gtk-gui.c

   1 /* gtk-gui.c */
   2 /* gtk UI implementation */
   3 /* creates the window and overall layout
   4  * divelist, dive info, equipment and printing are handled in their own source files
   5  */
   6 #include <stdio.h>
   7 #include <string.h>
   8 #include <stdlib.h>
   9 #include <time.h>
  10
  11 #include <gconf/gconf-client.h>
  12
  13 #include "dive.h"
  14 #include "divelist.h"
  15 #include "display.h"
  16 #include "display-gtk.h"
  17
  18 #include "libdivecomputer.h"
  19
  20 GtkWidget *main_window, *divelist_window;
  21 GtkWidget *main_vbox;
  22 GtkWidget *error_info_bar;
  23 GtkWidget *error_label;
  24 int        error_count;
  25
  26 #define DIVELIST_DEFAULT_FONT "Sans 8"
  27 const char *divelist_font;
  28
  29 GConfClient *gconf;
  30 struct units output_units;
  31
  32 #define GCONF_NAME(x) "/apps/subsurface/" #x
  33
  34 static GtkWidget *dive_profile;
  35
  36 void repaint_dive(void)
  37 {
  38         update_dive(current_dive);
  39         if (dive_profile)
  40                 gtk_widget_queue_draw(dive_profile);
  41 }
  42
  43 static char *existing_filename;
  44
  45 static void on_info_bar_response(GtkWidget *widget, gint response,
  46                                  gpointer data)
  47 {
  48         if (response == GTK_RESPONSE_OK)
  49         {
  50                 gtk_widget_destroy(widget);
  51                 error_info_bar = NULL;
  52         }
  53 }
  54
  55 void report_error(GError* error)
  56 {
  57         if (error == NULL)
  58         {
  59                 return;
  60         }
  61
  62         if (error_info_bar == NULL)
  63         {
  64                 error_count = 1;
  65                 error_info_bar = gtk_info_bar_new_with_buttons(GTK_STOCK_OK,
  66                                                                GTK_RESPONSE_OK,
  67                                                                NULL);
  68                 g_signal_connect(error_info_bar, "response", G_CALLBACK(on_info_bar_response), NULL);
  69                 gtk_info_bar_set_message_type(GTK_INFO_BAR(error_info_bar),
  70                                               GTK_MESSAGE_ERROR);
  71
  72                 error_label = gtk_label_new(error->message);
  73                 GtkWidget *container = gtk_info_bar_get_content_area(GTK_INFO_BAR(error_info_bar));
  74                 gtk_container_add(GTK_CONTAINER(container), error_label);
  75
  76                 gtk_box_pack_start(GTK_BOX(main_vbox), error_info_bar, FALSE, FALSE, 0);
  77                 gtk_widget_show_all(main_vbox);
  78         }
  79         else
  80         {
  81                 error_count++;
  82                 char buffer[256];
  83                 snprintf(buffer, sizeof(buffer), "Failed to open %i files.", error_count);
  84                 gtk_label_set(GTK_LABEL(error_label), buffer);
  85         }
  86 }
  87
  88 static void file_open(GtkWidget *w, gpointer data)
  89 {
  90         GtkWidget *dialog;
  91         GtkFileFilter *filter;
  92
  93         dialog = gtk_file_chooser_dialog_new("Open File",
  94                 GTK_WINDOW(main_window),
  95                 GTK_FILE_CHOOSER_ACTION_OPEN,
  96                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
  97                 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
  98                 NULL);
  99         gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), TRUE);
 100
 101         filter = gtk_file_filter_new();
 102         gtk_file_filter_add_pattern(filter, "*.xml");
 103         gtk_file_filter_add_pattern(filter, "*.XML");
 104         gtk_file_filter_add_mime_type(filter, "text/xml");
 105         gtk_file_filter_set_name(filter, "XML file");
 106         gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(dialog), filter);
 107
 108         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 109                 GSList *filenames;
 110                 char *filename;
 111                 filenames = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(dialog));
 112
 113                 GError *error = NULL;
 114                 while(filenames != NULL) {
 115                         filename = (char *)filenames->data;
 116                         parse_xml_file(filename, &error);
 117                         if (error != NULL)
 118                         {
 119                                 report_error(error);
