2 /* this creates the UI for the dive list -
3 * controlled through the following interfaces:
5 * void flush_divelist(struct dive *dive)
6 * GtkWidget dive_list_create(void)
7 * void dive_list_update_dives(void)
8 * void update_dive_list_units(void)
9 * void set_divelist_font(const char *font)
10 * void mark_divelist_changed(int changed)
11 * int unsaved_changes()
22 #include "display-gtk.h"
26 GtkWidget *container_widget;
28 GtkTreeViewColumn *nr, *date, *stars, *depth, *duration, *location;
29 GtkTreeViewColumn *temperature, *cylinder, *totalweight, *nitrox, *sac, *otu;
33 static struct DiveList dive_list;
36 * The dive list has the dive data in both string format (for showing)
37 * and in "raw" format (for sorting purposes)
41 DIVE_NR, /* int: dive->nr */
42 DIVE_DATE, /* time_t: dive->when */
43 DIVE_RATING, /* int: 0-5 stars */
44 DIVE_DEPTH, /* int: dive->maxdepth in mm */
45 DIVE_DURATION, /* int: in seconds */
46 DIVE_TEMPERATURE, /* int: in mkelvin */
47 DIVE_TOTALWEIGHT, /* int: in grams */
49 DIVE_NITROX, /* int: dummy */
50 DIVE_SAC, /* int: in ml/min */
51 DIVE_OTU, /* int: in OTUs */
52 DIVE_LOCATION, /* "2nd Cathedral, Lanai" */
56 static GList *selected_dives;
58 static void selection_cb(GtkTreeSelection *selection, GtkTreeModel *model)
64 int nr_selected = gtk_tree_selection_count_selected_rows(selection);
67 g_list_foreach (selected_dives, (GFunc) gtk_tree_path_free, NULL);
68 g_list_free (selected_dives);
70 selected_dives = gtk_tree_selection_get_selected_rows(selection, NULL);
72 switch (nr_selected) {
73 case 0: /* keep showing the last selected dive */
76 /* just pick that dive as selected */
78 path = g_list_nth_data(selected_dives, 0);
79 if (gtk_tree_model_get_iter(model, &iter, path)) {
80 gtk_tree_model_get_value(model, &iter, DIVE_INDEX, &value);
81 selected_dive = g_value_get_int(&value);
85 default: /* multiple selections - what now? At this point I
86 * don't want to change the selected dive unless
87 * there is exactly one dive selected; not sure this
88 * is the most intuitive solution.
89 * I do however want to keep around which dives have
91 amount_selected = g_list_length(selected_dives);
92 process_selected_dives(selected_dives, model);
98 const char *star_strings[] = {
107 static void star_data_func(GtkTreeViewColumn *col,
108 GtkCellRenderer *renderer,
116 gtk_tree_model_get(model, iter, DIVE_RATING, &nr_stars, -1);
117 if (nr_stars < 0 || nr_stars > 5)
119 snprintf(buffer, sizeof(buffer), "%s", star_strings[nr_stars]);
120 g_object_set(renderer, "text", buffer, NULL);
123 static void date_data_func(GtkTreeViewColumn *col,
124 GtkCellRenderer *renderer,
134 gtk_tree_model_get(model, iter, DIVE_DATE, &val, -1);
140 snprintf(buffer, sizeof(buffer),
141 "%s, %s %d, %d %02d:%02d",
142 weekday(tm->tm_wday),
143 monthname(tm->tm_mon),
144 tm->tm_mday, tm->tm_year + 1900,
145 tm->tm_hour, tm->tm_min);
146 g_object_set(renderer, "text", buffer, NULL);
149 static void depth_data_func(GtkTreeViewColumn *col,
150 GtkCellRenderer *renderer,
155 int depth, integer, frac, len;
158 gtk_tree_model_get(model, iter, DIVE_DEPTH, &depth, -1);
160 switch (output_units.length) {
162 /* To tenths of meters */
163 depth = (depth + 49) / 100;
164 integer = depth / 10;
173 integer = mm_to_feet(depth) + 0.5;
179 len = snprintf(buffer, sizeof(buffer), "%d", integer);
181 len += snprintf(buffer+len, sizeof(buffer)-len, ".%d", frac);
183 g_object_set(renderer, "text", buffer, NULL);
186 static void duration_data_func(GtkTreeViewColumn *col,
187 GtkCellRenderer *renderer,
195 gtk_tree_model_get(model, iter, DIVE_DURATION, &sec, -1);
196 snprintf(buffer, sizeof(buffer), "%d:%02d", sec / 60, sec % 60);
198 g_object_set(renderer, "text", buffer, NULL);
201 static void temperature_data_func(GtkTreeViewColumn *col,
202 GtkCellRenderer *renderer,
210 gtk_tree_model_get(model, iter, DIVE_TEMPERATURE, &value, -1);
215 switch (output_units.temperature) {
217 deg = mkelvin_to_C(value);
220 deg = mkelvin_to_F(value);
225 snprintf(buffer, sizeof(buffer), "%.1f", deg);
228 g_object_set(renderer, "text", buffer, NULL);
232 * Get "maximal" dive gas for a dive.
