Contents of /trunk/src/info.c

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Revision 234 - (show annotations)
Mon Jul 20 20:15:10 2009 UTC (14 years, 9 months ago) by harbaum
File MIME type: text/plain
File size: 17080 byte(s) 
Ignore created_by when copying tags
1 /*
2 * Copyright (C) 2008 Till Harbaum <till@harbaum.org>.
3 *
4 * This file is part of OSM2Go.
5 *
6 * OSM2Go 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 * OSM2Go 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 OSM2Go. If not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #include "appdata.h"
21
22 enum {
23 TAG_COL_KEY = 0,
24 TAG_COL_VALUE,
25 TAG_COL_COLLISION,
26 TAG_COL_DATA,
27 TAG_NUM_COLS
28 };
29
30 gboolean info_tag_key_collision(tag_t *tags, tag_t *tag) {
31 while(tags) {
32 if((tags != tag) && (strcasecmp(tags->key, tag->key) == 0))
33 return TRUE;
34
35 tags = tags->next;
36 }
37 return FALSE;
38 }
39
40 static gboolean
41 view_selection_func(GtkTreeSelection *selection, GtkTreeModel *model,
42 GtkTreePath *path, gboolean path_currently_selected,
43 gpointer userdata) {
44 tag_context_t *context = (tag_context_t*)userdata;
45 GtkTreeIter iter;
46
47 if(gtk_tree_model_get_iter(model, &iter, path)) {
48 g_assert(gtk_tree_path_get_depth(path) == 1);
49
50 tag_t *tag;
51 gtk_tree_model_get(model, &iter, TAG_COL_DATA, &tag, -1);
52
53 /* you just cannot delete or edit the "created_by" tag */
54 if(strcasecmp(tag->key, "created_by") == 0) {
55 list_button_enable(context->list, LIST_BUTTON_REMOVE, FALSE);
56 list_button_enable(context->list, LIST_BUTTON_EDIT, FALSE);
57 } else {
58 list_button_enable(context->list, LIST_BUTTON_REMOVE, TRUE);
59 list_button_enable(context->list, LIST_BUTTON_EDIT, TRUE);
60 }
61 }
62
63 return TRUE; /* allow selection state to change */
64 }
65
66 static void update_collisions(GtkListStore *store, tag_t *tags) {
67 GtkTreeIter iter;
68 tag_t *tag = NULL;
69
70 /* walk the entire store to get all values */
71 if(gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
72 gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, TAG_COL_DATA, &tag, -1);
73 g_assert(tag);
74 gtk_list_store_set(store, &iter,
75 TAG_COL_COLLISION, info_tag_key_collision(tags, tag), -1);
76
77 while(gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter)) {
78 gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
79 TAG_COL_DATA, &tag, -1);
80 g_assert(tag);
81 gtk_list_store_set(store, &iter,
82 TAG_COL_COLLISION, info_tag_key_collision(tags, tag), -1);
83 }
84 }
85 }
86
87 static void on_tag_remove(GtkWidget *but, tag_context_t *context) {
88 GtkTreeModel *model;
89 GtkTreeIter iter;
90
91 GtkTreeSelection *selection = list_get_selection(context->list);
92 if(gtk_tree_selection_get_selected(selection, &model, &iter)) {
93 tag_t *tag;
94 gtk_tree_model_get(model, &iter, TAG_COL_DATA, &tag, -1);
95
96 g_assert(tag);
97
98 /* de-chain */
99 printf("de-chaining tag %s/%s\n", tag->key, tag->value);
100 tag_t **prev = context->tag;
101 while(*prev != tag) prev = &((*prev)->next);
102 *prev = tag->next;
103
104 /* free tag itself */
105 osm_tag_free(tag);
106
107 /* and remove from store */
108 gtk_list_store_remove(GTK_LIST_STORE(model), &iter);
109
110 update_collisions(context->store, *context->tag);
111 }
112
113 /* disable remove and edit buttons */
114 list_button_enable(context->list, LIST_BUTTON_REMOVE, FALSE);
115 list_button_enable(context->list, LIST_BUTTON_EDIT, FALSE);
116 }
117
118 static gboolean tag_edit(tag_context_t *context) {
119
120 GtkTreeModel *model;
121 GtkTreeIter iter;
122 tag_t *tag;
123
124 GtkTreeSelection *sel = list_get_selection(context->list);
125 if(!sel) {
