]>
git.saurik.com Git - wxWidgets.git/blob - src/univ/menu.cpp
1 /////////////////////////////////////////////////////////////////////////////
3 // Purpose: wxMenuItem, wxMenu and wxMenuBar implementation
4 // Author: Vadim Zeitlin
8 // Copyright: (c) 2000 SciTech Software, Inc. (www.scitechsoft.com)
9 // Licence: wxWindows license
10 /////////////////////////////////////////////////////////////////////////////
12 // ============================================================================
14 // ============================================================================
16 // ----------------------------------------------------------------------------
18 // ----------------------------------------------------------------------------
21 #pragma implementation "univmenuitem.h"
22 #pragma implementation "univmenu.h"
25 #include "wx/wxprec.h"
32 #include "wx/dynarray.h"
33 #include "wx/control.h" // for FindAccelIndex()
35 #include "wx/settings.h"
42 #include "wx/popupwin.h"
43 #include "wx/evtloop.h"
44 #include "wx/dcclient.h"
47 #include "wx/univ/renderer.h"
50 #include "wx/msw/private.h"
53 // ----------------------------------------------------------------------------
54 // wxMenuInfo contains all extra information about top level menus we need
55 // ----------------------------------------------------------------------------
57 class WXDLLEXPORT wxMenuInfo
61 wxMenuInfo(const wxString
& text
)
69 void SetLabel(const wxString
& text
)
71 // remember the accel char (may be -1 if none)
72 m_indexAccel
= wxControl::FindAccelIndex(text
, &m_label
);
74 // calculate the width later, after the menu bar is created
78 void SetEnabled(bool enabled
= TRUE
) { m_isEnabled
= enabled
; }
82 const wxString
& GetLabel() const { return m_label
; }
83 bool IsEnabled() const { return m_isEnabled
; }
84 wxCoord
GetWidth(wxMenuBar
*menubar
) const
88 wxConstCast(this, wxMenuInfo
)->CalcWidth(menubar
);
94 int GetAccelIndex() const { return m_indexAccel
; }
97 void CalcWidth(wxMenuBar
*menubar
)
100 wxClientDC
dc(menubar
);
101 dc
.SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT
));
102 dc
.GetTextExtent(m_label
, &size
.x
, &size
.y
);
104 // adjust for the renderer we use and store the width
105 m_width
= menubar
->GetRenderer()->GetMenuBarItemSize(size
).x
;
114 #include "wx/arrimpl.cpp"
116 WX_DEFINE_OBJARRAY(wxMenuInfoArray
);
118 // ----------------------------------------------------------------------------
119 // wxPopupMenuWindow: a popup window showing a menu
120 // ----------------------------------------------------------------------------
122 class wxPopupMenuWindow
: public wxPopupTransientWindow
125 wxPopupMenuWindow(wxWindow
*parent
, wxMenu
*menu
);
127 // override the base class version to select the first item initially
128 virtual void Popup(wxWindow
*focus
= NULL
);
130 // override the base class version to dismiss any open submenus
131 virtual void Dismiss();
133 // notify the menu when the window disappears from screen
134 virtual void OnDismiss();
136 // called when a submenu is dismissed
137 void OnSubmenuDismiss() { m_hasOpenSubMenu
= FALSE
; }
139 // get the currently selected item (may be NULL)
140 wxMenuItem
*GetCurrentItem() const
142 return m_nodeCurrent
? m_nodeCurrent
->GetData() : NULL
;
145 // find the menu item at given position
146 wxMenuItemList::Node
*GetMenuItemFromPoint(const wxPoint
& pt
) const;
148 // refresh the given item
149 void RefreshItem(wxMenuItem
*item
);
151 // preselect the first item
152 void SelectFirst() { SetCurrent(m_menu
->GetMenuItems().GetFirst()); }
154 // process the key event, return TRUE if done
155 bool ProcessKeyDown(int key
);
157 // process mouse move event
158 void ProcessMouseMove(const wxPoint
& pt
);
160 // don't dismiss the popup window if the parent menu was clicked
161 virtual bool ProcessLeftDown(wxMouseEvent
& event
);
164 // how did we perform this operation?
171 // draw the menu inside this window
172 virtual void DoDraw(wxControlRenderer
*renderer
);
175 void OnLeftUp(wxMouseEvent
& event
);
176 void OnMouseMove(wxMouseEvent
& event
);
177 void OnMouseLeave(wxMouseEvent
& event
);
178 void OnKeyDown(wxKeyEvent
& event
);
180 // reset the current item and node
183 // set the current node and item withotu refreshing anything
184 void SetCurrent(wxMenuItemList::Node
*node
);
186 // change the current item refreshing the old and new items
187 void ChangeCurrent(wxMenuItemList::Node
*node
);
189 // activate item, i.e. call either ClickItem() or OpenSubmenu() depending
190 // on what it is, return TRUE if something was done (i.e. it's not a
192 bool ActivateItem(wxMenuItem
*item
, InputMethod how
= WithKeyboard
);
194 // send the event about the item click
195 void ClickItem(wxMenuItem
*item
);
197 // show the submenu for this item
198 void OpenSubmenu(wxMenuItem
*item
, InputMethod how
= WithKeyboard
);
200 // can this tiem be opened?
201 bool CanOpen(wxMenuItem
*item
)
203 return item
&& item
->IsEnabled() && item
->IsSubMenu();
206 // dismiss the menu and all parent menus too
207 void DismissAndNotify();
209 // react to dimissing this menu and also dismiss the parent if
211 void HandleDismiss(bool dismissParent
);
213 // do we have an open submenu?
214 bool HasOpenSubmenu() const { return m_hasOpenSubMenu
; }
216 // get previous node after the current one
217 wxMenuItemList::Node
*GetPrevNode() const;
219 // get previous node before the given one, wrapping if it's the first one
220 wxMenuItemList::Node
*GetPrevNode(wxMenuItemList::Node
*node
) const;
222 // get next node after the current one
223 wxMenuItemList::Node
*GetNextNode() const;
225 // get next node after the given one, wrapping if it's the last one
226 wxMenuItemList::Node
*GetNextNode(wxMenuItemList::Node
*node
) const;
232 // the menu node corresponding to the current item
233 wxMenuItemList::Node
*m_nodeCurrent
;
235 // do we currently have an opened submenu?
