Diff of /trunk/src/map-tool.c

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revision 33 by harbaum, Tue Jul 28 13:21:40 2009 UTC revision 293 by harbaum, Tue Aug 17 19:00:06 2010 UTC
# Line 1  Line 1 
1  /*  /*
2   * Copyright (C) 2008 Till Harbaum <till@harbaum.org>.   * Copyright (C) 2008-2009 Till Harbaum <till@harbaum.org>.
3   *   *
4   * This file is part of GPXView.   * This file is part of GPXView.
5   *   *
# Line 17  Line 17 
17   * along with GPXView.  If not, see <http://www.gnu.org/licenses/>.   * along with GPXView.  If not, see <http://www.gnu.org/licenses/>.
18   */   */
19    
20    /*
21     * http://topo.geofabrik.de/relief/${z}/${x}/${y}.png  8-15
22     * http://topo.geofabrik.de/trail/${z}/${x}/${y}.png   8-15
23     */
24    
25    /*
26     * TODO:
27     * - make semi-transparent caches selectable
28     */
29    
30  #include "gpxview.h"  #include "gpxview.h"
31    #include "converter.h"
32    #include <math.h>    // for isnan
33    
34  #ifdef ENABLE_OSM_GPS_MAP  #ifdef ENABLE_OSM_GPS_MAP
35  #include "osm-gps-map.h"  #include "osm-gps-map.h"
36    #include "osm-gps-map-osd-classic.h"
37  #endif  #endif
38    
39  typedef struct {  #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5)
40    GtkWidget *widget;  #include <gdk/gdkx.h>
41    GtkWidget *zoomin, *zoomout, *gps;  #include <X11/Xatom.h>
42    gint handler_id;  #endif
 } map_context_t;  
43    
44  static const char *get_proxy_uri(void) {  /* any defined key enables key support */
45    static char proxy_buffer[64];  #if (defined(MAP_KEY_FULLSCREEN) || \
46         defined(MAP_KEY_ZOOMIN) || \
47         defined(MAP_KEY_ZOOMOUT) || \
48         defined(MAP_KEY_UP) || \
49         defined(MAP_KEY_DOWN) || \
50         defined(MAP_KEY_LEFT) || \
51         defined(MAP_KEY_RIGHT))
52    #include <gdk/gdkkeysyms.h>
53    #endif
54    
55    /* default values */
56    #define MAP_SOURCE  OSM_GPS_MAP_SOURCE_OPENCYCLEMAP
57    #define GPS_DEFAULT_ZOOM 13
58    
59    #define PROXY_KEY  "/system/http_proxy/"
60    
61    static const char *get_proxy_uri(appdata_t *appdata) {
62      static char proxy_buffer[64] = "";
63    
64    /* use environment settings if preset */    /* use environment settings if preset */
65    const char *proxy = g_getenv("http_proxy");    const char *proxy = g_getenv("http_proxy");
66    if(proxy) {    if(proxy) {
67      printf("http_proxy: %s\n", proxy);      printf("map http proxy from env: %s\n", proxy);
68      return proxy;      return proxy;
69    }    }
70    
71  #if 0    /* ------------- get proxy settings -------------------- */
72    /* otherwise try settings */    if(gconf_client_get_bool(appdata->gconf_client,
73    if(!settings || !settings->proxy ||                             PROXY_KEY "use_http_proxy", NULL)) {
74       !settings->proxy->host) return NULL;  
75        /* we can savely ignore things like "ignore_hosts" since we */
76        /* are pretty sure not inside the net of one of our map renderers */
77        /* (unless the user works at google :-) */
78    
79        /* get basic settings */
80        char *host =
81          gconf_client_get_string(appdata->gconf_client, PROXY_KEY "host", NULL);
82        if(host) {
83          int port =
84            gconf_client_get_int(appdata->gconf_client, PROXY_KEY "port", NULL);
85    
86          snprintf(proxy_buffer, sizeof(proxy_buffer),
87                   "http://%s:%u", host, port);
88          printf("map http proxy from gconf: %s\n ", proxy_buffer);
89    
90          g_free(host);
91        }
92        return proxy_buffer;
93      }
94    
95      return NULL;
96    }
97    
98    
99    pos_t *map_gps_get_pos(map_context_t *context) {
100      static pos_t pos;
101    
102      if(context->gps.set & FIX_LATLON_SET) {
103        pos.lat = context->gps.fix.latitude;
104        pos.lon = context->gps.fix.longitude;
105        return &pos;
106      }
107    
108      return NULL;
109    }
110    
111    pos_t *map_get_pos(map_context_t *context) {
112      pos_t *pos = &context->appdata->home;
113    
114      if(context->appdata->active_location) {
115        int i = context->appdata->active_location-1;
116        location_t *loc = context->appdata->location;
117        while(i--) loc = loc->next;
118        pos = &loc->pos;
119      }
120    
121      if(context->appdata->use_gps)
122        pos = map_gps_get_pos(context);
123    
124      return pos;
125    }
126    
127    float map_gps_get_heading(map_context_t *context) {
128      if(context->gps.set & FIX_TRACK_SET)
129        return context->gps.fix.track;
130    
131      return NAN;
132    }
133    
134    float map_gps_get_eph(map_context_t *context) {
135      if(context->gps.set & FIX_HERR_SET)
136        return context->gps.fix.eph;
137    
138      return NAN;
139    }
140    
141    /* callback called by the gps layer whenever gps state changes */
142    static void
