according to its selection state */
1060 static void display_selection(struct choosenode *cn) {
1061 /* Need foreground and background colors */
1062 gtk_widget_set_state(cn->label, (cn->flags & CN_SELECTED
1063 ? GTK_STATE_SELECTED : GTK_STATE_NORMAL));
1064 gtk_widget_set_state(cn->container, (cn->flags & CN_SELECTED
1065 ? GTK_STATE_SELECTED : GTK_STATE_NORMAL));
1068 /** @brief Set the selection state of a widget
1070 * Directories can never be selected, we just ignore attempts to do so. */
1071 static void set_selection(struct choosenode *cn, int selected) {
1072 unsigned f = selected ? CN_SELECTED : 0;
1074 D(("set_selection %d %s", selected, cn->path));
1075 if(!(cn->flags & CN_EXPANDABLE) && (cn->flags & CN_SELECTED) != f) {
1076 cn->flags ^= CN_SELECTED;
1077 /* Maintain selection count */
1082 display_selection(cn);
1083 /* Update main menu sensitivity */
1088 /** @brief Recursively clear all selection bits from CN down */
1089 static void clear_selection(struct choosenode *cn) {
1092 set_selection(cn, 0);
1093 for(n = 0; n < cn->children.nvec; ++n)
1094 clear_selection(cn->children.vec[n]);
1097 /* User actions ------------------------------------------------------------ */
1099 /** @brief Called when disorder_eclient_play completes */
1100 void play_completed(void attribute((unused)) *v,
1101 const char *error) {
1103 popup_protocol_error(0, error);
1106 /** @brief Clicked on something
1108 * This implements playing, all the modifiers for selection, etc.
1110 static void clicked_choosenode(GtkWidget attribute((unused)) *widget,
1111 GdkEventButton *event,
1112 gpointer user_data) {
1113 struct choosenode *cn = user_data;
1114 int ind, last_ind, n;
1116 D(("clicked_choosenode %s", cn->path));
1117 if(event->type == GDK_BUTTON_RELEASE
1118 && event->button == 1) {
1120 if(cn->flags & CN_EXPANDABLE) {
1121 /* This is a directory. Flip its expansion status. */
1122 if(cn->flags & CN_EXPANDED)
1125 expand_node(cn, 0/*!contingent*/);
1128 /* This is a file. Adjust selection status */
1129 /* TODO the basic logic here is essentially the same as that in queue.c.
1130 * Can we share code at all? */
1131 switch(event->state & (GDK_SHIFT_MASK|GDK_CONTROL_MASK)) {
1133 clear_selection(root);
1134 set_selection(cn, 1);
1137 case GDK_CONTROL_MASK:
1138 set_selection(cn, !(cn->flags & CN_SELECTED));
1141 case GDK_SHIFT_MASK:
1142 case GDK_SHIFT_MASK|GDK_CONTROL_MASK:
1143 if(last_click && last_click->parent == cn->parent) {
1144 /* Figure out where the current and last clicks are in the list */
1145 ind = last_ind = -1;
1146 for(n = 0; n < cn->parent->children.nvec; ++n) {
1147 if(cn->parent->children.vec[n] == cn)
1149 if(cn->parent->children.vec[n] == last_click)
1152 /* Test shouldn't ever fail, but still */
1153 if(ind >= 0 && last_ind >= 0) {
1154 if(!(event->state & GDK_CONTROL_MASK)) {
1155 for(n = 0; n < cn->parent->children.nvec; ++n)
1156 set_selection(cn->parent->children.vec[n], 0);
1159 for(n = last_ind; n <= ind; ++n)
1160 set_selection(cn->parent->children.vec[n], 1);
1162 for(n = ind; n <= last_ind; ++n)
1163 set_selection(cn->parent->children.vec[n], 1);
1164 if(event->state & GDK_CONTROL_MASK)
1168 /* TODO trying to select a range that doesn't share a single parent
1169 * currently does not work, but it ought to. */
1173 } else if(event->type == GDK_BUTTON_RELEASE
1174 && event->button == 2) {
1175 /* Middle click - play the pointed track */
1176 if(!(cn->flags & CN_EXPANDABLE)) {
1177 clear_selection(root);
1178 set_selection(cn, 1);
1179 gtk_label_set_text(GTK_LABEL(report_label), "adding track to queue");
1180 disorder_eclient_play(client, cn->path, play_completed, 0);
1183 } else if(event->type == GDK_BUTTON_PRESS
1184 && event->button == 3) {
1185 struct choose_menuitem *const menuitems =
1186 (cn->flags & CN_EXPANDABLE ? dir_menuitems : track_menuitems);
1187 GtkWidget *const menu =
1188 (cn->flags & CN_EXPANDABLE ? dir_menu : track_menu);
1189 /* Right click. Pop up a menu. */
1190 /* If the current file isn't selected, switch the selection to just that.
