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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/msw/menu.cpp
3 // Purpose: wxMenu, wxMenuBar, wxMenuItem
4 // Author: Julian Smart
5 // Modified by: Vadim Zeitlin
6 // Created: 04/01/98
7 // RCS-ID: $Id$
8 // Copyright: (c) Julian Smart
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ===========================================================================
13 // declarations
14 // ===========================================================================
15
16 // ---------------------------------------------------------------------------
17 // headers
18 // ---------------------------------------------------------------------------
19
20 // For compilers that support precompilation, includes "wx.h".
21 #include "wx/wxprec.h"
22
23 #ifdef __BORLANDC__
24 #pragma hdrstop
25 #endif
26
27 #if wxUSE_MENUS
28
29 #include "wx/menu.h"
30
31 #ifndef WX_PRECOMP
32 #include "wx/frame.h"
33 #include "wx/utils.h"
34 #include "wx/intl.h"
35 #include "wx/log.h"
36 #include "wx/image.h"
37 #endif
38
39 #if wxUSE_OWNER_DRAWN
40 #include "wx/ownerdrw.h"
41 #endif
42
43 #include "wx/scopedarray.h"
44 #include "wx/vector.h"
45
46 #include "wx/msw/private.h"
47 #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
48
49 #ifdef __WXWINCE__
50 #include <windows.h>
51 #include <windowsx.h>
52 #include <tchar.h>
53 #include <ole2.h>
54 #include <shellapi.h>
55 #if (_WIN32_WCE < 400) && !defined(__HANDHELDPC__)
56 #include <aygshell.h>
57 #endif
58
59 #include "wx/msw/wince/missing.h"
60
61 #endif
62
63 // other standard headers
64 #include <string.h>
65
66 #if wxUSE_OWNER_DRAWN
67 #include "wx/dynlib.h"
68 #endif
69
70 #ifndef MNS_CHECKORBMP
71 #define MNS_CHECKORBMP 0x04000000
72 #endif
73 #ifndef MIM_STYLE
74 #define MIM_STYLE 0x00000010
75 #endif
76
77 // ----------------------------------------------------------------------------
78 // global variables
79 // ----------------------------------------------------------------------------
80
81 // ----------------------------------------------------------------------------
82 // constants
83 // ----------------------------------------------------------------------------
84
85 // the (popup) menu title has this special id
86 static const int idMenuTitle = wxID_NONE;
87
88 // ----------------------------------------------------------------------------
89 // private helper classes and functions
90 // ----------------------------------------------------------------------------
91
92 // Contains the data about the radio items groups in the given menu.
93 class wxMenuRadioItemsData
94 {
95 public:
96 wxMenuRadioItemsData() { }
97
98 // Default copy ctor, assignment operator and dtor are all ok.
99
100 // Find the start and end of the group containing the given position or
101 // return false if it's not inside any range.
102 bool GetGroupRange(int pos, int *start, int *end) const
103 {
104 // We use a simple linear search here because there are not that many
105 // items in a menu and hence even fewer radio items ranges anyhow, so
106 // normally there is no need to do anything fancy (like keeping the
107 // array sorted and using binary search).
108 for ( Ranges::const_iterator it = m_ranges.begin();
109 it != m_ranges.end();
110 ++it )
111 {
112 const Range& r = *it;
113
114 if ( r.start <= pos && pos <= r.end )
115 {
116 if ( start )
117 *start = r.start;
118 if ( end )
119 *end = r.end;
120
121 return true;
122 }
123 }
124
125 return false;
126 }
127
128 // Take into account the new radio item about to be added at the given
129 // position.
130 //
131 // Returns true if this item starts a new radio group, false if it extends
132 // an existing one.
133 bool UpdateOnInsert(int pos)
134 {
135 bool inExistingGroup = false;
136
137 for ( Ranges::iterator it = m_ranges.begin();
138 it != m_ranges.end();
139 ++it )
140 {
141 Range& r = *it;
142
143 if ( pos < r.start )
144 {
145 // Item is inserted before this range, update its indices.
146 r.start++;
147 r.end++;
148 }
149 else if ( pos <= r.end + 1 )
150 {
151 // Item is inserted in the middle of this range or immediately
152 // after it in which case it extends this range so make it span
153 // one more item in any case.
154 r.end++;
155
156 inExistingGroup = true;
157 }
158 //else: Item is inserted after this range, nothing to do for it.
159 }
160
161 if ( inExistingGroup )
162 return false;
163
164 // Make a new range for the group this item will belong to.
165 Range r;
166 r.start = pos;
167 r.end = pos;
168 m_ranges.push_back(r);
169
170 return true;
171 }
172
173 private:
174 // Contains the inclusive positions of the range start and end.
175 struct Range
176 {
177 int start;
178 int end;
179 };
180
181 typedef wxVector<Range> Ranges;
182 Ranges m_ranges;
183 };
184
185 namespace
186 {
187
188 // make the given menu item default
189 void SetDefaultMenuItem(HMENU WXUNUSED_IN_WINCE(hmenu),
190 UINT WXUNUSED_IN_WINCE(id))
191 {
192 #ifndef __WXWINCE__
193 WinStruct<MENUITEMINFO> mii;
194 mii.fMask = MIIM_STATE;
195 mii.fState = MFS_DEFAULT;
196
197 if ( !::SetMenuItemInfo(hmenu, id, FALSE, &mii) )
198 {
199 wxLogLastError(wxT("SetMenuItemInfo"));
200 }
201 #endif // !__WXWINCE__
202 }
203
204 // make the given menu item owner-drawn
205 void SetOwnerDrawnMenuItem(HMENU WXUNUSED_IN_WINCE(hmenu),
206 UINT WXUNUSED_IN_WINCE(id),
207 ULONG_PTR WXUNUSED_IN_WINCE(data),
208 BOOL WXUNUSED_IN_WINCE(byPositon = FALSE))
209 {
210 #ifndef __WXWINCE__
211 WinStruct<MENUITEMINFO> mii;
212 mii.fMask = MIIM_FTYPE | MIIM_DATA;
213 mii.fType = MFT_OWNERDRAW;
214 mii.dwItemData = data;
215
216 if ( reinterpret_cast<wxMenuItem*>(data)->IsSeparator() )
217 mii.fType |= MFT_SEPARATOR;
218
219 if ( !::SetMenuItemInfo(hmenu, id, byPositon, &mii) )
220 {
221 wxLogLastError(wxT("SetMenuItemInfo"));
222 }
223 #endif // !__WXWINCE__
224 }
225
226 #ifdef __WXWINCE__
227 UINT GetMenuState(HMENU hMenu, UINT id, UINT flags)
228 {
229 WinStruct<MENUITEMINFO> info;
230 info.fMask = MIIM_STATE;
231 // MF_BYCOMMAND is zero so test MF_BYPOSITION
232 if ( !::GetMenuItemInfo(hMenu, id, flags & MF_BYPOSITION ? TRUE : FALSE , & info) )
233 {
234 wxLogLastError(wxT("GetMenuItemInfo"));
235 }
236 return info.fState;
237 }
238 #endif // __WXWINCE__
239
240 inline bool IsGreaterThanStdSize(const wxBitmap& bmp)
241 {
242 return bmp.GetWidth() > ::GetSystemMetrics(SM_CXMENUCHECK) ||
243 bmp.GetHeight() > ::GetSystemMetrics(SM_CYMENUCHECK);
244 }
245
246 } // anonymous namespace
247
248 // ============================================================================
249 // implementation
250 // ============================================================================
251
252 // ---------------------------------------------------------------------------
253 // wxMenu construction, adding and removing menu items
254 // ---------------------------------------------------------------------------
255
256 // Construct a menu with optional title (then use append)
257 void wxMenu::InitNoCreate()
258 {
259 m_radioData = NULL;
260 m_doBreak = false;
261
262 #if wxUSE_OWNER_DRAWN
263 m_ownerDrawn = false;
264 m_maxBitmapWidth = 0;
265 m_maxAccelWidth = -1;
266 #endif // wxUSE_OWNER_DRAWN
267 }
268
269 void wxMenu::Init()
270 {
271 InitNoCreate();
272
273 // create the menu
274 m_hMenu = (WXHMENU)CreatePopupMenu();
275 if ( !m_hMenu )
276 {
277 wxLogLastError(wxT("CreatePopupMenu"));
278 }
279
280 // if we have a title, insert it in the beginning of the menu
281 if ( !m_title.empty() )
282 {
283 const wxString title = m_title;
284 m_title.clear(); // so that SetTitle() knows there was no title before
285 SetTitle(title);
286 }
287 }
288
289 wxMenu::wxMenu(WXHMENU hMenu)
290 {
291 InitNoCreate();
292
293 m_hMenu = hMenu;
294
295 // Ensure that our internal idea of how many items we have corresponds to
296 // the real number of items in the menu.
