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[wxWidgets.git] / src / common / menucmn.cpp
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3dfac970
VZ		 1///////////////////////////////////////////////////////////////////////////////
2// Name: common/menucmn.cpp
3// Purpose: wxMenu and wxMenuBar methods common to all ports
4// Author: Vadim Zeitlin
5// Modified by:
6// Created: 26.10.99
7// RCS-ID: $Id$
77ffb593 8// Copyright: (c) wxWidgets team
65571936 9// Licence: wxWindows licence
3dfac970
VZ		 10///////////////////////////////////////////////////////////////////////////////
11
12// ============================================================================
13// declarations
14// ============================================================================
15
16// ----------------------------------------------------------------------------
17// headers
18// ----------------------------------------------------------------------------
19
14f355c2 20#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
3dfac970
VZ		 21 #pragma implementation "menubase.h"
22#endif
23
24// For compilers that support precompilation, includes "wx.h".
25#include "wx/wxprec.h"
26
27#ifdef __BORLANDC__
28 #pragma hdrstop
29#endif
30
1e6feb95
VZ		 31#if wxUSE_MENUS
32
33#include <ctype.h>
34
3dfac970 35#ifndef WX_PRECOMP
1e6feb95
VZ		 36 #include "wx/intl.h"
37 #include "wx/log.h"
3dfac970
VZ		 38 #include "wx/menu.h"
39#endif
40
41// ----------------------------------------------------------------------------
42// template lists
43// ----------------------------------------------------------------------------
44
45#include "wx/listimpl.cpp"
717a57c2 46
3dfac970 47WX_DEFINE_LIST(wxMenuList);
717a57c2 48WX_DEFINE_LIST(wxMenuItemList);
3dfac970
VZ		 49
50// ============================================================================
51// implementation
52// ============================================================================
53
54// ----------------------------------------------------------------------------
717a57c2
VZ		 55// wxMenuItem
56// ----------------------------------------------------------------------------
57
d65c269b
VZ		 58wxMenuItemBase::wxMenuItemBase(wxMenu *parentMenu,
59 int id,
60 const wxString& text,
61 const wxString& help,
62 wxItemKind kind,
63 wxMenu *subMenu)
64 : m_text(text),
65 m_help(help)
66{
67 wxASSERT_MSG( parentMenu != NULL, wxT("menuitem should have a menu") );
68
69 m_parentMenu = parentMenu;
70 m_subMenu = subMenu;
4e32eea1
WS		 71 m_isEnabled = true;
72 m_isChecked = false;
d65c269b
VZ		 73 m_id = id;
74 m_kind = kind;
e0dd12db
RD		 75 if (m_id == wxID_ANY)
76 m_id = wxNewId();
77 if (m_id == wxID_SEPARATOR)
78 m_kind = wxITEM_SEPARATOR;
d65c269b
VZ		 79}
80
717a57c2
VZ		 81wxMenuItemBase::~wxMenuItemBase()
82{
1e6feb95 83 delete m_subMenu;
717a57c2
VZ		 84}
85
86#if wxUSE_ACCEL
87
c53207a5
VS		 88static inline bool CompareAccelString(const wxString& str, const wxChar *accel)
89{
90#if wxUSE_INTL
91 return str == accel || str == wxGetTranslation(accel);
92#else
93 return str == accel;
94#endif
95}
96
1e6feb95
VZ		 97// return wxAcceleratorEntry for the given menu string or NULL if none
98// specified
99wxAcceleratorEntry *wxGetAccelFromString(const wxString& label)
100{
6d971354
RR		 101 // wxPrintf( wxT("label %s\n"), label.c_str() );
102
1e6feb95
VZ		 103 // check for accelerators: they are given after '\t'
104 int posTab = label.Find(wxT('\t'));
105 if ( posTab != wxNOT_FOUND ) {
106 // parse the accelerator string
107 int keyCode = 0;
108 int accelFlags = wxACCEL_NORMAL;
109 wxString current;
110 for ( size_t n = (size_t)posTab + 1; n < label.Len(); n++ ) {
111 if ( (label[n] == '+') || (label[n] == '-') ) {
c53207a5 112 if ( CompareAccelString(current, wxTRANSLATE("ctrl")) )
1e6feb95 113 accelFlags |= wxACCEL_CTRL;
c53207a5 114 else if ( CompareAccelString(current, wxTRANSLATE("alt")) )
1e6feb95 115 accelFlags |= wxACCEL_ALT;
c53207a5 116 else if ( CompareAccelString(current, wxTRANSLATE("shift")) )
1e6feb95
VZ		 117 accelFlags |= wxACCEL_SHIFT;
118 else {
a070d8ce
VZ		 119 // we may have "Ctrl-+", for example, but we still want to
120 // catch typos like "Crtl-A" so only give the warning if we
121 // have something before the current '+' or '-', else take
122 // it as a literal symbol
123 if ( current.empty() )
124 {
125 current += label[n];
126
127 // skip clearing it below
128 continue;
129 }
130 else
131 {
132 wxLogDebug(wxT("Unknown accel modifier: '%s'"),
133 current.c_str());
134 }
1e6feb95
VZ		 135 }
136
a070d8ce 137 current.clear();
1e6feb95
VZ		 138 }
139 else {
a380af4d 140 current += (wxChar) wxTolower(label[n]);
1e6feb95
VZ		 141 }
142 }
143
525d8583 144 if ( current.empty() ) {
1e6feb95
VZ		 145 wxLogDebug(wxT("No accel key found, accel string ignored."));
146 }
147 else {
148 if ( current.Len() == 1 ) {
149 // it's a letter
c921fd59
GD		 150 keyCode = current[0U];
151
152 // Only call wxToupper if control, alt, or shift is held down,
153 // otherwise lower case accelerators won't work.
