src/viktrwlayer_tracklist.c

   1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
   2 /*
   3  * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
   4  *
   5  * Copyright (C) 2013, Rob Norris <rw_norris@hotmail.com>
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  *
  21  */
  22 #include <math.h>
  23 #include <string.h>
  24 #include <stdlib.h>
  25 #include <stdio.h>
  26 #include <glib.h>
  27 #include <glib/gstdio.h>
  28 #include <glib/gi18n.h>
  29
  30 #include "viking.h"
  31 #include "viktrwlayer_tracklist.h"
  32 #include "viktrwlayer_propwin.h"
  33
  34 // Long formatted date+basic time - listing this way ensures the string comparison sort works - so no local type format %x or %c here!
  35 #define TRACK_LIST_DATE_FORMAT "%Y-%m-%d %H:%M"
  36
  37 /**
  38  * track_close_cb:
  39  *
  40  */
  41 static void track_close_cb ( GtkWidget *dialog, gint resp, GList *data )
  42 {
  43         g_list_foreach ( data, (GFunc) g_free, NULL );
  44         g_list_free ( data );
  45
  46         gtk_widget_destroy (dialog);
  47 }
  48
  49 /**
  50  * format_1f_cell_data_func:
  51  *
  52  * General purpose column double formatting
  53  *
  54  */
  55 static void format_1f_cell_data_func ( GtkTreeViewColumn *col,
  56                                        GtkCellRenderer   *renderer,
  57                                        GtkTreeModel      *model,
  58                                        GtkTreeIter       *iter,
  59                                        gpointer           user_data )
  60 {
  61         gdouble value;
  62         gchar buf[20];
  63         gint column = GPOINTER_TO_INT (user_data);
  64         gtk_tree_model_get ( model, iter, column, &value, -1 );
  65         g_snprintf ( buf, sizeof(buf), "%.1f", value );
  66         g_object_set ( renderer, "text", buf, NULL );
  67 }
  68
  69 #define TRK_LIST_COLS 11
  70 #define TRK_COL_NUM TRK_LIST_COLS-1
  71 #define TRW_COL_NUM TRK_COL_NUM-1
  72
  73 /*
  74  * trw_layer_track_tooltip_cb:
  75  *
  76  * Show a tooltip when the mouse is over a track list entry.
  77  * The tooltip contains the comment or description.
  78  */
  79 static gboolean trw_layer_track_tooltip_cb ( GtkWidget  *widget,
  80                                              gint        x,
  81                                              gint        y,
  82                                              gboolean    keyboard_tip,
  83                                              GtkTooltip *tooltip,
  84                                              gpointer    data )
  85 {
  86         GtkTreeIter iter;
  87         GtkTreePath *path = NULL;
  88         GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
  89         GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
  90
  91         if ( !gtk_tree_view_get_tooltip_context ( tree_view, &x, &y,
  92                                                   keyboard_tip,
  93                                                   &model, &path, &iter ) )
  94                 return FALSE;
  95
  96         VikTrack *trk;
  97         gtk_tree_model_get ( model, &iter, TRK_COL_NUM, &trk, -1 );
  98         if ( !trk ) return FALSE;
  99
 100         gboolean tooltip_set = TRUE;
 101         if ( trk->comment )
 102                 gtk_tooltip_set_text ( tooltip, trk->comment );
 103         else if ( trk->description )
 104                 gtk_tooltip_set_text ( tooltip, trk->description );
 105         else
 106                 tooltip_set = FALSE;
 107
 108         if ( tooltip_set )
 109                 gtk_tree_view_set_tooltip_row ( tree_view, tooltip, path );
 110
 111         gtk_tree_path_free ( path );
 112
 113         return tooltip_set;
 114 }
 115
 116 /*
 117 static void trw_layer_track_select_cb ( GtkTreeSelection *selection, gpointer data )
 118 {
 119         GtkTreeIter iter;
 120         if ( !gtk_tree_selection_get_selected (selection, NULL, &iter) )
 121                 return;
 122
 123         GtkTreeView *tree_view = GTK_TREE_VIEW ( data );
 124         GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
 125
 126         VikTrack *trk;
