1 | // |
---|
2 | // aventreectrl.cc |
---|
3 | // |
---|
4 | // Tree control used for the survey tree. |
---|
5 | // |
---|
6 | // Copyright (C) 2001, Mark R. Shinwell. |
---|
7 | // Copyright (C) 2001-2003,2005,2006,2016,2018 Olly Betts |
---|
8 | // Copyright (C) 2005 Martin Green |
---|
9 | // |
---|
10 | // This program is free software; you can redistribute it and/or modify |
---|
11 | // it under the terms of the GNU General Public License as published by |
---|
12 | // the Free Software Foundation; either version 2 of the License, or |
---|
13 | // (at your option) any later version. |
---|
14 | // |
---|
15 | // This program is distributed in the hope that it will be useful, |
---|
16 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
17 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
18 | // GNU General Public License for more details. |
---|
19 | // |
---|
20 | // You should have received a copy of the GNU General Public License |
---|
21 | // along with this program; if not, write to the Free Software |
---|
22 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
---|
23 | // |
---|
24 | |
---|
25 | #include <config.h> |
---|
26 | |
---|
27 | #include "aventreectrl.h" |
---|
28 | #include "mainfrm.h" |
---|
29 | #include "osalloc.h" |
---|
30 | |
---|
31 | #include <stack> |
---|
32 | |
---|
33 | using namespace std; |
---|
34 | |
---|
35 | // STATE_BLANK is used for stations which are siblings of surveys which have |
---|
36 | // select checkboxes. |
---|
37 | enum { STATE_BLANK = 0, STATE_OFF, STATE_ON }; |
---|
38 | |
---|
39 | /* XPM */ |
---|
40 | static const char *blank_xpm[] = { |
---|
41 | /* columns rows colors chars-per-pixel */ |
---|
42 | "15 15 1 1", |
---|
43 | " c None", |
---|
44 | /* pixels */ |
---|
45 | " ", |
---|
46 | " ", |
---|
47 | " ", |
---|
48 | " ", |
---|
49 | " ", |
---|
50 | " ", |
---|
51 | " ", |
---|
52 | " ", |
---|
53 | " ", |
---|
54 | " ", |
---|
55 | " ", |
---|
56 | " ", |
---|
57 | " ", |
---|
58 | " ", |
---|
59 | " " |
---|
60 | }; |
---|
61 | |
---|
62 | /* XPM */ |
---|
63 | static const char *off_xpm[] = { |
---|
64 | /* columns rows colors chars-per-pixel */ |
---|
65 | "15 15 2 1", |
---|
66 | ". c #000000", |
---|
67 | " c None", |
---|
68 | /* pixels */ |
---|
69 | " ", |
---|
70 | " ", |
---|
71 | " ............ ", |
---|
72 | " . . ", |
---|
73 | " . . ", |
---|
74 | " . . ", |
---|
75 | " . . ", |
---|
76 | " . . ", |
---|
77 | " . . ", |
---|
78 | " . . ", |
---|
79 | " . . ", |
---|
80 | " . . ", |
---|
81 | " . . ", |
---|
82 | " ............ ", |
---|
83 | " " |
---|
84 | }; |
---|
85 | |
---|
86 | /* XPM */ |
---|
87 | static const char *on_xpm[] = { |
---|
88 | /* columns rows colors chars-per-pixel */ |
---|
89 | "15 15 3 1", |
---|
90 | ". c #000000", |
---|
91 | "X c #007F28", |
---|
92 | " c None", |
---|
93 | /* pixels */ |
---|
94 | " ", |
---|
95 | " ", |
---|
96 | " ............XX", |
---|
97 | " . XXX", |
---|
98 | " . XXXX", |
---|
99 | " . XXXX ", |
---|
100 | " . XXXX ", |
---|
101 | " . XXXX. ", |
---|
102 | " . XX XXXX . ", |
---|
103 | " . XXXXXXX . ", |
---|
104 | " . XXXXX . ", |
---|
