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

Parent Directory Parent Directory | Revision Log Revision Log

Revision 81 - (hide annotations)
Tue Aug 25 13:21:45 2009 UTC (14 years, 8 months ago) by harbaum
File MIME type: text/plain
File size: 17084 byte(s) 
Limit gps auto zoom
1 harbaum 33 /*
2 harbaum 55 * Copyright (C) 2008-2009 Till Harbaum <till@harbaum.org>.
3 harbaum 33 *
4     * This file is part of GPXView.
5     *
6     * GPXView is free software: you can redistribute it and/or modify
7     * it under the terms of the GNU General Public License as published by
8     * the Free Software Foundation, either version 3 of the License, or
9     * (at your option) any later version.
10     *
11     * GPXView is distributed in the hope that it will be useful,
12     * but WITHOUT ANY WARRANTY; without even the implied warranty of
13     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14     * GNU General Public License for more details.
15     *
16     * You should have received a copy of the GNU General Public License
17     * along with GPXView. If not, see <http://www.gnu.org/licenses/>.
18     */
19    
20     #include "gpxview.h"
21 harbaum 61 #include "converter.h"
22 harbaum 34 #include <math.h> // for isnan
23 harbaum 33
24     #ifdef ENABLE_OSM_GPS_MAP
25     #include "osm-gps-map.h"
26 harbaum 73 #include "osm-gps-map-osd-classic.h"
27 harbaum 33 #endif
28    
29 harbaum 77 #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5)
30     #include <gdk/gdkx.h>
31     #include <X11/Xatom.h>
32     #endif
33    
34 harbaum 55 #define MAP_SOURCE OSM_GPS_MAP_SOURCE_OPENSTREETMAP
35 harbaum 48 #define GPS_DEFAULT_ZOOM 13
36    
37 harbaum 34 #define PROXY_KEY "/system/http_proxy/"
38    
39     static const char *get_proxy_uri(appdata_t *appdata) {
40     static char proxy_buffer[64] = "";
41 harbaum 33
42     /* use environment settings if preset */
43     const char *proxy = g_getenv("http_proxy");
44     if(proxy) {
45     printf("http_proxy: %s\n", proxy);
46     return proxy;
47     }
48    
49 harbaum 34 /* ------------- get proxy settings -------------------- */
50     if(gconf_client_get_bool(appdata->gconf_client,
51     PROXY_KEY "use_http_proxy", NULL)) {
52 harbaum 33
53 harbaum 34 /* we can savely ignore things like "ignore_hosts" since we */
54     /* are pretty sure not inside the net of one of our map renderers */
55     /* (unless the user works at google :-) */
56    
57     /* get basic settings */
58     char *host =
59     gconf_client_get_string(appdata->gconf_client, PROXY_KEY "host", NULL);
60     if(host) {
61     int port =
62     gconf_client_get_int(appdata->gconf_client, PROXY_KEY "port", NULL);
63 harbaum 33
64 harbaum 34 snprintf(proxy_buffer, sizeof(proxy_buffer),
65     "http://%s:%u", host, port);
66 harbaum 33
67 harbaum 34 g_free(host);
68     }
69 harbaum 35 return proxy_buffer;
70 harbaum 34 }
71    
72 harbaum 35 return NULL;
73 harbaum 33 }
74    
75 harbaum 66 static void
76 harbaum 73 cb_map_gps(osd_button_t but, map_context_t *context) {
77     if(but == OSD_GPS) {
78     pos_t *refpos = get_pos(context->appdata);
79     if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
80 harbaum 81 gint zoom;
81     g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
82     if(zoom < 10)
83     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
84     refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
85     else
86     osm_gps_map_set_center(OSM_GPS_MAP(context->widget),
87     refpos->lat, refpos->lon);
88    
89 harbaum 77 /* re-enable centering */
90     g_object_set(context->widget, "auto-center", TRUE, NULL);
91 harbaum 73 } else {
92     /* no coordinates given: display the entire world */
93     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
94     0.0, 0.0, 1);
95     }
96 harbaum 34 }
97 harbaum 33 }
98    
99 harbaum 55 static int dist2pixel(map_context_t *context, float km, float lat) {
100     return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget));
101     }
102    
103 harbaum 33 static gboolean map_gps_update(gpointer data) {
104     map_context_t *context = (map_context_t*)data;
105    
106 harbaum 51 /* get reference position ... */
107 harbaum 34 pos_t *refpos = get_pos(context->appdata);
