handle NULL BSTRs as empty ones per Microsoft convention

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

diff --git a/src/msw/menu.cpp b/src/msw/menu.cpp
index 5e24fd40b9d5a831fb1540f99716225a66d83c5d..a6956295e2dcab2610ae3cda67df7397d2ab1ef6 100644 (file)
--- a/src/msw/menu.cpp
+++ b/src/msw/menu.cpp
@@ -227,7 +227,7 @@ const wxMenuInfoList& wxMenuBar::GetMenuInfos() const
     for( size_t i = 0 ; i < GetMenuCount() ; ++i )
     {
         wxMenuInfo* info = new wxMenuInfo() ;
-        info->Create( const_cast<wxMenuBar*>(this)->GetMenu(i) , GetLabelTop(i) ) ;
+        info->Create( const_cast<wxMenuBar*>(this)->GetMenu(i) , GetMenuLabel(i) ) ;
         list->Append( info ) ;
     }
     return m_menuInfos ;
@@ -331,7 +331,7 @@ void wxMenu::UpdateAccel(wxMenuItem *item)
         }
 
         // find the (new) accel for this item
-        wxAcceleratorEntry *accel = wxAcceleratorEntry::Create(item->GetText());
+        wxAcceleratorEntry *accel = wxAcceleratorEntry::Create(item->GetItemLabel());
         if ( accel )
             accel->m_command = item->GetId();
 
@@ -404,7 +404,7 @@ bool wxMenu::DoInsertOrAppend(wxMenuItem *pItem, size_t pos)
 
 
     // prepare to insert the item in the menu
-    wxString itemText = pItem->GetText();
+    wxString itemText = pItem->GetItemLabel();
     LPCTSTR pData = NULL;
     if ( pos == (size_t)-1 )
     {
@@ -545,7 +545,7 @@ bool wxMenu::DoInsertOrAppend(wxMenuItem *pItem, size_t pos)
         flags |= MF_STRING;
 
 #ifdef __WXWINCE__
-        itemText = wxMenuItem::GetLabelFromText(itemText);
+        itemText = wxMenuItem::GetLabelText(itemText);
 #endif
 
         pData = (wxChar*)itemText.wx_str();
@@ -731,7 +731,7 @@ void wxMenu::SetTitle(const wxString& label)
         if ( !label.empty() )
         {
             if ( !::InsertMenu(hMenu, 0u, MF_BYPOSITION | MF_STRING,
-                               (unsigned)idMenuTitle, m_title) ||
+                               (unsigned)idMenuTitle, m_title.wx_str()) ||
                  !::InsertMenu(hMenu, 1u, MF_BYPOSITION, (unsigned)-1, NULL) )
             {
                 wxLogLastError(wxT("InsertMenu"));
@@ -759,7 +759,7 @@ void wxMenu::SetTitle(const wxString& label)
             info.fMask = MIIM_TYPE;
             info.fType = MFT_STRING;
             info.cch = m_title.length();
-            info.dwTypeData = (LPTSTR) m_title.c_str();
+            info.dwTypeData = wx_const_cast(wxChar *, m_title.wx_str());
             if ( !SetMenuItemInfo(hMenu, 0, TRUE, & info) )
             {
                 wxLogLastError(wxT("SetMenuItemInfo"));
@@ -767,7 +767,7 @@ void wxMenu::SetTitle(const wxString& label)
 #else
             if ( !ModifyMenu(hMenu, 0u,
                              MF_BYPOSITION | MF_STRING,
-                             (unsigned)idMenuTitle, m_title) )
+                             (unsigned)idMenuTitle, m_title.wx_str()) )
             {
                 wxLogLastError(wxT("ModifyMenu"));
             }
@@ -788,10 +788,12 @@ void wxMenu::SetTitle(const wxString& label)
 // event processing
 // ---------------------------------------------------------------------------
 
-bool wxMenu::MSWCommand(WXUINT WXUNUSED(param), WXWORD id)
+bool wxMenu::MSWCommand(WXUINT WXUNUSED(param), WXWORD id_)
 {
+    const int id = (signed short)id_;
+
     // ignore commands from the menu title
-    if ( id != (WXWORD)idMenuTitle )
+    if ( id != idMenuTitle )
     {
         // update the check item when it's clicked
         wxMenuItem * const item = FindItem(id);
@@ -927,41 +929,41 @@ WXHMENU wxMenuBar::Create()
     if ( m_hMenu != 0 )
         return m_hMenu;
 
