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 #include <unistd.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <strings.h>
  31 #include <stddef.h>
  32 #include <locale.h>
  33 #include <math.h>
  34 #include <errno.h>
  35 #include <sys/wait.h>
  36 #include <glib/gstdio.h>
  37 #include <gtk/gtk.h>
  38 #include <fcntl.h>
  39 #include <libintl.h>
  40 #include <locale.h>
  41
  42 #include "utils.h"
  43 #include "poi.h"
  44 #include "gps.h"
  45 #include "map.h"
  46 #include "mapper-types.h"
  47 #include "ui-common.h"
  48 #include "settings.h"
  49 #include "poi-gui.h"
  50 #include "osm.h"
  51 #include "help.h"
  52 #include "osm-db.h"
  53 #include "search.h"
  54 #include "dialogs.h"
  55
  56 typedef struct _search_dialog search_dialog;
  57 struct _search_dialog {
  58         GtkWidget *dialog;
  59         GtkWidget *cmb_type;
  60         GtkWidget *cmb_category;
  61         GtkWidget *list;
  62         GtkWidget *search_entry;
  63         GtkWidget *label;
  64         GtkListStore *store;
  65         gdouble lat;
  66         gdouble lon;
  67         mapper_search_type stype;
  68 };
  69
  70 static search_dialog sd;
  71 static GtkListStore *search_model=NULL;
  72
  73 static gboolean
  74 search_do_cb(GtkWidget *widget, gpointer data)
  75 {
  76 gchar *st;
  77 guint cid;
  78 GtkTreeIter iter;
  79 guint slen;
  80 search_dialog *s=(search_dialog *)data;
  81 gboolean sres=FALSE;
  82 slen=strlen(gtk_entry_get_text(GTK_ENTRY(s->search_entry)));
  83
  84 if (gtk_combo_box_get_active_iter(GTK_COMBO_BOX(s->cmb_category), &iter)==TRUE)
  85         gtk_tree_model_get(gtk_combo_box_get_model(GTK_COMBO_BOX(s->cmb_category)), &iter, 0, &cid, -1);
  86 else
  87         cid=-1;
  88 if (s->stype==SEARCH_TYPE_POI && cid==-1 && slen<2) {
  89 #ifdef WITH_HILDON
  90         hildon_banner_show_information(s->dialog, NULL, _("Query string too short. Minimum 2 characters."));
  91 #else
  92         popup_error(s->dialog, _("Query string too short. Minimum 2 characters."));
  93 #endif
  94         return TRUE;
  95 } else if (slen<2 && s->stype!=SEARCH_TYPE_POI) {
  96 #ifdef WITH_HILDON
  97         hildon_banner_show_information(s->dialog, NULL, _("Query string too short. Minimum 2 characters."));
  98 #else
  99         popup_error(s->dialog, _("Query string too short. Minimum 2 characters."));
 100 #endif
 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                 MACRO_BANNER_SHOW_INFO(s->dialog, _("Searching POIs..."));
 109                 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);
 110         break;
 111         case SEARCH_TYPE_WAY:
 112                 MACRO_BANNER_SHOW_INFO(s->dialog, _("Searching streets..."));
 113                 sres=osm_way_search(s->lat, s->lon, st, &s->store);
 114         break;
 115         case SEARCH_TYPE_PLACE:
 116                 sres=osm_place_search(s->lat, s->lon, st, &s->store);
 117         break;
 118 }
 119
 120 if (sres==TRUE) {
 121         gtk_tree_view_set_model(GTK_TREE_VIEW(s->list), GTK_TREE_MODEL(s->store));
 122         g_object_unref(G_OBJECT(s->store));
 123 } else {
 124         s->store=NULL;
 125         gtk_tree_view_set_model(GTK_TREE_VIEW(s->list), GTK_TREE_MODEL(s->store));
 126 }
 127
 128 g_free(st);
 129 return TRUE;
 130 }
 131
 132 static gboolean
 133 search_get_list_item_latlon(GtkWidget *list, gdouble *lat, gdouble *lon)
 134 {
 135 GtkTreeIter iter;
 136 GtkTreeModel *model;
 137
 138 if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection(GTK_TREE_VIEW(list)), NULL, &iter))
 139         return FALSE;
 140
 141 model=gtk_tree_view_get_model(GTK_TREE_VIEW(list));
 142 if (!model)
 143         return FALSE;
 144
 145 gtk_tree_model_get(model, &iter, ITEM_LAT, lat, -1);
 146 gtk_tree_model_get(model, &iter, ITEM_LON, lon, -1);
 147 return TRUE;
 148 }
 149
 150 static guint
 151 search_get_list_item_id(GtkWidget *list)
 152 {
 153 guint id;
 154 GtkTreeIter iter;
 155 GtkTreeModel *model;
 156
 157 if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection(GTK_TREE_VIEW(list)), NULL, &iter))
 158         return 0;
 159
 160 model=gtk_tree_view_get_model(GTK_TREE_VIEW(list));
