12 GtkWidget *container_widget;
14 GtkTreeViewColumn *date, *depth, *duration, *location;
15 GtkTreeViewColumn *temperature, *cylinder, *nitrox, *sac;
18 static struct DiveList dive_list;
21 * The dive list has the dive data in both string format (for showing)
22 * and in "raw" format (for sorting purposes)
26 DIVE_DATE, /* time_t: dive->when */
27 DIVE_DEPTH, /* int: dive->maxdepth in mm */
28 DIVE_DURATION, /* int: in seconds */
29 DIVE_LOCATION, /* "2nd Cathedral, Lanai" */
30 DIVE_TEMPERATURE, /* int: in mkelvin */
32 DIVE_NITROX, /* int: in permille */
33 DIVE_SAC, /* int: in ml/min */
38 static void selection_cb(GtkTreeSelection *selection, GtkTreeModel *model)
43 if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
46 gtk_tree_model_get_value(model, &iter, DIVE_INDEX, &value);
47 selected_dive = g_value_get_int(&value);
51 const char *weekday(int wday)
53 static const char wday_array[7][4] = {
54 "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
56 return wday_array[wday];
59 const char *monthname(int mon)
61 static const char month_array[12][4] = {
62 "Jan", "Feb", "Mar", "Apr", "May", "Jun",
63 "Jul", "Aug", "Oct", "Sep", "Nov", "Dec",
65 return month_array[mon];
68 static void date_data_func(GtkTreeViewColumn *col,
69 GtkCellRenderer *renderer,
79 gtk_tree_model_get(model, iter, DIVE_DATE, &val, -1);
85 snprintf(buffer, sizeof(buffer),
86 "%s, %s %d, %d %02d:%02d",
88 monthname(tm->tm_mon),
89 tm->tm_mday, tm->tm_year + 1900,
90 tm->tm_hour, tm->tm_min);
91 g_object_set(renderer, "text", buffer, NULL);
94 static void depth_data_func(GtkTreeViewColumn *col,
95 GtkCellRenderer *renderer,
100 int depth, integer, frac, len;
103 gtk_tree_model_get(model, iter, DIVE_DEPTH, &depth, -1);
105 switch (output_units.length) {
107 /* To tenths of meters */
108 depth = (depth + 49) / 100;
109 integer = depth / 10;
117 integer = mm_to_feet(depth) + 0.5;
123 len = snprintf(buffer, sizeof(buffer), "%d", integer);
125 len += snprintf(buffer+len, sizeof(buffer)-len, ".%d", frac);
127 g_object_set(renderer, "text", buffer, NULL);
130 static void duration_data_func(GtkTreeViewColumn *col,
131 GtkCellRenderer *renderer,
139 gtk_tree_model_get(model, iter, DIVE_DURATION, &sec, -1);
140 snprintf(buffer, sizeof(buffer), "%d:%02d", sec / 60, sec % 60);
142 g_object_set(renderer, "text", buffer, NULL);
145 static void temperature_data_func(GtkTreeViewColumn *col,
146 GtkCellRenderer *renderer,
154 gtk_tree_model_get(model, iter, DIVE_TEMPERATURE, &value, -1);
159 switch (output_units.temperature) {
161 deg = mkelvin_to_C(value);
164 deg = mkelvin_to_F(value);
169 snprintf(buffer, sizeof(buffer), "%.1f", deg);
172 g_object_set(renderer, "text", buffer, NULL);
175 static void nitrox_data_func(GtkTreeViewColumn *col,
176 GtkCellRenderer *renderer,
184 gtk_tree_model_get(model, iter, DIVE_NITROX, &value, -1);
187 snprintf(buffer, sizeof(buffer), "%.1f", value/10.0);
189 strcpy(buffer, "air");
191 g_object_set(renderer, "text", buffer, NULL);
194 /* Render the SAC data (integer value of "ml / min") */
195 static void sac_data_func(GtkTreeViewColumn *col,
196 GtkCellRenderer *renderer,
202 const double liters_per_cuft = 28.317;
207 gtk_tree_model_get(model, iter, DIVE_SAC, &value, -1);
210 g_object_set(renderer, "text", "", NULL);
214 sac = value / 1000.0;
215 switch (output_units.volume) {
221 sac /= liters_per_cuft;
224 snprintf(buffer, sizeof(buffer), fmt, sac);
226 g_object_set(renderer, "text", buffer, NULL);
230 * Return air usage (in liters).
