src/viktrwlayer_waypointlist.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_waypointlist.h"
  32 #include "viktrwlayer_wpwin.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 WAYPOINT_LIST_DATE_FORMAT "%Y-%m-%d %H:%M"
  36
  37 /**
  38  * waypoint_close_cb:
  39  *
  40  */
  41 static void waypoint_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 static void format_1f_cell_data_func ( GtkTreeViewColumn *col,
  55                                        GtkCellRenderer   *renderer,
  56                                        GtkTreeModel      *model,
  57                                        GtkTreeIter       *iter,
  58                                        gpointer           user_data )
  59 {
  60         gdouble value;
  61         gchar buf[20];
  62         gint column = GPOINTER_TO_INT (user_data);
  63         gtk_tree_model_get ( model, iter, column, &value, -1 );
  64         g_snprintf ( buf, sizeof(buf), "%.1f", value );
  65         g_object_set ( renderer, "text", buf, NULL );
  66 }
  67  */
  68
  69 #define WPT_LIST_COLS 9
  70 #define WPT_COL_NUM WPT_LIST_COLS-1
  71 #define TRW_COL_NUM WPT_COL_NUM-1
  72
  73 /*
  74  * trw_layer_waypoint_tooltip_cb:
  75  *
  76  * Show a tooltip when the mouse is over a waypoint list entry.
  77  * The tooltip contains the description.
  78  */
  79 static gboolean trw_layer_waypoint_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         VikWaypoint *wpt;
  97         gtk_tree_model_get ( model, &iter, WPT_COL_NUM, &wpt, -1 );
  98         if ( !wpt ) return FALSE;
  99
 100         gboolean tooltip_set = TRUE;
 101         if ( wpt->description )
 102                 gtk_tooltip_set_text ( tooltip, wpt->description );
 103         else
 104                 tooltip_set = FALSE;
 105
 106         if ( tooltip_set )
 107                 gtk_tree_view_set_tooltip_row ( tree_view, tooltip, path );
 108
 109         gtk_tree_path_free ( path );
 110
 111         return tooltip_set;
 112 }
 113
 114 /*
 115 static void trw_layer_waypoint_select_cb ( GtkTreeSelection *selection, gpointer data )
 116 {
 117         GtkTreeIter iter;
 118         if ( !gtk_tree_selection_get_selected (selection, NULL, &iter) )
 119                 return;
 120
 121         GtkTreeView *tree_view = GTK_TREE_VIEW ( data );
 122         GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
 123
 124         VikWaypoint *wpt;
 125         gtk_tree_model_get ( model, &iter, WPT_COL_NUM, &wpt, -1 );
 126         if ( !wpt ) return;
 127
 128         VikTrwLayer *vtl;
 129         gtk_tree_model_get ( model, &iter, TRW_COL_NUM, &vtl, -1 );
 130         if ( !IS_VIK_TRW_LAYER(vtl) ) return;
 131
 132         //vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, g_hash_table_lookup ( vtl->waypoint_iters, uuid ), TRUE );
 133 }
 134 */
 135
 136 // A slightly better way of defining the menu callback information
 137 // This should be much easier to extend/rework compared to the current trw_layer menus
 138 typedef enum {
 139   MA_VTL = 0,
 140   MA_WPT,
 141   MA_WPT_UUID,
 142   MA_VVP,
 143   MA_TREEVIEW,
 144   MA_WPTS_LIST,
 145   MA_LAST
 146 } menu_array_index;
 147
 148 typedef gpointer menu_array_values[MA_LAST];
 149
 150 // Instead of hooking automatically on treeview item selection
 151 // This is performed on demand via the specific menu request
 152 static void trw_layer_waypoint_select ( menu_array_values values )
 153 {
 154         VikTrwLayer *vtl = VIK_TRW_LAYER(values[MA_VTL]);
 155
 156         if ( values[MA_WPT_UUID] ) {
 157                 GtkTreeIter *iter = NULL;
 158                 iter = g_hash_table_lookup ( vik_trw_layer_get_waypoints_iters(vtl), values[MA_WPT_UUID] );
 159
 160                 if ( iter )
 161                         vik_treeview_select_iter ( VIK_LAYER(vtl)->vt, iter, TRUE );
 162         }
 163 }
 164
 165 static void trw_layer_waypoint_properties ( menu_array_values values )
 166 {
 167         VikTrwLayer *vtl = VIK_TRW_LAYER(values[MA_VTL]);
 168         VikWaypoint *wpt = VIK_WAYPOINT(values[MA_WPT]);
 169
 170         if ( wpt && wpt->name ) {
 171                 // Kill off this dialog to allow interaction with properties window
 172                 //  since the properties also allows waypoint manipulations it won't cause conflicts here.