236 bool m_hasOpenSubMenu
;
238 DECLARE_EVENT_TABLE()
241 // ----------------------------------------------------------------------------
242 // wxMenuKbdRedirector: an event handler which redirects kbd input to wxMenu
243 // ----------------------------------------------------------------------------
245 class wxMenuKbdRedirector
: public wxEvtHandler
248 wxMenuKbdRedirector(wxMenu
*menu
) { m_menu
= menu
; }
250 virtual bool ProcessEvent(wxEvent
& event
)
252 if ( event
.GetEventType() == wxEVT_KEY_DOWN
)
254 return m_menu
->ProcessKeyDown(((wxKeyEvent
&)event
).GetKeyCode());
258 return wxEvtHandler::ProcessEvent(event
);
266 // ----------------------------------------------------------------------------
268 // ----------------------------------------------------------------------------
270 IMPLEMENT_DYNAMIC_CLASS(wxMenu
, wxEvtHandler
)
271 IMPLEMENT_DYNAMIC_CLASS(wxMenuBar
, wxWindow
)
272 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem
, wxObject
)
274 BEGIN_EVENT_TABLE(wxPopupMenuWindow
, wxPopupTransientWindow
)
275 EVT_KEY_DOWN(wxPopupMenuWindow::OnKeyDown
)
277 EVT_LEFT_UP(wxPopupMenuWindow::OnLeftUp
)
278 EVT_MOTION(wxPopupMenuWindow::OnMouseMove
)
279 EVT_LEAVE_WINDOW(wxPopupMenuWindow::OnMouseLeave
)
282 BEGIN_EVENT_TABLE(wxMenuBar
, wxMenuBarBase
)
283 EVT_KILL_FOCUS(wxMenuBar::OnKillFocus
)
285 EVT_KEY_DOWN(wxMenuBar::OnKeyDown
)
287 EVT_LEFT_DOWN(wxMenuBar::OnLeftDown
)
288 EVT_MOTION(wxMenuBar::OnMouseMove
)
291 // ============================================================================
293 // ============================================================================
295 // ----------------------------------------------------------------------------
297 // ----------------------------------------------------------------------------
299 wxPopupMenuWindow::wxPopupMenuWindow(wxWindow
*parent
, wxMenu
*menu
)
302 m_hasOpenSubMenu
= FALSE
;
306 (void)Create(parent
, wxBORDER_RAISED
);
308 SetCursor(wxCURSOR_ARROW
);
311 // ----------------------------------------------------------------------------
312 // wxPopupMenuWindow current item/node handling
313 // ----------------------------------------------------------------------------
315 void wxPopupMenuWindow::ResetCurrent()
320 void wxPopupMenuWindow::SetCurrent(wxMenuItemList::Node
*node
)
322 m_nodeCurrent
= node
;
325 void wxPopupMenuWindow::ChangeCurrent(wxMenuItemList::Node
*node
)
327 if ( node
!= m_nodeCurrent
)
331 wxMenuItem
*item
= m_nodeCurrent
->GetData();
332 wxCHECK_RET( item
, _T("no current item?") );
334 // if it was the currently opened menu, close it
335 if ( item
->IsSubMenu() && item
->GetSubMenu()->IsShown() )
337 item
->GetSubMenu()->Dismiss();
344 m_nodeCurrent
= node
;
347 RefreshItem(m_nodeCurrent
->GetData());
351 wxMenuItemList::Node
*wxPopupMenuWindow::GetPrevNode() const
353 wxMenuItemList::Node
*node
= m_nodeCurrent
;
356 // start from the end if no current item
357 node
= m_menu
->GetMenuItems().GetLast();
360 return GetPrevNode(node
);
363 wxMenuItemList::Node
*
364 wxPopupMenuWindow::GetPrevNode(wxMenuItemList::Node
*node
) const
368 node
= node
->GetPrevious();
371 node
= m_menu
->GetMenuItems().GetLast();
374 //else: the menu is empty
379 wxMenuItemList::Node
*wxPopupMenuWindow::GetNextNode() const
381 wxMenuItemList::Node
*node
= m_nodeCurrent
;
384 // start from the beginning if no current item
385 node
= m_menu
->GetMenuItems().GetFirst();
388 return GetNextNode(node
);
391 wxMenuItemList::Node
*
392 wxPopupMenuWindow::GetNextNode(wxMenuItemList::Node
*node
) const
396 node
= node
->GetNext();
399 node
= m_menu
->GetMenuItems().GetFirst();
402 //else: the menu is empty
407 // ----------------------------------------------------------------------------
408 // wxPopupMenuWindow popup/dismiss
409 // ----------------------------------------------------------------------------
411 void wxPopupMenuWindow::Popup(wxWindow
*focus
)
413 // check that the current item had been properly reset before
414 wxASSERT_MSG( !m_nodeCurrent
||
415 m_nodeCurrent
== m_menu
->GetMenuItems().GetFirst(),
416 _T("menu current item preselected incorrectly") );
418 wxPopupTransientWindow::Popup(focus
);
421 // ensure that this window is really on top of everything: without using
422 // SetWindowPos() it can be covered by its parent menu which is not
423 // really what we want
424 wxMenu
*menuParent
= m_menu
->GetParent();
427 wxPopupMenuWindow
*win
= menuParent
->m_popupMenu
;
429 // if we're shown, the parent menu must be also shown
430 wxCHECK_RET( win
, _T("parent menu is not shown?") );
432 if ( !::SetWindowPos(GetHwndOf(win
), GetHwnd(),
434 SWP_NOMOVE
| SWP_NOSIZE
| SWP_NOREDRAW
) )
436 wxLogLastError(_T("SetWindowPos(HWND_TOP)"));
444 void wxPopupMenuWindow::Dismiss()
446 if ( HasOpenSubmenu() )
448 wxMenuItem
*item
= GetCurrentItem();
449 wxCHECK_RET( item
&& item
->IsSubMenu(), _T("where is our open submenu?") );
451 wxPopupMenuWindow
*win
= item
->GetSubMenu()->m_popupMenu
;
452 wxCHECK_RET( win
, _T("opened submenu is not opened?") );
458 wxPopupTransientWindow::Dismiss();
461 void wxPopupMenuWindow::OnDismiss()
463 // when we are dismissed because the user clicked elsewhere or we lost
464 // focus in any other way, hide the parent menu as well
468 void wxPopupMenuWindow::HandleDismiss(bool dismissParent
)
472 m_menu
->OnDismiss(dismissParent
);
475 void wxPopupMenuWindow::DismissAndNotify()
481 // ----------------------------------------------------------------------------
482 // wxPopupMenuWindow geometry
483 // ----------------------------------------------------------------------------
485 wxMenuItemList::Node
*
486 wxPopupMenuWindow::GetMenuItemFromPoint(const wxPoint
& pt
) const
488 // we only use the y coord normally, but still check x in case the point is
489 // outside the window completely
490 if ( wxWindow::HitTest(pt
) == wxHT_WINDOW_INSIDE
)
493 for ( wxMenuItemList::Node
*node
= m_menu
->GetMenuItems().GetFirst();
495 node
= node
->GetNext() )
497 wxMenuItem
*item
= node
->GetData();
498 y
+= item
->GetHeight();
510 // ----------------------------------------------------------------------------
511 // wxPopupMenuWindow drawing
512 // ----------------------------------------------------------------------------
514 void wxPopupMenuWindow::RefreshItem(wxMenuItem
*item
)
516 wxCHECK_RET( item
, _T("can't refresh NULL item") );
518 wxASSERT_MSG( IsShown(), _T("can't refresh menu which is not shown") );
520 // FIXME: -1 here because of SetLogicalOrigin(1, 1) in DoDraw()
521 RefreshRect(wxRect(0, item
->GetPosition() - 1,
522 m_menu
->GetGeometryInfo().GetSize().x
, item
->GetHeight()));
525 void wxPopupMenuWindow::DoDraw(wxControlRenderer
*renderer
)
527 // no clipping so far - do we need it? I don't think so as the menu is
528 // never partially covered as it is always on top of everything
530 wxDC
& dc
= renderer
->GetDC();
531 dc
.SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT
));
533 // FIXME: this should be done in the renderer, however when it is fixed
534 // wxPopupMenuWindow::RefreshItem() should be changed too!
