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 #ifdef VIK_CONFIG_GOOGLE
  32 #include "googlesearch.h"
  33 #endif
  34 #ifdef VIK_CONFIG_GEONAMES
  35 #include "geonamessearch.h"
  36 #endif
  37 #include "util.h"
  38
  39 #include <glib/gi18n.h>
  40
  41 #include <stdlib.h>
  42 #include <string.h>
  43 #include <ctype.h>
  44
  45 void a_dialog_msg ( GtkWindow *parent, gint type, const gchar *info, const gchar *extra )
  46 {
  47   GtkWidget *msgbox = gtk_message_dialog_new ( parent, GTK_DIALOG_DESTROY_WITH_PARENT, type, GTK_BUTTONS_OK, info, extra );
  48   gtk_dialog_run ( GTK_DIALOG(msgbox) );
  49   gtk_widget_destroy ( msgbox );
  50 }
  51
  52 gboolean a_dialog_goto_latlon ( GtkWindow *parent, struct LatLon *ll, const struct LatLon *old )
  53 {
  54   GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Go to Lat/Lon"),
  55                                                   parent,
  56                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
  57                                                   GTK_STOCK_CANCEL,
  58                                                   GTK_RESPONSE_REJECT,
  59                                                   GTK_STOCK_OK,
  60                                                   GTK_RESPONSE_ACCEPT,
  61                                                   NULL);
  62   GtkWidget *latlabel, *lonlabel;
  63   GtkWidget *lat, *lon;
  64   gchar *tmp_lat, *tmp_lon;
  65
  66   latlabel = gtk_label_new (_("Latitude:"));
  67   lat = gtk_entry_new ();
  68   tmp_lat = g_strdup_printf ( "%f", old->lat );
  69   gtk_entry_set_text ( GTK_ENTRY(lat), tmp_lat );
  70   g_free ( tmp_lat );
  71
  72   lonlabel = gtk_label_new (_("Longitude:"));
  73   lon = gtk_entry_new ();
  74   tmp_lon = g_strdup_printf ( "%f", old->lon );
  75   gtk_entry_set_text ( GTK_ENTRY(lon), tmp_lon );
  76   g_free ( tmp_lon );
  77
  78   gtk_widget_show ( latlabel );
  79   gtk_widget_show ( lonlabel );
  80   gtk_widget_show ( lat );
  81   gtk_widget_show ( lon );
  82
  83   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), latlabel,  FALSE, FALSE, 0);
  84   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), lat, FALSE, FALSE, 0);
  85   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), lonlabel,  FALSE, FALSE, 0);
  86   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), lon,  FALSE, FALSE, 0);
  87
  88   if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
  89   {
  90     ll->lat = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(lat) ) );
  91     ll->lon = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(lon) ) );
  92     gtk_widget_destroy ( dialog );
  93     return TRUE;
  94   }
  95
  96   gtk_widget_destroy ( dialog );
  97   return FALSE;
  98 }
  99
 100 gboolean a_dialog_goto_utm ( GtkWindow *parent, struct UTM *utm, const struct UTM *old )
 101 {
 102   GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Go to Lat/Lon"),
 103                                                   parent,
 104                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 105                                                   GTK_STOCK_CANCEL,
 106                                                   GTK_RESPONSE_REJECT,
 107                                                   GTK_STOCK_OK,
 108                                                   GTK_RESPONSE_ACCEPT,
 109                                                   NULL);
 110   GtkWidget *norlabel, *easlabel, *nor, *eas;
 111   GtkWidget *zonehbox, *zonespin, *letterentry;
 112   gchar *tmp_eas, *tmp_nor;
 113   gchar tmp_letter[2];
 114
 115   norlabel = gtk_label_new (_("Northing:"));
 116   nor = gtk_entry_new ();
 117   tmp_nor = g_strdup_printf("%ld", (long) old->northing );
 118   gtk_entry_set_text ( GTK_ENTRY(nor), tmp_nor );
 119   g_free ( tmp_nor );
 120
 121   easlabel = gtk_label_new (_("Easting:"));
 122   eas = gtk_entry_new ();
 123   tmp_eas = g_strdup_printf("%ld", (long) old->easting );
 124   gtk_entry_set_text ( GTK_ENTRY(eas), tmp_eas );
 125   g_free ( tmp_eas );
 126
 127   zonehbox = gtk_hbox_new ( FALSE, 0 );