 127         gtk_tree_model_get ( model, &iter, TRK_COL_NUM, &trk, -1 );
 128         if ( !trk ) return;
 129
 130         VikTrwLayer *vtl;
 131         gtk_tree_model_get ( model, &iter, TRW_COL_NUM, &vtl, -1 );
 132         if ( !IS_VIK_TRW_LAYER(vtl) ) return;
 133
 134         //vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, g_hash_table_lookup ( vtl->track_iters, uuid ), TRUE );
 135 }
 136 */
 137
 138 // A slightly better way of defining the menu callback information
 139 // This should be much easier to extend/rework compared to the current trw_layer menus
 140 typedef enum {
 141   MA_VTL = 0,
 142   MA_TRK,
 143   MA_TRK_UUID,
 144   MA_VVP,
 145   MA_TREEVIEW,
 146   MA_TRKS_LIST,
 147   MA_LAST
 148 } menu_array_index;
 149
 150 typedef gpointer menu_array_values[MA_LAST];
 151
 152 // Instead of hooking automatically on treeview item selection
 153 // This is performed on demand via the specific menu request
 154 static void trw_layer_track_select ( menu_array_values values )
 155 {
 156         VikTrwLayer *vtl = VIK_TRW_LAYER(values[MA_VTL]);
 157         VikTrack *trk = VIK_TRACK(values[MA_TRK]);
 158
 159         if ( values[MA_TRK_UUID] ) {
 160                 GtkTreeIter *iter = NULL;
 161                 if ( trk->is_route )
 162                         iter = g_hash_table_lookup ( vik_trw_layer_get_routes_iters(vtl), values[MA_TRK_UUID] );
 163                 else
 164                         iter = g_hash_table_lookup ( vik_trw_layer_get_tracks_iters(vtl), values[MA_TRK_UUID] );
 165
 166                 if ( iter )
 167                         vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, iter, TRUE );
 168         }
 169 }
 170
 171 static void trw_layer_track_stats ( menu_array_values values )
 172 {
 173         VikTrwLayer *vtl = VIK_TRW_LAYER(values[MA_VTL]);
 174         VikTrack *trk = VIK_TRACK(values[MA_TRK]);
 175         VikViewport *vvp = VIK_VIEWPORT(values[MA_VVP]);
 176
 177         if ( trk && trk->name ) {
 178                 // Kill off this dialog to allow interaction with properties window
 179                 //  since the properties also allows track manipulations it won't cause conflicts here.
 180                 GtkWidget *gw = gtk_widget_get_toplevel ( values[MA_TREEVIEW] );
 181                 track_close_cb ( gw, 0, values[MA_TRKS_LIST] );
 182
 183                 vik_trw_layer_propwin_run ( VIK_GTK_WINDOW_FROM_LAYER(vtl),
 184                                             vtl,
 185                                             trk,
 186                                             NULL, // vlp
 187                                             vvp,
 188                                             TRUE );
 189     }
 190 }
 191
 192 static void trw_layer_track_view ( menu_array_values values )
 193 {
 194         VikTrwLayer *vtl = VIK_TRW_LAYER(values[MA_VTL]);
 195         VikTrack *trk = VIK_TRACK(values[MA_TRK]);
 196         VikViewport *vvp = VIK_VIEWPORT(values[MA_VVP]);
 197
 198         // TODO create common function to convert between LatLon[2] and LatLonBBox or even change LatLonBBox to be 2 LatLons!
 199         struct LatLon maxmin[2];
 200         maxmin[0].lat = trk->bbox.north;
 201         maxmin[1].lat = trk->bbox.south;
 202         maxmin[0].lon = trk->bbox.east;
 203         maxmin[1].lon = trk->bbox.west;
 204
 205     trw_layer_zoom_to_show_latlons ( vtl, vvp, maxmin );
 206
 207         trw_layer_track_select (values);
 208 }
 209
 210 typedef struct {
 211   gboolean has_layer_names;
 212   GString *str;
 213 } copy_data_t;
 214
 215 static void copy_selection (GtkTreeModel *model,
 216                             GtkTreePath *path,
 217                             GtkTreeIter *iter,
 218                             gpointer data)
 219 {
 220         copy_data_t *cd = (copy_data_t*) data;
 221
 222         gchar* layername; gtk_tree_model_get ( model, iter, 0, &layername, -1 );
 223         gchar* name; gtk_tree_model_get ( model, iter, 1, &name, -1 );
 224         gchar* date; gtk_tree_model_get ( model, iter, 2, &date, -1 );
 225         gdouble d1; gtk_tree_model_get ( model, iter, 4, &d1, -1 );
