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Fremantle coordinate picker
1 | /* |
2 | * Copyright (C) 2008 Till Harbaum <till@harbaum.org>. |
3 | * |
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 <math.h> |
21 | #include <string.h> |
22 | #include <ctype.h> |
23 | |
24 | #include <glib.h> |
25 | #include <glib/gstdio.h> |
26 | |
27 | #include "gpxview.h" |
28 | |
29 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR >= 5) |
30 | #include <hildon/hildon-entry.h> |
31 | #include <hildon/hildon-touch-selector.h> |
32 | #include <hildon/hildon-picker-button.h> |
33 | #include <hildon/hildon-picker-dialog.h> |
34 | #endif |
35 | |
36 | float roundf(float x); |
37 | |
38 | /* TODO: make coordinate picker support "changed" signal */ |
39 | |
40 | #ifdef FREMANTLE |
41 | #define PRESET_PICKER_DIALOG |
42 | #define COORDINATE_PICKER |
43 | #endif |
44 | |
45 | char strlastchr(char *str) { |
46 | return str[strlen(str)]-1; |
47 | } |
48 | |
49 | /* make sure the entire path "dir" exists and create it if not */ |
50 | int checkdir(char *dir) { |
51 | struct stat filestat; |
52 | char *p = dir, tmp; |
53 | |
54 | /* don't try to create root dir */ |
55 | if(p[0] == '/') p++; |
56 | |
57 | do { |
58 | while(*p && *p != '/') p++; |
59 | tmp = *p; |
60 | *p = 0; |
61 | |
62 | int err = stat(dir, &filestat); |
63 | if(err) { |
64 | if(mkdir(dir, S_IRWXU) != 0) { |
65 | perror("mkdir()"); |
66 | *p++ = tmp; |
67 | return -1; |
68 | } |
69 | } else { |
70 | if(!filestat.st_mode & S_IFDIR) { |
71 | printf("File %s exists and is _no_ directory\n", dir); |
72 | *p++ = tmp; |
73 | return -1; |
74 | } |
75 | } |
76 | |
77 | *p++ = tmp; |
78 | } while(tmp && strchr(p, '/')); |
79 | |
80 | return 0; |
81 | } |
82 | |
83 | void pos_lat_str(char *str, int len, float latitude) { |
84 | char *c = _("N"); |
85 | float integral, fractional; |
86 | |
87 | if(isnan(latitude)) |
88 | str[0] = 0; |
89 | else { |
90 | if(latitude < 0) { latitude = fabs(latitude); c = _("S"); } |
91 | fractional = modff(latitude, &integral); |
92 | |
93 | snprintf(str, len, "%s %02d° %06.3f'", c, (int)integral, fractional*60.0); |
94 | } |
95 | } |
96 | |
97 | GtkWidget *pos_lat(float latitude, int size, int strikethrough) { |
98 | char str[32]; |
99 | |
100 | pos_lat_str(str, sizeof(str), latitude); |
101 | return gtk_label_attrib(str, size, strikethrough); |
102 | } |
103 | |
104 | void pos_lon_str(char *str, int len, float longitude) { |
105 | char *c = _("E"); |
106 | float integral, fractional; |
107 | |
108 | if(isnan(longitude)) |
109 | str[0] = 0; |
110 | else { |
111 | if(longitude < 0) { longitude = fabs(longitude); c = _("W"); } |
112 | fractional = modff(longitude, &integral); |
113 | |
114 | snprintf(str, len, "%s %03d° %06.3f'", c, (int)integral, fractional*60.0); |
115 | } |
116 | } |
117 | |
118 | GtkWidget *pos_lon(float longitude, int size, int strikethrough) { |
119 | char str[32]; |
120 | |
121 | pos_lon_str(str, sizeof(str), longitude); |
122 | return gtk_label_attrib(str, size, strikethrough); |
123 | } |
124 | |
125 | float pos_parse_lat(char *str) { |
126 | int integral_int; |
127 | float fractional; |
128 | char c; |
129 | |
130 | if(sscanf(str, "%c %d° %f'", &c, &integral_int, &fractional) == 3) { |
131 | c = toupper(c); |
132 | |
133 | if(c != 'S' && c != 'N') |
134 | return NAN; |
135 | |
136 | /* prevent -0.0 */ |
137 | if(!integral_int && (fractional == 0.0)) |
138 | return 0.0; |
139 | |
140 | return ((c == 'S')?-1:+1) * (integral_int + fractional/60.0); |
141 | } |
142 | |
143 | return NAN; |
144 | } |
145 | |
146 | float pos_parse_lon(char *str) { |
147 | int integral_int; |
148 | float fractional; |
149 | char c; |
150 | |
151 | if(sscanf(str, "%c %d° %f'", &c, &integral_int, &fractional) == 3) { |
152 | c = toupper(c); |
153 | |
154 | /* O is german "Ost" for "East" */ |
155 | if(c != 'E' && c != 'W' && c != 'O') |
156 | return NAN; |
157 | |
158 | /* prevent -0.0 */ |
159 | if(!integral_int && (fractional == 0.0)) |
160 | return 0.0; |
161 | |
162 | return ((c == 'W')?-1:+1) * (integral_int + fractional/60.0); |
163 | } |
164 | |
165 | return NAN; |
166 | } |
167 | |
168 | const char *pos_get_bearing_str(pos_t from, pos_t to) { |
169 | static const char *bear_str[]={ |
170 | "N", "NE", "E", "SE", "S", "SW", "W", "NW", "" }; |
171 | |
172 | float bearing = gpx_pos_get_bearing(from, to); |
173 | if(!isnan(bearing)) { |
174 | int idx = (bearing+22.5)/45.0; |
175 | /* make sure we stay in icon bounds */ |
176 | while(idx < 0) idx += 8; |
177 | while(idx > 7) idx -= 8; |
178 | return _(bear_str[idx]); |
179 | } |
180 | |
181 | return bear_str[8]; // empty string |
182 | } |
183 | |
184 | /* the maemo font size is quite huge, so we adjust some fonts */ |
185 | /* differently on maemo and non-maemo. Basically "BIG" does nothing */ |
186 | /* on maemo and "SMALL" only does something on maemo */ |
187 | #ifdef USE_MAEMO |
188 | #define MARKUP_SMALL "<span size='small'>%s</span>" |
189 | GtkWidget *gtk_label_small(char *str) { |
190 | GtkWidget *label = gtk_label_new(""); |
191 | char *markup = g_markup_printf_escaped(MARKUP_SMALL, str); |
192 | gtk_label_set_markup(GTK_LABEL(label), markup); |
193 | g_free(markup); |
194 | return label; |
195 | } |
196 | #else |
197 | #define MARKUP_BIG "<span size='x-large'>%s</span>" |
198 | GtkWidget *gtk_label_big(char *str) { |
199 | GtkWidget *label = gtk_label_new(""); |
200 | char *markup = g_markup_printf_escaped(MARKUP_BIG, str); |
201 | gtk_label_set_markup(GTK_LABEL(label), markup); |
202 | g_free(markup); |
203 | return label; |
204 | } |
205 | #endif |
206 | |
207 | void gtk_label_attrib_set(GtkWidget *label, |
208 | char *str, int size, int strikethrough) { |
209 | char format[80]; |
210 | |
211 | snprintf(format, sizeof(format), "<span%s%s%s>%%s</span>", |
212 | #ifdef USE_MAEMO |
213 | (size==SIZE_SMALL)?" size='small'":"", |
214 | #else |
215 | (size==SIZE_BIG)?" size='x-large'":"", |
216 | #endif |
