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 "dive.h"
  12 #include "divelist.h"
  13 #include "display.h"
  14 #include "display-gtk.h"
  15
  16 #include "libdivecomputer.h"
  17
  18 GtkWidget *main_window;
  19 GtkWidget *main_vbox;
  20 GtkWidget *error_info_bar;
  21 GtkWidget *error_label;
  22 int        error_count;
  23
  24 #define DIVELIST_DEFAULT_FONT "Sans 8"
  25 const char *divelist_font;
  26
  27 struct units output_units;
  28
  29 static GtkWidget *dive_profile;
  30
  31 visible_cols_t visible_cols = {TRUE, FALSE};
  32
  33 void repaint_dive(void)
  34 {
  35         update_dive(current_dive);
  36         if (dive_profile)
  37                 gtk_widget_queue_draw(dive_profile);
  38 }
  39
  40 static char *existing_filename;
  41 static gboolean need_icon = TRUE;
  42
  43 static void on_info_bar_response(GtkWidget *widget, gint response,
  44                                  gpointer data)
  45 {
  46         if (response == GTK_RESPONSE_OK)
  47         {
  48                 gtk_widget_destroy(widget);
  49                 error_info_bar = NULL;
  50         }
  51 }
  52
  53 void report_error(GError* error)
  54 {
  55         if (error == NULL)
  56         {
  57                 return;
  58         }
  59
  60         if (error_info_bar == NULL)
  61         {
  62                 error_count = 1;
  63                 error_info_bar = gtk_info_bar_new_with_buttons(GTK_STOCK_OK,
  64                                                                GTK_RESPONSE_OK,
  65                                                                NULL);
  66                 g_signal_connect(error_info_bar, "response", G_CALLBACK(on_info_bar_response), NULL);
  67                 gtk_info_bar_set_message_type(GTK_INFO_BAR(error_info_bar),
  68                                               GTK_MESSAGE_ERROR);
  69
  70                 error_label = gtk_label_new(error->message);
  71                 GtkWidget *container = gtk_info_bar_get_content_area(GTK_INFO_BAR(error_info_bar));
  72                 gtk_container_add(GTK_CONTAINER(container), error_label);
  73
  74                 gtk_box_pack_start(GTK_BOX(main_vbox), error_info_bar, FALSE, FALSE, 0);
  75                 gtk_widget_show_all(main_vbox);
  76         }
  77         else
  78         {
  79                 error_count++;
  80                 char buffer[256];
  81                 snprintf(buffer, sizeof(buffer), "Failed to open %i files.", error_count);
  82                 gtk_label_set(GTK_LABEL(error_label), buffer);
  83         }
  84 }
  85
  86 static void file_open(GtkWidget *w, gpointer data)
  87 {
  88         GtkWidget *dialog;
  89         GtkFileFilter *filter;
  90
  91         dialog = gtk_file_chooser_dialog_new("Open File",
  92                 GTK_WINDOW(main_window),
  93                 GTK_FILE_CHOOSER_ACTION_OPEN,
  94                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
  95                 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
  96                 NULL);
  97         gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), TRUE);
  98
  99         filter = gtk_file_filter_new();
 100         gtk_file_filter_add_pattern(filter, "*.xml");
 101         gtk_file_filter_add_pattern(filter, "*.XML");
 102         gtk_file_filter_add_pattern(filter, "*.sda");
 103         gtk_file_filter_add_pattern(filter, "*.SDA");
 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 = 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(FALSE);
 129         }
 130         gtk_widget_destroy(dialog);
 131 }
 132
 133 static void file_save(GtkWidget *w, gpointer data)
 134 {
 135         GtkWidget *dialog;
 136         dialog = gtk_file_chooser_dialog_new("Save File",
 137                 GTK_WINDOW(main_window),
 138                 GTK_FILE_CHOOSER_ACTION_SAVE,
 139                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 140                 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 141                 NULL);
 142         gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dialog), TRUE);
 143         if (!existing_filename) {
 144                 gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), "Untitled document");
 145         } else
 146                 gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), existing_filename);
 147
 148         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 149                 char *filename;
 150                 filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
 151                 save_dives(filename);
 152                 g_free(filename);
 153                 mark_divelist_changed(FALSE);
 154         }
 155         gtk_widget_destroy(dialog);
 156 }
 157
 158 static void ask_save_changes()
 159 {
 160         GtkWidget *dialog, *label, *content;
 161         dialog = gtk_dialog_new_with_buttons("Save Changes?",
 162                 GTK_WINDOW(main_window), GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 163                 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 164                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 165                 NULL);