535 dc
.SetLogicalOrigin(1, 1);
537 wxRenderer
*rend
= renderer
->GetRenderer();
540 const wxMenuGeometryInfo
& gi
= m_menu
->GetGeometryInfo();
541 for ( wxMenuItemList::Node
*node
= m_menu
->GetMenuItems().GetFirst();
543 node
= node
->GetNext() )
545 wxMenuItem
*item
= node
->GetData();
547 if ( item
->IsSeparator() )
549 rend
->DrawMenuSeparator(dc
, y
, gi
);
551 else // not a separator
554 if ( item
->IsCheckable() )
556 flags
|= wxCONTROL_CHECKABLE
;
558 if ( item
->IsChecked() )
560 flags
|= wxCONTROL_CHECKED
;
564 if ( !item
->IsEnabled() )
565 flags
|= wxCONTROL_DISABLED
;
567 if ( item
->IsSubMenu() )
568 flags
|= wxCONTROL_ISSUBMENU
;
570 if ( item
== GetCurrentItem() )
571 flags
|= wxCONTROL_SELECTED
;
579 item
->GetAccelString(),
580 // strangely enough, for unchecked item we use the
581 // "checked" bitmap because this is the default one - this
582 // explains this strange boolean expression
583 item
->GetBitmap(!item
->IsCheckable() || item
->IsChecked()),
585 item
->GetAccelIndex()
589 y
+= item
->GetHeight();
593 // ----------------------------------------------------------------------------
594 // wxPopupMenuWindow actions
595 // ----------------------------------------------------------------------------
597 void wxPopupMenuWindow::ClickItem(wxMenuItem
*item
)
599 wxCHECK_RET( item
, _T("can't click NULL item") );
601 wxASSERT_MSG( !item
->IsSeparator() && !item
->IsSubMenu(),
602 _T("can't click this item") );
604 wxMenu
* menu
= m_menu
;
609 menu
->ClickItem(item
);
612 void wxPopupMenuWindow::OpenSubmenu(wxMenuItem
*item
, InputMethod how
)
614 wxCHECK_RET( item
, _T("can't open NULL submenu") );
616 wxMenu
*submenu
= item
->GetSubMenu();
617 wxCHECK_RET( submenu
, _T("can only open submenus!") );
619 // FIXME: should take into account the border width
620 submenu
->Popup(ClientToScreen(wxPoint(0, item
->GetPosition())),
621 wxSize(m_menu
->GetGeometryInfo().GetSize().x
, 0),
622 how
== WithKeyboard
/* preselect first item then */);
624 m_hasOpenSubMenu
= TRUE
;
627 bool wxPopupMenuWindow::ActivateItem(wxMenuItem
*item
, InputMethod how
)
629 // don't activate disabled items
630 if ( !item
|| !item
->IsEnabled() )
635 // normal menu items generate commands, submenus can be opened and
636 // the separators don't do anything
637 if ( item
->IsSubMenu() )
639 OpenSubmenu(item
, how
);
641 else if ( !item
->IsSeparator() )
645 else // separator, can't activate
653 // ----------------------------------------------------------------------------
654 // wxPopupMenuWindow input handling
655 // ----------------------------------------------------------------------------
657 bool wxPopupMenuWindow::ProcessLeftDown(wxMouseEvent
& event
)
659 // wxPopupWindowHandler dismisses the window when the mouse is clicked
660 // outside it which is usually just fine, but there is one case when we
661 // don't want to do it: if the mouse was clicked on the parent submenu item
662 // which opens this menu, so check for it
664 wxPoint pos
= event
.GetPosition();
665 if ( HitTest(pos
.x
, pos
.y
) == wxHT_WINDOW_OUTSIDE
)
667 wxMenu
*menu
= m_menu
->GetParent();
670 wxPopupMenuWindow
*win
= menu
->m_popupMenu
;
672 wxCHECK_MSG( win
, FALSE
, _T("parent menu not shown?") );
674 pos
= ClientToScreen(pos
);
675 if ( win
->GetMenuItemFromPoint(win
->ScreenToClient(pos
)) )
680 //else: it is outside the parent menu as well, do dismiss this one
687 void wxPopupMenuWindow::OnLeftUp(wxMouseEvent
& event
)
689 wxMenuItemList::Node
*node
= GetMenuItemFromPoint(event
.GetPosition());
692 ActivateItem(node
->GetData(), WithMouse
);
696 void wxPopupMenuWindow::OnMouseMove(wxMouseEvent
& event
)
698 const wxPoint pt
= event
.GetPosition();
700 // we need to ignore extra mouse events: example when this happens is when
701 // the mouse is on the menu and we open a submenu from keyboard - Windows
702 // then sends us a dummy mouse move event, we (correctly) determine that it
703 // happens in the parent menu and so immediately close the just opened
706 static wxPoint s_ptLast
;
707 wxPoint ptCur
= ClientToScreen(pt
);
708 if ( ptCur
== s_ptLast
)
716 ProcessMouseMove(pt
);
721 void wxPopupMenuWindow::ProcessMouseMove(const wxPoint
& pt
)
723 wxMenuItemList::Node
*node
= GetMenuItemFromPoint(pt
);
725 // don't reset current to NULL here, we only do it when the mouse leaves
726 // the window (see below)
729 if ( node
!= m_nodeCurrent
)
733 wxMenuItem
*item
= GetCurrentItem();
736 OpenSubmenu(item
, WithMouse
);
739 //else: same item, nothing to do
741 else // not on an item
743 // the last open submenu forwards the mouse move messages to its
744 // parent, so if the mouse moves to another item of the parent menu,
745 // this menu is closed and this other item is selected - in the similar
746 // manner, the top menu forwards the mouse moves to the menubar which
747 // allows to select another top level menu by just moving the mouse
749 // we need to translate our client coords to the client coords of the
750 // window we forward this event to
751 wxPoint ptScreen
= ClientToScreen(pt
);
753 // if the mouse is outside this menu, let the parent one to
755 wxMenu
*menuParent
= m_menu
->GetParent();
758 wxPopupMenuWindow
*win
= menuParent
->m_popupMenu
;
760 // if we're shown, the parent menu must be also shown
761 wxCHECK_RET( win
, _T("parent menu is not shown?") );
763 win
->ProcessMouseMove(win
->ScreenToClient(ptScreen
));
765 else // no parent menu
767 wxMenuBar
*menubar
= m_menu
->GetMenuBar();
770 if ( menubar
->ProcessMouseEvent(
771 menubar
->ScreenToClient(ptScreen
)) )
773 // menubar has closed this menu and opened another one, probably
778 //else: top level popup menu, no other processing to do
782 void wxPopupMenuWindow::OnMouseLeave(wxMouseEvent
& event
)
784 // due to the artefact of mouse events generation under MSW, we actually
785 // may get the mouse leave event after the menu had been already dismissed
786 // and calling ChangeCurrent() would then assert, so don't do it
789 // we shouldn't change the current them if our submenu is opened and
790 // mouse moved there, in this case the submenu is responsable for
793 if ( HasOpenSubmenu() )
795 wxMenuItem
*item
= GetCurrentItem();
796 wxCHECK_RET( CanOpen(item
), _T("where is our open submenu?") );
798 wxPopupMenuWindow
*win
= item
->GetSubMenu()->m_popupMenu
;
799 wxCHECK_RET( win
, _T("submenu is opened but not shown?") );
801 // only handle this event if the mouse is not inside the submenu
802 wxPoint pt
= ClientToScreen(event
.GetPosition());
804 win
->HitTest(win
->ScreenToClient(pt
)) == wxHT_WINDOW_OUTSIDE
;
808 // this menu is the last opened
