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

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Revision 84 - (hide annotations)
Fri Aug 28 07:52:01 2009 UTC (14 years, 8 months ago) by harbaum
File MIME type: text/plain
File size: 17139 byte(s) 
Removed Openaerialmap, added opencyclemap
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 84 // #define MAP_SOURCE OSM_GPS_MAP_SOURCE_OPENSTREETMAP
35     #define MAP_SOURCE OSM_GPS_MAP_SOURCE_OPENCYCLEMAP
36 harbaum 48 #define GPS_DEFAULT_ZOOM 13
37    
38 harbaum 34 #define PROXY_KEY "/system/http_proxy/"
39    
40     static const char *get_proxy_uri(appdata_t *appdata) {
41     static char proxy_buffer[64] = "";
42 harbaum 33
43     /* use environment settings if preset */
44     const char *proxy = g_getenv("http_proxy");
45     if(proxy) {
46     printf("http_proxy: %s\n", proxy);
47     return proxy;
48     }
49    
50 harbaum 34 /* ------------- get proxy settings -------------------- */
51     if(gconf_client_get_bool(appdata->gconf_client,
52     PROXY_KEY "use_http_proxy", NULL)) {
53 harbaum 33
54 harbaum 34 /* we can savely ignore things like "ignore_hosts" since we */
55     /* are pretty sure not inside the net of one of our map renderers */
56     /* (unless the user works at google :-) */
57    
58     /* get basic settings */
59     char *host =
60     gconf_client_get_string(appdata->gconf_client, PROXY_KEY "host", NULL);
61     if(host) {
62     int port =
63     gconf_client_get_int(appdata->gconf_client, PROXY_KEY "port", NULL);
64 harbaum 33
65 harbaum 34 snprintf(proxy_buffer, sizeof(proxy_buffer),
66     "http://%s:%u", host, port);
67 harbaum 33
68 harbaum 34 g_free(host);
69     }
70 harbaum 35 return proxy_buffer;
71 harbaum 34 }
72    
73 harbaum 35 return NULL;
74 harbaum 33 }
75    
76 harbaum 66 static void
77 harbaum 73 cb_map_gps(osd_button_t but, map_context_t *context) {
78     if(but == OSD_GPS) {
79     pos_t *refpos = get_pos(context->appdata);
80     if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
81 harbaum 81 gint zoom;
82     g_object_get(OSM_GPS_MAP(context->widget), "zoom", &zoom, NULL);
83     if(zoom < 10)
84     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
85     refpos->lat, refpos->lon, GPS_DEFAULT_ZOOM);
86     else
87     osm_gps_map_set_center(OSM_GPS_MAP(context->widget),
88     refpos->lat, refpos->lon);
89    
90 harbaum 77 /* re-enable centering */
91     g_object_set(context->widget, "auto-center", TRUE, NULL);
92 harbaum 73 } else {
93     /* no coordinates given: display the entire world */
94     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
95     0.0, 0.0, 1);
96     }
97 harbaum 34 }
98 harbaum 33 }
99    
100 harbaum 55 static int dist2pixel(map_context_t *context, float km, float lat) {
101     return 1000.0*km/osm_gps_map_get_scale(OSM_GPS_MAP(context->widget));
102     }
103    
104 harbaum 33 static gboolean map_gps_update(gpointer data) {
105     map_context_t *context = (map_context_t*)data;
106    
107 harbaum 51 /* get reference position ... */
108 harbaum 34 pos_t *refpos = get_pos(context->appdata);
109     gboolean ok = (refpos!= NULL) && !isnan(refpos->lat) && !isnan(refpos->lon);
110 harbaum 33
111 harbaum 51 /* ... and enable "goto" button if it's valid */
112 harbaum 66 osm_gps_map_osd_enable_gps (OSM_GPS_MAP(context->widget),
113 harbaum 73 OSM_GPS_MAP_OSD_CALLBACK(ok?cb_map_gps:NULL), context);