 226         guint d2; gtk_tree_model_get ( model, iter, 5, &d2, -1 );
 227         gdouble d3; gtk_tree_model_get ( model, iter, 6, &d3, -1 );
 228         gdouble d4; gtk_tree_model_get ( model, iter, 7, &d4, -1 );
 229         gint d5; gtk_tree_model_get ( model, iter, 8, &d5, -1 );
 230         gchar sep = '\t'; // Could make this configurable - but simply always make it a tab character for now
 231         // NB Even if the columns have been reordered - this copies it out only in the original default order
 232         // if col 0 is displayed then also copy the layername
 233         if ( cd->has_layer_names )
 234                 g_string_append_printf ( cd->str, "%s%c%s%c%s%c%.1f%c%d%c%.1f%c%.1f%c%d\n", layername, sep, name, sep, date, sep, d1, sep, d2, sep, d3, sep, d4, sep, d5 );
 235         else
 236                 g_string_append_printf ( cd->str, "%s%c%s%c%.1f%c%d%c%.1f%c%.1f%c%d\n", name, sep, date, sep, d1, sep, d2, sep, d3, sep, d4, sep, d5 );
 237         g_free ( layername );
 238         g_free ( name );
 239         g_free ( date );
 240 }
 241
 242 static void trw_layer_copy_selected ( GtkWidget *tree_view )
 243 {
 244         GtkTreeSelection *selection = gtk_tree_view_get_selection ( GTK_TREE_VIEW(tree_view) );
 245         // NB GTK3 has gtk_tree_view_get_n_columns() but we're GTK2 ATM
 246         GList *gl = gtk_tree_view_get_columns ( GTK_TREE_VIEW(tree_view) );
 247         guint count = g_list_length ( gl );
 248         g_list_free ( gl );
 249         copy_data_t cd;
 250         cd.has_layer_names = (count > TRK_LIST_COLS-3);
 251         // Or use gtk_tree_view_column_get_visible()?
 252         cd.str = g_string_new ( NULL );
 253         gtk_tree_selection_selected_foreach ( selection, copy_selection, &cd );
 254
 255         a_clipboard_copy ( VIK_CLIPBOARD_DATA_TEXT, 0, 0, 0, cd.str->str, NULL );
 256
 257         g_string_free ( cd.str, TRUE );
 258 }
 259
 260 static void add_copy_menu_item ( GtkMenu *menu, GtkWidget *tree_view )
 261 {
 262         GtkWidget *item = gtk_image_menu_item_new_with_mnemonic ( _("_Copy Data") );
 263         gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_COPY, GTK_ICON_SIZE_MENU) );
 264         g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_copy_selected), tree_view );
 265         gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
 266         gtk_widget_show ( item );
 267 }
 268
 269 static gboolean add_menu_items ( GtkMenu *menu, VikTrwLayer *vtl, VikTrack *trk, gpointer trk_uuid, VikViewport *vvp, GtkWidget *tree_view, gpointer data )
 270 {
 271         static menu_array_values values;
 272         GtkWidget *item;
 273
 274         values[MA_VTL]       = vtl;
 275         values[MA_TRK]       = trk;
 276         values[MA_TRK_UUID]  = trk_uuid;
 277         values[MA_VVP]       = vvp;
 278         values[MA_TREEVIEW]  = tree_view;
 279         values[MA_TRKS_LIST] = data;
 280
 281         /*
 282         item = gtk_image_menu_item_new_with_mnemonic ( _("_Select") );
 283         gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_FIND, GTK_ICON_SIZE_MENU) );
 284         g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_track_select), values );
 285         gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
 286         gtk_widget_show ( item );
 287         */
 288
 289         // ATM view auto selects, so don't bother with separate select menu entry
 290         item = gtk_image_menu_item_new_with_mnemonic ( _("_View") );
 291         gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_ZOOM_FIT, GTK_ICON_SIZE_MENU) );
 292         g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_track_view), values );
 293         gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
 294         gtk_widget_show ( item );
 295
 296         item = gtk_menu_item_new_with_mnemonic ( _("_Statistics") );
 297         g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_track_stats), values );
 298         gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
 299         gtk_widget_show ( item );
 300
 301         add_copy_menu_item ( menu, tree_view );
 302
 303         return TRUE;