232 static double calculate_airuse(struct dive *dive)
237 for (i = 0; i < MAX_CYLINDERS; i++) {
238 cylinder_t *cyl = dive->cylinder + i;
239 int size = cyl->type.size.mliter;
245 kilo_atm = (cyl->start.mbar - cyl->end.mbar) / 1013250.0;
247 /* Liters of air at 1 atm == milliliters at 1k atm*/
248 airuse += kilo_atm * size;
253 static void get_sac(struct dive *dive, int *val)
255 double airuse, pressure, sac;
258 airuse = calculate_airuse(dive);
261 if (!dive->duration.seconds)
264 /* Mean pressure in atm: 1 atm per 10m */
265 pressure = 1 + (dive->meandepth.mm / 10000.0);
266 sac = airuse / pressure * 60 / dive->duration.seconds;
268 /* milliliters per minute.. */
272 static void get_string(char **str, const char *s)
288 static void get_location(struct dive *dive, char **str)
290 get_string(str, dive->location);
293 static void get_cylinder(struct dive *dive, char **str)
295 get_string(str, dive->cylinder[0].type.description);
298 static void fill_one_dive(struct dive *dive,
303 char *location, *cylinder;
305 get_cylinder(dive, &cylinder);
306 get_location(dive, &location);
310 * We only set the fields that changed: the strings.
311 * The core data itself is unaffected by units
313 gtk_list_store_set(GTK_LIST_STORE(model), iter,
314 DIVE_LOCATION, location,
315 DIVE_CYLINDER, cylinder,
320 static gboolean set_one_dive(GtkTreeModel *model,
325 GValue value = {0, };
328 /* Get the dive number */
329 gtk_tree_model_get_value(model, iter, DIVE_INDEX, &value);
330 dive = get_dive(g_value_get_int(&value));
333 if (data && dive != data)
336 fill_one_dive(dive, model, iter);
340 void flush_divelist(struct dive *dive)
342 GtkTreeModel *model = GTK_TREE_MODEL(dive_list.model);
344 gtk_tree_model_foreach(model, set_one_dive, dive);
347 void set_divelist_font(const char *font)
349 PangoFontDescription *font_desc = pango_font_description_from_string(font);
350 gtk_widget_modify_font(dive_list.tree_view, font_desc);
351 pango_font_description_free(font_desc);
354 void update_dive_list_units(void)
357 GtkTreeModel *model = GTK_TREE_MODEL(dive_list.model);
359 switch (output_units.length) {
367 gtk_tree_view_column_set_title(dive_list.depth, unit);
369 switch (output_units.temperature) {
380 gtk_tree_view_column_set_title(dive_list.temperature, unit);
382 gtk_tree_model_foreach(model, set_one_dive, NULL);
385 static void fill_dive_list(void)
391 store = GTK_LIST_STORE(dive_list.model);
393 for (i = 0; i < dive_table.nr; i++) {
394 struct dive *dive = dive_table.dives[i];
396 gtk_list_store_append(store, &iter);
397 gtk_list_store_set(store, &iter,
399 DIVE_DATE, dive->when,
400 DIVE_DEPTH, dive->maxdepth,
401 DIVE_DURATION, dive->duration.seconds,
402 DIVE_LOCATION, "location",
403 DIVE_TEMPERATURE, dive->watertemp.mkelvin,
404 DIVE_NITROX, dive->cylinder[0].gasmix.o2,
409 update_dive_list_units();
412 void dive_list_update_dives(void)
414 gtk_list_store_clear(GTK_LIST_STORE(dive_list.model));
419 typedef void (*data_func_t)(GtkTreeViewColumn *col,