234 * - Trimix trumps nitrox (highest He wins, O2 breaks ties)
235 * - Nitrox trumps air (even if hypoxic)
236 * These are the same rules as the inter-dive sorting rules.
238 static void get_dive_gas(struct dive *dive, int *o2_p, int *he_p, int *o2low_p)
241 int maxo2 = -1, maxhe = -1, mino2 = 1000;
243 for (i = 0; i < MAX_CYLINDERS; i++) {
244 cylinder_t *cyl = dive->cylinder + i;
245 struct gasmix *mix = &cyl->gasmix;
246 int o2 = mix->o2.permille;
247 int he = mix->he.permille;
249 if (cylinder_none(cyl))
265 /* All air? Show/sort as "air"/zero */
266 if (!maxhe && maxo2 == AIR_PERMILLE && mino2 == maxo2)
273 static int total_weight(struct dive *dive)
275 int i, total_grams = 0;
278 for (i=0; i< MAX_WEIGHTSYSTEMS; i++)
279 total_grams += dive->weightsystem[i].weight.grams;
283 static void weight_data_func(GtkTreeViewColumn *col,
284 GtkCellRenderer *renderer,
294 gtk_tree_model_get(model, iter, DIVE_INDEX, &indx, -1);
295 dive = get_dive(indx);
296 value = get_weight_units(total_weight(dive), &decimals, NULL);
297 snprintf(buffer, sizeof(buffer), "%.*f", decimals, value);
299 g_object_set(renderer, "text", buffer, NULL);
302 static gint nitrox_sort_func(GtkTreeModel *model,
307 int index_a, index_b;
311 int a_o2low, b_o2low;
313 gtk_tree_model_get(model, iter_a, DIVE_INDEX, &index_a, -1);
314 gtk_tree_model_get(model, iter_b, DIVE_INDEX, &index_b, -1);
315 a = get_dive(index_a);
316 b = get_dive(index_b);
317 get_dive_gas(a, &a_o2, &a_he, &a_o2low);
318 get_dive_gas(b, &b_o2, &b_he, &b_o2low);
320 /* Sort by Helium first, O2 second */
323 return a_o2low - b_o2low;
329 #define UTF8_ELLIPSIS "\xE2\x80\xA6"
331 static void nitrox_data_func(GtkTreeViewColumn *col,
332 GtkCellRenderer *renderer,
337 int index, o2, he, o2low;
341 gtk_tree_model_get(model, iter, DIVE_INDEX, &index, -1);
342 dive = get_dive(index);
343 get_dive_gas(dive, &o2, &he, &o2low);
346 o2low = (o2low + 5) / 10;
349 snprintf(buffer, sizeof(buffer), "%d/%d", o2, he);
352 snprintf(buffer, sizeof(buffer), "%d", o2);
354 snprintf(buffer, sizeof(buffer), "%d" UTF8_ELLIPSIS "%d", o2low, o2);
356 strcpy(buffer, "air");
358 g_object_set(renderer, "text", buffer, NULL);
361 /* Render the SAC data (integer value of "ml / min") */
362 static void sac_data_func(GtkTreeViewColumn *col,
363 GtkCellRenderer *renderer,
373 gtk_tree_model_get(model, iter, DIVE_SAC, &value, -1);
376 g_object_set(renderer, "text", "", NULL);
380 sac = value / 1000.0;
381 switch (output_units.volume) {
387 sac = ml_to_cuft(sac * 1000);
390 snprintf(buffer, sizeof(buffer), fmt, sac);
392 g_object_set(renderer, "text", buffer, NULL);
395 /* Render the OTU data (integer value of "OTU") */
396 static void otu_data_func(GtkTreeViewColumn *col,
397 GtkCellRenderer *renderer,
405 gtk_tree_model_get(model, iter, DIVE_OTU, &value, -1);
408 g_object_set(renderer, "text", "", NULL);
412 snprintf(buffer, sizeof(buffer), "%d", value);
414 g_object_set(renderer, "text", buffer, NULL);
417 /* calculate OTU for a dive */
418 static int calculate_otu(struct dive *dive)
423 for (i = 1; i < dive->samples; i++) {
426 struct sample *sample = dive->sample + i;
427 struct sample *psample = sample - 1;
428 t = sample->time.seconds - psample->time.seconds;
429 int o2 = dive->cylinder[sample->cylinderindex].gasmix.o2.permille;
432 po2 = o2 / 1000.0 * (sample->depth.mm + 10000) / 10000.0;
434 otu += pow(po2 - 0.5, 0.83) * t / 30.0;
439 * Return air usage (in liters).
