SF Bugs#133: Remove the auto added map when opening the first .vik file from the...

[andy/viking.git] / src / viktrwlayer_wpwin.c

/*
 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
 *
 * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
 * Copyright (C) 2010-2015, Rob Norris <rw_norris@hotmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */
#include <stdlib.h>
#include <glib/gi18n.h>

#include "viktrwlayer_wpwin.h"
#include "degrees_converters.h"
#include "garminsymbols.h"
#ifdef VIK_CONFIG_GEOTAG
#include "geotag_exif.h"
#endif
#include "thumbnails.h"
#include "viking.h"
#include "vikdatetime_edit_dialog.h"
#include "vikgoto.h"
#include "vikutils.h"

static void update_time ( GtkWidget *widget, VikWaypoint *wp )
{
  gchar *msg = vu_get_time_string ( &(wp->timestamp), "%c", &(wp->coord), NULL );
  gtk_button_set_label ( GTK_BUTTON(widget), msg );
  g_free ( msg );
}

static VikWaypoint *edit_wp;

/**
 * time_edit_click:
 */
static void time_edit_click ( GtkWidget* widget, GdkEventButton *event, VikWaypoint *wp )
{
  if ( event->button == 3 ) {
    // On right click and when a time is available, allow a method to copy the displayed time as text
    if ( !gtk_button_get_image ( GTK_BUTTON(widget) ) ) {
      vu_copy_label_menu ( widget, event->button );
    }
    return;
  }
  else if ( event->button == 2 ) {
    return;
  }

  GTimeZone *gtz = g_time_zone_new_local ();
  time_t mytime = vik_datetime_edit_dialog ( GTK_WINDOW(gtk_widget_get_toplevel(widget)),
                                             _("Date/Time Edit"),
                                             wp->timestamp,
                                             gtz );
  g_time_zone_unref ( gtz );

  // Was the dialog cancelled?
  if ( mytime == 0 )
    return;

  // Otherwise use new value in the edit buffer
  edit_wp->timestamp = mytime;

  // Clear the previous 'Add' image as now a time is set
  if ( gtk_button_get_image ( GTK_BUTTON(widget) ) )
    gtk_button_set_image ( GTK_BUTTON(widget), NULL );

  update_time ( widget, edit_wp );
}

static void symbol_entry_changed_cb(GtkWidget *combo, GtkListStore *store)
{
  GtkTreeIter iter;
  gchar *sym;

  if (!gtk_combo_box_get_active_iter(GTK_COMBO_BOX(combo), &iter))
    return;

  gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, 0, (void *)&sym, -1 );
  /* Note: symm is NULL when "(none)" is select (first cell is empty) */
  gtk_widget_set_tooltip_text(combo, sym);
  g_free(sym);
}

/* Specify if a new waypoint or not */
/* If a new waypoint then it uses the default_name for the suggested name allowing the user to change it.
    The name to use is returned
 */
/* todo: less on this side, like add track */
gchar *a_dialog_waypoint ( GtkWindow *parent, gchar *default_name, VikTrwLayer *vtl, VikWaypoint *wp, VikCoordMode coord_mode, gboolean is_new, gboolean *updated )
{
  GtkWidget *dialog = gtk_dialog_new_with_buttons (_("Waypoint Properties"),
                                                   parent,
                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
                                                   GTK_STOCK_CANCEL,
                                                   GTK_RESPONSE_REJECT,
                                                   GTK_STOCK_OK,
                                                   GTK_RESPONSE_ACCEPT,
                                                   NULL);
  struct LatLon ll;
  GtkWidget *latlabel, *lonlabel, *namelabel, *latentry, *lonentry, *altentry, *altlabel, *nameentry=NULL;
  GtkWidget *commentlabel, *commententry, *descriptionlabel, *descriptionentry, *imagelabel, *imageentry, *symbollabel, *symbolentry;
  GtkWidget *sourcelabel = NULL, *sourceentry = NULL;
  GtkWidget *typelabel = NULL, *typeentry = NULL;
  GtkWidget *timelabel = NULL;
  GtkWidget *timevaluebutton = NULL;
  GtkWidget *hasGeotagCB = NULL;
  GtkWidget *consistentGeotagCB = NULL;
  GtkListStore *store;

  gchar *lat, *lon, *alt;

  vik_coord_to_latlon ( &(wp->coord), &ll );

  lat = g_strdup_printf ( "%f", ll.lat );
  lon = g_strdup_printf ( "%f", ll.lon );
  vik_units_height_t height_units = a_vik_get_units_height ();
  switch (height_units) {
  case VIK_UNITS_HEIGHT_METRES:
    alt = g_strdup_printf ( "%f", wp->altitude );
    break;
  case VIK_UNITS_HEIGHT_FEET:
    alt = g_strdup_printf ( "%f", VIK_METERS_TO_FEET(wp->altitude) );
    break;
  default:
    alt = g_strdup_printf ( "%f", wp->altitude );
    g_critical("Houston, we've had a problem. height=%d", height_units);
  }