114 harbaum 34
115 harbaum 51 if(ok) {
116 harbaum 53 float heading = NAN;
117 harbaum 54 int radius = 0;
118 harbaum 51
119 harbaum 53 if(context->appdata->use_gps) {
120     heading = gps_get_heading(context->appdata);
121    
122     /* get error */
123     float eph = gps_get_eph(context->appdata);
124 harbaum 55 if(!isnan(eph))
125     radius = dist2pixel(context, eph/1000, refpos->lat);
126 harbaum 53 }
127    
128     g_object_set(context->widget, "gps-track-highlight-radius", radius, NULL);
129     osm_gps_map_draw_gps(OSM_GPS_MAP(context->widget),
130 harbaum 51 refpos->lat, refpos->lon, heading);
131     } else
132     osm_gps_map_clear_gps(OSM_GPS_MAP(context->widget));
133    
134 harbaum 33 return TRUE;
135     }
136    
137 harbaum 35 static gboolean on_map_configure(GtkWidget *widget,
138     GdkEventConfigure *event,
139     map_context_t *context) {
140 harbaum 33
141 harbaum 48 /* set default values if they are invalid */
142     if(!context->appdata->map.zoom ||
143     isnan(context->appdata->map.pos.lat) ||
144     isnan(context->appdata->map.pos.lon)) {
145     printf("no valid map position found\n");
146    
147     pos_t *refpos = get_pos(context->appdata);
148     if(refpos && !isnan(refpos->lat) && !isnan(refpos->lon)) {
149     /* use gps position if present */
150     context->appdata->map.pos = *refpos;
151     context->appdata->map.zoom = GPS_DEFAULT_ZOOM;
152     } else {
153     /* use world map otherwise */
154     context->appdata->map.pos.lat = 0.0;
155     context->appdata->map.pos.lon = 0.0;
156     context->appdata->map.zoom = 1;
157     }
158     }
159 harbaum 35
160 harbaum 48 /* jump to initial position */
161     osm_gps_map_set_mapcenter(OSM_GPS_MAP(context->widget),
162     context->appdata->map.pos.lat,
163     context->appdata->map.pos.lon,
164     context->appdata->map.zoom);
165 harbaum 73
166 harbaum 35 return FALSE;
167     }
168    
169 harbaum 38 static void map_draw_cachelist(GtkWidget *map, cache_t *cache) {
170     while(cache) {
171     GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);
172    
173     osm_gps_map_add_image(OSM_GPS_MAP(map),
174     cache->pos.lat, cache->pos.lon, icon);
175    
176     cache = cache->next;
177     }
178     }
179    
180 harbaum 41 static void
181     map_cachelist_nearest(cache_t *cache, pos_t *pos,
182     cache_t **result, float *distance) {
183     while(cache) {
184     float dist =
185     pow(cache->pos.lat - pos->lat, 2) +
186     pow(cache->pos.lon - pos->lon, 2);
187    
188     if(!(dist > *distance)) {
189     *result = cache;
190     *distance = dist;
191     }
192    
193     cache = cache->next;
194     }
195     }
196    
197     static cache_t *map_closest(map_context_t *context, pos_t *pos) {
198     cache_t *result = NULL;
199     float distance = NAN;
200    
201     #ifdef USE_MAEMO
202     if(!context->appdata->cur_gpx) {
203     #endif
204     /* search all geocaches */
205     gpx_t *gpx = context->appdata->gpx;
206     while(gpx) {
207     map_cachelist_nearest(gpx->cache, pos, &result, &distance);
208     gpx = gpx->next;
209     }
210     #ifdef USE_MAEMO
211     } else {
212     map_cachelist_nearest(context->appdata->cur_gpx->cache,
213     pos, &result, &distance);
214     }
215     #endif
216    
217     return result;
218     }
219    
220     /* translate between osm-gps-map positions and gpxview ones */
