src/dialog.c

   1 /*
   2  * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
   3  *
   4  * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include "config.h"
  24 #endif
  25
  26 #include "viking.h"
  27 #include "thumbnails.h"
  28 #include "garminsymbols.h"
  29 #include "degrees_converters.h"
  30 #include "authors.h"
  31 #include "viksearch.h"
  32 #include "util.h"
  33
  34 #include <glib/gi18n.h>
  35
  36 #include <stdlib.h>
  37 #include <string.h>
  38 #include <ctype.h>
  39
  40 void a_dialog_msg ( GtkWindow *parent, gint type, const gchar *info, const gchar *extra )
  41 {
  42   GtkWidget *msgbox = gtk_message_dialog_new ( parent, GTK_DIALOG_DESTROY_WITH_PARENT, type, GTK_BUTTONS_OK, info, extra );
  43   gtk_dialog_run ( GTK_DIALOG(msgbox) );
  44   gtk_widget_destroy ( msgbox );
  45 }
  46
  47 gboolean a_dialog_goto_latlon ( GtkWindow *parent, struct LatLon *ll, const struct LatLon *old )
  48 {
  49   GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Go to Lat/Lon"),
  50                                                   parent,
  51                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
  52                                                   GTK_STOCK_CANCEL,
  53                                                   GTK_RESPONSE_REJECT,
  54                                                   GTK_STOCK_OK,
  55                                                   GTK_RESPONSE_ACCEPT,
  56                                                   NULL);
  57   GtkWidget *latlabel, *lonlabel;
  58   GtkWidget *lat, *lon;
  59   gchar *tmp_lat, *tmp_lon;
  60
  61   latlabel = gtk_label_new (_("Latitude:"));
  62   lat = gtk_entry_new ();
  63   tmp_lat = g_strdup_printf ( "%f", old->lat );
  64   gtk_entry_set_text ( GTK_ENTRY(lat), tmp_lat );
  65   g_free ( tmp_lat );
  66
  67   lonlabel = gtk_label_new (_("Longitude:"));
  68   lon = gtk_entry_new ();
  69   tmp_lon = g_strdup_printf ( "%f", old->lon );
  70   gtk_entry_set_text ( GTK_ENTRY(lon), tmp_lon );
  71   g_free ( tmp_lon );
  72
  73   gtk_widget_show ( latlabel );
  74   gtk_widget_show ( lonlabel );
  75   gtk_widget_show ( lat );
  76   gtk_widget_show ( lon );
  77
  78   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), latlabel,  FALSE, FALSE, 0);
  79   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), lat, FALSE, FALSE, 0);
  80   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), lonlabel,  FALSE, FALSE, 0);
  81   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), lon,  FALSE, FALSE, 0);
  82
  83   if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
  84   {
  85     ll->lat = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(lat) ) );
  86     ll->lon = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(lon) ) );
  87     gtk_widget_destroy ( dialog );
  88     return TRUE;
  89   }
  90
  91   gtk_widget_destroy ( dialog );
  92   return FALSE;
  93 }
  94
  95 gboolean a_dialog_goto_utm ( GtkWindow *parent, struct UTM *utm, const struct UTM *old )
  96 {
  97   GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Go to Lat/Lon"),
  98                                                   parent,
  99                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 100                                                   GTK_STOCK_CANCEL,
 101                                                   GTK_RESPONSE_REJECT,
 102                                                   GTK_STOCK_OK,
 103                                                   GTK_RESPONSE_ACCEPT,
 104                                                   NULL);
 105   GtkWidget *norlabel, *easlabel, *nor, *eas;
 106   GtkWidget *zonehbox, *zonespin, *letterentry;
 107   gchar *tmp_eas, *tmp_nor;
 108   gchar tmp_letter[2];
 109
 110   norlabel = gtk_label_new (_("Northing:"));
 111   nor = gtk_entry_new ();
 112   tmp_nor = g_strdup_printf("%ld", (long) old->northing );
 113   gtk_entry_set_text ( GTK_ENTRY(nor), tmp_nor );
 114   g_free ( tmp_nor );
 115
 116   easlabel = gtk_label_new (_("Easting:"));
 117   eas = gtk_entry_new ();
 118   tmp_eas = g_strdup_printf("%ld", (long) old->easting );
 119   gtk_entry_set_text ( GTK_ENTRY(eas), tmp_eas );
 120   g_free ( tmp_eas );
 121
 122   zonehbox = gtk_hbox_new ( FALSE, 0 );
