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d92a1d4f5af5a1278bcd54cb7d61b11fb6fec2b0
wxWidgets/src/os2/menu.cpp
David Webster d92a1d4f5a Settle on one shortcut key utility proc. 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@6888 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2000-03-21 13:39:23 +00:00

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/////////////////////////////////////////////////////////////////////////////
// Name: menu.cpp
// Purpose: wxMenu, wxMenuBar, wxMenuItem
// Author: David Webster
// Modified by:
// Created: 10/10/99
// RCS-ID: $Id$
// Copyright: (c) David Webster
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "menu.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifndef WX_PRECOMP
#include "wx/app.h"
#include "wx/frame.h"
#include "wx/menu.h"
#include "wx/utils.h"
#include "wx/intl.h"
#include "wx/log.h"
#endif
#if wxUSE_OWNER_DRAWN
#include "wx/ownerdrw.h"
#endif
#include "wx/os2/private.h"
// other standard headers
#include <string.h>
// ----------------------------------------------------------------------------
// global variables
// ----------------------------------------------------------------------------
extern wxMenu* wxCurrentPopupMenu;
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
//
// The (popup) menu title has this special id
//
static const int idMenuTitle = -2;
// ----------------------------------------------------------------------------
// macros
// ----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxMenu, wxEvtHandler)
IMPLEMENT_DYNAMIC_CLASS(wxMenuBar, wxEvtHandler)
// ----------------------------------------------------------------------------
// static function for translating menu labels
// ----------------------------------------------------------------------------
static wxString TextToLabel(const wxString& rTitle)
{
wxString Title;
const wxChar *pc;
for (pc = rTitle; *pc != wxT('\0'); pc++ )
{
if (*pc == wxT('&') )
{
if (*(pc+1) == wxT('&'))
{
pc++;
Title << wxT('&');
}
else
Title << wxT('~');
}
// else if (*pc == wxT('/'))
// {
// Title << wxT('\\');
// }
else
{
if ( *pc == wxT('~') )
{
// tildes must be doubled to prevent them from being
// interpreted as accelerator character prefix by PM ???
Title << *pc;
}
Title << *pc;
}
}
return Title;
}
// ============================================================================
// implementation
// ============================================================================
// ---------------------------------------------------------------------------
// wxMenu construction, adding and removing menu items
// ---------------------------------------------------------------------------
//
// Construct a menu with optional title (then use append)
//
void wxMenu::Init()
{
m_bDoBreak = FALSE;
//
// Create the menu (to be used as a submenu or a popup)
//
if ((m_hMenu = ::WinCreateWindow( HWND_DESKTOP
,(const wxChar*)WC_MENU
,"Menu"
,0L
,0L
,0L
,0L
,0L
,NULLHANDLE
,HWND_TOP
,0L
,NULL
,NULL
)) == 0)
{
wxLogLastError("WinLoadMenu");
}
m_vMenuData.iPosition = 0;
m_vMenuData.afStyle = MIS_SUBMENU | MIS_TEXT;
m_vMenuData.afAttribute = (USHORT)0;
m_vMenuData.id = (USHORT)0;
m_vMenuData.hwndSubMenu = m_hMenu;
m_vMenuData.hItem = NULLHANDLE;
//
// If we have a title, insert it in the beginning of the menu
//
if (!m_title.IsEmpty())
{
Append( idMenuTitle
,m_title
);
AppendSeparator();
}
} // end of wxMenu::Init
//
// The wxWindow destructor will take care of deleting the submenus.