 166         content = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
 167         label = gtk_label_new ("You have unsaved changes\nWould you like to save those before exiting the program?");
 168         gtk_container_add (GTK_CONTAINER (content), label);
 169         gtk_widget_show_all (dialog);
 170         gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT);
 171         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 172                 file_save(NULL,NULL);
 173         }
 174         gtk_widget_destroy(dialog);
 175 }
 176
 177 static gboolean on_delete(GtkWidget* w, gpointer data)
 178 {
 179         /* Make sure to flush any modified dive data */
 180         update_dive(NULL);
 181
 182         if (unsaved_changes())
 183                 ask_save_changes();
 184
 185         return FALSE; /* go ahead, kill the program, we're good now */
 186 }
 187
 188 static void on_destroy(GtkWidget* w, gpointer data)
 189 {
 190         gtk_main_quit();
 191 }
 192
 193 static void quit(GtkWidget *w, gpointer data)
 194 {
 195         /* Make sure to flush any modified dive data */
 196         update_dive(NULL);
 197
 198         if (unsaved_changes())
 199                 ask_save_changes();
 200         gtk_main_quit();
 201 }
 202
 203 GtkTreeViewColumn *tree_view_column(GtkWidget *tree_view, int index, const char *title,
 204                                 data_func_t data_func, PangoAlignment align, gboolean visible)
 205 {
 206         GtkCellRenderer *renderer;
 207         GtkTreeViewColumn *col;
 208         double xalign = 0.0; /* left as default */
 209
 210         renderer = gtk_cell_renderer_text_new();
 211         col = gtk_tree_view_column_new();
 212
 213         gtk_tree_view_column_set_title(col, title);
 214         gtk_tree_view_column_set_sort_column_id(col, index);
 215         gtk_tree_view_column_set_resizable(col, TRUE);
 216         gtk_tree_view_column_pack_start(col, renderer, TRUE);
 217         if (data_func)
 218                 gtk_tree_view_column_set_cell_data_func(col, renderer, data_func, (void *)(long)index, NULL);
 219         else
 220                 gtk_tree_view_column_add_attribute(col, renderer, "text", index);
 221         gtk_object_set(GTK_OBJECT(renderer), "alignment", align, NULL);
 222         switch (align) {
 223         case PANGO_ALIGN_LEFT:
 224                 xalign = 0.0;
 225                 break;
 226         case PANGO_ALIGN_CENTER:
 227                 xalign = 0.5;
 228                 break;
 229         case PANGO_ALIGN_RIGHT:
 230                 xalign = 1.0;
 231                 break;
 232         }
 233         gtk_cell_renderer_set_alignment(GTK_CELL_RENDERER(renderer), xalign, 0.5);
 234         gtk_tree_view_column_set_visible(col, visible);
 235         gtk_tree_view_append_column(GTK_TREE_VIEW(tree_view), col);
 236         return col;
 237 }
 238
 239 static void create_radio(GtkWidget *vbox, const char *name, ...)
 240 {
 241         va_list args;
 242         GtkRadioButton *group = NULL;
 243         GtkWidget *box, *label;
 244
 245         box = gtk_hbox_new(TRUE, 10);
 246         gtk_box_pack_start(GTK_BOX(vbox), box, FALSE, FALSE, 0);
 247
 248         label = gtk_label_new(name);
 249         gtk_box_pack_start(GTK_BOX(box), label, TRUE, TRUE, 0);
 250
 251         va_start(args, name);
 252         for (;;) {
 253                 int enabled;
 254                 const char *name;
 255                 GtkWidget *button;
 256                 void *callback_fn;
 257
 258                 name = va_arg(args, char *);
 259                 if (!name)
 260                         break;
 261                 callback_fn = va_arg(args, void *);
 262                 enabled = va_arg(args, int);
 263
 264                 button = gtk_radio_button_new_with_label_from_widget(group, name);
 265                 group = GTK_RADIO_BUTTON(button);
 266                 gtk_box_pack_start(GTK_BOX(box), button, TRUE, TRUE, 0);
 267                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), enabled);
 268                 g_signal_connect(button, "toggled", G_CALLBACK(callback_fn), NULL);
 269         }
 270         va_end(args);
 271 }
 272
 273 #define UNITCALLBACK(name, type, value)                         \
 274 static void name(GtkWidget *w, gpointer data)                   \
 275 {                                                               \
 276         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) \
 277                 menu_units.type = value;                        \
 278 }
 279
 280 static struct units menu_units;
 281
 282 UNITCALLBACK(set_meter, length, METERS)
 283 UNITCALLBACK(set_feet, length, FEET)
 284 UNITCALLBACK(set_bar, pressure, BAR)
 285 UNITCALLBACK(set_psi, pressure, PSI)
 286 UNITCALLBACK(set_liter, volume, LITER)
 287 UNITCALLBACK(set_cuft, volume, CUFT)
 288 UNITCALLBACK(set_celsius, temperature, CELSIUS)
 289 UNITCALLBACK(set_fahrenheit, temperature, FAHRENHEIT)
 290
 291 #define OPTIONCALLBACK(name, option) \
 292 static void name(GtkWidget *w, gpointer data) \
 293 { \
 294         option = GTK_TOGGLE_BUTTON(w)->active; \
 295 }
 296
 297 OPTIONCALLBACK(otu_toggle, visible_cols.otu)
 298 OPTIONCALLBACK(sac_toggle, visible_cols.sac)