 123   gtk_box_pack_start ( GTK_BOX(zonehbox), gtk_label_new ( _("Zone:") ), FALSE, FALSE, 5 );
 124   zonespin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( old->zone, 1, 60, 1, 5, 5 ), 1, 0 );
 125   gtk_box_pack_start ( GTK_BOX(zonehbox), zonespin, TRUE, TRUE, 5 );
 126   gtk_box_pack_start ( GTK_BOX(zonehbox), gtk_label_new ( _("Letter:") ), FALSE, FALSE, 5 );
 127   letterentry = gtk_entry_new ();
 128   gtk_entry_set_max_length ( GTK_ENTRY(letterentry), 1 );
 129   gtk_entry_set_width_chars ( GTK_ENTRY(letterentry), 2 );
 130   tmp_letter[0] = old->letter;
 131   tmp_letter[1] = '\0';
 132   gtk_entry_set_text ( GTK_ENTRY(letterentry), tmp_letter );
 133   gtk_box_pack_start ( GTK_BOX(zonehbox), letterentry, FALSE, FALSE, 5 );
 134
 135   gtk_widget_show ( norlabel );
 136   gtk_widget_show ( easlabel );
 137   gtk_widget_show ( nor );
 138   gtk_widget_show ( eas );
 139
 140   gtk_widget_show_all ( zonehbox );
 141
 142   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), norlabel, FALSE, FALSE, 0);
 143   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), nor, FALSE, FALSE, 0);
 144   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), easlabel,  FALSE, FALSE, 0);
 145   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), eas,  FALSE, FALSE, 0);
 146   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), zonehbox,  FALSE, FALSE, 0);
 147
 148   if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
 149   {
 150     const gchar *letter;
 151     utm->northing = atof ( gtk_entry_get_text ( GTK_ENTRY(nor) ) );
 152     utm->easting = atof ( gtk_entry_get_text ( GTK_ENTRY(eas) ) );
 153     utm->zone = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(zonespin) );
 154     letter = gtk_entry_get_text ( GTK_ENTRY(letterentry) );
 155     if (*letter)
 156        utm->letter = toupper(*letter);
 157     gtk_widget_destroy ( dialog );
 158     return TRUE;
 159   }
 160
 161   gtk_widget_destroy ( dialog );
 162   return FALSE;
 163 }
 164
 165 void a_dialog_response_accept ( GtkDialog *dialog )
 166 {
 167   gtk_dialog_response ( dialog, GTK_RESPONSE_ACCEPT );
 168 }
 169
 170 static void symbol_entry_changed_cb(GtkWidget *combo, GtkListStore *store)
 171 {
 172   GtkTreeIter iter;
 173   gchar *sym;
 174
 175   if (!gtk_combo_box_get_active_iter(GTK_COMBO_BOX(combo), &iter))
 176     return;
 177
 178   gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, 0, (void *)&sym, -1 );
 179   /* Note: symm is NULL when "(none)" is select (first cell is empty) */
 180   gtk_widget_set_tooltip_text(combo, sym);
 181   g_free(sym);
 182 }
 183
 184 /* todo: less on this side, like add track */
 185 gboolean a_dialog_new_waypoint ( GtkWindow *parent, gchar **dest, VikWaypoint *wp, GHashTable *waypoints, VikCoordMode coord_mode )
 186 {
 187   GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Waypoint Properties"),
 188                                                    parent,
 189                                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 190                                                    GTK_STOCK_CANCEL,
 191                                                    GTK_RESPONSE_REJECT,
 192                                                    GTK_STOCK_OK,
 193                                                    GTK_RESPONSE_ACCEPT,
 194                                                    NULL);
 195   struct LatLon ll;
 196   GtkWidget *latlabel, *lonlabel, *namelabel, *latentry, *lonentry, *altentry, *altlabel, *nameentry=NULL, *commentlabel,
 197     *commententry, *imagelabel, *imageentry, *symbollabel, *symbolentry;
 198   GtkListStore *store;
 199
 200
 201
 202
 203   gchar *lat, *lon, *alt;
 204
 205   vik_coord_to_latlon ( &(wp->coord), &ll );
 206
 207   lat = g_strdup_printf ( "%f", ll.lat );
 208   lon = g_strdup_printf ( "%f", ll.lon );
 209   alt = g_strdup_printf ( "%f", wp->altitude );
 210
 211   if ( dest != NULL )
 212   {
 213     namelabel = gtk_label_new (_("Name:"));
 214     nameentry = gtk_entry_new ();
 215     if ( *dest ) {
 216       gtk_entry_set_text( GTK_ENTRY(nameentry), *dest );
 217       g_free ( *dest );
 218       *dest = NULL;
 219     }
 220     g_signal_connect_swapped ( nameentry, "activate", G_CALLBACK(a_dialog_response_accept), GTK_DIALOG(dialog) );