217 | strikethrough?" strikethrough='yes'":"", |
218 | (strikethrough==STRIKETHROUGH_RED)?" strikethrough_color='red'":""); |
219 | |
220 | char *markup = g_markup_printf_escaped(format, str); |
221 | // printf("markup = %s\n", markup); |
222 | gtk_label_set_markup(GTK_LABEL(label), markup); |
223 | g_free(markup); |
224 | } |
225 | |
226 | GtkWidget *gtk_label_attrib(char *str, int size, int strikethrough) { |
227 | GtkWidget *label = gtk_label_new(""); |
228 | gtk_label_attrib_set(label, str, size, strikethrough); |
229 | return label; |
230 | } |
231 | |
232 | GtkWidget *gtk_button_attrib(char *str, int size, int strikethrough) { |
233 | GtkWidget *button = gtk_button_new_with_label(""); |
234 | gtk_label_attrib_set(gtk_bin_get_child(GTK_BIN(button)), |
235 | str, size, strikethrough); |
236 | return button; |
237 | } |
238 | |
239 | void textbox_disable(GtkWidget *widget) { |
240 | gtk_editable_set_editable(GTK_EDITABLE(widget), FALSE); |
241 | gtk_widget_set_sensitive(widget, FALSE); |
242 | } |
243 | |
244 | void textbox_enable(GtkWidget *widget) { |
245 | gtk_widget_set_sensitive(widget, TRUE); |
246 | gtk_editable_set_editable(GTK_EDITABLE(widget), TRUE); |
247 | } |
248 | |
249 | pos_t *get_pos(appdata_t *appdata) { |
250 | pos_t *pos = &appdata->home; |
251 | |
252 | if(appdata->active_location) { |
253 | int i = appdata->active_location-1; |
254 | location_t *loc = appdata->location; |
255 | while(i--) loc = loc->next; |
256 | pos = &loc->pos; |
257 | } |
258 | |
259 | if(appdata->use_gps) { |
260 | pos = gps_get_pos(appdata); |
261 | |
262 | if(!pos) pos = &appdata->gps; /* use saved position */ |
263 | else appdata->gps = *pos; /* save position */ |
264 | } |
265 | return pos; |
266 | } |
267 | |
268 | void distance_str(char *str, int len, float dist, gboolean imperial) { |
269 | if(isnan(dist)) |
270 | snprintf(str, len, "---"); |
271 | else if(imperial) { |
272 | /* 1 mil = 1760 yd = 5280 ft ... */ |
273 | if(dist<0.018) snprintf(str, len, "%.1f ft", dist*5280.0); |
274 | else if(dist<0.055) snprintf(str, len, "%.1f yd", dist*1760.0); |
275 | else if(dist<0.55) snprintf(str, len, "%.0f yd", dist*1760.0); |
276 | else if(dist<10.0) snprintf(str, len, "%.2f mi", dist); |
277 | else if(dist<100.0) snprintf(str, len, "%.1f mi", dist); |
278 | else snprintf(str, len, "%.0f mi", dist); |
279 | } else { |
280 | if(dist<0.01) snprintf(str, len, "%.2f m", dist*1000.0); |
281 | else if(dist<0.1) snprintf(str, len, "%.1f m", dist*1000.0); |
282 | else if(dist<1.0) snprintf(str, len, "%.0f m", dist*1000.0); |
283 | else if(dist<100.0) snprintf(str, len, "%.1f km", dist); |
284 | else snprintf(str, len, "%.0f km", dist); |
285 | } |
286 | } |
287 | |
288 | /* return distance in miles or kilometers */ |
289 | float distance_parse(char *str, gboolean imperial) { |
290 | char unit[4]; |
291 | float val = NAN; |
292 | |
293 | if(sscanf(str, "%f %3s", &val, unit) == 2) { |
294 | gboolean fimp = FALSE; |
295 | |
296 | if(strcasecmp(unit, "ft") == 0) { fimp = TRUE; val /= 5280.0; } |
297 | else if(strcasecmp(unit, "yd") == 0) { fimp = TRUE; val /= 1760.0; } |
298 | else if(strcasecmp(unit, "mi") == 0) { fimp = TRUE; } |
299 | else if(strcasecmp(unit, "m") == 0) { fimp = FALSE; val /= 1000.0; } |
300 | else if(strcasecmp(unit, "km") == 0) { fimp = FALSE; } |
301 | else val = NAN; |
302 | |
303 | /* found imperial and metric requested? convert miles into kilometers */ |
304 | if(fimp & !imperial) val *= 1.609344; |
305 | |
306 | /* found metric and imperial requested? convert kilometers into miles */ |
307 | if(!fimp & imperial) val /= 1.609344; |
308 | } |
309 | return val; |
310 | } |
311 | |
312 | /* ------------------ coordinate picker tool --------------------------- */ |
313 | |
314 | static gboolean mark(GtkWidget *widget, gboolean valid) { |
315 | gtk_widget_set_state(widget, valid?GTK_STATE_NORMAL:TAG_STATE); |
316 | return valid; |
317 | } |
318 | |
319 | #ifndef COORDINATE_PICKER |
320 | static void callback_modified_lat(GtkWidget *widget, gpointer data ) { |
321 | float i = pos_parse_lat((char*)gtk_entry_get_text(GTK_ENTRY(widget))); |
322 | mark(widget, !isnan(i)); |
323 | } |
324 | #else |
325 | static GtkWidget *letter_picker_create(char *a, char *b, int sel) { |
326 | #ifndef FREMANTLE |
327 | GtkWidget *view = gtk_tree_view_new(); |
328 | #else |
329 | GtkWidget *view = hildon_gtk_tree_view_new(HILDON_UI_MODE_EDIT); |
330 | #endif |
331 | |
332 | gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(view), FALSE); |
333 | GtkTreeSelection *selection = |
334 | gtk_tree_view_get_selection(GTK_TREE_VIEW(view)); |
335 | |
336 | /* --- "char" column --- */ |
337 | GtkCellRenderer *renderer = gtk_cell_renderer_text_new(); |
338 | g_object_set(renderer, "xalign", 0.5, NULL ); |
339 | gtk_tree_view_insert_column_with_attributes( |
340 | GTK_TREE_VIEW(view), -1, "char", renderer, "text", 0, NULL); |
341 | |
342 | GtkListStore *store = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_INT); |
343 | |
344 | /* add digits */ |
345 | GtkTreeIter iter_a, iter_b; |
346 | gtk_list_store_append (store, &iter_a); |
347 | gtk_list_store_set(store, &iter_a, 0, _(a), 1, 0, -1); |
348 | gtk_list_store_append (store, &iter_b); |
349 | gtk_list_store_set(store, &iter_b, 0, _(b), 1, 1, -1); |
350 | |
351 | gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store)); |
352 | g_object_unref(store); |
353 | |
354 | /* select right character */ |
355 | GtkTreeIter iter = (!sel)?iter_a:iter_b; |
356 | gtk_tree_selection_select_iter(selection, &iter); |
357 | GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &iter); |
358 | gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(view), |
359 | path, NULL, TRUE, 0.5, 0.5); |
360 | gtk_tree_path_free(path); |
361 | |
362 | /* put this inside a scrolled view */ |
363 | #ifndef USE_PANNABLE_AREA |
364 | GtkWidget *scrolled_window = gtk_scrolled_window_new (NULL, NULL); |
365 | gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window), |
