Contents of /trunk/src/info.c

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Revision 1 - (show annotations)
Tue Dec 9 20:06:06 2008 UTC (15 years, 5 months ago) by harbaum
Original Path: src/info.c
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Initial import
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 if(context->but_remove && context->but_edit) {
54
55 /* you just cannot delete or edit the "created_by" tag */
56 if(context->but_remove && context->but_edit) {
57 if(strcasecmp(tag->key, "created_by") == 0) {
58 gtk_widget_set_sensitive(context->but_remove, FALSE);
59 gtk_widget_set_sensitive(context->but_edit, FALSE);
60 } else {
61 gtk_widget_set_sensitive(context->but_remove, TRUE);
62 gtk_widget_set_sensitive(context->but_edit, TRUE);
63 }
64 }
65 }
66 }
67
68 return TRUE; /* allow selection state to change */
69 }
70
71 static void update_collisions(GtkListStore *store, tag_t *tags) {
72 GtkTreeIter iter;
73 tag_t *tag = NULL;
74
75 /* walk the entire store to get all values */
76 if(gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
77 gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, TAG_COL_DATA, &tag, -1);
78 g_assert(tag);
79 gtk_list_store_set(store, &iter,
80 TAG_COL_COLLISION, info_tag_key_collision(tags, tag), -1);
81
82 while(gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter)) {
83 gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
84 TAG_COL_DATA, &tag, -1);
85 g_assert(tag);
86 gtk_list_store_set(store, &iter,
87 TAG_COL_COLLISION, info_tag_key_collision(tags, tag), -1);
88 }
89 }
90 }
91
92 static void on_tag_remove(GtkWidget *but, tag_context_t *context) {
93 GtkTreeSelection *selection;
94 GtkTreeModel *model;
95 GtkTreeIter iter;
96
97 selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(context->view));
98 if(gtk_tree_selection_get_selected(selection, &model, &iter)) {
99 tag_t *tag;
100 gtk_tree_model_get(model, &iter, TAG_COL_DATA, &tag, -1);
101
102 g_assert(tag);
103
104 /* de-chain */
105 printf("de-chaining tag %s/%s\n", tag->key, tag->value);
106 tag_t **prev = context->tag;
107 while(*prev != tag) prev = &((*prev)->next);
108 *prev = tag->next;
109
110 /* free tag itself */
111 osm_tag_free(tag);
112
113 /* and remove from store */
114 gtk_list_store_remove(GTK_LIST_STORE(model), &iter);
115
116 update_collisions(context->store, *context->tag);
117 }
118
119 /* disable remove and edit buttons */
120 gtk_widget_set_sensitive(context->but_remove, FALSE);
121 gtk_widget_set_sensitive(context->but_edit, FALSE);
122 }
123
124 static gboolean tag_edit(tag_context_t *context) {
125
126 GtkTreeModel *model;
127 GtkTreeIter iter;
128 tag_t *tag;
129
130 GtkTreeSelection *sel = gtk_tree_view_get_selection(
131 GTK_TREE_VIEW(context->view));
132 if(!sel) {
133 printf("got no selection object\n");
134 return FALSE;
135 }
136
137 if(!gtk_tree_selection_get_selected(sel, &model, &iter)) {
138 printf("nothing selected\n");
139 return FALSE;
140 }
141
142 gtk_tree_model_get(model, &iter, TAG_COL_DATA, &tag, -1);
143 printf("got %s/%s\n", tag->key, tag->value);
144
145 GtkWidget *dialog = gtk_dialog_new_with_buttons(_("Edit Tag"),
146 GTK_WINDOW(context->dialog), GTK_DIALOG_MODAL,
147 GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
148 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
149 NULL);
150
151 gtk_dialog_set_default_response(GTK_DIALOG(dialog),
152 GTK_RESPONSE_ACCEPT);
153
154 GtkWidget *label, *key, *value;
155 GtkWidget *table = gtk_table_new(2, 2, FALSE);
156
157 gtk_table_attach_defaults(GTK_TABLE(table),