143    gps_callback(gps_mask_t set, struct gps_t *fix, void *data) {
144      map_context_t *context = (map_context_t*)data;
145    
146      printf("map: gps callback\n");
147    
148      context->gps.set = set;
149      memcpy(&context->gps.fix, fix, sizeof(struct gps_t));
150    }
151    
152    static void
153    cb_map_gps(osd_button_t but, map_context_t *context) {
154    
155      if(but == OSD_GPS) {
156        pos_t *refpos = get_pos(context->appdata);
157        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
158          gint zoom;
159          g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
160          if(zoom < 10)
161            osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
162                                      refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
163          else
164            osm_gps_map_set_center(OSM_GPS_MAP(context->widget),
165                                   refpos->lat, refpos->lon);
166    
167          /* re-enable centering */
168          g_object_set(context->widget, "auto-center", TRUE, NULL);
169        } else {
170          /* no coordinates given: display the entire world */
171          osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
172                                    0.0, 0.0, 1);
173        }
174      }
175    }
176    
177    static int dist2pixel(map_context_t *context, float km, float lat) {
178      return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget));
179    }
180    
181    static gboolean map_gps_update(gpointer data) {
182      map_context_t *context = (map_context_t*)data;
183    
184    #ifdef USE_MAEMO
185      if(context->appdata->goto_disable_screensaver)
186        if(osso_display_blanking_pause(context->appdata->osso_context) != OSSO_OK)
187          fprintf(stderr, "error with display blank\n");
188    #endif
189    
190    snprintf(proxy_buffer, sizeof(proxy_buffer), "%s%s:%u",    /* get reference position ... */
191             strncmp(settings->proxy->host, "http://", 7)?"http://":"",    pos_t *refpos = map_get_pos(context);
192             settings->proxy->host, settings->proxy->port);    gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
193    
194      /* ... and enable "goto" button if it's valid */
195      if(ok != context->goto_is_enabled) {
196        osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
197                    OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
198        context->goto_is_enabled = ok;
199      }
200    
201      if(ok) {
202        float heading = NAN;
203        int radius = 0;
204    
205        if(context->appdata->use_gps) {
206          heading = map_gps_get_heading(context);
207    
208          /* get error */
209          float eph = map_gps_get_eph(context);
210          if(!isnan(eph))
211            radius = dist2pixel(context, eph/1000, refpos->lat);
212        }
213    
214        /* TODO: in order to save energy: only draw if state actually changed */
215    
216        g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
217        osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
218                             refpos->lat, refpos->lon, heading);
219      } else
220        osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget));
221    
222      return TRUE;
223    }
224    
225    static void map_draw_cache(GtkWidget *map, cache_t *cache, gboolean semi) {
226      int type = semi?ICON_CACHE_TYPE_SEMI:ICON_CACHE_TYPE;
227    
228      GdkPixbuf *icon = icon_get(type, cache->type);
229      GdkPixbuf *over = NULL;
230    
231    proxy_buffer[sizeof(proxy_buffer)-1] = 0;    if(cache->mine)                   over = icon_get(type, 14);
232    printf("gconf_proxy: %s\n", proxy_buffer);    else if(cache->found)             over = icon_get(type, 12);
233      else if(cache->notes) {
234        if(cache->notes->found)         over = icon_get(type, 12);
235        else if(cache->notes->override) over = icon_get(type, 11);
236        else                            over = icon_get(type, 13);
237      }
238    
239      pos_t *pos = &cache->pos;
240      /* check if there's also an overwritten coordinate */
241      if(cache->notes && cache->notes->override)
242        pos = &cache->notes->pos;
243    
244      if(!isnan(pos->lat) && !isnan(pos->lon)) {
245        osm_gps_map_add_image(OSM_GPS_MAP(map),
246                              pos->lat, pos->lon, icon);
247        if(over)
248          osm_gps_map_add_image(OSM_GPS_MAP(map),
249                                pos->lat, pos->lon, over);
250      }
251    }
252    
253    static void map_draw_wpt(GtkWidget *map, cache_t *cache, wpt_t *wpt) {
254      /* only draw wpts that don't equal the main point */
255      if(pos_differ(&cache->pos, &wpt->pos)) {
256        if(!isnan(wpt->pos.lat) && !isnan(wpt->pos.lon))  {
257          GdkPixbuf *icon =
258            icon_get(ICON_WPT, (wpt->sym!=WPT_SYM_UNKNOWN)?