366 | GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC); |
367 | gtk_container_add(GTK_CONTAINER(scrolled_window), view); |
368 | return scrolled_window; |
369 | #else |
370 | GtkWidget *pannable_area = hildon_pannable_area_new(); |
371 | gtk_container_add(GTK_CONTAINER(pannable_area), view); |
372 | return pannable_area; |
373 | #endif |
374 | } |
375 | |
376 | static int picker_get(GtkWidget *widget) { |
377 | GtkWidget *view = gtk_bin_get_child(GTK_BIN(widget)); |
378 | |
379 | GtkTreeSelection *sel = |
380 | gtk_tree_view_get_selection(GTK_TREE_VIEW(view)); |
381 | |
382 | GtkTreeModel *model; |
383 | GtkTreeIter iter; |
384 | |
385 | /* there should never be an unseletced column. But if */ |
386 | /* it is, we count it as zero */ |
387 | if(!gtk_tree_selection_get_selected(sel, &model, &iter)) |
388 | return 0; |
389 | |
390 | int retval = 0; |
391 | gtk_tree_model_get(model, &iter, 1, &retval, -1); |
392 | return retval; |
393 | } |
394 | |
395 | |
396 | static GtkWidget *digit_picker_create(int min, int max, int sel) { |
397 | #ifndef FREMANTLE |
398 | GtkWidget *view = gtk_tree_view_new(); |
399 | #else |
400 | GtkWidget *view = hildon_gtk_tree_view_new(HILDON_UI_MODE_EDIT); |
401 | #endif |
402 | |
403 | gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(view), FALSE); |
404 | GtkTreeSelection *selection = |
405 | gtk_tree_view_get_selection(GTK_TREE_VIEW(view)); |
406 | |
407 | /* --- "digit" column --- */ |
408 | GtkCellRenderer *renderer = gtk_cell_renderer_text_new(); |
409 | g_object_set(renderer, "xalign", 0.5, NULL ); |
410 | gtk_tree_view_insert_column_with_attributes( |
411 | GTK_TREE_VIEW(view), -1, "digit", renderer, "text", 0, NULL); |
412 | |
413 | GtkListStore *store = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_INT); |
414 | |
415 | /* add digits */ |
416 | int i; |
417 | GtkTreeIter siter; |
418 | for(i=min;i<=max;i++) { |
419 | char str[2] = { '0'+i, 0 }; |
420 | GtkTreeIter iter; |
421 | /* Append a row and fill in some data */ |
422 | gtk_list_store_append (store, &iter); |
423 | gtk_list_store_set(store, &iter, 0, str, 1, i, -1); |
424 | |
425 | if(i == sel) siter = iter; |
426 | } |
427 | |
428 | gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store)); |
429 | g_object_unref(store); |
430 | |
431 | gtk_tree_selection_select_iter(selection, &siter); |
432 | GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &siter); |
433 | gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(view), |
434 | path, NULL, TRUE, 0.5, 0.5); |
435 | gtk_tree_path_free(path); |
436 | |
437 | /* put this inside a scrolled view */ |
438 | #ifndef USE_PANNABLE_AREA |
439 | GtkWidget *scrolled_window = gtk_scrolled_window_new (NULL, NULL); |
440 | gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window), |
441 | GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC); |
442 | gtk_container_add(GTK_CONTAINER(scrolled_window), view); |
443 | return scrolled_window; |
444 | #else |
445 | GtkWidget *pannable_area = hildon_pannable_area_new(); |
446 | gtk_container_add(GTK_CONTAINER(pannable_area), view); |
447 | return pannable_area; |
448 | #endif |
449 | } |
450 | |
451 | static gint on_lat_picker_button_press(GtkWidget *button, |
452 | GdkEventButton *event, gpointer data) { |
453 | |
454 | if(event->type == GDK_BUTTON_PRESS) { |
455 | GtkWidget *dialog = |
456 | gtk_dialog_new_with_buttons(_("Latitude"), |
457 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
458 | GTK_DIALOG_MODAL, |
459 | GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, |
460 | _("Done"), GTK_RESPONSE_ACCEPT, |
461 | NULL); |
462 | |
463 | gtk_window_set_default_size(GTK_WINDOW(dialog), 400, 200); |
464 | |
465 | int i, lat = (int)g_object_get_data(G_OBJECT(button), "latitude"); |
466 | |
467 | /* parse latitude into components */ |
468 | int sign = (lat>=0)?0:1; |
469 | lat = abs(lat); |
470 | int deg = lat / 60000; |
471 | int min = (lat /1000)%60; |
472 | int minfrac = lat % 1000; |
473 | |
474 | GtkWidget *signw, *degw[2], *minw[2], *minfracw[3]; |
475 | |
476 | |
477 | /* create N/S 89° 99.999 */ |
478 | GtkWidget *hbox = gtk_hbox_new(FALSE, 0); |
479 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
480 | signw = letter_picker_create("N","S", sign)); |
481 | |
482 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
483 | degw[0] = digit_picker_create(0,8, deg/10)); |
484 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
485 | degw[1] = digit_picker_create(0,9, deg%10)); |
486 | gtk_box_pack_start(GTK_BOX(hbox), gtk_label_new("°"), FALSE, FALSE, 0); |
487 | |
488 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
489 | minw[0] = digit_picker_create(0,5, min/10)); |
490 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
491 | minw[1] = digit_picker_create(0,9, min%10)); |
492 | gtk_box_pack_start(GTK_BOX(hbox), gtk_label_new("."), FALSE, FALSE, 0); |
493 | |
494 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
495 | minfracw[0] = digit_picker_create(0,9, minfrac/100)); |
496 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
497 | minfracw[1] = digit_picker_create(0,9, (minfrac/10)%10)); |
498 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
499 | minfracw[2] = digit_picker_create(0,9, minfrac%10)); |
500 | |
501 | gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), hbox); |
502 | |
503 | gtk_widget_show_all(dialog); |
504 | if(gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) { |
505 | |
506 | /* parse N/S */ |
507 | sign = picker_get(signw)?-1:1; |
508 | |
509 | /* parse degrees ... */ |
510 | for(deg=0,i=0;i<2;i++) |
511 | deg = 10 * deg + picker_get(degw[i]); |
512 | |
513 | /* ... minutes ... */ |
514 | for(min=0,i=0;i<2;i++) |
515 | min = 10 * min + picker_get(minw[i]); |
516 | |
517 | /* ... and fractions of minutes */ |
518 | for(minfrac=0,i=0;i<3;i++) |
519 | minfrac = 10 * minfrac + picker_get(minfracw[i]); |
520 | |
