err.no Git - mapper/blob - src/search.c

   1 /*
   2  * This file is part of mapper
   3  *
   4  * Copyright (C) 2007 Kaj-Michael Lang
   5  * Copyright (C) 2006-2007 John Costigan.
   6  *
   7  * POI and GPS-Info code originally written by Cezary Jackiewicz.
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  22  *
  23  */
  24
  25 #include <config.h>
  26
  27 #define _GNU_SOURCE
  28
  29 #include <unistd.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <strings.h>
  33 #include <stddef.h>
  34 #include <locale.h>
  35 #include <math.h>
  36 #include <errno.h>
  37 #include <sys/wait.h>
  38 #include <glib/gstdio.h>
  39 #include <gtk/gtk.h>
  40 #include <fcntl.h>
  41 #include <libintl.h>
  42 #include <locale.h>
  43
  44 #include "utils.h"
  45 #include "poi.h"
  46 #include "gps.h"
  47 #include "map.h"
  48 #include "mapper-types.h"
  49 #include "ui-common.h"
  50 #include "settings.h"
  51 #include "poi-gui.h"
  52 #include "osm.h"
  53 #include "help.h"
  54 #include "osm-db.h"
  55 #include "search.h"
  56
  57 typedef struct _search_query poi_search_query;
  58 struct _search_query {
  59         gdouble lat;
  60         gdouble lon;
  61         guint cat_id;
  62         gchar *query;
  63 };
  64
  65 typedef struct _search_dialog search_dialog;
  66 struct _search_dialog {
  67         GtkWidget *dialog;
  68         GtkWidget *cmb_type;
  69         GtkWidget *cmb_category;
  70         GtkWidget *list;
  71         GtkWidget *search_entry;
  72         GtkWidget *label;
  73         GtkListStore *store;
  74         gdouble lat;
  75         gdouble lon;
  76         mapper_search_type stype;
  77 };
  78
  79 static search_dialog sd;
  80
  81 static gboolean
  82 search_do_cb(GtkWidget *widget, gpointer data)
  83 {
  84 gchar *st;
  85 guint cid;
  86 GtkTreeIter iter;
  87 guint slen;
  88 search_dialog *s=(search_dialog *)data;
  89 gboolean sres=FALSE;
  90 slen=strlen(gtk_entry_get_text(GTK_ENTRY(s->search_entry)));
  91
  92 if (gtk_combo_box_get_active_iter(GTK_COMBO_BOX(s->cmb_category), &iter)==TRUE)
  93         gtk_tree_model_get(gtk_combo_box_get_model(GTK_COMBO_BOX(s->cmb_category)), &iter, 0, &cid, -1);
  94 else
  95         cid=-1;
  96 if (s->stype==SEARCH_TYPE_POI && cid==-1 && slen<2) {
  97         popup_error(s->dialog, _("Query string too short. Minimum 2 characters."));
  98         return TRUE;
  99 } else if (slen<2 && s->stype!=SEARCH_TYPE_POI) {
 100         popup_error(s->dialog, _("Query string too short. Minimum 2 characters."));
 101         return TRUE;
 102 }
 103
 104 st=g_strdup(gtk_entry_get_text(GTK_ENTRY(s->search_entry)));
 105
 106 switch (s->stype) {
 107         case SEARCH_TYPE_POI:
 108                 sres=poi_search((cid==-1 && slen>0) ? POI_SEARCH_TEXT : (cid!=-1 && slen==0) ? POI_SEARCH_CAT : POI_SEARCH_TEXT_CAT, s->lat, s->lon, st, cid, &s->store);
 109         break;
 110         case SEARCH_TYPE_WAY:
 111                 sres=osm_way_search(s->lat, s->lon, st, &s->store);
 112         break;
 113         case SEARCH_TYPE_PLACE:
 114                 popup_error(s->dialog, "Not yet implemented");
 115                 sres=FALSE;
 116         break;
 117 }
 118
 119 if (sres==TRUE) {
 120         gtk_tree_view_set_model(GTK_TREE_VIEW(s->list), GTK_TREE_MODEL(s->store));
 121         g_object_unref(G_OBJECT(s->store));
 122 } else {
 123         s->store=NULL;
 124         gtk_tree_view_set_model(GTK_TREE_VIEW(s->list), GTK_TREE_MODEL(s->store));
 125 }
 126
 127 g_free(st);
 128 return TRUE;
 129 }
 130
 131 static gboolean
 132 search_get_list_item_latlon(GtkWidget *list, gdouble *lat, gdouble *lon)
 133 {
 134 GtkTreeIter iter;
 135 GtkTreeModel *model;
 136
 137 if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection(GTK_TREE_VIEW(list)), NULL, &iter))
 138         return FALSE;
 139
 140 model=gtk_tree_view_get_model(GTK_TREE_VIEW(list));
 141 if (!model)
 142         return FALSE;
 143
 144 gtk_tree_model_get(model, &iter, ITEM_LAT, lat, -1);
 145 gtk_tree_model_get(model, &iter, ITEM_LON, lon, -1);
 146 return TRUE;
 147 }
 148
 149 static guint
 150 search_get_list_item_id(GtkWidget *list)
 151 {
 152 guint id;
 153 GtkTreeIter iter;
 154 GtkTreeModel *model;
 155