105 | " . XXX . ", |
---|
106 | " . X . ", |
---|
107 | " ............ ", |
---|
108 | " " |
---|
109 | }; |
---|
110 | |
---|
111 | BEGIN_EVENT_TABLE(AvenTreeCtrl, wxTreeCtrl) |
---|
112 | EVT_MOTION(AvenTreeCtrl::OnMouseMove) |
---|
113 | EVT_LEAVE_WINDOW(AvenTreeCtrl::OnLeaveWindow) |
---|
114 | EVT_TREE_SEL_CHANGED(wxID_ANY, AvenTreeCtrl::OnSelChanged) |
---|
115 | EVT_TREE_ITEM_ACTIVATED(wxID_ANY, AvenTreeCtrl::OnItemActivated) |
---|
116 | EVT_CHAR(AvenTreeCtrl::OnKeyPress) |
---|
117 | EVT_TREE_ITEM_MENU(wxID_ANY, AvenTreeCtrl::OnMenu) |
---|
118 | EVT_MENU(menu_SURVEY_SHOW_ALL, AvenTreeCtrl::OnRestrict) |
---|
119 | EVT_MENU(menu_SURVEY_RESTRICT, AvenTreeCtrl::OnRestrict) |
---|
120 | EVT_MENU(menu_SURVEY_HIDE, AvenTreeCtrl::OnHide) |
---|
121 | EVT_MENU(menu_SURVEY_SHOW, AvenTreeCtrl::OnShow) |
---|
122 | EVT_MENU(menu_SURVEY_HIDE_SIBLINGS, AvenTreeCtrl::OnHideSiblings) |
---|
123 | EVT_TREE_STATE_IMAGE_CLICK(wxID_ANY, AvenTreeCtrl::OnStateClick) |
---|
124 | END_EVENT_TABLE() |
---|
125 | |
---|
126 | AvenTreeCtrl::AvenTreeCtrl(MainFrm* parent, wxWindow* window_parent) : |
---|
127 | wxTreeCtrl(window_parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, |
---|
128 | wxTR_DEFAULT_STYLE | wxTR_HIDE_ROOT), |
---|
129 | m_Parent(parent), |
---|
130 | m_Enabled(false), |
---|
131 | m_LastItem(), |
---|
132 | m_BackgroundColour(), |
---|
133 | m_SelValid(false), |
---|
134 | menu_data(NULL) |
---|
135 | { |
---|
136 | wxImageList* img_list = new wxImageList(15, 15, 2); |
---|
137 | img_list->Add(wxBitmap(blank_xpm)); |
---|
138 | img_list->Add(wxBitmap(off_xpm)); |
---|
139 | img_list->Add(wxBitmap(on_xpm)); |
---|
140 | AssignStateImageList(img_list); |
---|
141 | } |
---|
142 | |
---|
143 | void AvenTreeCtrl::FillTree(const wxString& root_name) |
---|
144 | { |
---|
145 | Freeze(); |
---|
146 | m_Enabled = false; |
---|
147 | m_LastItem = wxTreeItemId(); |
---|
148 | m_SelValid = false; |
---|
149 | DeleteAllItems(); |
---|
150 | |
---|
151 | const wxChar separator = m_Parent->GetSeparator(); |
---|
152 | filter.clear(); |
---|
153 | filter.SetSeparator(separator); |
---|
154 | |
---|
155 | // Create the (hidden) real root of the wxTreeCtrl. |
---|
156 | wxTreeItemId treeroot = AddRoot(wxString()); |
---|
157 | |
---|
158 | // Create the root of the survey tree. |
---|
159 | wxTreeItemId surveyroot = AppendItem(treeroot, root_name); |
---|
160 | |
---|
161 | // Fill the tree of stations and prefixes. |
---|
162 | stack<wxTreeItemId> previous_ids; |
---|
163 | wxString current_prefix; |
---|
164 | wxTreeItemId current_id = surveyroot; |
---|
165 | |
---|
166 | list<LabelInfo*>::const_iterator pos = m_Parent->GetLabels(); |
---|
167 | while (pos != m_Parent->GetLabelsEnd()) { |
---|
168 | LabelInfo* label = *pos++; |
---|
169 | |
---|
170 | if (label->IsAnon()) continue; |
---|
171 | |
---|
172 | // Determine the current prefix. |
---|
173 | wxString prefix = label->GetText().BeforeLast(separator); |
---|
174 | |
---|
175 | // Determine if we're still on the same prefix. |
---|
176 | if (prefix == current_prefix) { |
---|
177 | // no need to fiddle with branches... |
---|
178 | } |
---|