521 | float latitude = sign * (deg + min/60.0 + minfrac/60000.0); |
522 | lat_entry_set(button, latitude); |
523 | } |
524 | |
525 | gtk_widget_destroy(dialog); |
526 | |
527 | return TRUE; |
528 | } |
529 | return FALSE; |
530 | } |
531 | #endif |
532 | |
533 | /* a entry that is colored red when being "active" */ |
534 | GtkWidget *lat_entry_new(float lat) { |
535 | char str[32]; |
536 | pos_lat_str(str, sizeof(str), lat); |
537 | |
538 | #ifndef COORDINATE_PICKER |
539 | GdkColor color; |
540 | |
541 | GtkWidget *widget = entry_new(); |
542 | gdk_color_parse("#ff0000", &color); |
543 | gtk_widget_modify_text(widget, TAG_STATE, &color); |
544 | |
545 | gtk_entry_set_text(GTK_ENTRY(widget), str); |
546 | |
547 | g_signal_connect(G_OBJECT(widget), "changed", |
548 | G_CALLBACK(callback_modified_lat), NULL); |
549 | |
550 | #else |
551 | GtkWidget *widget = gtk_button_new_with_label(str); |
552 | |
553 | #ifdef FREMANTLE |
554 | hildon_gtk_widget_set_theme_size(widget, |
555 | (HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH)); |
556 | #endif |
557 | int lat_int = (int)roundf(lat * 60000); |
558 | g_object_set_data(G_OBJECT(widget), "latitude", (gpointer)lat_int); |
559 | gtk_signal_connect(GTK_OBJECT(widget), "button-press-event", |
560 | (GtkSignalFunc)on_lat_picker_button_press, NULL); |
561 | #endif |
562 | |
563 | return widget; |
564 | } |
565 | |
566 | #ifndef COORDINATE_PICKER |
567 | static void callback_modified_lon(GtkWidget *widget, gpointer data ) { |
568 | float i = pos_parse_lon((char*)gtk_entry_get_text(GTK_ENTRY(widget))); |
569 | mark(widget, !isnan(i)); |
570 | } |
571 | #else |
572 | static gint on_lon_picker_button_press(GtkWidget *button, |
573 | GdkEventButton *event, gpointer data) { |
574 | |
575 | if(event->type == GDK_BUTTON_PRESS) { |
576 | GtkWidget *dialog = |
577 | gtk_dialog_new_with_buttons(_("Longitude"), |
578 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
579 | GTK_DIALOG_MODAL, |
580 | GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, |
581 | _("Done"), GTK_RESPONSE_ACCEPT, |
582 | NULL); |
583 | |
584 | gtk_window_set_default_size(GTK_WINDOW(dialog), 400, 200); |
585 | |
586 | int i, lat = (int)g_object_get_data(G_OBJECT(button), "longitude"); |
587 | |
588 | /* parse latitude into components */ |
589 | int sign = (lat>=0)?0:1; |
590 | lat = abs(lat); |
591 | int deg = lat / 60000; |
592 | int min = (lat /1000)%60; |
593 | int minfrac = lat % 1000; |
594 | |
595 | GtkWidget *signw, *degw[3], *minw[2], *minfracw[3]; |
596 | |
597 | /* create E/W 179° 99.999 */ |
598 | GtkWidget *hbox = gtk_hbox_new(FALSE, 0); |
599 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
600 | signw = letter_picker_create("E","W", sign)); |
601 | |
602 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
603 | degw[0] = digit_picker_create(0,1, deg/100)); |
604 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
605 | degw[1] = digit_picker_create(0,9, (deg/10)%10)); |
606 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
607 | degw[2] = digit_picker_create(0,9, deg%10)); |
608 | gtk_box_pack_start(GTK_BOX(hbox), gtk_label_new("°"), FALSE, FALSE, 0); |
609 | |
610 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
611 | minw[0] = digit_picker_create(0,5, min/10)); |
612 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
613 | minw[1] = digit_picker_create(0,9, min%10)); |
614 | gtk_box_pack_start(GTK_BOX(hbox), gtk_label_new("."), FALSE, FALSE, 0); |
615 | |
616 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
617 | minfracw[0] = digit_picker_create(0,9, minfrac/100)); |
618 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
619 | minfracw[1] = digit_picker_create(0,9, (minfrac/10)%10)); |
620 | gtk_box_pack_start_defaults(GTK_BOX(hbox), |
621 | minfracw[2] = digit_picker_create(0,9, minfrac%10)); |
622 | |
623 | gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), hbox); |
624 | |
625 | gtk_widget_show_all(dialog); |
626 | if(gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) { |
627 | |
628 | /* parse E/W */ |
629 | sign = picker_get(signw)?-1:1; |
630 | |
631 | /* parse degrees ... */ |
632 | for(deg=0,i=0;i<3;i++) |
633 | deg = 10 * deg + picker_get(degw[i]); |
634 | |
635 | /* ... minutes ... */ |
636 | for(min=0,i=0;i<2;i++) |
637 | min = 10 * min + picker_get(minw[i]); |
638 | |
639 | /* ... and fractions of minutes */ |
640 | for(minfrac=0,i=0;i<3;i++) |
641 | minfrac = 10 * minfrac + picker_get(minfracw[i]); |
642 | |
643 | float longitude = sign * (deg + min/60.0 + minfrac/60000.0); |
644 | lon_entry_set(button, longitude); |
645 | } |
646 | |
647 | gtk_widget_destroy(dialog); |
648 | |
649 | return TRUE; |
650 | } |
651 | return FALSE; |
652 | } |
653 | #endif |
654 | |
655 | /* a entry that is colored red when filled with invalid coordinate */ |
656 | GtkWidget *lon_entry_new(float lon) { |
657 | char str[32]; |
658 | pos_lon_str(str, sizeof(str), lon); |
659 | |
660 | #ifndef COORDINATE_PICKER |
661 | GdkColor color; |
662 | |
663 | GtkWidget *widget = entry_new(); |
664 | gdk_color_parse("#ff0000", &color); |
665 | gtk_widget_modify_text(widget, TAG_STATE, &color); |
666 | |
667 | gtk_entry_set_text(GTK_ENTRY(widget), str); |
668 | |
669 | g_signal_connect(G_OBJECT(widget), "changed", |
670 | G_CALLBACK(callback_modified_lon), NULL); |
671 | |
672 | #else |
673 | GtkWidget *widget = gtk_button_new_with_label(str); |
674 | |
675 | #ifdef FREMANTLE |
676 | hildon_gtk_widget_set_theme_size(widget, |
677 | (HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH)); |
678 | #endif |
679 | int lon_int = (int)roundf(lon * 60000); |
680 | g_object_set_data(G_OBJECT(widget), "longitude", (gpointer)lon_int); |
681 | gtk_signal_connect(GTK_OBJECT(widget), "button-press-event", |
682 | (GtkSignalFunc)on_lon_picker_button_press, NULL); |
683 | #endif |
684 | |
685 | return widget; |
686 | } |
687 | |
688 | float lat_entry_get(GtkWidget *widget) { |
689 | #ifndef COORDINATE_PICKER |