821 void wxPopupMenuWindow::OnKeyDown(wxKeyEvent
& event
)
823 if ( !ProcessKeyDown(event
.GetKeyCode()) )
829 bool wxPopupMenuWindow::ProcessKeyDown(int key
)
831 wxMenuItem
*item
= GetCurrentItem();
833 // first let the opened submenu to have it (no test for IsEnabled() here,
834 // the keys navigate even in a disabled submenu if we had somehow managed
835 // to open it inspit of this)
836 if ( HasOpenSubmenu() )
838 wxCHECK_MSG( CanOpen(item
), FALSE
,
839 _T("has open submenu but another item selected?") );
841 if ( item
->GetSubMenu()->ProcessKeyDown(key
) )
845 bool processed
= TRUE
;
847 // handle the up/down arrows, home, end, esc and return here, pass the
848 // left/right arrows to the menu bar except when the right arrow can be
849 // used to open a submenu
853 // if we're not a top level menu, close us, else leave this to the
855 if ( !m_menu
->GetParent() )
864 // close just this menu
866 HandleDismiss(FALSE
);
870 processed
= ActivateItem(item
);
874 ChangeCurrent(m_menu
->GetMenuItems().GetFirst());
878 ChangeCurrent(m_menu
->GetMenuItems().GetLast());
884 bool up
= key
== WXK_UP
;
886 wxMenuItemList::Node
*nodeStart
= up
? GetPrevNode()
889 while ( node
&& node
->GetData()->IsSeparator() )
891 node
= up
? GetPrevNode(node
) : GetNextNode(node
);
893 if ( node
== nodeStart
)
895 // nothing but separators and disabled items in this
913 // don't try to reopen an already opened menu
914 if ( !HasOpenSubmenu() && CanOpen(item
) )
925 // look for the menu item starting with this letter
926 if ( wxIsalnum(key
) )
928 // we want to start from the item after this one because
929 // if we're already on the item with the given accel we want to
930 // go to the next one, not to stay in place
931 wxMenuItemList::Node
*nodeStart
= GetNextNode();
933 // do we have more than one item with this accel?
934 bool notUnique
= FALSE
;
936 // translate everything to lower case before comparing
937 wxChar chAccel
= wxTolower(key
);
939 // loop through all items searching for the item with this
941 wxMenuItemList::Node
*node
= nodeStart
,
945 item
= node
->GetData();
947 int idxAccel
= item
->GetAccelIndex();
948 if ( idxAccel
!= -1 &&
949 wxTolower(item
->GetLabel()[(size_t)idxAccel
])
952 // ok, found an item with this accel
955 // store it but continue searching as we need to
956 // know if it's the only item with this accel or if
960 else // we already had found such item
964 // no need to continue further, we won't find
965 // anything we don't already know
970 // we want to iterate over all items wrapping around if
972 node
= GetNextNode(node
);
973 if ( node
== nodeStart
)
975 // we've seen all nodes
982 item
= nodeFound
->GetData();
984 // go to this item anyhow
985 ChangeCurrent(nodeFound
);
987 if ( !notUnique
&& item
->IsEnabled() )
989 // unique item with this accel - activate it
990 processed
= ActivateItem(item
);
992 //else: just select it but don't activate as the user might
993 // have wanted to activate another item
995 // skip "processed = FALSE" below
1006 // ----------------------------------------------------------------------------
1008 // ----------------------------------------------------------------------------
1023 // ----------------------------------------------------------------------------
1024 // wxMenu and wxMenuGeometryInfo
1025 // ----------------------------------------------------------------------------
1027 wxMenuGeometryInfo::~wxMenuGeometryInfo()
1031 const wxMenuGeometryInfo
& wxMenu::GetGeometryInfo() const
1037 wxConstCast(this, wxMenu
)->m_geometry
=
1038 m_popupMenu
->GetRenderer()->GetMenuGeometry(m_popupMenu
, *this);
1042 wxFAIL_MSG( _T("can't get geometry without window") );
1049 void wxMenu::InvalidateGeometryInfo()
1058 // ----------------------------------------------------------------------------
1059 // wxMenu adding/removing items
1060 // ----------------------------------------------------------------------------
1062 void wxMenu::OnItemAdded(wxMenuItem
*item
)
1064 InvalidateGeometryInfo();
1068 #endif // wxUSE_ACCEL
1070 // the submenus of a popup menu should have the same invoking window as it
1072 if ( m_invokingWindow
&& item
->IsSubMenu() )
1074 item
->GetSubMenu()->SetInvokingWindow(m_invokingWindow
);
1078 bool wxMenu::DoAppend(wxMenuItem
*item
)
1080 if ( !wxMenuBase::DoAppend(item
) )
1088 bool wxMenu::DoInsert(size_t pos
, wxMenuItem
*item
)
1090 if ( !wxMenuBase::DoInsert(pos
, item
) )
1098 wxMenuItem
*wxMenu::DoRemove(wxMenuItem
*item
)
1100 wxMenuItem
*itemOld
= wxMenuBase::DoRemove(item
);
1104 InvalidateGeometryInfo();
1107 RemoveAccelFor(item
);
1108 #endif // wxUSE_ACCEL
1114 // ----------------------------------------------------------------------------
1115 // wxMenu attaching/detaching
1116 // ----------------------------------------------------------------------------
1118 void wxMenu::Attach(wxMenuBarBase
*menubar
)
1120 wxMenuBase::Attach(menubar
);
1122 wxCHECK_RET( m_menuBar
, _T("menubar can't be NULL after attaching") );
1124 // unfortunately, we can't use m_menuBar->GetEventHandler() here because,
1125 // if the menubar is currently showing a menu, its event handler is a
1126 // temporary one installed by wxPopupWindow and so will disappear soon any
1127 // any attempts to use it from the newly attached menu would result in a
1130 // so we use the menubar itself, even if it's a pity as it means we can't
1131 // redirect all menu events by changing the menubar handler (FIXME)
1132 SetNextHandler(m_menuBar
);
1135 void wxMenu::Detach()
1137 wxMenuBase::Detach();
1140 // ----------------------------------------------------------------------------
1141 // wxMenu misc functions
1142 // ----------------------------------------------------------------------------
1144 wxWindow
*wxMenu::GetRootWindow() const
1148 // simple case - a normal menu attached to the menubar
1152 // we're a popup menu but the trouble is that only the top level popup menu
1153 // has a pointer to the invoking window, so we must walk up the menu chain
1155 wxWindow
*win
= GetInvokingWindow();
1158 // we already have it
1162 wxMenu
*menu
= GetParent();
1165 win
= menu
->GetInvokingWindow();
1169 menu
= menu
->GetParent();
1172 // we're probably going to crash in the caller anyhow, but try to detect
1173 // this error as soon as possible
1174 wxASSERT_MSG( win
, _T("menu without any associated window?") );
1176 // also remember it in this menu so that we don't have to search for it the
1178 wxConstCast(this, wxMenu
)->m_invokingWindow
= win
;
1183 wxRenderer
*wxMenu::GetRenderer() const
1185 // we're going to crash without renderer!