 173                 GtkWidget *gw = gtk_widget_get_toplevel ( values[MA_TREEVIEW] );
 174                 waypoint_close_cb ( gw, 0, values[MA_WPTS_LIST] );
 175
 176                 gboolean updated = FALSE;
 177                 gchar *new_name = a_dialog_waypoint ( VIK_GTK_WINDOW_FROM_LAYER(vtl), wpt->name, vtl, wpt, vik_trw_layer_get_coord_mode(vtl), FALSE, &updated );
 178                 if ( new_name )
 179                         trw_layer_waypoint_rename ( vtl, wpt, new_name );
 180
 181                 if ( updated )
 182                         trw_layer_waypoint_reset_icon ( vtl, wpt );
 183
 184                 if ( updated && VIK_LAYER(vtl)->visible )
 185                         vik_layer_emit_update ( VIK_LAYER(vtl) );
 186         }
 187 }
 188
 189 static void trw_layer_waypoint_view ( menu_array_values values )
 190 {
 191         VikTrwLayer *vtl = VIK_TRW_LAYER(values[MA_VTL]);
 192         VikWaypoint *wpt = VIK_WAYPOINT(values[MA_WPT]);
 193         VikViewport *vvp = VIK_VIEWPORT(values[MA_VVP]);
 194
 195         vik_viewport_set_center_coord ( vvp, &(wpt->coord), TRUE );
 196
 197         trw_layer_waypoint_select (values);
 198
 199         vik_layer_emit_update ( VIK_LAYER(vtl) );
 200 }
 201
 202 static void trw_layer_show_picture ( menu_array_values values )
 203 {
 204         VikWaypoint *wpt = VIK_WAYPOINT(values[MA_WPT]);
 205 #ifdef WINDOWS
 206         ShellExecute(NULL, "open", wpt->image, NULL, NULL, SW_SHOWNORMAL);
 207 #else
 208         VikTrwLayer *vtl = VIK_TRW_LAYER(values[MA_VTL]);
 209         GError *err = NULL;
 210         gchar *quoted_file = g_shell_quote ( wpt->image );
 211         gchar *cmd = g_strdup_printf ( "%s %s", a_vik_get_image_viewer(), quoted_file );
 212         g_free ( quoted_file );
 213         if ( ! g_spawn_command_line_async ( cmd, &err ) ) {
 214                 a_dialog_error_msg_extra ( VIK_GTK_WINDOW_FROM_LAYER(vtl), _("Could not launch %s to open file."), a_vik_get_image_viewer() );
 215                 g_error_free ( err );
 216         }
 217         g_free ( cmd );
 218 #endif
 219 }
 220
 221
 222 typedef struct {
 223   gboolean has_layer_names;
 224   GString *str;
 225 } copy_data_t;
 226
 227 static void copy_selection (GtkTreeModel *model,
 228                             GtkTreePath *path,
 229                             GtkTreeIter *iter,
 230                             gpointer data)
 231 {
 232         copy_data_t *cd = (copy_data_t*) data;
 233
 234         gchar* layername; gtk_tree_model_get ( model, iter, 0, &layername, -1 );
 235         gchar* name; gtk_tree_model_get ( model, iter, 1, &name, -1 );
 236         gchar* date; gtk_tree_model_get ( model, iter, 2, &date, -1 );
 237         gchar* comment; gtk_tree_model_get ( model, iter, 4, &comment, -1 );
 238         if ( comment == NULL )
 239                 comment = g_strdup ( "" );
 240         gint hh; gtk_tree_model_get ( model, iter, 5, &hh, -1 );