690 | char *p = (char*)gtk_entry_get_text(GTK_ENTRY(widget)); |
691 | #else |
692 | char *p = (char*)gtk_button_get_label(GTK_BUTTON(widget)); |
693 | #endif |
694 | return pos_parse_lat(p); |
695 | } |
696 | |
697 | float lon_entry_get(GtkWidget *widget) { |
698 | #ifndef COORDINATE_PICKER |
699 | char *p = (char*)gtk_entry_get_text(GTK_ENTRY(widget)); |
700 | #else |
701 | char *p = (char*)gtk_button_get_label(GTK_BUTTON(widget)); |
702 | #endif |
703 | return pos_parse_lon(p); |
704 | } |
705 | |
706 | void lat_entry_set(GtkWidget *widget, float lat) { |
707 | char str[32]; |
708 | pos_lat_str(str, sizeof(str)-1, lat); |
709 | #ifndef COORDINATE_PICKER |
710 | gtk_entry_set_text(GTK_ENTRY(widget), str); |
711 | #else |
712 | gtk_button_set_label(GTK_BUTTON(widget), str); |
713 | int lat_int = (int)roundf(lat * 60000); |
714 | g_object_set_data(G_OBJECT(widget), "latitude", (gpointer)lat_int); |
715 | #endif |
716 | } |
717 | |
718 | void lon_entry_set(GtkWidget *widget, float lon) { |
719 | char str[32]; |
720 | pos_lon_str(str, sizeof(str)-1, lon); |
721 | #ifndef COORDINATE_PICKER |
722 | gtk_entry_set_text(GTK_ENTRY(widget), str); |
723 | #else |
724 | gtk_button_set_label(GTK_BUTTON(widget), str); |
725 | int lon_int = (int)roundf(lon * 60000); |
726 | g_object_set_data(G_OBJECT(widget), "longitude", (gpointer)lon_int); |
727 | #endif |
728 | } |
729 | |
730 | void lat_label_set(GtkWidget *widget, float lat) { |
731 | char str[32]; |
732 | pos_lat_str(str, sizeof(str)-1, lat); |
733 | gtk_label_set(GTK_LABEL(widget), str); |
734 | } |
735 | |
736 | void lon_label_set(GtkWidget *widget, float lon) { |
737 | char str[32]; |
738 | pos_lon_str(str, sizeof(str)-1, lon); |
739 | gtk_label_set(GTK_LABEL(widget), str); |
740 | } |
741 | |
742 | void lat_label_attrib_set(GtkWidget *widget, float lat, |
743 | int size, int strikethrough) { |
744 | char str[32]; |
745 | pos_lat_str(str, sizeof(str)-1, lat); |
746 | gtk_label_attrib_set(widget, str, size, strikethrough); |
747 | } |
748 | |
749 | void lon_label_attrib_set(GtkWidget *widget, float lon, |
750 | int size, int strikethrough) { |
751 | char str[32]; |
752 | pos_lon_str(str, sizeof(str)-1, lon); |
753 | gtk_label_attrib_set(widget, str, size, strikethrough); |
754 | } |
755 | |
756 | static void callback_modified_dist(GtkWidget *widget, gpointer data ) { |
757 | /* don't care for metric/imperial since we only want to know if this */ |
758 | /* is parseable at all */ |
759 | float i = distance_parse((char*)gtk_entry_get_text(GTK_ENTRY(widget)), FALSE); |
760 | mark(widget, !isnan(i)); |
761 | } |
762 | |
763 | /* a entry that is colored red when filled with invalid distance */ |
764 | GtkWidget *dist_entry_new(float dist, gboolean mil) { |
765 | GdkColor color; |
766 | GtkWidget *widget = entry_new(); |
767 | gdk_color_parse("#ff0000", &color); |
768 | gtk_widget_modify_text(widget, TAG_STATE, &color); |
769 | |
770 | char str[32]; |
771 | distance_str(str, sizeof(str), dist, mil); |
772 | gtk_entry_set_text(GTK_ENTRY(widget), str); |
773 | |
774 | g_signal_connect(G_OBJECT(widget), "changed", |
775 | G_CALLBACK(callback_modified_dist), NULL); |
776 | |
777 | return widget; |
778 | } |
779 | |
780 | float dist_get(GtkWidget *widget, gboolean mil) { |
781 | char *p = (char*)gtk_entry_get_text(GTK_ENTRY(widget)); |
782 | return distance_parse(p, mil); |
783 | } |
784 | |
785 | #ifndef USE_MAEMO |
786 | #ifdef ENABLE_BROWSER_INTERFACE |
787 | #include <libgnome/gnome-url.h> |
788 | |
789 | int browser_url(appdata_t *appdata, char *url) { |
790 | /* taken from gnome-open, part of libgnome */ |
791 | GError *err = NULL; |
792 | gnome_url_show(url, &err); |
793 | return 0; |
794 | } |
795 | #endif |
796 | #endif |
797 | |
798 | /* recursively remove an entire file system */ |
799 | void rmdir_recursive(char *path) { |
800 | GDir *dir = g_dir_open(path, 0, NULL); |
801 | if(dir) { |
802 | const char *name = g_dir_read_name(dir); |
803 | while(name) { |
804 | char *fullname = g_strdup_printf("%s/%s", path, name); |
805 | // printf("deleting %s\n", fullname); |
806 | |
807 | if(g_file_test(fullname, G_FILE_TEST_IS_DIR)) |
808 | rmdir_recursive(fullname); |
809 | else if(g_file_test(fullname, G_FILE_TEST_IS_REGULAR)) |
810 | g_remove(fullname); |
811 | |
812 | g_free(fullname); |
813 | name = g_dir_read_name(dir); |
814 | } |
815 | |
816 | g_dir_close(dir); |
817 | } |
818 | g_rmdir(path); |
819 | } |
820 | |
821 | #ifdef ENABLE_BROWSER_INTERFACE |
822 | static void on_link_clicked(GtkButton *button, gpointer data) { |
823 | appdata_t *appdata = (appdata_t*)data; |
824 | char *url = g_object_get_data(G_OBJECT(button), "url"); |
825 | if(url) browser_url(appdata, url); |
826 | } |
827 | #endif |
828 | |
829 | /* a button containing a weblink */ |
830 | GtkWidget *link_button_attrib(appdata_t *appdata, char *str, char *url, |
831 | int size, int strikethrough) { |
832 | |
833 | #ifdef ENABLE_BROWSER_INTERFACE |
834 | if(url) { |
835 | GtkWidget *button = gtk_button_attrib(str, size, strikethrough); |
836 | g_object_set_data(G_OBJECT(button), "url", url); |
837 | gtk_signal_connect(GTK_OBJECT(button), "clicked", |
838 | (GtkSignalFunc)on_link_clicked, appdata); |
839 | |
840 | return button; |
841 | } |
842 | #endif |
843 | return gtk_label_attrib(str, size, strikethrough); |
844 | } |
845 | |
846 | #ifdef ENABLE_BROWSER_INTERFACE |
847 | static void on_link_id_clicked(GtkButton *button, gpointer data) { |
848 | appdata_t *appdata = (appdata_t*)data; |
849 | |
850 | unsigned int id = (unsigned int)g_object_get_data(G_OBJECT(button), "id"); |
851 | char *type = g_object_get_data(G_OBJECT(button), "type"); |
852 | |
853 | char *url = g_strdup_printf("http://www.geocaching.com/%s?id=%u", |
854 | type, id); |
855 | |
856 | if(url) { |
857 | browser_url(appdata, url); |
858 | g_free(url); |
859 | } |
860 | } |
861 | #endif |
862 | |
863 | GtkWidget *link_button_by_id(appdata_t *appdata, char *str, |
864 | const char *type, int id) { |