 161 if (!model)
 162         return 0;
 163
 164 gtk_tree_model_get(model, &iter, ITEM_ID, &id, -1);
 165 return id;
 166 }
 167
 168 static void
 169 search_set_dialog_mode(search_dialog *s)
 170 {
 171 s->stype=gtk_combo_box_get_active(GTK_COMBO_BOX(s->cmb_type));
 172 switch (s->stype) {
 173         case SEARCH_TYPE_POI:
 174                 gtk_widget_show(s->cmb_category);
 175         break;
 176         case SEARCH_TYPE_WAY:
 177         case SEARCH_TYPE_PLACE:
 178                 gtk_widget_hide(s->cmb_category);
 179         break;
 180         default:
 181                 g_assert_not_reached();
 182         break;
 183 }
 184 }
 185
 186 static gboolean
 187 search_type_changed_cb(GtkWidget *widget, gpointer data)
 188 {
 189 search_dialog *s=(search_dialog *)data;
 190 search_set_dialog_mode(s);
 191 if (s->store)
 192         gtk_list_store_clear(s->store);
 193 s->store=NULL;
 194 gtk_tree_view_set_model(GTK_TREE_VIEW(s->list), GTK_TREE_MODEL(s->store));
 195 return TRUE;
 196 }
 197
 198 static void
 199 search_item_activated_cb(GtkTreeView *tree_view, GtkTreePath *path, GtkTreeViewColumn *column, gpointer data)
 200 {
 201 search_dialog *s=(search_dialog *)data;
 202 gdouble lat, lon;
 203 GtkTreeIter iter;
 204 GtkTreeModel *model;
 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 g_idle_add_full(G_PRIORITY_HIGH_IDLE,(GSourceFunc)map_update_location_from_center, NULL, NULL);
 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 GtkEntryCompletion *search_comp;
 230 gint res;
 231
 232 sd.store=NULL;
 233 sd.lat=lat;
 234 sd.lon=lon;
 235 sd.stype=stype;
 236
 237 sd.dialog = gtk_dialog_new_with_buttons(_("Search"),
 238                         GTK_WINDOW(_window),
 239                         GTK_DIALOG_MODAL,
 240                         _("Goto"), 1,
 241                         _("Route to"), 2,
 242                         _("Edit"), 3,
 243                         GTK_STOCK_CLOSE, GTK_RESPONSE_REJECT,
 244                         NULL);
 245
 246 if (search_model==NULL)
 247         search_model=gtk_list_store_new(1, G_TYPE_STRING);
 248
 249 gtk_window_set_default_size(GTK_WINDOW(sd.dialog), 500, 300);
 250
 251 hbox = gtk_hbox_new(FALSE, 4),
 252 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(sd.dialog)->vbox), hbox, FALSE, FALSE, 0);
 253
 254 label=gtk_label_new(_("Search:"));
 255 gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 0);
 256
 257 sd.cmb_type=gtk_combo_box_new_text();
 258 gtk_combo_box_append_text(GTK_COMBO_BOX(sd.cmb_type), "POI");
 259 gtk_combo_box_append_text(GTK_COMBO_BOX(sd.cmb_type), "Street");
 260 gtk_combo_box_append_text(GTK_COMBO_BOX(sd.cmb_type), "Place");
 261 gtk_box_pack_start(GTK_BOX(hbox), sd.cmb_type, FALSE, FALSE, 0);
 262
 263 sd.cmb_category = category_combo_new();
 264 gtk_box_pack_start(GTK_BOX(hbox), sd.cmb_category, FALSE, FALSE, 0);
 265 poi_category_combo_populate(sd.cmb_category, 0, TRUE);
 266
 267 sd.search_entry=gtk_entry_new();
 268 search_comp=gtk_entry_completion_new();
 269 gtk_entry_completion_set_model(search_comp, GTK_TREE_MODEL(search_model));
 270 gtk_entry_completion_set_text_column(search_comp, 0);
 271 gtk_entry_set_completion(GTK_ENTRY(sd.search_entry), search_comp);
 272 gtk_box_pack_start(GTK_BOX(hbox), sd.search_entry, TRUE, TRUE, 0);
 273
 274 btn_search=gtk_button_new_with_label(_("Search"));
 275 gtk_box_pack_start(GTK_BOX(hbox), btn_search, FALSE, FALSE, 0);
 276
 277 sw = gtk_scrolled_window_new(NULL, NULL);
 278 gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(sw), GTK_SHADOW_ETCHED_IN);
 279 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 280 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(sd.dialog)->vbox), sw, TRUE, TRUE, 0);
 281
 282 sd.list=gtk_tree_view_new();
 283 gtk_tree_selection_set_mode(gtk_tree_view_get_selection (GTK_TREE_VIEW(sd.list)), GTK_SELECTION_SINGLE);
 284 gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(sd.list), TRUE);
 285 gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(sd.list), TRUE);
 286
 287 renderer = gtk_cell_renderer_text_new();
 288 column = gtk_tree_view_column_new_with_attributes(_("Location"), renderer, "text", ITEM_LATLON, NULL);
