added wxSetCCUnicodeFormat() and use it in wxTreeCtrl/wxToolBar; also replaced SendMessage(LVM_SETUNICODEFORMAT) with a call to it in wxListCtrl

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26280 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/wrapcctl.h

@@ -43,5 +43,17 @@
 // define things which might be missing from our commctrl.h
 #include "wx/msw/missing.h"
 
+// Set Unicode format for a common control
+inline void wxSetCCUnicodeFormat(HWND hwnd)
+{
+    SendMessage(hwnd, CCM_SETUNICODEFORMAT,
+#if wxUSE_UNICODE
+                TRUE
+#else
+                FALSE
+#endif
+                , 0);
+}
+
 #endif // _WX_MSW_WRAPCCTL_H_
 

src/msw/listctrl.cpp

@@ -353,9 +353,7 @@ bool wxListCtrl::Create(wxWindow *parent,
 
     // explicitly say that we want to use Unicode because otherwise we get ANSI
     // versions of _some_ messages (notably LVN_GETDISPINFOA) in MSLU build
-#if wxUSE_UNICODE
+    wxSetCCUnicodeFormat(GetHwnd());
-    ::SendMessage(GetHwnd(), LVM_SETUNICODEFORMAT, TRUE, 0);
-#endif
 
     // for comctl32.dll v 4.70+ we want to have this attribute because it's
     // prettier (and also because wxGTK does it like this)

src/msw/tbar95.cpp

@@ -240,6 +240,8 @@ bool wxToolBar::Create(wxWindow *parent,
     if ( !MSWCreateToolbar(pos, size) )
         return FALSE;
 
+    wxSetCCUnicodeFormat(GetHwnd());
+
     // set up the colors and fonts
     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_MENUBAR));
     SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));

src/msw/treectrl.cpp

@@ -757,6 +757,8 @@ bool wxTreeCtrl::Create(wxWindow *parent,
 
     SetSize(pos.x, pos.y, size.x, size.y);
 
+    wxSetCCUnicodeFormat(GetHwnd());
+
     return true;
 }