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 #ifndef WIN32
  12 #include <gconf/gconf-client.h>
  13 #else
  14 #include <windows.h>
  15 #endif
  16
  17 #include "dive.h"
  18 #include "divelist.h"
  19 #include "display.h"
  20 #include "display-gtk.h"
  21
  22 #include "libdivecomputer.h"
  23
  24 GtkWidget *main_window;
  25 GtkWidget *main_vbox;
  26 GtkWidget *error_info_bar;
  27 GtkWidget *error_label;
  28 int        error_count;
  29
  30 #define DIVELIST_DEFAULT_FONT "Sans 8"
  31 const char *divelist_font;
  32
  33 #ifndef WIN32
  34 GConfClient *gconf;
  35 #define GCONF_NAME(x) "/apps/subsurface/" #x
  36 #endif
  37
  38 struct units output_units;
  39
  40 static GtkWidget *dive_profile;
  41
  42 visible_cols_t visible_cols = {TRUE, FALSE};
  43
  44 void repaint_dive(void)
  45 {
  46         update_dive(current_dive);
  47         if (dive_profile)
  48                 gtk_widget_queue_draw(dive_profile);
  49 }
  50
  51 static char *existing_filename;
  52 static gboolean need_icon = TRUE;
  53
  54 static void on_info_bar_response(GtkWidget *widget, gint response,
  55                                  gpointer data)
  56 {
  57         if (response == GTK_RESPONSE_OK)
  58         {
  59                 gtk_widget_destroy(widget);
  60                 error_info_bar = NULL;
  61         }
  62 }
  63
  64 void report_error(GError* error)
  65 {
  66         if (error == NULL)
  67         {
  68                 return;
  69         }
  70
  71         if (error_info_bar == NULL)
  72         {
  73                 error_count = 1;
  74                 error_info_bar = gtk_info_bar_new_with_buttons(GTK_STOCK_OK,
  75                                                                GTK_RESPONSE_OK,
  76                                                                NULL);
  77                 g_signal_connect(error_info_bar, "response", G_CALLBACK(on_info_bar_response), NULL);
  78                 gtk_info_bar_set_message_type(GTK_INFO_BAR(error_info_bar),
  79                                               GTK_MESSAGE_ERROR);
  80
  81                 error_label = gtk_label_new(error->message);
  82                 GtkWidget *container = gtk_info_bar_get_content_area(GTK_INFO_BAR(error_info_bar));
  83                 gtk_container_add(GTK_CONTAINER(container), error_label);
  84
  85                 gtk_box_pack_start(GTK_BOX(main_vbox), error_info_bar, FALSE, FALSE, 0);
  86                 gtk_widget_show_all(main_vbox);
  87         }
  88         else
  89         {
  90                 error_count++;
  91                 char buffer[256];
  92                 snprintf(buffer, sizeof(buffer), "Failed to open %i files.", error_count);
  93                 gtk_label_set(GTK_LABEL(error_label), buffer);
  94         }
  95 }
  96
  97 static void file_open(GtkWidget *w, gpointer data)
  98 {
  99         GtkWidget *dialog;
 100         GtkFileFilter *filter;
 101
 102         dialog = gtk_file_chooser_dialog_new("Open File",
 103                 GTK_WINDOW(main_window),
 104                 GTK_FILE_CHOOSER_ACTION_OPEN,
 105                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 106                 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
 107                 NULL);
 108         gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), TRUE);
 109
 110         filter = gtk_file_filter_new();
 111         gtk_file_filter_add_pattern(filter, "*.xml");
 112         gtk_file_filter_add_pattern(filter, "*.XML");
 113         gtk_file_filter_add_pattern(filter, "*.sda");
 114         gtk_file_filter_add_pattern(filter, "*.SDA");
 115         gtk_file_filter_add_mime_type(filter, "text/xml");
 116         gtk_file_filter_set_name(filter, "XML file");
 117         gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(dialog), filter);
 118
 119         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 120                 GSList *filenames;
 121                 char *filename;
 122                 filenames = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(dialog));
 123
 124                 GError *error = NULL;
 125                 while(filenames != NULL) {
 126                         filename = filenames->data;
 127                         parse_xml_file(filename, &error);
 128                         if (error != NULL)
 129                         {
 130                                 report_error(error);
 131                                 g_error_free(error);
 132                                 error = NULL;
 133                         }
 134
 135                         g_free(filename);
 136                         filenames = g_slist_next(filenames);
 137                 }
 138                 g_slist_free(filenames);
 139                 report_dives(FALSE);
 140         }
 141         gtk_widget_destroy(dialog);
 142 }
 143
 144 static void file_save(GtkWidget *w, gpointer data)
 145 {
 146         GtkWidget *dialog;
 147         dialog = gtk_file_chooser_dialog_new("Save File",
 148                 GTK_WINDOW(main_window),
 149                 GTK_FILE_CHOOSER_ACTION_SAVE,
 150                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 151                 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 152                 NULL);
 153         gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dialog), TRUE);
 154         if (!existing_filename) {
 155                 gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), "Untitled document");
 156         } else
 157                 gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), existing_filename);
 158
 159         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 160                 char *filename;
 161                 filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
 162                 save_dives(filename);
 163                 g_free(filename);
 164                 mark_divelist_changed(FALSE);
 165         }
 166         gtk_widget_destroy(dialog);
 167 }
 168
 169 static void ask_save_changes()
 170 {
 171         GtkWidget *dialog, *label, *content;
 172         dialog = gtk_dialog_new_with_buttons("Save Changes?",