154 if (accelFlags != wxACCEL_NORMAL) {
155 keyCode = wxToupper(keyCode);
156 }
1e6feb95
VZ		 157 }
158 else {
159 // is it a function key?
1c193821 160 if ( current[0U] == 'f' && wxIsdigit(current[1U]) &&
1e6feb95 161 (current.Len() == 2 ||
1c193821 162 (current.Len() == 3 && wxIsdigit(current[2U]))) ) {
d161e2f3 163 keyCode = WXK_F1 + wxAtoi(current.c_str() + 1) - 1;
1e6feb95
VZ		 164 }
165 else {
166 // several special cases
167 current.MakeUpper();
41b78190 168 if ( current == wxT("DEL") )
1e6feb95 169 keyCode = WXK_DELETE;
41b78190 170 else if ( current == wxT("DELETE") )
1e6feb95 171 keyCode = WXK_DELETE;
41efa9a7
JS		 172 else if ( current == wxT("BACK") )
173 keyCode = WXK_BACK;
41b78190 174 else if ( current == wxT("INS") )
1e6feb95 175 keyCode = WXK_INSERT;
41b78190 176 else if ( current == wxT("INSERT") )
1e6feb95 177 keyCode = WXK_INSERT;
41b78190 178 else if ( current == wxT("ENTER") || current == wxT("RETURN") )
2b5f62a0 179 keyCode = WXK_RETURN;
41b78190 180 else if ( current == wxT("PGUP") )
2b5f62a0 181 keyCode = WXK_PRIOR;
41b78190 182 else if ( current == wxT("PGDN") )
2b5f62a0 183 keyCode = WXK_NEXT;
41b78190 184 else if ( current == wxT("LEFT") )
2b5f62a0 185 keyCode = WXK_LEFT;
41b78190 186 else if ( current == wxT("RIGHT") )
2b5f62a0 187 keyCode = WXK_RIGHT;
41b78190 188 else if ( current == wxT("UP") )
2b5f62a0 189 keyCode = WXK_UP;
41b78190 190 else if ( current == wxT("DOWN") )
2b5f62a0 191 keyCode = WXK_DOWN;
41b78190 192 else if ( current == wxT("HOME") )
2b5f62a0 193 keyCode = WXK_HOME;
41b78190 194 else if ( current == wxT("END") )
2b5f62a0 195 keyCode = WXK_END;
41b78190 196 else if ( current == wxT("SPACE") )
2b5f62a0 197 keyCode = WXK_SPACE;
41b78190 198 else if ( current == wxT("TAB") )
2b5f62a0 199 keyCode = WXK_TAB;
73baf01a 200 else if ( current == wxT("ESC") || current == wxT("ESCAPE") )
41b78190 201 keyCode = WXK_ESCAPE;
bbcd4085
RR		 202 else if ( current == wxT("CANCEL") )
203 keyCode = WXK_CANCEL;
204 else if ( current == wxT("CLEAR") )
205 keyCode = WXK_CLEAR;
206 else if ( current == wxT("MENU") )
207 keyCode = WXK_MENU;
208 else if ( current == wxT("PAUSE") )
209 keyCode = WXK_PAUSE;
210 else if ( current == wxT("CAPITAL") )
211 keyCode = WXK_CAPITAL;
212 else if ( current == wxT("SELECT") )
213 keyCode = WXK_SELECT;
214 else if ( current == wxT("PRINT") )
215 keyCode = WXK_PRINT;
216 else if ( current == wxT("EXECUTE") )
217 keyCode = WXK_EXECUTE;
218 else if ( current == wxT("SNAPSHOT") )
219 keyCode = WXK_SNAPSHOT;
220 else if ( current == wxT("HELP") )
221 keyCode = WXK_HELP;
222 else if ( current == wxT("HELP") )
223 keyCode = WXK_HELP;
224 else if ( current == wxT("ADD") )
225 keyCode = WXK_ADD;
226 else if ( current == wxT("SEPARATOR") )
227 keyCode = WXK_SEPARATOR;
228 else if ( current == wxT("SUBTRACT") )
229 keyCode = WXK_SUBTRACT;
230 else if ( current == wxT("DECIMAL") )
231 keyCode = WXK_DECIMAL;
232 else if ( current == wxT("DIVIDE") )
233 keyCode = WXK_DIVIDE;
234 else if ( current == wxT("NUM_LOCK") )
235 keyCode = WXK_NUMLOCK;
236 else if ( current == wxT("SCROLL_LOCK") )
237 keyCode = WXK_SCROLL;
238 else if ( current == wxT("PAGEUP") )
239 keyCode = WXK_PAGEUP;
240 else if ( current == wxT("PAGEDOWN") )
241 keyCode = WXK_PAGEDOWN;
242 else if ( current == wxT("KP_SPACE") )
243 keyCode = WXK_NUMPAD_SPACE;
244 else if ( current == wxT("KP_TAB") )
245 keyCode = WXK_NUMPAD_TAB;
246 else if ( current == wxT("KP_ENTER") )