 304 }
 305
 306 static gboolean trw_layer_track_menu_popup_multi  ( GtkWidget *tree_view,
 307                                                     GdkEventButton *event,
 308                                                     gpointer data )
 309 {
 310         GtkWidget *menu = gtk_menu_new();
 311
 312         add_copy_menu_item ( GTK_MENU(menu), tree_view );
 313
 314         gtk_menu_popup ( GTK_MENU(menu), NULL, NULL, NULL, NULL, event->button, gtk_get_current_event_time() );
 315
 316         return TRUE;
 317 }
 318
 319 static gboolean trw_layer_track_menu_popup ( GtkWidget *tree_view,
 320                                              GdkEventButton *event,
 321                                              gpointer data )
 322 {
 323         static GtkTreeIter iter;
 324
 325         // Use selected item to get a single iterator ref
 326         // This relies on an row being selected as part of the right click
 327         GtkTreeSelection *selection = gtk_tree_view_get_selection ( GTK_TREE_VIEW(tree_view) );
 328         if ( gtk_tree_selection_count_selected_rows (selection) != 1 )
 329                 return trw_layer_track_menu_popup_multi ( tree_view, event, data );
 330
 331         GtkTreePath *path;
 332         GtkTreeModel *model = gtk_tree_view_get_model ( GTK_TREE_VIEW(tree_view) );
 333
 334         // All this just to get the iter
 335         if ( gtk_tree_view_get_path_at_pos ( GTK_TREE_VIEW(tree_view),
 336                                              (gint) event->x,
 337                                              (gint) event->y,
 338                                              &path, NULL, NULL, NULL)) {
 339                 gtk_tree_model_get_iter_from_string ( model, &iter, gtk_tree_path_to_string (path) );
 340                 gtk_tree_path_free ( path );
 341         }
 342         else
 343                 return FALSE;
 344
 345         VikTrack *trk;
 346         gtk_tree_model_get ( model, &iter, TRK_COL_NUM, &trk, -1 );
 347         if ( !trk ) return FALSE;
 348
 349         VikTrwLayer *vtl;
 350         gtk_tree_model_get ( model, &iter, TRW_COL_NUM, &vtl, -1 );
 351         if ( !IS_VIK_TRW_LAYER(vtl) ) return FALSE;
 352
 353         trku_udata udataU;
 354         udataU.trk  = trk;
 355         udataU.uuid = NULL;
 356
 357         gpointer *trkf;
 358         if ( trk->is_route )
 359                 trkf = g_hash_table_find ( vik_trw_layer_get_routes(vtl), (GHRFunc) trw_layer_track_find_uuid, &udataU );
 360         else
 361                 trkf = g_hash_table_find ( vik_trw_layer_get_tracks(vtl), (GHRFunc) trw_layer_track_find_uuid, &udataU );
 362
 363         if ( trkf && udataU.uuid ) {
 364                 VikViewport *vvp = vik_window_viewport((VikWindow *)(VIK_GTK_WINDOW_FROM_LAYER(vtl)));
 365
 366                 GtkWidget *menu = gtk_menu_new();
 367
 368                 // Originally started to reuse the trw_layer menu items
 369                 //  however these offer too many ways to edit the track data
 370                 //  so without an easy way to distinguish read only operations,
 371                 //  create a very minimal new set of operations
 372                 add_menu_items ( GTK_MENU(menu),
 373                                  vtl,
 374                                  trk,
 375                                  udataU.uuid,
 376                                  vvp,
 377                                  tree_view,
 378                                  data );
 379
 380                 gtk_menu_popup ( GTK_MENU(menu), NULL, NULL, NULL, NULL, event->button, gtk_get_current_event_time() );
 381                 return TRUE;
 382         }
 383         return FALSE;
 384 }
 385
 386 static gboolean trw_layer_track_button_pressed ( GtkWidget *tree_view,
 387                                                  GdkEventButton *event,
 388                                                  gpointer data )
 389 {
 390         // Only on right clicks...
 391         if ( ! (event->type == GDK_BUTTON_PRESS && event->button == 3) )
 392                 return FALSE;
 393
 394         // ATM Force a selection...
