don't append anything back in DoDeleteOneItem() if the control becomes empty (fixes...

[wxWidgets.git] / src / msw / menuitem.cpp

diff --git a/src/msw/menuitem.cpp b/src/msw/menuitem.cpp
index 6e450bc97391806cd45b682bc7703ce827cb39f1..964e64892f867fa8594def0052e922a35f4f0622 100644 (file)
--- a/src/msw/menuitem.cpp
+++ b/src/msw/menuitem.cpp
@@ -1,12 +1,12 @@
 ///////////////////////////////////////////////////////////////////////////////
 ///////////////////////////////////////////////////////////////////////////////

-// Name:        menuitem.cpp
+// Name:        src/msw/menuitem.cpp

 // Purpose:     wxMenuItem implementation
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     11.11.97
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
 // Purpose:     wxMenuItem implementation
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     11.11.97
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 ///////////////////////////////////////////////////////////////////////////////
 
 // ===========================================================================
 ///////////////////////////////////////////////////////////////////////////////
 
 // ===========================================================================


@@ -17,10 +17,6 @@
 // headers
 // ---------------------------------------------------------------------------
 
 // headers
 // ---------------------------------------------------------------------------
 

-#ifdef __GNUG__
-    #pragma implementation "menuitem.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 


@@ -30,26 +26,31 @@
 
 #if wxUSE_MENUS
 
 
 #if wxUSE_MENUS
 

+#include "wx/menuitem.h"
+#include "wx/stockitem.h"
+

 #ifndef WX_PRECOMP
     #include "wx/font.h"
     #include "wx/bitmap.h"
     #include "wx/settings.h"
 #ifndef WX_PRECOMP
     #include "wx/font.h"
     #include "wx/bitmap.h"
     #include "wx/settings.h"

-    #include "wx/font.h"

     #include "wx/window.h"
     #include "wx/accel.h"
     #include "wx/window.h"
     #include "wx/accel.h"

-    #include "wx/menu.h"

     #include "wx/string.h"
     #include "wx/string.h"

+    #include "wx/log.h"
+    #include "wx/menu.h"

 #endif
 
 #endif
 

-#include "wx/menuitem.h"
-#include "wx/log.h"
-

 #if wxUSE_ACCEL
     #include "wx/accel.h"
 #endif // wxUSE_ACCEL
 
 #include "wx/msw/private.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
+

 // ---------------------------------------------------------------------------
 // macro
 // ---------------------------------------------------------------------------
 // ---------------------------------------------------------------------------
 // macro
 // ---------------------------------------------------------------------------


@@ -72,7 +73,48 @@
 // dynamic classes implementation
 // ----------------------------------------------------------------------------
 
 // dynamic classes implementation
 // ----------------------------------------------------------------------------
 

