check that the version of __sync_sub_and_fetch that returns a value is supported...

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

diff --git a/src/msw/radiobox.cpp b/src/msw/radiobox.cpp
index af016c9a1599bd7593b79cf0e4d8f32ff5fdcaf0..b29e5eb3e23f71faedddc9fef2736ea56a99535e 100644 (file)
--- a/src/msw/radiobox.cpp
+++ b/src/msw/radiobox.cpp
@@ -170,7 +170,7 @@ bool wxRadioBox::Create(wxWindow *parent,
         long newId = NewControlId();
 
         HWND hwndBtn = ::CreateWindow(_T("BUTTON"),
-                                      choices[i],
+                                      choices[i].wx_str(),
                                       styleBtn,
                                       0, 0, 0, 0,   // will be set in SetSize()
                                       GetHwndOf(parent),
@@ -206,10 +206,6 @@ bool wxRadioBox::Create(wxWindow *parent,
     SetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE);
 #endif
 
-    // Have to invalidate the best size as it may have been calculated
-    // before the number of buttons was known
-    InvalidateBestSize();
-
     SetMajorDim(majorDim == 0 ? n : majorDim, style);
     SetSelection(0);
     SetSize(pos.x, pos.y, size.x, size.y);
@@ -262,8 +258,10 @@ void wxRadioBox::SubclassRadioButton(WXHWND hWndBtn)
 // events generation
 // ----------------------------------------------------------------------------
 
-bool wxRadioBox::MSWCommand(WXUINT cmd, WXWORD id)
+bool wxRadioBox::MSWCommand(WXUINT cmd, WXWORD id_)
 {
+    const int id = (signed short)id_;
+
     if ( cmd == BN_CLICKED )
     {
         if (id == GetId())
@@ -274,9 +272,14 @@ bool wxRadioBox::MSWCommand(WXUINT cmd, WXWORD id)
         const unsigned int count = GetCount();
         for ( unsigned int i = 0; i < count; i++ )
         {
-            if ( id == wxGetWindowId((*m_radioButtons)[i]) )
+            const HWND hwndBtn = (*m_radioButtons)[i];
+            if ( id == wxGetWindowId(hwndBtn) )
             {
-                selectedButton = i;
+                // we can get BN_CLICKED for a button which just became focused
+                // but it may not be checked, in which case we shouldn't
+                // generate a radiobox selection changed event for it
+                if ( ::SendMessage(hwndBtn, BM_GETCHECK, 0, 0) == BST_CHECKED )
+                    selectedButton = i;
 
                 break;
             }
@@ -509,6 +512,13 @@ wxSize wxRadioBox::GetTotalButtonSize(const wxSize& sizeBtn) const
 
 wxSize wxRadioBox::DoGetBestSize() const
 {
+    if ( !m_radioButtons )
+    {
+        // if we're not fully initialized yet, we can't meaningfully compute
+        // our best size, we'll do it later
+        return wxSize(1, 1);
+    }
+
     wxSize best = GetTotalButtonSize(GetMaxButtonSize());
     CacheBestSize(best);
     return best;