 395         GtkTreeSelection *selection = gtk_tree_view_get_selection ( GTK_TREE_VIEW(tree_view) );
 396         if ( gtk_tree_selection_count_selected_rows (selection) <= 1 ) {
 397                 GtkTreePath *path;
 398                 /* Get tree path for row that was clicked */
 399                 if ( gtk_tree_view_get_path_at_pos ( GTK_TREE_VIEW(tree_view),
 400                                                      (gint) event->x,
 401                                                  (gint) event->y,
 402                                                      &path, NULL, NULL, NULL)) {
 403                         gtk_tree_selection_unselect_all ( selection );
 404                         gtk_tree_selection_select_path ( selection, path );
 405                         gtk_tree_path_free ( path );
 406                 }
 407         }
 408         return trw_layer_track_menu_popup ( tree_view, event, data );
 409 }
 410
 411 /*
 412  * Foreach entry we copy the various individual track properties into the tree store
 413  *  formatting & converting the internal values into something for display
 414  */
 415 static void trw_layer_track_list_add ( vik_trw_track_list_t *vtdl,
 416                                        GtkTreeStore *store,
 417                                        vik_units_distance_t dist_units,
 418                                        vik_units_speed_t speed_units,
 419                                        vik_units_height_t height_units )
 420 {
 421         GtkTreeIter t_iter;
 422         VikTrack *trk = vtdl->trk;
 423         VikTrwLayer *vtl = vtdl->vtl;
 424
 425         gdouble trk_dist = vik_track_get_length ( trk );
 426         // Store unit converted value
 427         switch ( dist_units ) {
 428         case VIK_UNITS_DISTANCE_MILES:
 429                 trk_dist = VIK_METERS_TO_MILES(trk_dist);
 430                 break;
 431         default:
 432                 trk_dist = trk_dist/1000.0;
 433                 break;
 434         }
 435
 436         // Get start date
 437         gchar time_buf[32];
 438         time_buf[0] = '\0';
 439         if ( trk->trackpoints && VIK_TRACKPOINT(trk->trackpoints->data)->has_timestamp ) {
 440
 441 #if GLIB_CHECK_VERSION(2,26,0)
 442                 GDateTime* gdt = g_date_time_new_from_unix_utc ( VIK_TRACKPOINT(trk->trackpoints->data)->timestamp );
 443                 gchar *time = g_date_time_format ( gdt, TRACK_LIST_DATE_FORMAT );
 444                 strncpy ( time_buf, time, sizeof(time_buf) );
 445                 g_free ( time );
 446                 g_date_time_unref ( gdt);
 447 #else
 448                 GDate* gdate_start = g_date_new ();
 449                 g_date_set_time_t ( gdate_start, VIK_TRACKPOINT(trk->trackpoints->data)->timestamp );
 450                 g_date_strftime ( time_buf, sizeof(time_buf), TRACK_LIST_DATE_FORMAT, gdate_start );
 451                 g_date_free ( gdate_start );
 452 #endif
 453         }
 454
 455         // NB: doesn't include aggegrate visibility
 456         gboolean visible = VIK_LAYER(vtl)->visible && trk->visible;
 457         visible = visible && (trk->is_route ? vik_trw_layer_get_routes_visibility(vtl) : vik_trw_layer_get_tracks_visibility(vtl));
 458
 459         guint trk_len_time = 0;
 460         if ( trk->trackpoints ) {
 461                 time_t t1, t2;
 462                 t1 = VIK_TRACKPOINT(g_list_first(trk->trackpoints)->data)->timestamp;
 463                 t2 = VIK_TRACKPOINT(g_list_last(trk->trackpoints)->data)->timestamp;
 464                 trk_len_time = (int)round (labs(t2-t1)/60);
 465         }
 466
 467         gdouble av_speed = 0.0;
 468         gdouble max_speed = 0.0;
 469         gdouble max_alt = 0.0;
 470
 471         av_speed = vik_track_get_average_speed ( trk );
 472         switch (speed_units) {
 473         case VIK_UNITS_SPEED_KILOMETRES_PER_HOUR: av_speed = VIK_MPS_TO_KPH(av_speed); break;
 474         case VIK_UNITS_SPEED_MILES_PER_HOUR:      av_speed = VIK_MPS_TO_MPH(av_speed); break;
 475         case VIK_UNITS_SPEED_KNOTS:               av_speed = VIK_MPS_TO_KNOTS(av_speed); break;
 476         default: // VIK_UNITS_SPEED_METRES_PER_SECOND therefore no change
 477                 break;
 478         }
 479
 480         max_speed = vik_track_get_max_speed ( trk );
 481         switch (speed_units) {
 482         case VIK_UNITS_SPEED_KILOMETRES_PER_HOUR: max_speed = VIK_MPS_TO_KPH(max_speed); break;
 483         case VIK_UNITS_SPEED_MILES_PER_HOUR:      max_speed = VIK_MPS_TO_MPH(max_speed); break;
 484         case VIK_UNITS_SPEED_KNOTS:               max_speed = VIK_MPS_TO_KNOTS(max_speed); break;
 485         default: // VIK_UNITS_SPEED_METRES_PER_SECOND therefore no change
 486                 break;
 487         }
 488
 489         // TODO - make this a function to get min / max values?