-    if (!GetToolBar())
-        return 0;
+    wxToolMenuBar * const bar = wx_static_cast(wxToolMenuBar *, GetToolBar());
+    if ( !bar )
+        return NULL;
 
-    HWND hCommandBar = (HWND) GetToolBar()->GetHWND();
-    HMENU hMenu = (HMENU)::SendMessage(hCommandBar, SHCMBM_GETMENU, (WPARAM)0, (LPARAM)0);
+    HWND hCommandBar = GetHwndOf(bar);
 
-    // hMenu may be zero on Windows Mobile 5. So add the menus anyway.
-    if (1) // (hMenu)
-    {
-        TBBUTTON tbButton;
-        memset(&tbButton, 0, sizeof(TBBUTTON));
-        tbButton.iBitmap = I_IMAGENONE;
-        tbButton.fsState = TBSTATE_ENABLED;
-        tbButton.fsStyle = TBSTYLE_DROPDOWN | TBSTYLE_NO_DROPDOWN_ARROW | TBSTYLE_AUTOSIZE;
+    // notify comctl32.dll about the version of the headers we use before using
+    // any other TB_XXX messages
+    SendMessage(hCommandBar, TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
 
-        size_t i;
-        for (i = 0; i < GetMenuCount(); i++)
-        {
-            HMENU hPopupMenu = (HMENU) GetMenu(i)->GetHMenu() ;
-            tbButton.dwData = (DWORD)hPopupMenu;
-            wxString label = wxStripMenuCodes(GetLabelTop(i));
-            tbButton.iString = (int) label.c_str();
+    TBBUTTON tbButton;
+    wxZeroMemory(tbButton);
+    tbButton.iBitmap = I_IMAGENONE;
+    tbButton.fsState = TBSTATE_ENABLED;
+    tbButton.fsStyle = TBSTYLE_DROPDOWN |
+                       TBSTYLE_NO_DROPDOWN_ARROW |
+                       TBSTYLE_AUTOSIZE;
 
-            int position = i;
+    for ( unsigned i = 0; i < GetMenuCount(); i++ )
+    {
+        HMENU hPopupMenu = (HMENU) GetMenu(i)->GetHMenu();
+        tbButton.dwData = (DWORD)hPopupMenu;
+        wxString label = wxStripMenuCodes(GetMenuLabel(i));
+        tbButton.iString = (int) label.wx_str();
 
-            tbButton.idCommand = NewControlId();
-            if (!::SendMessage(hCommandBar, TB_INSERTBUTTON, position, (LPARAM)&tbButton))
-            {
-                wxLogLastError(wxT("TB_INSERTBUTTON"));
-            }
+        tbButton.idCommand = NewControlId();
+        if ( !::SendMessage(hCommandBar, TB_INSERTBUTTON, i, (LPARAM)&tbButton) )
+        {
+            wxLogLastError(wxT("TB_INSERTBUTTON"));
         }
     }
-    m_hMenu = (WXHMENU) hMenu;
+
+    m_hMenu = bar->GetHMenu();
     return m_hMenu;
-#else
+#else // !__WXWINCE__
     if ( m_hMenu != 0 )
         return m_hMenu;
 
@@ -979,7 +981,7 @@ WXHMENU wxMenuBar::Create()
         {
             if ( !::AppendMenu((HMENU)m_hMenu, MF_POPUP | MF_STRING,
                                (UINT)(*it)->GetHMenu(),
-                               m_titles[i]) )
+                               m_titles[i].wx_str()) )
             {
                 wxLogLastError(wxT("AppendMenu"));
             }
@@ -987,7 +989,7 @@ WXHMENU wxMenuBar::Create()
     }
 
     return m_hMenu;
-#endif
+#endif // __WXWINCE__/!__WXWINCE__
 }
 
 int wxMenuBar::MSWPositionForWxMenu(wxMenu *menu, int wxpos)
@@ -1036,7 +1038,7 @@ void wxMenuBar::EnableTop(size_t pos, bool enable)
     Refresh();
 }
 