 289 gtk_tree_view_append_column(GTK_TREE_VIEW(sd.list), column);
 290
 291 renderer = gtk_cell_renderer_text_new();
 292 column = gtk_tree_view_column_new_with_attributes(_("Distance"), renderer, "text", ITEM_DIST, NULL);
 293 gtk_tree_view_column_set_sort_column_id (column, ITEM_DIST);
 294 gtk_tree_view_append_column(GTK_TREE_VIEW(sd.list), column);
 295
 296 renderer = gtk_cell_renderer_text_new();
 297 column = gtk_tree_view_column_new_with_attributes(_("Label"), renderer, "text", ITEM_LABEL, NULL);
 298 gtk_tree_view_column_set_sort_column_id (column, ITEM_LABEL);
 299 gtk_tree_view_append_column(GTK_TREE_VIEW(sd.list), column);
 300
 301 renderer = gtk_cell_renderer_text_new();
 302 column = gtk_tree_view_column_new_with_attributes(_("Category"), renderer, "text", ITEM_CATLAB, NULL);
 303 gtk_tree_view_column_set_sort_column_id (column, ITEM_CATLAB);
 304 gtk_tree_view_append_column(GTK_TREE_VIEW(sd.list), column);
 305
 306 gtk_tree_view_set_search_column (GTK_TREE_VIEW(sd.list), ITEM_LABEL);
 307 gtk_container_add(GTK_CONTAINER(sw), sd.list);
 308
 309 sd.label=gtk_label_new("");
 310 gtk_box_pack_start(GTK_BOX(hbox), sd.label, FALSE, FALSE, 0);
 311
 312 g_signal_connect(G_OBJECT(btn_search), "clicked", G_CALLBACK(search_do_cb), &sd);
 313 g_signal_connect(G_OBJECT(sd.cmb_type), "changed", G_CALLBACK(search_type_changed_cb), &sd);
 314 g_signal_connect(G_OBJECT(sd.list), "row-activated", G_CALLBACK(search_item_activated_cb), &sd);
 315
 316 gtk_widget_show_all(sd.dialog);
 317 gtk_combo_box_set_active(GTK_COMBO_BOX(sd.cmb_type), sd.stype);
 318 search_set_dialog_mode(&sd);
 319
 320 while ((res=gtk_dialog_run(GTK_DIALOG(sd.dialog)))!=GTK_RESPONSE_REJECT) {
 321         gdouble lat, lon;
 322
 323         switch (res) {
 324         case 1:
 325                 if (search_get_list_item_latlon(sd.list, &lat, &lon)==FALSE) {
 326                         popup_error(sd.dialog, _("Select a location from the list."));
 327                 } else {
 328                         map_center_latlon(lat, lon);
 329                         g_idle_add_full(G_PRIORITY_HIGH_IDLE,(GSourceFunc)map_update_location_from_center, NULL, NULL);
 330                 }
 331                 continue;
 332         break;
 333         case 2:
 334                 if (search_get_list_item_latlon(sd.list, &_dest.lat, &_dest.lon)==FALSE) {
 335                         popup_error(sd.dialog, _("Select a location from the list."));
 336                 } else {
 337                         _dest.valid=TRUE;
 338                         g_idle_add_full(G_PRIORITY_HIGH_IDLE,(GSourceFunc)map_update_location_from_center, NULL, NULL);
 339                 }
 340                 continue;
 341         break;
 342         case 3:
 343                 switch (sd.stype) {
 344                         case SEARCH_TYPE_POI: {
 345                                 poi_info *p=NULL;
 346                                 guint id;
 347
 348                                 id=search_get_list_item_id(sd.list);
 349                                 if (id>0) {
 350                                         p=poi_get_by_id(id);
 351                                         if (p) {
 352                                                 gtk_widget_destroy(sd.dialog);
 353                                                 poi_edit_dialog(ACTION_EDIT_POI, p);
 354                                                 return TRUE; /* XXX: for now, this is not nice.. */
 355                                         } else {
 356                                                 popup_error(sd.dialog, _("Failed to fetch POI for editing."));
 357                                         }
 358                                 }
 359                         }
 360                         break;
 361                         default:
 362                                 popup_error(sd.dialog, _("Only POIs can be modified."));
 363                         break;
 364                 }
 365                 continue;
 366         break;
 367         default:
 368                 break;
 369         break;
 370         }
 371 }
 372
 373 gtk_widget_destroy(sd.dialog);
 374 return TRUE;
 375 }
 376