108     gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
109 harbaum 33
110 harbaum 51 /* ... and enable "goto" button if it's valid */
111 harbaum 66 osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
112 harbaum 73 OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
113 harbaum 34
114 harbaum 51 if(ok) {
115 harbaum 53 float heading = NAN;
116 harbaum 54 int radius = 0;
117 harbaum 51
118 harbaum 53 if(context->appdata->use_gps) {
119     heading = gps_get_heading(context->appdata);
120    
121     /* get error */
122     float eph = gps_get_eph(context->appdata);
123 harbaum 55 if(!isnan(eph))
124     radius = dist2pixel(context, eph/1000, refpos->lat);
125 harbaum 53 }
126    
127     g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
128     osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
129 harbaum 51 refpos->lat, refpos->lon, heading);
130     } else
131     osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget));
132    
133 harbaum 33 return TRUE;
134     }
135    
136 harbaum 35 static gboolean on_map_configure(GtkWidget *widget,
137     GdkEventConfigure *event,
138     map_context_t *context) {
139 harbaum 33
140 harbaum 48 /* set default values if they are invalid */
141     if(!context->appdata->map.zoom ||
142     isnan(context->appdata->map.pos.lat) ||
143     isnan(context->appdata->map.pos.lon)) {
144     printf("no valid map position found\n");
145    
146     pos_t *refpos = get_pos(context->appdata);
147     if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
148     /* use gps position if present */
149     context->appdata->map.pos = *refpos;
150     context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
151     } else {
152     /* use world map otherwise */
153     context->appdata->map.pos.lat = 0.0;
154     context->appdata->map.pos.lon = 0.0;
155     context->appdata->map.zoom = 1;
156     }
157     }
158 harbaum 35
159 harbaum 48 /* jump to initial position */
160     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
161     context->appdata->map.pos.lat,
162     context->appdata->map.pos.lon,
163     context->appdata->map.zoom);
164 harbaum 73
165 harbaum 35 return FALSE;
166     }
167    
168 harbaum 38 static void map_draw_cachelist(GtkWidget *map, cache_t *cache) {
169     while(cache) {
170     GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);
171    
172     osm_gps_map_add_image(OSM_GPS_MAP(map),
173     cache->pos.lat, cache->pos.lon, icon);
174    
175     cache = cache->next;
176     }
177     }
178    
179 harbaum 41 static void
180     map_cachelist_nearest(cache_t *cache, pos_t *pos,
181     cache_t **result, float *distance) {
182     while(cache) {
183     float dist =
184     pow(cache->pos.lat - pos->lat, 2) +
185     pow(cache->pos.lon - pos->lon, 2);
186    
187     if(!(dist > *distance)) {
188     *result = cache;
189     *distance = dist;
190     }
191    
192     cache = cache->next;
193     }
194     }
195    
196     static cache_t *map_closest(map_context_t *context, pos_t *pos) {
197     cache_t *result = NULL;
198     float distance = NAN;
199    
200     #ifdef USE_MAEMO
201     if(!context->appdata->cur_gpx) {
202     #endif
203     /* search all geocaches */
204     gpx_t *gpx = context->appdata->gpx;
205     while(gpx) {
206     map_cachelist_nearest(gpx->cache, pos, &result, &distance);
207     gpx = gpx->next;
208     }
209     #ifdef USE_MAEMO
210     } else {
211     map_cachelist_nearest(context->appdata->cur_gpx->cache,
212     pos, &result, &distance);
213     }
214     #endif
215    
216     return result;
217     }
218    
219     /* translate between osm-gps-map positions and gpxview ones */
220     pos_t coord2pos(coord_t coo) {
221     pos_t pos;
222 harbaum 61 pos.lat = rad2deg(coo.rlat);
223     pos.lon = rad2deg(coo.rlon);
224 harbaum 41 return pos;
225     }
226    
227 harbaum 47 #define CLICK_FUZZ (24)
228 harbaum 42
229 harbaum 41 static gboolean
230     on_map_button_press_event(GtkWidget *widget,
231     GdkEventButton *event, map_context_t *context) {
232     OsmGpsMap *map = OSM_GPS_MAP(context->widget);
233    
234 harbaum 44 /* got a press event without release event? eat it! */
235     if(context->press_on != NULL) {
236     printf("PRESS: already\n");
237     return TRUE;
238     }
239    