259                     wpt->sym:WPT_SYM_REFPOINT);
260    
261          osm_gps_map_add_image(OSM_GPS_MAP(map),
262                                wpt->pos.lat, wpt->pos.lon, icon);
263        }
264      }
265    }
266    
267    static void map_draw_gpx(appdata_t *appdata, cache_display_t *caches,
268                             GtkWidget *map, gpx_t *gpx,
269                             cache_t *nav, gboolean semi) {
270      if(!gpx->notes_loaded) {
271        notes_load_all(appdata, gpx);
272        gpx->notes_loaded = TRUE;
273      }
274    
275      cache_t *cache = gpx->cache;
276      while(cache) {
277        /* search if we have that cache already in our list/displayed */
278        int i=0;
279        while(caches[i].id && (strcmp(caches[i].id, cache->id) != 0))
280          i++;
281    
282        if(!caches[i].id) {
283          /* if nav is given draw all other caches semitransparent. */
284          /* if nav is not given do what semi sais */
285          map_draw_cache(map, cache, nav?(cache != nav):semi);
286          caches[i].id = cache->id;
287    
288          /* also draw waypoints of nav cache */
289          if(nav && cache == nav) {
290            wpt_t *wpt = cache->wpt;
291            while(wpt) {
292              map_draw_wpt(map, cache, wpt);
293              wpt = wpt->next;
294            }
295          }
296        }
297    
298        cache = cache->next;
299      }
300    }
301    
302    static cache_t *cache_search_first(gpx_t *gpx, cache_t *cache) {
303      while(gpx) {
304        cache_t *cur = gpx->cache;
305        while(cur) {
306          /* we do a string comparision to make sure that if copies */
307          /* exist, we get the original one */
308          if(!strcmp(cache->id, cur->id))
309             return cur;
310    
311          cur = cur->next;
312        }
313        gpx = gpx->next;
314      }
315      g_assert(FALSE);
316      return NULL;
317    }
318    
319    /* draw geocaches and set window title */
320    static void map_setup(map_context_t *context) {
321      char *name = NULL;
322    
323      int cache_num = gpx_total_caches_global(context->appdata->gpx);
324    
325      if(context->caches_displayed && (cache_num != context->cache_list_len)) {
326        //    printf("re-alloc because %p %d/%d\n", context->caches_displayed,
327        //     cache_num, context->cache_list_len);
328        g_free(context->caches_displayed);
329        context->caches_displayed = NULL;
330        context->cache_list_len = 0;
331      }
332    
333      /* allocate buffer */
334      if(cache_num && !context->caches_displayed) {
335        context->cache_list_len = cache_num;
336        context->caches_displayed = g_new0(cache_display_t, cache_num+1);
337        printf("allocated space to handle %d map icons\n", cache_num);
338      }
339    
340      if(context->appdata->search_results && !context->appdata->cur_cache) {
341        if(context->state != MAP_SEARCH) {
342          printf("map_setup(SEARCH)\n");
343    
344          /* clear any pending balloon */
345          context->balloon = NULL;
346          osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
347    
348    #ifdef OSD_NAV
349          /* no navigation in this mode */
350          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
351    #endif
352    
353          /* clear all existing cache images */
354          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
355    
356          if(context->caches_displayed) {
357            memset(context->caches_displayed, 0,
358                   (cache_num+1) * sizeof(cache_display_t));
359    
360            /* draw search results and all other gpx files are semi-transparent */
361            map_draw_gpx(context->appdata, context->caches_displayed,
362                         context->widget, context->appdata->search_results,
363                         NULL, FALSE);
364    
365            gpx_t *gpx = context->appdata->gpx;
366            while(gpx) {
367              map_draw_gpx(context->appdata, context->caches_displayed,
368                           context->widget, gpx, NULL, TRUE);
369    
370              gpx = gpx->next;
371            }
372          }
373          name = g_strdup(_("Search results"));
374          context->state = MAP_SEARCH;
375        }
376      } else if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
377        if(context->state != MAP_ALL) {
378          printf("map_setup(ALL)\n");
379    
380          /* clear any pending balloon */
381          context->balloon = NULL;
382          osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
383    
384    #ifdef OSD_NAV
385          /* no navigation in this mode */
386          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
387  #endif  #endif
388    
389    return proxy_buffer;        /* clear all existing cache images */
390          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
391          if(context->caches_displayed) {
392            memset(context->caches_displayed, 0,
393                   (cache_num+1) * sizeof(cache_display_t));
394    
395            /* draw all geocaches and none is semi-transparent */
396            gpx_t *gpx = context->appdata->gpx;
397            while(gpx) {
398              map_draw_gpx(context->appdata, context->caches_displayed,
399                           context->widget, gpx, NULL, FALSE);
400              gpx = gpx->next;
401            }
402    
403            {
404              int i=0;
405              while(context->caches_displayed[i].id) i++;
406              printf("number of caches actually displayed: %d\n", i);
407            }
408          }
409          name = g_strdup(_("all"));
410          context->state = MAP_ALL;
411        }
412      } else if(!context->appdata->cur_cache) {
413        if(context->state != MAP_GPX) {
414          printf("map_setup(GPX)\n");
415    
416          /* clear any pending balloon */
417          context->balloon = NULL;
418          osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
419    
420    #ifdef OSD_NAV
421          /* no navigation in this mode */
422          osm_gps_map_osd_clear_nav (OSM_GPS_MAP(context->widget));
423    #endif
424    
425          /* clear all existing cache images */
426          osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
427          if(context->caches_displayed) {
428            memset(context->caches_displayed, 0,
429                   (cache_num+1) * sizeof(cache_display_t));
430    
431            /* draw all geocaches and all other gpx files are semi-transparent */
432            map_draw_gpx(context->appdata, context->caches_displayed,
433                         context->widget, context->appdata->cur_gpx, NULL, FALSE);
434    
435            gpx_t *gpx = context->appdata->gpx;
436            while(gpx) {
437              if(gpx != context->appdata->cur_gpx)
438                map_draw_gpx(context->appdata, context->caches_displayed,
439                             context->widget, gpx, NULL, TRUE);
440    
441              gpx = gpx->next;
442            }
443          }
444    
445          name = g_strdup(context->appdata->cur_gpx->name);
446          context->state = MAP_GPX;
447        }
448      } else {
449        cache_t *cache = context->appdata->cur_cache;
450    
451        printf("map_setup(CACHE)\n");
452    
453        /* clear any pending balloon */
454        context->balloon = NULL;
455        osm_gps_map_osd_clear_balloon (OSM_GPS_MAP(context->widget));
456    
457        /* clear all existing ccahe images */
458        osm_gps_map_clear_images (OSM_GPS_MAP(context->widget));
459        if(context->caches_displayed) {
460          memset(context->caches_displayed, 0,
461                 (cache_num+1) * sizeof(cache_display_t));
462    
463          /* Make sure we really work on the first copy in the list as */
464          /* only this is being used if duplicates exist */
465          cache = cache_search_first(context->appdata->gpx, cache);
466    
467          /* draw all geocaches and all but selected one are semi-transparent */
468          gpx_t *gpx = context->appdata->gpx;
469          while(gpx) {
470            map_draw_gpx(context->appdata, context->caches_displayed,
471                         context->widget, gpx, cache, FALSE);
472            gpx = gpx->next;
473          }
474        }
475    
476        name = g_strdup(cache->name);
477        context->state = MAP_CACHE;
478    
479        /* navigation in this mode! */
480        pos_t cpos = gpx_cache_pos(cache);
481    
482    #ifdef OSD_NAV
483        osm_gps_map_osd_draw_nav (OSM_GPS_MAP(context->widget),
484                                  context->appdata->imperial,
485                                  cpos.lat, cpos.lon, cache->name);
486    #else
487    #warning OSD_NAV not defined!