 241         gchar sep = '\t'; // Could make this configurable - but simply always make it a tab character for now
 242         // NB Even if the columns have been reordered - this copies it out only in the original default order
 243         // if col 0 is displayed then also copy the layername
 244         if ( cd->has_layer_names )
 245                 g_string_append_printf ( cd->str, "%s%c%s%c%s%c%s%c%d\n", layername, sep, name, sep, date, sep, comment, sep, hh );
 246         else
 247                 g_string_append_printf ( cd->str, "%s%c%s%c%s%c%d\n", name, sep, date, sep, comment, sep, hh );
 248         g_free ( layername );
 249         g_free ( name );
 250         g_free ( date );
 251         g_free ( comment );
 252 }
 253
 254 static void trw_layer_copy_selected ( GtkWidget *tree_view )
 255 {
 256         GtkTreeSelection *selection = gtk_tree_view_get_selection ( GTK_TREE_VIEW(tree_view) );
 257         // NB GTK3 has gtk_tree_view_get_n_columns() but we're GTK2 ATM
 258         GList *gl = gtk_tree_view_get_columns ( GTK_TREE_VIEW(tree_view) );
 259         guint count = g_list_length ( gl );
 260         g_list_free ( gl );
 261         copy_data_t cd;
 262         cd.has_layer_names = (count > WPT_LIST_COLS-3);
 263         cd.str = g_string_new ( NULL );
 264         gtk_tree_selection_selected_foreach ( selection, copy_selection, &cd );
 265
 266         a_clipboard_copy ( VIK_CLIPBOARD_DATA_TEXT, 0, 0, 0, cd.str->str, NULL );
 267
 268         g_string_free ( cd.str, TRUE );
 269 }
 270
 271 static void add_copy_menu_item ( GtkMenu *menu, GtkWidget *tree_view )
 272 {
 273         GtkWidget *item = gtk_image_menu_item_new_with_mnemonic ( _("_Copy Data") );
 274         gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_COPY, GTK_ICON_SIZE_MENU) );
 275         g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_copy_selected), tree_view );
 276         gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
 277         gtk_widget_show ( item );
 278 }
 279
 280 static gboolean add_menu_items ( GtkMenu *menu, VikTrwLayer *vtl, VikWaypoint *wpt, gpointer wpt_uuid, VikViewport *vvp, GtkWidget *tree_view, gpointer data )
 281 {
 282         static menu_array_values values;
 283         GtkWidget *item;
 284
 285         values[MA_VTL]       = vtl;
 286         values[MA_WPT]       = wpt;
 287         values[MA_WPT_UUID]  = wpt_uuid;
 288         values[MA_VVP]       = vvp;
 289         values[MA_TREEVIEW]  = tree_view;
 290         values[MA_WPTS_LIST] = data;
 291
 292         /*
 293         item = gtk_image_menu_item_new_with_mnemonic ( _("_Select") );
 294         gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_FIND, GTK_ICON_SIZE_MENU) );
 295         g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_waypoint_select), values );
 296         gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
 297         gtk_widget_show ( item );
 298         */
 299
 300         // AUTO SELECT NOT TRUE YET...