 221     gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), namelabel, FALSE, FALSE, 0);
 222     gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), nameentry, FALSE, FALSE, 0);
 223   }
 224
 225   latlabel = gtk_label_new (_("Latitude:"));
 226   latentry = gtk_entry_new ();
 227   gtk_entry_set_text ( GTK_ENTRY(latentry), lat );
 228   g_free ( lat );
 229
 230   lonlabel = gtk_label_new (_("Longitude:"));
 231   lonentry = gtk_entry_new ();
 232   gtk_entry_set_text ( GTK_ENTRY(lonentry), lon );
 233   g_free ( lon );
 234
 235   altlabel = gtk_label_new (_("Altitude:"));
 236   altentry = gtk_entry_new ();
 237   gtk_entry_set_text ( GTK_ENTRY(altentry), alt );
 238   g_free ( alt );
 239
 240   commentlabel = gtk_label_new (_("Comment:"));
 241   commententry = gtk_entry_new ();
 242   gchar *cmt =  NULL;
 243   cmt = a_vik_search_get_search_string_for_this_place(VIK_WINDOW(parent));
 244   if (cmt)
 245     gtk_entry_set_text(GTK_ENTRY(commententry), cmt);
 246
 247   imagelabel = gtk_label_new (_("Image:"));
 248   imageentry = vik_file_entry_new (GTK_FILE_CHOOSER_ACTION_OPEN);
 249
 250   {
 251     GtkCellRenderer *r;
 252     symbollabel = gtk_label_new (_("Symbol:"));
 253     GtkTreeIter iter;
 254
 255     store = gtk_list_store_new(3, G_TYPE_STRING, GDK_TYPE_PIXBUF, G_TYPE_STRING);
 256     symbolentry = gtk_combo_box_new_with_model(GTK_TREE_MODEL(store));
 257     gtk_combo_box_set_wrap_width(GTK_COMBO_BOX(symbolentry), 6);
 258     g_signal_connect(symbolentry, "changed",
 259                    G_CALLBACK(symbol_entry_changed_cb), store);
 260     gtk_list_store_append (store, &iter);
 261     gtk_list_store_set (store, &iter, 0, NULL, 1, NULL, 2, _("(none)"), -1);
 262     a_populate_sym_list(store);
 263
 264     r = gtk_cell_renderer_pixbuf_new ();
 265     gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (symbolentry), r, FALSE);
 266     gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (symbolentry), r, "pixbuf", 1, NULL);
 267
 268     r = gtk_cell_renderer_text_new ();
 269     gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (symbolentry), r, FALSE);
 270     gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (symbolentry), r, "text", 2, NULL);
 271
 272     if ( dest == NULL && wp->symbol ) {
 273       gboolean ok;
 274       gchar *sym;
 275       for (ok = gtk_tree_model_get_iter_first ( GTK_TREE_MODEL(store), &iter ); ok; ok = gtk_tree_model_iter_next ( GTK_TREE_MODEL(store), &iter)) {
 276         gtk_tree_model_get ( GTK_TREE_MODEL(store), &iter, 0, (void *)&sym, -1 );
 277         if (sym && !strcmp(sym, wp->symbol)) {
 278           g_free(sym);
 279           break;
 280         } else {
 281           g_free(sym);
 282         }
 283       }
 284       gtk_combo_box_set_active_iter(GTK_COMBO_BOX(symbolentry), &iter);
 285     }
 286   }
 287
 288   if ( dest == NULL && wp->comment )
 289     gtk_entry_set_text ( GTK_ENTRY(commententry), wp->comment );
 290
 291   if ( dest == NULL && wp->image )
 292     vik_file_entry_set_filename ( VIK_FILE_ENTRY(imageentry), wp->image );
 293
 294
 295   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), latlabel, FALSE, FALSE, 0);
 296   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), latentry, FALSE, FALSE, 0);
 297   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), lonlabel, FALSE, FALSE, 0);
 298   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), lonentry, FALSE, FALSE, 0);
 299   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), altlabel, FALSE, FALSE, 0);
 300   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), altentry, FALSE, FALSE, 0);
 301   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), commentlabel, FALSE, FALSE, 0);
 302   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), commententry, FALSE, FALSE, 0);
 303   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), imagelabel, FALSE, FALSE, 0);
 304   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), imageentry, FALSE, FALSE, 0);
 305   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), symbollabel, FALSE, FALSE, 0);
 306   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), GTK_WIDGET(symbolentry), FALSE, FALSE, 0);
 307
 308   gtk_widget_show_all ( GTK_DIALOG(dialog)->vbox );