 173                 GTK_WINDOW(main_window), GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 174                 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 175                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 176                 NULL);
 177         content = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
 178         label = gtk_label_new ("You have unsaved changes\nWould you like to save those before exiting the program?");
 179         gtk_container_add (GTK_CONTAINER (content), label);
 180         gtk_widget_show_all (dialog);
 181         gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT);
 182         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 183                 file_save(NULL,NULL);
 184         }
 185         gtk_widget_destroy(dialog);
 186 }
 187
 188 static gboolean on_delete(GtkWidget* w, gpointer data)
 189 {
 190         /* Make sure to flush any modified dive data */
 191         update_dive(NULL);
 192
 193         if (unsaved_changes())
 194                 ask_save_changes();
 195
 196         return FALSE; /* go ahead, kill the program, we're good now */
 197 }
 198
 199 static void on_destroy(GtkWidget* w, gpointer data)
 200 {
 201         gtk_main_quit();
 202 }
 203
 204 static void quit(GtkWidget *w, gpointer data)
 205 {
 206         /* Make sure to flush any modified dive data */
 207         update_dive(NULL);
 208
 209         if (unsaved_changes())
 210                 ask_save_changes();
 211         gtk_main_quit();
 212 }
 213
 214 GtkTreeViewColumn *tree_view_column(GtkWidget *tree_view, int index, const char *title,
 215                                 data_func_t data_func, PangoAlignment align, gboolean visible)
 216 {
 217         GtkCellRenderer *renderer;
 218         GtkTreeViewColumn *col;
 219         double xalign = 0.0; /* left as default */
 220
 221         renderer = gtk_cell_renderer_text_new();
 222         col = gtk_tree_view_column_new();
 223
 224         gtk_tree_view_column_set_title(col, title);
 225         gtk_tree_view_column_set_sort_column_id(col, index);
 226         gtk_tree_view_column_set_resizable(col, TRUE);
 227         gtk_tree_view_column_pack_start(col, renderer, TRUE);
 228         if (data_func)
 229                 gtk_tree_view_column_set_cell_data_func(col, renderer, data_func, (void *)(long)index, NULL);
 230         else
 231                 gtk_tree_view_column_add_attribute(col, renderer, "text", index);
 232         gtk_object_set(GTK_OBJECT(renderer), "alignment", align, NULL);
 233         switch (align) {
 234         case PANGO_ALIGN_LEFT:
 235                 xalign = 0.0;
 236                 break;
 237         case PANGO_ALIGN_CENTER:
 238                 xalign = 0.5;
 239                 break;
 240         case PANGO_ALIGN_RIGHT:
 241                 xalign = 1.0;
 242                 break;
 243         }
 244         gtk_cell_renderer_set_alignment(GTK_CELL_RENDERER(renderer), xalign, 0.5);
 245         gtk_tree_view_column_set_visible(col, visible);
 246         gtk_tree_view_append_column(GTK_TREE_VIEW(tree_view), col);
 247         return col;
 248 }
 249
 250 static void create_radio(GtkWidget *vbox, const char *name, ...)
 251 {
 252         va_list args;
 253         GtkRadioButton *group = NULL;
 254         GtkWidget *box, *label;
 255
 256         box = gtk_hbox_new(TRUE, 10);
 257         gtk_box_pack_start(GTK_BOX(vbox), box, FALSE, FALSE, 0);
 258
 259         label = gtk_label_new(name);
 260         gtk_box_pack_start(GTK_BOX(box), label, TRUE, TRUE, 0);
 261
 262         va_start(args, name);
 263         for (;;) {
 264                 int enabled;
 265                 const char *name;
 266                 GtkWidget *button;
 267                 void *callback_fn;
 268
 269                 name = va_arg(args, char *);
 270                 if (!name)
 271                         break;
 272                 callback_fn = va_arg(args, void *);
 273                 enabled = va_arg(args, int);
 274
 275                 button = gtk_radio_button_new_with_label_from_widget(group, name);
 276                 group = GTK_RADIO_BUTTON(button);
 277                 gtk_box_pack_start(GTK_BOX(box), button, TRUE, TRUE, 0);
 278                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), enabled);
 279                 g_signal_connect(button, "toggled", G_CALLBACK(callback_fn), NULL);
 280         }
 281         va_end(args);
 282 }
 283
 284 #define UNITCALLBACK(name, type, value)                         \
 285 static void name(GtkWidget *w, gpointer data)                   \
 286 {                                                               \
 287         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) \
 288                 menu_units.type = value;                        \
 289 }
 290
 291 static struct units menu_units;
 292
 293 UNITCALLBACK(set_meter, length, METERS)
 294 UNITCALLBACK(set_feet, length, FEET)
 295 UNITCALLBACK(set_bar, pressure, BAR)
 296 UNITCALLBACK(set_psi, pressure, PSI)
 297 UNITCALLBACK(set_liter, volume, LITER)
 298 UNITCALLBACK(set_cuft, volume, CUFT)
 299 UNITCALLBACK(set_celsius, temperature, CELSIUS)
 300 UNITCALLBACK(set_fahrenheit, temperature, FAHRENHEIT)
 301
 302 #define OPTIONCALLBACK(name, option) \
 303 static void name(GtkWidget *w, gpointer data) \
 304 { \
 305         option = GTK_TOGGLE_BUTTON(w)->active; \
 306 }
 307
 308 OPTIONCALLBACK(otu_toggle, visible_cols.otu)
 309 OPTIONCALLBACK(sac_toggle, visible_cols.sac)
 310 OPTIONCALLBACK(nitrox_toggle, visible_cols.nitrox)
 311 OPTIONCALLBACK(temperature_toggle, visible_cols.temperature)
 312 OPTIONCALLBACK(cylinder_toggle, visible_cols.cylinder)
 313
 314 static void event_toggle(GtkWidget *w, gpointer _data)
 315 {
 316         gboolean *plot_ev = _data;
 317
 318         *plot_ev = GTK_TOGGLE_BUTTON(w)->active;
 319 }
 320
 321 static void preferences_dialog(GtkWidget *w, gpointer data)
 322 {
 323         int result;
 324         GtkWidget *dialog, *font, *frame, *box, *vbox, *button;
 325
 326         menu_units = output_units;
 327
 328         dialog = gtk_dialog_new_with_buttons("Preferences",
 329                 GTK_WINDOW(main_window),
 330                 GTK_DIALOG_DESTROY_WITH_PARENT,
 331                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 332                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 333                 NULL);