+#if wxUSE_EXTENDED_RTTI
+
+bool wxMenuItemStreamingCallback( const wxObject *object, wxWriter * , wxPersister * , wxxVariantArray & )
+{
+    const wxMenuItem * mitem = dynamic_cast<const wxMenuItem*>(object) ;
+    if ( mitem->GetMenu() && !mitem->GetMenu()->GetTitle().empty() )
+    {
+        // we don't stream out the first two items for menus with a title, they will be reconstructed
+        if ( mitem->GetMenu()->FindItemByPosition(0) == mitem || mitem->GetMenu()->FindItemByPosition(1) == mitem )
+            return false ;
+    }
+    return true ;
+}
+
+wxBEGIN_ENUM( wxItemKind )
+    wxENUM_MEMBER( wxITEM_SEPARATOR )
+    wxENUM_MEMBER( wxITEM_NORMAL )
+    wxENUM_MEMBER( wxITEM_CHECK )
+    wxENUM_MEMBER( wxITEM_RADIO )
+wxEND_ENUM( wxItemKind )
+
+IMPLEMENT_DYNAMIC_CLASS_XTI_CALLBACK(wxMenuItem, wxObject,"wx/menuitem.h",wxMenuItemStreamingCallback)
+
+wxBEGIN_PROPERTIES_TABLE(wxMenuItem)
+    wxPROPERTY( Parent,wxMenu*, SetMenu, GetMenu, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
+    wxPROPERTY( Id,int, SetId, GetId, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
+    wxPROPERTY( Text, wxString , SetText, GetText, wxString(), 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
+    wxPROPERTY( Help, wxString , SetHelp, GetHelp, wxString(), 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
+    wxREADONLY_PROPERTY( Kind, wxItemKind , GetKind , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
+    wxPROPERTY( SubMenu,wxMenu*, SetSubMenu, GetSubMenu, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
+    wxPROPERTY( Enabled , bool , Enable , IsEnabled , wxxVariant((bool)true) , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY( Checked , bool , Check , IsChecked , wxxVariant((bool)false) , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY( Checkable , bool , SetCheckable , IsCheckable , wxxVariant((bool)false) , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+wxEND_PROPERTIES_TABLE()
+
+wxBEGIN_HANDLERS_TABLE(wxMenuItem)
+wxEND_HANDLERS_TABLE()
+
+wxDIRECT_CONSTRUCTOR_6( wxMenuItem , wxMenu* , Parent , int , Id , wxString , Text , wxString , Help , wxItemKind , Kind , wxMenu* , SubMenu  )
+#else

 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)

+#endif

 
 // ----------------------------------------------------------------------------
 // wxMenuItem
 
 // ----------------------------------------------------------------------------
 // wxMenuItem


@@ -89,7 +131,7 @@ wxMenuItem::wxMenuItem(wxMenu *pParentMenu,
                        wxMenu *pSubMenu)
           : wxMenuItemBase(pParentMenu, id, text, strHelp, kind, pSubMenu)
 #if wxUSE_OWNER_DRAWN
                        wxMenu *pSubMenu)
           : wxMenuItemBase(pParentMenu, id, text, strHelp, kind, pSubMenu)
 #if wxUSE_OWNER_DRAWN

-            , wxOwnerDrawn(GetLabelFromText(text), kind == wxITEM_CHECK)
+            , wxOwnerDrawn(text, kind == wxITEM_CHECK, true)

 #endif // owner drawn
 {
     Init();
 #endif // owner drawn
 {
     Init();


@@ -104,7 +146,7 @@ wxMenuItem::wxMenuItem(wxMenu *parentMenu,
           : wxMenuItemBase(parentMenu, id, text, help,
                            isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
 #if wxUSE_OWNER_DRAWN
           : wxMenuItemBase(parentMenu, id, text, help,
                            isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
 #if wxUSE_OWNER_DRAWN

-            , wxOwnerDrawn(GetLabelFromText(text), isCheckable)
+           , wxOwnerDrawn(text, isCheckable, true)

 #endif // owner drawn
 {
     Init();
 #endif // owner drawn
 {
     Init();


@@ -113,21 +155,25 @@ wxMenuItem::wxMenuItem(wxMenu *parentMenu,
 void wxMenuItem::Init()
 {
     m_radioGroup.start = -1;
 void wxMenuItem::Init()
 {
     m_radioGroup.start = -1;

-    m_isRadioGroupStart = FALSE;
+    m_isRadioGroupStart = false;

 
 #if  wxUSE_OWNER_DRAWN
 
 #if  wxUSE_OWNER_DRAWN

-    // set default menu colors
-    #define SYS_COLOR(c) (wxSystemSettings::GetColour(wxSYS_COLOUR_##c))
-
-    SetTextColour(SYS_COLOR(MENUTEXT));
-    SetBackgroundColour(SYS_COLOR(MENU));

 
 

-    #undef  SYS_COLOR
+    // when the color is not valid, wxOwnerDraw takes the default ones.
+    // If we set the colors here and they are changed by the user during
+    // the execution, then the colors are not updated until the application
+    // is restarted and our menus look bad
+    SetTextColour(wxNullColour);
+    SetBackgroundColour(wxNullColour);