441 static double calculate_airuse(struct dive *dive)
446 for (i = 0; i < MAX_CYLINDERS; i++) {
447 pressure_t start, end;
448 cylinder_t *cyl = dive->cylinder + i;
449 int size = cyl->type.size.mliter;
455 start = cyl->start.mbar ? cyl->start : cyl->sample_start;
456 end = cyl->end.mbar ? cyl->end : cyl->sample_end;
457 kilo_atm = (to_ATM(start) - to_ATM(end)) / 1000.0;
459 /* Liters of air at 1 atm == milliliters at 1k atm*/
460 airuse += kilo_atm * size;
465 static int calculate_sac(struct dive *dive)
467 double airuse, pressure, sac;
470 airuse = calculate_airuse(dive);
473 if (!dive->duration.seconds)
476 /* find and eliminate long surface intervals */
477 duration = dive->duration.seconds;
478 for (i = 0; i < dive->samples; i++) {
479 if (dive->sample[i].depth.mm < 100) { /* less than 10cm */
481 while (end < dive->samples && dive->sample[end].depth.mm < 100)
483 /* we only want the actual surface time during a dive */
484 if (end < dive->samples) {
486 duration -= dive->sample[end].time.seconds -
487 dive->sample[i].time.seconds;
492 /* Mean pressure in atm: 1 atm per 10m */
493 pressure = 1 + (dive->meandepth.mm / 10000.0);
494 sac = airuse / pressure * 60 / duration;
496 /* milliliters per minute.. */
500 void update_cylinder_related_info(struct dive *dive)
503 dive->sac = calculate_sac(dive);
504 dive->otu = calculate_otu(dive);
508 static void get_string(char **str, const char *s)
524 static void get_location(struct dive *dive, char **str)
526 get_string(str, dive->location);
529 static void get_cylinder(struct dive *dive, char **str)
531 get_string(str, dive->cylinder[0].type.description);
535 * Set up anything that could have changed due to editing
536 * of dive information
538 static void fill_one_dive(struct dive *dive,
542 char *location, *cylinder;
544 get_cylinder(dive, &cylinder);
545 get_location(dive, &location);
547 gtk_list_store_set(GTK_LIST_STORE(model), iter,
548 DIVE_NR, dive->number,
549 DIVE_LOCATION, location,
550 DIVE_CYLINDER, cylinder,
551 DIVE_RATING, dive->rating,
554 DIVE_TOTALWEIGHT, total_weight(dive),
558 static gboolean set_one_dive(GtkTreeModel *model,
563 GValue value = {0, };
566 /* Get the dive number */
567 gtk_tree_model_get_value(model, iter, DIVE_INDEX, &value);
568 dive = get_dive(g_value_get_int(&value));
571 if (data && dive != data)
574 fill_one_dive(dive, model, iter);
578 void flush_divelist(struct dive *dive)
580 GtkTreeModel *model = GTK_TREE_MODEL(dive_list.model);
582 gtk_tree_model_foreach(model, set_one_dive, dive);
585 void set_divelist_font(const char *font)
587 PangoFontDescription *font_desc = pango_font_description_from_string(font);
588 gtk_widget_modify_font(dive_list.tree_view, font_desc);
589 pango_font_description_free(font_desc);
592 void update_dive_list_units(void)
595 GtkTreeModel *model = GTK_TREE_MODEL(dive_list.model);
597 (void) get_depth_units(0, NULL, &unit);
598 gtk_tree_view_column_set_title(dive_list.depth, unit);
600 (void) get_temp_units(0, &unit);
601 gtk_tree_view_column_set_title(dive_list.temperature, unit);
603 (void) get_weight_units(0, NULL, &unit);
604 gtk_tree_view_column_set_title(dive_list.totalweight, unit);