 490         gdouble *altitudes = NULL;
 491         altitudes = vik_track_make_elevation_map ( trk, 500 );
 492         if ( altitudes ) {
 493                 max_alt = -1000;
 494                 guint i;
 495                 for ( i=0; i < 500; i++ ) {
 496                         if ( altitudes[i] != VIK_DEFAULT_ALTITUDE ) {
 497                                 if ( altitudes[i] > max_alt )
 498                                         max_alt = altitudes[i];
 499                         }
 500                 }
 501         }
 502         g_free ( altitudes );
 503
 504         switch (height_units) {
 505         case VIK_UNITS_HEIGHT_FEET: max_alt = VIK_METERS_TO_FEET(max_alt); break;
 506         default:
 507                 // VIK_UNITS_HEIGHT_METRES: no need to convert
 508                 break;
 509         }
 510
 511         gtk_tree_store_append ( store, &t_iter, NULL );
 512         gtk_tree_store_set ( store, &t_iter,
 513                              0, VIK_LAYER(vtl)->name,
 514                              1, trk->name,
 515                              2, time_buf,
 516                              3, visible,
 517                              4, trk_dist,
 518                              5, trk_len_time,
 519                              6, av_speed,
 520                              7, max_speed,
 521                              8, (gint)round(max_alt),
 522                              TRW_COL_NUM, vtl,
 523                              TRK_COL_NUM, trk,
 524                              -1 );
 525 }
 526
 527 static GtkTreeViewColumn *my_new_column_text ( const gchar *title, GtkCellRenderer *renderer, GtkWidget *view, gint column_runner )
 528 {
 529         GtkTreeViewColumn *column = gtk_tree_view_column_new_with_attributes ( title, renderer, "text", column_runner, NULL );
 530         gtk_tree_view_column_set_sort_column_id ( column, column_runner );
 531         gtk_tree_view_append_column ( GTK_TREE_VIEW(view), column );
 532         gtk_tree_view_column_set_reorderable ( column, TRUE );
 533         gtk_tree_view_column_set_resizable ( column, TRUE );
 534         return column;
 535 }
 536
 537 /**
 538  * vik_trw_layer_track_list_internal:
 539  * @dialog:            The dialog to create the widgets in
 540  * @tracks_and_layers: The list of tracks (and it's layer) to be shown
 541  * @show_layer_names:  Show the layer names that each track belongs to
 542  *
 543  * Create a table of tracks with corresponding track information
 544  * This table does not support being actively updated
 545  */
 546 static void vik_trw_layer_track_list_internal ( GtkWidget *dialog,
 547                                                 GList *tracks_and_layers,
 548                                                 gboolean show_layer_names )
 549 {
 550         if ( !tracks_and_layers )
 551                 return;
 552
 553         // It's simple storing the gdouble values in the tree store as the sort works automatically
 554         // Then apply specific cell data formatting (rather default double is to 6 decimal places!)
 555         GtkTreeStore *store = gtk_tree_store_new ( TRK_LIST_COLS,
 556                                                    G_TYPE_STRING,    // 0: Layer Name
 557                                                    G_TYPE_STRING,    // 1: Track Name
 558                                                    G_TYPE_STRING,    // 2: Date
 559                                                    G_TYPE_BOOLEAN,   // 3: Visible
 560                                                    G_TYPE_DOUBLE,    // 4: Distance
 561                                                    G_TYPE_UINT,      // 5: Length in time
 562                                                    G_TYPE_DOUBLE,    // 6: Av. Speed
 563                                                    G_TYPE_DOUBLE,    // 7: Max Speed
 564                                                    G_TYPE_INT,       // 8: Max Height
 565                                                    G_TYPE_POINTER,   // 9: TrackWaypoint Layer pointer
 566                                                    G_TYPE_POINTER ); // 10: Track pointer
 567
 568         //gtk_tree_selection_set_select_function ( gtk_tree_view_get_selection (GTK_TREE_VIEW(vt)), vik_treeview_selection_filter, vt, NULL );
 569
 570         vik_units_distance_t dist_units = a_vik_get_units_distance ();
 571         vik_units_speed_t speed_units = a_vik_get_units_speed ();