126 printf("got no selection object\n");
127 return FALSE;
128 }
129
130 if(!gtk_tree_selection_get_selected(sel, &model, &iter)) {
131 printf("nothing selected\n");
132 return FALSE;
133 }
134
135 gtk_tree_model_get(model, &iter, TAG_COL_DATA, &tag, -1);
136 printf("got %s/%s\n", tag->key, tag->value);
137
138 GtkWidget *dialog = misc_dialog_new(MISC_DIALOG_SMALL, _("Edit Tag"),
139 GTK_WINDOW(context->dialog),
140 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
141 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
142 NULL);
143
144 gtk_dialog_set_default_response(GTK_DIALOG(dialog),
145 GTK_RESPONSE_ACCEPT);
146
147 GtkWidget *label, *key, *value;
148 GtkWidget *table = gtk_table_new(2, 2, FALSE);
149
150 gtk_table_attach(GTK_TABLE(table), label = gtk_label_new(_("Key:")),
151 0, 1, 0, 1, 0, 0, 0, 0);
152 gtk_misc_set_alignment(GTK_MISC(label), 1.f, 0.5f);
153 gtk_table_attach_defaults(GTK_TABLE(table),
154 key = gtk_entry_new(), 1, 2, 0, 1);
155 gtk_entry_set_activates_default(GTK_ENTRY(key), TRUE);
156 HILDON_ENTRY_NO_AUTOCAP(key);
157
158 gtk_table_attach(GTK_TABLE(table), label = gtk_label_new(_("Value:")),
159 0, 1, 1, 2, 0, 0, 0, 0);
160 gtk_misc_set_alignment(GTK_MISC(label), 1.f, 0.5f);
161 gtk_table_attach_defaults(GTK_TABLE(table),
162 value = gtk_entry_new(), 1, 2, 1, 2);
163 gtk_entry_set_activates_default(GTK_ENTRY(value), TRUE);
164 HILDON_ENTRY_NO_AUTOCAP(value);
165
166 gtk_entry_set_text(GTK_ENTRY(key), tag->key);
167 gtk_entry_set_text(GTK_ENTRY(value), tag->value);
168
169 gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), table);
170
171 gtk_widget_show_all(dialog);
172
173 if(GTK_RESPONSE_ACCEPT == gtk_dialog_run(GTK_DIALOG(dialog))) {
174 free(tag->key); free(tag->value);
175 tag->key = strdup((char*)gtk_entry_get_text(GTK_ENTRY(key)));
176 tag->value = strdup((char*)gtk_entry_get_text(GTK_ENTRY(value)));
177 printf("setting %s/%s\n", tag->key, tag->value);
178
179 gtk_list_store_set(context->store, &iter,
180 TAG_COL_KEY, tag->key,
181 TAG_COL_VALUE, tag->value,
182 -1);
183
184 gtk_widget_destroy(dialog);
185
186 /* update collisions for all entries */
187 update_collisions(context->store, *context->tag);
188 return TRUE;
189 }
190
191 gtk_widget_destroy(dialog);
192 return FALSE;
193 }
194
195 static void on_tag_edit(GtkWidget *button, tag_context_t *context) {
196 tag_edit(context);
197 }
198
199 static void on_tag_last(GtkWidget *button, tag_context_t *context) {
200 static const char *type_name[] = { "illegal", "node", "way", "relation" };
201
202 if(yes_no_f(context->dialog,
203 context->appdata, MISC_AGAIN_ID_OVERWRITE_TAGS, 0,
204 _("Overwrite tags?"),
205 _("This will overwrite all tags of this %s with the "
206 "ones from the %s selected last.\n\n"
207 "Do you really want this?"),
208 type_name[context->object.type], type_name[context->object.type])) {
209
210 osm_tags_free(*context->tag);
211
212 if(context->object.type == NODE)
213 *context->tag = osm_tags_copy(context->appdata->map->last_node_tags);
214 else
215 *context->tag = osm_tags_copy(context->appdata->map->last_way_tags);
216
217 info_tags_replace(context);
218 }
219 }
220
221 static void on_tag_add(GtkWidget *button, tag_context_t *context) {
222 /* search end of tag chain */
223 tag_t **tag = context->tag;
224 while(*tag)
225 tag = &(*tag)->next;
226
227 /* create and append a new tag */
228 *tag = g_new0(tag_t, 1);
229 if(!*tag) {
230 errorf(GTK_WIDGET(context->appdata->window), _("Out of memory"));
231 return;
232 }
233
234 /* fill with some empty strings */
235 (*tag)->key = strdup("");
236 (*tag)->value = strdup("");
237
238 /* append a row for the new data */