158 label = gtk_label_new(_("Key:")), 0, 1, 0, 1);
159 gtk_misc_set_alignment(GTK_MISC(label), 1.f, 0.5f);
160 gtk_table_attach_defaults(GTK_TABLE(table),
161 key = gtk_entry_new(), 1, 2, 0, 1);
162 gtk_entry_set_activates_default(GTK_ENTRY(key), TRUE);
163 HILDON_ENTRY_NO_AUTOCAP(key);
164
165 gtk_table_attach_defaults(GTK_TABLE(table),
166 label = gtk_label_new(_("Value:")), 0, 1, 1, 2);
167 gtk_misc_set_alignment(GTK_MISC(label), 1.f, 0.5f);
168 gtk_table_attach_defaults(GTK_TABLE(table),
169 value = gtk_entry_new(), 1, 2, 1, 2);
170 gtk_entry_set_activates_default(GTK_ENTRY(value), TRUE);
171 HILDON_ENTRY_NO_AUTOCAP(value);
172
173 gtk_entry_set_text(GTK_ENTRY(key), tag->key);
174 gtk_entry_set_text(GTK_ENTRY(value), tag->value);
175
176 gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), table);
177
178 gtk_widget_show_all(dialog);
179
180 if(GTK_RESPONSE_ACCEPT == gtk_dialog_run(GTK_DIALOG(dialog))) {
181 free(tag->key); free(tag->value);
182 tag->key = strdup((char*)gtk_entry_get_text(GTK_ENTRY(key)));
183 tag->value = strdup((char*)gtk_entry_get_text(GTK_ENTRY(value)));
184 printf("setting %s/%s\n", tag->key, tag->value);
185
186 gtk_list_store_set(context->store, &iter,
187 TAG_COL_KEY, tag->key,
188 TAG_COL_VALUE, tag->value,
189 -1);
190
191 gtk_widget_destroy(dialog);
192
193 /* update collisions for all entries */
194 update_collisions(context->store, *context->tag);
195 return TRUE;
196 }
197
198 gtk_widget_destroy(dialog);
199 return FALSE;
200 }
201
202 static void on_tag_edit(GtkWidget *button, tag_context_t *context) {
203 tag_edit(context);
204 }
205
206 static void on_tag_last(GtkWidget *button, tag_context_t *context) {
207 static const char *type_name[] = { "illegal", "node", "way", "relation" };
208
209 if(yes_no_f(context->dialog,
210 context->appdata, MISC_AGAIN_ID_OVERWRITE_TAGS, 0,
211 _("Overwrite tags?"),
212 _("This will overwrite all tags of this %s with the "
213 "ones from the %s selected last.\n\n"
214 "Do you really want this?"),
215 type_name[context->type], type_name[context->type])) {
216
217 osm_tags_free(*context->tag);
218
219 if(context->type == NODE)
220 *context->tag = osm_tags_copy(context->appdata->map->last_node_tags, TRUE);
221 else
222 *context->tag = osm_tags_copy(context->appdata->map->last_way_tags, TRUE);
223
224 info_tags_replace(context);
225 }
226 }
227
228 static void on_tag_add(GtkWidget *button, tag_context_t *context) {
229 /* search end of tag chain */
230 tag_t **tag = context->tag;
231 while(*tag)
232 tag = &(*tag)->next;
233
234 /* create and append a new tag */
235 *tag = g_new0(tag_t, 1);
236 if(!*tag) {
237 errorf(GTK_WIDGET(context->appdata->window), _("Out of memory"));
238 return;
239 }
240
241 /* fill with some empty strings */
242 (*tag)->key = strdup("");
243 (*tag)->value = strdup("");
244
245 /* append a row for the new data */
246 GtkTreeIter iter;
247 gtk_list_store_append(context->store, &iter);
248 gtk_list_store_set(context->store, &iter,
249 TAG_COL_KEY, (*tag)->key,
250 TAG_COL_VALUE, (*tag)->value,
251 TAG_COL_COLLISION, FALSE,
252 TAG_COL_DATA, *tag,
253 -1);
254
255 gtk_tree_selection_select_iter(gtk_tree_view_get_selection(
256 GTK_TREE_VIEW(context->view)), &iter);
257
258 if(!tag_edit(context)) {
259 printf("cancelled\n");
260 on_tag_remove(NULL, context);
261 }
262 }
263
264 void info_tags_replace(tag_context_t *context) {
265 gtk_list_store_clear(context->store);
266
267 GtkTreeIter iter;
268 tag_t *tag = *context->tag;
269 while(tag) {
270 gtk_list_store_append(context->store, &iter);
271 gtk_list_store_set(context->store, &iter,