-void wxMenuBar::SetLabelTop(size_t pos, const wxString& label)
+void wxMenuBar::SetMenuLabel(size_t pos, const wxString& label)
 {
     wxCHECK_RET( pos < GetMenuCount(), wxT("invalid menu index") );
 
@@ -1077,7 +1079,7 @@ void wxMenuBar::SetLabelTop(size_t pos, const wxString& label)
     info.fMask = MIIM_TYPE;
     info.fType = MFT_STRING;
     info.cch = label.length();
-    info.dwTypeData = (LPTSTR) label.c_str();
+    info.dwTypeData = wx_const_cast(wxChar *, label.wx_str());
     if ( !SetMenuItemInfo(GetHmenu(), id, TRUE, & info) )
     {
         wxLogLastError(wxT("SetMenuItemInfo"));
@@ -1085,7 +1087,7 @@ void wxMenuBar::SetLabelTop(size_t pos, const wxString& label)
 
 #else
     if ( ::ModifyMenu(GetHmenu(), mswpos, MF_BYPOSITION | MF_STRING | flagsOld,
-        id, label) == (int)0xFFFFFFFF )
+                      id, label.wx_str()) == (int)0xFFFFFFFF )
     {
         wxLogLastError(wxT("ModifyMenu"));
     }
@@ -1094,12 +1096,12 @@ void wxMenuBar::SetLabelTop(size_t pos, const wxString& label)
     Refresh();
 }
 
-wxString wxMenuBar::GetLabelTop(size_t pos) const
+wxString wxMenuBar::GetMenuLabel(size_t pos) const
 {
     wxCHECK_MSG( pos < GetMenuCount(), wxEmptyString,
-                 wxT("invalid menu index in wxMenuBar::GetLabelTop") );
+                 wxT("invalid menu index in wxMenuBar::GetMenuLabel") );
 
-    return wxMenuItem::GetLabelFromText(m_titles[pos]);
+    return m_titles[pos];
 }
 
 // ---------------------------------------------------------------------------
@@ -1130,7 +1132,7 @@ wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
 
         if ( !::InsertMenu(GetHmenu(), (UINT)mswpos,
                            MF_BYPOSITION | MF_POPUP | MF_STRING,
-                           (UINT)GetHmenuOf(menu), title) )
+                           (UINT)GetHmenuOf(menu), title.wx_str()) )
         {
             wxLogLastError(wxT("InsertMenu"));
         }
@@ -1185,7 +1187,7 @@ bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
         HMENU hPopupMenu = (HMENU) menu->GetHMenu() ;
         tbButton.dwData = (DWORD)hPopupMenu;
         wxString label = wxStripMenuCodes(title);
-        tbButton.iString = (int) label.c_str();
+        tbButton.iString = (int) label.wx_str();
 
         tbButton.idCommand = NewControlId();
         if (!::SendMessage((HWND) GetToolBar()->GetHWND(), TB_INSERTBUTTON, pos, (LPARAM)&tbButton))
@@ -1197,7 +1199,7 @@ bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
 #else
         if ( !::InsertMenu(GetHmenu(), mswpos,
                            MF_BYPOSITION | MF_POPUP | MF_STRING,
-                           (UINT)GetHmenuOf(menu), title) )
+                           (UINT)GetHmenuOf(menu), title.wx_str()) )
         {
             wxLogLastError(wxT("InsertMenu"));
         }
@@ -1246,7 +1248,7 @@ bool wxMenuBar::Append(wxMenu *menu, const wxString& title)
         HMENU hPopupMenu = (HMENU) menu->GetHMenu() ;
         tbButton.dwData = (DWORD)hPopupMenu;
         wxString label = wxStripMenuCodes(title);
-        tbButton.iString = (int) label.c_str();
+        tbButton.iString = (int) label.wx_str();
 
         tbButton.idCommand = NewControlId();
         if (!::SendMessage((HWND) GetToolBar()->GetHWND(), TB_INSERTBUTTON, pos, (LPARAM)&tbButton))
@@ -1256,7 +1258,7 @@ bool wxMenuBar::Append(wxMenu *menu, const wxString& title)
         }
 #else
         if ( !::AppendMenu(GetHmenu(), MF_POPUP | MF_STRING,
-                           (UINT)submenu, title) )
+                           (UINT)submenu, title.wx_str()) )
         {
             wxLogLastError(wxT("AppendMenu"));
         }