297 //
298 // We could also retrieve the real labels of the items here but it doesn't
299 // seem to be worth the trouble.
300 const int numExistingItems = ::GetMenuItemCount(m_hMenu);
301 for ( int n = 0; n < numExistingItems; n++ )
302 {
303 wxMenuBase::DoAppend(wxMenuItem::New(this, wxID_SEPARATOR));
304 }
305 }
306
307 // The wxWindow destructor will take care of deleting the submenus.
308 wxMenu::~wxMenu()
309 {
310 // we should free Windows resources only if Windows doesn't do it for us
311 // which happens if we're attached to a menubar or a submenu of another
312 // menu
313 if ( !IsAttached() && !GetParent() )
314 {
315 if ( !::DestroyMenu(GetHmenu()) )
316 {
317 wxLogLastError(wxT("DestroyMenu"));
318 }
319 }
320
321 #if wxUSE_ACCEL
322 // delete accels
323 WX_CLEAR_ARRAY(m_accels);
324 #endif // wxUSE_ACCEL
325
326 delete m_radioData;
327 }
328
329 void wxMenu::Break()
330 {
331 // this will take effect during the next call to Append()
332 m_doBreak = true;
333 }
334
335 #if wxUSE_ACCEL
336
337 int wxMenu::FindAccel(int id) const
338 {
339 size_t n, count = m_accels.GetCount();
340 for ( n = 0; n < count; n++ )
341 {
342 if ( m_accels[n]->m_command == id )
343 return n;
344 }
345
346 return wxNOT_FOUND;
347 }
348
349 void wxMenu::UpdateAccel(wxMenuItem *item)
350 {
351 if ( item->IsSubMenu() )
352 {
353 wxMenu *submenu = item->GetSubMenu();
354 wxMenuItemList::compatibility_iterator node = submenu->GetMenuItems().GetFirst();
355 while ( node )
356 {
357 UpdateAccel(node->GetData());
358
359 node = node->GetNext();
360 }
361 }
362 else if ( !item->IsSeparator() )
363 {
364 // recurse upwards: we should only modify m_accels of the top level
365 // menus, not of the submenus as wxMenuBar doesn't look at them
366 // (alternative and arguable cleaner solution would be to recurse
367 // downwards in GetAccelCount() and CopyAccels())
368 if ( GetParent() )
369 {
370 GetParent()->UpdateAccel(item);
371 return;
372 }
373
374 // find the (new) accel for this item
375 wxAcceleratorEntry *accel = wxAcceleratorEntry::Create(item->GetItemLabel());
376 if ( accel )
377 accel->m_command = item->GetId();
378
379 // find the old one
380 int n = FindAccel(item->GetId());
381 if ( n == wxNOT_FOUND )
382 {
383 // no old, add new if any
384 if ( accel )
385 m_accels.Add(accel);
386 else
387 return; // skipping RebuildAccelTable() below
388 }
389 else
390 {
391 // replace old with new or just remove the old one if no new
392 delete m_accels[n];
393 if ( accel )
394 m_accels[n] = accel;
395 else
396 m_accels.RemoveAt(n);
397 }
398
399 if ( IsAttached() )
400 {
401 GetMenuBar()->RebuildAccelTable();
402 }
403
404 #if wxUSE_OWNER_DRAWN
405 ResetMaxAccelWidth();
406 #endif
407 }
408 //else: it is a separator, they can't have accels, nothing to do
409 }
410
411 #endif // wxUSE_ACCEL
412
413 namespace
414 {
415
416 // helper of DoInsertOrAppend(): returns the HBITMAP to use in MENUITEMINFO
417 HBITMAP GetHBitmapForMenu(wxMenuItem *pItem, bool checked = true)
418 {
419 // Under versions of Windows older than Vista we can't pass HBITMAP
420 // directly as hbmpItem for 2 reasons:
421 // 1. We can't draw it with transparency then (this is not
422 // very important now but would be with themed menu bg)
423 // 2. Worse, Windows inverts the bitmap for the selected
424 // item and this looks downright ugly
425 //
426 // So we prefer to instead draw it ourselves in MSWOnDrawItem().by using
427 // HBMMENU_CALLBACK when inserting it
428 //
429 // However under Vista using HBMMENU_CALLBACK causes the entire menu to be
430 // drawn using the classic theme instead of the current one and it does
431 // handle transparency just fine so do use the real bitmap there
432 #if wxUSE_IMAGE
433 if ( wxGetWinVersion() >= wxWinVersion_Vista )
434 {
435 #if wxUSE_OWNER_DRAWN
436 wxBitmap bmp = pItem->GetBitmap(checked);
437 if ( bmp.IsOk() )
438 {
439 // we must use PARGB DIB for the menu bitmaps so ensure that we do
440 wxImage img(bmp.ConvertToImage());
441 if ( !img.HasAlpha() )
442 {
443 img.InitAlpha();
444 pItem->SetBitmap(img, checked);
445 }
446
447 return GetHbitmapOf(pItem->GetBitmap(checked));
448 }
449 #endif // wxUSE_OWNER_DRAWN
450 //else: bitmap is not set
451
452 return NULL;
453 }
454 #endif // wxUSE_IMAGE
455
456 return HBMMENU_CALLBACK;
457 }
458
459 } // anonymous namespace
460
461 bool wxMenu::MSWGetRadioGroupRange(int pos, int *start, int *end) const
462 {
463 return m_radioData && m_radioData->GetGroupRange(pos, start, end);
464 }
465
466 // append a new item or submenu to the menu
467 bool wxMenu::DoInsertOrAppend(wxMenuItem *pItem, size_t pos)
468 {
469 #if wxUSE_ACCEL
470 UpdateAccel(pItem);
471 #endif // wxUSE_ACCEL
472
473 // we should support disabling the item even prior to adding it to the menu
474 UINT flags = pItem->IsEnabled() ? MF_ENABLED : MF_GRAYED;
475
476 // if "Break" has just been called, insert a menu break before this item
477 // (and don't forget to reset the flag)
478 if ( m_doBreak ) {
479 flags |= MF_MENUBREAK;
480 m_doBreak = false;
481 }
482
483 if ( pItem->IsSeparator() ) {
484 flags |= MF_SEPARATOR;
485 }
486