 334
 335         frame = gtk_frame_new("Units");
 336         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 337         gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
 338
 339         box = gtk_vbox_new(FALSE, 6);
 340         gtk_container_add(GTK_CONTAINER(frame), box);
 341
 342         create_radio(box, "Depth:",
 343                 "Meter", set_meter, (output_units.length == METERS),
 344                 "Feet",  set_feet, (output_units.length == FEET),
 345                 NULL);
 346
 347         create_radio(box, "Pressure:",
 348                 "Bar", set_bar, (output_units.pressure == BAR),
 349                 "PSI",  set_psi, (output_units.pressure == PSI),
 350                 NULL);
 351
 352         create_radio(box, "Volume:",
 353                 "Liter",  set_liter, (output_units.volume == LITER),
 354                 "CuFt", set_cuft, (output_units.volume == CUFT),
 355                 NULL);
 356
 357         create_radio(box, "Temperature:",
 358                 "Celsius", set_celsius, (output_units.temperature == CELSIUS),
 359                 "Fahrenheit",  set_fahrenheit, (output_units.temperature == FAHRENHEIT),
 360                 NULL);
 361
 362         frame = gtk_frame_new("Columns");
 363         gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->vbox), frame, FALSE, FALSE, 5);
 364
 365         box = gtk_hbox_new(FALSE, 6);
 366         gtk_container_add(GTK_CONTAINER(frame), box);
 367
 368         button = gtk_check_button_new_with_label("Show Temp");
 369         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.temperature);
 370         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 371         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(temperature_toggle), NULL);
 372
 373         button = gtk_check_button_new_with_label("Show Cyl");
 374         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.cylinder);
 375         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 376         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(cylinder_toggle), NULL);
 377
 378         button = gtk_check_button_new_with_label("Show O" UTF8_SUBSCRIPT_2 "%");
 379         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.nitrox);
 380         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 381         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(nitrox_toggle), NULL);
 382
 383         button = gtk_check_button_new_with_label("Show SAC");
 384         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.sac);
 385         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 386         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(sac_toggle), NULL);
 387
 388         button = gtk_check_button_new_with_label("Show OTU");
 389         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.otu);
 390         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 391         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(otu_toggle), NULL);
 392
 393         font = gtk_font_button_new_with_font(divelist_font);
 394         gtk_box_pack_start(GTK_BOX(vbox), font, FALSE, FALSE, 5);
 395
 396         gtk_widget_show_all(dialog);
 397         result = gtk_dialog_run(GTK_DIALOG(dialog));
 398         if (result == GTK_RESPONSE_ACCEPT) {
 399                 /* Make sure to flush any modified old dive data with old units */
 400                 update_dive(NULL);
 401
 402                 divelist_font = strdup(gtk_font_button_get_font_name(GTK_FONT_BUTTON(font)));
 403                 set_divelist_font(divelist_font);
 404
 405                 output_units = menu_units;
 406                 update_dive_list_units();
 407                 repaint_dive();
 408                 update_dive_list_col_visibility();
 409 #ifndef WIN32
 410                 gconf_client_set_bool(gconf, GCONF_NAME(feet), output_units.length == FEET, NULL);
 411                 gconf_client_set_bool(gconf, GCONF_NAME(psi), output_units.pressure == PSI, NULL);
 412                 gconf_client_set_bool(gconf, GCONF_NAME(cuft), output_units.volume == CUFT, NULL);
 413                 gconf_client_set_bool(gconf, GCONF_NAME(fahrenheit), output_units.temperature == FAHRENHEIT, NULL);
 414                 gconf_client_set_bool(gconf, GCONF_NAME(TEMPERATURE), visible_cols.temperature, NULL);
 415                 gconf_client_set_bool(gconf, GCONF_NAME(CYLINDER), visible_cols.cylinder, NULL);
 416                 gconf_client_set_bool(gconf, GCONF_NAME(NITROX), visible_cols.nitrox, NULL);
 417                 gconf_client_set_bool(gconf, GCONF_NAME(SAC), visible_cols.sac, NULL);
 418                 gconf_client_set_bool(gconf, GCONF_NAME(OTU), visible_cols.otu, NULL);
 419                 gconf_client_set_string(gconf, GCONF_NAME(divelist_font), divelist_font, NULL);
 420 #else
 421                 HKEY hkey;
 422                 LONG success = RegCreateKeyEx(HKEY_CURRENT_USER, TEXT("Software\\subsurface"),
 423                                         0L, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS,
 424                                         NULL, &hkey, NULL);
 425                 if (success != ERROR_SUCCESS)
 426                         printf("CreateKey Software\\subsurface failed %ld\n", success);
 427                 DWORD value;
 428
 429 #define StoreInReg(_key, _val) { \
 430                         value = (_val) ;                                \
 431                         RegSetValueEx(hkey, TEXT(_key), 0, REG_DWORD, &value, 4); \
 432                 }
 433
 434                 StoreInReg("feet", output_units.length == FEET);
 435                 StoreInReg("psi",  output_units.pressure == PSI);
 436                 StoreInReg("cuft", output_units.volume == CUFT);
 437                 StoreInReg("fahrenheit", output_units.temperature == FAHRENHEIT);
 438                 StoreInReg("temperature", visible_cols.temperature);
 439                 StoreInReg("cylinder", visible_cols.cylinder);
 440                 StoreInReg("nitrox", visible_cols.nitrox);
 441                 StoreInReg("sac", visible_cols.sac);
 442                 StoreInReg("otu", visible_cols.otu);
 443                 RegSetValueEx(hkey, TEXT("divelist_font"), 0, REG_SZ, divelist_font, strlen(divelist_font));
 444                 if (RegFlushKey(hkey) != ERROR_SUCCESS)