179 | // If not, then see if we've descended to a new prefix. |
---|
180 | else if (prefix.length() > current_prefix.length() && |
---|
181 | prefix.StartsWith(current_prefix) && |
---|
182 | (prefix[current_prefix.length()] == separator || |
---|
183 | current_prefix.empty())) { |
---|
184 | // We have, so start as many new branches as required. |
---|
185 | int current_prefix_length = current_prefix.length(); |
---|
186 | current_prefix = prefix; |
---|
187 | size_t next_dot = current_prefix_length; |
---|
188 | if (!next_dot) --next_dot; |
---|
189 | do { |
---|
190 | size_t prev_dot = next_dot + 1; |
---|
191 | |
---|
192 | // Extract the next bit of prefix. |
---|
193 | next_dot = prefix.find(separator, prev_dot + 1); |
---|
194 | |
---|
195 | wxString bit = prefix.substr(prev_dot, next_dot - prev_dot); |
---|
196 | // Sigh, therion can produce files with empty components in |
---|
197 | // station names! |
---|
198 | // assert(!bit.empty()); |
---|
199 | |
---|
200 | // Add the current tree ID to the stack. |
---|
201 | previous_ids.push(current_id); |
---|
202 | |
---|
203 | // Append the new item to the tree and set this as the current branch. |
---|
204 | current_id = AppendItem(current_id, bit); |
---|
205 | SetItemData(current_id, new TreeData(prefix.substr(0, next_dot))); |
---|
206 | } while (next_dot != wxString::npos); |
---|
207 | } |
---|
208 | // Otherwise, we must have moved up, and possibly then down again. |
---|
209 | else { |
---|
210 | size_t count = 0; |
---|
211 | bool ascent_only = (prefix.length() < current_prefix.length() && |
---|
212 | current_prefix.StartsWith(prefix) && |
---|
213 | (current_prefix[prefix.length()] == separator || |
---|
214 | prefix.empty())); |
---|
215 | if (!ascent_only) { |
---|
216 | // Find out how much of the current prefix and the new prefix |
---|
217 | // are the same. |
---|
218 | // Note that we require a match of a whole number of parts |
---|
219 | // between dots! |
---|
220 | size_t n = min(prefix.length(), current_prefix.length()); |
---|
221 | size_t i; |
---|
222 | for (i = 0; i < n && prefix[i] == current_prefix[i]; ++i) { |
---|
223 | if (prefix[i] == separator) count = i + 1; |
---|
224 | } |
---|
225 | } else { |
---|
226 | count = prefix.length() + 1; |
---|
227 | } |
---|
228 | |
---|
229 | // Extract the part of the current prefix after the bit (if any) |
---|
230 | // which has matched. |
---|
231 | // This gives the prefixes to ascend over. |
---|
232 | wxString prefixes_ascended = current_prefix.substr(count); |
---|
233 | |
---|
234 | // Count the number of prefixes to ascend over. |
---|
235 | int num_prefixes = prefixes_ascended.Freq(separator); |
---|
236 | |
---|
237 | // Reverse up over these prefixes. |
---|
238 | for (int i = 1; i <= num_prefixes; i++) { |
---|
239 | previous_ids.pop(); |
---|
240 | } |
---|
241 | current_id = previous_ids.top(); |
---|
242 | previous_ids.pop(); |
---|
243 | |
---|
244 | if (!ascent_only) { |
---|
245 | // Add branches for this new part. |
---|
246 | size_t next_dot = count - 1; |
---|
247 | do { |
---|
248 | size_t prev_dot = next_dot + 1; |
---|
249 | |
---|