221     pos_t coord2pos(coord_t coo) {
222     pos_t pos;
223 harbaum 61 pos.lat = rad2deg(coo.rlat);
224     pos.lon = rad2deg(coo.rlon);
225 harbaum 41 return pos;
226     }
227    
228 harbaum 47 #define CLICK_FUZZ (24)
229 harbaum 42
230 harbaum 41 static gboolean
231     on_map_button_press_event(GtkWidget *widget,
232     GdkEventButton *event, map_context_t *context) {
233     OsmGpsMap *map = OSM_GPS_MAP(context->widget);
234    
235 harbaum 44 /* got a press event without release event? eat it! */
236     if(context->press_on != NULL) {
237     printf("PRESS: already\n");
238     return TRUE;
239     }
240    
241 harbaum 41 pos_t pos =
242 harbaum 42 coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
243 harbaum 41
244 harbaum 42 cache_t *nearest = map_closest(context, &pos);
245     if(nearest) {
246     float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);
247 harbaum 44 if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ)
248 harbaum 42 context->press_on = nearest;
249     }
250 harbaum 44
251 harbaum 41 return FALSE;
252     }
253    
254 harbaum 58 static void
255     cairo_draw_pixbuf(cairo_t *cr, GdkPixbuf *buf, gint x, gint y) {
256     /* convert the pixbuf into something cairo can handle */
257    
258     // Create a new ImageSurface
259     cairo_surface_t *image_surface =
260     cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
261     gdk_pixbuf_get_width(buf),
262     gdk_pixbuf_get_height(buf));
263    
264     // Create the new Context for the ImageSurface
265     cairo_t *context = cairo_create(image_surface);
266    
267     // Draw the image on the new Context
268     gdk_cairo_set_source_pixbuf(context, buf, 0.0, 0.0);
269     cairo_paint(context);
270    
271     // now draw this onto the original context
272     cairo_set_source_surface(cr, image_surface, x, y);
273 harbaum 60
274 harbaum 58 cairo_paint(cr);
275     }
276    
277 harbaum 65 #ifndef BIG_BALLOONS
278 harbaum 60 #define LINE_SKIP 7
279 harbaum 65 #else
280     #define LINE_SKIP 12
281     #endif
282 harbaum 59
283 harbaum 58 static void
284     balloon_draw_cb(cairo_t *cr, OsmGpsMapRect_t *rect, gpointer data) {
285     cache_t *cache = (cache_t*)data;
286    
287     #if 0
288     /* draw pink background to check clipping */
289     cairo_rectangle (cr, rect->x-20, rect->y-20, rect->w+40, rect->h+40);
290     cairo_set_source_rgba (cr, 1, 0, 0, 0.3);
291     cairo_fill_preserve (cr);
292     cairo_set_line_width (cr, 0);
293     cairo_stroke (cr);
294     #endif
295    
296     /* leave a little border top and left */
297     gint x = rect->x, y = rect->y;
298    
299     /* draw the cache type icon ... */
300     GdkPixbuf *icon = icon_get(ICON_CACHE_TYPE, cache->type);
301     cairo_draw_pixbuf(cr, icon, x, y);
302    
303     /* ... and right of it the waypoint id */
304     cairo_text_extents_t extents;
305    
306 harbaum 60 if(cache->id) {
307     cairo_select_font_face (cr, "Sans",
308     CAIRO_FONT_SLANT_NORMAL,
309     CAIRO_FONT_WEIGHT_BOLD);
310 harbaum 58
311 harbaum 65 #ifndef BIG_BALLOONS
312 harbaum 60 cairo_set_font_size (cr, 20.0);
313 harbaum 65 #else
314     cairo_set_font_size (cr, 36.0);
315     #endif
316    
317 harbaum 60 cairo_text_extents (cr, cache->id, &extents);
318 harbaum 58
319 harbaum 60 /* display id right of icon vertically centered */
320     x += gdk_pixbuf_get_width(icon) + 5;
