X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e822d1bd5fc4f3ac91fafd201d7519d091408dd2..15cac64f7564d48c274c6490774a77bd8c09f808:/src/msw/toplevel.cpp

diff --git a/src/msw/toplevel.cpp b/src/msw/toplevel.cpp
index ec54792ae3..4ab30907af 100644
--- a/src/msw/toplevel.cpp
+++ b/src/msw/toplevel.cpp
@@ -78,17 +78,6 @@ static inline bool IsZoomed(HWND WXUNUSED(hwnd)) { return false; }
 LONG APIENTRY _EXPORT
 wxDlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);
 
-// ----------------------------------------------------------------------------
-// globals
-// ----------------------------------------------------------------------------
-
-// the name of the default wxWidgets class
-#ifdef __WXWINCE__
-extern       wxChar *wxCanvasClassName;
-#else
-extern const wxChar *wxCanvasClassName;
-#endif
-
 // ----------------------------------------------------------------------------
 // wxTLWHiddenParentModule: used to manage the hidden parent window (we need a
 // module to ensure that the window is always deleted)
@@ -139,7 +128,7 @@ void wxTopLevelWindowMSW::Init()
     m_fsIsMaximized = false;
     m_fsIsShowing = false;
 
-    m_winLastFocused = (wxWindow *)NULL;
+    m_winLastFocused = NULL;
 
 #if defined(__SMARTPHONE__) && defined(__WXWINCE__)
     m_MenuBarHWND = 0;
@@ -494,7 +483,8 @@ bool wxTopLevelWindowMSW::CreateFrame(const wxString& title,
         exflags |= WS_EX_LAYOUTRTL;
 #endif
 
-    return MSWCreate(wxCanvasClassName, title.wx_str(), pos, sz, flags, exflags);
+    return MSWCreate(MSWGetRegisteredClassName(),
+                     title.wx_str(), pos, sz, flags, exflags);
 }
 
 bool wxTopLevelWindowMSW::Create(wxWindow *parent,
@@ -993,6 +983,14 @@ void wxTopLevelWindowMSW::SetIcons(const wxIconBundle& icons)
 {
     wxTopLevelWindowBase::SetIcons(icons);
 
+    if ( icons.IsEmpty() )
+    {
+        // FIXME: SetIcons(wxNullIconBundle) should unset existing icons,
+        //        but we currently don't do that
+        wxASSERT_MSG( m_icons.IsEmpty(), "unsetting icons doesn't work" );
+        return;
+    }
+
     if ( !DoSelectAndSetIcon(icons, SM_CXSMICON, SM_CYSMICON, ICON_SMALL) &&
             !DoSelectAndSetIcon(icons, SM_CXICON, SM_CYICON, ICON_BIG) )
     {