865 | |
866 | #ifdef ENABLE_BROWSER_INTERFACE |
867 | if(id) { |
868 | GtkWidget *ref = gtk_button_new_with_label(str); |
869 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5) |
870 | // hildon_gtk_widget_set_theme_size(ref, |
871 | // (HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH)); |
872 | #endif |
873 | g_object_set_data(G_OBJECT(ref), "id", (gpointer)id); |
874 | g_object_set_data(G_OBJECT(ref), "type", (gpointer)type); |
875 | gtk_signal_connect(GTK_OBJECT(ref), "clicked", |
876 | GTK_SIGNAL_FUNC(on_link_id_clicked), appdata); |
877 | |
878 | return ref; |
879 | } |
880 | #endif |
881 | return gtk_label_new(str); |
882 | } |
883 | |
884 | |
885 | GtkWidget *link_icon_button_by_id(appdata_t *appdata, GtkWidget *icon, |
886 | const char *type, int id) { |
887 | |
888 | #ifdef ENABLE_BROWSER_INTERFACE |
889 | if(id) { |
890 | GtkWidget *ref = gtk_button_new(); |
891 | gtk_button_set_image(GTK_BUTTON(ref), icon); |
892 | |
893 | #if defined(USE_MAEMO) && (MAEMO_VERSION_MAJOR == 5) |
894 | // hildon_gtk_widget_set_theme_size(ref, |
895 | // (HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH)); |
896 | #endif |
897 | g_object_set_data(G_OBJECT(ref), "id", (gpointer)id); |
898 | g_object_set_data(G_OBJECT(ref), "type", (gpointer)type); |
899 | gtk_signal_connect(GTK_OBJECT(ref), "clicked", |
900 | GTK_SIGNAL_FUNC(on_link_id_clicked), appdata); |
901 | |
902 | return ref; |
903 | } |
904 | #endif |
905 | return icon; |
906 | } |
907 | |
908 | /* left aligned, word wrapped multiline widget */ |
909 | GtkWidget *simple_text_widget(char *text) { |
910 | GtkWidget *label = gtk_label_new(text); |
911 | |
912 | gtk_label_set_line_wrap(GTK_LABEL(label), TRUE); |
913 | gtk_label_set_line_wrap_mode(GTK_LABEL(label), PANGO_WRAP_WORD); |
914 | gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5); |
915 | |
916 | return label; |
917 | } |
918 | |
919 | |
920 | /* a label that is left aligned */ |
921 | GtkWidget *left_label_new(char *str) { |
922 | GtkWidget *widget = gtk_label_new(str); |
923 | gtk_misc_set_alignment(GTK_MISC(widget), 0.0f, 0.5f); |
924 | return widget; |
925 | } |
926 | |
927 | /* ------------- preset coordinate picker tool ----------------- */ |
928 | |
929 | static void pos_set(GtkWidget *item, float lat, float lon) { |
930 | |
931 | GtkWidget *lat_entry = g_object_get_data(G_OBJECT(item), "lat_entry"); |
932 | lat_entry_set(lat_entry, lat); |
933 | |
934 | GtkWidget *lon_entry = g_object_get_data(G_OBJECT(item), "lon_entry"); |
935 | lon_entry_set(lon_entry, lon); |
936 | } |
937 | |
938 | static void cb_gps(GtkWidget *item, gpointer data) { |
939 | appdata_t *appdata = (appdata_t*)data; |
940 | gint id = (gint)g_object_get_data(G_OBJECT(item), "id"); |
941 | pos_t *pos = NULL; |
942 | |
943 | if(!id) |
944 | pos = gps_get_pos(appdata); |
945 | else if(id == 1) |
946 | pos = &appdata->home; |
947 | else { |
948 | location_t *location = appdata->location; |
949 | while(location && id > 2) { |
950 | location = location->next; |
951 | id--; |
952 | } |
953 | |
954 | if(id == 2) |
955 | pos = &location->pos; |
956 | } |
957 | |
958 | if(!pos) pos_set(item, NAN, NAN); |
959 | else pos_set(item, pos->lat, pos->lon); |
960 | } |
961 | |
962 | static void cb_geomath(GtkWidget *item, gpointer data) { |
963 | appdata_t *appdata = (appdata_t*)data; |
964 | |
965 | pos_set(item, appdata->geomath.lat, appdata->geomath.lon); |
966 | } |
967 | |
968 | #ifdef ENABLE_OSM_GPS_MAP |
969 | static void cb_map(GtkWidget *item, gpointer data) { |
970 | appdata_t *appdata = (appdata_t*)data; |
971 | |
972 | pos_set(item, appdata->map.pos.lat, appdata->map.pos.lon); |
973 | } |
974 | #endif |
975 | |
976 | static void cb_cache(GtkWidget *item, gpointer data) { |
977 | appdata_t *appdata = (appdata_t*)data; |
978 | |
979 | cache_t *cache = appdata->cur_cache; |
980 | g_assert(cache); |
981 | |
982 | gint id = (gint)g_object_get_data(G_OBJECT(item), "id"); |
983 | |
984 | if(!id) |
985 | pos_set(item, cache->pos.lat, cache->pos.lon); |
986 | else if(id == 1) |
987 | pos_set(item, cache->notes->pos.lat, cache->notes->pos.lon); |
988 | else { |
989 | wpt_t *wpt = cache->wpt; |
990 | while(wpt && id > 2) { |
991 | wpt = wpt->next; |
992 | id--; |
993 | } |
994 | |
995 | if(id == 2) |
996 | pos_set(item, wpt->pos.lat, wpt->pos.lon); |
997 | } |
998 | } |
999 | |
1000 | #ifndef PRESET_PICKER_DIALOG |
1001 | static GtkWidget *menu_add(GtkWidget *menu, appdata_t *appdata, |
1002 | GtkWidget *icon, char *menu_str, |
1003 | void(*func)(GtkWidget*, gpointer), gint id, |
1004 | GtkWidget *lon_entry, GtkWidget *lat_entry) { |
1005 | |
1006 | GtkWidget *item = gtk_image_menu_item_new_with_label(menu_str); |
1007 | |
1008 | if(icon) |
1009 | gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(item), icon); |
1010 | |
1011 | g_object_set_data(G_OBJECT(item), "lat_entry", (gpointer)lat_entry); |
1012 | g_object_set_data(G_OBJECT(item), "lon_entry", (gpointer)lon_entry); |
1013 | g_object_set_data(G_OBJECT(item), "id", (gpointer)id); |
1014 | |
1015 | if(func) |
1016 | gtk_signal_connect(GTK_OBJECT(item), "activate", |
1017 | (GtkSignalFunc)func, appdata); |
1018 | |
1019 | gtk_menu_shell_append(GTK_MENU_SHELL(menu), item); |
1020 | |
1021 | return item; |
1022 | } |
1023 | |
1024 | static GtkWidget *popup_menu_create(appdata_t *appdata, |
1025 | GtkWidget *lat_entry, GtkWidget *lon_entry) { |
1026 | GtkWidget *menu = gtk_menu_new(); |
1027 | |
1028 | menu_add(menu, appdata, icon_get_widget(ICON_POS, 18), |
1029 | _("GPS position"), cb_gps, 0, lon_entry, lat_entry); |
1030 | |
1031 | menu_add(menu, appdata, icon_get_widget(ICON_POS, 21), |
1032 | _("Home"), cb_gps, 1, lon_entry, lat_entry); |
1033 | |
1034 | location_t *location = appdata->location; |
1035 | gint id = 2; |
1036 | while(location) { |
1037 | menu_add(menu, appdata, icon_get_widget(ICON_POS, 21), |
1038 | location->name, cb_gps, id++, lon_entry, lat_entry); |
1039 | |
1040 | location = location->next; |