 120                                 g_error_free(error);
 121                                 error = NULL;
 122                         }
 123
 124                         g_free(filename);
 125                         filenames = g_slist_next(filenames);
 126                 }
 127                 g_slist_free(filenames);
 128                 report_dives();
 129                 dive_list_update_dives();
 130         }
 131         gtk_widget_destroy(dialog);
 132 }
 133
 134 static void file_save(GtkWidget *w, gpointer data)
 135 {
 136         GtkWidget *dialog;
 137         dialog = gtk_file_chooser_dialog_new("Save File",
 138                 GTK_WINDOW(main_window),
 139                 GTK_FILE_CHOOSER_ACTION_SAVE,
 140                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 141                 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 142                 NULL);
 143         gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dialog), TRUE);
 144         if (!existing_filename) {
 145                 gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), "Untitled document");
 146         } else
 147                 gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), existing_filename);
 148
 149         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 150                 char *filename;
 151                 filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
 152                 save_dives(filename);
 153                 g_free(filename);
 154                 mark_divelist_changed(FALSE);
 155         }
 156         gtk_widget_destroy(dialog);
 157 }
 158
 159 static void ask_save_changes()
 160 {
 161         GtkWidget *dialog, *label, *content;
 162         dialog = gtk_dialog_new_with_buttons("Save Changes?",
 163                 GTK_WINDOW(main_window), GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 164                 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 165                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 166                 NULL);
 167         content = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
 168         label = gtk_label_new ("You have unsaved changes\nWould you like to save those before exiting the program?");
 169         gtk_container_add (GTK_CONTAINER (content), label);
 170         gtk_widget_show_all (dialog);
 171         gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT);
 172         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 173                 file_save(NULL,NULL);
 174         }
 175         gtk_widget_destroy(dialog);
 176 }
 177
 178 static gboolean on_delete(GtkWidget* w, gpointer data)
 179 {
 180         /* Make sure to flush any modified dive data */
 181         update_dive(NULL);
 182
 183         if (unsaved_changes())
 184                 ask_save_changes();
 185
 186         return FALSE; /* go ahead, kill the program, we're good now */
 187 }
 188
 189 static void on_destroy(GtkWidget* w, gpointer data)
 190 {
 191         gtk_main_quit();
 192 }
 193
 194 static void quit(GtkWidget *w, gpointer data)
 195 {
 196         /* Make sure to flush any modified dive data */
 197         update_dive(NULL);
 198
 199         if (unsaved_changes())
 200                 ask_save_changes();
 201         gtk_main_quit();
 202 }
 203
 204 static void create_radio(GtkWidget *vbox, const char *name, ...)
 205 {
 206         va_list args;
 207         GtkRadioButton *group = NULL;
 208         GtkWidget *box, *label;
 209
 210         box = gtk_hbox_new(TRUE, 10);
 211         gtk_box_pack_start(GTK_BOX(vbox), box, FALSE, FALSE, 0);
 212
 213         label = gtk_label_new(name);
 214         gtk_box_pack_start(GTK_BOX(box), label, TRUE, TRUE, 0);
 215
 216         va_start(args, name);
 217         for (;;) {
 218                 int enabled;
 219                 const char *name;
 220                 GtkWidget *button;
 221                 void *callback_fn;
 222
 223                 name = va_arg(args, char *);
 224                 if (!name)
 225                         break;
 226                 callback_fn = va_arg(args, void *);
 227                 enabled = va_arg(args, int);
 228
 229                 button = gtk_radio_button_new_with_label_from_widget(group, name);
 230                 group = GTK_RADIO_BUTTON(button);