250 | // Extract the next bit of prefix. |
---|
251 | next_dot = prefix.find(separator, prev_dot + 1); |
---|
252 | |
---|
253 | wxString bit = prefix.substr(prev_dot, next_dot - prev_dot); |
---|
254 | // Sigh, therion can produce files with empty components in |
---|
255 | // station names! |
---|
256 | // assert(!bit.empty()); |
---|
257 | |
---|
258 | // Add the current tree ID to the stack. |
---|
259 | previous_ids.push(current_id); |
---|
260 | |
---|
261 | // Append the new item to the tree and set this as the current branch. |
---|
262 | current_id = AppendItem(current_id, bit); |
---|
263 | SetItemData(current_id, new TreeData(prefix.substr(0, next_dot))); |
---|
264 | } while (next_dot != wxString::npos); |
---|
265 | } |
---|
266 | |
---|
267 | current_prefix = prefix; |
---|
268 | } |
---|
269 | |
---|
270 | // Now add the leaf. |
---|
271 | wxString bit = label->GetText().AfterLast(separator); |
---|
272 | // Sigh, therion can produce files with empty components in station |
---|
273 | // names! |
---|
274 | // assert(!bit.empty()); |
---|
275 | wxTreeItemId id = AppendItem(current_id, bit); |
---|
276 | SetItemData(id, new TreeData(label)); |
---|
277 | label->tree_id = id; |
---|
278 | // Set the colour for an item in the survey tree. |
---|
279 | if (label->IsEntrance()) { |
---|
280 | // Entrances are green (like entrance blobs). |
---|
281 | SetItemTextColour(id, wxColour(0, 255, 40)); |
---|
282 | } else if (label->IsSurface()) { |
---|
283 | // Surface stations are dark green. |
---|
284 | SetItemTextColour(id, wxColour(49, 158, 79)); |
---|
285 | } |
---|
286 | } |
---|
287 | |
---|
288 | Expand(surveyroot); |
---|
289 | m_Enabled = true; |
---|
290 | Thaw(); |
---|
291 | } |
---|
292 | |
---|
293 | constexpr auto TREE_MASK = wxTREE_HITTEST_ONITEMLABEL | |
---|
294 | wxTREE_HITTEST_ONITEMRIGHT | |
---|
295 | wxTREE_HITTEST_ONITEMSTATEICON; |
---|
296 | |
---|
297 | void AvenTreeCtrl::OnMouseMove(wxMouseEvent& event) |
---|
298 | { |
---|
299 | if (!m_Enabled || m_Parent->Animating()) |
---|
300 | return; |
---|
301 | |
---|
302 | int flags; |
---|
303 | wxTreeItemId pos = HitTest(event.GetPosition(), flags); |
---|
304 | if (!(flags & TREE_MASK)) { |
---|
305 | pos = wxTreeItemId(); |
---|
306 | } |
---|
307 | if (pos == m_LastItem) return; |
---|
308 | if (pos.IsOk()) { |
---|
309 | const TreeData* data = static_cast<const TreeData*>(GetItemData(pos)); |
---|
310 | m_Parent->DisplayTreeInfo(data); |
---|
311 | if (data && !data->IsStation()) { |
---|
312 | // For stations, MainFrm calls back to SetHere(), but for surveys |
---|
313 | // we need to do that ourselves. |
---|
314 | SetHere(pos); |
---|
315 | } |
---|
316 | } else { |
---|
317 | m_Parent->DisplayTreeInfo(); |
---|
318 | } |
---|
319 | } |
---|
320 | |
---|
321 | void AvenTreeCtrl::SetHere(wxTreeItemId pos) |
---|
322 | { |
---|
323 | if (pos == m_LastItem) return; |
---|
324 | |
---|
325 | if (m_LastItem.IsOk()) { |
---|
326 | SetItemBackgroundColour(m_LastItem, m_BackgroundColour); |
---|
327 | } |
---|
328 | if (pos.IsOk()) { |
---|
329 | m_BackgroundColour = GetItemBackgroundColour(pos); |
---|