239 GtkTreeIter iter;
240 gtk_list_store_append(context->store, &iter);
241 gtk_list_store_set(context->store, &iter,
242 TAG_COL_KEY, (*tag)->key,
243 TAG_COL_VALUE, (*tag)->value,
244 TAG_COL_COLLISION, FALSE,
245 TAG_COL_DATA, *tag,
246 -1);
247
248 gtk_tree_selection_select_iter(
249 list_get_selection(context->list), &iter);
250
251 if(!tag_edit(context)) {
252 printf("cancelled\n");
253 on_tag_remove(NULL, context);
254 }
255 }
256
257 void info_tags_replace(tag_context_t *context) {
258 gtk_list_store_clear(context->store);
259
260 GtkTreeIter iter;
261 tag_t *tag = *context->tag;
262 while(tag) {
263 gtk_list_store_append(context->store, &iter);
264 gtk_list_store_set(context->store, &iter,
265 TAG_COL_KEY, tag->key,
266 TAG_COL_VALUE, tag->value,
267 TAG_COL_COLLISION, info_tag_key_collision(*context->tag, tag),
268 TAG_COL_DATA, tag,
269 -1);
270 tag = tag->next;
271 }
272 }
273
274 static void on_relations(GtkWidget *button, tag_context_t *context) {
275 relation_add_dialog(context->dialog, context->appdata, &context->object);
276 }
277
278 static GtkWidget *tag_widget(tag_context_t *context) {
279 context->list = list_new(LIST_HILDON_WITH_HEADERS_ON_MAEMO5);
280
281 list_set_static_buttons(context->list, FALSE, G_CALLBACK(on_tag_add),
282 G_CALLBACK(on_tag_edit), G_CALLBACK(on_tag_remove), context);
283
284 list_set_selection_function(context->list, view_selection_func, context);
285
286 list_set_user_buttons(context->list,
287 LIST_BUTTON_USER0, _("Last"), on_tag_last,
288 LIST_BUTTON_USER2, _("Relations"), on_relations,
289 0);
290
291 /* setup both columns */
292 list_set_columns(context->list,
293 _("Key"), TAG_COL_KEY,
294 LIST_FLAG_ELLIPSIZE|LIST_FLAG_CAN_HIGHLIGHT, TAG_COL_COLLISION,
295 _("Value"), TAG_COL_VALUE,
296 LIST_FLAG_ELLIPSIZE,
297 NULL);
298
299 GtkWidget *presets = josm_presets_select(context->appdata, context);
300 if(presets)
301 list_set_custom_user_button(context->list, LIST_BUTTON_USER1, presets);
302
303 /* disable if no appropriate "last" tags have been stored or if the */
304 /* selected item isn't a node or way */
305 if(((context->object.type == NODE) &&
306 (!context->appdata->map->last_node_tags)) ||
307 ((context->object.type == WAY) &&
308 (!context->appdata->map->last_way_tags)) ||
309 ((context->object.type != NODE) && (context->object.type != WAY)))
310 list_button_enable(context->list, LIST_BUTTON_USER0, FALSE);
311
312 /* --------- build and fill the store ------------ */
313 context->store = gtk_list_store_new(TAG_NUM_COLS,
314 G_TYPE_STRING, G_TYPE_STRING, G_TYPE_BOOLEAN, G_TYPE_POINTER);
315
316 list_set_store(context->list, context->store);
317
318 GtkTreeIter iter;
319 tag_t *tag = *context->tag;
320 while(tag) {
321 /* Append a row and fill in some data */
322 gtk_list_store_append(context->store, &iter);
323 gtk_list_store_set(context->store, &iter,
324 TAG_COL_KEY, tag->key,
325 TAG_COL_VALUE, tag->value,
326 TAG_COL_COLLISION, info_tag_key_collision(*context->tag, tag),
327 TAG_COL_DATA, tag,
328 -1);
329 tag = tag->next;
330 }
331
332 g_object_unref(context->store);
333
334 return context->list;
335 }
336
337 static void on_relation_members(GtkWidget *but, tag_context_t *context) {
338 g_assert(context->object.type == RELATION);
339 relation_show_members(context->dialog, context->object.relation);
340 }
341
342 /* edit tags of currently selected node or way or of the relation */
343 /* given */
344 gboolean info_dialog(GtkWidget *parent, appdata_t *appdata, object_t *object) {
345
346 tag_context_t *context = g_new0(tag_context_t, 1);
347 user_t *user = NULL;
348 char *str = NULL;
349 time_t stime = 0;
350 tag_t *work_copy = NULL;