321     y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
322     cairo_move_to (cr, x, y);
323     cairo_set_source_rgba (cr, 0, 0, 0, 1);
324     cairo_show_text (cr, cache->id);
325     cairo_stroke (cr);
326 harbaum 59
327 harbaum 60 y += (gdk_pixbuf_get_height(icon) - extents.height)/2 + LINE_SKIP;
328     } else
329     y += gdk_pixbuf_get_height(icon);
330    
331 harbaum 59 /* return to the left border and below icon/text */
332     x = rect->x;
333    
334 harbaum 60 /* everything from here uses the same font */
335     cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL,
336 harbaum 59 CAIRO_FONT_WEIGHT_NORMAL);
337 harbaum 65 #ifndef BIG_BALLOONS
338 harbaum 59 cairo_set_font_size (cr, 14.0);
339 harbaum 65 #else
340 harbaum 66 cairo_set_font_size (cr, 22.0);
341 harbaum 65 #endif
342 harbaum 59
343 harbaum 60 if(cache->name) {
344     /* draw cache name */
345     cairo_text_extents (cr, cache->name, &extents);
346     y += extents.height;
347     cairo_move_to (cr, x, y);
348     cairo_set_source_rgba (cr, 0, 0, 0, 1);
349     cairo_show_text (cr, cache->name);
350     cairo_stroke (cr);
351 harbaum 58
352 harbaum 60 /* return to the left border and below text */
353     y += LINE_SKIP;
354     x = rect->x;
355     }
356    
357     if(cache->terrain) {
358     /* draw cache rating */
359     const char *terrain = "Terrain:";
360     icon = icon_get(ICON_STARS, (int)(cache->terrain*2-2));
361     cairo_text_extents (cr, _(terrain), &extents);
362     y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
363    
364     /* draw "Terrain:" string */
365     cairo_move_to (cr, x, y);
366     cairo_set_source_rgba (cr, 0, 0, 0, 1);
367     cairo_show_text (cr, _(terrain));
368     cairo_stroke (cr);
369     x += extents.width + 2;
370    
371     /* draw terrain stars */
372     cairo_draw_pixbuf(cr, icon, x, y -
373     (gdk_pixbuf_get_height(icon) + extents.height)/2);
374    
375     x += gdk_pixbuf_get_width(icon) + LINE_SKIP;
376     y -= (gdk_pixbuf_get_height(icon) + extents.height)/2;
377     }
378    
379     if(cache->difficulty) {
380     const char *difficulty = "Difficulty:";
381     cairo_text_extents (cr, _(difficulty), &extents);
382     y += (gdk_pixbuf_get_height(icon) + extents.height)/2;
383    
384     /* draw "Difficulty:" string */
385     cairo_move_to (cr, x, y);
386     cairo_set_source_rgba (cr, 0, 0, 0, 1);
387     cairo_show_text (cr, _(difficulty));
388     cairo_stroke (cr);
389     x += extents.width + 2;
390    
391     icon = icon_get(ICON_STARS, (int)(cache->difficulty*2-2));
392     cairo_draw_pixbuf(cr, icon, x, y -
393     (gdk_pixbuf_get_height(icon) + extents.height)/2);
394     }
395 harbaum 58 }
396    
397 harbaum 41 static gboolean
398     on_map_button_release_event(GtkWidget *widget,
399     GdkEventButton *event, map_context_t *context) {
400 harbaum 48 OsmGpsMap *map = OSM_GPS_MAP(context->widget);
401    
402 harbaum 42 if(context->press_on) {
403 harbaum 57 coord_t coo;
404     coo = osm_gps_map_get_co_ordinates(map, event->x, event->y);
405    
406 harbaum 42 pos_t pos =
407     coord2pos(osm_gps_map_get_co_ordinates(map, event->x, event->y));
408 harbaum 41
409 harbaum 42 cache_t *nearest = map_closest(context, &pos);
410     if(nearest && nearest == context->press_on) {
411     float dist = gpx_pos_get_distance(pos, nearest->pos, FALSE);