330 | SetItemBackgroundColour(pos, wxColour(180, 180, 180)); |
---|
331 | } |
---|
332 | m_LastItem = pos; |
---|
333 | } |
---|
334 | |
---|
335 | void AvenTreeCtrl::OnLeaveWindow(wxMouseEvent&) |
---|
336 | { |
---|
337 | if (m_LastItem.IsOk()) { |
---|
338 | SetItemBackgroundColour(m_LastItem, m_BackgroundColour); |
---|
339 | m_LastItem = wxTreeItemId(); |
---|
340 | } |
---|
341 | m_Parent->DisplayTreeInfo(); |
---|
342 | } |
---|
343 | |
---|
344 | void AvenTreeCtrl::OnSelChanged(wxTreeEvent&) |
---|
345 | { |
---|
346 | m_SelValid = true; |
---|
347 | } |
---|
348 | |
---|
349 | void AvenTreeCtrl::OnItemActivated(wxTreeEvent& e) |
---|
350 | { |
---|
351 | if (!m_Enabled) return; |
---|
352 | |
---|
353 | m_Parent->TreeItemSelected(GetItemData(e.GetItem())); |
---|
354 | } |
---|
355 | |
---|
356 | void AvenTreeCtrl::OnMenu(wxTreeEvent& e) |
---|
357 | { |
---|
358 | if (!m_Enabled) return; |
---|
359 | |
---|
360 | const TreeData* data = static_cast<const TreeData*>(GetItemData(e.GetItem())); |
---|
361 | menu_data = data; |
---|
362 | menu_item = e.GetItem(); |
---|
363 | if (!data) { |
---|
364 | // Survey tree root: |
---|
365 | wxMenu menu; |
---|
366 | /* TRANSLATORS: In aven's survey tree, right-clicking on the root |
---|
367 | * gives a pop-up menu and this is an option (but only enabled if |
---|
368 | * the view is restricted to a subsurvey). It reloads the current |
---|
369 | * survey file with the who survey visible. |
---|
370 | */ |
---|
371 | menu.Append(menu_SURVEY_SHOW_ALL, wmsg(/*Show all*/245)); |
---|
372 | if (m_Parent->GetSurvey().empty()) |
---|
373 | menu.Enable(menu_SURVEY_SHOW_ALL, false); |
---|
374 | PopupMenu(&menu); |
---|
375 | } else if (data->IsStation()) { |
---|
376 | // Station: name is data->GetLabel()->GetText() |
---|
377 | } else if (ItemHasChildren(menu_item)) { |
---|
378 | // Survey: |
---|
379 | wxMenu menu; |
---|
380 | /* TRANSLATORS: In aven's survey tree, right-clicking on a survey |
---|
381 | * name gives a pop-up menu and this is an option. It reloads the |
---|
382 | * current survey file with the view restricted to the survey |
---|
383 | * clicked upon. |
---|
384 | */ |
---|
385 | menu.Append(menu_SURVEY_RESTRICT, wmsg(/*Hide others*/246)); |
---|
386 | menu.AppendSeparator(); |
---|
387 | //menu.Append(menu_SURVEY_HIDE, wmsg(/*&Hide*/407)); |
---|
388 | menu.Append(menu_SURVEY_SHOW, wmsg(/*&Show*/409)); |
---|
389 | //menu.Append(menu_SURVEY_HIDE_SIBLINGS, wmsg(/*Hide si&blings*/388)); |
---|
390 | switch (GetItemState(menu_item)) { |
---|
391 | case STATE_ON: // Currently shown. |
---|
392 | menu.Enable(menu_SURVEY_SHOW, false); |
---|
393 | break; |
---|
394 | #if 0 |
---|
395 | case STATE_HIDDEN: // Currently hidden. |
---|
396 | menu.Enable(menu_SURVEY_RESTRICT, false); |
---|
397 | menu.Enable(menu_SURVEY_HIDE, false); |
---|
398 | menu.Enable(menu_SURVEY_HIDE_SIBLINGS, false); |
---|
399 | break; |
---|
400 | case STATE_OFF: |
---|
401 | menu.Enable(menu_SURVEY_HIDE, false); |
---|
402 | menu.Enable(menu_SURVEY_HIDE_SIBLINGS, false); |
---|
403 | break; |
---|
404 | #endif |
---|
405 | } |
---|
406 | PopupMenu(&menu); |
---|