 572         vik_units_height_t height_units = a_vik_get_units_height ();
 573
 574         //GList *gl = get_tracks_and_layers_cb ( vl, user_data );
 575         //g_list_foreach ( tracks_and_layers, (GFunc) trw_layer_track_list_add, store );
 576         GList *gl = tracks_and_layers;
 577         while ( gl ) {
 578                 trw_layer_track_list_add ( (vik_trw_track_list_t*)gl->data, store, dist_units, speed_units, height_units );
 579                 gl = g_list_next ( gl );
 580         }
 581
 582         GtkWidget *view = gtk_tree_view_new();
 583         GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
 584         g_object_set (G_OBJECT (renderer),
 585                       "xalign", 0.0,
 586                       "ellipsize", PANGO_ELLIPSIZE_END,
 587                       NULL);
 588
 589         GtkTreeViewColumn *column;
 590         GtkTreeViewColumn *sort_by_column;
 591
 592         gint column_runner = 0;
 593         if ( show_layer_names ) {
 594                 // Insert column for the layer name when viewing multi layers
 595                 column = my_new_column_text ( _("Layer"), renderer, view, column_runner++ );
 596                 gtk_tree_view_column_set_expand ( column, TRUE );
 597                 // remember the layer column so we can sort by it later
 598                 sort_by_column = column;
 599         }
 600         else
 601                 column_runner++;
 602
 603         column = my_new_column_text ( _("Name"), renderer, view, column_runner++ );
 604         gtk_tree_view_column_set_expand ( column, TRUE );
 605         if ( !show_layer_names )
 606                 // remember the name column so we can sort by it later
 607                 sort_by_column = column;
 608
 609         column = my_new_column_text ( _("Date"), renderer, view, column_runner++ );
 610         gtk_tree_view_column_set_expand ( column, TRUE );
 611
 612         GtkCellRenderer *renderer_toggle = gtk_cell_renderer_toggle_new ();
 613         column = gtk_tree_view_column_new_with_attributes ( _("Visible"), renderer_toggle, "active", column_runner, NULL );
 614         gtk_tree_view_column_set_reorderable ( column, TRUE );
 615         gtk_tree_view_column_set_sort_column_id ( column, column_runner );
 616         gtk_tree_view_append_column ( GTK_TREE_VIEW(view), column );
 617         column_runner++;
 618
 619         switch ( dist_units ) {
 620         case VIK_UNITS_DISTANCE_MILES:
 621                 column = my_new_column_text ( _("Distance\n(miles)"), renderer, view, column_runner++ );
 622                 break;
 623         default:
 624                 column = my_new_column_text ( _("Distance\n(km)"), renderer, view, column_runner++ );
 625                 break;
 626         }
 627         // Apply own formatting of the data
 628         gtk_tree_view_column_set_cell_data_func ( column, renderer, format_1f_cell_data_func, GINT_TO_POINTER(column_runner-1), NULL);
 629
 630         column = my_new_column_text ( _("Length\n(minutes)"), renderer, view, column_runner++ );
 631
 632         gchar *spd_units = NULL;
 633         switch (speed_units) {
 634         case VIK_UNITS_SPEED_KILOMETRES_PER_HOUR: spd_units = g_strdup (_("km/h")); break;
 635         case VIK_UNITS_SPEED_MILES_PER_HOUR:      spd_units = g_strdup (_("mph")); break;
 636         case VIK_UNITS_SPEED_KNOTS:               spd_units = g_strdup (_("knots")); break;
 637         // VIK_UNITS_SPEED_METRES_PER_SECOND:
 638         default:                                  spd_units = g_strdup (_("m/s")); break;
 639         }
 640
 641         gchar *title = g_strdup_printf ( _("Av. Speed\n(%s)"), spd_units );
 642         column = my_new_column_text ( title, renderer, view, column_runner++ );
 643         g_free ( title );
 644         gtk_tree_view_column_set_cell_data_func ( column, renderer, format_1f_cell_data_func, GINT_TO_POINTER(column_runner-1), NULL); // Apply own formatting of the data
 645
 646         title = g_strdup_printf ( _("Max Speed\n(%s)"), spd_units );
 647         column = my_new_column_text ( title, renderer, view, column_runner++ );
 648         gtk_tree_view_column_set_cell_data_func ( column, renderer, format_1f_cell_data_func, GINT_TO_POINTER(column_runner-1), NULL); // Apply own formatting of the data
 649
 650         g_free ( title );
 651         g_free ( spd_units );
 652
 653         if ( height_units == VIK_UNITS_HEIGHT_FEET )
 654                 column = my_new_column_text ( _("Max Height\n(Feet)"), renderer, view, column_runner++ );