  *updated = FALSE;

  namelabel = gtk_label_new (_("Name:"));
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), namelabel, FALSE, FALSE, 0);
  // Name is now always changeable
  nameentry = gtk_entry_new ();
  if ( default_name )
    gtk_entry_set_text( GTK_ENTRY(nameentry), default_name );
  g_signal_connect_swapped ( nameentry, "activate", G_CALLBACK(a_dialog_response_accept), GTK_DIALOG(dialog) );
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), nameentry, FALSE, FALSE, 0);

  latlabel = gtk_label_new (_("Latitude:"));
  latentry = gtk_entry_new ();
  gtk_entry_set_text ( GTK_ENTRY(latentry), lat );
  g_free ( lat );

  lonlabel = gtk_label_new (_("Longitude:"));
  lonentry = gtk_entry_new ();
  gtk_entry_set_text ( GTK_ENTRY(lonentry), lon );
  g_free ( lon );

  altlabel = gtk_label_new (_("Altitude:"));
  altentry = gtk_entry_new ();
  gtk_entry_set_text ( GTK_ENTRY(altentry), alt );
  g_free ( alt );

  if ( wp->comment && !strncmp(wp->comment, "http", 4) )
    commentlabel = gtk_link_button_new_with_label (wp->comment, _("Comment:") );
  else
    commentlabel = gtk_label_new (_("Comment:"));
  commententry = gtk_entry_new ();
  gchar *cmt =  NULL;
  // Auto put in some kind of 'name' as a comment if one previously 'goto'ed this exact location
  cmt = a_vik_goto_get_search_string_for_this_place(VIK_WINDOW(parent));
  if (cmt)
    gtk_entry_set_text(GTK_ENTRY(commententry), cmt);

  if ( wp->description && !strncmp(wp->description, "http", 4) )
    descriptionlabel = gtk_link_button_new_with_label (wp->description, _("Description:") );
  else
    descriptionlabel = gtk_label_new (_("Description:"));
  descriptionentry = gtk_entry_new ();

  sourcelabel = gtk_label_new (_("Source:"));
  if ( wp->source ) {
    sourceentry = gtk_entry_new ();
    gtk_entry_set_text(GTK_ENTRY(sourceentry), wp->source);
  }

  typelabel = gtk_label_new (_("Type:"));
  if ( wp->type ) {
    typeentry = gtk_entry_new ();
    gtk_entry_set_text(GTK_ENTRY(typeentry), wp->type);
  }

  imagelabel = gtk_label_new (_("Image:"));
  imageentry = vik_file_entry_new (GTK_FILE_CHOOSER_ACTION_OPEN, VF_FILTER_IMAGE, NULL, NULL);

  {
    GtkCellRenderer *r;
    symbollabel = gtk_label_new (_("Symbol:"));
    GtkTreeIter iter;

    store = gtk_list_store_new(3, G_TYPE_STRING, GDK_TYPE_PIXBUF, G_TYPE_STRING);
    symbolentry = gtk_combo_box_new_with_model(GTK_TREE_MODEL(store));
    gtk_combo_box_set_wrap_width(GTK_COMBO_BOX(symbolentry), 6);

    g_signal_connect(symbolentry, "changed", G_CALLBACK(symbol_entry_changed_cb), store);
    gtk_list_store_append (store, &iter);
    gtk_list_store_set (store, &iter, 0, NULL, 1, NULL, 2, _("(none)"), -1);
    a_populate_sym_list(store);

    r = gtk_cell_renderer_pixbuf_new ();
    gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (symbolentry), r, FALSE);
    gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (symbolentry), r, "pixbuf", 1, NULL);

    r = gtk_cell_renderer_text_new ();
    gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (symbolentry), r, FALSE);
    gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (symbolentry), r, "text", 2, NULL);