407 | } else { |
---|
408 | // Overlay - FIXME: menu here? |
---|
409 | } |
---|
410 | menu_data = NULL; |
---|
411 | e.Skip(); |
---|
412 | } |
---|
413 | |
---|
414 | bool AvenTreeCtrl::GetSelectionData(wxTreeItemData** data) const |
---|
415 | { |
---|
416 | assert(m_Enabled); |
---|
417 | assert(data); |
---|
418 | |
---|
419 | if (!m_SelValid) { |
---|
420 | return false; |
---|
421 | } |
---|
422 | |
---|
423 | wxTreeItemId id = GetSelection(); |
---|
424 | if (id.IsOk()) { |
---|
425 | *data = GetItemData(id); |
---|
426 | } |
---|
427 | |
---|
428 | return id.IsOk() && *data; |
---|
429 | } |
---|
430 | |
---|
431 | void AvenTreeCtrl::UnselectAll() |
---|
432 | { |
---|
433 | m_SelValid = false; |
---|
434 | wxTreeCtrl::UnselectAll(); |
---|
435 | } |
---|
436 | |
---|
437 | void AvenTreeCtrl::OnKeyPress(wxKeyEvent &e) |
---|
438 | { |
---|
439 | switch (e.GetKeyCode()) { |
---|
440 | case WXK_ESCAPE: |
---|
441 | m_Parent->ClearTreeSelection(); |
---|
442 | break; |
---|
443 | case WXK_RETURN: { |
---|
444 | wxTreeItemId id = GetSelection(); |
---|
445 | if (id.IsOk()) { |
---|
446 | if (ItemHasChildren(id)) { |
---|
447 | // If on a branch, expand/contract it. |
---|
448 | if (IsExpanded(id)) { |
---|
449 | Collapse(id); |
---|
450 | } else { |
---|
451 | Expand(id); |
---|
452 | } |
---|
453 | } else { |
---|
454 | // If on a station, centre on it by selecting it twice. |
---|
455 | m_Parent->TreeItemSelected(GetItemData(id)); |
---|
456 | m_Parent->TreeItemSelected(GetItemData(id)); |
---|
457 | } |
---|
458 | } |
---|
459 | break; |
---|
460 | } |
---|
461 | case WXK_LEFT: case WXK_RIGHT: case WXK_UP: case WXK_DOWN: |
---|
462 | case WXK_HOME: case WXK_END: case WXK_PAGEUP: case WXK_PAGEDOWN: |
---|
463 | e.Skip(); |
---|
464 | break; |
---|
465 | default: |
---|
466 | // Pass key event to MainFrm which will pass to GfxCore which will |
---|
467 | // pass to GUIControl. |
---|
468 | m_Parent->OnKeyPress(e); |
---|
469 | break; |
---|
470 | } |
---|
471 | } |
---|
472 | |
---|
473 | void AvenTreeCtrl::OnRestrict(wxCommandEvent&) |
---|
474 | { |
---|
475 | m_Parent->RestrictTo(menu_data && menu_data->IsSurvey() ? menu_data->GetSurvey() : wxString()); |
---|
476 | // FIXME: Overlays |
---|
477 | } |
---|
478 | |
---|
479 | void AvenTreeCtrl::OnHide(wxCommandEvent&) |
---|
480 | { |
---|
481 | // Shouldn't be available for the root item. |
---|
482 | wxASSERT(menu_data); |
---|
483 | // Hide should be disabled unless the item is explicitly shown. |
---|
484 | wxASSERT(GetItemState(menu_item) == STATE_ON); |
---|
485 | SetItemState(menu_item, STATE_OFF); |
---|
486 | // FIXME: Overlays? |
---|
487 | filter.remove(menu_data->GetSurvey()); |
---|
488 | #if 0 |
---|
489 | Freeze(); |
---|
490 | // Show siblings if not already shown or hidden. |
---|
491 | wxTreeItemId i = menu_item; |
---|
492 | while ((i = GetPrevSibling(i)).IsOk()) { |
---|
493 | if (GetItemState(i) == wxTREE_ITEMSTATE_NONE) |
---|
494 | SetItemState(i, 1); |
---|
495 | } |
---|
496 | i = menu_item; |
---|
497 | while ((i = GetNextSibling(i)).IsOk()) { |
---|
498 | if (GetItemState(i) == wxTREE_ITEMSTATE_NONE) |
---|