 301         // ATM view auto selects, so don't bother with separate select menu entry
 302         item = gtk_image_menu_item_new_with_mnemonic ( _("_View") );
 303         gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock (GTK_STOCK_ZOOM_FIT, GTK_ICON_SIZE_MENU) );
 304         g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_waypoint_view), values );
 305         gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
 306         gtk_widget_show ( item );
 307
 308         item = gtk_image_menu_item_new_from_stock ( GTK_STOCK_PROPERTIES, NULL );
 309         g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_waypoint_properties), values );
 310         gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
 311         gtk_widget_show ( item );
 312
 313         item = gtk_image_menu_item_new_with_mnemonic ( _("_Show Picture...") );
 314         gtk_image_menu_item_set_image ( (GtkImageMenuItem*)item, gtk_image_new_from_stock ("vik-icon-Show Picture", GTK_ICON_SIZE_MENU) ); // Own icon - see stock_icons in vikwindow.c
 315         g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(trw_layer_show_picture), values );
 316         gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item );
 317         gtk_widget_show ( item );
 318         gtk_widget_set_sensitive ( item, GPOINTER_TO_INT(wpt->image) );
 319
 320         add_copy_menu_item ( menu, tree_view );
 321
 322         return TRUE;
 323 }
 324
 325 static gboolean trw_layer_waypoint_menu_popup_multi  ( GtkWidget *tree_view,
 326                                                        GdkEventButton *event,
 327                                                        gpointer data )
 328 {
 329         GtkWidget *menu = gtk_menu_new();
 330
 331         add_copy_menu_item ( GTK_MENU(menu), tree_view );
 332
 333         gtk_menu_popup ( GTK_MENU(menu), NULL, NULL, NULL, NULL, event->button, gtk_get_current_event_time() );
 334
 335         return TRUE;
 336 }
 337
 338 static gboolean trw_layer_waypoint_menu_popup ( GtkWidget *tree_view,
 339                                                 GdkEventButton *event,
 340                                                 gpointer data )
 341 {
 342         static GtkTreeIter iter;
 343
 344         // Use selected item to get a single iterator ref
 345         // This relies on an row being selected as part of the right click
 346         GtkTreeSelection *selection = gtk_tree_view_get_selection ( GTK_TREE_VIEW(tree_view) );
 347         if ( gtk_tree_selection_count_selected_rows (selection) != 1 )
 348                 return trw_layer_waypoint_menu_popup_multi ( tree_view, event, data );
 349
 350         GtkTreePath *path;
 351         GtkTreeModel *model = gtk_tree_view_get_model ( GTK_TREE_VIEW(tree_view) );
 352
 353         // All this just to get the iter
 354         if ( gtk_tree_view_get_path_at_pos ( GTK_TREE_VIEW(tree_view),
 355                                              (gint) event->x,
 356                                              (gint) event->y,
 357                                              &path, NULL, NULL, NULL)) {
 358                 gtk_tree_model_get_iter_from_string ( model, &iter, gtk_tree_path_to_string (path) );
 359                 gtk_tree_path_free ( path );
 360         }
 361         else
 362                 return FALSE;
 363
 364         VikWaypoint *wpt;
 365         gtk_tree_model_get ( model, &iter, WPT_COL_NUM, &wpt, -1 );
 366         if ( !wpt ) return FALSE;
 367
 368         VikTrwLayer *vtl;
 369         gtk_tree_model_get ( model, &iter, TRW_COL_NUM, &vtl, -1 );
 370         if ( !IS_VIK_TRW_LAYER(vtl) ) return FALSE;
 371
 372         wpu_udata udataU;
 373         udataU.wp   = wpt;
 374         udataU.uuid = NULL;
 375
 376         gpointer *wptf;
 377         wptf = g_hash_table_find ( vik_trw_layer_get_waypoints(vtl), (GHRFunc) trw_layer_waypoint_find_uuid, &udataU );
 378
 379         if ( wptf && udataU.uuid ) {
 380                 VikViewport *vvp = vik_window_viewport((VikWindow *)(VIK_GTK_WINDOW_FROM_LAYER(vtl)));
 381
 382                 GtkWidget *menu = gtk_menu_new();
 383
 384                 // Originally started to reuse the trw_layer menu items
 385                 //  however these offer too many ways to edit the waypoint data
 386                 //  so without an easy way to distinguish read only operations,
 387                 //  create a very minimal new set of operations
 388                 add_menu_items ( GTK_MENU(menu),
 389                                  vtl,
 390                                  wpt,
 391                                  udataU.uuid,
 392                                  vvp,
 393                                  tree_view,
 394                                  data );
 395
 396                 gtk_menu_popup ( GTK_MENU(menu), NULL, NULL, NULL, NULL, event->button, gtk_get_current_event_time() );
 397                 return TRUE;
 398         }
 399         return FALSE;
 400 }
 401
 402 static gboolean trw_layer_waypoint_button_pressed ( GtkWidget *tree_view,
 403                                                     GdkEventButton *event,
 404                                                     gpointer data )
 405 {
 406         // Only on right clicks...