 
 

-    // we don't want normal items be owner-drawn
+    // setting default colors switched ownerdraw on: switch it off again

     ResetOwnerDrawn();
 
     ResetOwnerDrawn();
 

-    // tell the owner drawing code to to show the accel string as well
+    //  switch ownerdraw back on if using a non default margin
+    if ( GetId() != wxID_SEPARATOR )
+        SetMarginWidth(GetMarginWidth());
+
+    // tell the owner drawing code to show the accel string as well

     SetAccelString(m_text.AfterFirst(_T('\t')));
 #endif // wxUSE_OWNER_DRAWN
 }
     SetAccelString(m_text.AfterFirst(_T('\t')));
 #endif // wxUSE_OWNER_DRAWN
 }


@@ -140,9 +186,14 @@ wxMenuItem::~wxMenuItem()
 // ----
 
 // return the id for calling Win32 API functions
 // ----
 
 // return the id for calling Win32 API functions

-int wxMenuItem::GetRealId() const
+unsigned wxMenuItem::GetMSWId() const

 {
 {

-    return m_subMenu ? (int)m_subMenu->GetHMenu() : GetId();
+    // we must use ids in unsigned short range with Windows functions, if we
+    // pass ids > USHRT_MAX to them they get very confused (e.g. start
+    // generating WM_COMMAND messages with negative high word of wParam), so
+    // use the cast to ensure the id is in range
+    return m_subMenu ? wx_reinterpret_cast(unsigned, m_subMenu->GetHMenu())
+                     : wx_static_cast(unsigned short, GetId());

 }
 
 // get item state
 }
 
 // get item state


@@ -150,13 +201,18 @@ int wxMenuItem::GetRealId() const
 
 bool wxMenuItem::IsChecked() const
 {
 
 bool wxMenuItem::IsChecked() const
 {

-    int flag = ::GetMenuState(GetHMenuOf(m_parentMenu), GetId(), MF_BYCOMMAND);
+    // fix that RTTI is always getting the correct state (separators cannot be checked, but the call below
+    // returns true
+    if ( GetId() == wxID_SEPARATOR )
+        return false ;
+
+    int flag = ::GetMenuState(GetHMenuOf(m_parentMenu), GetMSWId(), MF_BYCOMMAND);

 
     return (flag & MF_CHECKED) != 0;
 }
 
 /* static */
 
     return (flag & MF_CHECKED) != 0;
 }
 
 /* static */

-wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
+wxString wxMenuItemBase::GetLabelText(const wxString& text)

 {
     return wxStripMenuCodes(text);
 }
 {
     return wxStripMenuCodes(text);
 }


@@ -166,7 +222,7 @@ wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
 
 void wxMenuItem::SetAsRadioGroupStart()
 {
 
 void wxMenuItem::SetAsRadioGroupStart()
 {

-    m_isRadioGroupStart = TRUE;
+    m_isRadioGroupStart = true;

 }
 
 void wxMenuItem::SetRadioGroupStart(int start)
 }
 
 void wxMenuItem::SetRadioGroupStart(int start)


@@ -194,7 +250,7 @@ void wxMenuItem::Enable(bool enable)
         return;
 
     long rc = EnableMenuItem(GetHMenuOf(m_parentMenu),
         return;
 
     long rc = EnableMenuItem(GetHMenuOf(m_parentMenu),

-                             GetRealId(),
+                             GetMSWId(),

                              MF_BYCOMMAND |
                              (enable ? MF_ENABLED : MF_GRAYED));
 
                              MF_BYCOMMAND |
                              (enable ? MF_ENABLED : MF_GRAYED));
 