499 | SetItemState(i, 1); |
---|
500 | } |
---|
501 | Thaw(); |
---|
502 | #endif |
---|
503 | m_Parent->ForceFullRedraw(); |
---|
504 | } |
---|
505 | |
---|
506 | void AvenTreeCtrl::OnShow(wxCommandEvent&) |
---|
507 | { |
---|
508 | // Shouldn't be available for the root item. |
---|
509 | wxASSERT(menu_data); |
---|
510 | auto old_state = GetItemState(menu_item); |
---|
511 | // Show should be disabled for an explicitly shown item. |
---|
512 | wxASSERT(old_state != STATE_ON); |
---|
513 | Freeze(); |
---|
514 | SetItemState(menu_item, STATE_ON); |
---|
515 | // FIXME: Overlays? |
---|
516 | filter.add(menu_data->GetSurvey()); |
---|
517 | if (old_state == wxTREE_ITEMSTATE_NONE) { |
---|
518 | // Hide siblings if not already shown or hidden. |
---|
519 | wxTreeItemId i = menu_item; |
---|
520 | while ((i = GetPrevSibling(i)).IsOk()) { |
---|
521 | if (GetItemState(i) == wxTREE_ITEMSTATE_NONE) { |
---|
522 | const TreeData* data = static_cast<const TreeData*>(GetItemData(i)); |
---|
523 | SetItemState(i, data->IsStation() ? STATE_BLANK : STATE_OFF); |
---|
524 | } |
---|
525 | } |
---|
526 | i = menu_item; |
---|
527 | while ((i = GetNextSibling(i)).IsOk()) { |
---|
528 | if (GetItemState(i) == wxTREE_ITEMSTATE_NONE) { |
---|
529 | const TreeData* data = static_cast<const TreeData*>(GetItemData(i)); |
---|
530 | SetItemState(i, data->IsStation() ? STATE_BLANK : STATE_OFF); |
---|
531 | } |
---|
532 | } |
---|
533 | } |
---|
534 | Thaw(); |
---|
535 | m_Parent->ForceFullRedraw(); |
---|
536 | } |
---|
537 | |
---|
538 | void AvenTreeCtrl::OnHideSiblings(wxCommandEvent&) |
---|
539 | { |
---|
540 | // Shouldn't be available for the root item. |
---|
541 | wxASSERT(menu_data); |
---|
542 | Freeze(); |
---|
543 | // FIXME: Overlays? |
---|
544 | SetItemState(menu_item, STATE_ON); |
---|
545 | filter.add(menu_data->GetSurvey()); |
---|
546 | |
---|
547 | wxTreeItemId i = menu_item; |
---|
548 | while ((i = GetPrevSibling(i)).IsOk()) { |
---|
549 | const TreeData* data = static_cast<const TreeData*>(GetItemData(i)); |
---|
550 | filter.remove(data->GetSurvey()); |
---|
551 | SetItemState(i, data->IsStation() ? STATE_BLANK : STATE_OFF); |
---|
552 | } |
---|
553 | i = menu_item; |
---|
554 | while ((i = GetNextSibling(i)).IsOk()) { |
---|
555 | const TreeData* data = static_cast<const TreeData*>(GetItemData(i)); |
---|
556 | filter.remove(data->GetSurvey()); |
---|
557 | SetItemState(i, data->IsStation() ? STATE_BLANK : STATE_OFF); |
---|
558 | } |
---|
559 | Thaw(); |
---|
560 | m_Parent->ForceFullRedraw(); |
---|
561 | } |
---|
562 | |
---|
563 | void AvenTreeCtrl::OnStateClick(wxTreeEvent& e) |
---|
564 | { |
---|
565 | auto item = e.GetItem(); |
---|
566 | const TreeData* data = static_cast<const TreeData*>(GetItemData(item)); |
---|
567 | switch (GetItemState(item)) { |
---|
568 | case STATE_BLANK: |
---|
569 | // Click on blank state icon for a station - let the tree handle |
---|
570 | // this in the same way as a click on the label. |
---|
571 | return; |
---|
572 | case STATE_ON: |
---|
573 | if (!ItemHasChildren(item)) { |
---|
574 | // Overlay. |
---|
575 | m_Parent->InvalidateOverlays(); |