 299 OPTIONCALLBACK(nitrox_toggle, visible_cols.nitrox)
 300 OPTIONCALLBACK(temperature_toggle, visible_cols.temperature)
 301 OPTIONCALLBACK(cylinder_toggle, visible_cols.cylinder)
 302
 303 static void event_toggle(GtkWidget *w, gpointer _data)
 304 {
 305         gboolean *plot_ev = _data;
 306
 307         *plot_ev = GTK_TOGGLE_BUTTON(w)->active;
 308 }
 309
 310 static void preferences_dialog(GtkWidget *w, gpointer data)
 311 {
 312         int result;
 313         GtkWidget *dialog, *font, *frame, *box, *vbox, *button;
 314
 315         menu_units = output_units;
 316
 317         dialog = gtk_dialog_new_with_buttons("Preferences",
 318                 GTK_WINDOW(main_window),
 319                 GTK_DIALOG_DESTROY_WITH_PARENT,
 320                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 321                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 322                 NULL);
 323
 324         frame = gtk_frame_new("Units");
 325         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 326         gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
 327
 328         box = gtk_vbox_new(FALSE, 6);
 329         gtk_container_add(GTK_CONTAINER(frame), box);
 330
 331         create_radio(box, "Depth:",
 332                 "Meter", set_meter, (output_units.length == METERS),
 333                 "Feet",  set_feet, (output_units.length == FEET),
 334                 NULL);
 335
 336         create_radio(box, "Pressure:",
 337                 "Bar", set_bar, (output_units.pressure == BAR),
 338                 "PSI",  set_psi, (output_units.pressure == PSI),
 339                 NULL);
 340
 341         create_radio(box, "Volume:",
 342                 "Liter",  set_liter, (output_units.volume == LITER),
 343                 "CuFt", set_cuft, (output_units.volume == CUFT),
 344                 NULL);
 345
 346         create_radio(box, "Temperature:",
 347                 "Celsius", set_celsius, (output_units.temperature == CELSIUS),
 348                 "Fahrenheit",  set_fahrenheit, (output_units.temperature == FAHRENHEIT),
 349                 NULL);
 350
 351         frame = gtk_frame_new("Columns");
 352         gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->vbox), frame, FALSE, FALSE, 5);
 353
 354         box = gtk_hbox_new(FALSE, 6);
 355         gtk_container_add(GTK_CONTAINER(frame), box);
 356
 357         button = gtk_check_button_new_with_label("Show Temp");
 358         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.temperature);
 359         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 360         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(temperature_toggle), NULL);
 361
 362         button = gtk_check_button_new_with_label("Show Cyl");
 363         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.cylinder);
 364         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 365         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(cylinder_toggle), NULL);
 366
 367         button = gtk_check_button_new_with_label("Show O" UTF8_SUBSCRIPT_2 "%");
 368         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.nitrox);
 369         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 370         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(nitrox_toggle), NULL);
 371
 372         button = gtk_check_button_new_with_label("Show SAC");
 373         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.sac);
 374         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 375         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(sac_toggle), NULL);
 376
 377         button = gtk_check_button_new_with_label("Show OTU");
 378         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.otu);
 379         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 380         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(otu_toggle), NULL);
 381
 382         font = gtk_font_button_new_with_font(divelist_font);
 383         gtk_box_pack_start(GTK_BOX(vbox), font, FALSE, FALSE, 5);
 384
 385         gtk_widget_show_all(dialog);
 386         result = gtk_dialog_run(GTK_DIALOG(dialog));
 387         if (result == GTK_RESPONSE_ACCEPT) {
 388                 /* Make sure to flush any modified old dive data with old units */
 389                 update_dive(NULL);
 390
 391                 divelist_font = strdup(gtk_font_button_get_font_name(GTK_FONT_BUTTON(font)));
 392                 set_divelist_font(divelist_font);
 393
 394                 output_units = menu_units;
 395                 update_dive_list_units();
 396                 repaint_dive();
 397                 update_dive_list_col_visibility();
 398
 399                 subsurface_set_conf("feet", PREF_BOOL, BOOL_TO_PTR(output_units.length == FEET));
 400                 subsurface_set_conf("psi", PREF_BOOL, BOOL_TO_PTR(output_units.pressure == PSI));
 401                 subsurface_set_conf("cuft", PREF_BOOL, BOOL_TO_PTR(output_units.volume == CUFT));
 402                 subsurface_set_conf("fahrenheit", PREF_BOOL, BOOL_TO_PTR(output_units.temperature == FAHRENHEIT));
 403                 subsurface_set_conf("TEMPERATURE", PREF_BOOL, BOOL_TO_PTR(visible_cols.temperature));
