// Created: 11.11.97
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence: wxWindows license
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ===========================================================================
// headers
// ---------------------------------------------------------------------------
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "menuitem.h"
#endif
#pragma hdrstop
#endif
+#if wxUSE_MENUS
+
#ifndef WX_PRECOMP
#include "wx/font.h"
#include "wx/bitmap.h"
#include "wx/string.h"
#endif
-#include "wx/ownerdrw.h"
#include "wx/menuitem.h"
#include "wx/log.h"
+#if wxUSE_ACCEL
+ #include "wx/accel.h"
+#endif // wxUSE_ACCEL
+
#include "wx/msw/private.h"
+#ifdef __WXWINCE__
+// Implemented in menu.cpp
+UINT GetMenuState(HMENU hMenu, UINT id, UINT flags) ;
+#endif
+
// ---------------------------------------------------------------------------
-// convenience macro
+// macro
// ---------------------------------------------------------------------------
+// hide the ugly cast
#define GetHMenuOf(menu) ((HMENU)menu->GetHMenu())
+// conditional compilation
+#if wxUSE_OWNER_DRAWN
+ #define OWNER_DRAWN_ONLY( code ) if ( IsOwnerDrawn() ) code
+#else // !wxUSE_OWNER_DRAWN
+ #define OWNER_DRAWN_ONLY( code )
+#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
+
// ============================================================================
// implementation
// ============================================================================
// dynamic classes implementation
// ----------------------------------------------------------------------------
-#if !defined(USE_SHARED_LIBRARY) || !USE_SHARED_LIBRARY
-#if wxUSE_OWNER_DRAWN
- IMPLEMENT_DYNAMIC_CLASS2(wxMenuItem, wxObject, wxOwnerDrawn)
-#else //!USE_OWNER_DRAWN
- IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
-#endif //USE_OWNER_DRAWN
-
-#endif //USE_SHARED_LIBRARY
+IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
// ----------------------------------------------------------------------------
// wxMenuItem
// ctor & dtor
// -----------
-wxMenuItem::wxMenuItem(wxMenu *pParentMenu, int id,
- const wxString& strName, const wxString& strHelp,
- bool bCheckable,
- wxMenu *pSubMenu) :
+wxMenuItem::wxMenuItem(wxMenu *pParentMenu,
+ int id,
+ const wxString& text,
+ const wxString& strHelp,
+ wxItemKind kind,
+ wxMenu *pSubMenu)
+ : wxMenuItemBase(pParentMenu, id, text, strHelp, kind, pSubMenu)
#if wxUSE_OWNER_DRAWN
- wxOwnerDrawn(strName, bCheckable),
-#else //no owner drawn support
- m_bCheckable(bCheckable),
- m_strName(strName),
-#endif //owner drawn
- m_strHelp(strHelp)
+ , wxOwnerDrawn(text, kind == wxITEM_CHECK)
+#endif // owner drawn
{
- wxASSERT_MSG( pParentMenu != NULL, wxT("a menu item should have a parent") );
+ Init();
+}
+
+wxMenuItem::wxMenuItem(wxMenu *parentMenu,
+ int id,
+ const wxString& text,
+ const wxString& help,
+ bool isCheckable,
+ wxMenu *subMenu)
+ : wxMenuItemBase(parentMenu, id, text, help,
+ isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
+#if wxUSE_OWNER_DRAWN
+ , wxOwnerDrawn(text, isCheckable, true)
+#endif // owner drawn
+{
+ Init();
+}
+
+void wxMenuItem::Init()
+{
+ m_radioGroup.start = -1;
+ m_isRadioGroupStart = FALSE;
#if wxUSE_OWNER_DRAWN
// set default menu colors
- #define SYS_COLOR(c) (wxSystemSettings::GetSystemColour(wxSYS_COLOUR_##c))
+ #define SYS_COLOR(c) (wxSystemSettings::GetColour(wxSYS_COLOUR_##c))
SetTextColour(SYS_COLOR(MENUTEXT));
SetBackgroundColour(SYS_COLOR(MENU));
+ #undef SYS_COLOR
+
// we don't want normal items be owner-drawn