240 harbaum 41 pos_t pos =
241 harbaum 42 coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
242 harbaum 41
243 harbaum 42 cache_t *nearest = map_closest(context, &pos);
244     if(nearest) {
245     float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);
246 harbaum 44 if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)
247 harbaum 42 context->press_on = nearest;
248     }
249 harbaum 44
250 harbaum 41 return FALSE;
251     }
252    
253 harbaum 58 static void
254     cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf *buf, gint x, gint y) {
255     /* convert the pixbuf into something cairo can handle */
256    
257     // Create a new ImageSurface
258     cairo_surface_t *image_surface =
259     cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
260     gdk_pixbuf_get_width(buf),
261     gdk_pixbuf_get_height(buf));
262    
263     // Create the new Context for the ImageSurface
264     cairo_t *context = cairo_create(image_surface);
265    
266     // Draw the image on the new Context
267     gdk_cairo_set_source_pixbuf(context, buf, 0.0, 0.0);
268     cairo_paint(context);
269    
270     // now draw this onto the original context
271     cairo_set_source_surface(cr, image_surface, x, y);
272 harbaum 60
273 harbaum 58 cairo_paint(cr);
274     }
275    
276 harbaum 65 #ifndef BIG_BALLOONS
277 harbaum 60 #define LINE_SKIP 7
278 harbaum 65 #else
279     #define LINE_SKIP 12
280     #endif
281 harbaum 59
282 harbaum 58 static void
283     balloon_draw_cb(cairo_t *cr, OsmGpsMapRect_t *rect, gpointer data) {
284     cache_t *cache = (cache_t*)data;
285    
286     #if 0
287     /* draw pink background to check clipping */
288     cairo_rectangle (cr, rect->x-20, rect->y-20, rect->w+40, rect->h+40);
289     cairo_set_source_rgba (cr, 1, 0, 0, 0.3);
290     cairo_fill_preserve (cr);
291     cairo_set_line_width (cr, 0);
292     cairo_stroke (cr);
293     #endif
294    
295     /* leave a little border top and left */
296     gint x = rect->x, y = rect->y;
297    
298     /* draw the cache type icon ... */
299     GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);
300     cairo_draw_pixbuf(cr, icon, x, y);
301    
302     /* ... and right of it the waypoint id */
303     cairo_text_extents_t extents;
304    
305 harbaum 60 if(cache->id) {
306     cairo_select_font_face (cr, "Sans",
307     CAIRO_FONT_SLANT_NORMAL,
308     CAIRO_FONT_WEIGHT_BOLD);
309 harbaum 58
310 harbaum 65 #ifndef BIG_BALLOONS
311 harbaum 60 cairo_set_font_size (cr, 20.0);
312 harbaum 65 #else
313     cairo_set_font_size (cr, 36.0);
314     #endif
315    
316 harbaum 60 cairo_text_extents (cr, cache->id, &extents);
317 harbaum 58
318 harbaum 60 /* display id right of icon vertically centered */
319     x += gdk_pixbuf_get_width(icon) + 5;
320     y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
321     cairo_move_to (cr, x, y);
322     cairo_set_source_rgba (cr, 0, 0, 0, 1);
323     cairo_show_text (cr, cache->id);
324     cairo_stroke (cr);
325 harbaum 59
326 harbaum 60 y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
327     } else
328     y += gdk_pixbuf_get_height(icon);
329    
330 harbaum 59 /* return to the left border and below icon/text */
331     x = rect->x;
332    
333 harbaum 60 /* everything from here uses the same font */
334     cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL,
335 harbaum 59 CAIRO_FONT_WEIGHT_NORMAL);
336 harbaum 65 #ifndef BIG_BALLOONS
337 harbaum 59 cairo_set_font_size (cr, 14.0);
338 harbaum 65 #else
339 harbaum 66 cairo_set_font_size (cr, 22.0);
340 harbaum 65 #endif
341 harbaum 59
342 harbaum 60 if(cache->name) {
343     /* draw cache name */
344     cairo_text_extents (cr, cache->name, &extents);
345     y += extents.height;
346     cairo_move_to (cr, x, y);
347     cairo_set_source_rgba (cr, 0, 0, 0, 1);
348     cairo_show_text (cr, cache->name);
349     cairo_stroke (cr);
350 harbaum 58
351 harbaum 60 /* return to the left border and below text */
352     y += LINE_SKIP;
353     x = rect->x;
354     }
355    
356     if(cache->terrain) {
357     /* draw cache rating */
358     const char *terrain = "Terrain:";
359     icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
360     cairo_text_extents (cr, _(terrain), &extents);
361     y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