 156 if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection(GTK_TREE_VIEW(list)), NULL, &iter))
 157         return 0;
 158
 159 model=gtk_tree_view_get_model(GTK_TREE_VIEW(list));
 160 if (!model)
 161         return 0;
 162
 163 gtk_tree_model_get(model, &iter, ITEM_ID, &id, -1);
 164 return id;
 165 }
 166
 167 static void
 168 search_set_dialog_mode(search_dialog *s)
 169 {
 170 s->stype=gtk_combo_box_get_active(GTK_COMBO_BOX(s->cmb_type));
 171 switch (s->stype) {
 172         case SEARCH_TYPE_POI:
 173                 gtk_widget_show(s->cmb_category);
 174         break;
 175         case SEARCH_TYPE_WAY:
 176         case SEARCH_TYPE_PLACE:
 177                 gtk_widget_hide(s->cmb_category);
 178         break;
 179         default:
 180                 g_assert_not_reached();
 181         break;
 182 }
 183 }
 184
 185 static gboolean
 186 search_type_changed_cb(GtkWidget *widget, gpointer data)
 187 {
 188 search_dialog *s=(search_dialog *)data;
 189 search_set_dialog_mode(s);
 190 if (s->store)
 191         gtk_list_store_clear(s->store);
 192 s->store=NULL;
 193 gtk_tree_view_set_model(GTK_TREE_VIEW(s->list), GTK_TREE_MODEL(s->store));
 194 return TRUE;
 195 }
 196
 197 static void
 198 search_item_activated_cb(GtkTreeView *tree_view, GtkTreePath *path, GtkTreeViewColumn *column, gpointer data)
 199 {
 200 search_dialog *s=(search_dialog *)data;
 201 gdouble lat, lon;
 202 GtkTreeIter iter;
 203 GtkTreeModel *model;
 204 guint id;
 205
 206 if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection(GTK_TREE_VIEW(tree_view)), NULL, &iter))
 207         return;
 208
 209 model=gtk_tree_view_get_model(GTK_TREE_VIEW(tree_view));
 210 if (!model)
 211         return;
 212
 213 gtk_tree_model_get(model, &iter, ITEM_LAT, &lat, -1);
 214 gtk_tree_model_get(model, &iter, ITEM_LON, &lon, -1);
 215
 216 map_center_latlon(lat, lon);
 217 map_update_location_from_center();
 218 #if 0
 219 gtk_widget_destroy(s->dialog);
 220 #endif
 221 }
 222
 223 gboolean
 224 mapper_search_dialog(mapper_search_type stype, gdouble lat, gdouble lon)
 225 {
 226 GtkWidget *sw, *hbox, *label, *btn_search;
 227 GtkTreeViewColumn *column;
 228 GtkCellRenderer *renderer;
 229 gint res;
 230
 231 sd.store=NULL;
 232 sd.lat=lat;
 233 sd.lon=lon;
 234 sd.stype=stype;
 235
 236 sd.dialog = gtk_dialog_new_with_buttons(_("Search"),
 237                         GTK_WINDOW(_window),
 238                         GTK_DIALOG_MODAL,
 239                         _("Goto"), 1,
 240                         _("Route to"), 2,
 241                         _("Edit"), 3,
 242                         GTK_STOCK_CLOSE, GTK_RESPONSE_REJECT,
 243                         NULL);
 244
 245 gtk_window_set_default_size(GTK_WINDOW(sd.dialog), 500, 300);
 246
 247 hbox = gtk_hbox_new(FALSE, 4),
 248 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(sd.dialog)->vbox), hbox, FALSE, FALSE, 0);
 249
 250 label=gtk_label_new(_("Search:"));
 251 gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 0);
 252
 253 sd.cmb_type=gtk_combo_box_new_text();
 254 gtk_combo_box_append_text(GTK_COMBO_BOX(sd.cmb_type), "POI");
 255 gtk_combo_box_append_text(GTK_COMBO_BOX(sd.cmb_type), "Street");
 256 #if 0
 257 gtk_combo_box_append_text(GTK_COMBO_BOX(sd.cmb_type), "Place");
 258 #endif
 259 gtk_box_pack_start(GTK_BOX(hbox), sd.cmb_type, FALSE, FALSE, 0);
 260
 261 sd.cmb_category = category_combo_new();
 262 gtk_box_pack_start(GTK_BOX(hbox), sd.cmb_category, FALSE, FALSE, 0);
 263 poi_category_combo_populate(sd.cmb_category, 0, TRUE);
 264
 265 sd.search_entry=gtk_entry_new();
 266 gtk_box_pack_start(GTK_BOX(hbox), sd.search_entry, TRUE, TRUE, 0);
 267
 268 btn_search=gtk_button_new_with_label(_("Search"));
 269 gtk_box_pack_start(GTK_BOX(hbox), btn_search, FALSE, FALSE, 0);
 270
 271 sw = gtk_scrolled_window_new(NULL, NULL);
 272 gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(sw), GTK_SHADOW_ETCHED_IN);
 273 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 274 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(sd.dialog)->vbox), sw, TRUE, TRUE, 0);
 275
 276 sd.list=gtk_tree_view_new();
 277 gtk_tree_selection_set_mode(gtk_tree_view_get_selection (GTK_TREE_VIEW(sd.list)), GTK_SELECTION_SINGLE);
 278 gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(sd.list), TRUE);