 407         if ( ! (event->type == GDK_BUTTON_PRESS && event->button == 3) )
 408                 return FALSE;
 409
 410         // ATM Force a selection...
 411         GtkTreeSelection *selection = gtk_tree_view_get_selection ( GTK_TREE_VIEW(tree_view) );
 412         if ( gtk_tree_selection_count_selected_rows (selection) <= 1 ) {
 413                 GtkTreePath *path;
 414                 /* Get tree path for row that was clicked */
 415                 if ( gtk_tree_view_get_path_at_pos ( GTK_TREE_VIEW(tree_view),
 416                                                      (gint) event->x,
 417                                                     (gint) event->y,
 418                                                      &path, NULL, NULL, NULL)) {
 419                         gtk_tree_selection_unselect_all ( selection );
 420                         gtk_tree_selection_select_path ( selection, path );
 421                         gtk_tree_path_free ( path );
 422                 }
 423         }
 424         return trw_layer_waypoint_menu_popup ( tree_view, event, data );
 425 }
 426
 427 /*
 428  * Foreach entry we copy the various individual waypoint properties into the tree store
 429  *  formatting & converting the internal values into something for display
 430  */
 431 static void trw_layer_waypoint_list_add ( vik_trw_waypoint_list_t *vtdl,
 432                                           GtkTreeStore *store,
 433                                           vik_units_height_t height_units )
 434 {
 435         GtkTreeIter t_iter;
 436         VikWaypoint *wpt = vtdl->wpt;
 437         VikTrwLayer *vtl = vtdl->vtl;
 438
 439         // Get start date
 440         gchar time_buf[32];
 441         time_buf[0] = '\0';
 442         if ( wpt->has_timestamp ) {
 443
 444 #if GLIB_CHECK_VERSION(2,26,0)
 445                 GDateTime* gdt = g_date_time_new_from_unix_utc ( wpt->timestamp );
 446                 gchar *time = g_date_time_format ( gdt, WAYPOINT_LIST_DATE_FORMAT );
 447                 strncpy ( time_buf, time, sizeof(time_buf) );
 448                 g_free ( time );
 449                 g_date_time_unref ( gdt);
 450 #else
 451                 GDate* gdate_start = g_date_new ();
 452                 g_date_set_time_t ( gdate_start, wpt->timestamp );
 453                 g_date_strftime ( time_buf, sizeof(time_buf), WAYPOINT_LIST_DATE_FORMAT, gdate_start );
 454                 g_date_free ( gdate_start );
 455 #endif
 456         }
 457
 458         // NB: doesn't include aggegrate visibility
 459         gboolean visible = VIK_LAYER(vtl)->visible && wpt->visible;
 460         visible = visible && vik_trw_layer_get_waypoints_visibility(vtl);
 461
 462         gdouble alt = wpt->altitude;
 463         switch (height_units) {
 464         case VIK_UNITS_HEIGHT_FEET: alt = VIK_METERS_TO_FEET(alt); break;
 465         default:
 466                 // VIK_UNITS_HEIGHT_METRES: no need to convert
 467                 break;
 468         }
 469
 470         gtk_tree_store_append ( store, &t_iter, NULL );
 471         gtk_tree_store_set ( store, &t_iter,
 472                              0, VIK_LAYER(vtl)->name,
 473                              1, wpt->name,
 474                              2, time_buf,
 475                              3, visible,
 476                              4, wpt->comment,
 477                              5, (gint)round(alt),
 478                              6, get_wp_sym_small (wpt->symbol),
 479                              TRW_COL_NUM, vtl,
 480                              WPT_COL_NUM, wpt,
 481                              -1 );
 482 }
 483
 484 /*
 485  * Instead of comparing the pixbufs,
 486  *  look at the waypoint data and compare the symbol (as text).
