extract button size calculation from button label size to a separate function to...

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

diff --git a/src/msw/choice.cpp b/src/msw/choice.cpp
index 4d834267cd5e920479f113999676099e1067e71e..7b73e6f6f1d0106c0ce347d08d08db42fcba6c0e 100644 (file)
--- a/src/msw/choice.cpp
+++ b/src/msw/choice.cpp
@@ -158,6 +158,21 @@ bool wxChoice::CreateAndInit(wxWindow *parent,
     return true;
 }
 
+void wxChoice::SetLabel(const wxString& label)
+{
+    if ( FindString(label) == wxNOT_FOUND )
+    {
+        // unless we explicitly do this here, CB_GETCURSEL will continue to
+        // return the index of the previously selected item which will result
+        // in wrongly replacing the value being set now with the previously
+        // value if the user simply opens and closes (without selecting
+        // anything) the combobox popup
+        SetSelection(-1);
+    }
+
+    wxChoiceBase::SetLabel(label);
+}
+
 bool wxChoice::Create(wxWindow *parent,
                       wxWindowID id,
                       const wxPoint& pos,
@@ -363,25 +378,22 @@ void wxChoice::SetString(unsigned int n, const wxString& s)
     // we have to delete and add back the string as there is no way to change a
     // string in place
 
-    // we need to preserve the client data
-    void *data;
-    if ( m_clientDataItemsType != wxClientData_None )
-    {
-        data = DoGetItemClientData(n);
-    }
-    else // no client data
-    {
-        data = NULL;
-    }
+    // we need to preserve the client data manually
+    void *oldData = NULL;
+    wxClientData *oldObjData = NULL;
+    if ( HasClientUntypedData() )
+        oldData = GetClientData(n);
+    else if ( HasClientObjectData() )
+        oldObjData = GetClientObject(n);
 
     ::SendMessage(GetHwnd(), CB_DELETESTRING, n, 0);
     ::SendMessage(GetHwnd(), CB_INSERTSTRING, n, (LPARAM)s.wx_str() );
 
-    if ( data )
-    {
-        DoSetItemClientData(n, data);
-    }
-    //else: it's already NULL by default
+    // restore the client data
+    if ( oldData )
+        SetClientData(n, oldData);
+    else if ( oldObjData )
+        SetClientObject(n, oldObjData);
 
     InvalidateBestSize();
 }