 445                         printf("RegFlushKey failed %ld\n");
 446                 RegCloseKey(hkey);
 447 #endif
 448         }
 449         gtk_widget_destroy(dialog);
 450 }
 451
 452 static void create_toggle(const char* label, int *on, void *_data)
 453 {
 454         GtkWidget *button, *table = _data;
 455         int rows, cols, x, y;
 456         static int count;
 457
 458         if (table == NULL) {
 459                 /* magic way to reset the number of toggle buttons
 460                  * that we have already added - call this before you
 461                  * create the dialog */
 462                 count = 0;
 463                 return;
 464         }
 465         g_object_get(G_OBJECT(table), "n-columns", &cols, "n-rows", &rows, NULL);
 466         if (count > rows * cols) {
 467                 gtk_table_resize(GTK_TABLE(table),rows+1,cols);
 468                 rows++;
 469         }
 470         x = count % cols;
 471         y = count / cols;
 472         button = gtk_check_button_new_with_label(label);
 473         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), *on);
 474         gtk_table_attach_defaults(GTK_TABLE(table), button, x, x+1, y, y+1);
 475         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(event_toggle), on);
 476         count++;
 477 }
 478
 479 static void selectevents_dialog(GtkWidget *w, gpointer data)
 480 {
 481         int result;
 482         GtkWidget *dialog, *frame, *vbox, *table;
 483
 484         dialog = gtk_dialog_new_with_buttons("SelectEvents",
 485                 GTK_WINDOW(main_window),
 486                 GTK_DIALOG_DESTROY_WITH_PARENT,
 487                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 488                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 489                 NULL);
 490         /* initialize the function that fills the table */
 491         create_toggle(NULL, NULL, NULL);
 492
 493         frame = gtk_frame_new("Enable / Disable Events");
 494         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 495         gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
 496
 497         table = gtk_table_new(1, 4, TRUE);
 498         gtk_container_add(GTK_CONTAINER(frame), table);
 499
 500         evn_foreach(&create_toggle, table);
 501
 502         gtk_widget_show_all(dialog);
 503         result = gtk_dialog_run(GTK_DIALOG(dialog));
 504         if (result == GTK_RESPONSE_ACCEPT) {
 505                 repaint_dive();
 506         }
 507         gtk_widget_destroy(dialog);
 508 }
 509
 510 static void renumber_dialog(GtkWidget *w, gpointer data)
 511 {
 512         int result;
 513         struct dive *dive;
 514         GtkWidget *dialog, *frame, *button, *vbox;
 515
 516         dialog = gtk_dialog_new_with_buttons("Renumber",
 517                 GTK_WINDOW(main_window),
 518                 GTK_DIALOG_DESTROY_WITH_PARENT,
 519                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 520                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 521                 NULL);
 522
 523         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 524
 525         frame = gtk_frame_new("New starting number");
 526         gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
 527
 528         button = gtk_spin_button_new_with_range(1, 50000, 1);
 529         gtk_container_add(GTK_CONTAINER(frame), button);
 530
 531         /*
 532          * Do we have a number for the first dive already? Use that
 533          * as the default.
 534          */
 535         dive = get_dive(0);
 536         if (dive && dive->number)
 537                 gtk_spin_button_set_value(GTK_SPIN_BUTTON(button), dive->number);
 538
 539         gtk_widget_show_all(dialog);
 540         result = gtk_dialog_run(GTK_DIALOG(dialog));
 541         if (result == GTK_RESPONSE_ACCEPT) {
 542                 int nr = gtk_spin_button_get_value(GTK_SPIN_BUTTON(button));
 543                 renumber_dives(nr);
 544                 repaint_dive();
 545         }
 546         gtk_widget_destroy(dialog);
 547 }
 548
 549 static void about_dialog(GtkWidget *w, gpointer data)
 550 {
 551         const char *logo_property = NULL;
 552         GdkPixbuf *logo = NULL;
 553
 554         if (need_icon) {
 555 #ifndef WIN32
 556                 GtkWidget *image = gtk_image_new_from_file("subsurface.svg");
 557 #else
 558                 GtkWidget *image = gtk_image_new_from_file("subsurface.ico");
 559 #endif
 560
 561                 if (image) {
 562                         logo = gtk_image_get_pixbuf(GTK_IMAGE(image));
 563                         logo_property = "logo";
 564                 }
 565         }
 566
 567         gtk_show_about_dialog(NULL,
 568                 "program-name", "SubSurface",
 569                 "comments", "Half-arsed divelog software in C",
 570                 "license", "GPLv2",
 571                 "version", VERSION_STRING,
 572                 "copyright", "Linus Torvalds 2011",
 573                 "logo-icon-name", "subsurface",
 574                 /* Must be last: */
 575                 logo_property, logo,
 576                 NULL);
 577 }
 578
 579 static GtkActionEntry menu_items[] = {
 580         { "FileMenuAction", GTK_STOCK_FILE, "File", NULL, NULL, NULL},
 581         { "LogMenuAction",  GTK_STOCK_FILE, "Log", NULL, NULL, NULL},
 582         { "FilterMenuAction",  GTK_STOCK_FILE, "Filter", NULL, NULL, NULL},
 583         { "HelpMenuAction", GTK_STOCK_HELP, "Help", NULL, NULL, NULL},
 584         { "OpenFile",       GTK_STOCK_OPEN, NULL,   "<control>O", NULL, G_CALLBACK(file_open) },
 585         { "SaveFile",       GTK_STOCK_SAVE, NULL,   "<control>S", NULL, G_CALLBACK(file_save) },
 586         { "Print",          GTK_STOCK_PRINT, NULL,  "<control>P", NULL, G_CALLBACK(do_print) },
 587         { "Import",         NULL, "Import", NULL, NULL, G_CALLBACK(import_dialog) },
 588         { "Preferences",    NULL, "Preferences", NULL, NULL, G_CALLBACK(preferences_dialog) },
 589         { "Renumber",       NULL, "Renumber", NULL, NULL, G_CALLBACK(renumber_dialog) },
 590         { "SelectEvents",   NULL, "SelectEvents", NULL, NULL, G_CALLBACK(selectevents_dialog) },
 591         { "Quit",           GTK_STOCK_QUIT, NULL,   "<control>Q", NULL, G_CALLBACK(quit) },