 231                 gtk_box_pack_start(GTK_BOX(box), button, TRUE, TRUE, 0);
 232                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), enabled);
 233                 g_signal_connect(button, "toggled", G_CALLBACK(callback_fn), NULL);
 234         }
 235         va_end(args);
 236 }
 237
 238 #define UNITCALLBACK(name, type, value)                         \
 239 static void name(GtkWidget *w, gpointer data)                   \
 240 {                                                               \
 241         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) \
 242                 menu_units.type = value;                        \
 243 }
 244
 245 static struct units menu_units;
 246
 247 UNITCALLBACK(set_meter, length, METERS)
 248 UNITCALLBACK(set_feet, length, FEET)
 249 UNITCALLBACK(set_bar, pressure, BAR)
 250 UNITCALLBACK(set_psi, pressure, PSI)
 251 UNITCALLBACK(set_liter, volume, LITER)
 252 UNITCALLBACK(set_cuft, volume, CUFT)
 253 UNITCALLBACK(set_celsius, temperature, CELSIUS)
 254 UNITCALLBACK(set_fahrenheit, temperature, FAHRENHEIT)
 255
 256 static void preferences_dialog(GtkWidget *w, gpointer data)
 257 {
 258         int result;
 259         GtkWidget *dialog, *font, *frame, *box, *vbox;
 260
 261         menu_units = output_units;
 262
 263         dialog = gtk_dialog_new_with_buttons("Preferences",
 264                 GTK_WINDOW(main_window),
 265                 GTK_DIALOG_DESTROY_WITH_PARENT,
 266                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 267                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 268                 NULL);
 269
 270         frame = gtk_frame_new("Units");
 271         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 272         gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
 273
 274         box = gtk_vbox_new(FALSE, 6);
 275         gtk_container_add(GTK_CONTAINER(frame), box);
 276
 277         create_radio(box, "Depth:",
 278                 "Meter", set_meter, (output_units.length == METERS),
 279                 "Feet",  set_feet, (output_units.length == FEET),
 280                 NULL);
 281
 282         create_radio(box, "Pressure:",
 283                 "Bar", set_bar, (output_units.pressure == BAR),
 284                 "PSI",  set_psi, (output_units.pressure == PSI),
 285                 NULL);
 286
 287         create_radio(box, "Volume:",
 288                 "Liter",  set_liter, (output_units.volume == LITER),
 289                 "CuFt", set_cuft, (output_units.volume == CUFT),
 290                 NULL);
 291
 292         create_radio(box, "Temperature:",
 293                 "Celsius", set_celsius, (output_units.temperature == CELSIUS),
 294                 "Fahrenheit",  set_fahrenheit, (output_units.temperature == FAHRENHEIT),
 295                 NULL);
 296
 297         font = gtk_font_button_new_with_font(divelist_font);
 298         gtk_box_pack_start(GTK_BOX(vbox), font, FALSE, FALSE, 5);
 299
 300         gtk_widget_show_all(dialog);
 301         result = gtk_dialog_run(GTK_DIALOG(dialog));
 302         if (result == GTK_RESPONSE_ACCEPT) {
 303                 /* Make sure to flush any modified old dive data with old units */
 304                 update_dive(NULL);
 305
 306                 divelist_font = strdup(gtk_font_button_get_font_name(GTK_FONT_BUTTON(font)));
 307                 set_divelist_font(divelist_font);
 308
 309                 output_units = menu_units;
 310                 update_dive_list_units();
 311                 repaint_dive();
 312                 gconf_client_set_bool(gconf, GCONF_NAME(feet), output_units.length == FEET, NULL);
 313                 gconf_client_set_bool(gconf, GCONF_NAME(psi), output_units.pressure == PSI, NULL);
 314                 gconf_client_set_bool(gconf, GCONF_NAME(cuft), output_units.volume == CUFT, NULL);
 315                 gconf_client_set_bool(gconf, GCONF_NAME(fahrenheit), output_units.temperature == FAHRENHEIT, NULL);
 316                 gconf_client_set_string(gconf, GCONF_NAME(divelist_font), divelist_font, NULL);
 317         }
 318         gtk_widget_destroy(dialog);
 319 }
 320
 321 static void renumber_dialog(GtkWidget *w, gpointer data)
 322 {
 323         int result;
 324         GtkWidget *dialog, *frame, *button, *vbox;
 325
 326         dialog = gtk_dialog_new_with_buttons("Renumber",
 327                 GTK_WINDOW(main_window),