1191 * (If we're looking at a directory then leave the selection alone.) */
1192 if(!(cn->flags & CN_EXPANDABLE) && !(cn->flags & CN_SELECTED)) {
1193 clear_selection(root);
1194 set_selection(cn, 1);
1197 /* Set the item sensitivity and callbacks */
1198 for(n = 0; menuitems[n].name; ++n) {
1199 if(menuitems[n].handlerid)
1200 g_signal_handler_disconnect(menuitems[n].w,
1201 menuitems[n].handlerid);
1202 gtk_widget_set_sensitive(menuitems[n].w,
1203 menuitems[n].sensitive(cn));
1204 menuitems[n].handlerid = g_signal_connect
1205 (menuitems[n].w, "activate", G_CALLBACK(menuitems[n].activate), cn);
1207 set_tool_colors(menu);
1208 /* Pop up the menu */
1209 gtk_widget_show_all(menu);
1210 gtk_menu_popup(GTK_MENU(menu), 0, 0, 0, 0,
1211 event->button, event->time);
1215 /** @brief Called BY GTK+ to tell us the search entry box has changed */
1216 static void searchentry_changed(GtkEditable attribute((unused)) *editable,
1217 gpointer attribute((unused)) user_data) {
1221 /* Track menu items -------------------------------------------------------- */
1223 /** @brief Recursive step for gather_selected() */
1224 static void recurse_selected(struct choosenode *cn, struct vector *v) {
1227 if(cn->flags & CN_EXPANDABLE) {
1228 if(cn->flags & CN_EXPANDED)
1229 for(n = 0; n < cn->children.nvec; ++n)
1230 recurse_selected(cn->children.vec[n], v);
1232 if((cn->flags & CN_SELECTED) && cn->path)
1233 vector_append(v, (char *)cn->path);
1237 /*** @brief Get a list of all the selected tracks */
1238 static const char **gather_selected(int *ntracks) {
1242 recurse_selected(root, &v);
1243 vector_terminate(&v);
1244 if(ntracks) *ntracks = v.nvec;
1245 return (const char **)v.vec;
1248 /** @brief Called when the track menu's play option is activated */
1249 static void activate_track_play(GtkMenuItem attribute((unused)) *menuitem,
1250 gpointer attribute((unused)) user_data) {
1251 const char **tracks = gather_selected(0);
1254 gtk_label_set_text(GTK_LABEL(report_label), "adding track to queue");
1255 for(n = 0; tracks[n]; ++n)
1256 disorder_eclient_play(client, tracks[n], play_completed, 0);
1259 /** @brief Called when the menu's properties option is activated */
1260 static void activate_track_properties(GtkMenuItem attribute((unused)) *menuitem,
1261 gpointer attribute((unused)) user_data) {
1263 const char **tracks = gather_selected(&ntracks);
1265 properties(ntracks, tracks);
1268 /** @brief Determine whether the menu's play option should be sensitive */
1269 static gboolean sensitive_track_play(struct choosenode attribute((unused)) *cn) {
1270 return (!!files_selected
1271 && (disorder_eclient_state(client) & DISORDER_CONNECTED));
1274 /** @brief Determine whether the menu's properties option should be sensitive */
1275 static gboolean sensitive_track_properties(struct choosenode attribute((unused)) *cn) {
1276 return !!files_selected && (disorder_eclient_state(client) & DISORDER_CONNECTED);
1279 /* Directory menu items ---------------------------------------------------- */
1281 /** @brief Return the file children of @p cn
1283 * The list is terminated by a null pointer.