362    
363     /* draw "Terrain:" string */
364     cairo_move_to (cr, x, y);
365     cairo_set_source_rgba (cr, 0, 0, 0, 1);
366     cairo_show_text (cr, _(terrain));
367     cairo_stroke (cr);
368     x += extents.width + 2;
369    
370     /* draw terrain stars */
371     cairo_draw_pixbuf(cr, icon, x, y -
372     (gdk_pixbuf_get_height(icon) + extents.height)/2);
373    
374     x += gdk_pixbuf_get_width(icon) + LINE_SKIP;
375     y -= (gdk_pixbuf_get_height(icon) + extents.height)/2;
376     }
377    
378     if(cache->difficulty) {
379     const char *difficulty = "Difficulty:";
380     cairo_text_extents (cr, _(difficulty), &extents);
381     y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
382    
383     /* draw "Difficulty:" string */
384     cairo_move_to (cr, x, y);
385     cairo_set_source_rgba (cr, 0, 0, 0, 1);
386     cairo_show_text (cr, _(difficulty));
387     cairo_stroke (cr);
388     x += extents.width + 2;
389    
390     icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
391     cairo_draw_pixbuf(cr, icon, x, y -
392     (gdk_pixbuf_get_height(icon) + extents.height)/2);
393     }
394 harbaum 58 }
395    
396 harbaum 41 static gboolean
397     on_map_button_release_event(GtkWidget *widget,
398     GdkEventButton *event, map_context_t *context) {
399 harbaum 48 OsmGpsMap *map = OSM_GPS_MAP(context->widget);
400    
401 harbaum 42 if(context->press_on) {
402 harbaum 57 coord_t coo;
403     coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
404    
405 harbaum 42 pos_t pos =
406     coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
407 harbaum 41
408 harbaum 42 cache_t *nearest = map_closest(context, &pos);
409     if(nearest && nearest == context->press_on) {
410     float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);
411 harbaum 57 if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ) {
412    
413 harbaum 58 osm_gps_map_draw_balloon(map, nearest->pos.lat, nearest->pos.lon,
414     balloon_draw_cb, nearest);
415 harbaum 57 }
416 harbaum 42 }
417 harbaum 44 context->press_on = NULL;
418 harbaum 48 } else {
419     /* save new map position */
420     gfloat lat, lon;
421     g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
422     context->appdata->map.pos.lat = lat;
423     context->appdata->map.pos.lon = lon;
424 harbaum 41 }
425    
426     return FALSE;
427     }
428    
429 harbaum 56 static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
430     appdata_t *appdata = context->appdata;
431    
432     printf("destroy map window\n");
433    
434 harbaum 48 /* save map parameters */
435     OsmGpsMap *map = OSM_GPS_MAP(context->widget);
436     gint zoom;
437     g_object_get(map, "zoom", &zoom, NULL);
438     context->appdata->map.zoom = zoom;
439 harbaum 44
440 harbaum 48 gfloat lat, lon;
441     g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
442     context->appdata->map.pos.lat = lat;
443     context->appdata->map.pos.lon = lon;
444    
445 harbaum 40 #if MAEMO_VERSION_MAJOR == 5
446     /* restore cur_view */
447     context->appdata->cur_view = context->old_view;
448 harbaum 56 #endif
449 harbaum 40
450     gtk_timeout_remove(context->handler_id);
451 harbaum 56
452 harbaum 40 g_free(context);
453 harbaum 56 appdata->map.context = NULL;
454 harbaum 40 }
455    
456 harbaum 77 #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
457     /* get access to zoom buttons */
458     static void
459     on_window_realize(GtkWidget *widget, gpointer data) {
460     if (widget->window) {
461     unsigned char value = 1;
462     Atom hildon_zoom_key_atom =
463     gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
464     integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
465     Display *dpy =
466     GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
467     Window w = GDK_WINDOW_XID(widget->window);
468    
469     XChangeProperty(dpy, w, hildon_zoom_key_atom,
470     integer_atom, 8, PropModeReplace, &value, 1);
471     }
472     }
473     #endif
474    
475 harbaum 33 void map(appdata_t *appdata) {
476 harbaum 56 map_context_t *context = NULL;
477    
478     /* if the map window already exists, just raise it */
479     if(appdata->map.context) {
480     gtk_window_present(GTK_WINDOW(appdata->map.context->window));