 328                 GTK_DIALOG_DESTROY_WITH_PARENT,
 329                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 330                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 331                 NULL);
 332
 333         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 334
 335         frame = gtk_frame_new("New starting number");
 336         gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
 337
 338         button = gtk_spin_button_new_with_range(1, 50000, 1);
 339         gtk_container_add(GTK_CONTAINER(frame), button);
 340
 341         gtk_widget_show_all(dialog);
 342         result = gtk_dialog_run(GTK_DIALOG(dialog));
 343         if (result == GTK_RESPONSE_ACCEPT) {
 344                 int nr = gtk_spin_button_get_value(GTK_SPIN_BUTTON(button));
 345                 renumber_dives(nr);
 346                 repaint_dive();
 347         }
 348         gtk_widget_destroy(dialog);
 349 }
 350
 351 static void about_dialog(GtkWidget *w, gpointer data)
 352 {
 353         const char *logo_property = NULL;
 354         GdkPixbuf *logo = NULL;
 355         GtkWidget *image = gtk_image_new_from_file("icon.svg");
 356
 357         if (image) {
 358                 logo = gtk_image_get_pixbuf(GTK_IMAGE(image));
 359                 logo_property = "logo";
 360         }
 361
 362         gtk_show_about_dialog(NULL,
 363                 "program-name", "SubSurface",
 364                 "comments", "Half-arsed divelog software in C",
 365                 "license", "GPLv2",
 366                 "version", VERSION_STRING,
 367                 "copyright", "Linus Torvalds 2011",
 368                 /* Must be last: */
 369                 logo_property, logo,
 370                 NULL);
 371 }
 372
 373 static GtkActionEntry menu_items[] = {
 374         { "FileMenuAction", GTK_STOCK_FILE, "File", NULL, NULL, NULL},
 375         { "LogMenuAction",  GTK_STOCK_FILE, "Log", NULL, NULL, NULL},
 376         { "HelpMenuAction", GTK_STOCK_HELP, "Help", NULL, NULL, NULL},
 377         { "OpenFile",       GTK_STOCK_OPEN, NULL,   "<control>O", NULL, G_CALLBACK(file_open) },
 378         { "SaveFile",       GTK_STOCK_SAVE, NULL,   "<control>S", NULL, G_CALLBACK(file_save) },
 379         { "Print",          GTK_STOCK_PRINT, NULL,  "<control>P", NULL, G_CALLBACK(do_print) },
 380         { "Import",         NULL, "Import", NULL, NULL, G_CALLBACK(import_dialog) },
 381         { "Preferences",    NULL, "Preferences", NULL, NULL, G_CALLBACK(preferences_dialog) },
 382         { "Renumber",       NULL, "Renumber", NULL, NULL, G_CALLBACK(renumber_dialog) },
 383         { "Quit",           GTK_STOCK_QUIT, NULL,   "<control>Q", NULL, G_CALLBACK(quit) },
 384         { "About",           GTK_STOCK_ABOUT, NULL,  NULL, NULL, G_CALLBACK(about_dialog) },
 385 };
 386 static gint nmenu_items = sizeof (menu_items) / sizeof (menu_items[0]);
 387
 388 static const gchar* ui_string = " \
 389         <ui> \
 390                 <menubar name=\"MainMenu\"> \
 391                         <menu name=\"FileMenu\" action=\"FileMenuAction\"> \
 392                                 <menuitem name=\"Open\" action=\"OpenFile\" /> \
 393                                 <menuitem name=\"Save\" action=\"SaveFile\" /> \
 394                                 <menuitem name=\"Print\" action=\"Print\" /> \
 395                                 <separator name=\"Separator1\"/> \
 396                                 <menuitem name=\"Import\" action=\"Import\" /> \
 397                                 <separator name=\"Separator2\"/> \
 398                                 <menuitem name=\"Preferences\" action=\"Preferences\" /> \
 399                                 <separator name=\"Separator3\"/> \
 400                                 <menuitem name=\"Quit\" action=\"Quit\" /> \
 401                         </menu> \
 402                         <menu name=\"LogMenu\" action=\"LogMenuAction\"> \
 403                                 <menuitem name=\"Renumber\" action=\"Renumber\" /> \
 404                         </menu> \
 405                         <menu name=\"Help\" action=\"HelpMenuAction\"> \
 406                                 <menuitem name=\"About\" action=\"About\" /> \
 407                         </menu> \
 408                 </menubar> \
 409         </ui> \
 410 ";
 411
 412 static GtkWidget *get_menubar_menu(GtkWidget *window)
