main.c

   1 #include <stdio.h>
   2 #include <string.h>
   3 #include <stdlib.h>
   4 #include <time.h>
   5
   6 #include "dive.h"
   7 #include "divelist.h"
   8 #include "display.h"
   9
  10 GtkWidget *main_window;
  11 GtkWidget *main_vbox;
  12 GtkWidget *error_info_bar;
  13 GtkWidget *error_label;
  14 int        error_count;
  15 struct DiveList   dive_list;
  16
  17 struct units output_units;
  18
  19 static int sortfn(const void *_a, const void *_b)
  20 {
  21         const struct dive *a = *(void **)_a;
  22         const struct dive *b = *(void **)_b;
  23
  24         if (a->when < b->when)
  25                 return -1;
  26         if (a->when > b->when)
  27                 return 1;
  28         return 0;
  29 }
  30
  31 /*
  32  * This doesn't really report anything at all. We just sort the
  33  * dives, the GUI does the reporting
  34  */
  35 static void report_dives(void)
  36 {
  37         int i;
  38
  39         qsort(dive_table.dives, dive_table.nr, sizeof(struct dive *), sortfn);
  40
  41         for (i = 1; i < dive_table.nr; i++) {
  42                 struct dive **pp = &dive_table.dives[i-1];
  43                 struct dive *prev = pp[0];
  44                 struct dive *dive = pp[1];
  45                 struct dive *merged;
  46
  47                 if (prev->when + prev->duration.seconds < dive->when)
  48                         continue;
  49
  50                 merged = try_to_merge(prev, dive);
  51                 if (!merged)
  52                         continue;
  53
  54                 free(prev);
  55                 free(dive);
  56                 *pp = merged;
  57                 dive_table.nr--;
  58                 memmove(pp+1, pp+2, sizeof(*pp)*(dive_table.nr - i));
  59
  60                 /* Redo the new 'i'th dive */
  61                 i--;
  62         }
  63 }
  64
  65 static void parse_argument(const char *arg)
  66 {
  67         const char *p = arg+1;
  68
  69         do {
  70                 switch (*p) {
  71                 case 'v':
  72                         verbose++;
  73                         continue;
  74                 default:
  75                         fprintf(stderr, "Bad argument '%s'\n", arg);
  76                         exit(1);
  77                 }
  78         } while (*++p);
  79 }
  80
  81 static void on_destroy(GtkWidget* w, gpointer data)
  82 {
  83         gtk_main_quit();
  84 }
  85
  86 static GtkWidget *dive_profile;
  87
  88 void repaint_dive(void)
  89 {
  90         update_dive_info(current_dive);
  91         gtk_widget_queue_draw(dive_profile);
  92 }
  93
  94 static char *existing_filename;
  95
  96 static void on_info_bar_response(GtkWidget *widget, gint response,
  97                                  gpointer data)
  98 {
  99         if (response == GTK_RESPONSE_OK)
 100         {
 101                 gtk_widget_destroy(widget);
 102                 error_info_bar = NULL;
 103         }
 104 }
 105
 106 static void report_error(GError* error)
 107 {
 108         if (error == NULL)
 109         {
 110                 return;
 111         }
 112
 113         if (error_info_bar == NULL)
 114         {
 115                 error_count = 1;
 116                 error_info_bar = gtk_info_bar_new_with_buttons(GTK_STOCK_OK,
 117                                                                GTK_RESPONSE_OK,
 118                                                                NULL);
 119                 g_signal_connect(error_info_bar, "response", G_CALLBACK(on_info_bar_response), NULL);
 120                 gtk_info_bar_set_message_type(GTK_INFO_BAR(error_info_bar),
 121                                               GTK_MESSAGE_ERROR);
 122
 123                 error_label = gtk_label_new(error->message);
 124                 GtkWidget *container = gtk_info_bar_get_content_area(GTK_INFO_BAR(error_info_bar));
 125                 gtk_container_add(GTK_CONTAINER(container), error_label);
 126
 127                 gtk_box_pack_start(GTK_BOX(main_vbox), error_info_bar, FALSE, FALSE, 0);
 128                 gtk_widget_show_all(main_vbox);
 129         }
 130         else
 131         {
 132                 error_count++;
 133                 char buffer[256];
 134                 snprintf(buffer, sizeof(buffer), "Failed to open %i files.", error_count);
 135                 gtk_label_set(GTK_LABEL(error_label), buffer);
 136         }
 137 }
 138
 139 static void file_open(GtkWidget *w, gpointer data)
 140 {
 141         GtkWidget *dialog;
 142         dialog = gtk_file_chooser_dialog_new("Open File",
 143                 GTK_WINDOW(main_window),
 144                 GTK_FILE_CHOOSER_ACTION_OPEN,
 145                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 146                 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
 147                 NULL);
 148         gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), TRUE);
 149
 150         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 151                 GSList *filenames;
 152                 char *filename;
 153                 filenames = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(dialog));
 154
 155                 GError *error = NULL;
 156                 while(filenames != NULL) {
 157                         filename = (char *)filenames->data;
 158                         parse_xml_file(filename, &error);
 159                         if (error != NULL)
 160                         {
 161                                 report_error(error);
 162                                 g_error_free(error);
 163                                 error = NULL;
 164                         }
 165
 166                         g_free(filename);
 167                         filenames = g_slist_next(filenames);
 168                 }
 169                 g_slist_free(filenames);
 170                 report_dives();
 171                 dive_list_update_dives(dive_list);
 172         }
 173         gtk_widget_destroy(dialog);
 174 }
 175
 176 static void file_save(GtkWidget *w, gpointer data)
 177 {
 178         GtkWidget *dialog;
 179         dialog = gtk_file_chooser_dialog_new("Save File",
 180                 GTK_WINDOW(main_window),
 181                 GTK_FILE_CHOOSER_ACTION_SAVE,
 182                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 183                 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 184                 NULL);
 185         gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dialog), TRUE);
 186         if (!existing_filename) {
 187                 gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), "Untitled document");
 188         } else
 189                 gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), existing_filename);
 190
 191         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 192                 char *filename;
 193                 filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
 194                 save_dives(filename);
 195                 g_free(filename);
 196         }
 197         gtk_widget_destroy(dialog);
 198 }
 199
 200 static void quit(GtkWidget *w, gpointer data)
 201 {
 202         gtk_main_quit();
 203 }
 204
 205 static void create_radio(GtkWidget *dialog, const char *name, ...)