487 // id is the numeric id for normal menu items and HMENU for submenus as
488 // required by ::AppendMenu() API
489 UINT_PTR id;
490 wxMenu *submenu = pItem->GetSubMenu();
491 if ( submenu != NULL ) {
492 wxASSERT_MSG( submenu->GetHMenu(), wxT("invalid submenu") );
493
494 submenu->SetParent(this);
495
496 id = (UINT_PTR)submenu->GetHMenu();
497
498 flags |= MF_POPUP;
499 }
500 else {
501 id = pItem->GetMSWId();
502 }
503
504
505 // prepare to insert the item in the menu
506 wxString itemText = pItem->GetItemLabel();
507 LPCTSTR pData = NULL;
508 if ( pos == (size_t)-1 )
509 {
510 // append at the end (note that the item is already appended to
511 // internal data structures)
512 pos = GetMenuItemCount() - 1;
513 }
514
515 // Update radio groups data if we're inserting a new radio item.
516 //
517 // NB: If we supported inserting non-radio items in the middle of existing
518 // radio groups to break them into two subgroups, we'd need to update
519 // m_radioData in this case too but currently this is not supported.
520 bool checkInitially = false;
521 if ( pItem->GetKind() == wxITEM_RADIO )
522 {
523 if ( !m_radioData )
524 m_radioData = new wxMenuRadioItemsData;
525
526 if ( m_radioData->UpdateOnInsert(pos) )
527 checkInitially = true;
528 }
529
530 // adjust position to account for the title of a popup menu, if any
531 if ( !GetMenuBar() && !m_title.empty() )
532 pos += 2; // for the title itself and its separator
533
534 BOOL ok = false;
535
536 #if wxUSE_OWNER_DRAWN
537 // Under older systems mixing owner-drawn and non-owner-drawn items results
538 // in inconsistent margins, so we force this one to be owner-drawn if any
539 // other items already are.
540 if ( m_ownerDrawn )
541 pItem->SetOwnerDrawn(true);
542 #endif // wxUSE_OWNER_DRAWN
543
544 // check if we have something more than a simple text item
545 #if wxUSE_OWNER_DRAWN
546 if ( pItem->IsOwnerDrawn() )
547 {
548 #ifndef __DMC__
549
550 if ( !m_ownerDrawn && !pItem->IsSeparator() )
551 {
552 // MIIM_BITMAP only works under WinME/2000+ so we always use owner
553 // drawn item under the previous versions and we also have to use
554 // them in any case if the item has custom colours or font
555 static const wxWinVersion winver = wxGetWinVersion();
556 bool mustUseOwnerDrawn = winver < wxWinVersion_98 ||
557 pItem->GetTextColour().IsOk() ||
558 pItem->GetBackgroundColour().IsOk() ||
559 pItem->GetFont().IsOk();
560
561 if ( !mustUseOwnerDrawn )
562 {
563 const wxBitmap& bmpUnchecked = pItem->GetBitmap(false),
564 bmpChecked = pItem->GetBitmap(true);
565
566 if ( (bmpUnchecked.IsOk() && IsGreaterThanStdSize(bmpUnchecked)) ||
567 (bmpChecked.IsOk() && IsGreaterThanStdSize(bmpChecked)) )
568 {
569 mustUseOwnerDrawn = true;
570 }
571 }
572
573 // use InsertMenuItem() if possible as it's guaranteed to look
574 // correct while our owner-drawn code is not
575 if ( !mustUseOwnerDrawn )
576 {
577 WinStruct<MENUITEMINFO> mii;
578 mii.fMask = MIIM_STRING | MIIM_DATA;
579
580 // don't set hbmpItem for the checkable items as it would
581 // be used for both checked and unchecked state
582 if ( pItem->IsCheckable() )
583 {
584 mii.fMask |= MIIM_CHECKMARKS;
585 mii.hbmpChecked = GetHBitmapForMenu(pItem, true);
586 mii.hbmpUnchecked = GetHBitmapForMenu(pItem, false);
587 }
588 else if ( pItem->GetBitmap().IsOk() )
589 {
590 mii.fMask |= MIIM_BITMAP;
591 mii.hbmpItem = GetHBitmapForMenu(pItem);
592 }
593
594 mii.cch = itemText.length();
595 mii.dwTypeData = wxMSW_CONV_LPTSTR(itemText);
596
597 if ( flags & MF_POPUP )
598 {
599 mii.fMask |= MIIM_SUBMENU;
600 mii.hSubMenu = GetHmenuOf(pItem->GetSubMenu());
601 }
602 else
603 {
604 mii.fMask |= MIIM_ID;
605 mii.wID = id;
606 }
607
608 mii.dwItemData = reinterpret_cast<ULONG_PTR>(pItem);
609
610 ok = ::InsertMenuItem(GetHmenu(), pos, TRUE /* by pos */, &mii);
611 if ( !ok )
612 {
613 wxLogLastError(wxT("InsertMenuItem()"));
614 }
615 else // InsertMenuItem() ok
616 {
617 // we need to remove the extra indent which is reserved for
618 // the checkboxes by default as it looks ugly unless check
619 // boxes are used together with bitmaps and this is not the
620 // case in wx API
621 WinStruct<MENUINFO> mi;
622
623 // don't call SetMenuInfo() directly, this would prevent
624 // the app from starting up under Windows 95/NT 4
625 typedef BOOL (WINAPI *SetMenuInfo_t)(HMENU, MENUINFO *);
626
627 wxDynamicLibrary dllUser(wxT("user32"));
628 wxDYNLIB_FUNCTION(SetMenuInfo_t, SetMenuInfo, dllUser);
629 if ( pfnSetMenuInfo )
630 {
631 mi.fMask = MIM_STYLE;
632 mi.dwStyle = MNS_CHECKORBMP;
633 if ( !(*pfnSetMenuInfo)(GetHmenu(), &mi) )
634 {
635 wxLogLastError(wxT("SetMenuInfo(MNS_NOCHECK)"));
636 }
637 }
638
639 // tell the item that it's not really owner-drawn but only
640 // needs to draw its bitmap, the rest is done by Windows
641 pItem->SetOwnerDrawn(false);
642 }
643 }
644 }
645 #endif // __DMC__
646
647 if ( !ok )
648 {
649 // item draws itself, pass pointer to it in data parameter
650 flags |= MF_OWNERDRAW;
651 pData = (LPCTSTR)pItem;
652
653 bool updateAllMargins = false;
654
655 // get size of bitmap always return valid value (0 for invalid bitmap),