 404                 subsurface_set_conf("CYLINDER", PREF_BOOL, BOOL_TO_PTR(visible_cols.cylinder));
 405                 subsurface_set_conf("NITROX", PREF_BOOL, BOOL_TO_PTR(visible_cols.nitrox));
 406                 subsurface_set_conf("SAC", PREF_BOOL, BOOL_TO_PTR(visible_cols.sac));
 407                 subsurface_set_conf("OTU", PREF_BOOL, BOOL_TO_PTR(visible_cols.otu));
 408                 subsurface_set_conf("divelist_font", PREF_STRING, divelist_font);
 409                 subsurface_close_conf();
 410         }
 411         gtk_widget_destroy(dialog);
 412 }
 413
 414 static void create_toggle(const char* label, int *on, void *_data)
 415 {
 416         GtkWidget *button, *table = _data;
 417         int rows, cols, x, y;
 418         static int count;
 419
 420         if (table == NULL) {
 421                 /* magic way to reset the number of toggle buttons
 422                  * that we have already added - call this before you
 423                  * create the dialog */
 424                 count = 0;
 425                 return;
 426         }
 427         g_object_get(G_OBJECT(table), "n-columns", &cols, "n-rows", &rows, NULL);
 428         if (count > rows * cols) {
 429                 gtk_table_resize(GTK_TABLE(table),rows+1,cols);
 430                 rows++;
 431         }
 432         x = count % cols;
 433         y = count / cols;
 434         button = gtk_check_button_new_with_label(label);
 435         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), *on);
 436         gtk_table_attach_defaults(GTK_TABLE(table), button, x, x+1, y, y+1);
 437         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(event_toggle), on);
 438         count++;
 439 }
 440
 441 static void selectevents_dialog(GtkWidget *w, gpointer data)
 442 {
 443         int result;
 444         GtkWidget *dialog, *frame, *vbox, *table;
 445
 446         dialog = gtk_dialog_new_with_buttons("SelectEvents",
 447                 GTK_WINDOW(main_window),
 448                 GTK_DIALOG_DESTROY_WITH_PARENT,
 449                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 450                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 451                 NULL);
 452         /* initialize the function that fills the table */
 453         create_toggle(NULL, NULL, NULL);
 454
 455         frame = gtk_frame_new("Enable / Disable Events");
 456         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 457         gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
 458
 459         table = gtk_table_new(1, 4, TRUE);
 460         gtk_container_add(GTK_CONTAINER(frame), table);
 461
 462         evn_foreach(&create_toggle, table);
 463
 464         gtk_widget_show_all(dialog);
 465         result = gtk_dialog_run(GTK_DIALOG(dialog));
 466         if (result == GTK_RESPONSE_ACCEPT) {
 467                 repaint_dive();
 468         }
 469         gtk_widget_destroy(dialog);
 470 }
 471
 472 static void renumber_dialog(GtkWidget *w, gpointer data)
 473 {
 474         int result;
 475         struct dive *dive;
 476         GtkWidget *dialog, *frame, *button, *vbox;
 477
 478         dialog = gtk_dialog_new_with_buttons("Renumber",
 479                 GTK_WINDOW(main_window),
 480                 GTK_DIALOG_DESTROY_WITH_PARENT,
 481                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 482                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 483                 NULL);
 484
 485         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 486
 487         frame = gtk_frame_new("New starting number");
 488         gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
 489
 490         button = gtk_spin_button_new_with_range(1, 50000, 1);
 491         gtk_container_add(GTK_CONTAINER(frame), button);
 492
 493         /*
 494          * Do we have a number for the first dive already? Use that
 495          * as the default.
 496          */
 497         dive = get_dive(0);
 498         if (dive && dive->number)
 499                 gtk_spin_button_set_value(GTK_SPIN_BUTTON(button), dive->number);
 500
 501         gtk_widget_show_all(dialog);
 502         result = gtk_dialog_run(GTK_DIALOG(dialog));
 503         if (result == GTK_RESPONSE_ACCEPT) {
 504                 int nr = gtk_spin_button_get_value(GTK_SPIN_BUTTON(button));
 505                 renumber_dives(nr);
 506                 repaint_dive();
 507         }
 508         gtk_widget_destroy(dialog);
 509 }
 510
 511 static void about_dialog(GtkWidget *w, gpointer data)
 512 {
 513         const char *logo_property = NULL;
 514         GdkPixbuf *logo = NULL;
 515
 516         if (need_icon) {
 517 #if defined __linux__ || defined __APPLE__
 518                 GtkWidget *image = gtk_image_new_from_file("subsurface.svg");
 519 #elif defined WIN32
 520                 GtkWidget *image = gtk_image_new_from_file("subsurface.ico");
 521 #endif
 522
 523                 if (image) {
 524                         logo = gtk_image_get_pixbuf(GTK_IMAGE(image));
 525                         logo_property = "logo";
 526                 }
 527         }
 528
 529         gtk_show_about_dialog(NULL,