1186 wxCHECK_MSG( m_popupMenu
, NULL
, _T("neither popup nor menubar menu?") );
1188 return m_popupMenu
->GetRenderer();
1191 void wxMenu::RefreshItem(wxMenuItem
*item
)
1193 // the item geometry changed, so our might have changed as well
1194 InvalidateGeometryInfo();
1198 // this would be a bug in IsShown()
1199 wxCHECK_RET( m_popupMenu
, _T("must have popup window if shown!") );
1201 // recalc geometry to update the item height and such
1202 (void)GetGeometryInfo();
1204 m_popupMenu
->RefreshItem(item
);
1208 // ----------------------------------------------------------------------------
1209 // wxMenu showing and hiding
1210 // ----------------------------------------------------------------------------
1212 bool wxMenu::IsShown() const
1214 return m_popupMenu
&& m_popupMenu
->IsShown();
1217 void wxMenu::OnDismiss(bool dismissParent
)
1221 // always notify the parent about submenu disappearance
1222 wxPopupMenuWindow
*win
= m_menuParent
->m_popupMenu
;
1225 win
->OnSubmenuDismiss();
1229 wxFAIL_MSG( _T("parent menu not shown?") );
1232 // and if we dismiss everything, propagate to parent
1233 if ( dismissParent
)
1235 // dismissParent is recursive
1236 m_menuParent
->Dismiss();
1237 m_menuParent
->OnDismiss(TRUE
);
1240 else // no parent menu
1242 // notify the menu bar if we're a top level menu
1245 m_menuBar
->OnDismissMenu(dismissParent
);
1249 wxCHECK_RET( m_invokingWindow
, _T("what kind of menu is this?") );
1251 m_invokingWindow
->DismissPopupMenu();
1252 SetInvokingWindow(NULL
);
1257 void wxMenu::Popup(const wxPoint
& pos
, const wxSize
& size
, bool selectFirst
)
1259 // create the popup window if not done yet
1262 m_popupMenu
= new wxPopupMenuWindow(GetRootWindow(), this);
1265 // select the first item unless disabled
1268 m_popupMenu
->SelectFirst();
1271 // the geometry might have changed since the last time we were shown, so
1273 m_popupMenu
->SetClientSize(GetGeometryInfo().GetSize());
1275 // position it as specified
1276 m_popupMenu
->Position(pos
, size
);
1278 // the menu can't have the focus itself (it is a Windows limitation), so
1279 // always keep the focus at the originating window
1280 wxWindow
*focus
= GetRootWindow();
1282 wxASSERT_MSG( focus
, _T("no window to keep focus on?") );
1285 m_popupMenu
->Popup(focus
);
1288 void wxMenu::Dismiss()
1290 wxCHECK_RET( IsShown(), _T("can't dismiss hidden menu") );
1292 m_popupMenu
->Dismiss();
1295 // ----------------------------------------------------------------------------
1296 // wxMenu event processing
1297 // ----------------------------------------------------------------------------
1299 bool wxMenu::ProcessKeyDown(int key
)
1301 wxCHECK_MSG( m_popupMenu
, FALSE
,
1302 _T("can't process key events if not shown") );
1304 return m_popupMenu
->ProcessKeyDown(key
);
1307 bool wxMenu::ClickItem(wxMenuItem
*item
)
1310 if ( item
->IsCheckable() )
1312 // update the item state
1313 isChecked
= !item
->IsChecked();
1315 item
->Check(isChecked
!= 0);
1323 return SendEvent(item
->GetId(), isChecked
);
1326 // ----------------------------------------------------------------------------
1327 // wxMenu accel support
1328 // ----------------------------------------------------------------------------
1332 bool wxMenu::ProcessAccelEvent(const wxKeyEvent
& event
)
1334 // do we have an item for this accel?