606 gtk_tree_model_foreach(model, set_one_dive, NULL);
609 void update_dive_list_col_visibility(void)
611 gtk_tree_view_column_set_visible(dive_list.cylinder, visible_cols.cylinder);
612 gtk_tree_view_column_set_visible(dive_list.temperature, visible_cols.temperature);
613 gtk_tree_view_column_set_visible(dive_list.totalweight, visible_cols.totalweight);
614 gtk_tree_view_column_set_visible(dive_list.nitrox, visible_cols.nitrox);
615 gtk_tree_view_column_set_visible(dive_list.sac, visible_cols.sac);
616 gtk_tree_view_column_set_visible(dive_list.otu, visible_cols.otu);
620 static void fill_dive_list(void)
626 store = GTK_LIST_STORE(dive_list.model);
630 struct dive *dive = dive_table.dives[i];
632 update_cylinder_related_info(dive);
633 gtk_list_store_append(store, &iter);
634 gtk_list_store_set(store, &iter,
636 DIVE_NR, dive->number,
637 DIVE_DATE, dive->when,
638 DIVE_DEPTH, dive->maxdepth,
639 DIVE_DURATION, dive->duration.seconds,
640 DIVE_LOCATION, "location",
641 DIVE_TEMPERATURE, dive->watertemp.mkelvin,
647 update_dive_list_units();
648 if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(dive_list.model), &iter)) {
649 GtkTreeSelection *selection;
650 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(dive_list.tree_view));
651 gtk_tree_selection_select_iter(selection, &iter);
655 void dive_list_update_dives(void)
657 gtk_list_store_clear(GTK_LIST_STORE(dive_list.model));
662 static struct divelist_column {
669 [DIVE_NR] = { "#", NULL, NULL, ALIGN_RIGHT | UNSORTABLE },
670 [DIVE_DATE] = { "Date", date_data_func, NULL, ALIGN_LEFT },
671 [DIVE_RATING] = { UTF8_BLACKSTAR, star_data_func, NULL, ALIGN_LEFT },
672 [DIVE_DEPTH] = { "ft", depth_data_func, NULL, ALIGN_RIGHT },
673 [DIVE_DURATION] = { "min", duration_data_func, NULL, ALIGN_RIGHT },
674 [DIVE_TEMPERATURE] = { UTF8_DEGREE "F", temperature_data_func, NULL, ALIGN_RIGHT, &visible_cols.temperature },
675 [DIVE_TOTALWEIGHT] = { "lbs", weight_data_func, NULL, ALIGN_RIGHT, &visible_cols.totalweight },
676 [DIVE_CYLINDER] = { "Cyl", NULL, NULL, 0, &visible_cols.cylinder },
677 [DIVE_NITROX] = { "O" UTF8_SUBSCRIPT_2 "%", nitrox_data_func, nitrox_sort_func, 0, &visible_cols.nitrox },
678 [DIVE_SAC] = { "SAC", sac_data_func, NULL, 0, &visible_cols.sac },
679 [DIVE_OTU] = { "OTU", otu_data_func, NULL, 0, &visible_cols.otu },
680 [DIVE_LOCATION] = { "Location", NULL, NULL, ALIGN_LEFT },
684 static GtkTreeViewColumn *divelist_column(struct DiveList *dl, struct divelist_column *col)
686 int index = col - &dl_column[0];
687 const char *title = col->header;
688 data_func_t data_func = col->data;
689 sort_func_t sort_func = col->sort;
690 unsigned int flags = col->flags;
691 int *visible = col->visible;
692 GtkWidget *tree_view = dl->tree_view;
693 GtkListStore *model = dl->model;
694 GtkTreeViewColumn *ret;
696 if (visible && !*visible)
698 ret = tree_view_column(tree_view, index, title, data_func, flags);
700 gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(model), index, sort_func, NULL, NULL);
705 * This is some crazy crap. The only way to get default focus seems
706 * to be to grab focus as the widget is being shown the first time.