 530                 "program-name", "SubSurface",
 531                 "comments", "Half-arsed divelog software in C",
 532                 "license", "GPLv2",
 533                 "version", VERSION_STRING,
 534                 "copyright", "Linus Torvalds 2011",
 535                 "logo-icon-name", "subsurface",
 536                 /* Must be last: */
 537                 logo_property, logo,
 538                 NULL);
 539 }
 540
 541 static GtkActionEntry menu_items[] = {
 542         { "FileMenuAction", GTK_STOCK_FILE, "File", NULL, NULL, NULL},
 543         { "LogMenuAction",  GTK_STOCK_FILE, "Log", NULL, NULL, NULL},
 544         { "FilterMenuAction",  GTK_STOCK_FILE, "Filter", NULL, NULL, NULL},
 545         { "HelpMenuAction", GTK_STOCK_HELP, "Help", NULL, NULL, NULL},
 546         { "OpenFile",       GTK_STOCK_OPEN, NULL,   "<control>O", NULL, G_CALLBACK(file_open) },
 547         { "SaveFile",       GTK_STOCK_SAVE, NULL,   "<control>S", NULL, G_CALLBACK(file_save) },
 548         { "Print",          GTK_STOCK_PRINT, NULL,  "<control>P", NULL, G_CALLBACK(do_print) },
 549         { "Import",         NULL, "Import", NULL, NULL, G_CALLBACK(import_dialog) },
 550         { "Preferences",    NULL, "Preferences", NULL, NULL, G_CALLBACK(preferences_dialog) },
 551         { "Renumber",       NULL, "Renumber", NULL, NULL, G_CALLBACK(renumber_dialog) },
 552         { "SelectEvents",   NULL, "SelectEvents", NULL, NULL, G_CALLBACK(selectevents_dialog) },
 553         { "Quit",           GTK_STOCK_QUIT, NULL,   "<control>Q", NULL, G_CALLBACK(quit) },
 554         { "About",          GTK_STOCK_ABOUT, NULL,  NULL, NULL, G_CALLBACK(about_dialog) },
 555 };
 556 static gint nmenu_items = sizeof (menu_items) / sizeof (menu_items[0]);
 557
 558 static const gchar* ui_string = " \
 559         <ui> \
 560                 <menubar name=\"MainMenu\"> \
 561                         <menu name=\"FileMenu\" action=\"FileMenuAction\"> \
 562                                 <menuitem name=\"Open\" action=\"OpenFile\" /> \
 563                                 <menuitem name=\"Save\" action=\"SaveFile\" /> \
 564                                 <menuitem name=\"Print\" action=\"Print\" /> \
 565                                 <separator name=\"Separator1\"/> \
 566                                 <menuitem name=\"Import\" action=\"Import\" /> \
 567                                 <separator name=\"Separator2\"/> \
 568                                 <menuitem name=\"Preferences\" action=\"Preferences\" /> \
 569                                 <separator name=\"Separator3\"/> \
 570                                 <menuitem name=\"Quit\" action=\"Quit\" /> \
 571                         </menu> \
 572                         <menu name=\"LogMenu\" action=\"LogMenuAction\"> \
 573                                 <menuitem name=\"Renumber\" action=\"Renumber\" /> \
 574                         </menu> \
 575                         <menu name=\"FilterMenu\" action=\"FilterMenuAction\"> \
 576                                 <menuitem name=\"SelectEvents\" action=\"SelectEvents\" /> \
 577                         </menu> \
 578                         <menu name=\"Help\" action=\"HelpMenuAction\"> \
 579                                 <menuitem name=\"About\" action=\"About\" /> \
 580                         </menu> \
 581                 </menubar> \
 582         </ui> \
 583 ";
 584
 585 static GtkWidget *get_menubar_menu(GtkWidget *window)
 586 {
 587         GtkActionGroup *action_group = gtk_action_group_new("Menu");
 588         gtk_action_group_add_actions(action_group, menu_items, nmenu_items, 0);
 589
 590         GtkUIManager *ui_manager = gtk_ui_manager_new();
 591         gtk_ui_manager_insert_action_group(ui_manager, action_group, 0);
 592         GError* error = 0;
 593         gtk_ui_manager_add_ui_from_string(GTK_UI_MANAGER(ui_manager), ui_string, -1, &error);
 594
 595         gtk_window_add_accel_group(GTK_WINDOW(window), gtk_ui_manager_get_accel_group(ui_manager));
 596         GtkWidget* menu = gtk_ui_manager_get_widget(ui_manager, "/MainMenu");
 597
 598         return menu;
 599 }
 600
 601 static void switch_page(GtkNotebook *notebook, gint arg1, gpointer user_data)
 602 {
 603         repaint_dive();
 604 }
 605
 606 void init_ui(int *argcp, char ***argvp)
 607 {
 608         GtkWidget *win;
 609         GtkWidget *notebook;
 610         GtkWidget *dive_info;
 611         GtkWidget *dive_list;
 612         GtkWidget *equipment;
 613         GtkWidget *stats;
 614         GtkWidget *menubar;
 615         GtkWidget *vbox;
 616         GtkWidget *hpane, *vpane;
 617         GdkScreen *screen;
 618         GtkIconTheme *icon_theme=NULL;
 619         GtkSettings *settings;
 620
 621         gtk_init(argcp, argvp);
 622         settings = gtk_settings_get_default();
 623         gtk_settings_set_long_property(settings, "gtk_tooltip_timeout", 10, "subsurface setting");
 624
 625         g_type_init();
 626
 627         subsurface_open_conf();
 628         if (subsurface_get_conf("feet", PREF_BOOL))
 629                 output_units.length = FEET;
 630         if (subsurface_get_conf("psi", PREF_BOOL))