247 keyCode = WXK_NUMPAD_ENTER;
248 else if ( current == wxT("KP_HOME") )
249 keyCode = WXK_NUMPAD_HOME;
250 else if ( current == wxT("KP_LEFT") )
251 keyCode = WXK_NUMPAD_LEFT;
252 else if ( current == wxT("KP_UP") )
253 keyCode = WXK_NUMPAD_UP;
254 else if ( current == wxT("KP_RIGHT") )
255 keyCode = WXK_NUMPAD_RIGHT;
256 else if ( current == wxT("KP_DOWN") )
257 keyCode = WXK_NUMPAD_DOWN;
258 else if ( current == wxT("KP_PRIOR") )
259 keyCode = WXK_NUMPAD_PRIOR;
260 else if ( current == wxT("KP_PAGEUP") )
261 keyCode = WXK_NUMPAD_PAGEUP;
262 else if ( current == wxT("KP_NEXT;") )
263 keyCode = WXK_NUMPAD_NEXT;
264 else if ( current == wxT("KP_PAGEDOWN") )
265 keyCode = WXK_NUMPAD_PAGEDOWN;
266 else if ( current == wxT("KP_END") )
267 keyCode = WXK_NUMPAD_END;
268 else if ( current == wxT("KP_BEGIN") )
269 keyCode = WXK_NUMPAD_BEGIN;
270 else if ( current == wxT("KP_INSERT") )
271 keyCode = WXK_NUMPAD_INSERT;
272 else if ( current == wxT("KP_DELETE") )
273 keyCode = WXK_NUMPAD_DELETE;
274 else if ( current == wxT("KP_EQUAL") )
275 keyCode = WXK_NUMPAD_EQUAL;
276 else if ( current == wxT("KP_MULTIPLY") )
277 keyCode = WXK_NUMPAD_MULTIPLY;
278 else if ( current == wxT("KP_ADD") )
279 keyCode = WXK_NUMPAD_ADD;
280 else if ( current == wxT("KP_SEPARATOR") )
281 keyCode = WXK_NUMPAD_SEPARATOR;
282 else if ( current == wxT("KP_SUBTRACT") )
283 keyCode = WXK_NUMPAD_SUBTRACT;
284 else if ( current == wxT("KP_DECIMAL") )
285 keyCode = WXK_NUMPAD_DECIMAL;
286 else if ( current == wxT("KP_DIVIDE") )
287 keyCode = WXK_NUMPAD_DIVIDE;
288 else if ( current == wxT("WINDOWS_LEFT") )
289 keyCode = WXK_WINDOWS_LEFT;
290 else if ( current == wxT("WINDOWS_RIGHT") )
291 keyCode = WXK_WINDOWS_RIGHT;
292 else if ( current == wxT("WINDOWS_MENU") )
293 keyCode = WXK_WINDOWS_MENU;
294 else if ( current == wxT("COMMAND") )
295 keyCode = WXK_COMMAND;
296 else if ( current.Left(3) == wxT("KP_") && wxIsdigit(current[3U]) ) {
297 keyCode = WXK_NUMPAD0 + wxAtoi(current.c_str() + 3); }
298 else if ( current.Left(7) == wxT("SPECIAL") && wxIsdigit(current[7U]) ) {
299 keyCode = WXK_SPECIAL1 + wxAtoi(current.c_str() + 7) - 1; }
1e6feb95
VZ		 300 else
301 {
302 wxLogDebug(wxT("Unrecognized accel key '%s', accel string ignored."),
303 current.c_str());
7d098cfd 304 return NULL;
1e6feb95
VZ		 305 }
306 }
307 }
308 }
309
310 if ( keyCode ) {
311 // we do have something
312 return new wxAcceleratorEntry(accelFlags, keyCode);
313 }
314 }
315
316 return (wxAcceleratorEntry *)NULL;
317}
318
319wxAcceleratorEntry *wxMenuItemBase::GetAccel() const
320{
321 return wxGetAccelFromString(GetText());
322}
323
717a57c2
VZ		 324void wxMenuItemBase::SetAccel(wxAcceleratorEntry *accel)
325{
326 wxString text = m_text.BeforeFirst(wxT('\t'));
327 if ( accel )
328 {
329 text += wxT('\t');
330
331 int flags = accel->GetFlags();
332 if ( flags & wxACCEL_ALT )
333 text += wxT("Alt-");
334 if ( flags & wxACCEL_CTRL )
335 text += wxT("Ctrl-");
336 if ( flags & wxACCEL_SHIFT )
337 text += wxT("Shift-");
338
339 int code = accel->GetKeyCode();
340 switch ( code )
341 {
342 case WXK_F1:
343 case WXK_F2:
344 case WXK_F3:
345 case WXK_F4:
346 case WXK_F5:
347 case WXK_F6:
348 case WXK_F7:
349 case WXK_F8:
350 case WXK_F9:
351 case WXK_F10:
352 case WXK_F11:
353 case WXK_F12:
354 text << wxT('F') << code - WXK_F1 + 1;
355 break;
356
357 // if there are any other keys wxGetAccelFromString() may return,