1335 wxMenuItem
*item
= m_accelTable
.GetMenuItem(event
);
1336 if ( item
&& item
->IsEnabled() )
1338 return ClickItem(item
);
1342 for ( wxMenuItemList::Node
*node
= GetMenuItems().GetFirst();
1344 node
= node
->GetNext() )
1346 const wxMenuItem
*item
= node
->GetData();
1347 if ( item
->IsSubMenu() && item
->IsEnabled() )
1350 if ( item
->GetSubMenu()->ProcessAccelEvent(event
) )
1360 void wxMenu::AddAccelFor(wxMenuItem
*item
)
1362 wxAcceleratorEntry
*accel
= item
->GetAccel();
1365 accel
->SetMenuItem(item
);
1367 m_accelTable
.Add(*accel
);
1373 void wxMenu::RemoveAccelFor(wxMenuItem
*item
)
1375 wxAcceleratorEntry
*accel
= item
->GetAccel();
1378 m_accelTable
.Remove(*accel
);
1384 #endif // wxUSE_ACCEL
1386 // ----------------------------------------------------------------------------
1387 // wxMenuItem construction
1388 // ----------------------------------------------------------------------------
1390 wxMenuItem::wxMenuItem(wxMenu
*parentMenu
,
1392 const wxString
& text
,
1393 const wxString
& help
,
1398 m_parentMenu
= parentMenu
;
1399 m_subMenu
= subMenu
;
1404 m_isCheckable
= isCheckable
;
1406 m_isChecked
= FALSE
;
1414 wxMenuItem::~wxMenuItem()
1418 // ----------------------------------------------------------------------------
1419 // wxMenuItemBase methods implemented here
1420 // ----------------------------------------------------------------------------
1423 wxMenuItem
*wxMenuItemBase::New(wxMenu
*parentMenu
,
1425 const wxString
& name
,
1426 const wxString
& help
,
1430 return new wxMenuItem(parentMenu
, id
, name
, help
, isCheckable
, subMenu
);
1434 wxString
wxMenuItemBase::GetLabelFromText(const wxString
& text
)
1436 return wxStripMenuCodes(text
);
1439 // ----------------------------------------------------------------------------
1440 // wxMenuItem operations
1441 // ----------------------------------------------------------------------------
1443 void wxMenuItem::NotifyMenu()
1445 m_parentMenu
->RefreshItem(this);
1448 void wxMenuItem::UpdateAccelInfo()
1450 m_indexAccel
= wxControl::FindAccelIndex(m_text
);
1452 // will be empty if the text contains no TABs - ok
1453 m_strAccel
= m_text
.AfterFirst(_T('\t'));
1456 void wxMenuItem::SetText(const wxString
& text
)
1458 if ( text
!= m_text
)
1460 // first call the base class version to change m_text
1461 wxMenuItemBase::SetText(text
);
1469 void wxMenuItem::SetCheckable(bool checkable
)
1471 if ( checkable
!= m_isCheckable
)
1473 wxMenuItemBase::SetCheckable(checkable
);
1479 void wxMenuItem::SetBitmaps(const wxBitmap
& bmpChecked
,
1480 const wxBitmap
& bmpUnchecked
)
1482 m_bmpChecked
= bmpChecked
;
1483 m_bmpUnchecked
= bmpUnchecked
;
1488 void wxMenuItem::Enable(bool enable
)
1490 if ( enable
!= m_isEnabled
)
1492 wxMenuItemBase::Enable(enable
);
1498 void wxMenuItem::Check(bool check
)
1500 if ( check
!= m_isChecked
)
1502 wxMenuItemBase::Check(check
);
1508 // ----------------------------------------------------------------------------
1509 // wxMenuBar creation
1510 // ----------------------------------------------------------------------------
1512 void wxMenuBar::Init()
1520 m_shouldShowMenu
= FALSE
;
1523 void wxMenuBar::Attach(wxFrame
*frame
)
1525 // maybe you really wanted to call Detach()?
1526 wxCHECK_RET( frame
, _T("wxMenuBar::Attach(NULL) called") );
1528 wxMenuBarBase::Attach(frame
);
1532 // reparent if necessary
1533 if ( m_frameLast
!= frame
)
1538 // show it back - was hidden by Detach()
1541 else // not created yet, do it now
1543 // we have no way to return the error from here anyhow :-(
1544 (void)Create(frame
, -1);
1546 SetCursor(wxCURSOR_ARROW
);
1548 SetFont(wxSystemSettings::GetSystemFont(wxSYS_SYSTEM_FONT
));
1551 // remember the last frame which had us to avoid unnecessarily reparenting
1553 m_frameLast
= frame
;
1556 void wxMenuBar::Detach()
1558 // don't delete the window because we may be reattached later, just hide it
1564 wxMenuBarBase::Detach();
1567 wxMenuBar::~wxMenuBar()
1571 // ----------------------------------------------------------------------------
1572 // wxMenuBar adding/removing items
1573 // ----------------------------------------------------------------------------
1575 bool wxMenuBar::Append(wxMenu
*menu
, const wxString
& title
)
1577 return Insert(GetCount(), menu
, title
);
1580 bool wxMenuBar::Insert(size_t pos
, wxMenu
*menu
, const wxString
& title
)
1582 if ( !wxMenuBarBase::Insert(pos
, menu
, title
) )
1585 wxMenuInfo
*info
= new wxMenuInfo(title
);
1586 m_menuInfos
.Insert(info
, pos
);
1588 RefreshAllItemsAfter(pos
);
1593 wxMenu
*wxMenuBar::Replace(size_t pos
, wxMenu
*menu
, const wxString
& title
)
1595 wxMenu
*menuOld
= wxMenuBarBase::Replace(pos
, menu
, title
);
1599 wxMenuInfo
& info
= m_menuInfos
[pos
];
1601 info
.SetLabel(title
);
1603 // even if the old menu was disabled, the new one is not any more
1606 // even if we change only this one, the new label has different width,
1607 // so we need to refresh everything beyond this item as well
1608 RefreshAllItemsAfter(pos
);
1614 wxMenu
*wxMenuBar::Remove(size_t pos
)
1616 wxMenu
*menuOld
= wxMenuBarBase::Remove(pos
);
1620 m_menuInfos
.RemoveAt(pos
);
1622 // this doesn't happen too often, so don't try to be too smart - just
1623 // refresh everything
1630 // ----------------------------------------------------------------------------
1631 // wxMenuBar top level menus access
1632 // ----------------------------------------------------------------------------
1634 wxCoord
wxMenuBar::GetItemWidth(size_t pos
) const
1636 return m_menuInfos
[pos
].GetWidth(wxConstCast(this, wxMenuBar
));
1639 void wxMenuBar::EnableTop(size_t pos
, bool enable
)
1641 wxCHECK_RET( pos
< GetCount(), _T("invalid index in EnableTop") );
1643 if ( enable
!= m_menuInfos
[pos
].IsEnabled() )
1645 m_menuInfos
[pos
].SetEnabled(enable
);
1649 //else: nothing to do
1652 bool wxMenuBar::IsEnabledTop(size_t pos
) const
1654 wxCHECK_MSG( pos
< GetCount(), FALSE
, _T("invalid index in IsEnabledTop") );
1656 return m_menuInfos
[pos
].IsEnabled();
1659 void wxMenuBar::SetLabelTop(size_t pos
, const wxString
& label
)
1661 wxCHECK_RET( pos
< GetCount(), _T("invalid index in EnableTop") );
1663 if ( label
!= m_menuInfos
[pos
].GetLabel() )
1665 m_menuInfos
[pos
].SetLabel(label
);
1669 //else: nothing to do
1672 wxString
wxMenuBar::GetLabelTop(size_t pos
) const
1674 wxCHECK_MSG( pos
< GetCount(), _T(""), _T("invalid index in GetLabelTop") );
1676 return m_menuInfos
[pos
].GetLabel();
1679 // ----------------------------------------------------------------------------
1680 // wxMenuBar drawing
1681 // ----------------------------------------------------------------------------
1683 void wxMenuBar::RefreshAllItemsAfter(size_t pos
)
1685 wxRect rect
= GetItemRect(pos
);
1686 rect
.width
= GetClientSize().x
- rect
.x
;
1690 void wxMenuBar::RefreshItem(size_t pos
)
1692 wxCHECK_RET( pos
!= (size_t)-1,
1693 _T("invalid item in wxMenuBar::RefreshItem") );
1695 RefreshRect(GetItemRect(pos
));
1698 void wxMenuBar::DoDraw(wxControlRenderer
*renderer
)
1700 wxDC
& dc
= renderer
->GetDC();
1701 dc
.SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT
));