488    #endif
489      }
490    
491      /* also mark geomath position */
492    
493      /* remove all existing appearances of this icon first */
494      osm_gps_map_remove_image(OSM_GPS_MAP(context->widget),
495                               icon_get(ICON_MISC, 4));
496    
497      if(!isnan(context->appdata->geomath.lat) &&
498         !isnan(context->appdata->geomath.lon))  {
499    
500        osm_gps_map_add_image(OSM_GPS_MAP(context->widget),
501                              context->appdata->geomath.lat,
502                              context->appdata->geomath.lon,
503                              icon_get(ICON_MISC, 4));
504      }
505    
506      if(name) {
507        gtk_window_set_title(GTK_WINDOW(context->window), name);
508        g_free(name);
509      } else
510        printf("map_setup(keep)\n");
511  }  }
512    
513  static void map_zoom(map_context_t *context, int step) {  static void
514    int zoom;  map_cachelist_nearest(cache_t *cache, pos_t *pos,
515    OsmGpsMap *map = OSM_GPS_MAP(context->widget);                        cache_t **result, float *distance) {
516    g_object_get(map, "zoom", &zoom, NULL);  
517    zoom = osm_gps_map_set_zoom(map, zoom+step);    while(cache) {
518        pos_t cpos = gpx_cache_pos(cache);
519    
520        float dist =
521          pow(cpos.lat - pos->lat, 2) +
522          pow(cpos.lon - pos->lon, 2);
523    
524        if(!(dist > *distance)) {
525          *result = cache;
526          *distance = dist;
527        }
528    
529    /* enable/disable zoom buttons as required */      cache = cache->next;
530    gtk_widget_set_sensitive(context->zoomin, zoom<17);    }
   gtk_widget_set_sensitive(context->zoomout, zoom>1);  
531  }  }
532    
533  static gboolean  static cache_t *map_closest(map_context_t *context, pos_t *pos) {
534  cb_map_zoomin(GtkButton *button, map_context_t *context) {    cache_t *result = NULL;
535    map_zoom(context, +1);    float distance = NAN;
536    return FALSE;  
537      if(context->appdata->search_results && !context->appdata->cur_cache) {
538        /* search search results */
539        map_cachelist_nearest(context->appdata->search_results->cache,
540                              pos, &result, &distance);
541      } else if(!context->appdata->cur_gpx && !context->appdata->cur_cache) {
542        /* search all geocaches */
543        gpx_t *gpx = context->appdata->gpx;
544        while(gpx) {
545          map_cachelist_nearest(gpx->cache, pos, &result, &distance);
546          gpx = gpx->next;
547        }
548      } else if(context->appdata->cur_gpx) {
549        /* search in current gpx file */
550        map_cachelist_nearest(context->appdata->cur_gpx->cache,
551                              pos, &result, &distance);
552      } else
553        result = context->appdata->cur_cache;
554    
555      /* make sure this is the first hit */
556      if(context->caches_displayed)
557        result = cache_search_first(context->appdata->gpx, result);
558    
559      return result;
560  }  }
561    
562    /* translate between osm-gps-map positions and gpxview ones */
563    pos_t coord2pos(coord_t coo) {
564      pos_t pos;
565      pos.lat = rad2deg(coo.rlat);
566      pos.lon = rad2deg(coo.rlon);
567      return pos;
568    }
569    
570    #define CLICK_FUZZ (24)
571    
572  static gboolean  static gboolean
573  cb_map_zoomout(GtkButton *button, map_context_t *context) {  on_map_button_press_event(GtkWidget *widget,
574    map_zoom(context, -1);                              GdkEventButton *event, map_context_t *context) {
575    
576      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
577    
578      /* check if we actually clicked parts of the OSD */
579      if(osm_gps_map_osd_check(map, event->x, event->y) != OSD_NONE)
580        return FALSE;
581    
582      /* got a press event without release event? eat it! */
583      if(context->press_on != NULL) {
584        printf("PRESS: already\n");
585        return FALSE;
586      }
587    
588      pos_t pos =
589        coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
590    
591      cache_t *nearest = map_closest(context, &pos);
592      if(nearest) {
593        pos_t cpos = gpx_cache_pos(nearest);
594    
595        float dist = gpx_pos_get_distance(pos, cpos, FALSE);
596        if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ)
597          context->press_on = nearest;
598      }
599    
600    return FALSE;    return FALSE;
601  }  }
602    
603    static void
604    cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf *buf, gint x, gint y) {
605      /* convert the pixbuf into something cairo can handle */
606    
607      // Create a new ImageSurface
608      cairo_surface_t *image_surface =
609        cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
610                                   gdk_pixbuf_get_width(buf),
611                                   gdk_pixbuf_get_height(buf));
612    
613      // Create the new Context for the ImageSurface
614      g_assert(image_surface);
615      cairo_t *context = cairo_create(image_surface);
616    
617      // Draw the image on the new Context
618      gdk_cairo_set_source_pixbuf(context, buf, 0.0, 0.0);
619      cairo_paint(context);
620    
621      // now draw this onto the original context
622      cairo_set_source_surface(cr, image_surface, x, y);
623    
624      cairo_paint(cr);
625    }
626    
627    #ifndef BIG_BALLOONS
628    #define ICON_SIZE  ICON_CACHE_TYPE
629    #else
630    #define ICON_SIZE  ICON_CACHE_TYPE_1_5X
631    #endif
632    
633    #ifndef BIG_BALLOONS
634    #define FONT_SIZE 14.0
635    #else
636    #define FONT_SIZE 22.0
637    #endif
638    #define LINE_SKIP  (FONT_SIZE/4)
639    
640    
641    static void
642    balloon_cb(osm_gps_map_balloon_event_t *event, gpointer data) {
643      printf("balloon event: ");
644    
645      map_context_t *context = (map_context_t*)data;
646      cache_t *cache = context->balloon;
647    
648      if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_DRAW) {
649        printf("draw\n");
650    
651    #if 0
652        /* draw pink background to check clipping */
653        cairo_rectangle (event->data.draw.cr,
654                         event->data.draw.rect->x-20, event->data.draw.rect->y-20,
655                         event->data.draw.rect->w+40, event->data.draw.rect->h+40);
656        cairo_set_source_rgba (event->data.draw.cr, 1, 0, 0, 0.3);
657        cairo_fill_preserve (event->data.draw.cr);
658        cairo_set_line_width (event->data.draw.cr, 0);
659        cairo_stroke (event->data.draw.cr);
660    #endif
661    
662        /* leave a little border top and left */