1041 | } |
1042 | |
1043 | menu_add(menu, appdata, icon_get_widget(ICON_POS, 19), |
1044 | _("Geomath projection"), cb_geomath, 0, lon_entry, lat_entry); |
1045 | #ifdef ENABLE_OSM_GPS_MAP |
1046 | menu_add(menu, appdata, icon_get_widget(ICON_POS, 20), |
1047 | _("Map position"), cb_map, 0, lon_entry, lat_entry); |
1048 | #endif |
1049 | |
1050 | if(appdata->cur_cache) { |
1051 | cache_t *cache = appdata->cur_cache; |
1052 | |
1053 | char *name = cache->name; |
1054 | if(!name) name = cache->id; |
1055 | |
1056 | /* original cache position */ |
1057 | if(!isnan(cache->pos.lat) && !isnan(cache->pos.lon)) { |
1058 | menu_add(menu, appdata, icon_get_widget(ICON_POS, cache->type + 6), |
1059 | name, cb_cache, 0, lon_entry, lat_entry); |
1060 | } |
1061 | |
1062 | /* overwritten cache position */ |
1063 | if(cache->notes && |
1064 | !isnan(cache->notes->pos.lat) && !isnan(cache->notes->pos.lon)) { |
1065 | menu_add(menu, appdata, icon_get_widget(ICON_POS, cache->type + 6), |
1066 | _("Modified coordinate"), cb_cache, 1, lon_entry, lat_entry); |
1067 | } |
1068 | |
1069 | wpt_t *wpt = cache->wpt; |
1070 | gint id = 2; |
1071 | while(wpt) { |
1072 | GtkWidget *icon = NULL; |
1073 | if(wpt->sym != WPT_SYM_UNKNOWN) |
1074 | icon = icon_get_widget(ICON_POS, wpt->sym); |
1075 | |
1076 | char *name = wpt->desc; |
1077 | if(!name) name = wpt->cmt; |
1078 | if(!name) name = wpt->id; |
1079 | |
1080 | menu_add(menu, appdata, icon, name, cb_cache, id++, |
1081 | lon_entry, lat_entry); |
1082 | |
1083 | wpt = wpt->next; |
1084 | } |
1085 | } |
1086 | |
1087 | gtk_widget_show_all(menu); |
1088 | |
1089 | return menu; |
1090 | } |
1091 | |
1092 | static gint on_popup_button_press(GtkWidget *button, GdkEventButton *event, |
1093 | gpointer data) { |
1094 | |
1095 | if(event->type == GDK_BUTTON_PRESS) { |
1096 | GtkWidget *menu = g_object_get_data(G_OBJECT(button), "menu"); |
1097 | |
1098 | /* draw a popup menu */ |
1099 | gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, |
1100 | event->button, event->time); |
1101 | return TRUE; |
1102 | } |
1103 | return FALSE; |
1104 | } |
1105 | |
1106 | static void on_popup_destroy(GtkWidget *widget, gpointer user_data ) { |
1107 | GtkWidget *menu = g_object_get_data(G_OBJECT(widget), "menu"); |
1108 | gtk_widget_destroy(menu); |
1109 | } |
1110 | #endif |
1111 | |
1112 | #ifdef PRESET_PICKER_DIALOG |
1113 | |
1114 | enum { |
1115 | PRESET_PICKER_COL_ICON = 0, |
1116 | PRESET_PICKER_COL_NAME, |
1117 | PRESET_PICKER_COL_ID, |
1118 | PRESET_PICKER_COL_CB, |
1119 | PRESET_PICKER_NUM_COLS |
1120 | }; |
1121 | |
1122 | static void preset_picker_add(GtkListStore *store, appdata_t *appdata, |
1123 | GdkPixbuf *icon, char *menu_str, |
1124 | void(*func)(GtkWidget*, gpointer), gint id) { |
1125 | GtkTreeIter iter; |
1126 | |
1127 | /* Append a row and fill in some data */ |
1128 | gtk_list_store_append (store, &iter); |
1129 | |
1130 | gtk_list_store_set(store, &iter, |
1131 | PRESET_PICKER_COL_ICON, icon, |
1132 | PRESET_PICKER_COL_NAME, menu_str, |
1133 | PRESET_PICKER_COL_ID, id, |
1134 | PRESET_PICKER_COL_CB, func, |
1135 | -1); |
1136 | } |
1137 | |
1138 | static void on_preset_picker_activated(GtkTreeView *treeview, |
1139 | GtkTreePath *path, |
1140 | GtkTreeViewColumn *col, |
1141 | gpointer userdata) { |
1142 | GtkTreeIter iter; |
1143 | GtkTreeModel *model = gtk_tree_view_get_model(treeview); |
1144 | |
1145 | if(gtk_tree_model_get_iter(model, &iter, path)) { |
1146 | gint id; |
1147 | void(*func)(GtkWidget*, gpointer); |
1148 | gtk_tree_model_get(model, &iter, |
1149 | PRESET_PICKER_COL_ID, &id, |
1150 | PRESET_PICKER_COL_CB, &func, |
1151 | -1); |
1152 | |
1153 | /* set id on widget as callbacks expect it this way */ |
1154 | g_object_set_data(G_OBJECT(treeview), "id", (gpointer)id); |
1155 | func(GTK_WIDGET(treeview), userdata); |
1156 | |
1157 | gtk_dialog_response(GTK_DIALOG(gtk_widget_get_toplevel( |
1158 | GTK_WIDGET(treeview))), GTK_RESPONSE_ACCEPT); |
1159 | |
1160 | } |
1161 | } |
1162 | |
1163 | static GtkWidget *preset_picker_create(appdata_t *appdata, |
1164 | GtkWidget *lat_entry, GtkWidget *lon_entry) { |
1165 | GtkCellRenderer *renderer; |
1166 | GtkListStore *store; |
1167 | |
1168 | GtkWidget *view = gtk_tree_view_new(); |
1169 | |
1170 | g_object_set_data(G_OBJECT(view), "lat_entry", (gpointer)lat_entry); |
1171 | g_object_set_data(G_OBJECT(view), "lon_entry", (gpointer)lon_entry); |
1172 | |
1173 | /* --- "Icon" column --- */ |
1174 | renderer = gtk_cell_renderer_pixbuf_new(); |
1175 | gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view), |
1176 | -1, "Icon", renderer, "pixbuf", PRESET_PICKER_COL_ICON, NULL); |
1177 | |
1178 | /* --- "Name" column --- */ |
1179 | renderer = gtk_cell_renderer_text_new(); |
1180 | g_object_set(renderer, "ellipsize", PANGO_ELLIPSIZE_END, NULL ); |
1181 | GtkTreeViewColumn *column = gtk_tree_view_column_new_with_attributes( |
1182 | "Name", renderer, "text", PRESET_PICKER_COL_NAME, NULL); |
1183 | gtk_tree_view_column_set_expand(column, TRUE); |
1184 | gtk_tree_view_insert_column(GTK_TREE_VIEW(view), column, -1); |
1185 | |
1186 | store = gtk_list_store_new(PRESET_PICKER_NUM_COLS, |
1187 | GDK_TYPE_PIXBUF, |
1188 | G_TYPE_STRING, |
1189 | G_TYPE_INT, |
1190 | G_TYPE_POINTER); |
1191 | |
1192 | preset_picker_add(store, appdata, icon_get(ICON_POS, 18), |
1193 | _("GPS position"), cb_gps, 0); |
1194 | |
1195 | preset_picker_add(store, appdata, icon_get(ICON_POS, 21), |
1196 | _("Home"), cb_gps, 1); |
1197 | |
1198 | location_t *location = appdata->location; |
1199 | gint id = 2; |
1200 | while(location) { |
1201 | preset_picker_add(store, appdata, icon_get(ICON_POS, 21), |
1202 | location->name, cb_gps, id++); |
1203 | |
1204 | location = location->next; |
1205 | } |
1206 | |
1207 | preset_picker_add(store, appdata, icon_get(ICON_POS, 19), |
1208 | _("Geomath projection"), cb_geomath, 0); |
1209 | #ifdef ENABLE_OSM_GPS_MAP |