 128   gtk_box_pack_start ( GTK_BOX(zonehbox), gtk_label_new ( _("Zone:") ), FALSE, FALSE, 5 );
 129   zonespin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( old->zone, 1, 60, 1, 5, 5 ), 1, 0 );
 130   gtk_box_pack_start ( GTK_BOX(zonehbox), zonespin, TRUE, TRUE, 5 );
 131   gtk_box_pack_start ( GTK_BOX(zonehbox), gtk_label_new ( _("Letter:") ), FALSE, FALSE, 5 );
 132   letterentry = gtk_entry_new ();
 133   gtk_entry_set_max_length ( GTK_ENTRY(letterentry), 1 );
 134   gtk_entry_set_width_chars ( GTK_ENTRY(letterentry), 2 );
 135   tmp_letter[0] = old->letter;
 136   tmp_letter[1] = '\0';
 137   gtk_entry_set_text ( GTK_ENTRY(letterentry), tmp_letter );
 138   gtk_box_pack_start ( GTK_BOX(zonehbox), letterentry, FALSE, FALSE, 5 );
 139
 140   gtk_widget_show ( norlabel );
 141   gtk_widget_show ( easlabel );
 142   gtk_widget_show ( nor );
 143   gtk_widget_show ( eas );
 144
 145   gtk_widget_show_all ( zonehbox );
 146
 147   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), norlabel, FALSE, FALSE, 0);
 148   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), nor, FALSE, FALSE, 0);
 149   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), easlabel,  FALSE, FALSE, 0);
 150   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), eas,  FALSE, FALSE, 0);
 151   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), zonehbox,  FALSE, FALSE, 0);
 152
 153   if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
 154   {
 155     const gchar *letter;
 156     utm->northing = atof ( gtk_entry_get_text ( GTK_ENTRY(nor) ) );
 157     utm->easting = atof ( gtk_entry_get_text ( GTK_ENTRY(eas) ) );
 158     utm->zone = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(zonespin) );
 159     letter = gtk_entry_get_text ( GTK_ENTRY(letterentry) );
 160     if (*letter)
 161        utm->letter = toupper(*letter);
 162     gtk_widget_destroy ( dialog );
 163     return TRUE;
 164   }
 165
 166   gtk_widget_destroy ( dialog );
 167   return FALSE;
 168 }
 169
 170 void a_dialog_response_accept ( GtkDialog *dialog )
 171 {
 172   gtk_dialog_response ( dialog, GTK_RESPONSE_ACCEPT );
 173 }
 174
 175 static void symbol_entry_changed_cb(GtkWidget *combo, GtkListStore *store)
 176 {
 177   GtkTreeIter iter;
 178   gchar *sym;
 179
 180   if (!gtk_combo_box_get_active_iter(GTK_COMBO_BOX(combo), &iter))
 181     return;
 182
 183   gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, 0, (void *)&sym, -1 );
 184   /* Note: symm is NULL when "(none)" is select (first cell is empty) */
 185   gtk_widget_set_tooltip_text(combo, sym);
 186   g_free(sym);
 187 }
 188
 189 /* todo: less on this side, like add track */
 190 gboolean a_dialog_new_waypoint ( GtkWindow *parent, gchar **dest, VikWaypoint *wp, GHashTable *waypoints, VikCoordMode coord_mode )
 191 {
 192   GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Waypoint Properties"),
 193                                                    parent,
 194                                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 195                                                    GTK_STOCK_CANCEL,
 196                                                    GTK_RESPONSE_REJECT,
 197                                                    GTK_STOCK_OK,
 198                                                    GTK_RESPONSE_ACCEPT,
 199                                                    NULL);
 200   struct LatLon ll;
 201   GtkWidget *latlabel, *lonlabel, *namelabel, *latentry, *lonentry, *altentry, *altlabel, *nameentry=NULL, *commentlabel,
 202     *commententry, *imagelabel, *imageentry, *symbollabel, *symbolentry;
 203   GtkListStore *store;
 204
 205
 206
 207
 208   gchar *lat, *lon, *alt;
 209
 210   vik_coord_to_latlon ( &(wp->coord), &ll );
 211
 212   lat = g_strdup_printf ( "%f", ll.lat );
 213   lon = g_strdup_printf ( "%f", ll.lon );
 214   alt = g_strdup_printf ( "%f", wp->altitude );
 215
 216   if ( dest != NULL )
 217   {
 218     namelabel = gtk_label_new (_("Name:"));
 219     nameentry = gtk_entry_new ();
 220     if ( *dest ) {