1703 // redraw only the items which must be redrawn
1705 // we don't have to use GetUpdateClientRect() here because our client rect
1706 // is the same as total one
1707 wxRect rectUpdate
= GetUpdateRegion().GetBox();
1709 int flagsMenubar
= GetStateFlags();
1713 rect
.height
= GetClientSize().y
;
1716 size_t count
= GetCount();
1717 for ( size_t n
= 0; n
< count
; n
++ )
1719 if ( x
> rectUpdate
.GetRight() )
1721 // all remaining items are to the right of rectUpdate
1726 rect
.width
= GetItemWidth(n
);
1728 if ( x
< rectUpdate
.x
)
1730 // this item is still to the left of rectUpdate
1734 int flags
= flagsMenubar
;
1735 if ( m_current
!= -1 && n
== (size_t)m_current
)
1737 flags
|= wxCONTROL_SELECTED
;
1740 if ( !IsEnabledTop(n
) )
1742 flags
|= wxCONTROL_DISABLED
;
1745 GetRenderer()->DrawMenuBarItem
1749 m_menuInfos
[n
].GetLabel(),
1751 m_menuInfos
[n
].GetAccelIndex()
1756 // ----------------------------------------------------------------------------
1757 // wxMenuBar geometry
1758 // ----------------------------------------------------------------------------
1760 wxRect
wxMenuBar::GetItemRect(size_t pos
) const
1762 wxASSERT_MSG( pos
< GetCount(), _T("invalid menu bar item index") );
1767 rect
.height
= GetClientSize().y
;
1769 for ( size_t n
= 0; n
< pos
; n
++ )
1771 rect
.x
+= GetItemWidth(n
);
1774 rect
.width
= GetItemWidth(pos
);
1779 wxSize
wxMenuBar::DoGetBestClientSize() const
1782 if ( GetMenuCount() > 0 )
1784 wxClientDC
dc(wxConstCast(this, wxMenuBar
));
1785 dc
.SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT
));
1786 dc
.GetTextExtent(GetLabelTop(0), &size
.x
, &size
.y
);
1788 // adjust for the renderer we use
1789 size
= GetRenderer()->GetMenuBarItemSize(size
);
1791 else // empty menubar
1797 // the width is arbitrary, of course, for horizontal menubar
1803 int wxMenuBar::GetMenuFromPoint(const wxPoint
& pos
) const
1805 if ( pos
.x
< 0 || pos
.y
< 0 || pos
.y
> GetClientSize().y
)
1810 size_t count
= GetCount();
1811 for ( size_t item
= 0; item
< count
; item
++ )
1813 x
+= GetItemWidth(item
);
1821 // to the right of the last menu item
1825 // ----------------------------------------------------------------------------
1826 // wxMenuBar menu operations
1827 // ----------------------------------------------------------------------------
1829 void wxMenuBar::SelectMenu(size_t pos
)
1837 void wxMenuBar::DoSelectMenu(size_t pos
)
1839 wxCHECK_RET( pos
< GetCount(), _T("invalid menu index in DoSelectMenu") );
1841 if ( m_current
!= -1 )
1843 // close the previous menu
1844 if ( IsShowingMenu() )
1846 // restore m_shouldShowMenu flag after DismissMenu() which resets
1848 bool old
= m_shouldShowMenu
;
1852 m_shouldShowMenu
= old
;
1855 RefreshItem((size_t)m_current
);
1863 void wxMenuBar::PopupMenu(size_t pos
)
1865 wxCHECK_RET( pos
< GetCount(), _T("invalid menu index in PopupCurrentMenu") );
1872 // ----------------------------------------------------------------------------
1873 // wxMenuBar input handing
1874 // ----------------------------------------------------------------------------
1877 Note that wxMenuBar doesn't use wxInputHandler but handles keyboard and
1878 mouse in the same way under all platforms. This is because it doesn't derive
1879 from wxControl (which works with input handlers) but directly from wxWindow.
1881 Also, menu bar input handling is rather simple, so maybe it's not really
1882 worth making it themeable - at least I've decided against doing it now as it
1883 would merging the changes back into trunk more difficult. But it still could
1884 be done later if really needed.
1887 void wxMenuBar::OnKillFocus(wxFocusEvent
& event
)
1889 if ( m_current
!= -1 )
1891 RefreshItem((size_t)m_current
);
1899 void wxMenuBar::OnLeftDown(wxMouseEvent
& event
)
1907 else // we didn't have mouse capture, capture it now
1909 m_current
= GetMenuFromPoint(event
.GetPosition());
1910 if ( m_current
== -1 )
1912 // unfortunately, we can't prevent wxMSW from giving us the focus,
1913 // so we can only give it back
1920 // show it as selected
1921 RefreshItem((size_t)m_current
);
1924 PopupCurrentMenu(FALSE
/* don't select first item - as Windows does */);
1929 void wxMenuBar::OnMouseMove(wxMouseEvent
& event
)
1933 (void)ProcessMouseEvent(event
.GetPosition());
1941 bool wxMenuBar::ProcessMouseEvent(const wxPoint
& pt
)
1943 // a hack to ignore the extra mouse events MSW sends us: this is similar to
1944 // wxUSE_MOUSEEVENT_HACK in wxWin itself but it isn't enough for us here as
1945 // we get the messages from different windows (old and new popup menus for
1948 static wxPoint s_ptLast
;
1949 if ( pt
== s_ptLast
)
1957 int currentNew
= GetMenuFromPoint(pt
);
1958 if ( (currentNew
== -1) || (currentNew
== m_current
) )
1963 // select the new active item
1964 DoSelectMenu(currentNew
);
1966 // show the menu if we know that we should, even if we hadn't been showing
1967 // it before (this may happen if the previous menu was disabled)
1968 if ( m_shouldShowMenu
&& !m_menuShown
)
1970 // open the new menu if the old one we closed had been opened
1971 PopupCurrentMenu(FALSE
/* don't select first item - as Windows does */);
1977 void wxMenuBar::OnKeyDown(wxKeyEvent
& event
)
1979 // the current item must have been set before
1980 wxCHECK_RET( m_current
!= -1, _T("where is current item?") );
1982 int key
= event
.GetKeyCode();
1984 // first let the menu have it
1985 if ( IsShowingMenu() && m_menuShown
->ProcessKeyDown(key
) )
1990 // cycle through the menu items when left/right arrows are pressed and open
1991 // the menu when up/down one is
1995 // Alt must be processed at wxWindow level too
2000 // remove the selection and give the focus away
2001 if ( m_current
!= -1 )
2003 if ( IsShowingMenu() )
2015 size_t count
= GetCount();
2018 // the item won't change anyhow
2021 //else: otherwise, it will
2023 // remember if we were showing a menu - if we did, we should
2024 // show the new menu after changing the item
2025 bool wasMenuOpened
= IsShowingMenu();
2026 if ( wasMenuOpened
)
2031 // cast is safe as we tested for -1 above
2032 size_t currentNew
= (size_t)m_current
;
2034 if ( key
== WXK_LEFT
)
2036 if ( currentNew
-- == 0 )
2037 currentNew
= count
- 1;
2041 if ( ++currentNew
== (int)count
)
2045 DoSelectMenu(currentNew
);
2047 if ( wasMenuOpened
)
2062 // letters open the corresponding menu
2065 int idxFound
= FindNextItemForAccel(m_current
, key
, &unique
);
2067 if ( idxFound
!= -1 )
2069 if ( IsShowingMenu() )
2074 DoSelectMenu((size_t)idxFound
);
2076 // if the item is not unique, just select it but don't
2077 // activate as the user might have wanted to activate
2080 // also, don't try to open a disabled menu
2081 if ( unique
&& IsEnabledTop((size_t)idxFound
) )
2087 // skip the "event.Skip()" below
2096 // ----------------------------------------------------------------------------
2097 // wxMenuBar accel handling
2098 // ----------------------------------------------------------------------------
2100 int wxMenuBar::FindNextItemForAccel(int idxStart
, int key
, bool *unique
) const
2102 if ( !wxIsalnum(key
) )
2104 // we only support letters/digits as accels
2108 // do we have more than one item with this accel?
