X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f31a409829d5d410f38e64896470afcaff12635b..b9efe021b554fa3967d1442cf758435c5cd5ae8f:/src/msw/choice.cpp

diff --git a/src/msw/choice.cpp b/src/msw/choice.cpp
index ae626177ce..859e700b71 100644
--- a/src/msw/choice.cpp
+++ b/src/msw/choice.cpp
@@ -236,6 +236,7 @@ int wxChoice::DoAppend(const wxString& item)
             UpdateVisibleHeight();
     }
 
+    InvalidateBestSize();
     return n;
 }
 
@@ -255,6 +256,7 @@ int wxChoice::DoInsert(const wxString& item, int pos)
             UpdateVisibleHeight();
     }
 
+    InvalidateBestSize();
     return n;
 }
 
@@ -271,6 +273,8 @@ void wxChoice::Delete(int n)
 
     if ( !IsFrozen() )
         UpdateVisibleHeight();
+
+    InvalidateBestSize();
 }
 
 void wxChoice::Clear()
@@ -281,6 +285,8 @@ void wxChoice::Clear()
 
     if ( !IsFrozen() )
         UpdateVisibleHeight();
+
+    InvalidateBestSize();
 }
 
 void wxChoice::Free()
@@ -335,12 +341,12 @@ int wxChoice::FindString(const wxString& s) const
 #else // !Watcom
    //TODO:  Evidently some MSW versions (all?) don't like empty strings
    //passed to SendMessage, so we have to do it ourselves in that case
-   if ( s.size() == 0 )
+   if ( s.empty() )
    {
      int count = GetCount();
      for ( int i = 0; i < count; i++ )
      {
-       if ( GetString(i).size() == 0 )
+       if ( GetString(i).empty() )
            return i;
      }
 
@@ -383,6 +389,8 @@ void wxChoice::SetString(int n, const wxString& s)
         DoSetItemClientData(n, data);
     }
     //else: it's already NULL by default
+
+    InvalidateBestSize();
 }
 
 wxString wxChoice::GetString(int n) const
@@ -567,7 +575,9 @@ wxSize wxChoice::DoGetBestSize() const
     // the combobox should be slightly larger than the widest string
     wChoice += 5*GetCharWidth();
 
-    return wxSize(wChoice, EDIT_HEIGHT_FROM_CHAR_HEIGHT(GetCharHeight()));
+    wxSize best(wChoice, EDIT_HEIGHT_FROM_CHAR_HEIGHT(GetCharHeight()));
+    CacheBestSize(best);
+    return best;
 }
 
 WXLRESULT wxChoice::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
@@ -599,7 +609,7 @@ WXLRESULT wxChoice::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
                 WXHWND hwnd;
                 UnpackCtlColor(wParam, lParam, &hdc, &hwnd);
 
-                WXHBRUSH hbr = MSWControlColor((WXHDC)hdc);
+                WXHBRUSH hbr = MSWControlColor((WXHDC)hdc, hwnd);
                 if ( hbr )
                     return (WXLRESULT)hbr;
                 //else: fall through to default window proc
@@ -634,12 +644,12 @@ bool wxChoice::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
     return true;
 }
 
-WXHBRUSH wxChoice::MSWControlColor(WXHDC hDC)
+WXHBRUSH wxChoice::MSWControlColor(WXHDC hDC, WXHWND hWnd)
 {
     if ( !IsEnabled() )
         return MSWControlColorDisabled(hDC);
 
-    return wxChoiceBase::MSWControlColorSolid(hDC);
+    return wxChoiceBase::MSWControlColor(hDC, hWnd);
 }
 
 #endif // wxUSE_CHOICE && !(__SMARTPHONE__ && __WXWINCE__)