1285 static const char **dir_files(struct choosenode *cn, int *nfiles) {
1286 const char **files = xcalloc(cn->children.nvec + 1, sizeof (char *));
1289 for(n = m = 0; n < cn->children.nvec; ++n)
1290 if(!(cn->children.vec[n]->flags & CN_EXPANDABLE))
1291 files[m++] = cn->children.vec[n]->path;
1293 if(nfiles) *nfiles = m;
1297 static void play_dir(struct choosenode *cn,
1298 void attribute((unused)) *wfu) {
1300 const char **tracks = dir_files(cn, &ntracks);
1302 gtk_label_set_text(GTK_LABEL(report_label), "adding track to queue");
1303 for(n = 0; n < ntracks; ++n)
1304 disorder_eclient_play(client, tracks[n], play_completed, 0);
1307 static void properties_dir(struct choosenode *cn,
1308 void attribute((unused)) *wfu) {
1310 const char **tracks = dir_files(cn, &ntracks);
1312 properties(ntracks, tracks);
1315 static void select_dir(struct choosenode *cn,
1316 void attribute((unused)) *wfu) {
1319 clear_selection(root);
1320 for(n = 0; n < cn->children.nvec; ++n)
1321 set_selection(cn->children.vec[n], 1);
1324 /** @brief Ensure @p cn is expanded and then call @p callback */
1325 static void call_with_dir(struct choosenode *cn,
1326 when_filled_callback *whenfilled,
1328 if(!(cn->flags & CN_EXPANDABLE))
1329 return; /* something went wrong */
1330 if(cn->flags & CN_EXPANDED)
1331 /* @p cn is already open */
1332 whenfilled(cn, wfu);
1334 /* @p cn is not open, arrange for the callback to go off when it is
1336 cn->whenfilled = whenfilled;
1338 expand_node(cn, 0/*not contingnet upon search*/);
1342 /** @brief Called when the directory menu's play option is activated */
1343 static void activate_dir_play(GtkMenuItem attribute((unused)) *menuitem,
1344 gpointer user_data) {
1345 struct choosenode *const cn = (struct choosenode *)user_data;
1347 call_with_dir(cn, play_dir, 0);
1350 /** @brief Called when the directory menu's properties option is activated */
1351 static void activate_dir_properties(GtkMenuItem attribute((unused)) *menuitem,
1352 gpointer user_data) {
1353 struct choosenode *const cn = (struct choosenode *)user_data;
1355 call_with_dir(cn, properties_dir, 0);
1358 /** @brief Called when the directory menu's select option is activated */
1359 static void activate_dir_select(GtkMenuItem attribute((unused)) *menuitem,
1360 gpointer user_data) {
1361 struct choosenode *const cn = (struct choosenode *)user_data;
1363 call_with_dir(cn, select_dir, 0);
1366 /** @brief Determine whether the directory menu's play option should be sensitive */
1367 static gboolean sensitive_dir_play(struct choosenode attribute((unused)) *cn) {
1368 return !!(disorder_eclient_state(client) & DISORDER_CONNECTED);
1371 /** @brief Determine whether the directory menu's properties option should be sensitive */
1372 static gboolean sensitive_dir_properties(struct choosenode attribute((unused)) *cn) {
1373 return !!(disorder_eclient_state(client) & DISORDER_CONNECTED);
1376 /** @brief Determine whether the directory menu's select option should be sensitive */
1377 static gboolean sensitive_dir_select(struct choosenode attribute((unused)) *cn) {
1383 /* Main menu plumbing ------------------------------------------------------ */
