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 #include <unistd.h>
  11
  12 #include "dive.h"
  13 #include "divelist.h"
  14 #include "display.h"
  15 #include "display-gtk.h"
  16
  17 #include "libdivecomputer.h"
  18
  19 GtkWidget *main_window;
  20 GtkWidget *main_vbox;
  21 GtkWidget *error_info_bar;
  22 GtkWidget *error_label;
  23 GtkWidget *vpane, *hpane;
  24 int        error_count;
  25
  26 const char *divelist_font;
  27
  28 struct units output_units;
  29
  30 static GtkWidget *dive_profile;
  31
  32 visible_cols_t visible_cols = {TRUE, FALSE};
  33
  34 void repaint_dive(void)
  35 {
  36         update_dive(current_dive);
  37         if (dive_profile)
  38                 gtk_widget_queue_draw(dive_profile);
  39 }
  40
  41 static char *existing_filename;
  42 static gboolean need_icon = TRUE;
  43
  44 static void on_info_bar_response(GtkWidget *widget, gint response,
  45                                  gpointer data)
  46 {
  47         if (response == GTK_RESPONSE_OK)
  48         {
  49                 gtk_widget_destroy(widget);
  50                 error_info_bar = NULL;
  51         }
  52 }
  53
  54 void report_error(GError* error)
  55 {
  56         if (error == NULL)
  57         {
  58                 return;
  59         }
  60
  61         if (error_info_bar == NULL)
  62         {
  63                 error_count = 1;
  64                 error_info_bar = gtk_info_bar_new_with_buttons(GTK_STOCK_OK,
  65                                                                GTK_RESPONSE_OK,
  66                                                                NULL);
  67                 g_signal_connect(error_info_bar, "response", G_CALLBACK(on_info_bar_response), NULL);
  68                 gtk_info_bar_set_message_type(GTK_INFO_BAR(error_info_bar),
  69                                               GTK_MESSAGE_ERROR);
  70
  71                 error_label = gtk_label_new(error->message);
  72                 GtkWidget *container = gtk_info_bar_get_content_area(GTK_INFO_BAR(error_info_bar));
  73                 gtk_container_add(GTK_CONTAINER(container), error_label);
  74
  75                 gtk_box_pack_start(GTK_BOX(main_vbox), error_info_bar, FALSE, FALSE, 0);
  76                 gtk_widget_show_all(main_vbox);
  77         }
  78         else
  79         {
  80                 error_count++;
  81                 char buffer[256];
  82                 snprintf(buffer, sizeof(buffer), "Failed to open %i files.", error_count);
  83                 gtk_label_set(GTK_LABEL(error_label), buffer);
  84         }
  85 }
  86
  87 static void file_open(GtkWidget *w, gpointer data)
  88 {
  89         GtkWidget *dialog;
  90         GtkFileFilter *filter;
  91
  92         dialog = gtk_file_chooser_dialog_new("Open File",
  93                 GTK_WINDOW(main_window),
  94                 GTK_FILE_CHOOSER_ACTION_OPEN,
  95                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
  96                 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
  97                 NULL);
  98         gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), TRUE);
  99
 100         filter = gtk_file_filter_new();
 101         gtk_file_filter_add_pattern(filter, "*.xml");
 102         gtk_file_filter_add_pattern(filter, "*.XML");
 103         gtk_file_filter_add_pattern(filter, "*.sda");
 104         gtk_file_filter_add_pattern(filter, "*.SDA");
 105         gtk_file_filter_add_mime_type(filter, "text/xml");
 106         gtk_file_filter_set_name(filter, "XML file");
 107         gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(dialog), filter);
 108
 109         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 110                 GSList *filenames, *fn_glist;
 111                 char *filename;
 112                 filenames = fn_glist = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(dialog));
 113
 114                 GError *error = NULL;
 115                 while(filenames != NULL) {
 116                         filename = filenames->data;
 117                         parse_file(filename, &error);
 118                         if (error != NULL)
 119                         {
 120                                 report_error(error);
 121                                 g_error_free(error);
 122                                 error = NULL;
 123                         }
 124
 125                         g_free(filename);
 126                         filenames = g_slist_next(filenames);
 127                 }
 128                 g_slist_free(fn_glist);
 129                 report_dives(FALSE);
 130         }
 131         gtk_widget_destroy(dialog);
 132 }
 133
 134 static void file_save(GtkWidget *w, gpointer data)
 135 {
 136         GtkWidget *dialog;
 137         dialog = gtk_file_chooser_dialog_new("Save File",
 138                 GTK_WINDOW(main_window),
 139                 GTK_FILE_CHOOSER_ACTION_SAVE,
 140                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 141                 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 142                 NULL);
 143         gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dialog), TRUE);
 144         if (!existing_filename) {
 145                 gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), "Untitled document");
 146         } else