656 // so we don't needed check if bitmap is valid ;)
657 int uncheckedW = pItem->GetBitmap(false).GetWidth();
658 int checkedW = pItem->GetBitmap(true).GetWidth();
659
660 if ( m_maxBitmapWidth < uncheckedW )
661 {
662 m_maxBitmapWidth = uncheckedW;
663 updateAllMargins = true;
664 }
665
666 if ( m_maxBitmapWidth < checkedW )
667 {
668 m_maxBitmapWidth = checkedW;
669 updateAllMargins = true;
670 }
671
672 // make other item ownerdrawn and update margin width for equals alignment
673 if ( !m_ownerDrawn || updateAllMargins )
674 {
675 // we must use position in SetOwnerDrawnMenuItem because
676 // all separators have the same id
677 int pos = 0;
678 wxMenuItemList::compatibility_iterator node = GetMenuItems().GetFirst();
679 while (node)
680 {
681 wxMenuItem* item = node->GetData();
682
683 if ( !item->IsOwnerDrawn())
684 {
685 item->SetOwnerDrawn(true);
686 SetOwnerDrawnMenuItem(GetHmenu(), pos,
687 reinterpret_cast<ULONG_PTR>(item), TRUE);
688 }
689
690 item->SetMarginWidth(m_maxBitmapWidth);
691
692 node = node->GetNext();
693 pos++;
694 }
695
696 // set menu as ownerdrawn
697 m_ownerDrawn = true;
698
699 ResetMaxAccelWidth();
700 }
701 // only update our margin for equals alignment to other item
702 else if ( !updateAllMargins )
703 {
704 pItem->SetMarginWidth(m_maxBitmapWidth);
705 }
706 }
707 }
708 else
709 #endif // wxUSE_OWNER_DRAWN
710 {
711 // item is just a normal string (passed in data parameter)
712 flags |= MF_STRING;
713
714 #ifdef __WXWINCE__
715 itemText = wxMenuItem::GetLabelText(itemText);
716 #endif
717
718 pData = itemText.t_str();
719 }
720
721 // item might have already been inserted by InsertMenuItem() above
722 if ( !ok )
723 {
724 if ( !::InsertMenu(GetHmenu(), pos, flags | MF_BYPOSITION, id, pData) )
725 {
726 wxLogLastError(wxT("InsertMenu[Item]()"));
727
728 return false;
729 }
730 }
731
732
733 // Check the item if it should be initially checked.
734 if ( checkInitially )
735 pItem->Check(true);
736
737 // if we just appended the title, highlight it
738 if ( id == (UINT_PTR)idMenuTitle )
739 {
740 // visually select the menu title
741 SetDefaultMenuItem(GetHmenu(), id);
742 }
743
744 // if we're already attached to the menubar, we must update it
745 if ( IsAttached() && GetMenuBar()->IsAttached() )
746 {
747 GetMenuBar()->Refresh();
748 }
749
750 return true;
751 }
752
753 wxMenuItem* wxMenu::DoAppend(wxMenuItem *item)
754 {
755 return wxMenuBase::DoAppend(item) && DoInsertOrAppend(item) ? item : NULL;
756 }
757
758 wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item)
759 {
760 if (wxMenuBase::DoInsert(pos, item) && DoInsertOrAppend(item, pos))
761 return item;
762 else
763 return NULL;
764 }
765
766 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
767 {
768 // we need to find the item's position in the child list
769 size_t pos;
770 wxMenuItemList::compatibility_iterator node = GetMenuItems().GetFirst();
771 for ( pos = 0; node; pos++ )
772 {
773 if ( node->GetData() == item )
774 break;
775
776 node = node->GetNext();
777 }
778
779 // DoRemove() (unlike Remove) can only be called for an existing item!
780 wxCHECK_MSG( node, NULL, wxT("bug in wxMenu::Remove logic") );
781
782 #if wxUSE_ACCEL
783 // remove the corresponding accel from the accel table
784 int n = FindAccel(item->GetId());
785 if ( n != wxNOT_FOUND )
786 {
787 delete m_accels[n];
788
789 m_accels.RemoveAt(n);
790
791 #if wxUSE_OWNER_DRAWN
792 ResetMaxAccelWidth();
793 #endif
794 }
795 //else: this item doesn't have an accel, nothing to do
796 #endif // wxUSE_ACCEL
797
798 // remove the item from the menu
799 if ( !::RemoveMenu(GetHmenu(), (UINT)pos, MF_BYPOSITION) )
800 {
801 wxLogLastError(wxT("RemoveMenu"));
802 }
803
804 if ( IsAttached() && GetMenuBar()->IsAttached() )
805 {
806 // otherwise, the change won't be visible
807 GetMenuBar()->Refresh();
808 }
809
810 // and from internal data structures
811 return wxMenuBase::DoRemove(item);
812 }
813
814 // ---------------------------------------------------------------------------
815 // accelerator helpers
816 // ---------------------------------------------------------------------------
817
818 #if wxUSE_ACCEL
819
820 // create the wxAcceleratorEntries for our accels and put them into the provided
821 // array - return the number of accels we have
822 size_t wxMenu::CopyAccels(wxAcceleratorEntry *accels) const
823 {
824 size_t count = GetAccelCount();
825 for ( size_t n = 0; n < count; n++ )
826 {
827 *accels++ = *m_accels[n];
828 }
829
830 return count;
831 }
832
833 wxAcceleratorTable *wxMenu::CreateAccelTable() const
834 {
835 const size_t count = m_accels.size();
836 wxScopedArray<wxAcceleratorEntry> accels(new wxAcceleratorEntry[count]);
837 CopyAccels(accels.get());
838
839 return new wxAcceleratorTable(count, accels.get());
840 }
841
842 #endif // wxUSE_ACCEL
843
844 // ---------------------------------------------------------------------------
845 // ownerdrawn helpers
846 // ---------------------------------------------------------------------------
847
848 #if wxUSE_OWNER_DRAWN
849
850 void wxMenu::CalculateMaxAccelWidth()
851 {
852 wxASSERT_MSG( m_maxAccelWidth == -1, wxT("it's really needed?") );