//
wxMenu::~wxMenu()
{
//
// We should free PM resources only if PM doesn't do it for us
// which happens if we're attached to a menubar or a submenu of another
// menu
if (!IsAttached() && !GetParent())
{
if (!::WinDestroyWindow((HWND)GetHmenu()) )
{
wxLogLastError("WinDestroyWindow");
}
}
#if wxUSE_ACCEL
//
// Delete accels
//
WX_CLEAR_ARRAY(m_vAccels);
#endif // wxUSE_ACCEL
} // end of wxMenu::~wxMenu
void wxMenu::Break()
{
// this will take effect during the next call to Append()
m_bDoBreak = TRUE;
} // end of wxMenu::Break
#if wxUSE_ACCEL
int wxMenu::FindAccel(
int nId
) const
{
size_t n;
size_t nCount = m_vAccels.GetCount();
for (n = 0; n < nCount; n++)
{
if (m_vAccels[n]->m_command == nId)
return n;
}
return wxNOT_FOUND;
} // end of wxMenu::FindAccel
void wxMenu::UpdateAccel(
wxMenuItem* pItem
)
{
//
// Find the (new) accel for this item
//
wxAcceleratorEntry* pAccel = wxGetAccelFromString(pItem->GetText());
if (pAccel)
pAccel->m_command = pItem->GetId();
//
// Find the old one
//
int n = FindAccel(pItem->GetId());
if (n == wxNOT_FOUND)
{
//
// No old, add new if any
//
if (pAccel)
m_vAccels.Add(pAccel);
else
return; // skipping RebuildAccelTable() below
}
else
{
//
// Replace old with new or just remove the old one if no new
//
delete m_vAccels[n];
if (pAccel)
m_vAccels[n] = pAccel;
else
m_vAccels.Remove(n);
}
if (IsAttached())
{
m_menuBar->RebuildAccelTable();
}
} // wxMenu::UpdateAccel
#endif // wxUSE_ACCEL
//
// Append a new item or submenu to the menu
//
bool wxMenu::DoInsertOrAppend(
wxMenuItem* pItem
, size_t nPos
)
{
ERRORID vError;
wxString sError;
MENUITEM vItem;
#if wxUSE_ACCEL
UpdateAccel(pItem);
#endif // wxUSE_ACCEL
memset(&vItem, '\0', sizeof(vItem));
//
// If "Break" has just been called, insert a menu break before this item
// (and don't forget to reset the flag)
//
if (m_bDoBreak)
{
vItem.afStyle |= MIS_BREAK;
m_bDoBreak = FALSE;
}
//
// Menu items that are being inserted into a submenu MUST have a
// MENUITEM structure separate from the parent menu so we must use
// a local vItem not the object's m_vMenuItem as that is the MENUITEM
// associated with the parent submenu.
//
if (pItem->IsSeparator())
{
vItem.afStyle |= MIS_SEPARATOR;
}
//
// Id is the numeric id for normal menu items and HMENU for submenus as
// required by ::MM_INSERTITEM message API
//
wxMenu* pSubmenu = pItem->GetSubMenu();
if (pSubmenu != NULL)
{
wxASSERT_MSG(pSubmenu->GetHMenu(), wxT("invalid submenu"));
pSubmenu->SetParent(this);
vItem.iPosition = 0; // submenus have a 0 position
vItem.id = (USHORT)pSubmenu->GetHMenu();
vItem.afStyle |= MIS_SUBMENU | MIS_TEXT;
}
else
{
vItem.id = pItem->GetId();
}
BYTE* pData;
#if wxUSE_OWNER_DRAWN
if (pItem->IsOwnerDrawn())
{
//
// Want to get {Measure|Draw}Item messages?
// item draws itself, pass pointer to it in data parameter
// Will eventually need to set the image handle somewhere into vItem.hItem
//
vItem.afStyle |= MIS_OWNERDRAW;
pData = (BYTE*)pItem;
// vItem.hItem = ????