 279 gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(sd.list), TRUE);
 280
 281 renderer = gtk_cell_renderer_text_new();
 282 column = gtk_tree_view_column_new_with_attributes(_("Location"), renderer, "text", ITEM_LATLON, NULL);
 283 gtk_tree_view_append_column(GTK_TREE_VIEW(sd.list), column);
 284
 285 renderer = gtk_cell_renderer_text_new();
 286 column = gtk_tree_view_column_new_with_attributes(_("Distance"), renderer, "text", ITEM_DIST, NULL);
 287 gtk_tree_view_column_set_sort_column_id (column, ITEM_DIST);
 288 gtk_tree_view_append_column(GTK_TREE_VIEW(sd.list), column);
 289
 290 renderer = gtk_cell_renderer_text_new();
 291 column = gtk_tree_view_column_new_with_attributes(_("Label"), renderer, "text", ITEM_LABEL, NULL);
 292 gtk_tree_view_column_set_sort_column_id (column, ITEM_LABEL);
 293 gtk_tree_view_append_column(GTK_TREE_VIEW(sd.list), column);
 294
 295 renderer = gtk_cell_renderer_text_new();
 296 column = gtk_tree_view_column_new_with_attributes(_("Category"), renderer, "text", ITEM_CATLAB, NULL);
 297 gtk_tree_view_column_set_sort_column_id (column, ITEM_CATLAB);
 298 gtk_tree_view_append_column(GTK_TREE_VIEW(sd.list), column);
 299
 300 gtk_tree_view_set_search_column (GTK_TREE_VIEW(sd.list), ITEM_LABEL);
 301 gtk_container_add(GTK_CONTAINER(sw), sd.list);
 302
 303 sd.label=gtk_label_new("");
 304 gtk_box_pack_start(GTK_BOX(hbox), sd.label, FALSE, FALSE, 0);
 305
 306 g_signal_connect(G_OBJECT(btn_search), "clicked", G_CALLBACK(search_do_cb), &sd);
 307 g_signal_connect(G_OBJECT(sd.cmb_type), "changed", G_CALLBACK(search_type_changed_cb), &sd);
 308 g_signal_connect(G_OBJECT(sd.list), "row-activated", G_CALLBACK(search_item_activated_cb), &sd);
 309
 310 gtk_widget_show_all(sd.dialog);
 311 gtk_combo_box_set_active(GTK_COMBO_BOX(sd.cmb_type), sd.stype);
 312 search_set_dialog_mode(&sd);
 313
 314 while ((res=gtk_dialog_run(GTK_DIALOG(sd.dialog)))!=GTK_RESPONSE_REJECT) {
 315         gdouble lat, lon;
 316
 317         switch (res) {
 318         case 1:
 319                 if (search_get_list_item_latlon(sd.list, &lat, &lon)==FALSE) {
 320                         popup_error(sd.dialog, _("Select a location from the list."));
 321                 } else {
 322                         map_center_latlon(lat, lon);
 323                         map_update_location_from_center();
 324                 }
 325                 continue;
 326         break;
 327         case 2:
 328                 if (search_get_list_item_latlon(sd.list, &_dest.lat, &_dest.lon)==FALSE) {
 329                         popup_error(sd.dialog, _("Select a location from the list."));
 330                 } else {
 331                         _dest.valid=TRUE;
 332                         map_update_location_from_center();
 333                 }
 334                 continue;
 335         break;
 336         case 3:
 337                 switch (sd.stype) {
 338                         case SEARCH_TYPE_POI: {
 339                                 poi_info *p=NULL;
 340                                 guint id;
 341
 342                                 id=search_get_list_item_id(sd.list);
 343                                 if (id>0) {
 344                                         p=poi_get_by_id(id);
 345                                         if (p) {
 346                                                 gtk_widget_destroy(sd.dialog);
 347                                                 poi_edit_dialog(ACTION_EDIT_POI, p);
 348                                                 return TRUE; /* XXX: for now, this is not nice.. */
 349                                         } else {
 350                                                 popup_error(sd.dialog, _("Failed to fetch POI for editing."));
 351                                         }
 352                                 }
 353                         }
 354                         break;
 355                         default:
 356                                 popup_error(sd.dialog, _("Only POIs can be modified."));
 357                         break;
 358                 }
 359                 continue;
 360         break;
 361         default:
 362                 break;
 363         break;
 364         }
 365 }
 366
 367 gtk_widget_destroy(sd.dialog);
 368 return TRUE;
 369 }
 370