663        gint x = event->data.draw.rect->x, y = event->data.draw.rect->y;
664    
665        /* draw the cache type icon ... */
666        GdkPixbuf *icon = icon_get(ICON_SIZE, cache->type);
667        cairo_draw_pixbuf(event->data.draw.cr, icon, x, y);
668    
669        if(cache->notes && cache->notes->override) {
670          GdkPixbuf *over = icon_get(ICON_SIZE, 11);
671          cairo_draw_pixbuf(event->data.draw.cr, over, x, y);
672        }
673    
674        /* ... and right of it the waypoint id */
675        cairo_text_extents_t extents;
676    
677        if(cache->id) {
678          cairo_select_font_face (event->data.draw.cr, "Sans",
679                                  CAIRO_FONT_SLANT_NORMAL,
680                                  CAIRO_FONT_WEIGHT_BOLD);
681    
682    #ifndef BIG_BALLOONS
683          cairo_set_font_size (event->data.draw.cr, 20.0);
684    #else
685          cairo_set_font_size (event->data.draw.cr, 36.0);
686    #endif
687    
688          cairo_text_extents (event->data.draw.cr, cache->id, &extents);
689    
690          /* display id right of icon vertically centered */
691          x += gdk_pixbuf_get_width(icon) + 5;
692          y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
693          cairo_move_to (event->data.draw.cr, x, y);
694          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
695          cairo_show_text (event->data.draw.cr, cache->id);
696          cairo_stroke (event->data.draw.cr);
697    
698          y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
699        } else
700          y += gdk_pixbuf_get_height(icon);
701    
702        /* return to the left border and below icon/text */
703        x = event->data.draw.rect->x;
704    
705        /* everything from here uses the same font */
706        cairo_select_font_face (event->data.draw.cr, "Sans",
707                                CAIRO_FONT_SLANT_NORMAL,
708                                CAIRO_FONT_WEIGHT_NORMAL);
709    
710        cairo_set_font_size (event->data.draw.cr, FONT_SIZE);
711    
712        if(cache->name) {
713          /* draw cache name */
714          cairo_text_extents (event->data.draw.cr, cache->name, &extents);
715          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing);
716          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
717          cairo_show_text (event->data.draw.cr, cache->name);
718          cairo_stroke (event->data.draw.cr);
719    
720          /* return to the left border and below text */
721          y += LINE_SKIP + FONT_SIZE;
722          x = event->data.draw.rect->x;
723        }
724    
725        if(cache->terrain) {
726          int text_y = 0, icon_y = 0;
727    
728          /* draw cache rating */
729          const char *terrain = "Terrain:";
730          icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
731          cairo_text_extents (event->data.draw.cr, _(terrain), &extents);
732    
733          if(gdk_pixbuf_get_height(icon) > FONT_SIZE)
734            text_y = (gdk_pixbuf_get_height(icon) - FONT_SIZE)/2;
735          else
736            icon_y = (FONT_SIZE - gdk_pixbuf_get_height(icon))/2;
737    
738          /* draw "Terrain:" string */
739          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing + text_y);
740          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
741          cairo_show_text (event->data.draw.cr, _(terrain));
742          cairo_stroke (event->data.draw.cr);
743          x += extents.width + 2;
744    
745          /* draw terrain stars */
746          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y + icon_y);
747    
748          x += gdk_pixbuf_get_width(icon) + FONT_SIZE/2;
749        }
750    
751        if(cache->difficulty) {
752          int text_y = 0, icon_y = 0;
753    
754          const char *difficulty = "Difficulty:";
755          icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
756          cairo_text_extents (event->data.draw.cr, _(difficulty), &extents);
757    
758          if(gdk_pixbuf_get_height(icon) > FONT_SIZE)
759            text_y = (gdk_pixbuf_get_height(icon) - FONT_SIZE)/2;
760          else
761            icon_y = (FONT_SIZE - gdk_pixbuf_get_height(icon))/2;
762    
763          /* draw "Difficulty:" string */
764          cairo_move_to (event->data.draw.cr, x, y - extents.y_bearing + text_y);
765          cairo_set_source_rgba (event->data.draw.cr, 0, 0, 0, 1);
766          cairo_show_text (event->data.draw.cr, _(difficulty));
767          cairo_stroke (event->data.draw.cr);
768          x += extents.width + 2;
769    
770          cairo_draw_pixbuf(event->data.draw.cr, icon, x, y + icon_y);
771        }
772    
773        /* draw container info */
774        /* TODO ... */
775    
776    
777      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_CLICK) {
778        printf("click %s event at %d %d\n",
779               event->data.click.down?"down":"up",
780               event->data.click.x, event->data.click.y);
781    
782        /* make the main screen jump to that cache */
783        if(!event->data.click.down) {
784          if(context->appdata->cur_cache) {
785            printf("ERROR: no current cache should be visible!\n");
786          } else {
787            gpx_t *is_in = NULL;
788    
789            if(context->appdata->search_results) {
790              printf("click while in \"search results\" view\n");
791    
792              is_in = context->appdata->search_results;
793            } else if(!context->appdata->cur_gpx) {
794              printf("click while in \"all\" view\n");
795    
796              /* we first need to figure out which gpx file this cache */
797              /* is in so we can open it first */
798              gpx_t *gpx = context->appdata->gpx;
799              while(gpx && !is_in) {
800                cache_t *cur = gpx->cache;
801                while(cur && !is_in) {
802                  if(cur == cache)
803                    is_in = gpx;
804                  cur = cur->next;
805                }
806                gpx = gpx->next;
807              }
808    
809              if(is_in)
810                gpxlist_goto_cachelist(context->appdata, is_in);
811    
812            } else {
813              printf("click while in \"cachelist\" view\n");
814    
815              /* the simple case: there already is an open gpx file and */
816              /* we just jump into the "cache" view */
817              is_in = context->appdata->cur_gpx;
818            }
819    
820            if(is_in) {
821              printf("selecting %s in %s\n",
822                     cache->id,
823                     context->appdata->search_results?