}
else
#endif
{
//
// Menu is just a normal string (passed in data parameter)
//
vItem.afStyle |= MIS_TEXT;
pData = (char*)pItem->GetText().c_str();
}
APIRET rc;
if (pSubmenu == NULL)
{
//
// -1 means append at end
//
if (nPos == (size_t)-1)
{
vItem.iPosition = MIT_END;
}
else
{
vItem.iPosition = nPos;
}
}
rc = (APIRET)::WinSendMsg(GetHmenu(), MM_INSERTITEM, (MPARAM)&vItem, (MPARAM)pData);
if (rc == MIT_MEMERROR || rc == MIT_ERROR)
{
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
wxLogError("Error inserting or appending a menuitem. Error: %s\n", sError);
wxLogLastError("Insert or AppendMenu");
return FALSE;
}
else
{
//
// If we're already attached to the menubar, we must update it
//
if (IsAttached())
{
m_menuBar->Refresh();
}
return TRUE;
}
return FALSE;
} // end of wxMenu::DoInsertOrAppend
bool wxMenu::DoAppend(
wxMenuItem* pItem
)
{
return wxMenuBase::DoAppend(pItem) && DoInsertOrAppend(pItem);
}
bool wxMenu::DoInsert(
size_t nPos
, wxMenuItem* pItem
)
{
return ( wxMenuBase::DoInsert( nPos
,pItem) &&
DoInsertOrAppend( pItem
,nPos
));
} // end of wxMenu::DoInsert
wxMenuItem* wxMenu::DoRemove(
wxMenuItem* pItem
)
{
//
// We need to find the items position in the child list
//
size_t nPos;
wxMenuItemList::Node* pNode = GetMenuItems().GetFirst();
for (nPos = 0; pNode; nPos++)
{
if (pNode->GetData() == pItem)
break;
pNode = pNode->GetNext();
}
//
// DoRemove() (unlike Remove) can only be called for existing item!
//
wxCHECK_MSG(pNode, NULL, wxT("bug in wxMenu::Remove logic"));
#if wxUSE_ACCEL
//
// Remove the corresponding accel from the accel table
//
int n = FindAccel(pItem->GetId());
if (n != wxNOT_FOUND)
{
delete m_vAccels[n];
m_vAccels.Remove(n);
}
#endif // wxUSE_ACCEL
//
// Remove the item from the menu
//
::WinSendMsg( GetHmenu()
,MM_REMOVEITEM
,MPFROM2SHORT(pItem->GetId(), TRUE)
,(MPARAM)0
);
if (IsAttached())
{
//
// Otherwise, the chane won't be visible
//
m_menuBar->Refresh();
}
//
// And from internal data structures
//
return wxMenuBase::DoRemove(pItem);
} // end of wxMenu::DoRemove
// ---------------------------------------------------------------------------
// accelerator helpers
// ---------------------------------------------------------------------------
#if wxUSE_ACCEL
//
// Create the wxAcceleratorEntries for our accels and put them into provided
// array - return the number of accels we have
//
size_t wxMenu::CopyAccels(
wxAcceleratorEntry* pAccels
) const
{
size_t nCount = GetAccelCount();
for (size_t n = 0; n < nCount; n++)
{
*pAccels++ = *m_vAccels[n];
}
return nCount;
} // end of wxMenu::CopyAccels
#endif // wxUSE_ACCEL
// ---------------------------------------------------------------------------
// set wxMenu title
// ---------------------------------------------------------------------------
void wxMenu::SetTitle(
const wxString& rLabel
)
{
bool bHasNoTitle = m_title.IsEmpty();
HWND hMenu = GetHmenu();
m_title = rLabel;
if (bHasNoTitle)
{
if (!rLabel.IsEmpty())