 147                 gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), existing_filename);
 148
 149         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 150                 char *filename;
 151                 filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
 152                 save_dives(filename);
 153                 g_free(filename);
 154                 mark_divelist_changed(FALSE);
 155         }
 156         gtk_widget_destroy(dialog);
 157 }
 158
 159 static void ask_save_changes()
 160 {
 161         GtkWidget *dialog, *label, *content;
 162         dialog = gtk_dialog_new_with_buttons("Save Changes?",
 163                 GTK_WINDOW(main_window), GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 164                 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 165                 GTK_STOCK_NO, GTK_RESPONSE_NO,
 166                 NULL);
 167         content = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
 168         label = gtk_label_new ("You have unsaved changes\nWould you like to save those before exiting the program?");
 169         gtk_container_add (GTK_CONTAINER (content), label);
 170         gtk_widget_show_all (dialog);
 171         gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT);
 172         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 173                 file_save(NULL,NULL);
 174         }
 175         gtk_widget_destroy(dialog);
 176 }
 177
 178 static gboolean on_delete(GtkWidget* w, gpointer data)
 179 {
 180         /* Make sure to flush any modified dive data */
 181         update_dive(NULL);
 182
 183         if (unsaved_changes())
 184                 ask_save_changes();
 185
 186         return FALSE; /* go ahead, kill the program, we're good now */
 187 }
 188
 189 static void on_destroy(GtkWidget* w, gpointer data)
 190 {
 191         gtk_main_quit();
 192 }
 193
 194 static void quit(GtkWidget *w, gpointer data)
 195 {
 196         /* Make sure to flush any modified dive data */
 197         update_dive(NULL);
 198
 199         if (unsaved_changes())
 200                 ask_save_changes();
 201         gtk_main_quit();
 202 }
 203
 204 GtkTreeViewColumn *tree_view_column(GtkWidget *tree_view, int index, const char *title,
 205                                 data_func_t data_func, unsigned int flags)
 206 {
 207         GtkCellRenderer *renderer;
 208         GtkTreeViewColumn *col;
 209         double xalign = 0.0; /* left as default */
 210         PangoAlignment align;
 211         gboolean visible;
 212
 213         align = (flags & ALIGN_LEFT) ? PANGO_ALIGN_LEFT :
 214                 (flags & ALIGN_RIGHT) ? PANGO_ALIGN_RIGHT :
 215                 PANGO_ALIGN_CENTER;
 216         visible = !(flags & INVISIBLE);
 217
 218         renderer = gtk_cell_renderer_text_new();
 219         col = gtk_tree_view_column_new();
 220
 221         gtk_tree_view_column_set_title(col, title);
 222         if (!(flags & UNSORTABLE))
 223                 gtk_tree_view_column_set_sort_column_id(col, index);
 224         gtk_tree_view_column_set_resizable(col, TRUE);
 225         gtk_tree_view_column_pack_start(col, renderer, TRUE);
 226         if (data_func)
 227                 gtk_tree_view_column_set_cell_data_func(col, renderer, data_func, (void *)(long)index, NULL);
 228         else
 229                 gtk_tree_view_column_add_attribute(col, renderer, "text", index);
 230         gtk_object_set(GTK_OBJECT(renderer), "alignment", align, NULL);
 231         switch (align) {
 232         case PANGO_ALIGN_LEFT:
 233                 xalign = 0.0;
 234                 break;
 235         case PANGO_ALIGN_CENTER:
 236                 xalign = 0.5;
 237                 break;
 238         case PANGO_ALIGN_RIGHT:
 239                 xalign = 1.0;
 240                 break;
 241         }
 242         gtk_cell_renderer_set_alignment(GTK_CELL_RENDERER(renderer), xalign, 0.5);
 243         gtk_tree_view_column_set_visible(col, visible);
 244         gtk_tree_view_append_column(GTK_TREE_VIEW(tree_view), col);
 245         return col;
 246 }
 247
 248 static void create_radio(GtkWidget *vbox, const char *w_name, ...)
 249 {
 250         va_list args;
 251         GtkRadioButton *group = NULL;
 252         GtkWidget *box, *label;
 253
 254         box = gtk_hbox_new(TRUE, 10);
 255         gtk_box_pack_start(GTK_BOX(vbox), box, FALSE, FALSE, 0);
 256
 257         label = gtk_label_new(w_name);
 258         gtk_box_pack_start(GTK_BOX(box), label, TRUE, TRUE, 0);
 259
 260         va_start(args, w_name);
 261         for (;;) {
 262                 int enabled;
 263                 const char *name;
 264                 GtkWidget *button;
 265                 void *callback_fn;
 266
 267                 name = va_arg(args, char *);
 268                 if (!name)
 269                         break;
 270                 callback_fn = va_arg(args, void *);
 271                 enabled = va_arg(args, int);
 272
 273                 button = gtk_radio_button_new_with_label_from_widget(group, name);
 274                 group = GTK_RADIO_BUTTON(button);
 275                 gtk_box_pack_start(GTK_BOX(box), button, TRUE, TRUE, 0);
 276                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), enabled);
 277                 g_signal_connect(button, "toggled", G_CALLBACK(callback_fn), NULL);
 278         }
 279         va_end(args);