 592         { "About",          GTK_STOCK_ABOUT, NULL,  NULL, NULL, G_CALLBACK(about_dialog) },
 593 };
 594 static gint nmenu_items = sizeof (menu_items) / sizeof (menu_items[0]);
 595
 596 static const gchar* ui_string = " \
 597         <ui> \
 598                 <menubar name=\"MainMenu\"> \
 599                         <menu name=\"FileMenu\" action=\"FileMenuAction\"> \
 600                                 <menuitem name=\"Open\" action=\"OpenFile\" /> \
 601                                 <menuitem name=\"Save\" action=\"SaveFile\" /> \
 602                                 <menuitem name=\"Print\" action=\"Print\" /> \
 603                                 <separator name=\"Separator1\"/> \
 604                                 <menuitem name=\"Import\" action=\"Import\" /> \
 605                                 <separator name=\"Separator2\"/> \
 606                                 <menuitem name=\"Preferences\" action=\"Preferences\" /> \
 607                                 <separator name=\"Separator3\"/> \
 608                                 <menuitem name=\"Quit\" action=\"Quit\" /> \
 609                         </menu> \
 610                         <menu name=\"LogMenu\" action=\"LogMenuAction\"> \
 611                                 <menuitem name=\"Renumber\" action=\"Renumber\" /> \
 612                         </menu> \
 613                         <menu name=\"FilterMenu\" action=\"FilterMenuAction\"> \
 614                                 <menuitem name=\"SelectEvents\" action=\"SelectEvents\" /> \
 615                         </menu> \
 616                         <menu name=\"Help\" action=\"HelpMenuAction\"> \
 617                                 <menuitem name=\"About\" action=\"About\" /> \
 618                         </menu> \
 619                 </menubar> \
 620         </ui> \
 621 ";
 622
 623 static GtkWidget *get_menubar_menu(GtkWidget *window)
 624 {
 625         GtkActionGroup *action_group = gtk_action_group_new("Menu");
 626         gtk_action_group_add_actions(action_group, menu_items, nmenu_items, 0);
 627
 628         GtkUIManager *ui_manager = gtk_ui_manager_new();
 629         gtk_ui_manager_insert_action_group(ui_manager, action_group, 0);
 630         GError* error = 0;
 631         gtk_ui_manager_add_ui_from_string(GTK_UI_MANAGER(ui_manager), ui_string, -1, &error);
 632
 633         gtk_window_add_accel_group(GTK_WINDOW(window), gtk_ui_manager_get_accel_group(ui_manager));
 634         GtkWidget* menu = gtk_ui_manager_get_widget(ui_manager, "/MainMenu");
 635
 636         return menu;
 637 }
 638
 639 static void switch_page(GtkNotebook *notebook, gint arg1, gpointer user_data)
 640 {
 641         repaint_dive();
 642 }
 643
 644 static const char notebook_group[] = "123";
 645 #define GRP_ID ((void *)notebook_group)
 646 typedef struct {
 647         char *name;
 648         GtkWidget *widget;
 649         GtkWidget *box;
 650         gulong delete_handler;
 651         gulong destroy_handler;
 652 } notebook_data_t;
 653
 654 static notebook_data_t nbd[2]; /* we rip at most two notebook pages off */
 655
 656 static GtkNotebook *create_new_notebook_window(GtkNotebook *source,
 657                 GtkWidget *page,
 658                 gint x, gint y, gpointer data)
 659 {
 660         GtkWidget *win, *notebook, *vbox;
 661         notebook_data_t *nbdp;
 662         GtkAllocation allocation;
 663
 664         /* pick the right notebook page data and return if both are detached */
 665         if (nbd[0].widget == NULL)
 666                 nbdp = nbd;
 667         else if (nbd[1].widget == NULL)
 668                 nbdp = nbd + 1;
 669         else
 670                 return NULL;
 671
 672         nbdp->name = strdup(gtk_widget_get_name(page));
 673         nbdp->widget = win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 674         gtk_window_set_title(GTK_WINDOW(win), nbdp->name);
 675         gtk_window_move(GTK_WINDOW(win), x, y);
 676
 677         /* Destroying the dive list will kill the application */
 678         nbdp->delete_handler = g_signal_connect(G_OBJECT(win), "delete-event", G_CALLBACK(on_delete), NULL);
 679         nbdp->destroy_handler = g_signal_connect(G_OBJECT(win), "destroy", G_CALLBACK(on_destroy), NULL);
 680
 681         nbdp->box = vbox = gtk_vbox_new(FALSE, 0);
 682         gtk_container_add(GTK_CONTAINER(win), vbox);
 683
 684         notebook = gtk_notebook_new();
 685         gtk_notebook_set_group(GTK_NOTEBOOK(notebook), GRP_ID);
 686         gtk_widget_set_name(notebook, nbdp->name);
 687         /* disallow drop events */
 688         gtk_drag_dest_set(notebook, 0, NULL, 0, 0);
 689         gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 6);
 690         gtk_widget_get_allocation(page, &allocation);
 691         gtk_window_set_default_size(GTK_WINDOW(win), allocation.width, allocation.height);
 692
 693         gtk_widget_show_all(win);
 694         return GTK_NOTEBOOK(notebook);
 695 }
 696
 697 static void drag_cb(GtkWidget *widget, GdkDragContext *context,
 698         gint x, gint y, guint time,
 699         gpointer user_data)
 700 {
 701         GtkWidget *source;
 702         notebook_data_t *nbdp;
 703
 704         source = gtk_drag_get_source_widget(context);
 705         if (nbd[0].name && ! strcmp(nbd[0].name,gtk_widget_get_name(source)))
 706                 nbdp = nbd;
 707         else if (nbd[1].name && ! strcmp(nbd[1].name,gtk_widget_get_name(source)))
 708                 nbdp = nbd + 1;
 709         else
 710                 /* HU? */
 711                 return;
 712
 713         gtk_drag_finish(context, TRUE, TRUE, time);
 714
 715         /* we no longer need the widget - but getting rid of this is hard;
 716          * remove the signal handler, remove the notebook from the box
 717          * then destroy the widget (and clear out our data structure) */
 718         g_signal_handler_disconnect(nbdp->widget,nbdp->delete_handler);
 719         g_signal_handler_disconnect(nbdp->widget,nbdp->destroy_handler);
 720         gtk_container_remove(GTK_CONTAINER(nbdp->box), source);
 721         gtk_widget_destroy(nbdp->widget);
 722         nbdp->widget = NULL;
 723         free(nbdp->name);
 724         nbdp->name = NULL;
 725 }
 726
 727 #ifdef WIN32