 221       gtk_entry_set_text( GTK_ENTRY(nameentry), *dest );
 222       g_free ( *dest );
 223       *dest = NULL;
 224     }
 225     g_signal_connect_swapped ( nameentry, "activate", G_CALLBACK(a_dialog_response_accept), GTK_DIALOG(dialog) );
 226     gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), namelabel, FALSE, FALSE, 0);
 227     gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), nameentry, FALSE, FALSE, 0);
 228   }
 229
 230   latlabel = gtk_label_new (_("Latitude:"));
 231   latentry = gtk_entry_new ();
 232   gtk_entry_set_text ( GTK_ENTRY(latentry), lat );
 233   g_free ( lat );
 234
 235   lonlabel = gtk_label_new (_("Longitude:"));
 236   lonentry = gtk_entry_new ();
 237   gtk_entry_set_text ( GTK_ENTRY(lonentry), lon );
 238   g_free ( lon );
 239
 240   altlabel = gtk_label_new (_("Altitude:"));
 241   altentry = gtk_entry_new ();
 242   gtk_entry_set_text ( GTK_ENTRY(altentry), alt );
 243   g_free ( alt );
 244
 245   commentlabel = gtk_label_new (_("Comment:"));
 246   commententry = gtk_entry_new ();
 247   gchar *cmt =  NULL;
 248 #if defined(VIK_CONFIG_GOOGLE) && VIK_CONFIG_SEARCH==VIK_CONFIG_SEARCH_GOOGLE
 249   //if (strcmp(VIK_CONFIG_SEARCH,"google"))
 250     cmt =  a_googlesearch_get_search_string_for_this_place(VIK_WINDOW(parent));
 251 #endif
 252 #if defined(VIK_CONFIG_GEONAMES) && VIK_CONFIG_SEARCH==VIK_CONFIG_SEARCH_GEONAMES
 253   //if (strcmp(VIK_CONFIG_SEARCH,"geonames"))
 254     cmt =  a_geonamessearch_get_search_string_for_this_place(VIK_WINDOW(parent));
 255 #endif
 256   if (cmt)
 257     gtk_entry_set_text(GTK_ENTRY(commententry), cmt);
 258
 259   imagelabel = gtk_label_new (_("Image:"));
 260   imageentry = vik_file_entry_new (GTK_FILE_CHOOSER_ACTION_OPEN);
 261
 262   {
 263     GtkCellRenderer *r;
 264     symbollabel = gtk_label_new (_("Symbol:"));
 265     GtkTreeIter iter;
 266
 267     store = gtk_list_store_new(3, G_TYPE_STRING, GDK_TYPE_PIXBUF, G_TYPE_STRING);
 268     symbolentry = gtk_combo_box_new_with_model(GTK_TREE_MODEL(store));
 269     gtk_combo_box_set_wrap_width(GTK_COMBO_BOX(symbolentry), 6);
 270     g_signal_connect(symbolentry, "changed",
 271                    G_CALLBACK(symbol_entry_changed_cb), store);
 272     gtk_list_store_append (store, &iter);
 273     gtk_list_store_set (store, &iter, 0, NULL, 1, NULL, 2, _("(none)"), -1);
 274     a_populate_sym_list(store);
 275
 276     r = gtk_cell_renderer_pixbuf_new ();
 277     gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (symbolentry), r, FALSE);
 278     gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (symbolentry), r, "pixbuf", 1, NULL);
 279
 280     r = gtk_cell_renderer_text_new ();
 281     gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (symbolentry), r, FALSE);
 282     gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (symbolentry), r, "text", 2, NULL);
 283
 284     if ( dest == NULL && wp->symbol ) {
 285       gboolean ok;
 286       gchar *sym;
 287       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)) {
 288         gtk_tree_model_get ( GTK_TREE_MODEL(store), &iter, 0, (void *)&sym, -1 );
 289         if (sym && !strcmp(sym, wp->symbol)) {
 290           g_free(sym);
 291           break;
 292         } else {
 293           g_free(sym);
 294         }
 295       }
 296       gtk_combo_box_set_active_iter(GTK_COMBO_BOX(symbolentry), &iter);
 297     }
 298   }
 299
 300   if ( dest == NULL && wp->comment )
 301     gtk_entry_set_text ( GTK_ENTRY(commententry), wp->comment );
 302
 303   if ( dest == NULL && wp->image )
 304     vik_file_entry_set_filename ( VIK_FILE_ENTRY(imageentry), wp->image );
 305
 306
 307   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), latlabel, FALSE, FALSE, 0);
 308   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), latentry, FALSE, FALSE, 0);
 309   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), lonlabel, FALSE, FALSE, 0);
 310   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), lonentry, FALSE, FALSE, 0);
 311   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), altlabel, FALSE, FALSE, 0);