 280 }
 281
 282 #define UNITCALLBACK(name, type, value)                         \
 283 static void name(GtkWidget *w, gpointer data)                   \
 284 {                                                               \
 285         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) \
 286                 menu_units.type = value;                        \
 287 }
 288
 289 static struct units menu_units;
 290
 291 UNITCALLBACK(set_meter, length, METERS)
 292 UNITCALLBACK(set_feet, length, FEET)
 293 UNITCALLBACK(set_bar, pressure, BAR)
 294 UNITCALLBACK(set_psi, pressure, PSI)
 295 UNITCALLBACK(set_liter, volume, LITER)
 296 UNITCALLBACK(set_cuft, volume, CUFT)
 297 UNITCALLBACK(set_celsius, temperature, CELSIUS)
 298 UNITCALLBACK(set_fahrenheit, temperature, FAHRENHEIT)
 299 UNITCALLBACK(set_kg, weight, KG)
 300 UNITCALLBACK(set_lbs, weight, LBS)
 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         create_radio(box, "Weight:",
 363                 "kg", set_kg, (output_units.weight == KG),
 364                 "lbs",  set_lbs, (output_units.weight == LBS),
 365                 NULL);
 366
 367         frame = gtk_frame_new("Columns");
 368         gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->vbox), frame, FALSE, FALSE, 5);
 369
 370         box = gtk_hbox_new(FALSE, 6);
 371         gtk_container_add(GTK_CONTAINER(frame), box);
 372
 373         button = gtk_check_button_new_with_label("Show Temp");
 374         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.temperature);
 375         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 376         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(temperature_toggle), NULL);
 377
 378         button = gtk_check_button_new_with_label("Show Cyl");
 379         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.cylinder);
 380         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 381         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(cylinder_toggle), NULL);
 382
 383         button = gtk_check_button_new_with_label("Show O" UTF8_SUBSCRIPT_2 "%");
 384         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.nitrox);
 385         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 386         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(nitrox_toggle), NULL);
 387
 388         button = gtk_check_button_new_with_label("Show SAC");
 389         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.sac);
 390         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 391         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(sac_toggle), NULL);
 392
 393         button = gtk_check_button_new_with_label("Show OTU");
 394         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), visible_cols.otu);
 395         gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 6);
 396         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(otu_toggle), NULL);
 397
 398         font = gtk_font_button_new_with_font(divelist_font);
 399         gtk_box_pack_start(GTK_BOX(vbox), font, FALSE, FALSE, 5);
 400
 401         gtk_widget_show_all(dialog);
 402         result = gtk_dialog_run(GTK_DIALOG(dialog));
 403         if (result == GTK_RESPONSE_ACCEPT) {
 404                 /* Make sure to flush any modified old dive data with old units */
 405                 update_dive(NULL);
 406
 407                 divelist_font = strdup(gtk_font_button_get_font_name(GTK_FONT_BUTTON(font)));
 408                 set_divelist_font(divelist_font);
 409
 410                 output_units = menu_units;
 411                 update_dive_list_units();
 412                 repaint_dive();
 413                 update_dive_list_col_visibility();
 414
 415                 subsurface_set_conf("feet", PREF_BOOL, BOOL_TO_PTR(output_units.length == FEET));
 416                 subsurface_set_conf("psi", PREF_BOOL, BOOL_TO_PTR(output_units.pressure == PSI));
 417                 subsurface_set_conf("cuft", PREF_BOOL, BOOL_TO_PTR(output_units.volume == CUFT));
 418                 subsurface_set_conf("fahrenheit", PREF_BOOL, BOOL_TO_PTR(output_units.temperature == FAHRENHEIT));
 419                 subsurface_set_conf("lbs", PREF_BOOL, BOOL_TO_PTR(output_units.weight == LBS));
 420                 subsurface_set_conf("TEMPERATURE", PREF_BOOL, BOOL_TO_PTR(visible_cols.temperature));
 421                 subsurface_set_conf("CYLINDER", PREF_BOOL, BOOL_TO_PTR(visible_cols.cylinder));
 422                 subsurface_set_conf("NITROX", PREF_BOOL, BOOL_TO_PTR(visible_cols.nitrox));
 423                 subsurface_set_conf("SAC", PREF_BOOL, BOOL_TO_PTR(visible_cols.sac));
 424                 subsurface_set_conf("OTU", PREF_BOOL, BOOL_TO_PTR(visible_cols.otu));
 425                 subsurface_set_conf("divelist_font", PREF_STRING, divelist_font);
 426
 427                 /* Flush the changes out to the system */
 428                 subsurface_flush_conf();
 429         }
 430         gtk_widget_destroy(dialog);
 431 }
 432
 433 static void create_toggle(const char* label, int *on, void *_data)
 434 {
 435         GtkWidget *button, *table = _data;
 436         int rows, cols, x, y;
 437         static int count;
 438
 439         if (table == NULL) {
 440                 /* magic way to reset the number of toggle buttons
 441                  * that we have already added - call this before you