481     return;
482     }
483    
484     context = appdata->map.context = g_new0(map_context_t, 1);
485 harbaum 40 context->appdata = appdata;
486 harbaum 33
487 harbaum 77 /* cleanup old (pre 0.8.7) path if it exists */
488     char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
489     if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
490     printf("old file path %s exists\n", old_path);
491     rmdir_recursive(old_path);
492     }
493    
494     /* It is recommanded that all applications share these same */
495     /* map path, so data is only cached once. The path should be: */
496     /* ~/.osm-gps-map on standard PC (users home) */
497     /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
498     /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
499     #if !defined(USE_MAEMO)
500     char *p = getenv("HOME");
501     if(!p) p = "/tmp";
502     char *path = g_strdup_printf("%s/.osm-gps-map", p);
503     #else
504     #if MAEMO_VERSION_MAJOR == 5
505     char *path = g_strdup("/home/user/.osm-gps-map");
506     #else
507     char *path = g_strdup("/media/mmc2/osm-gps-map");
508     #endif
509     #endif
510    
511 harbaum 41 const char *proxy = get_proxy_uri(appdata);
512    
513     context->widget = g_object_new(OSM_TYPE_GPS_MAP,
514 harbaum 55 "map-source", MAP_SOURCE,
515     "tile-cache", path,
516     "auto-center", FALSE,
517     "record-trip-history", FALSE,
518     "show-trip-history", FALSE,
519     proxy?"proxy-uri":NULL, proxy,
520 harbaum 41 NULL);
521    
522     g_free(path);
523    
524 harbaum 73 osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget));
525    
526 harbaum 41 char *name = NULL;
527     #ifdef USE_MAEMO
528     if(!appdata->cur_gpx) {
529     #endif
530     /* draw all geocaches */
531     gpx_t *gpx = appdata->gpx;
532     while(gpx) {
533     map_draw_cachelist(context->widget, gpx->cache);
534     gpx = gpx->next;
535     }
536     name = g_strdup(_("all geocaches"));
537     #ifdef USE_MAEMO
538     } else {
539     map_draw_cachelist(context->widget, appdata->cur_gpx->cache);
540 harbaum 44 name = g_strdup(appdata->cur_gpx->name);
541 harbaum 41 }
542     #endif
543    
544     char *title = g_strdup_printf(_("Map - %s"), name);
545     g_free(name);
546    
547 harbaum 56 #ifdef USE_MAEMO
548     #ifdef USE_STACKABLE_WINDOW
549     context->window = hildon_stackable_window_new();
550 harbaum 77 /* try to enable the zoom buttons. don't do this on x86 as it breaks */
551     /* at runtime with cygwin x */
552     #ifndef __i386__
553     g_signal_connect(G_OBJECT(context->window), "realize",
554     G_CALLBACK(on_window_realize), NULL);
555     #endif // MAEMO_VERSION
556 harbaum 40 #else
557 harbaum 56 context->window = hildon_window_new();
558     #endif
559     #else
560     context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
561     #endif
562 harbaum 33
563 harbaum 56 gtk_window_set_title(GTK_WINDOW(context->window), title);
564    
565 harbaum 33 #ifndef USE_MAEMO
566 harbaum 56 gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
567 harbaum 33 #endif
568    
569 harbaum 41 g_free(title);
570 harbaum 33
571 harbaum 41 g_signal_connect(G_OBJECT(context->widget), "configure-event",
572     G_CALLBACK(on_map_configure), context);
573 harbaum 33
574 harbaum 41 g_signal_connect(G_OBJECT(context->widget), "button-press-event",
575     G_CALLBACK(on_map_button_press_event), context);
576 harbaum 33
577 harbaum 40 g_signal_connect(G_OBJECT(context->widget), "button-release-event",
578     G_CALLBACK(on_map_button_release_event), context);
579 harbaum 33
580     /* install handler for timed updates of the gps button */
581 harbaum 40 context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
582 harbaum 33
583 harbaum 40 #if MAEMO_VERSION_MAJOR == 5
584     /* prevent some of the main screen things */
585     context->old_view = appdata->cur_view;
586     appdata->cur_view = NULL;
587 harbaum 56 #endif
588 harbaum 40
589 harbaum 56 g_signal_connect(G_OBJECT(context->window), "destroy",
590 harbaum 40 G_CALLBACK(on_window_destroy), context);
591    
592 harbaum 63 gtk_container_add(GTK_CONTAINER(context->window), context->widget);
593 harbaum 56 gtk_widget_show_all(GTK_WIDGET(context->window));
594 harbaum 33 }