358 // we should process them here
359
360 default:
0c6099b7 361 if ( wxIsalnum(code) )
717a57c2
VZ		 362 {
363 text << (wxChar)code;
364
365 break;
366 }
367
368 wxFAIL_MSG( wxT("unknown keyboard accel") );
369 }
370 }
371
372 SetText(text);
373}
374
375#endif // wxUSE_ACCEL
376
6d971354
RR		 377bool wxMenuBase::ms_locked = true;
378
717a57c2
VZ		 379// ----------------------------------------------------------------------------
380// wxMenu ctor and dtor
381// ----------------------------------------------------------------------------
382
383void wxMenuBase::Init(long style)
384{
717a57c2
VZ		 385 m_menuBar = (wxMenuBar *)NULL;
386 m_menuParent = (wxMenu *)NULL;
387
388 m_invokingWindow = (wxWindow *)NULL;
389 m_style = style;
390 m_clientData = (void *)NULL;
391 m_eventHandler = this;
392}
393
394wxMenuBase::~wxMenuBase()
395{
222ed1d6 396 WX_CLEAR_LIST(wxMenuItemList, m_items);
41efa9a7 397
1e6feb95 398 // Actually, in GTK, the submenus have to get deleted first.
717a57c2
VZ		 399}
400
401// ----------------------------------------------------------------------------
402// wxMenu item adding/removing
403// ----------------------------------------------------------------------------
404
1e6feb95
VZ		 405void wxMenuBase::AddSubMenu(wxMenu *submenu)
406{
407 wxCHECK_RET( submenu, _T("can't add a NULL submenu") );
408
1e6feb95
VZ		 409 submenu->SetParent((wxMenu *)this);
410}
411
9add9367 412wxMenuItem* wxMenuBase::DoAppend(wxMenuItem *item)
717a57c2 413{
9add9367 414 wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Append()") );
717a57c2
VZ		 415
416 m_items.Append(item);
1e93ca17 417 item->SetMenu((wxMenu*)this);
1e6feb95
VZ		 418 if ( item->IsSubMenu() )
419 {
420 AddSubMenu(item->GetSubMenu());
421 }
717a57c2 422
9add9367 423 return item;
717a57c2
VZ		 424}
425
9add9367 426wxMenuItem* wxMenuBase::Insert(size_t pos, wxMenuItem *item)
717a57c2 427{
9add9367 428 wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Insert") );
717a57c2 429
32db328c
VZ		 430 if ( pos == GetMenuItemCount() )
431 {
432 return DoAppend(item);
433 }
434 else
435 {
4e32eea1 436 wxCHECK_MSG( pos < GetMenuItemCount(), NULL,
32db328c
VZ		 437 wxT("invalid index in wxMenu::Insert") );
438
439 return DoInsert(pos, item);
440 }
717a57c2
VZ		 441}
442
9add9367 443wxMenuItem* wxMenuBase::DoInsert(size_t pos, wxMenuItem *item)
717a57c2 444{
9add9367 445 wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Insert()") );
717a57c2 446
222ed1d6 447 wxMenuItemList::compatibility_iterator node = m_items.Item(pos);
4e32eea1 448 wxCHECK_MSG( node, NULL, wxT("invalid index in wxMenu::Insert()") );
717a57c2
VZ		 449
450 m_items.Insert(node, item);
1e93ca17 451 item->SetMenu((wxMenu*)this);
1e6feb95
VZ		 452 if ( item->IsSubMenu() )
453 {
454 AddSubMenu(item->GetSubMenu());
455 }
717a57c2 456
9add9367 457 return item;
717a57c2
VZ		 458}
459
460wxMenuItem *wxMenuBase::Remove(wxMenuItem *item)
461{
462 wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Remove") );
463
464 return DoRemove(item);
465}
466
467wxMenuItem *wxMenuBase::DoRemove(wxMenuItem *item)
468{
222ed1d6 469 wxMenuItemList::compatibility_iterator node = m_items.Find(item);
717a57c2
VZ		 470
471 // if we get here, the item is valid or one of Remove() functions is broken
472 wxCHECK_MSG( node, NULL, wxT("bug in wxMenu::Remove logic") );
473
474 // we detach the item, but we do delete the list node (i.e. don't call
475 // DetachNode() here!)