 728 static int get_from_registry(HKEY hkey, const char *key)
 729 {
 730         DWORD value;
 731         DWORD len = 4;
 732         LONG success;
 733
 734         success = RegQueryValueEx(hkey, TEXT(key), NULL, NULL,
 735                                 (LPBYTE) &value, &len );
 736         if (success != ERROR_SUCCESS)
 737                 return FALSE; /* that's what happens the first time we start */
 738         return value;
 739 }
 740 #endif
 741
 742 void init_ui(int *argcp, char ***argvp)
 743 {
 744         GtkWidget *win;
 745         GtkWidget *notebook;
 746         GtkWidget *dive_info;
 747         GtkWidget *dive_list;
 748         GtkWidget *equipment;
 749         GtkWidget *menubar;
 750         GtkWidget *vbox;
 751         GdkScreen *screen;
 752         GtkIconTheme *icon_theme=NULL;
 753         GtkSettings *settings;
 754         static const GtkTargetEntry notebook_target = {
 755                 "GTK_NOTEBOOK_TAB", GTK_TARGET_SAME_APP, 0
 756         };
 757
 758         gtk_init(argcp, argvp);
 759         settings = gtk_settings_get_default();
 760         gtk_settings_set_long_property(settings, "gtk_tooltip_timeout", 10, "subsurface setting");
 761
 762         g_type_init();
 763
 764 #ifndef WIN32
 765         gconf = gconf_client_get_default();
 766
 767         if (gconf_client_get_bool(gconf, GCONF_NAME(feet), NULL))
 768                 output_units.length = FEET;
 769         if (gconf_client_get_bool(gconf, GCONF_NAME(psi), NULL))
 770                 output_units.pressure = PSI;
 771         if (gconf_client_get_bool(gconf, GCONF_NAME(cuft), NULL))
 772                 output_units.volume = CUFT;
 773         if (gconf_client_get_bool(gconf, GCONF_NAME(fahrenheit), NULL))
 774                 output_units.temperature = FAHRENHEIT;
 775         /* an unset key is FALSE - all these are hidden by default */
 776         visible_cols.cylinder = gconf_client_get_bool(gconf, GCONF_NAME(CYLINDER), NULL);
 777         visible_cols.temperature = gconf_client_get_bool(gconf, GCONF_NAME(TEMPERATURE), NULL);
 778         visible_cols.nitrox = gconf_client_get_bool(gconf, GCONF_NAME(NITROX), NULL);
 779         visible_cols.otu = gconf_client_get_bool(gconf, GCONF_NAME(OTU), NULL);
 780         visible_cols.sac = gconf_client_get_bool(gconf, GCONF_NAME(SAC), NULL);
 781
 782         divelist_font = gconf_client_get_string(gconf, GCONF_NAME(divelist_font), NULL);
 783 #else
 784         DWORD len = 4;
 785         LONG success;
 786         HKEY hkey;
 787
 788         success = RegOpenKeyEx( HKEY_CURRENT_USER, TEXT("Software\\subsurface"), 0,
 789                         KEY_QUERY_VALUE, &hkey);
 790
 791         output_units.length = get_from_registry(hkey, "feet");
 792         output_units.pressure = get_from_registry(hkey, "psi");
 793         output_units.volume = get_from_registry(hkey, "cuft");
 794         output_units.temperature = get_from_registry(hkey, "fahrenheit");
 795         visible_cols.temperature = get_from_registry(hkey, "temperature");
 796         visible_cols.cylinder = get_from_registry(hkey, "cylinder");
 797         visible_cols.nitrox = get_from_registry(hkey, "nitrox");
 798         visible_cols.sac = get_from_registry(hkey, "sac");
 799         visible_cols.otu = get_from_registry(hkey, "otu");
 800
 801         divelist_font = malloc(80);
 802         len = 80;
 803         success = RegQueryValueEx(hkey, TEXT("divelist_font"), NULL, NULL,
 804                                 (LPBYTE) divelist_font, &len );
 805         if (success != ERROR_SUCCESS) {
 806                 /* that's what happens the first time we start - just use the default */
 807                 free(divelist_font);
 808                 divelist_font = NULL;
 809         }
 810         RegCloseKey(hkey);
 811
 812 #endif
 813         if (!divelist_font)
 814                 divelist_font = DIVELIST_DEFAULT_FONT;
 815
 816         error_info_bar = NULL;
 817         win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 818         g_set_application_name ("subsurface");
 819         /* Let's check if the subsurface icon has been installed or if
 820          * we need to try to load it from the current directory */
 821         screen = gdk_screen_get_default();
 822         if (screen)
 823                 icon_theme = gtk_icon_theme_get_for_screen(screen);
 824         if (icon_theme) {
 825                 if (gtk_icon_theme_has_icon(icon_theme, "subsurface")) {
 826                         need_icon = FALSE;
 827                         gtk_window_set_default_icon_name ("subsurface");
 828                 }
 829         }
 830         if (need_icon)
 831 #ifndef WIN32
 832                 gtk_window_set_icon_from_file(GTK_WINDOW(win), "subsurface.svg", NULL);
 833 #else
 834                 gtk_window_set_icon_from_file(GTK_WINDOW(win), "subsurface.ico", NULL);
 835 #endif
 836         g_signal_connect(G_OBJECT(win), "delete-event", G_CALLBACK(on_delete), NULL);
 837         g_signal_connect(G_OBJECT(win), "destroy", G_CALLBACK(on_destroy), NULL);
 838         main_window = win;
 839
 840         vbox = gtk_vbox_new(FALSE, 0);
 841         gtk_container_add(GTK_CONTAINER(win), vbox);
 842         main_vbox = vbox;
 843
 844         menubar = get_menubar_menu(win);
 845         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, FALSE, 0);
 846
 847         /* Notebook for dive info vs profile vs .. */
 848         notebook = gtk_notebook_new();
 849         gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 6);
 850         gtk_notebook_set_group(GTK_NOTEBOOK(notebook), GRP_ID);
 851         g_signal_connect(notebook, "create-window", G_CALLBACK(create_new_notebook_window), NULL);
 852         gtk_drag_dest_set(notebook, GTK_DEST_DEFAULT_ALL, &notebook_target, 1, GDK_ACTION_MOVE);
 853         g_signal_connect(notebook, "drag-drop", G_CALLBACK(drag_cb), notebook);
 854         g_signal_connect(notebook, "switch-page", G_CALLBACK(switch_page), NULL);
 855
 856         /* Create the actual divelist */
 857         dive_list = dive_list_create();
 858         gtk_widget_set_name(dive_list, "Dive List");
 859         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), dive_list, gtk_label_new("Dive List"));
 860         gtk_notebook_set_tab_detachable(GTK_NOTEBOOK(notebook), dive_list, 1);