1385 /** @brief Determine whether the edit menu's properties option should be sensitive */
1386 static int choose_properties_sensitive(GtkWidget attribute((unused)) *w) {
1387 return !!files_selected && (disorder_eclient_state(client) & DISORDER_CONNECTED);
1390 /** @brief Determine whether the edit menu's select all option should be sensitive
1392 * TODO not implemented, see also choose_selectall_activate()
1394 static int choose_selectall_sensitive(GtkWidget attribute((unused)) *w) {
1398 /** @brief Determine whether the edit menu's select none option should be sensitive
1400 * TODO not implemented, see also choose_selectnone_activate()
1402 static int choose_selectnone_sensitive(GtkWidget attribute((unused)) *w) {
1406 /** @brief Called when the edit menu's properties option is activated */
1407 static void choose_properties_activate(GtkWidget attribute((unused)) *w) {
1408 activate_track_properties(0, 0);
1411 /** @brief Called when the edit menu's select all option is activated
1413 * TODO not implemented, see choose_selectall_sensitive() */
1414 static void choose_selectall_activate(GtkWidget attribute((unused)) *w) {
1417 /** @brief Called when the edit menu's select none option is activated
1419 * TODO not implemented, see choose_selectnone_sensitive() */
1420 static void choose_selectnone_activate(GtkWidget attribute((unused)) *w) {
1423 /** @brief Main menu callbacks for Choose screen */
1424 static const struct tabtype tabtype_choose = {
1425 choose_properties_sensitive,
1426 choose_selectall_sensitive,
1427 choose_selectnone_sensitive,
1428 choose_properties_activate,
1429 choose_selectall_activate,
1430 choose_selectnone_activate,
1433 /* Public entry points ----------------------------------------------------- */
1435 /** @brief Called to entirely reset the choose screen */
1436 static void choose_reset(void) {
1438 undisplay_tree(root);
1439 root = newnode(0/*parent*/, "<root>", "All files", "",
1440 CN_EXPANDABLE, fill_root_node);
1441 expand_node(root, 0); /* will call redisplay_tree */
1444 /** @brief Create a track choice widget */
1445 GtkWidget *choose_widget(void) {
1447 GtkWidget *scrolled;
1448 GtkWidget *vbox, *hbox, *clearsearch;
1451 * +--vbox-------------------------------------------------------+
1452 * | +-hbox----------------------------------------------------+ |
1453 * | | searchentry | clearsearch | |
1454 * | +---------------------------------------------------------+ |
1455 * | +-scrolled------------------------------------------------+ |
1456 * | | +-chooselayout------------------------------------++--+ | |
1457 * | | | Tree structure is manually layed out in here ||^^| | |
1462 * | | +-------------------------------------------------++--+ | |
1463 * | | +-------------------------------------------------+ | |
1465 * | | +-------------------------------------------------+ | |
1466 * | +---------------------------------------------------------+ |
1467 * +-------------------------------------------------------------+
1470 /* Text entry box for search terms */
1472 searchentry = gtk_entry_new();
1473 gtk_widget_set_style(searchentry, tool_style);
1474 g_signal_connect(searchentry, "changed", G_CALLBACK(searchentry_changed), 0);