@@ -262,44 +318,49 @@ void wxMenuItem::Check(bool check)
 #endif // __WIN32__
 
         // also uncheck all the other items in this radio group
 #endif // __WIN32__
 
         // also uncheck all the other items in this radio group

-        wxMenuItemList::Node *node = items.Item(start);
+        wxMenuItemList::compatibility_iterator node = items.Item(start);

         for ( int n = start; n <= end && node; n++ )
         {
             if ( n != pos )
             {
         for ( int n = start; n <= end && node; n++ )
         {
             if ( n != pos )
             {

-                node->GetData()->m_isChecked = FALSE;
+                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,
             node = node->GetNext();
         }
     }
     else // check item
     {
         if ( ::CheckMenuItem(hmenu,

-                             GetRealId(),
+                             GetMSWId(),

                              MF_BYCOMMAND | flags) == (DWORD)-1 )
         {
                              MF_BYCOMMAND | flags) == (DWORD)-1 )
         {

-            wxLogLastError(wxT("CheckMenuItem"));
+            wxFAIL_MSG( _T("CheckMenuItem() failed, item not in the menu?") );

         }
     }
 
     wxMenuItemBase::Check(check);
 }
 
         }
     }
 
     wxMenuItemBase::Check(check);
 }
 

-void wxMenuItem::SetText(const wxString& text)
+void wxMenuItem::SetItemLabel(const wxString& txt)

 {
 {

+    wxString text = txt;
+

     // don't do anything if label didn't change
     // don't do anything if label didn't change

-    if ( m_text == text )
+    if ( m_text == txt )

         return;
 
         return;
 

-    wxMenuItemBase::SetText(text);
-    OWNER_DRAWN_ONLY( wxOwnerDrawn::SetName(text) );
+    // wxMenuItemBase will do stock ID checks
+    wxMenuItemBase::SetItemLabel(text);
+
+    // m_text could now be different from 'text' if we are a stock menu item,
+    // so use only m_text below
+
+    OWNER_DRAWN_ONLY( wxOwnerDrawn::SetName(m_text) );
+#if wxUSE_OWNER_DRAWN
+    // tell the owner drawing code to to show the accel string as well
+    SetAccelString(m_text.AfterFirst(_T('\t')));
+#endif

 
     HMENU hMenu = GetHMenuOf(m_parentMenu);
     wxCHECK_RET( hMenu, wxT("menuitem without menu") );
 
     HMENU hMenu = GetHMenuOf(m_parentMenu);
     wxCHECK_RET( hMenu, wxT("menuitem without menu") );


@@ -308,11 +369,12 @@ void wxMenuItem::SetText(const wxString& text)
     m_parentMenu->UpdateAccel(this);
 #endif // wxUSE_ACCEL
 
     m_parentMenu->UpdateAccel(this);
 #endif // wxUSE_ACCEL
 

-    UINT id = GetRealId();
+    UINT id = GetMSWId();

     UINT flagsOld = ::GetMenuState(hMenu, id, MF_BYCOMMAND);
     if ( flagsOld == 0xFFFFFFFF )
     {
     UINT flagsOld = ::GetMenuState(hMenu, id, MF_BYCOMMAND);
     if ( flagsOld == 0xFFFFFFFF )
     {

-        wxLogLastError(wxT("GetMenuState"));
+        // It's not an error, it means that the menu item doesn't exist
+        //wxLogLastError(wxT("GetMenuState"));

     }
     else
     {
     }
     else
     {


@@ -335,15 +397,34 @@ void wxMenuItem::SetText(const wxString& text)
 #endif  //owner drawn
         {
             flagsOld |= MF_STRING;
 #endif  //owner drawn
         {
             flagsOld |= MF_STRING;

-            data = (wxChar*) text.c_str();
+            data = (wxChar*) m_text.wx_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 = m_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"));
         }
         if ( ::ModifyMenu(hMenu, id,
                           MF_BYCOMMAND | flagsOld,
                           id, data) == (int)0xFFFFFFFF )
         {
             wxLogLastError(wxT("ModifyMenu"));
         }

+#endif

     }
 }
 
     }
 }