 309
 310   while ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
 311   {
 312     if ( dest )
 313     {
 314       const gchar *constname = gtk_entry_get_text ( GTK_ENTRY(nameentry) );
 315       if ( strlen(constname) == 0 ) /* TODO: other checks (isalpha or whatever ) */
 316         a_dialog_info_msg ( parent, _("Please enter a name for the waypoint.") );
 317       else {
 318         gchar *name = g_strdup ( constname );
 319
 320         if ( g_hash_table_lookup ( waypoints, name ) && !a_dialog_overwrite ( parent, _("The waypoint \"%s\" exists, do you want to overwrite it?"), name ) )
 321           g_free ( name );
 322         else
 323         {
 324           /* Do It */
 325           *dest = name;
 326           ll.lat = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(latentry) ) );
 327           ll.lon = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(lonentry) ) );
 328           vik_coord_load_from_latlon ( &(wp->coord), coord_mode, &ll );
 329           wp->altitude = atof ( gtk_entry_get_text ( GTK_ENTRY(altentry) ) );
 330           vik_waypoint_set_comment ( wp, gtk_entry_get_text ( GTK_ENTRY(commententry) ) );
 331           vik_waypoint_set_image ( wp, vik_file_entry_get_filename ( VIK_FILE_ENTRY(imageentry) ) );
 332           if ( wp->image && *(wp->image) && (!a_thumbnails_exists(wp->image)) )
 333             a_thumbnails_create ( wp->image );
 334
 335           {
 336             GtkTreeIter iter, first;
 337             gtk_tree_model_get_iter_first ( GTK_TREE_MODEL(store), &first );
 338             if ( !gtk_combo_box_get_active_iter ( GTK_COMBO_BOX(symbolentry), &iter ) || !memcmp(&iter, &first, sizeof(GtkTreeIter)) ) {
 339               vik_waypoint_set_symbol ( wp, NULL );
 340             } else {
 341               gchar *sym;
 342               gtk_tree_model_get ( GTK_TREE_MODEL(store), &iter, 0, (void *)&sym, -1 );
 343               vik_waypoint_set_symbol ( wp, sym );
 344               g_free(sym);
 345             }
 346           }
 347
 348           gtk_widget_destroy ( dialog );
 349           return TRUE;
 350         }
 351       } /* else (valid name) */
 352     }
 353     else
 354     {
 355       ll.lat = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(latentry) ) );
 356       ll.lon = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(lonentry) ) );
 357       vik_coord_load_from_latlon ( &(wp->coord), coord_mode, &ll );
 358       wp->altitude = atof ( gtk_entry_get_text ( GTK_ENTRY(altentry) ) );
 359       if ( (! wp->comment) || strcmp ( wp->comment, gtk_entry_get_text ( GTK_ENTRY(commententry) ) ) != 0 )
 360         vik_waypoint_set_comment ( wp, gtk_entry_get_text ( GTK_ENTRY(commententry) ) );
 361       if ( (! wp->image) || strcmp ( wp->image, vik_file_entry_get_filename ( VIK_FILE_ENTRY ( imageentry ) ) ) != 0 )
 362       {
 363         vik_waypoint_set_image ( wp, vik_file_entry_get_filename ( VIK_FILE_ENTRY(imageentry) ) );
 364         if ( wp->image && *(wp->image) && (!a_thumbnails_exists(wp->image)) )
 365           a_thumbnails_create ( wp->image );
 366       }
 367
 368       {
 369         GtkTreeIter iter, first;
 370         gtk_tree_model_get_iter_first ( GTK_TREE_MODEL(store), &first );
 371         if ( !gtk_combo_box_get_active_iter ( GTK_COMBO_BOX(symbolentry), &iter ) || !memcmp(&iter, &first, sizeof(GtkTreeIter)) ) {
 372           vik_waypoint_set_symbol ( wp, NULL );
 373         } else {
 374           gchar *sym;
 375           gtk_tree_model_get ( GTK_TREE_MODEL(store), &iter, 0, (void *)&sym, -1 );
 376           vik_waypoint_set_symbol ( wp, sym );
 377           g_free(sym);
 378         }
 379       }
 380
 381       gtk_widget_destroy ( dialog );
 382
 383       return TRUE;
 384     }
 385   }
 386   gtk_widget_destroy ( dialog );
 387   return FALSE;
 388 }
 389
 390 static void get_selected_foreach_func(GtkTreeModel *model,
 391                                       GtkTreePath *path,
 392                                       GtkTreeIter *iter,
 393                                       gpointer data)
 394 {
 395   GList **list = data;
 396   gchar *name;
 397   gtk_tree_model_get (model, iter, 0, &name, -1);
 398   *list = g_list_prepend(*list, name);
 399 }
 400