 442                  * create the dialog */
 443                 count = 0;
 444                 return;
 445         }
 446         g_object_get(G_OBJECT(table), "n-columns", &cols, "n-rows", &rows, NULL);
 447         if (count > rows * cols) {
 448                 gtk_table_resize(GTK_TABLE(table),rows+1,cols);
 449                 rows++;
 450         }
 451         x = count % cols;
 452         y = count / cols;
 453         button = gtk_check_button_new_with_label(label);
 454         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), *on);
 455         gtk_table_attach_defaults(GTK_TABLE(table), button, x, x+1, y, y+1);
 456         g_signal_connect(G_OBJECT(button), "toggled", G_CALLBACK(event_toggle), on);
 457         count++;
 458 }
 459
 460 static void selectevents_dialog(GtkWidget *w, gpointer data)
 461 {
 462         int result;
 463         GtkWidget *dialog, *frame, *vbox, *table;
 464
 465         dialog = gtk_dialog_new_with_buttons("SelectEvents",
 466                 GTK_WINDOW(main_window),
 467                 GTK_DIALOG_DESTROY_WITH_PARENT,
 468                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 469                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 470                 NULL);
 471         /* initialize the function that fills the table */
 472         create_toggle(NULL, NULL, NULL);
 473
 474         frame = gtk_frame_new("Enable / Disable Events");
 475         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 476         gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
 477
 478         table = gtk_table_new(1, 4, TRUE);
 479         gtk_container_add(GTK_CONTAINER(frame), table);
 480
 481         evn_foreach(&create_toggle, table);
 482
 483         gtk_widget_show_all(dialog);
 484         result = gtk_dialog_run(GTK_DIALOG(dialog));
 485         if (result == GTK_RESPONSE_ACCEPT) {
 486                 repaint_dive();
 487         }
 488         gtk_widget_destroy(dialog);
 489 }
 490
 491 static void renumber_dialog(GtkWidget *w, gpointer data)
 492 {
 493         int result;
 494         struct dive *dive;
 495         GtkWidget *dialog, *frame, *button, *vbox;
 496
 497         dialog = gtk_dialog_new_with_buttons("Renumber",
 498                 GTK_WINDOW(main_window),
 499                 GTK_DIALOG_DESTROY_WITH_PARENT,
 500                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
 501                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
 502                 NULL);
 503
 504         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
 505
 506         frame = gtk_frame_new("New starting number");
 507         gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 5);
 508
 509         button = gtk_spin_button_new_with_range(1, 50000, 1);
 510         gtk_container_add(GTK_CONTAINER(frame), button);
 511
 512         /*
 513          * Do we have a number for the first dive already? Use that
 514          * as the default.
 515          */
 516         dive = get_dive(0);
 517         if (dive && dive->number)
 518                 gtk_spin_button_set_value(GTK_SPIN_BUTTON(button), dive->number);
 519
 520         gtk_widget_show_all(dialog);
 521         result = gtk_dialog_run(GTK_DIALOG(dialog));
 522         if (result == GTK_RESPONSE_ACCEPT) {
 523                 int nr = gtk_spin_button_get_value(GTK_SPIN_BUTTON(button));
 524                 renumber_dives(nr);
 525                 repaint_dive();
 526         }
 527         gtk_widget_destroy(dialog);
 528 }
 529
 530 static void about_dialog(GtkWidget *w, gpointer data)
 531 {
 532         const char *logo_property = NULL;
 533         GdkPixbuf *logo = NULL;
 534
 535         if (need_icon) {
 536                 GtkWidget *image = gtk_image_new_from_file(subsurface_icon_name());
 537
 538                 if (image) {
 539                         logo = gtk_image_get_pixbuf(GTK_IMAGE(image));
 540                         logo_property = "logo";
 541                 }
 542         }
 543
 544         gtk_show_about_dialog(NULL,
 545                 "program-name", "SubSurface",
 546                 "comments", "Half-arsed divelog software in C",
 547                 "license", "GPLv2",
 548                 "version", VERSION_STRING,
 549                 "copyright", "Linus Torvalds 2011",
 550                 "logo-icon-name", "subsurface",
 551                 /* Must be last: */
 552                 logo_property, logo,
 553                 NULL);
 554 }
 555
 556 static void view_list(GtkWidget *w, gpointer data)
 557 {
 558         gtk_paned_set_position(GTK_PANED(vpane), 0);
 559 }
 560
 561 static void view_profile(GtkWidget *w, gpointer data)
 562 {
 563         gtk_paned_set_position(GTK_PANED(hpane), 0);
 564         gtk_paned_set_position(GTK_PANED(vpane), 65535);
 565 }
 566
 567 static void view_info(GtkWidget *w, gpointer data)
 568 {
 569         gtk_paned_set_position(GTK_PANED(vpane), 65535);
 570         gtk_paned_set_position(GTK_PANED(hpane), 65535);
 571 }
 572
 573 /* Ooh. I don't know how to get the half-way size. So I'm just using random numbers */
 574 static void view_three(GtkWidget *w, gpointer data)
 575 {
 576         gtk_paned_set_position(GTK_PANED(hpane), 400);
 577         gtk_paned_set_position(GTK_PANED(vpane), 200);
 578 }
 579
 580 static GtkActionEntry menu_items[] = {