 631                 output_units.pressure = PSI;
 632         if (subsurface_get_conf("cuft", PREF_BOOL))
 633                 output_units.volume = CUFT;
 634         if (subsurface_get_conf("fahrenheit", PREF_BOOL))
 635                 output_units.temperature = FAHRENHEIT;
 636         /* an unset key is FALSE - all these are hidden by default */
 637         visible_cols.cylinder = PTR_TO_BOOL(subsurface_get_conf("CYLINDER", PREF_BOOL));
 638         visible_cols.temperature = PTR_TO_BOOL(subsurface_get_conf("TEMPERATURE", PREF_BOOL));
 639         visible_cols.nitrox = PTR_TO_BOOL(subsurface_get_conf("NITROX", PREF_BOOL));
 640         visible_cols.otu = PTR_TO_BOOL(subsurface_get_conf("OTU", PREF_BOOL));
 641         visible_cols.sac = PTR_TO_BOOL(subsurface_get_conf("SAC", PREF_BOOL));
 642
 643         divelist_font = subsurface_get_conf("divelist_font", PREF_STRING);
 644
 645         if (!divelist_font)
 646                 divelist_font = DIVELIST_DEFAULT_FONT;
 647
 648         error_info_bar = NULL;
 649         win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 650         g_set_application_name ("subsurface");
 651         /* Let's check if the subsurface icon has been installed or if
 652          * we need to try to load it from the current directory */
 653         screen = gdk_screen_get_default();
 654         if (screen)
 655                 icon_theme = gtk_icon_theme_get_for_screen(screen);
 656         if (icon_theme) {
 657                 if (gtk_icon_theme_has_icon(icon_theme, "subsurface")) {
 658                         need_icon = FALSE;
 659                         gtk_window_set_default_icon_name ("subsurface");
 660                 }
 661         }
 662         if (need_icon)
 663 #if defined __linux__ || defined __APPLE__
 664                 gtk_window_set_icon_from_file(GTK_WINDOW(win), "subsurface.svg", NULL);
 665 #elif defined WIN32
 666                 gtk_window_set_icon_from_file(GTK_WINDOW(win), "subsurface.ico", NULL);
 667 #endif
 668         g_signal_connect(G_OBJECT(win), "delete-event", G_CALLBACK(on_delete), NULL);
 669         g_signal_connect(G_OBJECT(win), "destroy", G_CALLBACK(on_destroy), NULL);
 670         main_window = win;
 671
 672         vbox = gtk_vbox_new(FALSE, 0);
 673         gtk_container_add(GTK_CONTAINER(win), vbox);
 674         main_vbox = vbox;
 675
 676         menubar = get_menubar_menu(win);
 677         gtk_box_pack_start(GTK_BOX(vbox), menubar, FALSE, FALSE, 0);
 678
 679         vpane = gtk_vpaned_new();
 680         gtk_box_pack_start(GTK_BOX(vbox), vpane, TRUE, TRUE, 3);
 681
 682         hpane = gtk_hpaned_new();
 683         gtk_paned_add1(GTK_PANED(vpane), hpane);
 684
 685         /* Notebook for dive info vs profile vs .. */
 686         notebook = gtk_notebook_new();
 687         gtk_paned_add1(GTK_PANED(hpane), notebook);
 688         g_signal_connect(notebook, "switch-page", G_CALLBACK(switch_page), NULL);
 689
 690         /* Create the actual divelist */
 691         dive_list = dive_list_create();
 692         gtk_widget_set_name(dive_list, "Dive List");
 693         gtk_paned_add2(GTK_PANED(vpane), dive_list);
 694
 695         /* Frame for dive profile */
 696         dive_profile = dive_profile_widget();
 697         gtk_widget_set_name(dive_profile, "Dive Profile");
 698         gtk_paned_add2(GTK_PANED(hpane), dive_profile);
 699
 700         /* Frame for extended dive info */
 701         dive_info = extended_dive_info_widget();
 702         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), dive_info, gtk_label_new("Dive Notes"));
 703
 704         /* Frame for dive equipment */
 705         equipment = equipment_widget();
 706         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), equipment, gtk_label_new("Equipment"));
 707
 708         /* Frame for dive statistics */
 709         stats = stats_widget();
 710         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), stats, gtk_label_new("Info & Stats"));
 711
 712         gtk_widget_set_app_paintable(win, TRUE);
 713         gtk_widget_show_all(win);
 714
 715         return;
 716 }
 717
 718 void run_ui(void)
 719 {
 720         gtk_main();
 721 }
 722
 723 typedef struct {
 724         cairo_rectangle_int_t rect;
 725         const char *text;
 726 } tooltip_record_t;
 727
 728 static tooltip_record_t *tooltip_rects;
 729 static int tooltips;
 730
 731 void attach_tooltip(int x, int y, int w, int h, const char *text)
 732 {
 733         cairo_rectangle_int_t *rect;
 734         tooltip_rects = realloc(tooltip_rects, (tooltips + 1) * sizeof(tooltip_record_t));
 735         rect = &tooltip_rects[tooltips].rect;
 736         rect->x = x;
 737         rect->y = y;
 738         rect->width = w;
 739         rect->height = h;
 740         tooltip_rects[tooltips].text = text;
 741         tooltips++;
 742 }
 743
 744 #define INSIDE_RECT(_r,_x,_y)   ((_r.x <= _x) && (_r.x + _r.width >= _x) && \
 745                                 (_r.y <= _y) && (_r.y + _r.height >= _y))
 746
 747 static gboolean profile_tooltip (GtkWidget *widget, gint x, gint y,
 748                         gboolean keyboard_mode, GtkTooltip *tooltip, gpointer user_data)
 749 {
 750         int i;