 312   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), altentry, FALSE, FALSE, 0);
 313   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), commentlabel, FALSE, FALSE, 0);
 314   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), commententry, FALSE, FALSE, 0);
 315   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), imagelabel, FALSE, FALSE, 0);
 316   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), imageentry, FALSE, FALSE, 0);
 317   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), symbollabel, FALSE, FALSE, 0);
 318   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), GTK_WIDGET(symbolentry), FALSE, FALSE, 0);
 319
 320   gtk_widget_show_all ( GTK_DIALOG(dialog)->vbox );
 321
 322   while ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
 323   {
 324     if ( dest )
 325     {
 326       const gchar *constname = gtk_entry_get_text ( GTK_ENTRY(nameentry) );
 327       if ( strlen(constname) == 0 ) /* TODO: other checks (isalpha or whatever ) */
 328         a_dialog_info_msg ( parent, _("Please enter a name for the waypoint.") );
 329       else {
 330         gchar *name = g_strdup ( constname );
 331
 332         if ( g_hash_table_lookup ( waypoints, name ) && !a_dialog_overwrite ( parent, _("The waypoint \"%s\" exists, do you want to overwrite it?"), name ) )
 333           g_free ( name );
 334         else
 335         {
 336           /* Do It */
 337           *dest = name;
 338           ll.lat = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(latentry) ) );
 339           ll.lon = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(lonentry) ) );
 340           vik_coord_load_from_latlon ( &(wp->coord), coord_mode, &ll );
 341           wp->altitude = atof ( gtk_entry_get_text ( GTK_ENTRY(altentry) ) );
 342           vik_waypoint_set_comment ( wp, gtk_entry_get_text ( GTK_ENTRY(commententry) ) );
 343           vik_waypoint_set_image ( wp, vik_file_entry_get_filename ( VIK_FILE_ENTRY(imageentry) ) );
 344           if ( wp->image && *(wp->image) && (!a_thumbnails_exists(wp->image)) )
 345             a_thumbnails_create ( wp->image );
 346
 347           {
 348             GtkTreeIter iter, first;
 349             gtk_tree_model_get_iter_first ( GTK_TREE_MODEL(store), &first );
 350             if ( !gtk_combo_box_get_active_iter ( GTK_COMBO_BOX(symbolentry), &iter ) || !memcmp(&iter, &first, sizeof(GtkTreeIter)) ) {
 351               vik_waypoint_set_symbol ( wp, NULL );
 352             } else {
 353               gchar *sym;
 354               gtk_tree_model_get ( GTK_TREE_MODEL(store), &iter, 0, (void *)&sym, -1 );
 355               vik_waypoint_set_symbol ( wp, sym );
 356               g_free(sym);
 357             }
 358           }
 359
 360           gtk_widget_destroy ( dialog );
 361           return TRUE;
 362         }
 363       } /* else (valid name) */
 364     }
 365     else
 366     {
 367       ll.lat = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(latentry) ) );
 368       ll.lon = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(lonentry) ) );
 369       vik_coord_load_from_latlon ( &(wp->coord), coord_mode, &ll );
 370       wp->altitude = atof ( gtk_entry_get_text ( GTK_ENTRY(altentry) ) );
 371       if ( (! wp->comment) || strcmp ( wp->comment, gtk_entry_get_text ( GTK_ENTRY(commententry) ) ) != 0 )
 372         vik_waypoint_set_comment ( wp, gtk_entry_get_text ( GTK_ENTRY(commententry) ) );
 373       if ( (! wp->image) || strcmp ( wp->image, vik_file_entry_get_filename ( VIK_FILE_ENTRY ( imageentry ) ) ) != 0 )
 374       {
 375         vik_waypoint_set_image ( wp, vik_file_entry_get_filename ( VIK_FILE_ENTRY(imageentry) ) );
 376         if ( wp->image && *(wp->image) && (!a_thumbnails_exists(wp->image)) )
 377           a_thumbnails_create ( wp->image );
 378       }
 379
 380       {
 381         GtkTreeIter iter, first;
 382         gtk_tree_model_get_iter_first ( GTK_TREE_MODEL(store), &first );
 383         if ( !gtk_combo_box_get_active_iter ( GTK_COMBO_BOX(symbolentry), &iter ) || !memcmp(&iter, &first, sizeof(GtkTreeIter)) ) {
 384           vik_waypoint_set_symbol ( wp, NULL );