{
if (!::WinSetWindowText(hMenu, rLabel.c_str()))
{
wxLogLastError("SetMenuTitle");
}
}
}
else
{
if (rLabel.IsEmpty() )
{
::WinSendMsg( GetHmenu()
,MM_REMOVEITEM
,MPFROM2SHORT(hMenu, TRUE)
,(MPARAM)0
);
}
else
{
//
// Modify the title
//
if (!::WinSetWindowText(hMenu, rLabel.c_str()))
{
wxLogLastError("SetMenuTitle");
}
}
}
} // end of wxMenu::SetTitle
// ---------------------------------------------------------------------------
// event processing
// ---------------------------------------------------------------------------
bool wxMenu::OS2Command(
WXUINT WXUNUSED(uParam)
, WXWORD vId
)
{
//
// Ignore commands from the menu title
//
if (vId != (WXWORD)idMenuTitle)
{
wxCommandEvent vEvent(wxEVT_COMMAND_MENU_SELECTED);
vEvent.SetEventObject(this);
vEvent.SetId(vId);
vEvent.SetInt(vId);
ProcessCommand(vEvent);
}
return TRUE;
} // end of wxMenu::OS2Command
bool wxMenu::ProcessCommand(
wxCommandEvent& rEvent
)
{
bool bProcessed = FALSE;
#if wxUSE_MENU_CALLBACK
//
// Try a callback
//
if (m_callback)
{
(void)(*(m_callback))(*this, rEvent);
bProcessed = TRUE;
}
#endif // wxUSE_MENU_CALLBACK
//
// Try the menu's event handler
//
if (!bProcessed && GetEventHandler())
{
bProcessed = GetEventHandler()->ProcessEvent(rEvent);
}
//
// Try the window the menu was popped up from (and up through the
// hierarchy)
wxWindow* pWin = GetInvokingWindow();
if (!bProcessed && pWin)
bProcessed = pWin->GetEventHandler()->ProcessEvent(rEvent);
return bProcessed;
} // end of wxMenu::ProcessCommand
// ---------------------------------------------------------------------------
// other
// ---------------------------------------------------------------------------
void wxMenu::Attach(
wxMenuBar* pMenubar
)
{
//
// Menu can be in at most one menubar because otherwise they would both
// delete the menu pointer
//
wxASSERT_MSG(!m_menuBar, wxT("menu belongs to 2 menubars, expect a crash"));
m_menuBar = pMenubar;
} // end of
void wxMenu::Detach()
{
wxASSERT_MSG( m_menuBar, wxT("can't detach menu if it's not attached") );
m_menuBar = NULL;
} // end of wxMenu::Detach
wxWindow* wxMenu::GetWindow() const
{
if (m_invokingWindow != NULL)
return m_invokingWindow;
else if ( m_menuBar != NULL)
return m_menuBar->GetFrame();
return NULL;
} // end of wxMenu::GetWindow
// ---------------------------------------------------------------------------
// Menu Bar
// ---------------------------------------------------------------------------
void wxMenuBar::Init()
{
m_eventHandler = this;
m_pMenuBarFrame = NULL;
m_hMenu = 0;
} // end of wxMenuBar::Init
wxMenuBar::wxMenuBar()
{
Init();
} // end of wxMenuBar::wxMenuBar
wxMenuBar::wxMenuBar(
long WXUNUSED(lStyle)
)
{
Init();
} // end of wxMenuBar::wxMenuBar
wxMenuBar::wxMenuBar(
int nCount
, wxMenu* vMenus[]
, const wxString sTitles[]
)
{
Init();
m_titles.Alloc(nCount);
for ( int i = 0; i < nCount; i++ )
{
m_menus.Append(vMenus[i]);
m_titles.Add(sTitles[i]);
vMenus[i]->Attach(this);
}