 751         cairo_rectangle_int_t *drawing_area = user_data;
 752         gint tx = x - drawing_area->x; /* get transformed coordinates */
 753         gint ty = y - drawing_area->y;
 754
 755         /* are we over an event marker ? */
 756         for (i = 0; i < tooltips; i++) {
 757                 if (INSIDE_RECT(tooltip_rects[i].rect, tx, ty)) {
 758                         gtk_tooltip_set_text(tooltip,tooltip_rects[i].text);
 759                         return TRUE; /* show tooltip */
 760                 }
 761         }
 762         return FALSE; /* don't show tooltip */
 763 }
 764
 765 static gboolean expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer data)
 766 {
 767         struct dive *dive = current_dive;
 768         struct graphics_context gc = { .printer = 0 };
 769         static cairo_rectangle_int_t drawing_area;
 770
 771         /* the drawing area gives TOTAL width * height - x,y is used as the topx/topy offset
 772          * so effective drawing area is width-2x * height-2y */
 773         drawing_area.width = widget->allocation.width;
 774         drawing_area.height = widget->allocation.height;
 775         drawing_area.x = drawing_area.width / 20.0;
 776         drawing_area.y = drawing_area.height / 20.0;
 777
 778         gc.cr = gdk_cairo_create(widget->window);
 779         g_object_set(widget, "has-tooltip", TRUE, NULL);
 780         g_signal_connect(widget, "query-tooltip", G_CALLBACK(profile_tooltip), &drawing_area);
 781         set_source_rgb(&gc, 0, 0, 0);
 782         cairo_paint(gc.cr);
 783
 784         if (dive) {
 785                 if (tooltip_rects) {
 786                         free(tooltip_rects);
 787                         tooltip_rects = NULL;
 788                 }
 789                 tooltips = 0;
 790                 plot(&gc, &drawing_area, dive);
 791         }
 792         cairo_destroy(gc.cr);
 793
 794         return FALSE;
 795 }
 796
 797 GtkWidget *dive_profile_widget(void)
 798 {
 799         GtkWidget *da;
 800
 801         da = gtk_drawing_area_new();
 802         gtk_widget_set_size_request(da, 350, 250);
 803         g_signal_connect(da, "expose_event", G_CALLBACK(expose_event), NULL);
 804
 805         return da;
 806 }
 807
 808 int process_ui_events(void)
 809 {
 810         int ret=0;
 811
 812         while (gtk_events_pending()) {
 813                 if (gtk_main_iteration_do(0)) {
 814                         ret = 1;
 815                         break;
 816                 }
 817         }
 818         return(ret);
 819 }
 820
 821
 822 static void fill_computer_list(GtkListStore *store)
 823 {
 824         GtkTreeIter iter;
 825         struct device_list *list = device_list;
 826
 827         for (list = device_list ; list->name ; list++) {
 828                 gtk_list_store_append(store, &iter);
 829                 gtk_list_store_set(store, &iter,
 830                         0, list->name,
 831                         1, list->type,
 832                         -1);
 833         }
 834 }
 835
 836 static GtkComboBox *dive_computer_selector(GtkWidget *vbox)
 837 {
 838         GtkWidget *hbox, *combo_box, *frame;
 839         GtkListStore *model;
 840         GtkCellRenderer *renderer;
 841
 842         hbox = gtk_hbox_new(FALSE, 6);
 843         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 3);
 844
 845         model = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_INT);
 846         fill_computer_list(model);
 847
 848         frame = gtk_frame_new("Dive computer");
 849         gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 3);
 850
 851         combo_box = gtk_combo_box_new_with_model(GTK_TREE_MODEL(model));
 852         gtk_container_add(GTK_CONTAINER(frame), combo_box);
 853
 854         renderer = gtk_cell_renderer_text_new();
 855         gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combo_box), renderer, TRUE);
 856         gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo_box), renderer, "text", 0, NULL);
 857
 858         return GTK_COMBO_BOX(combo_box);
 859 }
 860
 861 static GtkEntry *dive_computer_device(GtkWidget *vbox)
 862 {
 863         GtkWidget *hbox, *entry, *frame;
 864
 865         hbox = gtk_hbox_new(FALSE, 6);
 866         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 3);
 867
 868         frame = gtk_frame_new("Device name");
 869         gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 3);
 870
 871         entry = gtk_entry_new();
 872         gtk_container_add(GTK_CONTAINER(frame), entry);
 873         gtk_entry_set_text(GTK_ENTRY(entry), "/dev/ttyUSB0");
 874
 875         return GTK_ENTRY(entry);
 876 }
 877
 878 /* once a file is selected in the FileChooserButton we want to exit the import dialog */
 879 static void on_file_set(GtkFileChooserButton *widget, gpointer _data)
 880 {
 881         GtkDialog *main_dialog = _data;
 882
 883         gtk_dialog_response(main_dialog, GTK_RESPONSE_ACCEPT);
 884 }
 885
 886 static GtkWidget *xml_file_selector(GtkWidget *vbox, GtkWidget *main_dialog)
 887 {
 888         GtkWidget *hbox, *frame, *chooser, *dialog;
 889         GtkFileFilter *filter;
 890
 891         hbox = gtk_hbox_new(FALSE, 6);