 385         } else {
 386           gchar *sym;
 387           gtk_tree_model_get ( GTK_TREE_MODEL(store), &iter, 0, (void *)&sym, -1 );
 388           vik_waypoint_set_symbol ( wp, sym );
 389           g_free(sym);
 390         }
 391       }
 392
 393       gtk_widget_destroy ( dialog );
 394
 395       return TRUE;
 396     }
 397   }
 398   gtk_widget_destroy ( dialog );
 399   return FALSE;
 400 }
 401
 402 static void get_selected_foreach_func(GtkTreeModel *model,
 403                                       GtkTreePath *path,
 404                                       GtkTreeIter *iter,
 405                                       gpointer data)
 406 {
 407   GList **list = data;
 408   gchar *name;
 409   gtk_tree_model_get (model, iter, 0, &name, -1);
 410   *list = g_list_prepend(*list, name);
 411 }
 412
 413 GList *a_dialog_select_from_list ( GtkWindow *parent, GHashTable *tracks, GList *track_names, gboolean multiple_selection_allowed, const gchar *title, const gchar *msg )
 414 {
 415   GtkTreeIter iter;
 416   GtkCellRenderer *renderer;
 417   GtkWidget *view;
 418
 419   GtkWidget *dialog = gtk_dialog_new_with_buttons (title,
 420                                                   parent,
 421                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 422                                                   GTK_STOCK_CANCEL,
 423                                                   GTK_RESPONSE_REJECT,
 424                                                   GTK_STOCK_OK,
 425                                                   GTK_RESPONSE_ACCEPT,
 426                                                   NULL);
 427   GtkWidget *label = gtk_label_new ( msg );
 428   GtkListStore *store = gtk_list_store_new(1, G_TYPE_STRING);
 429
 430   GList *track_runner = track_names;
 431   while (track_runner)
 432   {
 433     gtk_list_store_append(store, &iter);
 434     gtk_list_store_set(store, &iter, 0, track_runner->data, -1);
 435     track_runner = g_list_next(track_runner);
 436   }
 437
 438   view = gtk_tree_view_new();
 439   renderer = gtk_cell_renderer_text_new();
 440   gtk_tree_view_insert_column_with_attributes( GTK_TREE_VIEW(view), -1, NULL, renderer, "text", 0, NULL);
 441   gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
 442   gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(view), FALSE);
 443   gtk_tree_selection_set_mode( gtk_tree_view_get_selection(GTK_TREE_VIEW(view)),
 444       multiple_selection_allowed ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_BROWSE );
 445   g_object_unref(store);
 446
 447   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), label, FALSE, FALSE, 0);
 448   gtk_widget_show ( label );
 449   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), view, FALSE, FALSE, 0);
 450   gtk_widget_show ( view );
 451
 452   while ( gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT )
 453   {
 454     GList *names = NULL;
 455     GtkTreeSelection *selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(view));
 456     gtk_tree_selection_selected_foreach(selection, get_selected_foreach_func, &names);
 457     if (names)
 458     {
 459       gtk_widget_destroy ( dialog );
 460       return (names);
 461     }
 462     a_dialog_error_msg(parent, _("Nothing was selected"));
 463   }
 464   gtk_widget_destroy ( dialog );
 465   return NULL;
 466 }
 467
 468 gchar *a_dialog_new_track ( GtkWindow *parent, GHashTable *tracks )
 469 {
 470   GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Add Track"),
 471                                                   parent,
 472                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 473                                                   GTK_STOCK_CANCEL,
 474                                                   GTK_RESPONSE_REJECT,
 475                                                   GTK_STOCK_OK,
 476                                                   GTK_RESPONSE_ACCEPT,
 477                                                   NULL);
 478   GtkWidget *label = gtk_label_new ( _("Track Name:") );