} // end of wxMenuBar::wxMenuBar
wxMenuBar::~wxMenuBar()
{
} // end of wxMenuBar::~wxMenuBar
// ---------------------------------------------------------------------------
// wxMenuBar helpers
// ---------------------------------------------------------------------------
void wxMenuBar::Refresh()
{
wxCHECK_RET( IsAttached(), wxT("can't refresh unatteched menubar") );
WinSendMsg(GetWinHwnd(m_pMenuBarFrame), WM_UPDATEFRAME, (MPARAM)FCF_MENU, (MPARAM)0);
} // end of wxMenuBar::Refresh
WXHMENU wxMenuBar::Create()
{
MENUITEM vItem;
HWND hFrame;
HWND hMenuBar = NULLHANDLE;
if (m_hMenu != 0 )
return m_hMenu;
wxCHECK_MSG(!m_hMenu, TRUE, wxT("menubar already created"));
//
// Menubars should be associated with a frame otherwise they are popups
//
if (m_pMenuBarFrame != NULL)
hFrame = GetWinHwnd(m_pMenuBarFrame);
else
hFrame = HWND_DESKTOP;
//
// Create an empty menu and then fill it with insertions
//
if (!wxWindow::OS2Create( hFrame
,WC_MENU
,"Menu"
,MS_ACTIONBAR | WS_SYNCPAINT | WS_VISIBLE
,0L
,0L
,0L
,0L
,hFrame
,HWND_TOP
,FID_MENU
,(PVOID)NULL
,(PVOID)NULL
))
{
wxLogLastError("CreateMenu");
}
else
{
size_t nCount = GetMenuCount();
hMenuBar = GetHwnd();
for (size_t i = 0; i < nCount; i++)
{
APIRET rc;
ERRORID vError;
wxString sError;
MENUITEM vItem;
//
// Set the parent and owner of the submenues to be the menubar, not the desktop
//
if (!::WinSetParent(m_menus[i]->m_vMenuData.hwndSubMenu, hMenuBar, FALSE))
{
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
wxLogError("Error setting parent for submenu. Error: %s\n", sError);
return NULLHANDLE;
}
if (!::WinSetOwner(m_menus[i]->m_vMenuData.hwndSubMenu, hMenuBar))
{
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
wxLogError("Error setting parent for submenu. Error: %s\n", sError);
return NULLHANDLE;
}
m_menus[i]->m_vMenuData.iPosition = i;
rc = (APIRET)::WinSendMsg(hMenuBar, MM_INSERTITEM, (MPARAM)&m_menus[i]->m_vMenuData, (MPARAM)m_titles[i].c_str());
if (rc == MIT_MEMERROR || rc == MIT_ERROR)
{
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
wxLogError("Error inserting or appending a menuitem. Error: %s\n", sError);
return NULLHANDLE;
}
}
}
return hMenuBar;
} // end of wxMenuBar::Create
// ---------------------------------------------------------------------------
// wxMenuBar functions to work with the top level submenus
// ---------------------------------------------------------------------------
//
// NB: we don't support owner drawn top level items for now, if we do these
// functions would have to be changed to use wxMenuItem as well
//
void wxMenuBar::EnableTop(
size_t nPos
, bool bEnable
)
{
wxCHECK_RET(IsAttached(), wxT("doesn't work with unattached menubars"));
USHORT uFlag = 0;
SHORT nId;
if(!bEnable)
uFlag = MIA_DISABLED;
nId = SHORT1FROMMR(::WinSendMsg((HWND)m_hMenu, MM_ITEMIDFROMPOSITION, MPFROMSHORT(nPos), (MPARAM)0));
if (nId == MIT_ERROR)
{
wxLogLastError("LogLastError");
return;
}