 861         gtk_notebook_set_tab_reorderable(GTK_NOTEBOOK(notebook), dive_list, 1);
 862
 863         /* Frame for dive profile */
 864         dive_profile = dive_profile_widget();
 865         gtk_widget_set_name(dive_profile, "Dive Profile");
 866         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), dive_profile, gtk_label_new("Dive Profile"));
 867         gtk_notebook_set_tab_detachable(GTK_NOTEBOOK(notebook), dive_profile, 1);
 868         gtk_notebook_set_tab_reorderable(GTK_NOTEBOOK(notebook), dive_profile, 1);
 869
 870         /* Frame for extended dive info */
 871         dive_info = extended_dive_info_widget();
 872         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), dive_info, gtk_label_new("Dive Notes"));
 873
 874         /* Frame for dive equipment */
 875         equipment = equipment_widget();
 876         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), equipment, gtk_label_new("Equipment"));
 877
 878         gtk_widget_set_app_paintable(win, TRUE);
 879         gtk_widget_show_all(win);
 880
 881         return;
 882 }
 883
 884 void run_ui(void)
 885 {
 886         gtk_main();
 887 }
 888
 889 typedef struct {
 890         cairo_rectangle_int_t rect;
 891         const char *text;
 892 } tooltip_record_t;
 893
 894 static tooltip_record_t *tooltip_rects;
 895 static int tooltips;
 896
 897 void attach_tooltip(int x, int y, int w, int h, const char *text)
 898 {
 899         cairo_rectangle_int_t *rect;
 900         tooltip_rects = realloc(tooltip_rects, (tooltips + 1) * sizeof(tooltip_record_t));
 901         rect = &tooltip_rects[tooltips].rect;
 902         rect->x = x;
 903         rect->y = y;
 904         rect->width = w;
 905         rect->height = h;
 906         tooltip_rects[tooltips].text = text;
 907         tooltips++;
 908 }
 909
 910 #define INSIDE_RECT(_r,_x,_y)   ((_r.x <= _x) && (_r.x + _r.width >= _x) && \
 911                                 (_r.y <= _y) && (_r.y + _r.height >= _y))
 912
 913 static gboolean profile_tooltip (GtkWidget *widget, gint x, gint y,
 914                         gboolean keyboard_mode, GtkTooltip *tooltip, gpointer user_data)
 915 {
 916         int i;
 917         cairo_rectangle_int_t *drawing_area = user_data;
 918         gint tx = x - drawing_area->x; /* get transformed coordinates */
 919         gint ty = y - drawing_area->y;
 920
 921         /* are we over an event marker ? */
 922         for (i = 0; i < tooltips; i++) {
 923                 if (INSIDE_RECT(tooltip_rects[i].rect, tx, ty)) {
 924                         gtk_tooltip_set_text(tooltip,tooltip_rects[i].text);
 925                         return TRUE; /* show tooltip */
 926                 }
 927         }
 928         return FALSE; /* don't show tooltip */
 929 }
 930
 931 static gboolean expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer data)
 932 {
 933         struct dive *dive = current_dive;
 934         struct graphics_context gc = { .printer = 0 };
 935         static cairo_rectangle_int_t drawing_area;
 936
 937         /* the drawing area gives TOTAL width * height - x,y is used as the topx/topy offset
 938          * so effective drawing area is width-2x * height-2y */
 939         drawing_area.width = widget->allocation.width;
 940         drawing_area.height = widget->allocation.height;
 941         drawing_area.x = drawing_area.width / 20.0;
 942         drawing_area.y = drawing_area.height / 20.0;
 943
 944         gc.cr = gdk_cairo_create(widget->window);
 945         g_object_set(widget, "has-tooltip", TRUE, NULL);
 946         g_signal_connect(widget, "query-tooltip", G_CALLBACK(profile_tooltip), &drawing_area);
 947         set_source_rgb(&gc, 0, 0, 0);
 948         cairo_paint(gc.cr);
 949
 950         if (dive) {
 951                 if (tooltip_rects) {
 952                         free(tooltip_rects);
 953                         tooltip_rects = NULL;
 954                 }
 955                 tooltips = 0;
 956                 plot(&gc, &drawing_area, dive);
 957         }
 958         cairo_destroy(gc.cr);
 959
 960         return FALSE;
 961 }
 962
 963 GtkWidget *dive_profile_widget(void)
 964 {
 965         GtkWidget *da;
 966
 967         da = gtk_drawing_area_new();
 968         gtk_widget_set_size_request(da, 350, 250);
 969         g_signal_connect(da, "expose_event", G_CALLBACK(expose_event), NULL);
 970
 971         return da;
 972 }
 973
 974 int process_ui_events(void)
 975 {
 976         int ret=0;
 977
 978         while (gtk_events_pending()) {
 979                 if (gtk_main_iteration_do(0)) {
 980                         ret = 1;
 981                         break;
 982                 }
 983         }
 984         return(ret);
 985 }
 986
 987
 988 static void fill_computer_list(GtkListStore *store)
 989 {
 990         GtkTreeIter iter;
 991         struct device_list *list = device_list;
 992
 993         for (list = device_list ; list->name ; list++) {
 994                 gtk_list_store_append(store, &iter);
 995                 gtk_list_store_set(store, &iter,
 996                         0, list->name,
 997                         1, list->type,
 998                         -1);
 999         }
1000 }
1001
1002 static GtkComboBox *dive_computer_selector(GtkWidget *vbox)
1003 {
1004         GtkWidget *hbox, *combo_box, *frame;
1005         GtkListStore *model;
1006         GtkCellRenderer *renderer;
1007
1008         hbox = gtk_hbox_new(FALSE, 6);
1009         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 3);
1010
1011         model = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_INT);
1012         fill_computer_list(model);
1013
1014         frame = gtk_frame_new("Dive computer");
1015         gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 3);
1016
1017         combo_box = gtk_combo_box_new_with_model(GTK_TREE_MODEL(model));
1018         gtk_container_add(GTK_CONTAINER(frame), combo_box);
1019
1020         renderer = gtk_cell_renderer_text_new();
1021         gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combo_box), renderer, TRUE);
1022         gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo_box), renderer, "text", 0, NULL);
1023
1024         return GTK_COMBO_BOX(combo_box);
1025 }
1026
1027 static GtkEntry *dive_computer_device(GtkWidget *vbox)