 479   GtkWidget *entry = gtk_entry_new ();
 480
 481   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), label, FALSE, FALSE, 0);
 482   gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), entry, FALSE, FALSE, 0);
 483
 484   g_signal_connect_swapped ( entry, "activate", G_CALLBACK(a_dialog_response_accept), GTK_DIALOG(dialog) );
 485
 486   gtk_widget_show ( label );
 487   gtk_widget_show ( entry );
 488
 489   while ( gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT )
 490   {
 491     const gchar *constname = gtk_entry_get_text ( GTK_ENTRY(entry) );
 492     if ( *constname == '\0' )
 493       a_dialog_info_msg ( parent, _("Please enter a name for the track.") );
 494     else {
 495       gchar *name = g_strdup ( constname );
 496
 497       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) ) ) )
 498       {
 499         g_free ( name );
 500       }
 501       else
 502       {
 503         gtk_widget_destroy ( dialog );
 504         return name;
 505       }
 506     }
 507   }
 508   gtk_widget_destroy ( dialog );
 509   return NULL;
 510 }
 511
 512 /* creates a vbox full of labels */
 513 GtkWidget *a_dialog_create_label_vbox ( gchar **texts, int label_count )
 514 {
 515   GtkWidget *vbox, *label;
 516   int i;
 517   vbox = gtk_vbox_new( TRUE, 3 );
 518
 519   for ( i = 0; i < label_count; i++ )
 520   {
 521     label = gtk_label_new(NULL);
 522     gtk_label_set_markup ( GTK_LABEL(label), _(texts[i]) );
 523     gtk_box_pack_start ( GTK_BOX(vbox), label, FALSE, TRUE, 5 );
 524   }
 525   return vbox;
 526 }
 527
 528 gboolean a_dialog_overwrite ( GtkWindow *parent, const gchar *message, const gchar *extra )
 529 {
 530   GtkWidget *dia;
 531   dia = gtk_message_dialog_new ( parent,
 532                                  GTK_DIALOG_DESTROY_WITH_PARENT,
 533                                  GTK_MESSAGE_QUESTION,
 534                                  GTK_BUTTONS_YES_NO,
 535                                  message, extra );
 536
 537   if ( gtk_dialog_run ( GTK_DIALOG(dia) ) == GTK_RESPONSE_YES )
 538   {
 539     gtk_widget_destroy ( dia );
 540     return TRUE;
 541   }
 542   else
 543   {
 544     gtk_widget_destroy ( dia );
 545     return FALSE;
 546   }
 547 }
 548
 549 static void zoom_spin_changed ( GtkSpinButton *spin, GtkWidget *pass_along[3] )
 550 {
 551   if ( gtk_toggle_button_get_active ( GTK_TOGGLE_BUTTON(pass_along[2]) ) )
 552     gtk_spin_button_set_value (
 553         GTK_SPIN_BUTTON(pass_along[GTK_WIDGET(spin) == pass_along[0] ? 1 : 0]),
 554         gtk_spin_button_get_value ( spin ) );
 555 }
 556
 557 gboolean a_dialog_custom_zoom ( GtkWindow *parent, gdouble *xmpp, gdouble *ympp )
 558 {
 559   GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Zoom Factors..."),
 560                                                   parent,
 561                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 562                                                   GTK_STOCK_CANCEL,
 563                                                   GTK_RESPONSE_REJECT,
 564                                                   GTK_STOCK_OK,
 565                                                   GTK_RESPONSE_ACCEPT,
 566                                                   NULL);
 567   GtkWidget *table, *label, *xlabel, *xspin, *ylabel, *yspin, *samecheck;
 568   GtkWidget *pass_along[3];
 569
 570   table = gtk_table_new ( 4, 2, FALSE );
 571   gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), table, TRUE, TRUE, 0 );
 572
 573   label = gtk_label_new ( _("Zoom factor (in meters per pixel:") );
 574   xlabel = gtk_label_new ( _("X (easting): "));
 575   ylabel = gtk_label_new ( _("Y (northing): "));
 576
 577   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 );
 578   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 );
 579
 580   pass_along[2] = samecheck = gtk_check_button_new_with_label ( _("X and Y zoom factors must be equal") );
 581   /* TODO -- same factor */
 582   /*  samecheck = gtk_check_button_new_with_label ( "Same x/y zoom factor" ); */
 583
 584   if ( *xmpp == *ympp )