 581         { "FileMenuAction", GTK_STOCK_FILE, "File", NULL, NULL, NULL},
 582         { "LogMenuAction",  GTK_STOCK_FILE, "Log", NULL, NULL, NULL},
 583         { "ViewMenuAction",  GTK_STOCK_FILE, "View", NULL, NULL, NULL},
 584         { "FilterMenuAction",  GTK_STOCK_FILE, "Filter", NULL, NULL, NULL},
 585         { "HelpMenuAction", GTK_STOCK_HELP, "Help", NULL, NULL, NULL},
 586         { "OpenFile",       GTK_STOCK_OPEN, NULL,   CTRLCHAR "O", NULL, G_CALLBACK(file_open) },
 587         { "SaveFile",       GTK_STOCK_SAVE, NULL,   CTRLCHAR "S", NULL, G_CALLBACK(file_save) },
 588         { "Print",          GTK_STOCK_PRINT, NULL,  CTRLCHAR "P", NULL, G_CALLBACK(do_print) },
 589         { "Import",         NULL, "Import", NULL, NULL, G_CALLBACK(import_dialog) },
 590         { "Preferences",    NULL, "Preferences", PREFERENCE_ACCEL, NULL, G_CALLBACK(preferences_dialog) },
 591         { "Renumber",       NULL, "Renumber", NULL, NULL, G_CALLBACK(renumber_dialog) },
 592         { "SelectEvents",   NULL, "SelectEvents", NULL, NULL, G_CALLBACK(selectevents_dialog) },
 593         { "Quit",           GTK_STOCK_QUIT, NULL,   CTRLCHAR "Q", NULL, G_CALLBACK(quit) },
 594         { "About",          GTK_STOCK_ABOUT, NULL,  NULL, NULL, G_CALLBACK(about_dialog) },
 595         { "ViewList",       NULL, "List",  CTRLCHAR "1", NULL, G_CALLBACK(view_list) },
 596         { "ViewProfile",    NULL, "Profile", CTRLCHAR "2", NULL, G_CALLBACK(view_profile) },
 597         { "ViewInfo",       NULL, "Info", CTRLCHAR "3", NULL, G_CALLBACK(view_info) },
 598         { "ViewThree",       NULL, "Three", CTRLCHAR "4", NULL, G_CALLBACK(view_three) },
 599 };
 600 static gint nmenu_items = sizeof (menu_items) / sizeof (menu_items[0]);
 601
 602 static const gchar* ui_string = " \
 603         <ui> \
 604                 <menubar name=\"MainMenu\"> \
 605                         <menu name=\"FileMenu\" action=\"FileMenuAction\"> \
 606                                 <menuitem name=\"Open\" action=\"OpenFile\" /> \
 607                                 <menuitem name=\"Save\" action=\"SaveFile\" /> \
 608                                 <menuitem name=\"Print\" action=\"Print\" /> \
 609                                 <separator name=\"Separator1\"/> \
 610                                 <menuitem name=\"Import\" action=\"Import\" /> \
 611                                 <separator name=\"Separator2\"/> \
 612                                 <menuitem name=\"Preferences\" action=\"Preferences\" /> \
 613                                 <separator name=\"Separator3\"/> \
 614                                 <menuitem name=\"Quit\" action=\"Quit\" /> \
 615                         </menu> \
 616                         <menu name=\"LogMenu\" action=\"LogMenuAction\"> \
 617                                 <menuitem name=\"Renumber\" action=\"Renumber\" /> \
 618                                 <menu name=\"View\" action=\"ViewMenuAction\"> \
 619                                         <menuitem name=\"List\" action=\"ViewList\" /> \
 620                                         <menuitem name=\"Profile\" action=\"ViewProfile\" /> \
 621                                         <menuitem name=\"Info\" action=\"ViewInfo\" /> \
 622                                         <menuitem name=\"Paned\" action=\"ViewThree\" /> \
 623                                 </menu> \
 624                         </menu> \
 625                         <menu name=\"FilterMenu\" action=\"FilterMenuAction\"> \
 626                                 <menuitem name=\"SelectEvents\" action=\"SelectEvents\" /> \
 627                         </menu> \
 628                         <menu name=\"Help\" action=\"HelpMenuAction\"> \
 629                                 <menuitem name=\"About\" action=\"About\" /> \
 630                         </menu> \
 631                 </menubar> \
 632         </ui> \
 633 ";
 634
 635 static GtkWidget *get_menubar_menu(GtkWidget *window, GtkUIManager *ui_manager)
 636 {
 637         GtkActionGroup *action_group = gtk_action_group_new("Menu");
 638         gtk_action_group_add_actions(action_group, menu_items, nmenu_items, 0);
 639
 640         gtk_ui_manager_insert_action_group(ui_manager, action_group, 0);
 641         GError* error = 0;
 642         gtk_ui_manager_add_ui_from_string(GTK_UI_MANAGER(ui_manager), ui_string, -1, &error);
 643
 644         gtk_window_add_accel_group(GTK_WINDOW(window), gtk_ui_manager_get_accel_group(ui_manager));
 645         GtkWidget* menu = gtk_ui_manager_get_widget(ui_manager, "/MainMenu");
 646
 647         return menu;
 648 }
 649
 650 static void switch_page(GtkNotebook *notebook, gint arg1, gpointer user_data)
 651 {
 652         repaint_dive();
 653 }
 654
 655 void init_ui(int *argcp, char ***argvp)
 656 {
 657         GtkWidget *win;
 658         GtkWidget *notebook;
 659         GtkWidget *nb_page;
 660         GtkWidget *dive_list;
 661         GtkWidget *menubar;
 662         GtkWidget *vbox;
 663         GdkScreen *screen;
 664         GtkIconTheme *icon_theme=NULL;
 665         GtkSettings *settings;
 666         GtkUIManager *ui_manager;
 667
 668         gtk_init(argcp, argvp);
 669         settings = gtk_settings_get_default();
 670         gtk_settings_set_long_property(settings, "gtk_tooltip_timeout", 10, "subsurface setting");
 671
 672         g_type_init();
 673
 674         subsurface_open_conf();