1028 {
1029         GtkWidget *hbox, *entry, *frame;
1030
1031         hbox = gtk_hbox_new(FALSE, 6);
1032         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 3);
1033
1034         frame = gtk_frame_new("Device name");
1035         gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 3);
1036
1037         entry = gtk_entry_new();
1038         gtk_container_add(GTK_CONTAINER(frame), entry);
1039         gtk_entry_set_text(GTK_ENTRY(entry), "/dev/ttyUSB0");
1040
1041         return GTK_ENTRY(entry);
1042 }
1043
1044 /* once a file is selected in the FileChooserButton we want to exit the import dialog */
1045 static void on_file_set(GtkFileChooserButton *widget, gpointer _data)
1046 {
1047         GtkDialog *main_dialog = _data;
1048
1049         gtk_dialog_response(main_dialog, GTK_RESPONSE_ACCEPT);
1050 }
1051
1052 static GtkWidget *xml_file_selector(GtkWidget *vbox, GtkWidget *main_dialog)
1053 {
1054         GtkWidget *hbox, *frame, *chooser, *dialog;
1055         GtkFileFilter *filter;
1056
1057         hbox = gtk_hbox_new(FALSE, 6);
1058         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 3);
1059
1060         frame = gtk_frame_new("XML file name");
1061         gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 3);
1062         dialog = gtk_file_chooser_dialog_new("Open XML File",
1063                 GTK_WINDOW(main_window),
1064                 GTK_FILE_CHOOSER_ACTION_OPEN,
1065                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
1066                 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
1067                 NULL);
1068         gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), FALSE);
1069
1070         filter = gtk_file_filter_new();
1071         gtk_file_filter_add_pattern(filter, "*.xml");
1072         gtk_file_filter_add_pattern(filter, "*.XML");
1073         gtk_file_filter_add_pattern(filter, "*.sda");
1074         gtk_file_filter_add_pattern(filter, "*.SDA");
1075         gtk_file_filter_add_mime_type(filter, "text/xml");
1076         gtk_file_filter_set_name(filter, "XML file");
1077         gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(dialog), filter);
1078
1079         chooser = gtk_file_chooser_button_new_with_dialog(dialog);
1080         g_signal_connect(G_OBJECT(chooser), "file-set", G_CALLBACK(on_file_set), main_dialog);
1081
1082         gtk_file_chooser_button_set_width_chars(GTK_FILE_CHOOSER_BUTTON(chooser), 30);
1083         gtk_container_add(GTK_CONTAINER(frame), chooser);
1084
1085         return chooser;
1086 }
1087
1088 static void do_import_file(gpointer data, gpointer user_data)
1089 {
1090         GError *error = NULL;
1091         parse_xml_file(data, &error);
1092
1093         if (error != NULL)
1094         {
1095                 report_error(error);
1096                 g_error_free(error);
1097                 error = NULL;
1098         }
1099 }
1100
1101 void import_dialog(GtkWidget *w, gpointer data)
1102 {
1103         int result;
1104         GtkWidget *dialog, *hbox, *vbox, *label;
1105         GtkComboBox *computer;
1106         GtkEntry *device;
1107         GtkWidget *XMLchooser;
1108         device_data_t devicedata = {
1109                 .devname = NULL,
1110         };
1111
1112         dialog = gtk_dialog_new_with_buttons("Import from dive computer",
1113                 GTK_WINDOW(main_window),
1114                 GTK_DIALOG_DESTROY_WITH_PARENT,
1115                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
1116                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
1117                 NULL);
1118
1119         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
1120         label = gtk_label_new("Import: \nLoad XML file or import directly from dive computer");
1121         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, TRUE, 3);
1122         XMLchooser = xml_file_selector(vbox, dialog);
1123         computer = dive_computer_selector(vbox);
1124         device = dive_computer_device(vbox);
1125         hbox = gtk_hbox_new(FALSE, 6);
1126         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 3);
1127         devicedata.progress.bar = gtk_progress_bar_new();
1128         gtk_container_add(GTK_CONTAINER(hbox), devicedata.progress.bar);
1129
1130         gtk_widget_show_all(dialog);
1131         result = gtk_dialog_run(GTK_DIALOG(dialog));
1132         switch (result) {
1133                 int type;
1134                 GtkTreeIter iter;
1135                 GtkTreeModel *model;
1136                 const char *comp;
1137                 GSList *list;
1138         case GTK_RESPONSE_ACCEPT:
1139                 /* what happened - did the user pick a file? In that case
1140                  * we ignore whether a dive computer model was picked */
1141                 list = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(XMLchooser));
1142                 if (g_slist_length(list) == 0) {
1143                         if (!gtk_combo_box_get_active_iter(computer, &iter))
1144                                 break;
1145                         model = gtk_combo_box_get_model(computer);
1146                         gtk_tree_model_get(model, &iter,
1147                                         0, &comp,
1148                                         1, &type,
1149                                         -1);
1150                         devicedata.type = type;
1151                         devicedata.name = comp;
1152                         devicedata.devname = gtk_entry_get_text(device);
1153                         do_import(&devicedata);
1154                 } else {
1155                         g_slist_foreach(list,do_import_file,NULL);
1156                         g_slist_free(list);
1157                 }
1158                 break;
1159         default:
1160                 break;
1161         }
1162         gtk_widget_destroy(dialog);
1163
1164         report_dives(TRUE);
1165 }
1166
1167 void update_progressbar(progressbar_t *progress, double value)
1168 {
1169         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress->bar), value);
1170 }
1171
1172
1173 void set_filename(const char *filename)
1174 {
1175         if (!existing_filename && filename)
1176                 existing_filename = strdup(filename);
1177         return;
1178 }