 487  */
 488 gint sort_pixbuf_compare_func ( GtkTreeModel *model,
 489                                 GtkTreeIter  *a,
 490                                 GtkTreeIter  *b,
 491                                 gpointer      userdata )
 492 {
 493         VikWaypoint *wpt1, *wpt2;
 494         gtk_tree_model_get ( model, a, WPT_COL_NUM, &wpt1, -1 );
 495         if ( !wpt1 ) return 0;
 496         gtk_tree_model_get ( model, b, WPT_COL_NUM, &wpt2, -1 );
 497         if ( !wpt2 ) return 0;
 498
 499         return g_strcmp0 ( wpt1->symbol, wpt2->symbol );
 500 }
 501
 502 static GtkTreeViewColumn *my_new_column_text ( const gchar *title, GtkCellRenderer *renderer, GtkWidget *view, gint column_runner )
 503 {
 504         GtkTreeViewColumn *column = gtk_tree_view_column_new_with_attributes ( title, renderer, "text", column_runner, NULL );
 505         gtk_tree_view_column_set_sort_column_id ( column, column_runner );
 506         gtk_tree_view_append_column ( GTK_TREE_VIEW(view), column );
 507         gtk_tree_view_column_set_reorderable ( column, TRUE );
 508         gtk_tree_view_column_set_resizable ( column, TRUE );
 509         return column;
 510 }
 511
 512 /**
 513  * vik_trw_layer_waypoint_list_internal:
 514  * @dialog:            The dialog to create the widgets in
 515  * @waypoints_and_layers: The list of waypoints (and it's layer) to be shown
 516  * @show_layer_names:  Show the layer names that each waypoint belongs to
 517  *
 518  * Create a table of waypoints with corresponding waypoint information
 519  * This table does not support being actively updated
 520  */
 521 static void vik_trw_layer_waypoint_list_internal ( GtkWidget *dialog,
 522                                                    GList *waypoints_and_layers,
 523                                                    gboolean show_layer_names )
 524 {
 525         if ( !waypoints_and_layers )
 526                 return;
 527
 528         // It's simple storing the gdouble values in the tree store as the sort works automatically
 529         // Then apply specific cell data formatting (rather default double is to 6 decimal places!)