 675         if (subsurface_get_conf("feet", PREF_BOOL))
 676                 output_units.length = FEET;
 677         if (subsurface_get_conf("psi", PREF_BOOL))
 678                 output_units.pressure = PSI;
 679         if (subsurface_get_conf("cuft", PREF_BOOL))
 680                 output_units.volume = CUFT;
 681         if (subsurface_get_conf("fahrenheit", PREF_BOOL))
 682                 output_units.temperature = FAHRENHEIT;
 683         if (subsurface_get_conf("lbs", PREF_BOOL))
 684                 output_units.weight = LBS;
 685         /* an unset key is FALSE - all these are hidden by default */
 686         visible_cols.cylinder = PTR_TO_BOOL(subsurface_get_conf("CYLINDER", PREF_BOOL));
 687         visible_cols.temperature = PTR_TO_BOOL(subsurface_get_conf("TEMPERATURE", PREF_BOOL));
 688         visible_cols.nitrox = PTR_TO_BOOL(subsurface_get_conf("NITROX", PREF_BOOL));
 689         visible_cols.otu = PTR_TO_BOOL(subsurface_get_conf("OTU", PREF_BOOL));
 690         visible_cols.sac = PTR_TO_BOOL(subsurface_get_conf("SAC", PREF_BOOL));
 691
 692         divelist_font = subsurface_get_conf("divelist_font", PREF_STRING);
 693
 694         error_info_bar = NULL;
 695         win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 696         g_set_application_name ("subsurface");
 697         /* Let's check if the subsurface icon has been installed or if
 698          * we need to try to load it from the current directory */
 699         screen = gdk_screen_get_default();
 700         if (screen)
 701                 icon_theme = gtk_icon_theme_get_for_screen(screen);
 702         if (icon_theme) {
 703                 if (gtk_icon_theme_has_icon(icon_theme, "subsurface")) {
 704                         need_icon = FALSE;
 705                         gtk_window_set_default_icon_name ("subsurface");
 706                 }
 707         }
 708         if (need_icon) {
 709                 const char *icon_name = subsurface_icon_name();
 710                 if (!access(icon_name, R_OK))
 711                         gtk_window_set_icon_from_file(GTK_WINDOW(win), icon_name, NULL);
 712         }
 713         g_signal_connect(G_OBJECT(win), "delete-event", G_CALLBACK(on_delete), NULL);
 714         g_signal_connect(G_OBJECT(win), "destroy", G_CALLBACK(on_destroy), NULL);
 715         main_window = win;
 716
 717         vbox = gtk_vbox_new(FALSE, 0);
 718         gtk_container_add(GTK_CONTAINER(win), vbox);
 719         main_vbox = vbox;
 720
 721         ui_manager = gtk_ui_manager_new();
 722         menubar = get_menubar_menu(win, ui_manager);
 723
 724         subsurface_ui_setup(settings, menubar, vbox, ui_manager);
 725
 726         vpane = gtk_vpaned_new();
 727         gtk_box_pack_start(GTK_BOX(vbox), vpane, TRUE, TRUE, 3);
 728
 729         hpane = gtk_hpaned_new();
 730         gtk_paned_add1(GTK_PANED(vpane), hpane);
 731
 732         /* Notebook for dive info vs profile vs .. */
 733         notebook = gtk_notebook_new();
 734         gtk_paned_add1(GTK_PANED(hpane), notebook);
 735         g_signal_connect(notebook, "switch-page", G_CALLBACK(switch_page), NULL);
 736
 737         /* Create the actual divelist */
 738         dive_list = dive_list_create();
 739         gtk_widget_set_name(dive_list, "Dive List");
 740         gtk_paned_add2(GTK_PANED(vpane), dive_list);
 741
 742         /* Frame for dive profile */
 743         dive_profile = dive_profile_widget();
 744         gtk_widget_set_name(dive_profile, "Dive Profile");
 745         gtk_paned_add2(GTK_PANED(hpane), dive_profile);
 746
 747         /* Frame for extended dive info */
 748         nb_page = extended_dive_info_widget();
 749         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), nb_page, gtk_label_new("Dive Notes"));
 750
 751         /* Frame for dive equipment */
 752         nb_page = equipment_widget();
 753         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), nb_page, gtk_label_new("Equipment"));
 754
 755         /* Frame for single dive statistics */
 756         nb_page = single_stats_widget();
 757         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), nb_page, gtk_label_new("Dive Info"));
 758
 759         /* Frame for total dive statistics */
 760         nb_page = total_stats_widget();
 761         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), nb_page, gtk_label_new("Stats"));
 762
 763         gtk_widget_set_app_paintable(win, TRUE);
 764         gtk_widget_show_all(win);
 765
 766         return;
 767 }
 768
 769 void run_ui(void)
 770 {
 771         gtk_main();
 772 }
 773
 774 void exit_ui(void)
 775 {
 776         subsurface_close_conf();
 777 }
 778
 779 typedef struct {
 780         cairo_rectangle_int_t rect;
 781         const char *text;
 782 } tooltip_record_t;
 783
 784 static tooltip_record_t *tooltip_rects;
 785 static int tooltips;
 786
 787 void attach_tooltip(int x, int y, int w, int h, const char *text)
 788 {
 789         cairo_rectangle_int_t *rect;
 790         tooltip_rects = realloc(tooltip_rects, (tooltips + 1) * sizeof(tooltip_record_t));
 791         rect = &tooltip_rects[tooltips].rect;
 792         rect->x = x;
 793         rect->y = y;
 794         rect->width = w;
 795         rect->height = h;
 796         tooltip_rects[tooltips].text = text;
 797         tooltips++;
 798 }
 799