::WinSendMsg((HWND)m_hMenu, MM_SETITEMATTR, MPFROM2SHORT(nId, TRUE), MPFROM2SHORT(uFlag, uFlag));
Refresh();
} // end of wxMenuBar::EnableTop
void wxMenuBar::SetLabelTop(
size_t nPos
, const wxString& rLabel
)
{
SHORT nId;
MENUITEM vItem;
wxCHECK_RET(nPos < GetMenuCount(), wxT("invalid menu index"));
m_titles[nPos] = rLabel;
if (!IsAttached())
{
return;
}
nId = SHORT1FROMMR(::WinSendMsg((HWND)m_hMenu, MM_ITEMIDFROMPOSITION, MPFROMSHORT(nPos), (MPARAM)0));
if (nId == MIT_ERROR)
{
wxLogLastError("LogLastError");
return;
}
if(!::WinSendMsg( (HWND)m_hMenu
,MM_QUERYITEM
,MPFROM2SHORT(nId, TRUE)
,MPARAM(&vItem)
))
{
wxLogLastError("QueryItem");
}
nId = vItem.id;
if (::WinSendMsg(GetHmenu(), MM_SETITEMTEXT, MPFROMSHORT(nId), (MPARAM)rLabel.c_str()));
{
wxLogLastError("ModifyMenu");
}
Refresh();
} // end of wxMenuBar::SetLabelTop
wxString wxMenuBar::GetLabelTop(
size_t nPos
) const
{
wxCHECK_MSG( nPos < GetMenuCount(), wxEmptyString,
wxT("invalid menu index in wxMenuBar::GetLabelTop") );
return m_titles[nPos];
} // end of wxMenuBar::GetLabelTop
// ---------------------------------------------------------------------------
// wxMenuBar construction
// ---------------------------------------------------------------------------
wxMenu* wxMenuBar::Replace(
size_t nPos
, wxMenu* pMenu
, const wxString& rTitle
)
{
SHORT nId;
wxString Title = TextToLabel(rTitle);
wxMenu* pMenuOld = wxMenuBarBase::Replace( nPos
,pMenu
,Title
);
nId = SHORT1FROMMR(::WinSendMsg((HWND)m_hMenu, MM_ITEMIDFROMPOSITION, MPFROMSHORT(nPos), (MPARAM)0));
if (nId == MIT_ERROR)
{
wxLogLastError("LogLastError");
return NULL;
}
if (!pMenuOld)
return FALSE;
m_titles[nPos] = Title;
if (IsAttached())
{
::WinSendMsg((HWND)m_hMenu, MM_DELETEITEM, MPFROM2SHORT(nId, TRUE), (MPARAM)0);
::WinSendMsg((HWND)m_hMenu, MM_INSERTITEM, (MPARAM)&pMenu->m_vMenuData, (MPARAM)Title.c_str());
#if wxUSE_ACCEL
if (pMenuOld->HasAccels() || pMenu->HasAccels())
{
//
// Need to rebuild accell table
//
RebuildAccelTable();
}
#endif // wxUSE_ACCEL
Refresh();
}
return pMenuOld;
} // end of wxMenuBar::Replace
bool wxMenuBar::Insert(
size_t nPos
, wxMenu* pMenu
, const wxString& rTitle
)
{
wxString Title = TextToLabel(rTitle);
if (!wxMenuBarBase::Insert( nPos
,pMenu
,Title
))
return FALSE;
m_titles.Insert( Title
,nPos
);
pMenu->Attach(this);
if (IsAttached())
{
::WinSendMsg((HWND)m_hMenu, MM_INSERTITEM, (MPARAM)&pMenu->m_vMenuData, (MPARAM)Title.c_str());
#if wxUSE_ACCEL
if (pMenu->HasAccels())
{
// need to rebuild accell table
RebuildAccelTable();
}
#endif // wxUSE_ACCEL
Refresh();
}
return TRUE;
} // end of wxMenuBar::Insert
bool wxMenuBar::Append(
wxMenu* pMenu
, const wxString& rTitle
)
{
WXHMENU hSubmenu = pMenu ? pMenu->GetHMenu() : 0;
wxCHECK_MSG(hSubmenu, FALSE, wxT("can't append invalid menu to menubar"));
wxString Title = TextToLabel(rTitle);
if (!wxMenuBarBase::Append(pMenu, Title))
return FALSE;
pMenu->Attach(this);
m_titles.Add(Title);
if ( IsAttached() )
{
pMenu->m_vMenuData.iPosition = MIT_END;