 585     gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON(samecheck), TRUE );
 586
 587   gtk_table_attach_defaults ( GTK_TABLE(table), label, 0, 2, 0, 1 );
 588   gtk_table_attach_defaults ( GTK_TABLE(table), xlabel, 0, 1, 1, 2 );
 589   gtk_table_attach_defaults ( GTK_TABLE(table), xspin, 1, 2, 1, 2 );
 590   gtk_table_attach_defaults ( GTK_TABLE(table), ylabel, 0, 1, 2, 3 );
 591   gtk_table_attach_defaults ( GTK_TABLE(table), yspin, 1, 2, 2, 3 );
 592   gtk_table_attach_defaults ( GTK_TABLE(table), samecheck, 0, 2, 3, 4 );
 593
 594   gtk_widget_show_all ( table );
 595
 596   g_signal_connect ( G_OBJECT(xspin), "value-changed", G_CALLBACK(zoom_spin_changed), pass_along );
 597   g_signal_connect ( G_OBJECT(yspin), "value-changed", G_CALLBACK(zoom_spin_changed), pass_along );
 598
 599   if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
 600   {
 601     *xmpp = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(xspin) );
 602     *ympp = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(yspin) );
 603     gtk_widget_destroy ( dialog );
 604     return TRUE;
 605   }
 606   gtk_widget_destroy ( dialog );
 607   return FALSE;
 608 }
 609
 610 static void split_spin_focused ( GtkSpinButton *spin, GtkWidget *pass_along[1] )
 611 {
 612   gtk_toggle_button_set_active    (GTK_TOGGLE_BUTTON(pass_along[0]), 1);
 613 }
 614
 615 gboolean a_dialog_time_threshold ( GtkWindow *parent, gchar *title_text, gchar *label_text, guint *thr )
 616 {
 617   GtkWidget *dialog = gtk_dialog_new_with_buttons (title_text,
 618                                                   parent,
 619                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 620                                                   GTK_STOCK_CANCEL,
 621                                                   GTK_RESPONSE_REJECT,
 622                                                   GTK_STOCK_OK,
 623                                                   GTK_RESPONSE_ACCEPT,
 624                                                   NULL);
 625   GtkWidget *table, *t1, *t2, *t3, *t4, *spin, *label;
 626   GtkWidget *pass_along[1];
 627
 628   table = gtk_table_new ( 4, 2, FALSE );
 629   gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), table, TRUE, TRUE, 0 );
 630
 631   label = gtk_label_new (label_text);
 632
 633   t1 = gtk_radio_button_new_with_label ( NULL, _("1 min") );
 634   t2 = gtk_radio_button_new_with_label_from_widget ( GTK_RADIO_BUTTON(t1), _("1 hour") );
 635   t3 = gtk_radio_button_new_with_label_from_widget ( GTK_RADIO_BUTTON(t2), _("1 day") );
 636   t4 = gtk_radio_button_new_with_label_from_widget ( GTK_RADIO_BUTTON(t3), _("Custom (in minutes):") );
 637
 638   pass_along[0] = t4;
 639
 640   spin = gtk_spin_button_new ( (GtkAdjustment *) gtk_adjustment_new ( *thr, 0, 65536, 1, 5, 5 ), 1, 0 );
 641
 642   gtk_table_attach_defaults ( GTK_TABLE(table), label, 0, 2, 0, 1 );
 643   gtk_table_attach_defaults ( GTK_TABLE(table), t1, 0, 1, 1, 2 );
 644   gtk_table_attach_defaults ( GTK_TABLE(table), t2, 0, 1, 2, 3 );
 645   gtk_table_attach_defaults ( GTK_TABLE(table), t3, 0, 1, 3, 4 );
 646   gtk_table_attach_defaults ( GTK_TABLE(table), t4, 0, 1, 4, 5 );
 647   gtk_table_attach_defaults ( GTK_TABLE(table), spin, 1, 2, 4, 5 );
 648
 649   gtk_widget_show_all ( table );
 650
 651   g_signal_connect ( G_OBJECT(spin), "grab-focus", G_CALLBACK(split_spin_focused), pass_along );
 652
 653   if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
 654   {
 655     if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(t1))) {
 656       *thr = 1;
 657     } else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(t2))) {
 658       *thr = 60;
 659     } else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(t3))) {
 660       *thr = 60 * 24;
 661     } else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(t4))) {
 662       *thr = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(spin) );
 663     }
 664     gtk_widget_destroy ( dialog );
 665     return TRUE;
 666   }
 667   gtk_widget_destroy ( dialog );
 668   return FALSE;
 669 }
 670
 671 static void about_url_hook (GtkAboutDialog *about,