222ed1d6 476 m_items.Erase(node);
717a57c2
VZ		 477
478 // item isn't attached to anything any more
1e93ca17 479 item->SetMenu((wxMenu *)NULL);
717a57c2
VZ		 480 wxMenu *submenu = item->GetSubMenu();
481 if ( submenu )
482 {
483 submenu->SetParent((wxMenu *)NULL);
082006f3
VZ		 484 if ( submenu->IsAttached() )
485 submenu->Detach();
717a57c2
VZ		 486 }
487
488 return item;
489}
490
491bool wxMenuBase::Delete(wxMenuItem *item)
492{
4e32eea1 493 wxCHECK_MSG( item, false, wxT("invalid item in wxMenu::Delete") );
717a57c2
VZ		 494
495 return DoDelete(item);
496}
497
498bool wxMenuBase::DoDelete(wxMenuItem *item)
499{
500 wxMenuItem *item2 = DoRemove(item);
4e32eea1 501 wxCHECK_MSG( item2, false, wxT("failed to delete menu item") );
717a57c2
VZ		 502
503 // don't delete the submenu
504 item2->SetSubMenu((wxMenu *)NULL);
505
506 delete item2;
507
4e32eea1 508 return true;
717a57c2
VZ		 509}
510
511bool wxMenuBase::Destroy(wxMenuItem *item)
512{
4e32eea1 513 wxCHECK_MSG( item, false, wxT("invalid item in wxMenu::Destroy") );
717a57c2
VZ		 514
515 return DoDestroy(item);
516}
517
518bool wxMenuBase::DoDestroy(wxMenuItem *item)
519{
520 wxMenuItem *item2 = DoRemove(item);
4e32eea1 521 wxCHECK_MSG( item2, false, wxT("failed to delete menu item") );
717a57c2
VZ		 522
523 delete item2;
524
4e32eea1 525 return true;
717a57c2
VZ		 526}
527
528// ----------------------------------------------------------------------------
529// wxMenu searching for items
530// ----------------------------------------------------------------------------
531
4e32eea1 532// Finds the item id matching the given string, wxNOT_FOUND if not found.
717a57c2
VZ		 533int wxMenuBase::FindItem(const wxString& text) const
534{
3b59cdbf 535 wxString label = wxMenuItem::GetLabelFromText(text);
222ed1d6 536 for ( wxMenuItemList::compatibility_iterator node = m_items.GetFirst();
717a57c2
VZ		 537 node;
538 node = node->GetNext() )
539 {
540 wxMenuItem *item = node->GetData();
541 if ( item->IsSubMenu() )
542 {
543 int rc = item->GetSubMenu()->FindItem(label);
544 if ( rc != wxNOT_FOUND )
545 return rc;
546 }
adb21613
VZ		 547
548 // we execute this code for submenus as well to alllow finding them by
549 // name just like the ordinary items
550 if ( !item->IsSeparator() )
717a57c2
VZ		 551 {
552 if ( item->GetLabel() == label )
553 return item->GetId();
554 }
555 }
556
557 return wxNOT_FOUND;
558}
559
560// recursive search for item by id
561wxMenuItem *wxMenuBase::FindItem(int itemId, wxMenu **itemMenu) const
562{
563 if ( itemMenu )
564 *itemMenu = NULL;
565
566 wxMenuItem *item = NULL;
222ed1d6 567 for ( wxMenuItemList::compatibility_iterator node = m_items.GetFirst();
717a57c2
VZ		 568 node && !item;
569 node = node->GetNext() )
570 {
571 item = node->GetData();
572
573 if ( item->GetId() == itemId )
574 {
575 if ( itemMenu )
576 *itemMenu = (wxMenu *)this;
577 }
578 else if ( item->IsSubMenu() )
579 {
580 item = item->GetSubMenu()->FindItem(itemId, itemMenu);
581 }
582 else
583 {
584 // don't exit the loop
585 item = NULL;
586 }
587 }
588
589 return item;
590}
591
592// non recursive search
593wxMenuItem *wxMenuBase::FindChildItem(int id, size_t *ppos) const
594{
595 wxMenuItem *item = (wxMenuItem *)NULL;
222ed1d6 596 wxMenuItemList::compatibility_iterator node = GetMenuItems().GetFirst();
717a57c2
VZ		 597
598 size_t pos;
599 for ( pos = 0; node; pos++ )
600 {
1dddf838
VZ		 601 if ( node->GetData()->GetId() == id )
602 {
603 item = node->GetData();
604
717a57c2 605 break;
1dddf838 606 }
717a57c2
VZ		 607
608 node = node->GetNext();
609 }
610
611 if ( ppos )
612 {
1987af7e 613 *ppos = item ? pos : (size_t)wxNOT_FOUND;
717a57c2
VZ		 614 }
615
616 return item;
617}
618
01ebf752
JS		 619// find by position
620wxMenuItem* wxMenuBase::FindItemByPosition(size_t position) const
621{
20aed026
VZ		 622 wxCHECK_MSG( position < m_items.GetCount(), NULL,
623 _T("wxMenu::FindItemByPosition(): invalid menu index") );
624
625 return m_items.Item( position )->GetData();
01ebf752
JS		 626}
627
717a57c2 628// ----------------------------------------------------------------------------
1e6feb95 629// wxMenu helpers used by derived classes
717a57c2
VZ		 630// ----------------------------------------------------------------------------
631
632// Update a menu and all submenus recursively. source is the object that has
633// the update event handlers defined for it. If NULL, the menu or associated
634// window will be used.