ResetOwnerDrawn();
- #undef SYS_COLOR
-#endif
-
- m_pParentMenu = pParentMenu;
- m_pSubMenu = pSubMenu;
- m_bEnabled = TRUE;
- m_bChecked = FALSE;
- m_idItem = id;
+ // tell the owner drawing code to to show the accel string as well
+ SetAccelString(m_text.AfterFirst(_T('\t')));
+#endif // wxUSE_OWNER_DRAWN
}
wxMenuItem::~wxMenuItem()
// return the id for calling Win32 API functions
int wxMenuItem::GetRealId() const
{
- return m_pSubMenu ? (int)m_pSubMenu->GetHMenu() : GetId();
+ return m_subMenu ? (int)m_subMenu->GetHMenu() : GetId();
+}
+
+// get item state
+// --------------
+
+bool wxMenuItem::IsChecked() const
+{
+ int flag = ::GetMenuState(GetHMenuOf(m_parentMenu), GetId(), MF_BYCOMMAND);
+
+ return (flag & MF_CHECKED) != 0;
+}
+
+/* static */
+wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
+{
+ return wxStripMenuCodes(text);
}
-// delete the sub menu
-// -------------------
-void wxMenuItem::DeleteSubMenu()
+// radio group stuff
+// -----------------
+
+void wxMenuItem::SetAsRadioGroupStart()
+{
+ m_isRadioGroupStart = TRUE;
+}
+
+void wxMenuItem::SetRadioGroupStart(int start)
{
- delete m_pSubMenu;
- m_pSubMenu = NULL;
+ wxASSERT_MSG( !m_isRadioGroupStart,
+ _T("should only be called for the next radio items") );
+
+ m_radioGroup.start = start;
+}
+
+void wxMenuItem::SetRadioGroupEnd(int end)
+{
+ wxASSERT_MSG( m_isRadioGroupStart,
+ _T("should only be called for the first radio item") );
+
+ m_radioGroup.end = end;
}
// change item state
// -----------------
-void wxMenuItem::Enable(bool bDoEnable)
+void wxMenuItem::Enable(bool enable)
{
- if ( m_bEnabled != bDoEnable ) {
- long rc = EnableMenuItem(GetHMenuOf(m_pParentMenu),
- GetRealId(),
- MF_BYCOMMAND |
- (bDoEnable ? MF_ENABLED : MF_GRAYED));
-
- if ( rc == -1 ) {
- wxLogLastError("EnableMenuItem");
- }
+ if ( m_isEnabled == enable )
+ return;
+
+ long rc = EnableMenuItem(GetHMenuOf(m_parentMenu),
+ GetRealId(),
+ MF_BYCOMMAND |
+ (enable ? MF_ENABLED : MF_GRAYED));
- m_bEnabled = bDoEnable;
+ if ( rc == -1 ) {
+ wxLogLastError(wxT("EnableMenuItem"));
}
+
+ wxMenuItemBase::Enable(enable);
}
-void wxMenuItem::Check(bool bDoCheck)
+void wxMenuItem::Check(bool check)
{
wxCHECK_RET( IsCheckable(), wxT("only checkable items may be checked") );
- if ( m_bChecked != bDoCheck ) {
- long rc = CheckMenuItem(GetHMenuOf(m_pParentMenu),
- GetId(),
- MF_BYCOMMAND |
- (bDoCheck ? MF_CHECKED : MF_UNCHECKED));
+ if ( m_isChecked == check )
+ return;
+
+ int flags = check ? MF_CHECKED : MF_UNCHECKED;
+ HMENU hmenu = GetHMenuOf(m_parentMenu);
+
+ if ( GetKind() == wxITEM_RADIO )
+ {
+ // it doesn't make sense to uncheck a radio item - what would this do?
+ if ( !check )
+ return;
+
+ // get the index of this item in the menu
+ const wxMenuItemList& items = m_parentMenu->GetMenuItems();
+ int pos = items.IndexOf(this);
+ wxCHECK_RET( pos != wxNOT_FOUND,
+ _T("menuitem not found in the menu items list?") );
+
+ // get the radio group range
+ int start,
+ end;
- if ( rc == -1 ) {
- wxLogLastError("CheckMenuItem");
+ if ( m_isRadioGroupStart )
+ {
+ // we already have all information we need
+ start = pos;
+ end = m_radioGroup.end;
+ }
+ else // next radio group item
+ {
+ // get the radio group end from the start item
+ start = m_radioGroup.start;
+ end = items.Item(start)->GetData()->m_radioGroup.end;
+ }
+
+#ifdef __WIN32__
+ // calling CheckMenuRadioItem() with such parameters hangs my system
+ // (NT4 SP6) and I suspect this could happen to the others as well - so
+ // don't do it!