824                     context->appdata->search_results->name:
825                     context->appdata->cur_gpx->name);
826    
827              cachelist_goto_cache(context->appdata, cache);
828    
829              /* give focus to main screen (important for maemo) */
830              printf("raising main window\n");
831              gtk_window_present(GTK_WINDOW(context->appdata->window));
832            }
833          }
834        }
835      } else if(event->type == OSM_GPS_MAP_BALLOON_EVENT_TYPE_REMOVED) {
836        printf("removed\n");
837        context->balloon = NULL;
838      }
839    }
840    
841  static gboolean  static gboolean
842  cb_map_gps(GtkButton *button, map_context_t *context) {  on_map_button_release_event(GtkWidget *widget,
843                                GdkEventButton *event, map_context_t *context) {
844      OsmGpsMap *map = OSM_GPS_MAP(context->widget);
845    
846    //  osm_gps_map_set_center(OSM_GPS_MAP(context->widget),    /* in "MAP_CACHE" state only one cache is visible */
847    //                     DEG2RAD(pos.lat), DEG2RAD(pos.lon));    /* and the map is in navigation mode. the balloon is */
848      /* pretty useless there */
849      if(context->press_on) {
850    
851        coord_t coo;
852        coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
853    
854        pos_t pos =
855          coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
856    
857        cache_t *nearest = map_closest(context, &pos);
858        if(nearest && nearest == context->press_on) {
859          pos_t cpos = gpx_cache_pos(nearest);
860    
861          float dist = gpx_pos_get_distance(pos, cpos, FALSE);
862          if(dist2pixel(context, dist, cpos.lat) < CLICK_FUZZ) {
863    
864            context->balloon = nearest;
865            osm_gps_map_osd_draw_balloon(map, cpos.lat, cpos.lon,
866                                         balloon_cb, context);
867          }
868        }
869        context->press_on = NULL;
870      } else {
871        /* save new map position */
872        gfloat lat, lon;
873        g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
874        context->appdata->map.pos.lat = lat;
875        context->appdata->map.pos.lon = lon;
876      }
877    
878    return FALSE;    return FALSE;
879  }  }
880    
881  static GtkWidget  static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
882  *map_add_button(const gchar *icon, GCallback cb, gpointer data,    appdata_t *appdata = context->appdata;
883                  char *tooltip) {  
884    GtkWidget *button = gtk_button_new();    /* save map parameters */
885    gtk_button_set_image(GTK_BUTTON(button),    OsmGpsMap *map = OSM_GPS_MAP(context->widget);
886                         gtk_image_new_from_stock(icon, GTK_ICON_SIZE_MENU));    gint zoom;
887    g_signal_connect(button, "clicked", cb, data);    g_object_get(map, "zoom", &zoom, NULL);
888  #ifndef USE_MAEMO    context->appdata->map.zoom = zoom;
889    gtk_widget_set_tooltip_text(button, tooltip);  
890      gboolean dpix;
891      g_object_get(map, "double-pixel", &dpix, NULL);
892      context->appdata->map.dpix = dpix;
893    
894      gfloat lat, lon;
895      g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
896      context->appdata->map.pos.lat = lat;
897      context->appdata->map.pos.lon = lon;
898    
899      gint source;
900      g_object_get(map, "map-source", &source, NULL);
901      context->appdata->map.source = source;
902    
903    #if MAEMO_VERSION_MAJOR == 5
904      /* restore cur_view */
905      context->appdata->cur_view = context->old_view;
906  #endif  #endif
907    return button;  
908      gtk_timeout_remove(context->handler_id);
909    
910      if(context->caches_displayed) {
911        g_free(context->caches_displayed);
912        context->caches_displayed = NULL;
913      }
914    
915      printf("destroy map context\n");
916      g_free(context);
917      appdata->map.context = NULL;
918  }  }
919    
920  static gboolean map_gps_update(gpointer data) {  #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
921    /* get access to zoom buttons */
922    static void
923    on_window_realize(GtkWidget *widget, gpointer data) {
924      if (widget->window) {
925        unsigned char value = 1;
926        Atom hildon_zoom_key_atom =
927          gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
928          integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
929        Display *dpy =
930          GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
931        Window w = GDK_WINDOW_XID(widget->window);
932    
933        XChangeProperty(dpy, w, hildon_zoom_key_atom,
934                        integer_atom, 8, PropModeReplace, &value, 1);
935      }
936    }
937    #endif
938    
939    /* on maemo a window is either on top or completely invisible. this */
940    /* means that we only need to update the map window if its raised.  */
941    /* on ordinary desktops this is different and we always update */
942    
943    static gboolean on_focus_in(GtkWidget *widget, GdkEventFocus *event,
944                             gpointer data) {
945    map_context_t *context = (map_context_t*)data;    map_context_t *context = (map_context_t*)data;
946    
947    //  gtk_widget_set_sensitive(context->map.gps, gps_fix);    printf("map got focus\n");
948    
949    return TRUE;  #ifdef USE_MAEMO
950      /* re-enable refresh of map */
951      if(!context->handler_id)