635void wxMenuBase::UpdateUI(wxEvtHandler* source)
636{
5ce61d9f
RR		 637 if (GetInvokingWindow())
638 {
639 // Don't update menus if the parent
640 // frame is about to get deleted
641 wxWindow *tlw = wxGetTopLevelParent( GetInvokingWindow() );
642 if (tlw && wxPendingDelete.Member(tlw))
643 return;
644 }
645
717a57c2
VZ		 646 if ( !source && GetInvokingWindow() )
647 source = GetInvokingWindow()->GetEventHandler();
648 if ( !source )
649 source = GetEventHandler();
650 if ( !source )
651 source = this;
652
222ed1d6 653 wxMenuItemList::compatibility_iterator node = GetMenuItems().GetFirst();
717a57c2
VZ		 654 while ( node )
655 {
656 wxMenuItem* item = node->GetData();
657 if ( !item->IsSeparator() )
658 {
659 wxWindowID id = item->GetId();
660 wxUpdateUIEvent event(id);
661 event.SetEventObject( source );
662
663 if ( source->ProcessEvent(event) )
664 {
18afa2ac 665 // if anything changed, update the changed attribute
717a57c2
VZ		 666 if (event.GetSetText())
667 SetLabel(id, event.GetText());
668 if (event.GetSetChecked())
669 Check(id, event.GetChecked());
670 if (event.GetSetEnabled())
671 Enable(id, event.GetEnabled());
672 }
673
674 // recurse to the submenus
675 if ( item->GetSubMenu() )
676 item->GetSubMenu()->UpdateUI(source);
677 }
18afa2ac 678 //else: item is a separator (which doesn't process update UI events)
717a57c2
VZ		 679
680 node = node->GetNext();
681 }
682}
683
1e6feb95
VZ		 684bool wxMenuBase::SendEvent(int id, int checked)
685{
686 wxCommandEvent event(wxEVT_COMMAND_MENU_SELECTED, id);
687 event.SetEventObject(this);
688 event.SetInt(checked);
689
4e32eea1 690 bool processed = false;
1e6feb95 691
1e6feb95 692 // Try the menu's event handler
902725ee 693 // if ( !processed )
1e6feb95
VZ		 694 {
695 wxEvtHandler *handler = GetEventHandler();
696 if ( handler )
697 processed = handler->ProcessEvent(event);
698 }
699
700 // Try the window the menu was popped up from (and up through the
701 // hierarchy)
702 if ( !processed )
703 {
704 const wxMenuBase *menu = this;
705 while ( menu )
706 {
707 wxWindow *win = menu->GetInvokingWindow();
708 if ( win )
709 {
710 processed = win->GetEventHandler()->ProcessEvent(event);
711 break;
712 }
713
714 menu = menu->GetParent();
715 }
716 }
717
718 return processed;
719}
720
721// ----------------------------------------------------------------------------
722// wxMenu attaching/detaching to/from menu bar
723// ----------------------------------------------------------------------------
724
dbdf9a17
DE		 725wxMenuBar* wxMenuBase::GetMenuBar() const
726{
727 if(GetParent())
728 return GetParent()->GetMenuBar();
729 return m_menuBar;
730}
731
1e6feb95
VZ		 732void wxMenuBase::Attach(wxMenuBarBase *menubar)
733{
734 // use Detach() instead!
735 wxASSERT_MSG( menubar, _T("menu can't be attached to NULL menubar") );
736
737 // use IsAttached() to prevent this from happening
738 wxASSERT_MSG( !m_menuBar, _T("attaching menu twice?") );
739
740 m_menuBar = (wxMenuBar *)menubar;
741}
742
743void wxMenuBase::Detach()
744{
745 // use IsAttached() to prevent this from happening
746 wxASSERT_MSG( m_menuBar, _T("detaching unattached menu?") );
747
748 m_menuBar = NULL;
749}
750
717a57c2
VZ		 751// ----------------------------------------------------------------------------
752// wxMenu functions forwarded to wxMenuItem
753// ----------------------------------------------------------------------------
754
755void wxMenuBase::Enable( int id, bool enable )
756{
757 wxMenuItem *item = FindItem(id);
758
759 wxCHECK_RET( item, wxT("wxMenu::Enable: no such item") );
760
761 item->Enable(enable);
762}
763
764bool wxMenuBase::IsEnabled( int id ) const
765{
766 wxMenuItem *item = FindItem(id);
767
4e32eea1 768 wxCHECK_MSG( item, false, wxT("wxMenu::IsEnabled: no such item") );
717a57c2
VZ		 769
770 return item->IsEnabled();
771}
772
773void wxMenuBase::Check( int id, bool enable )
774{
775 wxMenuItem *item = FindItem(id);
776
777 wxCHECK_RET( item, wxT("wxMenu::Check: no such item") );
778
779 item->Check(enable);
780}
781
782bool wxMenuBase::IsChecked( int id ) const
783{
784 wxMenuItem *item = FindItem(id);
785