853
854 wxMenuItemList::compatibility_iterator node = GetMenuItems().GetFirst();
855 while (node)
856 {
857 wxMenuItem* item = node->GetData();
858
859 if ( item->IsOwnerDrawn() )
860 {
861 int width = item->MeasureAccelWidth();
862 if (width > m_maxAccelWidth )
863 m_maxAccelWidth = width;
864 }
865
866 node = node->GetNext();
867 }
868 }
869
870 #endif // wxUSE_OWNER_DRAWN
871
872 // ---------------------------------------------------------------------------
873 // set wxMenu title
874 // ---------------------------------------------------------------------------
875
876 void wxMenu::SetTitle(const wxString& label)
877 {
878 bool hasNoTitle = m_title.empty();
879 m_title = label;
880
881 HMENU hMenu = GetHmenu();
882
883 if ( hasNoTitle )
884 {
885 if ( !label.empty() )
886 {
887 if ( !::InsertMenu(hMenu, 0u, MF_BYPOSITION | MF_STRING,
888 (UINT_PTR)idMenuTitle, m_title.t_str()) ||
889 !::InsertMenu(hMenu, 1u, MF_BYPOSITION, (unsigned)-1, NULL) )
890 {
891 wxLogLastError(wxT("InsertMenu"));
892 }
893 }
894 }
895 else
896 {
897 if ( label.empty() )
898 {
899 // remove the title and the separator after it
900 if ( !RemoveMenu(hMenu, 0, MF_BYPOSITION) ||
901 !RemoveMenu(hMenu, 0, MF_BYPOSITION) )
902 {
903 wxLogLastError(wxT("RemoveMenu"));
904 }
905 }
906 else
907 {
908 // modify the title
909 #ifdef __WXWINCE__
910 WinStruct<MENUITEMINFO> info;
911 info.fMask = MIIM_TYPE;
912 info.fType = MFT_STRING;
913 info.cch = m_title.length();
914 info.dwTypeData = wxMSW_CONV_LPTSTR(m_title);
915 if ( !SetMenuItemInfo(hMenu, 0, TRUE, & info) )
916 {
917 wxLogLastError(wxT("SetMenuItemInfo"));
918 }
919 #else
920 if ( !ModifyMenu(hMenu, 0u,
921 MF_BYPOSITION | MF_STRING,
922 (UINT_PTR)idMenuTitle, m_title.t_str()) )
923 {
924 wxLogLastError(wxT("ModifyMenu"));
925 }
926 #endif
927 }
928 }
929
930 #ifdef __WIN32__
931 // put the title string in bold face
932 if ( !m_title.empty() )
933 {
934 SetDefaultMenuItem(GetHmenu(), (UINT)idMenuTitle);
935 }
936 #endif // Win32
937 }
938
939 // ---------------------------------------------------------------------------
940 // event processing
941 // ---------------------------------------------------------------------------
942
943 bool wxMenu::MSWCommand(WXUINT WXUNUSED(param), WXWORD id_)
944 {
945 const int id = (signed short)id_;
946
947 // ignore commands from the menu title
948 if ( id != idMenuTitle )
949 {
950 // Default value for uncheckable items.
951 int checked = -1;
952
953 // update the check item when it's clicked
954 wxMenuItem * const item = FindItem(id);
955 if ( item && item->IsCheckable() )
956 {
957 item->Toggle();
958
959 // Get the status of the menu item: note that it has been just changed
960 // by Toggle() above so here we already get the new state of the item.
961 //
962 // Also notice that we must pass unsigned id_ and not sign-extended id
963 // to ::GetMenuState() as this is what it expects.
964 UINT menuState = ::GetMenuState(GetHmenu(), id_, MF_BYCOMMAND);
965 checked = (menuState & MF_CHECKED) != 0;
966 }
967
968 SendEvent(id, checked);
969 }
970
971 return true;
972 }
973
974 // get the menu with given handle (recursively)
975 #if wxUSE_OWNER_DRAWN
976 wxMenu* wxMenu::MSWGetMenu(WXHMENU hMenu)
977 {
978 // check self
979 if ( GetHMenu() == hMenu )
980 return this;
981
982 // recursively query submenus
983 for ( size_t n = 0 ; n < GetMenuItemCount(); ++n )
984 {
985 wxMenuItem* item = FindItemByPosition(n);
986 wxMenu* submenu = item->GetSubMenu();
987 if ( submenu )
988 {
989 submenu = submenu->MSWGetMenu(hMenu);
990 if (submenu)
991 return submenu;
992 }
993 }
994
995 // unknown hMenu
996 return NULL;
997 }
998 #endif // wxUSE_OWNER_DRAWN
999
1000 // ---------------------------------------------------------------------------
1001 // Menu Bar
1002 // ---------------------------------------------------------------------------
1003
1004 void wxMenuBar::Init()
1005 {
1006 m_eventHandler = this;
1007 m_hMenu = 0;
1008 #if wxUSE_TOOLBAR && defined(__WXWINCE__)
1009 m_toolBar = NULL;
1010 #endif
1011 // Not using a combined wxToolBar/wxMenuBar? then use
1012 // a commandbar in WinCE .NET just to implement the
1013 // menubar.
1014 #if defined(WINCE_WITH_COMMANDBAR)
1015 m_commandBar = NULL;
1016 m_adornmentsAdded = false;
1017 #endif
1018 }
1019
1020 wxMenuBar::wxMenuBar()
1021 {
1022 Init();
1023 }
1024
1025 wxMenuBar::wxMenuBar( long WXUNUSED(style) )
1026 {
1027 Init();
1028 }
1029
1030 wxMenuBar::wxMenuBar(size_t count, wxMenu *menus[], const wxString titles[], long WXUNUSED(style))
1031 {
1032 Init();
1033
1034 for ( size_t i = 0; i < count; i++ )
1035 {
1036 // We just want to store the menu title in the menu itself, not to
1037 // show it as a dummy item in the menu itself as we do with the popup
1038 // menu titles in overridden wxMenu::SetTitle().
1039 menus[i]->wxMenuBase::SetTitle(titles[i]);
1040 m_menus.Append(menus[i]);
1041
1042 menus[i]->Attach(this);
1043 }
1044 }
1045
1046 wxMenuBar::~wxMenuBar()
1047 {
1048 // In Windows CE (not .NET), the menubar is always associated
1049 // with a toolbar, which destroys the menu implicitly.