::WinSendMsg((HWND)m_hMenu, MM_INSERTITEM, (MPARAM)&pMenu->m_vMenuData, (MPARAM)Title.c_str());
#if wxUSE_ACCEL
if (pMenu->HasAccels())
{
//
// Need to rebuild accell table
//
RebuildAccelTable();
}
#endif // wxUSE_ACCEL
Refresh();
}
return TRUE;
} // end of wxMenuBar::Append
wxMenu* wxMenuBar::Remove(
size_t nPos
)
{
wxMenu* pMenu = wxMenuBarBase::Remove(nPos);
SHORT nId;
if (!pMenu)
return NULL;
nId = SHORT1FROMMR(::WinSendMsg((HWND)GetHmenu(), MM_ITEMIDFROMPOSITION, MPFROMSHORT(nPos), (MPARAM)0));
if (nId == MIT_ERROR)
{
wxLogLastError("LogLastError");
return NULL;
}
if (IsAttached())
{
::WinSendMsg((HWND)GetHmenu(), MM_DELETEITEM, MPFROM2SHORT(nId, TRUE), (MPARAM)0);
pMenu->Detach();
#if wxUSE_ACCEL
if (pMenu->HasAccels())
{
//
// Need to rebuild accell table
//
RebuildAccelTable();
}
#endif // wxUSE_ACCEL
Refresh();
}
m_titles.Remove(nPos);
return pMenu;
} // end of wxMenuBar::Remove
#if wxUSE_ACCEL
void wxMenuBar::RebuildAccelTable()
{
//
// Merge the accelerators of all menus into one accel table
//
size_t nAccelCount = 0;
size_t i;
size_t nCount = GetMenuCount();
for (i = 0; i < nCount; i++)
{
nAccelCount += m_menus[i]->GetAccelCount();
}
if (nAccelCount)
{
wxAcceleratorEntry* pAccelEntries = new wxAcceleratorEntry[nAccelCount];
nAccelCount = 0;
for (i = 0; i < nCount; i++)
{
nAccelCount += m_menus[i]->CopyAccels(&pAccelEntries[nAccelCount]);
}
m_vAccelTable = wxAcceleratorTable( nAccelCount
,pAccelEntries
);
delete [] pAccelEntries;
}
} // end of wxMenuBar::RebuildAccelTable
#endif // wxUSE_ACCEL
void wxMenuBar::Attach(
wxFrame* pFrame
)
{
wxASSERT_MSG( !IsAttached(), wxT("menubar already attached!") );
m_pMenuBarFrame = pFrame;
#if wxUSE_ACCEL
RebuildAccelTable();
#endif // wxUSE_ACCEL
} // end of wxMenuBar::Attach
void wxMenuBar::Detach()
{
::WinDestroyWindow((HWND)m_hMenu);
m_hMenu = (WXHMENU)NULL;
m_pMenuBarFrame = NULL;
} // end of wxMenuBar::Detach
// ---------------------------------------------------------------------------
// wxMenuBar searching for menu items
// ---------------------------------------------------------------------------
//
// Find the itemString in menuString, and return the item id or wxNOT_FOUND
//
int wxMenuBar::FindMenuItem(
const wxString& rMenuString
, const wxString& rItemString
) const
{
wxString sMenuLabel = wxStripMenuCodes(rMenuString);
size_t nCount = GetMenuCount();
for (size_t i = 0; i < nCount; i++)
{
wxString sTitle = wxStripMenuCodes(m_titles[i]);
if (rMenuString == sTitle)
return m_menus[i]->FindItem(rItemString);
}
return wxNOT_FOUND;
} // end of wxMenuBar::FindMenuItem
wxMenuItem* wxMenuBar::FindItem(
int nId
, wxMenu** ppItemMenu
) const
{
if (ppItemMenu)
*ppItemMenu = NULL;
wxMenuItem* pItem = NULL;
size_t nCount = GetMenuCount();
for (size_t i = 0; !pItem && (i < nCount); i++)
{
pItem = m_menus[i]->FindItem( nId
,ppItemMenu
);
}
return pItem;
} // end of wxMenuBar::FindItem
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