 401 GList *a_dialog_select_from_list ( GtkWindow *parent, GHashTable *tracks, GList *track_names, gboolean multiple_selection_allowed, const gchar *title, const gchar *msg )
 402 {
 403   GtkTreeIter iter;
 404   GtkCellRenderer *renderer;
 405   GtkWidget *view;
 406
 407   GtkWidget *dialog = gtk_dialog_new_with_buttons (title,
 408                                                   parent,
 409                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 410                                                   GTK_STOCK_CANCEL,
 411                                                   GTK_RESPONSE_REJECT,
 412                                                   GTK_STOCK_OK,
 413                                                   GTK_RESPONSE_ACCEPT,
 414                                                   NULL);
 415   GtkWidget *label = gtk_label_new ( msg );
 416   GtkListStore *store = gtk_list_store_new(1, G_TYPE_STRING);
 417
 418   GList *track_runner = track_names;
 419   while (track_runner)
 420   {
 421     gtk_list_store_append(store, &iter);
 422     gtk_list_store_set(store, &iter, 0, track_runner->data, -1);
 423     track_runner = g_list_next(track_runner);
 424   }
 425
 426   view = gtk_tree_view_new();
 427   renderer = gtk_cell_renderer_text_new();
 428   gtk_tree_view_insert_column_with_attributes( GTK_TREE_VIEW(view), -1, NULL, renderer, "text", 0, NULL);
 429   gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
 430   gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(view), FALSE);
 431   gtk_tree_selection_set_mode( gtk_tree_view_get_selection(GTK_TREE_VIEW(view)),
 432       multiple_selection_allowed ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_BROWSE );
 433   g_object_unref(store);
 434
 435   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), label, FALSE, FALSE, 0);
 436   gtk_widget_show ( label );
 437   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), view, FALSE, FALSE, 0);
 438   gtk_widget_show ( view );
 439
 440   while ( gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT )
 441   {
 442     GList *names = NULL;
 443     GtkTreeSelection *selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(view));
 444     gtk_tree_selection_selected_foreach(selection, get_selected_foreach_func, &names);
 445     if (names)
 446     {
 447       gtk_widget_destroy ( dialog );
 448       return (names);
 449     }
 450     a_dialog_error_msg(parent, _("Nothing was selected"));
 451   }
 452   gtk_widget_destroy ( dialog );
 453   return NULL;
 454 }
 455
 456 gchar *a_dialog_new_track ( GtkWindow *parent, GHashTable *tracks )
 457 {
 458   GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Add Track"),
 459                                                   parent,
 460                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 461                                                   GTK_STOCK_CANCEL,
 462                                                   GTK_RESPONSE_REJECT,
 463                                                   GTK_STOCK_OK,
 464                                                   GTK_RESPONSE_ACCEPT,
 465                                                   NULL);
 466   GtkWidget *label = gtk_label_new ( _("Track Name:") );
 467   GtkWidget *entry = gtk_entry_new ();
 468
 469   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), label, FALSE, FALSE, 0);
 470   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), entry, FALSE, FALSE, 0);
 471
 472   g_signal_connect_swapped ( entry, "activate", G_CALLBACK(a_dialog_response_accept), GTK_DIALOG(dialog) );
 473
 474   gtk_widget_show ( label );
 475   gtk_widget_show ( entry );
 476
 477   while ( gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT )
 478   {
 479     const gchar *constname = gtk_entry_get_text ( GTK_ENTRY(entry) );
 480     if ( *constname == '\0' )
 481       a_dialog_info_msg ( parent, _("Please enter a name for the track.") );
 482     else {
 483       gchar *name = g_strdup ( constname );
 484
 485       if ( g_hash_table_lookup( tracks, name ) && !a_dialog_overwrite ( parent, _("The track \"%s\" exists, do you want to overwrite it?"), gtk_entry_get_text ( GTK_ENTRY(entry) ) ) )
 486       {
 487         g_free ( name );
 488       }
 489       else
 490       {
 491         gtk_widget_destroy ( dialog );