 530         // However not storing any doubles for waypoints ATM
 531         // TODO: Consider adding the waypoint icon into this store for display in the list
 532         GtkTreeStore *store = gtk_tree_store_new ( WPT_LIST_COLS,
 533                                                    G_TYPE_STRING,    // 0: Layer Name
 534                                                    G_TYPE_STRING,    // 1: Waypoint Name
 535                                                    G_TYPE_STRING,    // 2: Date
 536                                                    G_TYPE_BOOLEAN,   // 3: Visible
 537                                                    G_TYPE_STRING,    // 4: Comment
 538                                                    G_TYPE_INT,       // 5: Height
 539                                                    GDK_TYPE_PIXBUF,  // 6: Symbol Icon
 540                                                    G_TYPE_POINTER,   // 7: TrackWaypoint Layer pointer
 541                                                    G_TYPE_POINTER ); // 8: Waypoint pointer
 542
 543         //gtk_tree_selection_set_select_function ( gtk_tree_view_get_selection (GTK_TREE_VIEW(vt)), vik_treeview_selection_filter, vt, NULL );
 544
 545         vik_units_height_t height_units = a_vik_get_units_height ();
 546
 547         //GList *gl = get_waypoints_and_layers_cb ( vl, user_data );
 548         //g_list_foreach ( waypoints_and_layers, (GFunc) trw_layer_waypoint_list_add, store );
 549         GList *gl = waypoints_and_layers;
 550         while ( gl ) {
 551                 trw_layer_waypoint_list_add ( (vik_trw_waypoint_list_t*)gl->data, store, height_units );
 552                 gl = g_list_next ( gl );
 553         }
 554
 555         GtkWidget *view = gtk_tree_view_new();
 556         GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
 557         g_object_set (G_OBJECT (renderer), "xalign", 0.0, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
 558         GtkTreeViewColumn *column;
 559         GtkTreeViewColumn *sort_by_column;
 560
 561         gint column_runner = 0;
 562         if ( show_layer_names ) {
 563                 // Insert column for the layer name when viewing multi layers
 564                 column = my_new_column_text ( _("Layer"), renderer, view, column_runner++ );
 565                 g_object_set (G_OBJECT (renderer), "xalign", 0.0, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
 566                 gtk_tree_view_column_set_expand ( column, TRUE );
 567                 // remember the layer column so we can sort by it later
 568                 sort_by_column = column;
 569         }
 570         else
 571                 column_runner++;
 572
 573         column = my_new_column_text ( _("Name"), renderer, view, column_runner++ );
 574         gtk_tree_view_column_set_expand ( column, TRUE );
 575         if ( !show_layer_names )
 576                 // remember the name column so we can sort by it later
 577                 sort_by_column = column;
 578
 579         column = my_new_column_text ( _("Date"), renderer, view, column_runner++ );
 580         gtk_tree_view_column_set_resizable ( column, TRUE );
 581
 582         GtkCellRenderer *renderer_toggle = gtk_cell_renderer_toggle_new ();
 583         column = gtk_tree_view_column_new_with_attributes ( _("Visible"), renderer_toggle, "active", column_runner, NULL );
 584         gtk_tree_view_column_set_sort_column_id ( column, column_runner );
 585         gtk_tree_view_append_column ( GTK_TREE_VIEW(view), column );
 586         column_runner++;
 587
 588         column = my_new_column_text ( _("Comment"), renderer, view, column_runner++ );
 589         gtk_tree_view_column_set_expand ( column, TRUE );
 590
 591         if ( height_units == VIK_UNITS_HEIGHT_FEET )
 592                 column = my_new_column_text ( _("Max Height\n(Feet)"), renderer, view, column_runner++ );
 593         else
 594                 column = my_new_column_text ( _("Max Height\n(Metres)"), renderer, view, column_runner++ );
 595
 596         GtkCellRenderer *renderer_pixbuf = gtk_cell_renderer_pixbuf_new ();
 597         g_object_set (G_OBJECT (renderer_pixbuf), "xalign", 0.5, NULL);
 598         column = gtk_tree_view_column_new_with_attributes ( _("Symbol"), renderer_pixbuf, "pixbuf", column_runner++, NULL );
 599         // Special sort required for pixbufs
 600         gtk_tree_sortable_set_sort_func ( GTK_TREE_SORTABLE(store), column_runner, sort_pixbuf_compare_func, NULL, NULL );