272 TAG_COL_KEY, tag->key,
273 TAG_COL_VALUE, tag->value,
274 TAG_COL_COLLISION, info_tag_key_collision(*context->tag, tag),
275 TAG_COL_DATA, tag,
276 -1);
277 tag = tag->next;
278 }
279 }
280
281 static GtkWidget *tag_widget(tag_context_t *context) {
282 GtkWidget *vbox = gtk_vbox_new(FALSE,3);
283 context->view = gtk_tree_view_new();
284
285 gtk_tree_selection_set_select_function(
286 gtk_tree_view_get_selection(GTK_TREE_VIEW(context->view)),
287 view_selection_func,
288 context, NULL);
289
290 /* --- "Key" column --- */
291 GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
292 g_object_set(renderer,
293 "ellipsize", PANGO_ELLIPSIZE_END,
294 "background", "red",
295 NULL );
296 GtkTreeViewColumn *column = gtk_tree_view_column_new_with_attributes(
297 _("Key"), renderer,
298 "text", TAG_COL_KEY,
299 "background-set", TAG_COL_COLLISION,
300 NULL);
301 gtk_tree_view_column_set_expand(column, TRUE);
302 gtk_tree_view_insert_column(GTK_TREE_VIEW(context->view), column, -1);
303
304 /* --- "Value" column --- */
305 renderer = gtk_cell_renderer_text_new();
306 g_object_set(renderer,
307 "ellipsize", PANGO_ELLIPSIZE_END,
308 NULL );
309 column = gtk_tree_view_column_new_with_attributes(
310 _("Value"), renderer,
311 "text", TAG_COL_VALUE,
312 NULL);
313 gtk_tree_view_column_set_expand(column, TRUE);
314 gtk_tree_view_insert_column(GTK_TREE_VIEW(context->view), column, -1);
315
316 /* build and fill the store */
317 context->store = gtk_list_store_new(TAG_NUM_COLS,
318 G_TYPE_STRING, G_TYPE_STRING, G_TYPE_BOOLEAN, G_TYPE_POINTER);
319
320 gtk_tree_view_set_model(GTK_TREE_VIEW(context->view),
321 GTK_TREE_MODEL(context->store));
322
323 GtkTreeIter iter;
324 tag_t *tag = *context->tag;
325 while(tag) {
326 /* Append a row and fill in some data */
327 gtk_list_store_append(context->store, &iter);
328 gtk_list_store_set(context->store, &iter,
329 TAG_COL_KEY, tag->key,
330 TAG_COL_VALUE, tag->value,
331 TAG_COL_COLLISION, info_tag_key_collision(*context->tag, tag),
332 TAG_COL_DATA, tag,
333 -1);
334 tag = tag->next;
335 }
336
337 g_object_unref(context->store);
338
339 /* put it into a scrolled window */
340 GtkWidget *scrolled_window = gtk_scrolled_window_new(NULL, NULL);
341 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
342 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
343 gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled_window),
344 GTK_SHADOW_ETCHED_IN);
345 // gtk_container_set_border_width(GTK_CONTAINER(scrolled_window), 3);
346 gtk_container_add(GTK_CONTAINER(scrolled_window), context->view);
347 gtk_box_pack_start_defaults(GTK_BOX(vbox), scrolled_window);
348
349 /* ------- button box ------------ */
350
351 GtkWidget *hbox = gtk_hbox_new(TRUE,3);
352
353 GtkWidget *but_last = gtk_button_new_with_label(_("Last..."));
354 gtk_box_pack_start_defaults(GTK_BOX(hbox), but_last);
355
356 /* disable if no appropriate "last" tags have been stored or if the */
357 /* selected item isn't a node or way */
358 if(((context->type == NODE) &&
359 (!context->appdata->map->last_node_tags)) ||
360 ((context->type == WAY) &&
361 (!context->appdata->map->last_way_tags)) ||
362 ((context->type != NODE) && (context->type != WAY)))
363 gtk_widget_set_sensitive(but_last, FALSE);
364
365 gtk_signal_connect(GTK_OBJECT(but_last), "clicked",
366 GTK_SIGNAL_FUNC(on_tag_last), context);
367
368 GtkWidget *presets = josm_presets_select(context->appdata, context);
369 if(presets) gtk_box_pack_start_defaults(GTK_BOX(hbox), presets);
370
371 context->but_add = gtk_button_new_with_label(_("Add..."));