 413 {
 414         GtkActionGroup *action_group = gtk_action_group_new("Menu");
 415         gtk_action_group_add_actions(action_group, menu_items, nmenu_items, 0);
 416
 417         GtkUIManager *ui_manager = gtk_ui_manager_new();
 418         gtk_ui_manager_insert_action_group(ui_manager, action_group, 0);
 419         GError* error = 0;
 420         gtk_ui_manager_add_ui_from_string(GTK_UI_MANAGER(ui_manager), ui_string, -1, &error);
 421
 422         gtk_window_add_accel_group(GTK_WINDOW(window), gtk_ui_manager_get_accel_group(ui_manager));
 423         GtkWidget* menu = gtk_ui_manager_get_widget(ui_manager, "/MainMenu");
 424
 425         return menu;
 426 }
 427
 428 static void switch_page(GtkNotebook *notebook, gint arg1, gpointer user_data)
 429 {
 430         repaint_dive();
 431 }
 432
 433 static GtkNotebook *create_new_notebook_window(GtkNotebook *source,
 434                 GtkWidget *page,
 435                 gint x, gint y, gpointer data)
 436 {
 437         GtkWidget *win, *notebook, *vbox;
 438
 439         /* We don't detatch twice */
 440         if (divelist_window)
 441                 return NULL;
 442
 443         divelist_window = win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 444         gtk_window_set_title(GTK_WINDOW(win), "Dive List");
 445         gtk_window_set_transient_for(GTK_WINDOW(win), GTK_WINDOW(main_window));
 446         gtk_window_set_destroy_with_parent(GTK_WINDOW(win), 1);
 447         gtk_window_move(GTK_WINDOW(win), x, y);
 448
 449         /* Destroying the dive list will kill the application */
 450         g_signal_connect(G_OBJECT(win), "delete-event", G_CALLBACK(on_delete), NULL);
 451         g_signal_connect(G_OBJECT(win), "destroy", G_CALLBACK(on_destroy), NULL);
 452
 453         vbox = gtk_vbox_new(FALSE, 0);
 454         gtk_container_add(GTK_CONTAINER(win), vbox);
 455
 456         notebook = gtk_notebook_new();
 457         gtk_notebook_set_group_id(GTK_NOTEBOOK(notebook), gtk_notebook_get_group_id(source));
 458         gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 6);
 459         gtk_widget_set_size_request(notebook, 350, 250);
 460
 461         gtk_widget_show_all(win);
 462         return GTK_NOTEBOOK(notebook);
 463 }
 464
 465 void init_ui(int argc, char **argv)
 466 {
 467         GtkWidget *win;
 468         GtkWidget *notebook;
 469         GtkWidget *dive_info;
 470         GtkWidget *dive_list;
 471         GtkWidget *equipment;
 472         GtkWidget *menubar;
 473         GtkWidget *vbox;
 474
 475         gtk_init(&argc, &argv);
 476
 477         g_type_init();
 478         gconf = gconf_client_get_default();
 479
 480         if (gconf_client_get_bool(gconf, GCONF_NAME(feet), NULL))
 481                 output_units.length = FEET;
 482         if (gconf_client_get_bool(gconf, GCONF_NAME(psi), NULL))
 483                 output_units.pressure = PSI;
 484         if (gconf_client_get_bool(gconf, GCONF_NAME(cuft), NULL))
 485                 output_units.volume = CUFT;
 486         if (gconf_client_get_bool(gconf, GCONF_NAME(fahrenheit), NULL))
 487                 output_units.temperature = FAHRENHEIT;
 488
 489         divelist_font = gconf_client_get_string(gconf, GCONF_NAME(divelist_font), NULL);
 490         if (!divelist_font)
 491                 divelist_font = DIVELIST_DEFAULT_FONT;
 492
 493         error_info_bar = NULL;
 494         win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 495         gtk_window_set_icon_from_file(GTK_WINDOW(win), "icon.svg", NULL);
 496         g_signal_connect(G_OBJECT(win), "delete-event", G_CALLBACK(on_delete), NULL);
 497         g_signal_connect(G_OBJECT(win), "destroy", G_CALLBACK(on_destroy), NULL);
 498         main_window = win;
 499
 500         vbox = gtk_vbox_new(FALSE, 0);
 501         gtk_container_add(GTK_CONTAINER(win), vbox);
 502         main_vbox = vbox;
 503
 504         menubar = get_menubar_menu(win);
 505         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, FALSE, 0);
 506
 507         /* Notebook for dive info vs profile vs .. */
 508         notebook = gtk_notebook_new();
 509         gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 6);
 510         gtk_notebook_set_window_creation_hook(create_new_notebook_window, NULL, NULL);
 511         g_signal_connect(notebook, "switch-page", G_CALLBACK(switch_page), NULL);
 512
 513         /* Create the actual divelist */