952        context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
953    #endif
954    
955      gps_register_callback(context->appdata->gps_state,
956                            LATLON_CHANGED | HERR_CHANGED | TRACK_CHANGED,
957                            gps_callback, context);
958    
959      map_setup(context);
960      return FALSE;
961    }
962    
963    static gboolean on_focus_out(GtkWidget *widget, GdkEventFocus *event,
964                             gpointer data) {
965      map_context_t *context = (map_context_t*)data;
966    
967      printf("map lost focus\n");
968    
969      /* save new map position */
970      gfloat lat, lon;
971      g_object_get(widget, "latitude", &lat, "longitude", &lon, NULL);
972    
973      context->appdata->map.pos.lat = lat;
974      context->appdata->map.pos.lon = lon;
975    
976    #ifdef USE_MAEMO
977      gtk_timeout_remove(context->handler_id);
978      context->handler_id = 0;
979    #endif
980    
981      gps_unregister_callback(context->appdata->gps_state, gps_callback);
982    
983      return FALSE;
984    }
985    
986    void map_update(appdata_t *appdata) {
987      printf("map_update\n");
988    #ifndef USE_MAEMO
989      if(appdata->map.context)
990        map_setup(appdata->map.context);
991    #endif
992  }  }
993    
994    static gboolean
995    on_map_window_key_press(GtkWidget *window, GdkEventKey *event, GtkWidget *map)  {
996    #ifdef USE_MAEMO
997      if((event->keyval == HILDON_HARDKEY_FULLSCREEN) ||
998         (event->keyval == HILDON_HARDKEY_INCREASE) ||
999         (event->keyval == HILDON_HARDKEY_DECREASE))
1000    #else
1001      if(event->keyval == GDK_F11)
1002    #endif
1003      {
1004        gboolean return_val;
1005        g_signal_emit_by_name(GTK_OBJECT(map), "key_press_event",
1006                              event, &return_val);
1007        return return_val;
1008      }
1009    
1010      return FALSE;
1011    }
1012    
1013  void map(appdata_t *appdata) {  void map(appdata_t *appdata) {
1014    map_context_t context;    map_context_t *context = NULL;
1015    
1016    GtkWidget *dialog = gtk_dialog_new_with_buttons(_("Map"),    /* if the map window already exists, just raise it */
1017                            GTK_WINDOW(appdata->window),    if(appdata->map.context) {
1018                            GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,      printf("using existing map!\n");
1019                            GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,      gtk_window_present(GTK_WINDOW(appdata->map.context->window));
1020                            NULL);      map_setup(appdata->map.context);
1021        return;
1022      }
1023    
1024  #ifndef USE_MAEMO    context = appdata->map.context = g_new0(map_context_t, 1);
1025    gtk_window_set_default_size(GTK_WINDOW(dialog), 400, 350);    printf("allocated new context at %p\n", context);
1026    
1027      context->appdata = appdata;
1028      context->state = MAP_NONE;
1029    
1030      /* cleanup old (pre 0.8.7) path if it exists */
1031      char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
1032      if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
1033        printf("old file path %s exists\n", old_path);
1034        rmdir_recursive(old_path);
1035      }
1036    
1037      /* It is recommanded that all applications share these same */
1038      /* map path, so data is only cached once. The path should be: */
1039      /* ~/.osm-gps-map on standard PC     (users home) */
1040      /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
1041      /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
1042    #if !defined(USE_MAEMO)
1043      char *p = getenv("HOME");
1044      if(!p) p = "/tmp";
1045      char *path = g_strdup_printf("%s/.osm-gps-map", p);
1046  #else  #else
1047    gtk_window_set_default_size(GTK_WINDOW(dialog), 800, 480);  #if MAEMO_VERSION_MAJOR == 5
1048      char *path = g_strdup("/home/user/.osm-gps-map");
1049    #else
1050      char *path = g_strdup("/media/mmc2/osm-gps-map");
1051    #endif
1052  #endif  #endif
1053    
1054    GtkWidget *hbox = gtk_hbox_new(FALSE, 0);    const char *proxy = get_proxy_uri(appdata);
1055    
1056    char *path = g_strdup_printf("%s/map/", appdata->image_path);    gint source = context->appdata->map.source;
1057      if(!source) source = MAP_SOURCE;
1058    
1059    context.widget = g_object_new(OSM_TYPE_GPS_MAP,    context->widget = g_object_new(OSM_TYPE_GPS_MAP,
1060                  "repo-uri", MAP_SOURCE_OPENSTREETMAP,                   "map-source",               source,
1061                  "proxy-uri", get_proxy_uri(),                   "tile-cache",               path,
1062                  "tile-cache", path,                   "auto-center",              FALSE,
1063                     "record-trip-history",      FALSE,
1064                     "show-trip-history",        FALSE,
1065                     "double-pixel",             context->appdata->map.dpix,
1066                     proxy?"proxy-uri":NULL,     proxy,
1067                   NULL);                   NULL);
1068    
1069    g_free(path);    g_free(path);
1070    
1071  #if 0    osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget));
1072    g_signal_connect(G_OBJECT(context.widget), "button-release-event",  
1073                     G_CALLBACK(on_map_button_release_event), &context);    /* set default values if they are invalid */