---|
576 | } else { |
---|
577 | // Survey. |
---|
578 | if (data) filter.remove(data->GetSurvey()); |
---|
579 | } |
---|
580 | SetItemState(item, STATE_OFF); |
---|
581 | break; |
---|
582 | case STATE_OFF: |
---|
583 | if (!ItemHasChildren(item)) { |
---|
584 | // Overlay. |
---|
585 | m_Parent->InvalidateOverlays(); |
---|
586 | } else { |
---|
587 | // Survey. |
---|
588 | if (data) filter.add(data->GetSurvey()); |
---|
589 | } |
---|
590 | SetItemState(item, STATE_ON); |
---|
591 | break; |
---|
592 | } |
---|
593 | e.Skip(); |
---|
594 | m_Parent->ForceFullRedraw(); |
---|
595 | } |
---|
596 | |
---|
597 | void AvenTreeCtrl::AddOverlay(const wxString& file) |
---|
598 | { |
---|
599 | char* leaf = leaf_from_fnm(file.utf8_str()); |
---|
600 | auto id = AppendItem(GetRootItem(), leaf); |
---|
601 | osfree(leaf); |
---|
602 | SetItemState(id, STATE_ON); |
---|
603 | SetItemData(id, new TreeData(file)); |
---|
604 | } |
---|
605 | |
---|
606 | void AvenTreeCtrl::RemoveOverlay(const wxString& file) |
---|
607 | { |
---|
608 | // If we add an overlay but fail to load it and remove it again, the |
---|
609 | // overlay will be the last one, so search from the last one back. |
---|
610 | for (auto item = GetLastChild(GetRootItem()); |
---|
611 | item.IsOk(); |
---|
612 | item = GetPrevSibling(item)) { |
---|
613 | if (ItemHasChildren(item)) { |
---|
614 | // Not an overlay. |
---|
615 | continue; |
---|
616 | } |
---|
617 | const TreeData* data = static_cast<const TreeData*>(GetItemData(item)); |
---|
618 | if (data->GetSurvey() == file) { |
---|
619 | Delete(item); |
---|
620 | break; |
---|
621 | } |
---|
622 | } |
---|
623 | } |
---|
624 | |
---|
625 | wxTreeItemId AvenTreeCtrl::FirstOverlay() |
---|
626 | { |
---|
627 | wxTreeItemIdValue cookie; |
---|
628 | auto item = GetFirstChild(GetRootItem(), cookie); |
---|
629 | while (item.IsOk() && |
---|
630 | (ItemHasChildren(item) || GetItemState(item) != STATE_ON)) { |
---|
631 | item = GetNextSibling(item); |
---|
632 | } |
---|
633 | return item; |
---|
634 | } |
---|
635 | |
---|
636 | wxTreeItemId AvenTreeCtrl::NextOverlay(wxTreeItemId item) |
---|
637 | { |
---|
638 | do { |
---|
639 | item = GetNextSibling(item); |
---|
640 | } while (item.IsOk() && |
---|
641 | (ItemHasChildren(item) || GetItemState(item) != STATE_ON)); |
---|
642 | return item; |
---|
643 | } |
---|
644 | |
---|
645 | wxTreeItemId AvenTreeCtrl::RemoveOverlay(wxTreeItemId id) |
---|
646 | { |
---|
647 | wxTreeItemId item = NextOverlay(id); |
---|
648 | Delete(id); |
---|
649 | return item; |
---|
650 | } |
---|
651 | |
---|
652 | const wxString& AvenTreeCtrl::GetOverlayFilename(wxTreeItemId item) |
---|
653 | { |
---|
654 | if (ItemHasChildren(item)) { |
---|
655 | printf("Has children\n"); |
---|
656 | not_an_overlay: |
---|
657 | printf("not_an_overlay\n"); |
---|
658 | static const wxString empty_string; |
---|
659 | return empty_string; |
---|
660 | } |
---|
661 | |
---|
662 | const TreeData* data = static_cast<const TreeData*>(GetItemData(item)); |
---|
663 | if (!data) goto not_an_overlay; |
---|
664 | return data->GetSurvey(); |
---|
665 | } |
---|