1050 #if defined(WINCE_WITHOUT_COMMANDBAR) && defined(__POCKETPC__)
1051 if (GetToolBar())
1052 {
1053 wxToolMenuBar* toolMenuBar = wxDynamicCast(GetToolBar(), wxToolMenuBar);
1054 if (toolMenuBar)
1055 toolMenuBar->SetMenuBar(NULL);
1056 }
1057 #else
1058 // we should free Windows resources only if Windows doesn't do it for us
1059 // which happens if we're attached to a frame
1060 if (m_hMenu && !IsAttached())
1061 {
1062 #if defined(WINCE_WITH_COMMANDBAR)
1063 ::DestroyWindow((HWND) m_commandBar);
1064 m_commandBar = (WXHWND) NULL;
1065 #else
1066 ::DestroyMenu((HMENU)m_hMenu);
1067 #endif
1068 m_hMenu = (WXHMENU)NULL;
1069 }
1070 #endif
1071 }
1072
1073 // ---------------------------------------------------------------------------
1074 // wxMenuBar helpers
1075 // ---------------------------------------------------------------------------
1076
1077 void wxMenuBar::Refresh()
1078 {
1079 if ( IsFrozen() )
1080 return;
1081
1082 wxCHECK_RET( IsAttached(), wxT("can't refresh unattached menubar") );
1083
1084 #if defined(WINCE_WITHOUT_COMMANDBAR)
1085 if (GetToolBar())
1086 {
1087 CommandBar_DrawMenuBar((HWND) GetToolBar()->GetHWND(), 0);
1088 }
1089 #elif defined(WINCE_WITH_COMMANDBAR)
1090 if (m_commandBar)
1091 DrawMenuBar((HWND) m_commandBar);
1092 #else
1093 DrawMenuBar(GetHwndOf(GetFrame()));
1094 #endif
1095 }
1096
1097 WXHMENU wxMenuBar::Create()
1098 {
1099 // Note: this doesn't work at all on Smartphone,
1100 // since you have to use resources.
1101 // We'll have to find another way to add a menu
1102 // by changing/adding menu items to an existing menu.
1103 #if defined(WINCE_WITHOUT_COMMANDBAR)
1104 if ( m_hMenu != 0 )
1105 return m_hMenu;
1106
1107 wxToolMenuBar * const bar = static_cast<wxToolMenuBar *>(GetToolBar());
1108 if ( !bar )
1109 return NULL;
1110
1111 HWND hCommandBar = GetHwndOf(bar);
1112
1113 // notify comctl32.dll about the version of the headers we use before using
1114 // any other TB_XXX messages
1115 SendMessage(hCommandBar, TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
1116
1117 TBBUTTON tbButton;
1118 wxZeroMemory(tbButton);
1119 tbButton.iBitmap = I_IMAGENONE;
1120 tbButton.fsState = TBSTATE_ENABLED;
1121 tbButton.fsStyle = TBSTYLE_DROPDOWN |
1122 TBSTYLE_NO_DROPDOWN_ARROW |
1123 TBSTYLE_AUTOSIZE;
1124
1125 for ( unsigned i = 0; i < GetMenuCount(); i++ )
1126 {
1127 HMENU hPopupMenu = (HMENU) GetMenu(i)->GetHMenu();
1128 tbButton.dwData = (DWORD)hPopupMenu;
1129 wxString label = wxStripMenuCodes(GetMenuLabel(i));
1130 tbButton.iString = (int) wxMSW_CONV_LPCTSTR(label);
1131
1132 tbButton.idCommand = NewControlId();
1133 if ( !::SendMessage(hCommandBar, TB_INSERTBUTTON, i, (LPARAM)&tbButton) )
1134 {
1135 wxLogLastError(wxT("TB_INSERTBUTTON"));
1136 }
1137 }
1138
1139 m_hMenu = bar->GetHMenu();
1140 return m_hMenu;
1141 #else // !__WXWINCE__
1142 if ( m_hMenu != 0 )
1143 return m_hMenu;
1144
1145 m_hMenu = (WXHMENU)::CreateMenu();
1146
1147 if ( !m_hMenu )
1148 {
1149 wxLogLastError(wxT("CreateMenu"));
1150 }
1151 else
1152 {
1153 for ( wxMenuList::iterator it = m_menus.begin();
1154 it != m_menus.end();
1155 ++it )
1156 {
1157 if ( !::AppendMenu((HMENU)m_hMenu, MF_POPUP | MF_STRING,
1158 (UINT_PTR)(*it)->GetHMenu(),
1159 (*it)->GetTitle().t_str()) )
1160 {
1161 wxLogLastError(wxT("AppendMenu"));
1162 }
1163 }
1164 }
1165
1166 return m_hMenu;
1167 #endif // __WXWINCE__/!__WXWINCE__
1168 }
1169
1170 int wxMenuBar::MSWPositionForWxMenu(wxMenu *menu, int wxpos)
1171 {
1172 wxASSERT(menu);
1173 wxASSERT(menu->GetHMenu());
1174 wxASSERT(m_hMenu);
1175
1176 #if defined(__WXWINCE__)
1177 int totalMSWItems = GetMenuCount();
1178 #else
1179 int totalMSWItems = GetMenuItemCount((HMENU)m_hMenu);
1180 #endif
1181
1182 int i; // For old C++ compatibility
1183 for(i=wxpos; i<totalMSWItems; i++)
1184 {
1185 if(GetSubMenu((HMENU)m_hMenu,i)==(HMENU)menu->GetHMenu())
1186 return i;
1187 }
1188 for(i=0; i<wxpos; i++)
1189 {
1190 if(GetSubMenu((HMENU)m_hMenu,i)==(HMENU)menu->GetHMenu())
1191 return i;
1192 }
1193 wxFAIL;
1194 return -1;
1195 }
1196
1197 // ---------------------------------------------------------------------------
1198 // wxMenuBar functions to work with the top level submenus
1199 // ---------------------------------------------------------------------------
1200
1201 // NB: we don't support owner drawn top level items for now, if we do these
1202 // functions would have to be changed to use wxMenuItem as well
1203
1204 void wxMenuBar::EnableTop(size_t pos, bool enable)
1205 {
1206 wxCHECK_RET( IsAttached(), wxT("doesn't work with unattached menubars") );
1207 wxCHECK_RET( pos < GetMenuCount(), wxT("invalid menu index") );
1208
1209 int flag = enable ? MF_ENABLED : MF_GRAYED;
1210
1211 EnableMenuItem((HMENU)m_hMenu, MSWPositionForWxMenu(GetMenu(pos),pos), MF_BYPOSITION | flag);
1212
1213 Refresh();
1214 }
1215
1216 bool wxMenuBar::IsEnabledTop(size_t pos) const
1217 {
1218 wxCHECK_MSG( pos < GetMenuCount(), false, wxS("invalid menu index") );
1219 WinStruct<MENUITEMINFO> mii;