372 gtk_box_pack_start_defaults(GTK_BOX(hbox), context->but_add);
373 gtk_signal_connect(GTK_OBJECT(context->but_add), "clicked",
374 GTK_SIGNAL_FUNC(on_tag_add), context);
375
376 context->but_edit = gtk_button_new_with_label(_("Edit..."));
377 gtk_widget_set_sensitive(context->but_edit, FALSE);
378 gtk_box_pack_start_defaults(GTK_BOX(hbox), context->but_edit);
379 gtk_signal_connect(GTK_OBJECT(context->but_edit), "clicked",
380 GTK_SIGNAL_FUNC(on_tag_edit), context);
381
382 context->but_remove = gtk_button_new_with_label(_("Remove"));
383 gtk_widget_set_sensitive(context->but_remove, FALSE);
384 gtk_box_pack_start_defaults(GTK_BOX(hbox), context->but_remove);
385 gtk_signal_connect(GTK_OBJECT(context->but_remove), "clicked",
386 GTK_SIGNAL_FUNC(on_tag_remove), context);
387
388
389 gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
390 return vbox;
391 }
392
393 /* edit tags of currently selected node or way or of the relation */
394 /* given */
395 void info_dialog(GtkWidget *parent, appdata_t *appdata, relation_t *relation) {
396 if(!relation)
397 g_assert(appdata->map->selected.type != MAP_TYPE_ILLEGAL);
398
399 tag_context_t *context = g_new0(tag_context_t, 1);
400 user_t *user = NULL;
401 char *str = NULL;
402 time_t stime = 0;
403 tag_t *work_copy = NULL;
404
405 context->appdata = appdata;
406 context->tag = &work_copy;
407
408 if(!relation) {
409 switch(appdata->map->selected.type) {
410 case MAP_TYPE_NODE:
411 str = g_strdup_printf(_("Node #%ld"), appdata->map->selected.node->id);
412 user = appdata->map->selected.node->user;
413 work_copy = osm_tags_copy(appdata->map->selected.node->tag, FALSE);
414 stime = appdata->map->selected.node->time;
415 context->type = NODE;
416 break;
417 case MAP_TYPE_WAY:
418 str = g_strdup_printf(_("Way #%ld"), appdata->map->selected.way->id);
419 user = appdata->map->selected.way->user;
420 work_copy = osm_tags_copy(appdata->map->selected.way->tag, FALSE);
421 stime = appdata->map->selected.way->time;
422 context->type = WAY;
423 break;
424 default:
425 g_assert((appdata->map->selected.type == MAP_TYPE_NODE) ||
426 (appdata->map->selected.type == MAP_TYPE_WAY));
427 break;
428 }
429 } else {
430 str = g_strdup_printf(_("Relation #%ld"), relation->id);
431 user = relation->user;
432 work_copy = osm_tags_copy(relation->tag, FALSE);
433 stime = relation->time;
434 context->type = RELATION;
435 }
436
437 context->dialog = gtk_dialog_new_with_buttons(str,
438 GTK_WINDOW(parent), GTK_DIALOG_MODAL,
439 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
440 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
441 NULL);
442 g_free(str);
443
444 gtk_dialog_set_default_response(GTK_DIALOG(context->dialog),
445 GTK_RESPONSE_ACCEPT);
446
447 /* making the dialog a little wider makes it less "crowded" */
448 #ifdef USE_HILDON
449 gtk_window_set_default_size(GTK_WINDOW(context->dialog), 500, 300);
450 #else
451 gtk_window_set_default_size(GTK_WINDOW(context->dialog), 400, 200);
452 #endif
453
454 GtkWidget *label;
455 GtkWidget *table = gtk_table_new(2, 2, FALSE); // x, y
456
457 /* ------------ user ----------------- */
458 char *u_str = NULL;
459 if(user) u_str = g_strdup_printf(_("User: %s"), user->name);
460 else u_str = g_strdup_printf(_("User: ---"));
461 label = gtk_label_new(u_str);
462 gtk_table_attach_defaults(GTK_TABLE(table), label, 0, 1, 0, 1);
463 g_free(u_str);
464
465 /* ------------ time ----------------- */
466
467 struct tm *loctime = localtime(&stime);
468 char time_str[32];
469 strftime(time_str, sizeof(time_str), "%x %X", loctime);