1074      if(!context->appdata->map.zoom ||
1075         isnan(context->appdata->map.pos.lat) ||
1076         isnan(context->appdata->map.pos.lon)) {
1077        printf("no valid map position found\n");
1078    
1079        pos_t *refpos = get_pos(context->appdata);
1080        if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
1081          printf("use refpos\n");
1082    
1083            /* use gps position if present */
1084          context->appdata->map.pos = *refpos;
1085          context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
1086        } else {
1087          printf("use zero pos\n");
1088    
1089          /* use world map otherwise */
1090          context->appdata->map.pos.lat = 0.0;
1091          context->appdata->map.pos.lon = 0.0;
1092          context->appdata->map.zoom = 1;
1093        }
1094      }
1095    
1096      int key_maps[][2] = {
1097        { OSM_GPS_MAP_KEY_FULLSCREEN, MAP_KEY_FULLSCREEN },
1098        { OSM_GPS_MAP_KEY_ZOOMIN, MAP_KEY_ZOOMIN },
1099        { OSM_GPS_MAP_KEY_ZOOMOUT, MAP_KEY_ZOOMOUT },
1100        { OSM_GPS_MAP_KEY_UP, MAP_KEY_UP },
1101        { OSM_GPS_MAP_KEY_DOWN, MAP_KEY_DOWN },
1102        { OSM_GPS_MAP_KEY_LEFT, MAP_KEY_LEFT },
1103        { OSM_GPS_MAP_KEY_RIGHT, MAP_KEY_RIGHT },
1104        { OSM_GPS_MAP_KEY_MAX, 0 } };
1105    
1106      int i;
1107      for(i=0;key_maps[i][0] != OSM_GPS_MAP_KEY_MAX;i++)
1108        osm_gps_map_set_keyboard_shortcut(OSM_GPS_MAP(context->widget),
1109                                          key_maps[i][0], key_maps[i][1]);
1110    
1111      osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
1112                                context->appdata->map.pos.lat,
1113                                context->appdata->map.pos.lon,
1114                                context->appdata->map.zoom);
1115    
1116    #ifdef USE_MAEMO
1117      /* we don't use a stackable window here on fremantle, since */
1118      /* this leaves the main window independent from the map and */
1119      /* the user can e.g. still navigate the main menu */
1120      context->window = hildon_window_new();
1121    
1122    #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
1123      g_signal_connect(G_OBJECT(context->window), "realize",
1124                       G_CALLBACK(on_window_realize), NULL);
1125    #endif // MAEMO_VERSION
1126    #else
1127      context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
1128    #endif
1129    
1130    #ifndef USE_MAEMO
1131      gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
1132  #endif  #endif
1133    
1134    gtk_box_pack_start_defaults(GTK_BOX(hbox), context.widget);    g_signal_connect(G_OBJECT(context->widget), "focus-in-event",
1135    /* zoom button box */                     G_CALLBACK(on_focus_in), context);
1136    GtkWidget *vbox = gtk_vbox_new(FALSE,0);  
1137      g_signal_connect(G_OBJECT(context->widget), "focus-out-event",
1138    context.zoomin =                     G_CALLBACK(on_focus_out), context);
1139      map_add_button(GTK_STOCK_ZOOM_IN, G_CALLBACK(cb_map_zoomin),  
1140                     &context, _("Zoom in"));    g_signal_connect(G_OBJECT(context->widget), "button-press-event",
1141    gtk_box_pack_start(GTK_BOX(vbox), context.zoomin, FALSE, FALSE, 0);                     G_CALLBACK(on_map_button_press_event), context);
1142    
1143    context.zoomout =    g_signal_connect(G_OBJECT(context->widget), "button-release-event",
1144      map_add_button(GTK_STOCK_ZOOM_OUT, G_CALLBACK(cb_map_zoomout),                     G_CALLBACK(on_map_button_release_event), context);
1145                     &context, _("Zoom out"));  
   gtk_box_pack_start(GTK_BOX(vbox), context.zoomout, FALSE, FALSE, 0);  
   
   context.gps =  
     map_add_button(GTK_STOCK_HOME, G_CALLBACK(cb_map_gps),  
                    &context, _("Jump to GPS position"));  
   gtk_widget_set_sensitive(context.gps, FALSE);  
1146    /* install handler for timed updates of the gps button */    /* install handler for timed updates of the gps button */
1147    context.handler_id = gtk_timeout_add(1000, map_gps_update, &context);    context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
   gtk_box_pack_start(GTK_BOX(vbox), context.gps, FALSE, FALSE, 0);  
1148    
1149    gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0);  #if MAEMO_VERSION_MAJOR == 5
1150      /* prevent some of the main screen things */
1151      context->old_view = appdata->cur_view;
1152      appdata->cur_view = NULL;
1153    #endif
1154    
1155    gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), hbox);    g_signal_connect(G_OBJECT(context->window), "destroy",
1156                       G_CALLBACK(on_window_destroy), context);
1157    
1158    gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_CLOSE);    /* connect a key handler to forward global shortcuts (function keys) */
1159      /* to the ap widget */
1160      g_signal_connect(G_OBJECT(context->window), "key_press_event",
1161                       G_CALLBACK(on_map_window_key_press), context->widget);
1162    
1163    gtk_widget_show_all(dialog);    gtk_container_add(GTK_CONTAINER(context->window), context->widget);
1164      gtk_widget_show_all(GTK_WIDGET(context->window));
1165    
1166    gtk_dialog_run(GTK_DIALOG(dialog));    /* setup cache state */
1167      map_setup(context);
   gtk_widget_destroy(dialog);  
   
1168  }  }
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