1220 mii.fMask = MIIM_STATE;
1221 if ( !::GetMenuItemInfo(GetHmenu(), pos, TRUE, &mii) )
1222 {
1223 wxLogLastError(wxS("GetMenuItemInfo(menubar)"));
1224 }
1225
1226 return !(mii.fState & MFS_GRAYED);
1227 }
1228
1229 void wxMenuBar::SetMenuLabel(size_t pos, const wxString& label)
1230 {
1231 wxCHECK_RET( pos < GetMenuCount(), wxT("invalid menu index") );
1232
1233 m_menus[pos]->wxMenuBase::SetTitle(label);
1234
1235 if ( !IsAttached() )
1236 {
1237 return;
1238 }
1239 //else: have to modify the existing menu
1240
1241 int mswpos = MSWPositionForWxMenu(GetMenu(pos),pos);
1242
1243 UINT_PTR id;
1244 UINT flagsOld = ::GetMenuState((HMENU)m_hMenu, mswpos, MF_BYPOSITION);
1245 if ( flagsOld == 0xFFFFFFFF )
1246 {
1247 wxLogLastError(wxT("GetMenuState"));
1248
1249 return;
1250 }
1251
1252 if ( flagsOld & MF_POPUP )
1253 {
1254 // HIBYTE contains the number of items in the submenu in this case
1255 flagsOld &= 0xff;
1256 id = (UINT_PTR)::GetSubMenu((HMENU)m_hMenu, mswpos);
1257 }
1258 else
1259 {
1260 id = pos;
1261 }
1262
1263 #ifdef __WXWINCE__
1264 WinStruct<MENUITEMINFO> info;
1265 info.fMask = MIIM_TYPE;
1266 info.fType = MFT_STRING;
1267 info.cch = label.length();
1268 info.dwTypeData = wxMSW_CONV_LPTSTR(label);
1269 if ( !SetMenuItemInfo(GetHmenu(), id, TRUE, &info) )
1270 {
1271 wxLogLastError(wxT("SetMenuItemInfo"));
1272 }
1273
1274 #else
1275 if ( ::ModifyMenu(GetHmenu(), mswpos, MF_BYPOSITION | MF_STRING | flagsOld,
1276 id, label.t_str()) == (int)0xFFFFFFFF )
1277 {
1278 wxLogLastError(wxT("ModifyMenu"));
1279 }
1280 #endif
1281
1282 Refresh();
1283 }
1284
1285 wxString wxMenuBar::GetMenuLabel(size_t pos) const
1286 {
1287 wxCHECK_MSG( pos < GetMenuCount(), wxEmptyString,
1288 wxT("invalid menu index in wxMenuBar::GetMenuLabel") );
1289
1290 return m_menus[pos]->GetTitle();
1291 }
1292
1293 // ---------------------------------------------------------------------------
1294 // wxMenuBar construction
1295 // ---------------------------------------------------------------------------
1296
1297 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
1298 {
1299 wxMenu *menuOld = wxMenuBarBase::Replace(pos, menu, title);
1300 if ( !menuOld )
1301 return NULL;
1302
1303 menu->wxMenuBase::SetTitle(title);
1304
1305 #if defined(WINCE_WITHOUT_COMMANDBAR)
1306 if (IsAttached())
1307 #else
1308 if (GetHmenu())
1309 #endif
1310 {
1311 int mswpos = MSWPositionForWxMenu(menuOld,pos);
1312
1313 // can't use ModifyMenu() because it deletes the submenu it replaces
1314 if ( !::RemoveMenu(GetHmenu(), (UINT)mswpos, MF_BYPOSITION) )
1315 {
1316 wxLogLastError(wxT("RemoveMenu"));
1317 }
1318
1319 if ( !::InsertMenu(GetHmenu(), (UINT)mswpos,
1320 MF_BYPOSITION | MF_POPUP | MF_STRING,
1321 (UINT_PTR)GetHmenuOf(menu), title.t_str()) )
1322 {
1323 wxLogLastError(wxT("InsertMenu"));
1324 }
1325
1326 #if wxUSE_ACCEL
1327 if ( menuOld->HasAccels() || menu->HasAccels() )
1328 {
1329 // need to rebuild accell table
1330 RebuildAccelTable();
1331 }
1332 #endif // wxUSE_ACCEL
1333
1334 if (IsAttached())
1335 Refresh();
1336 }
1337
1338 return menuOld;
1339 }
1340
1341 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
1342 {
1343 // Find out which MSW item before which we'll be inserting before
1344 // wxMenuBarBase::Insert is called and GetMenu(pos) is the new menu.
1345 // If IsAttached() is false this won't be used anyway
1346 bool isAttached =
1347 #if defined(WINCE_WITHOUT_COMMANDBAR)
1348 IsAttached();
1349 #else
1350 (GetHmenu() != 0);
1351 #endif
1352
1353 int mswpos = (!isAttached || (pos == m_menus.GetCount()))
1354 ? -1 // append the menu
1355 : MSWPositionForWxMenu(GetMenu(pos),pos);
1356
1357 if ( !wxMenuBarBase::Insert(pos, menu, title) )
1358 return false;
1359
1360 menu->wxMenuBase::SetTitle(title);
1361
1362 if ( isAttached )
1363 {
1364 #if defined(WINCE_WITHOUT_COMMANDBAR)
1365 if (!GetToolBar())
1366 return false;
1367 TBBUTTON tbButton;
1368 memset(&tbButton, 0, sizeof(TBBUTTON));
1369 tbButton.iBitmap = I_IMAGENONE;
1370 tbButton.fsState = TBSTATE_ENABLED;
1371 tbButton.fsStyle = TBSTYLE_DROPDOWN | TBSTYLE_NO_DROPDOWN_ARROW | TBSTYLE_AUTOSIZE;
1372
1373 HMENU hPopupMenu = (HMENU) menu->GetHMenu() ;
1374 tbButton.dwData = (DWORD)hPopupMenu;
1375 wxString label = wxStripMenuCodes(title);
1376 tbButton.iString = (int) wxMSW_CONV_LPCTSTR(label);
1377
1378 tbButton.idCommand = NewControlId();
1379 if (!::SendMessage((HWND) GetToolBar()->GetHWND(), TB_INSERTBUTTON, pos, (LPARAM)&tbButton))
1380 {
1381 wxLogLastError(wxT("TB_INSERTBUTTON"));
1382 return false;
1383 }
1384 wxUnusedVar(mswpos);
1385 #else
1386 if ( !::InsertMenu(GetHmenu(), mswpos,
1387 MF_BYPOSITION | MF_POPUP | MF_STRING,
1388 (UINT_PTR)GetHmenuOf(menu), title.t_str()) )
1389 {
1390 wxLogLastError(wxT("InsertMenu"));
1391 }
1392 #endif
1393 #if wxUSE_ACCEL
1394 if ( menu->HasAccels() )
1395 {
1396 // need to rebuild accell table
1397 RebuildAccelTable();
1398 }
1399 #endif // wxUSE_ACCEL
1400
1401 if (IsAttached())
1402 Refresh();
1403 }
1404
1405 return true;
1406 }
1407