+ wxCHECK_RET( start != -1 && end != -1,
+ _T("invalid ::CheckMenuRadioItem() parameter(s)") );
+
+ if ( !::CheckMenuRadioItem(hmenu,
+ start, // the first radio group item
+ end, // the last one
+ pos, // the one to check
+ MF_BYPOSITION) )
+ {
+ wxLogLastError(_T("CheckMenuRadioItem"));
}
+#endif // __WIN32__
- m_bChecked = bDoCheck;
+ // also uncheck all the other items in this radio group
+ wxMenuItemList::compatibility_iterator node = items.Item(start);
+ for ( int n = start; n <= end && node; n++ )
+ {
+ if ( n != pos )
+ {
+ node->GetData()->m_isChecked = FALSE;
+ }
+
+ // we also have to do it in the menu for Win16 (under Win32
+ // CheckMenuRadioItem() does it for us)
+#ifndef __WIN32__
+ ::CheckMenuItem(hmenu, n, n == pos ? MF_CHECKED : MF_UNCHECKED);
+#endif // Win16
+
+ node = node->GetNext();
+ }
}
+ else // check item
+ {
+ if ( ::CheckMenuItem(hmenu,
+ GetRealId(),
+ MF_BYCOMMAND | flags) == (DWORD)-1 )
+ {
+ wxLogLastError(wxT("CheckMenuItem"));
+ }
+ }
+
+ wxMenuItemBase::Check(check);
}
-void wxMenuItem::SetName(const wxString& strName)
+void wxMenuItem::SetText(const wxString& text)
{
// don't do anything if label didn't change
- if ( m_strName == strName )
+ if ( m_text == text )
return;
- m_strName = strName;
+ wxMenuItemBase::SetText(text);
+ OWNER_DRAWN_ONLY( wxOwnerDrawn::SetName(text) );
+#if wxUSE_OWNER_DRAWN
+ // tell the owner drawing code to to show the accel string as well
+ SetAccelString(text.AfterFirst(_T('\t')));
+#endif
+
+ HMENU hMenu = GetHMenuOf(m_parentMenu);
+ wxCHECK_RET( hMenu, wxT("menuitem without menu") );
- HMENU hMenu = GetHMenuOf(m_pParentMenu);
+#if wxUSE_ACCEL
+ m_parentMenu->UpdateAccel(this);
+#endif // wxUSE_ACCEL
UINT id = GetRealId();
UINT flagsOld = ::GetMenuState(hMenu, id, MF_BYCOMMAND);
if ( flagsOld == 0xFFFFFFFF )
{
- wxLogLastError("GetMenuState");
+ wxLogLastError(wxT("GetMenuState"));
}
else
{
}
LPCTSTR data;
+
#if wxUSE_OWNER_DRAWN
if ( IsOwnerDrawn() )
{
#endif //owner drawn
{
flagsOld |= MF_STRING;
- data = strName;
+ data = (wxChar*) text.c_str();
}
+#ifdef __WXWINCE__
+ // FIXME: complete this, applying the old
+ // flags.
+ // However, the WinCE doc for SetMenuItemInfo
+ // says that you can't use it to set the menu
+ // item state; only data, id and type.
+ MENUITEMINFO info;
+ wxZeroMemory(info);
+ info.cbSize = sizeof(info);
+ info.fMask = MIIM_TYPE;
+ info.fType = MFT_STRING;
+ info.cch = text.Length();
+ info.dwTypeData = (LPTSTR) data ;
+ if ( !SetMenuItemInfo(hMenu, id, FALSE, & info) )
+ {
+ wxLogLastError(wxT("SetMenuItemInfo"));
+ }
+#else
if ( ::ModifyMenu(hMenu, id,
MF_BYCOMMAND | flagsOld,
id, data) == (int)0xFFFFFFFF )
{
wxLogLastError(wxT("ModifyMenu"));
}
+#endif
}
}
+void wxMenuItem::SetCheckable(bool checkable)
+{
+ wxMenuItemBase::SetCheckable(checkable);
+ OWNER_DRAWN_ONLY( wxOwnerDrawn::SetCheckable(checkable) );
+}
+
+// ----------------------------------------------------------------------------
+// wxMenuItemBase
+// ----------------------------------------------------------------------------
+
+wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
+ int id,
+ const wxString& name,
+ const wxString& help,
+ wxItemKind kind,
+ wxMenu *subMenu)
+{
+ return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
+}
+
+#endif // wxUSE_MENUS
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