 800 #define INSIDE_RECT(_r,_x,_y)   ((_r.x <= _x) && (_r.x + _r.width >= _x) && \
 801                                 (_r.y <= _y) && (_r.y + _r.height >= _y))
 802
 803 static gboolean profile_tooltip (GtkWidget *widget, gint x, gint y,
 804                         gboolean keyboard_mode, GtkTooltip *tooltip, gpointer user_data)
 805 {
 806         int i;
 807         cairo_rectangle_int_t *drawing_area = user_data;
 808         gint tx = x - drawing_area->x; /* get transformed coordinates */
 809         gint ty = y - drawing_area->y;
 810
 811         /* are we over an event marker ? */
 812         for (i = 0; i < tooltips; i++) {
 813                 if (INSIDE_RECT(tooltip_rects[i].rect, tx, ty)) {
 814                         gtk_tooltip_set_text(tooltip,tooltip_rects[i].text);
 815                         return TRUE; /* show tooltip */
 816                 }
 817         }
 818         return FALSE; /* don't show tooltip */
 819 }
 820
 821 static gboolean expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer data)
 822 {
 823         struct dive *dive = current_dive;
 824         struct graphics_context gc = { .printer = 0 };
 825         static cairo_rectangle_int_t drawing_area;
 826
 827         /* the drawing area gives TOTAL width * height - x,y is used as the topx/topy offset
 828          * so effective drawing area is width-2x * height-2y */
 829         drawing_area.width = widget->allocation.width;
 830         drawing_area.height = widget->allocation.height;
 831         drawing_area.x = drawing_area.width / 20.0;
 832         drawing_area.y = drawing_area.height / 20.0;
 833
 834         gc.cr = gdk_cairo_create(widget->window);
 835         g_object_set(widget, "has-tooltip", TRUE, NULL);
 836         g_signal_connect(widget, "query-tooltip", G_CALLBACK(profile_tooltip), &drawing_area);
 837         init_profile_background(&gc);
 838         cairo_paint(gc.cr);
 839
 840         if (dive) {
 841                 if (tooltip_rects) {
 842                         free(tooltip_rects);
 843                         tooltip_rects = NULL;
 844                 }
 845                 tooltips = 0;
 846                 plot(&gc, &drawing_area, dive);
 847         }
 848         cairo_destroy(gc.cr);
 849
 850         return FALSE;
 851 }
 852
 853 GtkWidget *dive_profile_widget(void)
 854 {
 855         GtkWidget *da;
 856
 857         da = gtk_drawing_area_new();
 858         gtk_widget_set_size_request(da, 350, 250);
 859         g_signal_connect(da, "expose_event", G_CALLBACK(expose_event), NULL);
 860
 861         return da;
 862 }
 863
 864 int process_ui_events(void)
 865 {
 866         int ret=0;
 867
 868         while (gtk_events_pending()) {
 869                 if (gtk_main_iteration_do(0)) {
 870                         ret = 1;
 871                         break;
 872                 }
 873         }
 874         return ret;
 875 }
 876
 877
 878 static void fill_computer_list(GtkListStore *store)
 879 {
 880         GtkTreeIter iter;
 881         struct device_list *list = device_list;
 882
 883         for (list = device_list ; list->name ; list++) {
 884                 gtk_list_store_append(store, &iter);
 885                 gtk_list_store_set(store, &iter,
 886                         0, list->name,
 887                         1, list->type,
 888                         -1);
 889         }
 890 }
 891
 892 static GtkComboBox *dive_computer_selector(GtkWidget *vbox)
 893 {
 894         GtkWidget *hbox, *combo_box, *frame;
 895         GtkListStore *model;
 896         GtkCellRenderer *renderer;
 897
 898         hbox = gtk_hbox_new(FALSE, 6);
 899         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 3);
 900
 901         model = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_INT);
 902         fill_computer_list(model);
 903
 904         frame = gtk_frame_new("Dive computer");
 905         gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 3);
 906
 907         combo_box = gtk_combo_box_new_with_model(GTK_TREE_MODEL(model));
 908         gtk_container_add(GTK_CONTAINER(frame), combo_box);
 909
 910         renderer = gtk_cell_renderer_text_new();
 911         gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combo_box), renderer, TRUE);
 912         gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo_box), renderer, "text", 0, NULL);
 913
 914         return GTK_COMBO_BOX(combo_box);
 915 }
 916
 917 static GtkEntry *dive_computer_device(GtkWidget *vbox)
 918 {
 919         GtkWidget *hbox, *entry, *frame;
 920
 921         hbox = gtk_hbox_new(FALSE, 6);
 922         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 3);
 923
 924         frame = gtk_frame_new("Device name");
 925         gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 3);
 926
 927         entry = gtk_entry_new();
 928         gtk_container_add(GTK_CONTAINER(frame), entry);
 929         gtk_entry_set_text(GTK_ENTRY(entry), subsurface_USB_name());
 930
 931         return GTK_ENTRY(entry);
 932 }
 933
 934 /* once a file is selected in the FileChooserButton we want to exit the import dialog */
 935 static void on_file_set(GtkFileChooserButton *widget, gpointer _data)
 936 {
 937         GtkDialog *main_dialog = _data;
 938
 939         gtk_dialog_response(main_dialog, GTK_RESPONSE_ACCEPT);
 940 }
 941
 942 static GtkWidget *xml_file_selector(GtkWidget *vbox, GtkWidget *main_dialog)
 943 {