 655         else
 656                 column = my_new_column_text ( _("Max Height\n(Metres)"), renderer, view, column_runner++ );
 657
 658         gtk_tree_view_set_model ( GTK_TREE_VIEW(view), GTK_TREE_MODEL(store) );
 659         gtk_tree_selection_set_mode ( gtk_tree_view_get_selection(GTK_TREE_VIEW(view)), GTK_SELECTION_MULTIPLE );
 660         gtk_tree_view_set_rules_hint ( GTK_TREE_VIEW(view), TRUE );
 661
 662         g_object_unref(store);
 663
 664         GtkWidget *scrolledwindow = gtk_scrolled_window_new ( NULL, NULL );
 665         gtk_scrolled_window_set_policy ( GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
 666         gtk_container_add ( GTK_CONTAINER(scrolledwindow), view );
 667
 668         g_object_set ( view, "has-tooltip", TRUE, NULL);
 669
 670         g_signal_connect ( view, "query-tooltip", G_CALLBACK (trw_layer_track_tooltip_cb), NULL );
 671         //g_signal_connect ( gtk_tree_view_get_selection (GTK_TREE_VIEW(view)), "changed", G_CALLBACK(trw_layer_track_select_cb), view );
 672
 673         g_signal_connect ( view, "popup-menu", G_CALLBACK(trw_layer_track_menu_popup), tracks_and_layers );
 674         g_signal_connect ( view, "button-press-event", G_CALLBACK(trw_layer_track_button_pressed), tracks_and_layers );
 675
 676         gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), scrolledwindow, TRUE, TRUE, 0);
 677
 678         // Set ordering of the initial view by one of the name columns
 679         gtk_tree_view_column_clicked ( sort_by_column );
 680
 681         // Ensure a reasonable number of items are shown
 682         //  TODO: may be save window size, column order, sorted by between invocations.
 683         // Gtk too stupid to work out best size so need to tell it.
 684         gtk_window_set_default_size ( GTK_WINDOW(dialog), show_layer_names ? 900 : 700, 400 );
 685 }
 686
 687
 688 /**
 689  * vik_trw_layer_track_list_show_dialog:
 690  * @title:                    The title for the dialog
 691  * @vl:                       The #VikLayer passed on into get_tracks_and_layers_cb()
 692  * @user_data:                Data passed on into get_tracks_and_layers_cb()
 693  * @get_tracks_and_layers_cb: The function to call to construct items to be analysed
 694  * @show_layer_names:         Normally only set when called from an aggregate level
 695  *
 696  * Common method for showing a list of tracks with extended information
 697  *
 698  */
 699 void vik_trw_layer_track_list_show_dialog ( gchar *title,
 700                                             VikLayer *vl,
 701                                             gpointer user_data,
 702                                             VikTrwlayerGetTracksAndLayersFunc get_tracks_and_layers_cb,
 703                                             gboolean show_layer_names )
 704 {
 705         GtkWidget *dialog = gtk_dialog_new_with_buttons ( title,
 706                                                           VIK_GTK_WINDOW_FROM_LAYER(vl),
 707                                                           GTK_DIALOG_DESTROY_WITH_PARENT,
 708                                                           GTK_STOCK_CLOSE,
 709                                                           GTK_RESPONSE_CLOSE,
 710                                                           NULL );
 711
 712         GList *gl = get_tracks_and_layers_cb ( vl, user_data );
 713
 714         vik_trw_layer_track_list_internal ( dialog, gl, show_layer_names );
 715
 716         // Use response to close the dialog with tidy up
 717         g_signal_connect ( G_OBJECT(dialog), "response", G_CALLBACK(track_close_cb), gl );
 718
 719         gtk_widget_show_all ( dialog );
 720         // Yes - set the size *AGAIN* - this time widgets are expanded nicely
 721         gtk_window_resize ( GTK_WINDOW(dialog), show_layer_names ? 1000 : 800, 400 );
 722
 723         // ATM lock out on dialog run - to prevent list contents being manipulated in other parts of the GUI whilst shown here.
 724         gtk_dialog_run (GTK_DIALOG (dialog));
 725         // Unfortunately seems subsequently opening the Track Properties we can't interact with it until this dialog is closed
 726         // Thus this dialog is then forcibly closed when opening the properties.
 727
 728         // Occassionally the 'View' doesn't update the viewport properly
 729         //  viewport center + zoom is changed but the viewport isn't updated
 730         // not sure why yet..
 731 }