 672                             const gchar    *link,
 673                             gpointer        data)
 674 {
 675   open_url (GTK_WINDOW(about), link);
 676 }
 677
 678 static void about_email_hook (GtkAboutDialog *about,
 679                               const gchar    *email,
 680                               gpointer        data)
 681 {
 682   new_email (GTK_WINDOW(about), email);
 683 }
 684
 685 void a_dialog_about ( GtkWindow *parent )
 686 {
 687   const gchar *program_name = PACKAGE_NAME;
 688   const gchar *version = VIKING_VERSION;
 689   const gchar *website = VIKING_URL;
 690   const gchar *copyright = "2003-2008, Evan Battaglia";
 691   const gchar *comments = _("GPS Data and Topo Analyzer, Explorer, and Manager.");
 692   const gchar *license = _("This program is free software; you can redistribute it and/or modify "
 693                         "it under the terms of the GNU General Public License as published by "
 694                         "the Free Software Foundation; either version 2 of the License, or "
 695                         "(at your option) any later version."
 696                         "\n\n"
 697                         "This program is distributed in the hope that it will be useful, "
 698                         "but WITHOUT ANY WARRANTY; without even the implied warranty of "
 699                         "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the "
 700                         "GNU General Public License for more details."
 701                         "\n\n"
 702                         "You should have received a copy of the GNU General Public License "
 703                         "along with this program; if not, write to the Free Software "
 704                         "Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA");
 705
 706   gtk_about_dialog_set_url_hook (about_url_hook, NULL, NULL);
 707   gtk_about_dialog_set_email_hook (about_email_hook, NULL, NULL);
 708   gtk_show_about_dialog (parent,
 709         /* TODO do not set program-name and correctly set info for g_get_application_name */
 710         "program-name", program_name,
 711         "version", version,
 712         "website", website,
 713         "comments", comments,
 714         "copyright", copyright,
 715         "license", license,
 716         "wrap-license", TRUE,
 717         /* logo automatically retrieved via gtk_window_get_default_icon_list */
 718         "authors", AUTHORS,
 719         NULL);
 720 }
 721
 722 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)
 723 {
 724   gchar **s;
 725
 726   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 );
 727
 728   GtkWidget *map_label = gtk_label_new(_("Map type:"));
 729   GtkComboBox *map_combo = GTK_COMBO_BOX(gtk_combo_box_new_text());
 730   for (s = mapnames; *s; s++)
 731     gtk_combo_box_append_text(map_combo, *s);
 732   gtk_combo_box_set_active (map_combo, default_map);
 733   GtkWidget *zoom_label = gtk_label_new(_("Zoom level:"));
 734   GtkComboBox *zoom_combo = GTK_COMBO_BOX(gtk_combo_box_new_text());
 735   for (s = zoom_list; *s; s++)
 736     gtk_combo_box_append_text(zoom_combo, *s);
 737   gtk_combo_box_set_active (zoom_combo, default_zoom);
 738
 739   GtkTable *box = GTK_TABLE(gtk_table_new(2, 2, FALSE));
 740   gtk_table_attach_defaults(box, GTK_WIDGET(map_label), 0, 1, 0, 1);
 741   gtk_table_attach_defaults(box, GTK_WIDGET(map_combo), 1, 2, 0, 1);
 742   gtk_table_attach_defaults(box, GTK_WIDGET(zoom_label), 0, 1, 1, 2);
 743   gtk_table_attach_defaults(box, GTK_WIDGET(zoom_combo), 1, 2, 1, 2);
 744
 745   gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), GTK_WIDGET(box), FALSE, FALSE, 5 );
 746
 747   gtk_widget_show_all ( dialog );
 748   if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) != GTK_RESPONSE_ACCEPT ) {
 749     gtk_widget_destroy(dialog);
 750     return FALSE;
 751   }
 752
 753   *selected_map = gtk_combo_box_get_active(map_combo);
 754   *selected_zoom = gtk_combo_box_get_active(zoom_combo);
 755
 756   gtk_widget_destroy(dialog);
 757   return TRUE;
 758 }