 492         return name;
 493       }
 494     }
 495   }
 496   gtk_widget_destroy ( dialog );
 497   return NULL;
 498 }
 499
 500 /* creates a vbox full of labels */
 501 GtkWidget *a_dialog_create_label_vbox ( gchar **texts, int label_count )
 502 {
 503   GtkWidget *vbox, *label;
 504   int i;
 505   vbox = gtk_vbox_new( TRUE, 3 );
 506
 507   for ( i = 0; i < label_count; i++ )
 508   {
 509     label = gtk_label_new(NULL);
 510     gtk_label_set_markup ( GTK_LABEL(label), _(texts[i]) );
 511     gtk_box_pack_start ( GTK_BOX(vbox), label, FALSE, TRUE, 5 );
 512   }
 513   return vbox;
 514 }
 515
 516 gboolean a_dialog_overwrite ( GtkWindow *parent, const gchar *message, const gchar *extra )
 517 {
 518   GtkWidget *dia;
 519   dia = gtk_message_dialog_new ( parent,
 520                                  GTK_DIALOG_DESTROY_WITH_PARENT,
 521                                  GTK_MESSAGE_QUESTION,
 522                                  GTK_BUTTONS_YES_NO,
 523                                  message, extra );
 524
 525   if ( gtk_dialog_run ( GTK_DIALOG(dia) ) == GTK_RESPONSE_YES )
 526   {
 527     gtk_widget_destroy ( dia );
 528     return TRUE;
 529   }
 530   else
 531   {
 532     gtk_widget_destroy ( dia );
 533     return FALSE;
 534   }
 535 }
 536
 537 static void zoom_spin_changed ( GtkSpinButton *spin, GtkWidget *pass_along[3] )
 538 {
 539   if ( gtk_toggle_button_get_active ( GTK_TOGGLE_BUTTON(pass_along[2]) ) )
 540     gtk_spin_button_set_value (
 541         GTK_SPIN_BUTTON(pass_along[GTK_WIDGET(spin) == pass_along[0] ? 1 : 0]),
 542         gtk_spin_button_get_value ( spin ) );
 543 }
 544
 545 gboolean a_dialog_custom_zoom ( GtkWindow *parent, gdouble *xmpp, gdouble *ympp )
 546 {
 547   GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Zoom Factors..."),
 548                                                   parent,
 549                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 550                                                   GTK_STOCK_CANCEL,
 551                                                   GTK_RESPONSE_REJECT,
 552                                                   GTK_STOCK_OK,
 553                                                   GTK_RESPONSE_ACCEPT,
 554                                                   NULL);
 555   GtkWidget *table, *label, *xlabel, *xspin, *ylabel, *yspin, *samecheck;
 556   GtkWidget *pass_along[3];
 557
 558   table = gtk_table_new ( 4, 2, FALSE );
 559   gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), table, TRUE, TRUE, 0 );
 560
 561   label = gtk_label_new ( _("Zoom factor (in meters per pixel:") );
 562   xlabel = gtk_label_new ( _("X (easting): "));
 563   ylabel = gtk_label_new ( _("Y (northing): "));
 564
 565   pass_along[0] = xspin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( *xmpp, VIK_VIEWPORT_MIN_ZOOM, VIK_VIEWPORT_MAX_ZOOM, 1, 5, 5 ), 1, 8 );
 566   pass_along[1] = yspin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( *ympp, VIK_VIEWPORT_MIN_ZOOM, VIK_VIEWPORT_MAX_ZOOM, 1, 5, 5 ), 1, 8 );
 567
 568   pass_along[2] = samecheck = gtk_check_button_new_with_label ( _("X and Y zoom factors must be equal") );
 569   /* TODO -- same factor */
 570   /*  samecheck = gtk_check_button_new_with_label ( "Same x/y zoom factor" ); */
 571
 572   if ( *xmpp == *ympp )
 573     gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON(samecheck), TRUE );
 574
 575   gtk_table_attach_defaults ( GTK_TABLE(table), label, 0, 2, 0, 1 );
 576   gtk_table_attach_defaults ( GTK_TABLE(table), xlabel, 0, 1, 1, 2 );
 577   gtk_table_attach_defaults ( GTK_TABLE(table), xspin, 1, 2, 1, 2 );
 578   gtk_table_attach_defaults ( GTK_TABLE(table), ylabel, 0, 1, 2, 3 );
 579   gtk_table_attach_defaults ( GTK_TABLE(table), yspin, 1, 2, 2, 3 );
 580   gtk_table_attach_defaults ( GTK_TABLE(table), samecheck, 0, 2, 3, 4 );
 581
 582   gtk_widget_show_all ( table );
 583
 584   g_signal_connect ( G_OBJECT(xspin), "value-changed", G_CALLBACK(zoom_spin_changed), pass_along );
 585   g_signal_connect ( G_OBJECT(yspin), "value-changed", G_CALLBACK(zoom_spin_changed), pass_along );
 586
 587   if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
 588   {
 589     *xmpp = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(xspin) );