412 harbaum 57 if(dist2pixel(context, dist, nearest->pos.lat) < CLICK_FUZZ) {
413    
414 harbaum 58 osm_gps_map_draw_balloon(map, nearest->pos.lat, nearest->pos.lon,
415     balloon_draw_cb, nearest);
416 harbaum 57 }
417 harbaum 42 }
418 harbaum 44 context->press_on = NULL;
419 harbaum 48 } else {
420     /* save new map position */
421     gfloat lat, lon;
422     g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
423     context->appdata->map.pos.lat = lat;
424     context->appdata->map.pos.lon = lon;
425 harbaum 41 }
426    
427     return FALSE;
428     }
429    
430 harbaum 56 static void on_window_destroy(GtkWidget *widget, map_context_t *context) {
431     appdata_t *appdata = context->appdata;
432    
433     printf("destroy map window\n");
434    
435 harbaum 48 /* save map parameters */
436     OsmGpsMap *map = OSM_GPS_MAP(context->widget);
437     gint zoom;
438     g_object_get(map, "zoom", &zoom, NULL);
439     context->appdata->map.zoom = zoom;
440 harbaum 44
441 harbaum 48 gfloat lat, lon;
442     g_object_get(map, "latitude", &lat, "longitude", &lon, NULL);
443     context->appdata->map.pos.lat = lat;
444     context->appdata->map.pos.lon = lon;
445    
446 harbaum 40 #if MAEMO_VERSION_MAJOR == 5
447     /* restore cur_view */
448     context->appdata->cur_view = context->old_view;
449 harbaum 56 #endif
450 harbaum 40
451     gtk_timeout_remove(context->handler_id);
452 harbaum 56
453 harbaum 40 g_free(context);
454 harbaum 56 appdata->map.context = NULL;
455 harbaum 40 }
456    
457 harbaum 77 #if (MAEMO_VERSION_MAJOR == 5) && !defined(__i386__)
458     /* get access to zoom buttons */
459     static void
460     on_window_realize(GtkWidget *widget, gpointer data) {
461     if (widget->window) {
462     unsigned char value = 1;
463     Atom hildon_zoom_key_atom =
464     gdk_x11_get_xatom_by_name("_HILDON_ZOOM_KEY_ATOM"),
465     integer_atom = gdk_x11_get_xatom_by_name("INTEGER");
466     Display *dpy =
467     GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(widget->window));
468     Window w = GDK_WINDOW_XID(widget->window);
469    
470     XChangeProperty(dpy, w, hildon_zoom_key_atom,
471     integer_atom, 8, PropModeReplace, &value, 1);
472     }
473     }
474     #endif
475    
476 harbaum 33 void map(appdata_t *appdata) {
477 harbaum 56 map_context_t *context = NULL;
478    
479     /* if the map window already exists, just raise it */
480     if(appdata->map.context) {
481     gtk_window_present(GTK_WINDOW(appdata->map.context->window));
482     return;
483     }
484    
485     context = appdata->map.context = g_new0(map_context_t, 1);
486 harbaum 40 context->appdata = appdata;
487 harbaum 33
488 harbaum 77 /* cleanup old (pre 0.8.7) path if it exists */
489     char *old_path = g_strdup_printf("%s/map/", appdata->image_path);
490     if(g_file_test(old_path, G_FILE_TEST_IS_DIR)) {
491     printf("old file path %s exists\n", old_path);
492     rmdir_recursive(old_path);
493     }
494    
495     /* It is recommanded that all applications share these same */
496     /* map path, so data is only cached once. The path should be: */
497     /* ~/.osm-gps-map on standard PC (users home) */
498     /* /home/user/.osm-gps-map on Maemo5 (ext3 on internal card) */
499     /* /media/mmc2/osm-gps-map on Maemo4 (vfat on internal card) */
500     #if !defined(USE_MAEMO)
501     char *p = getenv("HOME");
502     if(!p) p = "/tmp";