 514         dive_list = dive_list_create();
 515         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), dive_list, gtk_label_new("Dive List"));
 516         gtk_notebook_set_tab_detachable(GTK_NOTEBOOK(notebook), dive_list, 1);
 517
 518         /* Frame for dive profile */
 519         dive_profile = dive_profile_widget();
 520         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), dive_profile, gtk_label_new("Dive Profile"));
 521
 522         /* Frame for extended dive info */
 523         dive_info = extended_dive_info_widget();
 524         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), dive_info, gtk_label_new("Dive Notes"));
 525
 526         /* Frame for dive equipment */
 527         equipment = equipment_widget();
 528         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), equipment, gtk_label_new("Equipment"));
 529
 530         gtk_widget_set_app_paintable(win, TRUE);
 531         gtk_widget_show_all(win);
 532
 533         return;
 534 }
 535
 536 void run_ui(void)
 537 {
 538         gtk_main();
 539 }
 540
 541 /* get the filenames the user selects and call the parsing function
 542  * on them
 543  * return 0 if the user cancelled the dialog
 544  */
 545 int open_import_file_dialog(char *filterpattern, char *filtertext,
 546                         void(* parse_function)(char *))
 547 {
 548         int ret=0;
 549
 550         GtkWidget *dialog;
 551         GtkFileFilter *filter = gtk_file_filter_new ();
 552         gtk_file_filter_add_pattern (filter, filterpattern);
 553         gtk_file_filter_set_name(filter, filtertext);
 554         dialog = gtk_file_chooser_dialog_new("Open File",
 555                                         GTK_WINDOW(main_window),
 556                                         GTK_FILE_CHOOSER_ACTION_OPEN,
 557                                         GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 558                                         GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
 559                                         NULL);
 560         gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), TRUE);
 561         gtk_file_chooser_add_filter(GTK_FILE_CHOOSER(dialog),filter);
 562
 563         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 564                 GSList *filenames;
 565                 char *filename;
 566                 filenames = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(dialog));
 567                 while(filenames != NULL) {
 568                         filename = (char *)filenames->data;
 569                         parse_function(filename);
 570                         g_free(filename);
 571                         filenames = g_slist_next(filenames);
 572                 }
 573                 g_slist_free(filenames);
 574                 ret = 1;
 575         }
 576         gtk_widget_destroy(dialog);
 577
 578         return ret;
 579 }
 580
 581 static gboolean expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer data)
 582 {
 583         struct dive *dive = current_dive;
 584         struct graphics_context gc = { .printer = 0 };
 585         int w,h;
 586
 587         w = widget->allocation.width;
 588         h = widget->allocation.height;
 589
 590         gc.cr = gdk_cairo_create(widget->window);
 591         set_source_rgb(&gc, 0, 0, 0);
 592         cairo_paint(gc.cr);
 593
 594         if (dive)
 595                 plot(&gc, w, h, dive);
 596
 597         cairo_destroy(gc.cr);
 598
 599         return FALSE;
 600 }
 601
 602 GtkWidget *dive_profile_widget(void)
 603 {
 604         GtkWidget *da;
 605
 606         da = gtk_drawing_area_new();
 607         gtk_widget_set_size_request(da, 350, 250);
 608         g_signal_connect(da, "expose_event", G_CALLBACK(expose_event), NULL);
 609
 610         return da;
 611 }
 612
 613 int process_ui_events(void)
 614 {
 615         int ret=0;
 616
 617         while (gtk_events_pending()) {
 618                 if (gtk_main_iteration_do(0)) {
 619                         ret = 1;
 620                         break;
 621                 }
 622         }
 623         return(ret);
 624 }
 625
 626
 627 static void fill_computer_list(GtkListStore *store)
 628 {
 629         GtkTreeIter iter;
 630         struct device_list *list = device_list;
 631
 632         for (list = device_list ; list->name ; list++) {