 590     *ympp = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(yspin) );
 591     gtk_widget_destroy ( dialog );
 592     return TRUE;
 593   }
 594   gtk_widget_destroy ( dialog );
 595   return FALSE;
 596 }
 597
 598 static void split_spin_focused ( GtkSpinButton *spin, GtkWidget *pass_along[1] )
 599 {
 600   gtk_toggle_button_set_active    (GTK_TOGGLE_BUTTON(pass_along[0]), 1);
 601 }
 602
 603 gboolean a_dialog_time_threshold ( GtkWindow *parent, gchar *title_text, gchar *label_text, guint *thr )
 604 {
 605   GtkWidget *dialog = gtk_dialog_new_with_buttons (title_text,
 606                                                   parent,
 607                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 608                                                   GTK_STOCK_CANCEL,
 609                                                   GTK_RESPONSE_REJECT,
 610                                                   GTK_STOCK_OK,
 611                                                   GTK_RESPONSE_ACCEPT,
 612                                                   NULL);
 613   GtkWidget *table, *t1, *t2, *t3, *t4, *spin, *label;
 614   GtkWidget *pass_along[1];
 615
 616   table = gtk_table_new ( 4, 2, FALSE );
 617   gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), table, TRUE, TRUE, 0 );
 618
 619   label = gtk_label_new (label_text);
 620
 621   t1 = gtk_radio_button_new_with_label ( NULL, _("1 min") );
 622   t2 = gtk_radio_button_new_with_label_from_widget ( GTK_RADIO_BUTTON(t1), _("1 hour") );
 623   t3 = gtk_radio_button_new_with_label_from_widget ( GTK_RADIO_BUTTON(t2), _("1 day") );
 624   t4 = gtk_radio_button_new_with_label_from_widget ( GTK_RADIO_BUTTON(t3), _("Custom (in minutes):") );
 625
 626   pass_along[0] = t4;
 627
 628   spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( *thr, 0, 65536, 1, 5, 5 ), 1, 0 );
 629
 630   gtk_table_attach_defaults ( GTK_TABLE(table), label, 0, 2, 0, 1 );
 631   gtk_table_attach_defaults ( GTK_TABLE(table), t1, 0, 1, 1, 2 );
 632   gtk_table_attach_defaults ( GTK_TABLE(table), t2, 0, 1, 2, 3 );
 633   gtk_table_attach_defaults ( GTK_TABLE(table), t3, 0, 1, 3, 4 );
 634   gtk_table_attach_defaults ( GTK_TABLE(table), t4, 0, 1, 4, 5 );
 635   gtk_table_attach_defaults ( GTK_TABLE(table), spin, 1, 2, 4, 5 );
 636
 637   gtk_widget_show_all ( table );
 638
 639   g_signal_connect ( G_OBJECT(spin), "grab-focus", G_CALLBACK(split_spin_focused), pass_along );
 640
 641   if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
 642   {
 643     if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(t1))) {
 644       *thr = 1;
 645     } else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(t2))) {
 646       *thr = 60;
 647     } else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(t3))) {
 648       *thr = 60 * 24;
 649     } else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(t4))) {
 650       *thr = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(spin) );
 651     }
 652     gtk_widget_destroy ( dialog );
 653     return TRUE;
 654   }
 655   gtk_widget_destroy ( dialog );
 656   return FALSE;
 657 }
 658
 659 static void about_url_hook (GtkAboutDialog *about,
 660                             const gchar    *link,
 661                             gpointer        data)
 662 {
 663   open_url (GTK_WINDOW(about), link);
 664 }
 665
 666 static void about_email_hook (GtkAboutDialog *about,
 667                               const gchar    *email,
 668                               gpointer        data)
 669 {
 670   new_email (GTK_WINDOW(about), email);
 671 }
 672
 673 void a_dialog_about ( GtkWindow *parent )
 674 {
 675   const gchar *program_name = PACKAGE_NAME;
 676   const gchar *version = VIKING_VERSION;
 677   const gchar *website = VIKING_URL;
 678   const gchar *copyright = "2003-2008, Evan Battaglia";
 679   const gchar *comments = _("GPS Data and Topo Analyzer, Explorer, and Manager.");
 680   const gchar *license = _("This program is free software; you can redistribute it and/or modify "
 681                         "it under the terms of the GNU General Public License as published by "
 682                         "the Free Software Foundation; either version 2 of the License, or "
 683                         "(at your option) any later version."