4e32eea1 786 wxCHECK_MSG( item, false, wxT("wxMenu::IsChecked: no such item") );
717a57c2
VZ		 787
788 return item->IsChecked();
789}
790
791void wxMenuBase::SetLabel( int id, const wxString &label )
792{
793 wxMenuItem *item = FindItem(id);
794
795 wxCHECK_RET( item, wxT("wxMenu::SetLabel: no such item") );
796
797 item->SetText(label);
798}
799
800wxString wxMenuBase::GetLabel( int id ) const
801{
802 wxMenuItem *item = FindItem(id);
803
525d8583 804 wxCHECK_MSG( item, wxEmptyString, wxT("wxMenu::GetLabel: no such item") );
717a57c2
VZ		 805
806 return item->GetText();
807}
808
809void wxMenuBase::SetHelpString( int id, const wxString& helpString )
810{
811 wxMenuItem *item = FindItem(id);
812
813 wxCHECK_RET( item, wxT("wxMenu::SetHelpString: no such item") );
814
815 item->SetHelp( helpString );
816}
817
818wxString wxMenuBase::GetHelpString( int id ) const
819{
820 wxMenuItem *item = FindItem(id);
821
525d8583 822 wxCHECK_MSG( item, wxEmptyString, wxT("wxMenu::GetHelpString: no such item") );
717a57c2
VZ		 823
824 return item->GetHelp();
825}
826
827// ----------------------------------------------------------------------------
828// wxMenuBarBase ctor and dtor
3dfac970
VZ		 829// ----------------------------------------------------------------------------
830
831wxMenuBarBase::wxMenuBarBase()
832{
1e6feb95
VZ		 833 // not attached yet
834 m_menuBarFrame = NULL;
3dfac970
VZ		 835}
836
837wxMenuBarBase::~wxMenuBarBase()
838{
222ed1d6 839 WX_CLEAR_LIST(wxMenuList, m_menus);
3dfac970
VZ		 840}
841
842// ----------------------------------------------------------------------------
843// wxMenuBar item access: the base class versions manage m_menus list, the
844// derived class should reflect the changes in the real menubar
845// ----------------------------------------------------------------------------
846
847wxMenu *wxMenuBarBase::GetMenu(size_t pos) const
848{
222ed1d6 849 wxMenuList::compatibility_iterator node = m_menus.Item(pos);
3dfac970
VZ		 850 wxCHECK_MSG( node, NULL, wxT("bad index in wxMenuBar::GetMenu()") );
851
852 return node->GetData();
853}
854
855bool wxMenuBarBase::Append(wxMenu *menu, const wxString& WXUNUSED(title))
856{
4e32eea1 857 wxCHECK_MSG( menu, false, wxT("can't append NULL menu") );
3dfac970
VZ		 858
859 m_menus.Append(menu);
1e6feb95 860 menu->Attach(this);
3dfac970 861
4e32eea1 862 return true;
3dfac970
VZ		 863}
864
865bool wxMenuBarBase::Insert(size_t pos, wxMenu *menu,
32db328c 866 const wxString& title)
3dfac970 867{
32db328c
VZ		 868 if ( pos == m_menus.GetCount() )
869 {
186baeb2 870 return wxMenuBarBase::Append(menu, title);
32db328c 871 }
1e6feb95 872 else // not at the end
32db328c 873 {
4e32eea1 874 wxCHECK_MSG( menu, false, wxT("can't insert NULL menu") );
3dfac970 875
222ed1d6 876 wxMenuList::compatibility_iterator node = m_menus.Item(pos);
4e32eea1 877 wxCHECK_MSG( node, false, wxT("bad index in wxMenuBar::Insert()") );
3dfac970 878
32db328c 879 m_menus.Insert(node, menu);
1e6feb95 880 menu->Attach(this);
3dfac970 881
4e32eea1 882 return true;
32db328c 883 }
3dfac970
VZ		 884}
885
886wxMenu *wxMenuBarBase::Replace(size_t pos, wxMenu *menu,
887 const wxString& WXUNUSED(title))
888{
889 wxCHECK_MSG( menu, NULL, wxT("can't insert NULL menu") );
890
222ed1d6 891 wxMenuList::compatibility_iterator node = m_menus.Item(pos);
3dfac970
VZ		 892 wxCHECK_MSG( node, NULL, wxT("bad index in wxMenuBar::Replace()") );
893
894 wxMenu *menuOld = node->GetData();
895 node->SetData(menu);
896
1e6feb95
VZ		 897 menu->Attach(this);
898 menuOld->Detach();
899
3dfac970
VZ		 900 return menuOld;
901}
902
903wxMenu *wxMenuBarBase::Remove(size_t pos)
904{
222ed1d6 905 wxMenuList::compatibility_iterator node = m_menus.Item(pos);
3dfac970
VZ		 906 wxCHECK_MSG( node, NULL, wxT("bad index in wxMenuBar::Remove()") );
907
3dfac970 908 wxMenu *menu = node->GetData();
222ed1d6 909 m_menus.Erase(node);
1e6feb95 910 menu->Detach();
3dfac970 911
3dfac970
VZ		 912 return menu;
913}
914
270e8b6a 915int wxMenuBarBase::FindMenu(const wxString& title) const
52130557
VZ		 916{
917 wxString label = wxMenuItem::GetLabelFromText(title);
918
919 size_t count = GetMenuCount();