470 char *t_str = g_strdup_printf(_("Time: %s"), time_str);
471 label = gtk_label_new(t_str);
472 g_free(t_str);
473 gtk_table_attach_defaults(GTK_TABLE(table), label, 1, 2, 0, 1);
474
475 /* ------------ coordinate (only for nodes) ----------------- */
476 if(!relation) {
477 if(appdata->map->selected.type == MAP_TYPE_NODE) {
478 char pos_str[32];
479 pos_lat_str(pos_str, sizeof(pos_str),appdata->map->selected.node->pos.lat);
480 label = gtk_label_new(pos_str);
481 gtk_table_attach_defaults(GTK_TABLE(table), label, 0, 1, 1, 2);
482 pos_lat_str(pos_str, sizeof(pos_str),appdata->map->selected.node->pos.lon);
483 label = gtk_label_new(pos_str);
484 gtk_table_attach_defaults(GTK_TABLE(table), label, 1, 2, 1, 2);
485 } else {
486 char *nodes_str = g_strdup_printf(_("Length: %u nodes"),
487 osm_way_number_of_nodes(appdata->map->selected.way));
488 label = gtk_label_new(nodes_str);
489 gtk_table_attach_defaults(GTK_TABLE(table), label, 0, 1, 1, 2);
490 g_free(nodes_str);
491
492 char *type_str = g_strdup_printf("%s (%s)",
493 (osm_way_get_last_node(appdata->map->selected.way) ==
494 osm_way_get_first_node(appdata->map->selected.way))?
495 "closed way":"open way",
496 (appdata->map->selected.way->draw.flags & OSM_DRAW_FLAG_AREA)?
497 "area":"line");
498
499 label = gtk_label_new(type_str);
500 gtk_table_attach_defaults(GTK_TABLE(table), label, 1, 2, 1, 2);
501 g_free(type_str);
502 }
503 } else {
504 /* relations tell something about their members */
505 gint nodes = 0, ways = 0, relations = 0;
506 member_t *member = relation->member;
507 while(member) {
508 switch(member->type) {
509 case NODE:
510 case NODE_ID:
511 nodes++;
512 break;
513 case WAY:
514 case WAY_ID:
515 ways++;
516 break;
517 case RELATION:
518 case RELATION_ID:
519 relations++;
520 break;
521
522 default:
523 break;
524 }
525
526 member = member->next;
527 }
528
529 char *str = g_strdup_printf(_("Members: %d nodes, %d ways, %d relations"),
530 nodes, ways, relations);
531
532 gtk_table_attach_defaults(GTK_TABLE(table), gtk_label_new(str), 0, 2, 1, 2);
533 g_free(str);
534 }
535
536 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(context->dialog)->vbox), table,
537 FALSE, FALSE, 0);
538
539
540 /* ------------ tags ----------------- */
541
542 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(context->dialog)->vbox),
543 tag_widget(context), TRUE, TRUE, 0);
544
545 /* ----------------------------------- */
546
547 gtk_widget_show_all(context->dialog);
548 if(gtk_dialog_run(GTK_DIALOG(context->dialog)) == GTK_RESPONSE_ACCEPT) {
549 gtk_widget_destroy(context->dialog);
550
551 if(!relation) {
552 /* replace original tags with work copy */
553 switch(appdata->map->selected.type) {
554
555 case MAP_TYPE_NODE:
556 osm_tags_free(appdata->map->selected.node->tag);
557 appdata->map->selected.node->tag = osm_tags_copy(work_copy, TRUE);
558 break;
559
560 case MAP_TYPE_WAY:
561 osm_tags_free(appdata->map->selected.way->tag);
562 appdata->map->selected.way->tag = osm_tags_copy(work_copy, TRUE);
563 break;
564
565 default:
566 break;
567 }
568
569 /* since nodes being parts of ways but with no tags are invisible, */
570 /* the result of editing them may have changed their visibility */
571 map_item_redraw(appdata, &appdata->map->selected);
572 map_item_set_flags(&context->appdata->map->selected, OSM_FLAG_DIRTY, 0);
573 } else {
574 osm_tags_free(relation->tag);
575 relation->tag = osm_tags_copy(work_copy, TRUE);
576 relation->flags |= OSM_FLAG_DIRTY;
577 }
578 } else {
579 gtk_widget_destroy(context->dialog);
580 osm_tags_free(work_copy);
581 }
582
583 g_free(context);
584 }