 633                 gtk_list_store_append(store, &iter);
 634                 gtk_list_store_set(store, &iter,
 635                         0, list->name,
 636                         1, list->type,
 637                         -1);
 638         }
 639 }
 640
 641 static GtkComboBox *dive_computer_selector(GtkWidget *vbox)
 642 {
 643         GtkWidget *hbox, *combo_box, *frame;
 644         GtkListStore *model;
 645         GtkCellRenderer *renderer;
 646
 647         hbox = gtk_hbox_new(FALSE, 6);
 648         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 3);
 649
 650         model = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_INT);
 651         fill_computer_list(model);
 652
 653         frame = gtk_frame_new("Dive computer");
 654         gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 3);
 655
 656         combo_box = gtk_combo_box_new_with_model(GTK_TREE_MODEL(model));
 657         gtk_container_add(GTK_CONTAINER(frame), combo_box);
 658
 659         renderer = gtk_cell_renderer_text_new();
 660         gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combo_box), renderer, TRUE);
 661         gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo_box), renderer, "text", 0, NULL);
 662
 663         return GTK_COMBO_BOX(combo_box);
 664 }
 665
 666 static GtkEntry *dive_computer_device(GtkWidget *vbox)
 667 {
 668         GtkWidget *hbox, *entry, *frame;
 669
 670         hbox = gtk_hbox_new(FALSE, 6);
 671         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 3);
 672
 673         frame = gtk_frame_new("Device name");
 674         gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 3);
 675
 676         entry = gtk_entry_new();
 677         gtk_container_add(GTK_CONTAINER(frame), entry);
 678         gtk_entry_set_text(GTK_ENTRY(entry), "/dev/ttyUSB0");
 679
 680         return GTK_ENTRY(entry);
 681 }
 682
 683 void import_dialog(GtkWidget *w, gpointer data)
 684 {
 685         int result;
 686         GtkWidget *dialog, *hbox, *vbox;
 687         GtkComboBox *computer;
 688         GtkEntry *device;
 689         device_data_t devicedata = {
 690                 .devname = NULL,
 691         };
 692
 693         dialog = gtk_dialog_new_with_buttons("Import from dive computer",
 694                 GTK_WINDOW(main_window),
 695                 GTK_DIALOG_DESTROY_WITH_PARENT,
 696                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 697                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 698                 NULL);
 699
 700         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 701
 702         computer = dive_computer_selector(vbox);
 703         device = dive_computer_device(vbox);
 704
 705         hbox = gtk_hbox_new(FALSE, 6);
 706         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 3);
 707         devicedata.progress.bar = gtk_progress_bar_new();
 708         gtk_container_add(GTK_CONTAINER(hbox), devicedata.progress.bar);
 709
 710         gtk_widget_show_all(dialog);
 711         result = gtk_dialog_run(GTK_DIALOG(dialog));
 712         switch (result) {
 713                 int type;
 714                 GtkTreeIter iter;
 715                 GtkTreeModel *model;
 716                 const char *comp;
 717         case GTK_RESPONSE_ACCEPT:
 718                 if (!gtk_combo_box_get_active_iter(computer, &iter))
 719                         break;
 720                 model = gtk_combo_box_get_model(computer);
 721                 gtk_tree_model_get(model, &iter,
 722                         0, &comp,
 723                         1, &type,
 724                         -1);
 725                 devicedata.type = type;
 726                 devicedata.name = comp;
 727                 devicedata.devname = gtk_entry_get_text(device);
 728                 do_import(&devicedata);
 729                 break;
 730         default:
 731                 break;
 732         }
 733         gtk_widget_destroy(dialog);
 734
 735         report_dives();
 736         dive_list_update_dives();
 737 }
 738
 739 void update_progressbar(progressbar_t *progress, double value)
 740 {
 741         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress->bar), value);
 742 }
 743
 744
 745 void set_filename(const char *filename)
 746 {
 747         if (filename)
 748                 existing_filename = strdup(filename);
 749         return;
 750 }