 684                         "\n\n"
 685                         "This program is distributed in the hope that it will be useful, "
 686                         "but WITHOUT ANY WARRANTY; without even the implied warranty of "
 687                         "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the "
 688                         "GNU General Public License for more details."
 689                         "\n\n"
 690                         "You should have received a copy of the GNU General Public License "
 691                         "along with this program; if not, write to the Free Software "
 692                         "Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA");
 693
 694   gtk_about_dialog_set_url_hook (about_url_hook, NULL, NULL);
 695   gtk_about_dialog_set_email_hook (about_email_hook, NULL, NULL);
 696   gtk_show_about_dialog (parent,
 697         /* TODO do not set program-name and correctly set info for g_get_application_name */
 698         "program-name", program_name,
 699         "version", version,
 700         "website", website,
 701         "comments", comments,
 702         "copyright", copyright,
 703         "license", license,
 704         "wrap-license", TRUE,
 705         /* logo automatically retrieved via gtk_window_get_default_icon_list */
 706         "authors", AUTHORS,
 707         NULL);
 708 }
 709
 710 gboolean a_dialog_map_n_zoom(GtkWindow *parent, gchar *mapnames[], gint default_map, gchar *zoom_list[], gint default_zoom, gint *selected_map, gint *selected_zoom)
 711 {
 712   gchar **s;
 713
 714   GtkWidget *dialog = gtk_dialog_new_with_buttons ( _("Download along track"), parent, 0, GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, NULL );
 715
 716   GtkWidget *map_label = gtk_label_new(_("Map type:"));
 717   GtkComboBox *map_combo = GTK_COMBO_BOX(gtk_combo_box_new_text());
 718   for (s = mapnames; *s; s++)
 719     gtk_combo_box_append_text(map_combo, *s);
 720   gtk_combo_box_set_active (map_combo, default_map);
 721   GtkWidget *zoom_label = gtk_label_new(_("Zoom level:"));
 722   GtkComboBox *zoom_combo = GTK_COMBO_BOX(gtk_combo_box_new_text());
 723   for (s = zoom_list; *s; s++)
 724     gtk_combo_box_append_text(zoom_combo, *s);
 725   gtk_combo_box_set_active (zoom_combo, default_zoom);
 726
 727   GtkTable *box = GTK_TABLE(gtk_table_new(2, 2, FALSE));
 728   gtk_table_attach_defaults(box, GTK_WIDGET(map_label), 0, 1, 0, 1);
 729   gtk_table_attach_defaults(box, GTK_WIDGET(map_combo), 1, 2, 0, 1);
 730   gtk_table_attach_defaults(box, GTK_WIDGET(zoom_label), 0, 1, 1, 2);
 731   gtk_table_attach_defaults(box, GTK_WIDGET(zoom_combo), 1, 2, 1, 2);
 732
 733   gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), GTK_WIDGET(box), FALSE, FALSE, 5 );
 734
 735   gtk_widget_show_all ( dialog );
 736   if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) != GTK_RESPONSE_ACCEPT ) {
 737     gtk_widget_destroy(dialog);
 738     return FALSE;
 739   }
 740
 741   *selected_map = gtk_combo_box_get_active(map_combo);
 742   *selected_zoom = gtk_combo_box_get_active(zoom_combo);
 743
 744   gtk_widget_destroy(dialog);
 745   return TRUE;
 746 }