 892         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 3);
 893
 894         frame = gtk_frame_new("XML file name");
 895         gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 3);
 896         dialog = gtk_file_chooser_dialog_new("Open XML File",
 897                 GTK_WINDOW(main_window),
 898                 GTK_FILE_CHOOSER_ACTION_OPEN,
 899                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 900                 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
 901                 NULL);
 902         gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), FALSE);
 903
 904         filter = gtk_file_filter_new();
 905         gtk_file_filter_add_pattern(filter, "*.xml");
 906         gtk_file_filter_add_pattern(filter, "*.XML");
 907         gtk_file_filter_add_pattern(filter, "*.sda");
 908         gtk_file_filter_add_pattern(filter, "*.SDA");
 909         gtk_file_filter_add_mime_type(filter, "text/xml");
 910         gtk_file_filter_set_name(filter, "XML file");
 911         gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(dialog), filter);
 912
 913         chooser = gtk_file_chooser_button_new_with_dialog(dialog);
 914         g_signal_connect(G_OBJECT(chooser), "file-set", G_CALLBACK(on_file_set), main_dialog);
 915
 916         gtk_file_chooser_button_set_width_chars(GTK_FILE_CHOOSER_BUTTON(chooser), 30);
 917         gtk_container_add(GTK_CONTAINER(frame), chooser);
 918
 919         return chooser;
 920 }
 921
 922 static void do_import_file(gpointer data, gpointer user_data)
 923 {
 924         GError *error = NULL;
 925         parse_xml_file(data, &error);
 926
 927         if (error != NULL)
 928         {
 929                 report_error(error);
 930                 g_error_free(error);
 931                 error = NULL;
 932         }
 933 }
 934
 935 void import_dialog(GtkWidget *w, gpointer data)
 936 {
 937         int result;
 938         GtkWidget *dialog, *hbox, *vbox, *label;
 939         GtkComboBox *computer;
 940         GtkEntry *device;
 941         GtkWidget *XMLchooser;
 942         device_data_t devicedata = {
 943                 .devname = NULL,
 944         };
 945
 946         dialog = gtk_dialog_new_with_buttons("Import from dive computer",
 947                 GTK_WINDOW(main_window),
 948                 GTK_DIALOG_DESTROY_WITH_PARENT,
 949                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 950                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 951                 NULL);
 952
 953         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 954         label = gtk_label_new("Import: \nLoad XML file or import directly from dive computer");
 955         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, TRUE, 3);
 956         XMLchooser = xml_file_selector(vbox, dialog);
 957         computer = dive_computer_selector(vbox);
 958         device = dive_computer_device(vbox);
 959         hbox = gtk_hbox_new(FALSE, 6);
 960         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 3);
 961         devicedata.progress.bar = gtk_progress_bar_new();
 962         gtk_container_add(GTK_CONTAINER(hbox), devicedata.progress.bar);
 963
 964         gtk_widget_show_all(dialog);
 965         result = gtk_dialog_run(GTK_DIALOG(dialog));
 966         switch (result) {
 967                 int type;
 968                 GtkTreeIter iter;
 969                 GtkTreeModel *model;
 970                 const char *comp;
 971                 GSList *list;
 972         case GTK_RESPONSE_ACCEPT:
 973                 /* what happened - did the user pick a file? In that case
 974                  * we ignore whether a dive computer model was picked */
 975                 list = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(XMLchooser));
 976                 if (g_slist_length(list) == 0) {
 977                         if (!gtk_combo_box_get_active_iter(computer, &iter))
 978                                 break;
 979                         model = gtk_combo_box_get_model(computer);
 980                         gtk_tree_model_get(model, &iter,
 981                                         0, &comp,
 982                                         1, &type,
 983                                         -1);
 984                         devicedata.type = type;
 985                         devicedata.name = comp;
 986                         devicedata.devname = gtk_entry_get_text(device);
 987                         do_import(&devicedata);
 988                 } else {
 989                         g_slist_foreach(list,do_import_file,NULL);
 990                         g_slist_free(list);
 991                 }
 992                 break;
 993         default:
 994                 break;
 995         }
 996         gtk_widget_destroy(dialog);
 997
 998         report_dives(TRUE);
 999 }
1000
1001 void update_progressbar(progressbar_t *progress, double value)
1002 {
1003         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress->bar), value);
1004 }
1005
1006
1007 void set_filename(const char *filename)
1008 {
1009         if (!existing_filename && filename)
1010                 existing_filename = strdup(filename);
1011         return;
1012 }