920 for ( size_t i = 0; i < count; i++ )
921 {
922 wxString title2 = GetLabelTop(i);
923 if ( (title2 == title) ||
924 (wxMenuItem::GetLabelFromText(title2) == label) )
925 {
926 // found
2b5f62a0 927 return (int)i;
52130557
VZ		 928 }
929 }
930
931 return wxNOT_FOUND;
932
933}
934
1e6feb95
VZ		 935// ----------------------------------------------------------------------------
936// wxMenuBar attaching/detaching to/from the frame
937// ----------------------------------------------------------------------------
938
939void wxMenuBarBase::Attach(wxFrame *frame)
940{
941 wxASSERT_MSG( !IsAttached(), wxT("menubar already attached!") );
942
943 m_menuBarFrame = frame;
944}
945
946void wxMenuBarBase::Detach()
947{
948 wxASSERT_MSG( IsAttached(), wxT("detaching unattached menubar") );
949
950 m_menuBarFrame = NULL;
951}
952
953// ----------------------------------------------------------------------------
954// wxMenuBar searching for items
955// ----------------------------------------------------------------------------
956
957wxMenuItem *wxMenuBarBase::FindItem(int id, wxMenu **menu) const
958{
959 if ( menu )
960 *menu = NULL;
961
962 wxMenuItem *item = NULL;
222ed1d6
MB		 963 size_t count = GetMenuCount(), i;
964 wxMenuList::const_iterator it;
965 for ( i = 0, it = m_menus.begin(); !item && (i < count); i++, it++ )
1e6feb95 966 {
222ed1d6 967 item = (*it)->FindItem(id, menu);
1e6feb95
VZ		 968 }
969
970 return item;
971}
972
973int wxMenuBarBase::FindMenuItem(const wxString& menu, const wxString& item) const
974{
975 wxString label = wxMenuItem::GetLabelFromText(menu);
976
977 int i = 0;
222ed1d6 978 wxMenuList::compatibility_iterator node;
1e6feb95
VZ		 979 for ( node = m_menus.GetFirst(); node; node = node->GetNext(), i++ )
980 {
981 if ( label == wxMenuItem::GetLabelFromText(GetLabelTop(i)) )
982 return node->GetData()->FindItem(item);
983 }
984
985 return wxNOT_FOUND;
986}
987
3dfac970
VZ		 988// ---------------------------------------------------------------------------
989// wxMenuBar functions forwarded to wxMenuItem
990// ---------------------------------------------------------------------------
991
992void wxMenuBarBase::Enable(int id, bool enable)
993{
994 wxMenuItem *item = FindItem(id);
995
996 wxCHECK_RET( item, wxT("attempt to enable an item which doesn't exist") );
997
998 item->Enable(enable);
999}
1000
1001void wxMenuBarBase::Check(int id, bool check)
1002{
1003 wxMenuItem *item = FindItem(id);
1004
1005 wxCHECK_RET( item, wxT("attempt to check an item which doesn't exist") );
1006 wxCHECK_RET( item->IsCheckable(), wxT("attempt to check an uncheckable item") );
1007
1008 item->Check(check);
1009}
1010
1011bool wxMenuBarBase::IsChecked(int id) const
1012{
1013 wxMenuItem *item = FindItem(id);
1014
4e32eea1 1015 wxCHECK_MSG( item, false, wxT("wxMenuBar::IsChecked(): no such item") );
3dfac970
VZ		 1016
1017 return item->IsChecked();
1018}
1019
1020bool wxMenuBarBase::IsEnabled(int id) const
1021{
1022 wxMenuItem *item = FindItem(id);
1023
4e32eea1 1024 wxCHECK_MSG( item, false, wxT("wxMenuBar::IsEnabled(): no such item") );
3dfac970
VZ		 1025
1026 return item->IsEnabled();
1027}
1028
1029void wxMenuBarBase::SetLabel(int id, const wxString& label)
1030{
1031 wxMenuItem *item = FindItem(id);
1032
1033 wxCHECK_RET( item, wxT("wxMenuBar::SetLabel(): no such item") );
1034
1035 item->SetText(label);
1036}
1037
1038wxString wxMenuBarBase::GetLabel(int id) const
1039{
1040 wxMenuItem *item = FindItem(id);
1041
1042 wxCHECK_MSG( item, wxEmptyString,
1043 wxT("wxMenuBar::GetLabel(): no such item") );
1044
1045 return item->GetText();
1046}
1047
1048void wxMenuBarBase::SetHelpString(int id, const wxString& helpString)
1049{
1050 wxMenuItem *item = FindItem(id);
1051
1052 wxCHECK_RET( item, wxT("wxMenuBar::SetHelpString(): no such item") );
1053
1054 item->SetHelp(helpString);
1055}
1056
1057wxString wxMenuBarBase::GetHelpString(int id) const
1058{
1059 wxMenuItem *item = FindItem(id);
1060
1061 wxCHECK_MSG( item, wxEmptyString,
1062 wxT("wxMenuBar::GetHelpString(): no such item") );
1063
1064 return item->GetHelp();
1065}
1066
1e6feb95 1067#endif // wxUSE_MENUS
wxWidgets (Impactor)