 601         gtk_tree_view_column_set_sort_column_id ( column, column_runner );
 602         gtk_tree_view_append_column ( GTK_TREE_VIEW(view), column );
 603
 604         gtk_tree_view_set_model ( GTK_TREE_VIEW(view), GTK_TREE_MODEL(store) );
 605         gtk_tree_selection_set_mode ( gtk_tree_view_get_selection(GTK_TREE_VIEW(view)), GTK_SELECTION_MULTIPLE );
 606         gtk_tree_view_set_rules_hint ( GTK_TREE_VIEW(view), TRUE );
 607
 608         g_object_unref(store);
 609
 610         GtkWidget *scrolledwindow = gtk_scrolled_window_new ( NULL, NULL );
 611         gtk_scrolled_window_set_policy ( GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
 612         gtk_container_add ( GTK_CONTAINER(scrolledwindow), view );
 613
 614         g_object_set ( view, "has-tooltip", TRUE, NULL);
 615
 616         g_signal_connect ( view, "query-tooltip", G_CALLBACK (trw_layer_waypoint_tooltip_cb), NULL );
 617         //g_signal_connect ( gtk_tree_view_get_selection (GTK_TREE_VIEW(view)), "changed", G_CALLBACK(trw_layer_waypoint_select_cb), view );
 618
 619         g_signal_connect ( view, "popup-menu", G_CALLBACK(trw_layer_waypoint_menu_popup), waypoints_and_layers );
 620         g_signal_connect ( view, "button-press-event", G_CALLBACK(trw_layer_waypoint_button_pressed), waypoints_and_layers );
 621
 622         gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), scrolledwindow, TRUE, TRUE, 0);
 623
 624         // Set ordering of the initial view by one of the name columns
 625         gtk_tree_view_column_clicked ( sort_by_column );
 626
 627         // Ensure a reasonable number of items are shown
 628         //  TODO: may be save window size, column order, sorted by between invocations.
 629         gtk_window_set_default_size ( GTK_WINDOW(dialog), show_layer_names ? 700 : 500, 400 );
 630 }
 631
 632
 633 /**
 634  * vik_trw_layer_waypoint_list_show_dialog:
 635  * @title:                    The title for the dialog
 636  * @vl:                       The #VikLayer passed on into get_waypoints_and_layers_cb()
 637  * @user_data:                Data passed on into get_waypoints_and_layers_cb()
 638  * @get_waypoints_and_layers_cb: The function to call to construct items to be analysed
 639  * @show_layer_names:         Normally only set when called from an aggregate level
 640  *
 641  * Common method for showing a list of waypoints with extended information
 642  *
 643  */
 644 void vik_trw_layer_waypoint_list_show_dialog ( gchar *title,
 645                                                VikLayer *vl,
 646                                                gpointer user_data,
 647                                                VikTrwlayerGetWaypointsAndLayersFunc get_waypoints_and_layers_cb,
 648                                                gboolean show_layer_names )
 649 {
 650         GtkWidget *dialog = gtk_dialog_new_with_buttons ( title,
 651                                                           VIK_GTK_WINDOW_FROM_LAYER(vl),
 652                                                           GTK_DIALOG_DESTROY_WITH_PARENT,
 653                                                           GTK_STOCK_CLOSE,
 654                                                           GTK_RESPONSE_CLOSE,
 655                                                           NULL );
 656
 657         GList *gl = get_waypoints_and_layers_cb ( vl, user_data );
 658
 659         vik_trw_layer_waypoint_list_internal ( dialog, gl, show_layer_names );
 660
 661         // Use response to close the dialog with tidy up
 662         g_signal_connect ( G_OBJECT(dialog), "response", G_CALLBACK(waypoint_close_cb), gl );
 663
 664         gtk_widget_show_all ( dialog );
 665         // Yes - set the size *AGAIN* - this time widgets are expanded nicely
 666         gtk_window_resize ( GTK_WINDOW(dialog), show_layer_names ? 800 : 600, 400 );
 667
 668         // ATM lock out on dialog run - to prevent list contents being manipulated in other parts of the GUI whilst shown here.
 669         gtk_dialog_run (GTK_DIALOG (dialog));
 670         // Unfortunately seems subsequently opening the Waypoint Properties we can't interact with it until this dialog is closed
 671         // Thus this dialog is then forcibly closed when opening the properties.
 672
 673         // Occassionally the 'View' doesn't update the viewport properly
 674         //  viewport center + zoom is changed but the viewport isn't updated
 675         // not sure why yet..
 676 }