1408 bool wxMenuBar::Append(wxMenu *menu, const wxString& title)
1409 {
1410 WXHMENU submenu = menu ? menu->GetHMenu() : 0;
1411 wxCHECK_MSG( submenu, false, wxT("can't append invalid menu to menubar") );
1412
1413 if ( !wxMenuBarBase::Append(menu, title) )
1414 return false;
1415
1416 menu->wxMenuBase::SetTitle(title);
1417
1418 #if defined(WINCE_WITHOUT_COMMANDBAR)
1419 if (IsAttached())
1420 #else
1421 if (GetHmenu())
1422 #endif
1423 {
1424 #if defined(WINCE_WITHOUT_COMMANDBAR)
1425 if (!GetToolBar())
1426 return false;
1427 TBBUTTON tbButton;
1428 memset(&tbButton, 0, sizeof(TBBUTTON));
1429 tbButton.iBitmap = I_IMAGENONE;
1430 tbButton.fsState = TBSTATE_ENABLED;
1431 tbButton.fsStyle = TBSTYLE_DROPDOWN | TBSTYLE_NO_DROPDOWN_ARROW | TBSTYLE_AUTOSIZE;
1432
1433 size_t pos = GetMenuCount();
1434 HMENU hPopupMenu = (HMENU) menu->GetHMenu() ;
1435 tbButton.dwData = (DWORD)hPopupMenu;
1436 wxString label = wxStripMenuCodes(title);
1437 tbButton.iString = (int) wxMSW_CONV_LPCTSTR(label);
1438
1439 tbButton.idCommand = NewControlId();
1440 if (!::SendMessage((HWND) GetToolBar()->GetHWND(), TB_INSERTBUTTON, pos, (LPARAM)&tbButton))
1441 {
1442 wxLogLastError(wxT("TB_INSERTBUTTON"));
1443 return false;
1444 }
1445 #else
1446 if ( !::AppendMenu(GetHmenu(), MF_POPUP | MF_STRING,
1447 (UINT_PTR)submenu, title.t_str()) )
1448 {
1449 wxLogLastError(wxT("AppendMenu"));
1450 }
1451 #endif
1452
1453 #if wxUSE_ACCEL
1454 if ( menu->HasAccels() )
1455 {
1456 // need to rebuild accelerator table
1457 RebuildAccelTable();
1458 }
1459 #endif // wxUSE_ACCEL
1460
1461 if (IsAttached())
1462 Refresh();
1463 }
1464
1465 return true;
1466 }
1467
1468 wxMenu *wxMenuBar::Remove(size_t pos)
1469 {
1470 wxMenu *menu = wxMenuBarBase::Remove(pos);
1471 if ( !menu )
1472 return NULL;
1473
1474 #if defined(WINCE_WITHOUT_COMMANDBAR)
1475 if (IsAttached())
1476 #else
1477 if (GetHmenu())
1478 #endif
1479 {
1480 #if defined(WINCE_WITHOUT_COMMANDBAR)
1481 if (GetToolBar())
1482 {
1483 if (!::SendMessage((HWND) GetToolBar()->GetHWND(), TB_DELETEBUTTON, (UINT) pos, (LPARAM) 0))
1484 {
1485 wxLogLastError(wxT("TB_DELETEBUTTON"));
1486 }
1487 }
1488 #else
1489 if ( !::RemoveMenu(GetHmenu(), (UINT)MSWPositionForWxMenu(menu,pos), MF_BYPOSITION) )
1490 {
1491 wxLogLastError(wxT("RemoveMenu"));
1492 }
1493 #endif
1494
1495 #if wxUSE_ACCEL
1496 if ( menu->HasAccels() )
1497 {
1498 // need to rebuild accell table
1499 RebuildAccelTable();
1500 }
1501 #endif // wxUSE_ACCEL
1502
1503 if (IsAttached())
1504 Refresh();
1505 }
1506
1507 return menu;
1508 }
1509
1510 #if wxUSE_ACCEL
1511
1512 void wxMenuBar::RebuildAccelTable()
1513 {
1514 // merge the accelerators of all menus into one accel table
1515 size_t nAccelCount = 0;
1516 size_t i, count = GetMenuCount();
1517 wxMenuList::iterator it;
1518 for ( i = 0, it = m_menus.begin(); i < count; i++, it++ )
1519 {
1520 nAccelCount += (*it)->GetAccelCount();
1521 }
1522
1523 if ( nAccelCount )
1524 {
1525 wxAcceleratorEntry *accelEntries = new wxAcceleratorEntry[nAccelCount];
1526
1527 nAccelCount = 0;
1528 for ( i = 0, it = m_menus.begin(); i < count; i++, it++ )
1529 {
1530 nAccelCount += (*it)->CopyAccels(&accelEntries[nAccelCount]);
1531 }
1532
1533 SetAcceleratorTable(wxAcceleratorTable(nAccelCount, accelEntries));
1534
1535 delete [] accelEntries;
1536 }
1537 }
1538
1539 #endif // wxUSE_ACCEL
1540
1541 void wxMenuBar::Attach(wxFrame *frame)
1542 {
1543 wxMenuBarBase::Attach(frame);
1544
1545 #if defined(WINCE_WITH_COMMANDBAR)
1546 if (!m_hMenu)
1547 this->Create();
1548 if (!m_commandBar)
1549 m_commandBar = (WXHWND) CommandBar_Create(wxGetInstance(), (HWND) frame->GetHWND(), NewControlId());
1550 if (m_commandBar)
1551 {
1552 if (m_hMenu)
1553 {
1554 if (!CommandBar_InsertMenubarEx((HWND) m_commandBar, NULL, (LPTSTR) m_hMenu, 0))
1555 {
1556 wxLogLastError(wxT("CommandBar_InsertMenubarEx"));
1557 }
1558 }
1559 }
1560 #endif
1561
1562 #if wxUSE_ACCEL
1563 RebuildAccelTable();
1564 #endif // wxUSE_ACCEL
1565 }
1566
1567 #if defined(WINCE_WITH_COMMANDBAR)
1568 bool wxMenuBar::AddAdornments(long style)
1569 {
1570 if (m_adornmentsAdded || !m_commandBar)
1571 return false;
1572
1573 if (style & wxCLOSE_BOX)
1574 {
1575 if (!CommandBar_AddAdornments((HWND) m_commandBar, 0, 0))
1576 {
1577 wxLogLastError(wxT("CommandBar_AddAdornments"));
1578 }
1579 else
1580 {
1581 return true;
1582 }
1583 }
1584 return false;
1585 }
1586 #endif
1587
1588 void wxMenuBar::Detach()
1589 {
1590 wxMenuBarBase::Detach();
1591 }
1592
1593 // get the menu with given handle (recursively)
1594 wxMenu* wxMenuBar::MSWGetMenu(WXHMENU hMenu)
1595 {
1596 wxCHECK_MSG( GetHMenu() != hMenu, NULL,
1597 wxT("wxMenuBar::MSWGetMenu(): menu handle is wxMenuBar, not wxMenu") );
1598
1599 #if wxUSE_OWNER_DRAWN
1600 // query all menus
1601 for ( size_t n = 0 ; n < GetMenuCount(); ++n )
1602 {
1603 wxMenu* menu = GetMenu(n)->MSWGetMenu(hMenu);
1604 if ( menu )
1605 return menu;
1606 }
1607 #endif
1608
1609 // unknown hMenu
1610 return NULL;
1611 }
1612
1613 #endif // wxUSE_MENUS