2112 // translate everything to lower case before comparing
2113 wxChar chAccel
= wxTolower(key
);
2115 // the index of the item with this accel
2118 // loop through all items searching for the item with this
2119 // accel starting at the item after the current one
2120 int count
= GetCount();
2121 int n
= idxStart
== -1 ? 0 : idxStart
+ 1;
2132 const wxMenuInfo
& info
= m_menuInfos
[n
];
2134 int idxAccel
= info
.GetAccelIndex();
2135 if ( idxAccel
!= -1 &&
2136 wxTolower(info
.GetLabel()[(size_t)idxAccel
])
2139 // ok, found an item with this accel
2140 if ( idxFound
== -1 )
2142 // store it but continue searching as we need to
2143 // know if it's the only item with this accel or if
2147 else // we already had found such item
2152 // no need to continue further, we won't find
2153 // anything we don't already know
2158 // we want to iterate over all items wrapping around if
2166 if ( n
== idxStart
)
2168 // we've seen all items
2178 bool wxMenuBar::ProcessAccelEvent(const wxKeyEvent
& event
)
2181 for ( wxMenuList::Node
*node
= m_menus
.GetFirst();
2183 node
= node
->GetNext(), n
++ )
2185 // accels of the items in the disabled menus shouldn't work
2186 if ( m_menuInfos
[n
].IsEnabled() )
2188 if ( node
->GetData()->ProcessAccelEvent(event
) )
2190 // menu processed it
2200 #endif // wxUSE_ACCEL
2202 // ----------------------------------------------------------------------------
2203 // wxMenuBar menus showing
2204 // ----------------------------------------------------------------------------
2206 void wxMenuBar::PopupCurrentMenu(bool selectFirst
)
2208 wxCHECK_RET( m_current
!= -1, _T("no menu to popup") );
2210 // forgot to call DismissMenu()?
2211 wxASSERT_MSG( !m_menuShown
, _T("shouldn't show two menu at once!") );
2213 // in any case, we should show it - even if we won't
2214 m_shouldShowMenu
= TRUE
;
2216 if ( IsEnabledTop(m_current
) )
2218 // remember the menu we show
2219 m_menuShown
= GetMenu(m_current
);
2221 // we don't show the menu at all if it has no items
2222 if ( !m_menuShown
->IsEmpty() )
2224 // position it correctly: note that we must use screen coords and
2225 // that we pass 0 as width to position the menu exactly below the
2226 // item, not to the right of it
2227 wxRect rectItem
= GetItemRect(m_current
);
2229 // Release mouse, because the menu will get the capture.
2233 m_menuShown
->Popup(ClientToScreen(rectItem
.GetPosition()),
2234 wxSize(0, rectItem
.GetHeight()),
2239 // reset it back as no menu is shown
2243 //else: don't show disabled menu
2246 void wxMenuBar::DismissMenu()
2248 wxCHECK_RET( m_menuShown
, _T("can't dismiss menu if none is shown") );
2250 m_menuShown
->Dismiss();
2254 void wxMenuBar::OnDismissMenu(bool dismissMenuBar
)
2256 m_shouldShowMenu
= FALSE
;
2258 if ( dismissMenuBar
)
2264 void wxMenuBar::OnDismiss()
2268 if ( m_current
!= -1 )
2270 RefreshItem((size_t)m_current
);
2278 void wxMenuBar::GiveAwayFocus()
2280 GetFrame()->SetFocus();
2283 // ----------------------------------------------------------------------------
2284 // popup menu support
2285 // ----------------------------------------------------------------------------
2287 wxEventLoop
*wxWindow::ms_evtLoopPopup
= NULL
;
2289 bool wxWindow::DoPopupMenu(wxMenu
*menu
, int x
, int y
)
2291 wxCHECK_MSG( !ms_evtLoopPopup
, FALSE
,
2292 _T("can't show more than one popup menu at a time") );
2295 // we need to change the cursor before showing the menu as, apparently, no
2296 // cursor changes took place while the mouse is captured
2297 wxCursor cursorOld
= GetCursor();
2298 SetCursor(wxCURSOR_ARROW
);
2302 // flash any delayed log messages before showing the menu, otherwise it
2303 // could be dismissed (because it would lose focus) immediately after being
2305 wxLog::FlushActive();
2307 // some controls update themselves from OnIdle() call - let them do it
2309 wxTheApp
->ProcessEvent(event
);
2311 // if the window hadn't been refreshed yet, the menu can adversely affect
2312 // its next OnPaint() handler execution - i.e. scrolled window refresh
2313 // logic breaks then as it scrolls part of the menu which hadn't been there
2314 // when the update event was generated into view
2318 menu
->SetInvokingWindow(this);
2319 menu
->Popup(ClientToScreen(wxPoint(x
, y
)), wxSize(0, 0));
2321 // this is not very useful if the menu was popped up because of the mouse
2322 // click but I think it is nice to do when it appears because of a key
2323 // press (i.e. Windows menu key)
2325 // Windows itself doesn't do it, but IMHO this is nice
2328 // we have to redirect all keyboard input to the menu temporarily
2329 PushEventHandler(new wxMenuKbdRedirector(menu
));
2331 // enter the local modal loop
2332 ms_evtLoopPopup
= new wxEventLoop
;
2333 ms_evtLoopPopup
->Run();
2335 delete ms_evtLoopPopup
;
2336 ms_evtLoopPopup
= NULL
;
2338 // remove the handler
2339 PopEventHandler(TRUE
/* delete it */);
2341 menu
->SetInvokingWindow(NULL
);
2344 SetCursor(cursorOld
);
2350 void wxWindow::DismissPopupMenu()
2352 wxCHECK_RET( ms_evtLoopPopup
, _T("no popup menu shown") );
2354 ms_evtLoopPopup
->Exit();
2357 #endif // wxUSE_MENUS