1210 | preset_picker_add(store, appdata, icon_get(ICON_POS, 20), |
1211 | _("Map position"), cb_map, 0); |
1212 | #endif |
1213 | |
1214 | if(appdata->cur_cache) { |
1215 | cache_t *cache = appdata->cur_cache; |
1216 | |
1217 | char *name = cache->name; |
1218 | if(!name) name = cache->id; |
1219 | |
1220 | /* original cache position */ |
1221 | if(!isnan(cache->pos.lat) && !isnan(cache->pos.lon)) { |
1222 | preset_picker_add(store, appdata, icon_get(ICON_POS, cache->type + 6), |
1223 | name, cb_cache, 0); |
1224 | } |
1225 | |
1226 | /* overwritten cache position */ |
1227 | if(cache->notes && |
1228 | !isnan(cache->notes->pos.lat) && !isnan(cache->notes->pos.lon)) { |
1229 | preset_picker_add(store, appdata, icon_get(ICON_POS, cache->type + 6), |
1230 | _("Modified coordinate"), cb_cache, 1); |
1231 | } |
1232 | |
1233 | wpt_t *wpt = cache->wpt; |
1234 | gint id = 2; |
1235 | while(wpt) { |
1236 | GdkPixbuf *icon = NULL; |
1237 | if(wpt->sym != WPT_SYM_UNKNOWN) |
1238 | icon = icon_get(ICON_POS, wpt->sym); |
1239 | |
1240 | char *name = wpt->desc; |
1241 | if(!name) name = wpt->cmt; |
1242 | if(!name) name = wpt->id; |
1243 | |
1244 | preset_picker_add(store, appdata, icon, name, cb_cache, id++); |
1245 | wpt = wpt->next; |
1246 | } |
1247 | } |
1248 | |
1249 | |
1250 | gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store)); |
1251 | g_object_unref(store); |
1252 | |
1253 | /* make list react on clicks */ |
1254 | g_signal_connect(view, "row-activated", |
1255 | (GCallback)on_preset_picker_activated, appdata); |
1256 | |
1257 | /* put this inside a scrolled view */ |
1258 | #ifndef USE_PANNABLE_AREA |
1259 | GtkWidget *scrolled_window = gtk_scrolled_window_new (NULL, NULL); |
1260 | gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window), |
1261 | GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC); |
1262 | gtk_container_add(GTK_CONTAINER(scrolled_window), view); |
1263 | return scrolled_window; |
1264 | #else |
1265 | GtkWidget *pannable_area = hildon_pannable_area_new(); |
1266 | gtk_container_add(GTK_CONTAINER(pannable_area), view); |
1267 | return pannable_area; |
1268 | #endif |
1269 | } |
1270 | |
1271 | static gint on_preset_picker_button_press(GtkWidget *button, |
1272 | GdkEventButton *event, gpointer data) { |
1273 | appdata_t *appdata = (appdata_t*)data; |
1274 | |
1275 | gpointer lat_entry = g_object_get_data(G_OBJECT(button), "lat_entry"); |
1276 | gpointer lon_entry = g_object_get_data(G_OBJECT(button), "lon_entry"); |
1277 | |
1278 | if(event->type == GDK_BUTTON_PRESS) { |
1279 | GtkWidget *dialog = |
1280 | gtk_dialog_new_with_buttons(_("Preset coordinates"), |
1281 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
1282 | GTK_DIALOG_MODAL, |
1283 | GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, |
1284 | NULL); |
1285 | |
1286 | gtk_window_set_default_size(GTK_WINDOW(dialog), 400, 200); |
1287 | |
1288 | gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), |
1289 | preset_picker_create(appdata, lat_entry, lon_entry)); |
1290 | |
1291 | gtk_widget_show_all(dialog); |
1292 | gtk_dialog_run(GTK_DIALOG(dialog)); |
1293 | gtk_widget_destroy(dialog); |
1294 | |
1295 | return TRUE; |
1296 | } |
1297 | return FALSE; |
1298 | } |
1299 | #endif |
1300 | |
1301 | void preset_coordinate_picker_update(appdata_t *appdata, GtkWidget *widget) { |
1302 | #ifndef PRESET_PICKER_DIALOG |
1303 | printf("updating popup menu\n"); |
1304 | |
1305 | GtkWidget *menu = g_object_get_data(G_OBJECT(widget), "menu"); |
1306 | g_assert(menu); |
1307 | gtk_widget_destroy(menu); |
1308 | |
1309 | gpointer lat_entry = g_object_get_data(G_OBJECT(widget), "lat_entry"); |
1310 | g_assert(lat_entry); |
1311 | gpointer lon_entry = g_object_get_data(G_OBJECT(widget), "lon_entry"); |
1312 | g_assert(lon_entry); |
1313 | |
1314 | menu = popup_menu_create(appdata, lat_entry, lon_entry); |
1315 | g_object_set_data(G_OBJECT(widget), "menu", (gpointer)menu); |
1316 | #endif |
1317 | } |
1318 | |
1319 | GtkWidget *preset_coordinate_picker(appdata_t *appdata, |
1320 | GtkWidget *lat_entry, GtkWidget *lon_entry) { |
1321 | |
1322 | GtkWidget *button = gtk_button_new(); |
1323 | |
1324 | gtk_button_set_image(GTK_BUTTON(button), icon_get_widget(ICON_POS, 17)); |
1325 | |
1326 | gtk_widget_set_tooltip_text(button, _("Preset coordinates")); |
1327 | |
1328 | g_object_set_data(G_OBJECT(button), "lat_entry", (gpointer)lat_entry); |
1329 | g_object_set_data(G_OBJECT(button), "lon_entry", (gpointer)lon_entry); |
1330 | |
1331 | g_object_set_data(G_OBJECT(button), "lat_entry", (gpointer)lat_entry); |
1332 | g_object_set_data(G_OBJECT(button), "lon_entry", (gpointer)lon_entry); |
1333 | |
1334 | #ifndef PRESET_PICKER_DIALOG |
1335 | gtk_signal_connect(GTK_OBJECT(button), "button-press-event", |
1336 | (GtkSignalFunc)on_popup_button_press, appdata); |
1337 | |
1338 | gtk_signal_connect(GTK_OBJECT(button), "destroy", |
1339 | (GtkSignalFunc)on_popup_destroy, appdata); |
1340 | |
1341 | g_object_set_data(G_OBJECT(button), "menu", |
1342 | popup_menu_create(appdata, lat_entry, lon_entry)); |
1343 | #else |
1344 | #ifdef FREMANTLE |
1345 | hildon_gtk_widget_set_theme_size(button, |
1346 | (HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH)); |
1347 | #endif |
1348 | |
1349 | gtk_signal_connect(GTK_OBJECT(button), "button-press-event", |
1350 | (GtkSignalFunc)on_preset_picker_button_press, appdata); |
1351 | #endif |
1352 | |
1353 | return button; |
1354 | } |
1355 | |
1356 | GtkWidget *entry_new(void) { |
1357 | #if !defined(USE_MAEMO) || (MAEMO_VERSION_MAJOR < 5) |
1358 | return gtk_entry_new(); |
1359 | #else |
1360 | return hildon_entry_new(HILDON_SIZE_AUTO); |
1361 | #endif |
1362 | } |
1363 | |
1364 | gboolean pos_differ(pos_t *pos1, pos_t *pos2) { |
1365 | int lat1 = (60000 * pos1->lat)+0.5, lon1 = (60000 * pos1->lon)+0.5; |
1366 | int lat2 = (60000 * pos2->lat)+0.5, lon2 = (60000 * pos2->lon)+0.5; |
1367 | |
1368 | return((lat1 != lat2) || (lon1 != lon2)); |
1369 | } |
1370 |