    if ( !is_new && wp->symbol ) {
      gboolean ok;
      gchar *sym;
      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)) {
	gtk_tree_model_get ( GTK_TREE_MODEL(store), &iter, 0, (void *)&sym, -1 );
	if (sym && !strcmp(sym, wp->symbol)) {
	  g_free(sym);
	  break;
	} else {
	  g_free(sym);
	}
      }
      // Ensure is it a valid symbol in the given symbol set (large vs small)
      // Not all symbols are available in both
      // The check prevents a Gtk Critical message
      if ( iter.stamp )
	gtk_combo_box_set_active_iter(GTK_COMBO_BOX(symbolentry), &iter);
    }
  }

  if ( !is_new && wp->comment )
    gtk_entry_set_text ( GTK_ENTRY(commententry), wp->comment );

  if ( !is_new && wp->description )
    gtk_entry_set_text ( GTK_ENTRY(descriptionentry), wp->description );

  if ( !is_new && wp->image ) {
    vik_file_entry_set_filename ( VIK_FILE_ENTRY(imageentry), wp->image );

#ifdef VIK_CONFIG_GEOTAG
    // Geotag Info [readonly]
    hasGeotagCB = gtk_check_button_new_with_label ( _("Has Geotag") );
    gtk_widget_set_sensitive ( hasGeotagCB, FALSE );
    gboolean hasGeotag;
    gchar *ignore = a_geotag_get_exif_date_from_file ( wp->image, &hasGeotag );
    g_free ( ignore );
    gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON(hasGeotagCB), hasGeotag );

    consistentGeotagCB = gtk_check_button_new_with_label ( _("Consistent Position") );
    gtk_widget_set_sensitive ( consistentGeotagCB, FALSE );
    if ( hasGeotag ) {
      struct LatLon ll = a_geotag_get_position ( wp->image );
      VikCoord coord;
      vik_coord_load_from_latlon ( &coord, coord_mode, &ll );
      gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON(consistentGeotagCB), vik_coord_equals(&coord, &wp->coord) );
    }
#endif
  }

  timelabel = gtk_label_new ( _("Time:") );
  timevaluebutton = gtk_button_new();
  gtk_button_set_relief ( GTK_BUTTON(timevaluebutton), GTK_RELIEF_NONE );

  if ( !edit_wp )
    edit_wp = vik_waypoint_new ();
  edit_wp = vik_waypoint_copy ( wp );

  // TODO: Consider if there should be a remove time button...

  if ( !is_new && wp->has_timestamp ) {
    update_time ( timevaluebutton, wp );
  }
  else {
    GtkWidget *img = gtk_image_new_from_stock ( GTK_STOCK_ADD, GTK_ICON_SIZE_MENU );
    gtk_button_set_image ( GTK_BUTTON(timevaluebutton), img );
    // Initially use current time or otherwise whatever the last value used was
    if ( edit_wp->timestamp == 0 ) {
      time ( &edit_wp->timestamp );
    }
  }
  g_signal_connect ( G_OBJECT(timevaluebutton), "button-release-event", G_CALLBACK(time_edit_click), edit_wp );

  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), latlabel, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), latentry, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), lonlabel, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), lonentry, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), timelabel, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), timevaluebutton, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), altlabel, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), altentry, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), commentlabel, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), commententry, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), descriptionlabel, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), descriptionentry, FALSE, FALSE, 0);
  if ( wp->source ) {
    gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), sourcelabel, FALSE, FALSE, 0);
    gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), sourceentry, FALSE, FALSE, 0);
  }
  if ( wp->type ) {
    gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), typelabel, FALSE, FALSE, 0);
    gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), typeentry, FALSE, FALSE, 0);
  }
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), imagelabel, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), imageentry, FALSE, FALSE, 0);
  if ( hasGeotagCB ) {
    GtkWidget *hbox =  gtk_hbox_new ( FALSE, 0 );
    gtk_box_pack_start (GTK_BOX(hbox), hasGeotagCB, FALSE, FALSE, 0);
    gtk_box_pack_start (GTK_BOX(hbox), consistentGeotagCB, FALSE, FALSE, 0);
    gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), hbox, FALSE, FALSE, 0);
  }
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), symbollabel, FALSE, FALSE, 0);
  gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), GTK_WIDGET(symbolentry), FALSE, FALSE, 0);

  gtk_dialog_set_default_response ( GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT );

  gtk_widget_show_all ( gtk_dialog_get_content_area(GTK_DIALOG(dialog)) );

  if ( !is_new ) {
    // Shift left<->right to try not to obscure the waypoint.
    trw_layer_dialog_shift ( vtl, GTK_WINDOW(dialog), &(wp->coord), FALSE );
  }

  while ( gtk_dialog_run ( GTK_DIALOG(dialog) ) == GTK_RESPONSE_ACCEPT )
  {
    if ( strlen((gchar*)gtk_entry_get_text ( GTK_ENTRY(nameentry) )) == 0 ) /* TODO: other checks (isalpha or whatever ) */
      a_dialog_info_msg ( parent, _("Please enter a name for the waypoint.") );
    else {
      // NB: No check for unique names - this allows generation of same named entries.
      gchar *entered_name = g_strdup ( (gchar*)gtk_entry_get_text ( GTK_ENTRY(nameentry) ) );

      /* Do It */
      ll.lat = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(latentry) ) );
      ll.lon = convert_dms_to_dec ( gtk_entry_get_text ( GTK_ENTRY(lonentry) ) );
      vik_coord_load_from_latlon ( &(wp->coord), coord_mode, &ll );
      // Always store in metres
      switch (height_units) {
      case VIK_UNITS_HEIGHT_METRES:
        wp->altitude = atof ( gtk_entry_get_text ( GTK_ENTRY(altentry) ) );
        break;
      case VIK_UNITS_HEIGHT_FEET:
        wp->altitude = VIK_FEET_TO_METERS(atof ( gtk_entry_get_text ( GTK_ENTRY(altentry) ) ));
        break;
      default:
        wp->altitude = atof ( gtk_entry_get_text ( GTK_ENTRY(altentry) ) );
        g_critical("Houston, we've had a problem. height=%d", height_units);
      }
      if ( g_strcmp0 ( wp->comment, gtk_entry_get_text ( GTK_ENTRY(commententry) ) ) )
        vik_waypoint_set_comment ( wp, gtk_entry_get_text ( GTK_ENTRY(commententry) ) );
      if ( g_strcmp0 ( wp->description, gtk_entry_get_text ( GTK_ENTRY(descriptionentry) ) ) )
        vik_waypoint_set_description ( wp, gtk_entry_get_text ( GTK_ENTRY(descriptionentry) ) );
      if ( g_strcmp0 ( wp->image, vik_file_entry_get_filename ( VIK_FILE_ENTRY(imageentry) ) ) )
        vik_waypoint_set_image ( wp, vik_file_entry_get_filename ( VIK_FILE_ENTRY(imageentry) ) );
      if ( g_strcmp0 ( wp->source, gtk_entry_get_text ( GTK_ENTRY(sourceentry) ) ) )
        vik_waypoint_set_source ( wp, gtk_entry_get_text ( GTK_ENTRY(sourceentry) ) );
      if ( g_strcmp0 ( wp->type, gtk_entry_get_text ( GTK_ENTRY(typeentry) ) ) )
        vik_waypoint_set_type ( wp, gtk_entry_get_text ( GTK_ENTRY(typeentry) ) );
      if ( wp->image && *(wp->image) && (!a_thumbnails_exists(wp->image)) )
        a_thumbnails_create ( wp->image );
      if ( edit_wp->timestamp ) {
        wp->timestamp = edit_wp->timestamp;
        wp->has_timestamp = TRUE;
      }

      GtkTreeIter iter, first;
      gtk_tree_model_get_iter_first ( GTK_TREE_MODEL(store), &first );
      if ( !gtk_combo_box_get_active_iter ( GTK_COMBO_BOX(symbolentry), &iter ) || !memcmp(&iter, &first, sizeof(GtkTreeIter)) ) {
        vik_waypoint_set_symbol ( wp, NULL );
      } else {
        gchar *sym;
        gtk_tree_model_get ( GTK_TREE_MODEL(store), &iter, 0, (void *)&sym, -1 );
        vik_waypoint_set_symbol ( wp, sym );
        g_free(sym);
      }

      gtk_widget_destroy ( dialog );
      if ( is_new )
        return entered_name;
      else {
        *updated = TRUE;
        // See if name has been changed
        if ( g_strcmp0 (default_name, entered_name ) )
          return entered_name;
        else
          return NULL;
      }
    }
  }
  gtk_widget_destroy ( dialog );
  return NULL;
}