1475 gtk_tooltips_set_tip(tips, searchentry, "Enter search terms here; search is automatic", "");
1477 /* Cancel button to clear the search */
1479 clearsearch = gtk_button_new_from_stock(GTK_STOCK_CANCEL);
1480 gtk_widget_set_style(clearsearch, tool_style);
1481 g_signal_connect(G_OBJECT(clearsearch), "clicked",
1482 G_CALLBACK(clearsearch_clicked), 0);
1483 gtk_tooltips_set_tip(tips, clearsearch, "Clear search terms", "");
1485 /* Up and down buttons to find previous/next results; initially they are not
1486 * usable as there are no search results. */
1487 prevsearch = iconbutton("up.png", "Previous search result");
1488 g_signal_connect(G_OBJECT(prevsearch), "clicked",
1489 G_CALLBACK(prev_clicked), 0);
1490 gtk_widget_set_style(prevsearch, tool_style);
1491 gtk_widget_set_sensitive(prevsearch, 0);
1492 nextsearch = iconbutton("down.png", "Next search result");
1493 g_signal_connect(G_OBJECT(nextsearch), "clicked",
1494 G_CALLBACK(next_clicked), 0);
1495 gtk_widget_set_style(nextsearch, tool_style);
1496 gtk_widget_set_sensitive(nextsearch, 0);
1498 /* hbox packs the search tools button together on a line */
1500 hbox = gtk_hbox_new(FALSE/*homogeneous*/, 1/*spacing*/);
1501 gtk_box_pack_start(GTK_BOX(hbox), searchentry,
1502 TRUE/*expand*/, TRUE/*fill*/, 0/*padding*/);
1503 gtk_box_pack_start(GTK_BOX(hbox), prevsearch,
1504 FALSE/*expand*/, FALSE/*fill*/, 0/*padding*/);
1505 gtk_box_pack_start(GTK_BOX(hbox), nextsearch,
1506 FALSE/*expand*/, FALSE/*fill*/, 0/*padding*/);
1507 gtk_box_pack_start(GTK_BOX(hbox), clearsearch,
1508 FALSE/*expand*/, FALSE/*fill*/, 0/*padding*/);
1510 /* chooselayout contains the currently visible subset of the track
1513 chooselayout = gtk_layout_new(0, 0);
1514 gtk_widget_set_style(chooselayout, layout_style);
1516 register_reset(choose_reset);
1517 /* Create the popup menus */
1519 track_menu = gtk_menu_new();
1520 g_signal_connect(track_menu, "destroy", G_CALLBACK(gtk_widget_destroyed),
1522 for(n = 0; track_menuitems[n].name; ++n) {
1524 track_menuitems[n].w =
1525 gtk_menu_item_new_with_label(track_menuitems[n].name);
1526 gtk_menu_attach(GTK_MENU(track_menu), track_menuitems[n].w,
1530 dir_menu = gtk_menu_new();
1531 g_signal_connect(dir_menu, "destroy", G_CALLBACK(gtk_widget_destroyed),
1533 for(n = 0; dir_menuitems[n].name; ++n) {
1535 dir_menuitems[n].w =
1536 gtk_menu_item_new_with_label(dir_menuitems[n].name);
1537 gtk_menu_attach(GTK_MENU(dir_menu), dir_menuitems[n].w,
1540 /* The layout is scrollable */
1541 scrolled = scroll_widget(chooselayout);
1542 vadjust = gtk_layout_get_vadjustment(GTK_LAYOUT(chooselayout));
1544 /* The scrollable layout and the search hbox go together in a vbox */
1546 vbox = gtk_vbox_new(FALSE/*homogenous*/, 1/*spacing*/);
1547 gtk_box_pack_start(GTK_BOX(vbox), hbox,
1548 FALSE/*expand*/, FALSE/*fill*/, 0/*padding*/);
1549 gtk_box_pack_end(GTK_BOX(vbox), scrolled,
1550 TRUE/*expand*/, TRUE/*fill*/, 0/*padding*/);
1552 g_object_set_data(G_OBJECT(vbox), "type", (void *)&tabtype_choose);
1556 /** @brief Called when something we care about here might have changed */
1557 void choose_update(void) {
1558 redisplay_tree("choose_update");
1566 indent-tabs-mode:nil