420 GtkCellRenderer *renderer,
425 static GtkTreeViewColumn *divelist_column(struct DiveList *dl, int index, const char *title,
426 data_func_t data_func, int align_right, int expand)
428 GtkCellRenderer *renderer;
429 GtkTreeViewColumn *col;
431 renderer = gtk_cell_renderer_text_new();
432 col = gtk_tree_view_column_new();
434 gtk_tree_view_column_set_title(col, title);
435 gtk_tree_view_column_set_sort_column_id(col, DIVE_DATE);
436 gtk_tree_view_column_set_resizable(col, TRUE);
437 gtk_tree_view_column_pack_start(col, renderer, TRUE);
439 gtk_tree_view_column_set_cell_data_func(col, renderer, data_func, NULL, NULL);
441 gtk_tree_view_column_add_attribute(col, renderer, "text", index);
443 gtk_object_set(GTK_OBJECT(renderer), "alignment", PANGO_ALIGN_RIGHT, NULL);
444 gtk_cell_renderer_set_alignment(GTK_CELL_RENDERER(renderer), 1.0, 0.5);
446 gtk_tree_view_column_set_expand(col,expand);
448 gtk_tree_view_column_set_min_width(col,50);
449 gtk_tree_view_append_column(GTK_TREE_VIEW(dl->tree_view), col);
453 GtkWidget *dive_list_create(void)
455 GtkTreeSelection *selection;
457 dive_list.model = gtk_list_store_new(DIVELIST_COLUMNS,
458 G_TYPE_INT, /* index */
459 G_TYPE_INT, /* Date */
460 G_TYPE_INT, /* Depth */
461 G_TYPE_INT, /* Duration */
462 G_TYPE_STRING, /* Location */
463 G_TYPE_INT, /* Temperature */
464 G_TYPE_STRING, /* Cylinder */
465 G_TYPE_INT, /* Nitrox */
468 dive_list.tree_view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(dive_list.model));
469 set_divelist_font(divelist_font);
471 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(dive_list.tree_view));
473 gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_BROWSE);
474 gtk_widget_set_size_request(dive_list.tree_view, 200, 200);
476 dive_list.date = divelist_column(&dive_list, DIVE_DATE, "Date", date_data_func, 0, 0);
477 dive_list.depth = divelist_column(&dive_list, DIVE_DEPTH, "max/ft", depth_data_func, 1, 0);
478 dive_list.duration = divelist_column(&dive_list, DIVE_DURATION, "min", duration_data_func, 1, 0);
479 dive_list.location = divelist_column(&dive_list, DIVE_LOCATION, "Location", NULL, 0, 1);
480 dive_list.temperature = divelist_column(&dive_list, DIVE_TEMPERATURE, "degF", temperature_data_func, 1, 0);
481 dive_list.cylinder = divelist_column(&dive_list, DIVE_CYLINDER, "Cyl", NULL, 0, 0);
482 dive_list.nitrox = divelist_column(&dive_list, DIVE_NITROX, "O2%", nitrox_data_func, 1, 0);
483 dive_list.sac = divelist_column(&dive_list, DIVE_NITROX, "SAC", sac_data_func, 1, 0);
487 g_object_set(G_OBJECT(dive_list.tree_view), "headers-visible", TRUE,
492 g_signal_connect(selection, "changed", G_CALLBACK(selection_cb), dive_list.model);
494 dive_list.container_widget = gtk_scrolled_window_new(NULL, NULL);
495 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dive_list.container_widget),
496 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
497 gtk_container_add(GTK_CONTAINER(dive_list.container_widget), dive_list.tree_view);
499 return dive_list.container_widget;