 206 {
 207         va_list args;
 208         GtkRadioButton *group = NULL;
 209         GtkWidget *box, *label;
 210
 211         box = gtk_hbox_new(TRUE, 10);
 212         gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), box);
 213         gtk_widget_show(box);
 214
 215         label = gtk_label_new(name);
 216         gtk_box_pack_start(GTK_BOX(box), label, TRUE, TRUE, 0);
 217         gtk_widget_show(label);
 218
 219         va_start(args, name);
 220         for (;;) {
 221                 int enabled;
 222                 const char *name;
 223                 GtkWidget *button;
 224                 void *callback_fn;
 225
 226                 name = va_arg(args, char *);
 227                 if (!name)
 228                         break;
 229                 callback_fn = va_arg(args, void *);
 230                 enabled = va_arg(args, int);
 231
 232                 button = gtk_radio_button_new_with_label_from_widget(group, name);
 233                 group = GTK_RADIO_BUTTON(button);
 234                 gtk_box_pack_start(GTK_BOX(box), button, TRUE, TRUE, 0);
 235                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), enabled);
 236                 g_signal_connect(button, "toggled", G_CALLBACK(callback_fn), NULL);
 237                 gtk_widget_show(button);
 238         }
 239         va_end(args);
 240 }
 241
 242 #define UNITCALLBACK(name, type, value)                         \
 243 static void name(GtkWidget *w, gpointer data)                   \
 244 {                                                               \
 245         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) \
 246                 output_units.type = value;                      \
 247         repaint_dive();                                         \
 248         dive_list_update_dives(dive_list);                      \
 249 }
 250
 251 UNITCALLBACK(set_meter, length, METERS)
 252 UNITCALLBACK(set_feet, length, FEET)
 253 UNITCALLBACK(set_bar, pressure, BAR)
 254 UNITCALLBACK(set_psi, pressure, PSI)
 255 UNITCALLBACK(set_liter, volume, LITER)
 256 UNITCALLBACK(set_cuft, volume, CUFT)
 257 UNITCALLBACK(set_celsius, temperature, CELSIUS)
 258 UNITCALLBACK(set_fahrenheit, temperature, FAHRENHEIT)
 259
 260 static void unit_dialog(GtkWidget *w, gpointer data)
 261 {
 262         GtkWidget *dialog;
 263
 264         dialog = gtk_dialog_new_with_buttons("Units",
 265                 GTK_WINDOW(main_window),
 266                 GTK_DIALOG_DESTROY_WITH_PARENT, NULL);
 267
 268         create_radio(dialog, "Depth:",
 269                 "Meter", set_meter, (output_units.length == METERS),
 270                 "Feet",  set_feet, (output_units.length == FEET),
 271                 NULL);
 272
 273         create_radio(dialog, "Pressure:",
 274                 "Bar", set_bar, (output_units.pressure == BAR),
 275                 "PSI",  set_psi, (output_units.pressure == PSI),
 276                 NULL);
 277
 278         create_radio(dialog, "Volume:",
 279                 "Liter",  set_liter, (output_units.volume == LITER),
 280                 "CuFt", set_cuft, (output_units.volume == CUFT),
 281                 NULL);
 282
 283         create_radio(dialog, "Temperature:",
 284                 "Celsius", set_celsius, (output_units.temperature == CELSIUS),
 285                 "Fahrenheit",  set_fahrenheit, (output_units.temperature == FAHRENHEIT),
 286                 NULL);
 287
 288         gtk_widget_show(dialog);
 289 }
 290
 291 static GtkActionEntry menu_items[] = {
 292         { "FileMenuAction", GTK_STOCK_FILE, "Log", NULL, NULL, NULL},
 293         { "OpenFile",       GTK_STOCK_OPEN, NULL,   "<control>O", NULL, G_CALLBACK(file_open) },
 294         { "SaveFile",       GTK_STOCK_SAVE, NULL,   "<control>S", NULL, G_CALLBACK(file_save) },
 295         { "Quit",           GTK_STOCK_QUIT, NULL,   "<control>Q", NULL, G_CALLBACK(quit) },
 296         { "Units",          NULL, "Units", NULL, NULL, G_CALLBACK(unit_dialog) },
 297 };
 298 static gint nmenu_items = sizeof (menu_items) / sizeof (menu_items[0]);
 299
 300 static const gchar* ui_string = " \
 301         <ui> \
 302                 <menubar name=\"MainMenu\"> \
 303                         <menu name=\"FileMenu\" action=\"FileMenuAction\"> \
 304                                 <menuitem name=\"Open\" action=\"OpenFile\" /> \