503     char *path = g_strdup_printf("%s/.osm-gps-map", p);
504     #else
505     #if MAEMO_VERSION_MAJOR == 5
506     char *path = g_strdup("/home/user/.osm-gps-map");
507     #else
508     char *path = g_strdup("/media/mmc2/osm-gps-map");
509     #endif
510     #endif
511    
512 harbaum 41 const char *proxy = get_proxy_uri(appdata);
513    
514     context->widget = g_object_new(OSM_TYPE_GPS_MAP,
515 harbaum 55 "map-source", MAP_SOURCE,
516     "tile-cache", path,
517     "auto-center", FALSE,
518     "record-trip-history", FALSE,
519     "show-trip-history", FALSE,
520     proxy?"proxy-uri":NULL, proxy,
521 harbaum 41 NULL);
522    
523     g_free(path);
524    
525 harbaum 73 osm_gps_map_osd_classic_init(OSM_GPS_MAP(context->widget));
526    
527 harbaum 41 char *name = NULL;
528     #ifdef USE_MAEMO
529     if(!appdata->cur_gpx) {
530     #endif
531     /* draw all geocaches */
532     gpx_t *gpx = appdata->gpx;
533     while(gpx) {
534     map_draw_cachelist(context->widget, gpx->cache);
535     gpx = gpx->next;
536     }
537     name = g_strdup(_("all geocaches"));
538     #ifdef USE_MAEMO
539     } else {
540     map_draw_cachelist(context->widget, appdata->cur_gpx->cache);
541 harbaum 44 name = g_strdup(appdata->cur_gpx->name);
542 harbaum 41 }
543     #endif
544    
545     char *title = g_strdup_printf(_("Map - %s"), name);
546     g_free(name);
547    
548 harbaum 56 #ifdef USE_MAEMO
549     #ifdef USE_STACKABLE_WINDOW
550     context->window = hildon_stackable_window_new();
551 harbaum 77 /* try to enable the zoom buttons. don't do this on x86 as it breaks */
552     /* at runtime with cygwin x */
553     #ifndef __i386__
554     g_signal_connect(G_OBJECT(context->window), "realize",
555     G_CALLBACK(on_window_realize), NULL);
556     #endif // MAEMO_VERSION
557 harbaum 40 #else
558 harbaum 56 context->window = hildon_window_new();
559     #endif
560     #else
561     context->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
562     #endif
563 harbaum 33
564 harbaum 56 gtk_window_set_title(GTK_WINDOW(context->window), title);
565    
566 harbaum 33 #ifndef USE_MAEMO
567 harbaum 56 gtk_window_set_default_size(GTK_WINDOW(context->window), 640, 480);
568 harbaum 33 #endif
569    
570 harbaum 41 g_free(title);
571 harbaum 33
572 harbaum 41 g_signal_connect(G_OBJECT(context->widget), "configure-event",
573     G_CALLBACK(on_map_configure), context);
574 harbaum 33
575 harbaum 41 g_signal_connect(G_OBJECT(context->widget), "button-press-event",
576     G_CALLBACK(on_map_button_press_event), context);
577 harbaum 33
578 harbaum 40 g_signal_connect(G_OBJECT(context->widget), "button-release-event",
579     G_CALLBACK(on_map_button_release_event), context);
580 harbaum 33
581     /* install handler for timed updates of the gps button */
582 harbaum 40 context->handler_id = gtk_timeout_add(1000, map_gps_update, context);
583 harbaum 33
584 harbaum 40 #if MAEMO_VERSION_MAJOR == 5
585     /* prevent some of the main screen things */
586     context->old_view = appdata->cur_view;
587     appdata->cur_view = NULL;
588 harbaum 56 #endif
589 harbaum 40
590 harbaum 56 g_signal_connect(G_OBJECT(context->window), "destroy",
591 harbaum 40 G_CALLBACK(on_window_destroy), context);
592    
593 harbaum 63 gtk_container_add(GTK_CONTAINER(context->window), context->widget);
594 harbaum 56 gtk_widget_show_all(GTK_WIDGET(context->window));
595 harbaum 33 }