351
352 context->appdata = appdata;
353 context->tag = &work_copy;
354
355 /* use implicit selection if not explicitely given */
356 if(!object) {
357 g_assert((appdata->map->selected.object.type == NODE) ||
358 (appdata->map->selected.object.type == WAY) ||
359 (appdata->map->selected.object.type == RELATION));
360
361 context->object = appdata->map->selected.object;
362 } else
363 context->object = *object;
364
365 // str = osm_object_string(&context->object);
366 // str[0] = g_ascii_toupper (str[0]);
367
368 switch(context->object.type) {
369 case NODE:
370 str = g_strdup_printf(_("Node #" ITEM_ID_FORMAT), context->object.node->id);
371 user = context->object.node->user;
372 work_copy = osm_tags_copy(context->object.node->tag);
373 stime = context->object.node->time;
374 context->presets_type = PRESETS_TYPE_NODE;
375 break;
376
377 case WAY:
378 str = g_strdup_printf(_("Way #" ITEM_ID_FORMAT), context->object.way->id);
379 user = context->object.way->user;
380 work_copy = osm_tags_copy(context->object.way->tag);
381 stime = context->object.way->time;
382 context->presets_type = PRESETS_TYPE_WAY;
383
384 if(osm_way_get_last_node(context->object.way) ==
385 osm_way_get_first_node(context->object.way))
386 context->presets_type |= PRESETS_TYPE_CLOSEDWAY;
387
388 break;
389
390 case RELATION:
391 str = g_strdup_printf(_("Relation #" ITEM_ID_FORMAT),
392 context->object.relation->id);
393 user = context->object.relation->user;
394 work_copy = osm_tags_copy(context->object.relation->tag);
395 stime = context->object.relation->time;
396 context->presets_type = PRESETS_TYPE_RELATION;
397 break;
398
399 default:
400 g_assert((context->object.type == NODE) ||
401 (context->object.type == WAY) ||
402 (context->object.type == RELATION));
403 break;
404 }
405
406 context->dialog = misc_dialog_new(MISC_DIALOG_LARGE, str,
407 GTK_WINDOW(parent),
408 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
409 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
410 NULL);
411 g_free(str);
412
413 gtk_dialog_set_default_response(GTK_DIALOG(context->dialog),
414 GTK_RESPONSE_ACCEPT);
415
416 GtkWidget *label;
417 GtkWidget *table = gtk_table_new(2, 2, FALSE); // x, y
418
419 /* ------------ user ----------------- */
420 if(user) {
421 label = gtk_label_new(user->name);
422 gtk_label_set_ellipsize(GTK_LABEL(label), PANGO_ELLIPSIZE_END);
423 gtk_table_attach_defaults(GTK_TABLE(table), label, 0, 1, 0, 1);
424 }
425
426 /* ------------ time ----------------- */
427
428 struct tm *loctime = localtime(&stime);
429 char time_str[32];
430 strftime(time_str, sizeof(time_str), "%x %X", loctime);
431 label = gtk_label_new(time_str);
432 gtk_table_attach_defaults(GTK_TABLE(table), label, 1, 2, 0, 1);
433
434 /* ------------ coordinate (only for nodes) ----------------- */
435 switch(context->object.type) {
436 case NODE: {
437 char pos_str[32];
438 pos_lat_str(pos_str, sizeof(pos_str), context->object.node->pos.lat);
439 label = gtk_label_new(pos_str);
440 gtk_table_attach_defaults(GTK_TABLE(table), label, 0, 1, 1, 2);
441 pos_lat_str(pos_str, sizeof(pos_str), context->object.node->pos.lon);
442 label = gtk_label_new(pos_str);
443 gtk_table_attach_defaults(GTK_TABLE(table), label, 1, 2, 1, 2);
444 } break;
445
446 case WAY: {
447 char *nodes_str = g_strdup_printf(_("Length: %u nodes"),
448 osm_way_number_of_nodes(context->object.way));
449 label = gtk_label_new(nodes_str);
450 gtk_table_attach_defaults(GTK_TABLE(table), label, 0, 1, 1, 2);
451 g_free(nodes_str);
452
453 char *type_str = g_strdup_printf("%s (%s)",
454 (osm_way_get_last_node(context->object.way) ==
455 osm_way_get_first_node(context->object.way))?