 305                                 <menuitem name=\"Save\" action=\"SaveFile\" /> \
 306                                 <separator name=\"Separator1\"/> \
 307                                 <menuitem name=\"Units\" action=\"Units\" /> \
 308                                 <separator name=\"Separator2\"/> \
 309                                 <menuitem name=\"Quit\" action=\"Quit\" /> \
 310                         </menu> \
 311                 </menubar> \
 312         </ui> \
 313 ";
 314
 315 static GtkWidget *get_menubar_menu(GtkWidget *window)
 316 {
 317         GtkActionGroup *action_group = gtk_action_group_new("Menu");
 318         gtk_action_group_add_actions(action_group, menu_items, nmenu_items, 0);
 319
 320         GtkUIManager *ui_manager = gtk_ui_manager_new();
 321         gtk_ui_manager_insert_action_group(ui_manager, action_group, 0);
 322         GError* error = 0;
 323         gtk_ui_manager_add_ui_from_string(GTK_UI_MANAGER(ui_manager), ui_string, -1, &error);
 324
 325         gtk_window_add_accel_group(GTK_WINDOW(window), gtk_ui_manager_get_accel_group(ui_manager));
 326         GtkWidget* menu = gtk_ui_manager_get_widget(ui_manager, "/MainMenu");
 327
 328         return menu;
 329 }
 330
 331 int main(int argc, char **argv)
 332 {
 333         int i;
 334         GtkWidget *win;
 335         GtkWidget *paned;
 336         GtkWidget *info_box;
 337         GtkWidget *notebook;
 338         GtkWidget *frame;
 339         GtkWidget *dive_info;
 340         GtkWidget *menubar;
 341         GtkWidget *vbox;
 342
 343         output_units = SI_units;
 344         parse_xml_init();
 345
 346         gtk_init(&argc, &argv);
 347
 348         error_info_bar = NULL;
 349         win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 350         g_signal_connect(G_OBJECT(win), "destroy", G_CALLBACK(on_destroy), NULL);
 351         main_window = win;
 352
 353         vbox = gtk_vbox_new(FALSE, 0);
 354         gtk_container_add(GTK_CONTAINER(win), vbox);
 355         main_vbox = vbox;
 356
 357         menubar = get_menubar_menu(win);
 358         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, FALSE, 0);
 359
 360         /* HPane for left the dive list, and right the dive info */
 361         paned = gtk_hpaned_new();
 362         gtk_box_pack_end(GTK_BOX(vbox), paned, TRUE, TRUE, 0);
 363
 364         /* Create the actual divelist */
 365         dive_list = dive_list_create();
 366         gtk_paned_add1(GTK_PANED(paned), dive_list.container_widget);
 367
 368         /* VBox for dive info, and tabs */
 369         info_box = gtk_vbox_new(FALSE, 6);
 370         gtk_paned_add2(GTK_PANED(paned), info_box);
 371
 372         /* Frame for minimal dive info */
 373         frame = dive_info_frame();
 374         gtk_box_pack_start(GTK_BOX(info_box), frame, FALSE, TRUE, 6);
 375
 376         /* Notebook for dive info vs profile vs .. */
 377         notebook = gtk_notebook_new();
 378         gtk_box_pack_start(GTK_BOX(info_box), notebook, TRUE, TRUE, 6);
 379
 380         /* Frame for dive profile */
 381         dive_profile = dive_profile_widget();
 382         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), dive_profile, gtk_label_new("Dive Profile"));
 383
 384         /* Frame for extended dive info */
 385         dive_info = extended_dive_info_widget();
 386         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), dive_info, gtk_label_new("Extended Dive Info"));
 387
 388         gtk_widget_set_app_paintable(win, TRUE);
 389         gtk_widget_show_all(win);
 390
 391         for (i = 1; i < argc; i++) {
 392                 const char *a = argv[i];
 393
 394                 if (a[0] == '-') {
 395                         parse_argument(a);
 396                         continue;
 397                 }
 398                 GError *error = NULL;
 399                 parse_xml_file(a, &error);
 400
 401                 if (error != NULL)
 402                 {
 403                         report_error(error);
 404                         g_error_free(error);
 405                         error = NULL;
 406                 }
 407         }
 408
 409         report_dives();
 410         dive_list_update_dives(dive_list);
 411
 412         gtk_main();
 413         return 0;
 414 }