708 static void realize_cb(GtkWidget *tree_view, gpointer userdata)
710 gtk_widget_grab_focus(tree_view);
713 static void row_activated_cb(GtkTreeView *tree_view,
715 GtkTreeViewColumn *column,
721 if (!gtk_tree_model_get_iter(model, &iter, path))
723 gtk_tree_model_get(model, &iter, DIVE_INDEX, &index, -1);
724 edit_dive_info(get_dive(index));
727 void add_dive_cb(GtkWidget *menuitem, gpointer data)
732 if (add_new_dive(dive)) {
740 static void popup_divelist_menu(GtkTreeView *tree_view, GtkTreeModel *model, int button)
742 GtkWidget *menu, *menuitem;
744 menu = gtk_menu_new();
745 menuitem = gtk_menu_item_new_with_label("Add dive");
746 g_signal_connect(menuitem, "activate", G_CALLBACK(add_dive_cb), model);
747 gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
748 gtk_widget_show_all(menu);
750 gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL,
751 button, gtk_get_current_event_time());
754 static void popup_menu_cb(GtkTreeView *tree_view,
757 popup_divelist_menu(tree_view, model, 0);
760 static gboolean button_press_cb(GtkWidget *treeview, GdkEventButton *event, GtkTreeModel *model)
762 /* Right-click? Bring up the menu */
763 if (event->type == GDK_BUTTON_PRESS && event->button == 3) {
764 popup_divelist_menu(GTK_TREE_VIEW(treeview), model, 3);
770 GtkWidget *dive_list_create(void)
772 GtkTreeSelection *selection;
774 dive_list.model = gtk_list_store_new(DIVELIST_COLUMNS,
775 G_TYPE_INT, /* index */
777 G_TYPE_INT, /* Date */
778 G_TYPE_INT, /* Star rating */
779 G_TYPE_INT, /* Depth */
780 G_TYPE_INT, /* Duration */
781 G_TYPE_INT, /* Temperature */
782 G_TYPE_INT, /* Total weight */
783 G_TYPE_STRING, /* Cylinder */
784 G_TYPE_INT, /* Nitrox */
785 G_TYPE_INT, /* SAC */
786 G_TYPE_INT, /* OTU */
787 G_TYPE_STRING /* Location */
789 dive_list.tree_view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(dive_list.model));
790 set_divelist_font(divelist_font);
792 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(dive_list.tree_view));
794 gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_MULTIPLE);
795 gtk_widget_set_size_request(dive_list.tree_view, 200, 200);
797 dive_list.nr = divelist_column(&dive_list, dl_column + DIVE_NR);
798 dive_list.date = divelist_column(&dive_list, dl_column + DIVE_DATE);
799 dive_list.stars = divelist_column(&dive_list, dl_column + DIVE_RATING);
800 dive_list.depth = divelist_column(&dive_list, dl_column + DIVE_DEPTH);
801 dive_list.duration = divelist_column(&dive_list, dl_column + DIVE_DURATION);
802 dive_list.temperature = divelist_column(&dive_list, dl_column + DIVE_TEMPERATURE);
803 dive_list.totalweight = divelist_column(&dive_list, dl_column + DIVE_TOTALWEIGHT);
804 dive_list.cylinder = divelist_column(&dive_list, dl_column + DIVE_CYLINDER);
805 dive_list.nitrox = divelist_column(&dive_list, dl_column + DIVE_NITROX);
806 dive_list.sac = divelist_column(&dive_list, dl_column + DIVE_SAC);
807 dive_list.otu = divelist_column(&dive_list, dl_column + DIVE_OTU);
808 dive_list.location = divelist_column(&dive_list, dl_column + DIVE_LOCATION);
812 g_object_set(G_OBJECT(dive_list.tree_view), "headers-visible", TRUE,
813 "search-column", DIVE_LOCATION,
817 g_signal_connect_after(dive_list.tree_view, "realize", G_CALLBACK(realize_cb), NULL);
818 g_signal_connect(dive_list.tree_view, "row-activated", G_CALLBACK(row_activated_cb), dive_list.model);
819 g_signal_connect(dive_list.tree_view, "button-press-event", G_CALLBACK(button_press_cb), dive_list.model);
820 g_signal_connect(dive_list.tree_view, "popup-menu", G_CALLBACK(popup_menu_cb), dive_list.model);
821 g_signal_connect(selection, "changed", G_CALLBACK(selection_cb), dive_list.model);
823 dive_list.container_widget = gtk_scrolled_window_new(NULL, NULL);
824 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dive_list.container_widget),
825 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
826 gtk_container_add(GTK_CONTAINER(dive_list.container_widget), dive_list.tree_view);
828 dive_list.changed = 0;
830 return dive_list.container_widget;
833 void mark_divelist_changed(int changed)
835 dive_list.changed = changed;
838 int unsaved_changes()
840 return dive_list.changed;