 944         GtkWidget *hbox, *frame, *chooser, *dialog;
 945         GtkFileFilter *filter;
 946
 947         hbox = gtk_hbox_new(FALSE, 6);
 948         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 3);
 949
 950         frame = gtk_frame_new("XML file name");
 951         gtk_box_pack_start(GTK_BOX(hbox), frame, FALSE, TRUE, 3);
 952         dialog = gtk_file_chooser_dialog_new("Open XML File",
 953                 GTK_WINDOW(main_window),
 954                 GTK_FILE_CHOOSER_ACTION_OPEN,
 955                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 956                 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
 957                 NULL);
 958         gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), FALSE);
 959
 960         filter = gtk_file_filter_new();
 961         gtk_file_filter_add_pattern(filter, "*.xml");
 962         gtk_file_filter_add_pattern(filter, "*.XML");
 963         gtk_file_filter_add_pattern(filter, "*.sda");
 964         gtk_file_filter_add_pattern(filter, "*.SDA");
 965         gtk_file_filter_add_mime_type(filter, "text/xml");
 966         gtk_file_filter_set_name(filter, "XML file");
 967         gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(dialog), filter);
 968
 969         chooser = gtk_file_chooser_button_new_with_dialog(dialog);
 970         g_signal_connect(G_OBJECT(chooser), "file-set", G_CALLBACK(on_file_set), main_dialog);
 971
 972         gtk_file_chooser_button_set_width_chars(GTK_FILE_CHOOSER_BUTTON(chooser), 30);
 973         gtk_container_add(GTK_CONTAINER(frame), chooser);
 974
 975         return chooser;
 976 }
 977
 978 static void do_import_file(gpointer data, gpointer user_data)
 979 {
 980         GError *error = NULL;
 981         parse_file(data, &error);
 982
 983         if (error != NULL)
 984         {
 985                 report_error(error);
 986                 g_error_free(error);
 987                 error = NULL;
 988         }
 989 }
 990
 991 void import_dialog(GtkWidget *w, gpointer data)
 992 {
 993         int result;
 994         GtkWidget *dialog, *hbox, *vbox, *label;
 995         GtkComboBox *computer;
 996         GtkEntry *device;
 997         GtkWidget *XMLchooser;
 998         device_data_t devicedata = {
 999                 .devname = NULL,
1000         };
1001
1002         dialog = gtk_dialog_new_with_buttons("Import from dive computer",
1003                 GTK_WINDOW(main_window),
1004                 GTK_DIALOG_DESTROY_WITH_PARENT,
1005                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
1006                 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
1007                 NULL);
1008
1009         vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
1010         label = gtk_label_new("Import: \nLoad XML file or import directly from dive computer");
1011         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, TRUE, 3);
1012         XMLchooser = xml_file_selector(vbox, dialog);
1013         computer = dive_computer_selector(vbox);
1014         device = dive_computer_device(vbox);
1015         hbox = gtk_hbox_new(FALSE, 6);
1016         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 3);
1017         devicedata.progress.bar = gtk_progress_bar_new();
1018         gtk_container_add(GTK_CONTAINER(hbox), devicedata.progress.bar);
1019
1020         gtk_widget_show_all(dialog);
1021         result = gtk_dialog_run(GTK_DIALOG(dialog));
1022         switch (result) {
1023                 int type;
1024                 GtkTreeIter iter;
1025                 GtkTreeModel *model;
1026                 const char *comp;
1027                 GSList *list;
1028         case GTK_RESPONSE_ACCEPT:
1029                 /* what happened - did the user pick a file? In that case
1030                  * we ignore whether a dive computer model was picked */
1031                 list = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(XMLchooser));
1032                 if (g_slist_length(list) == 0) {
1033                         if (!gtk_combo_box_get_active_iter(computer, &iter))
1034                                 break;
1035                         model = gtk_combo_box_get_model(computer);
1036                         gtk_tree_model_get(model, &iter,
1037                                         0, &comp,
1038                                         1, &type,
1039                                         -1);
1040                         devicedata.type = type;
1041                         devicedata.name = comp;
1042                         devicedata.devname = gtk_entry_get_text(device);
1043                         do_import(&devicedata);
1044                 } else {
1045                         g_slist_foreach(list,do_import_file,NULL);
1046                         g_slist_free(list);
1047                 }
1048                 break;
1049         default:
1050                 break;
1051         }
1052         gtk_widget_destroy(dialog);
1053
1054         report_dives(TRUE);
1055 }
1056
1057 void update_progressbar(progressbar_t *progress, double value)
1058 {
1059         gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress->bar), value);
1060 }
1061
1062
1063 void set_filename(const char *filename)
1064 {
1065         if (!existing_filename && filename)
1066                 existing_filename = strdup(filename);
1067         return;
1068 }