456 "closed way":"open way",
457 (context->object.way->draw.flags & OSM_DRAW_FLAG_AREA)?
458 "area":"line");
459
460 label = gtk_label_new(type_str);
461 gtk_table_attach_defaults(GTK_TABLE(table), label, 1, 2, 1, 2);
462 g_free(type_str);
463 } break;
464
465 case RELATION: {
466 /* relations tell something about their members */
467 gint nodes = 0, ways = 0, relations = 0;
468 member_t *member = context->object.relation->member;
469 while(member) {
470 switch(member->object.type) {
471 case NODE:
472 case NODE_ID:
473 nodes++;
474 break;
475 case WAY:
476 case WAY_ID:
477 ways++;
478 break;
479 case RELATION:
480 case RELATION_ID:
481 relations++;
482 break;
483
484 default:
485 break;
486 }
487
488 member = member->next;
489 }
490
491 char *str =
492 g_strdup_printf(_("Members: %d nodes, %d ways, %d relations"),
493 nodes, ways, relations);
494
495 GtkWidget *member_btn = gtk_button_new_with_label(str);
496 gtk_signal_connect(GTK_OBJECT(member_btn), "clicked",
497 GTK_SIGNAL_FUNC(on_relation_members), context);
498 gtk_table_attach_defaults(GTK_TABLE(table), member_btn, 0, 2, 1, 2);
499
500 g_free(str);
501 break;
502
503 default:
504 printf("ERROR: No node, way or relation\n");
505 g_assert(0);
506 break;
507 } }
508
509 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(context->dialog)->vbox), table,
510 FALSE, FALSE, 0);
511
512
513 /* ------------ tags ----------------- */
514
515 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(context->dialog)->vbox),
516 tag_widget(context), TRUE, TRUE, 0);
517
518 /* ----------------------------------- */
519
520 gtk_widget_show_all(context->dialog);
521 gboolean ok = FALSE;
522
523 if(gtk_dialog_run(GTK_DIALOG(context->dialog)) == GTK_RESPONSE_ACCEPT) {
524 ok = TRUE;
525
526 gtk_widget_destroy(context->dialog);
527
528 /* replace original tags with work copy */
529 switch(context->object.type) {
530
531 case NODE:
532 osm_tags_free(context->object.node->tag);
533 context->object.node->tag = osm_tags_copy(work_copy);
534 break;
535
536 case WAY:
537 osm_tags_free(context->object.way->tag);
538 context->object.way->tag = osm_tags_copy(work_copy);
539 break;
540
541 case RELATION:
542 osm_tags_free(context->object.relation->tag);
543 context->object.relation->tag = osm_tags_copy(work_copy);
544 break;
545
546 default:
547 break;
548 }
549
550 /* since nodes being parts of ways but with no tags are invisible, */
551 /* the result of editing them may have changed their visibility */
552 if(!object && context->object.type != RELATION)
553 map_item_redraw(appdata, &appdata->map->selected);
554
555 osm_object_set_flags(&context->object, OSM_FLAG_DIRTY, 0);
556 } else {
557 gtk_widget_destroy(context->dialog);
558 osm_tags_free(work_copy);
559 }
560
561 g_free(context);
562 return ok;
563 }