combobox buglet when inserting item

[wxWidgets.git] / src / msw / ole / automtn.cpp

diff --git a/src/msw/ole/automtn.cpp b/src/msw/ole/automtn.cpp
index e16be59a3258e1d10e03024099f1a9edde31fe04..108c2948b0a47cf246d54ef0a8bb19b6a095e922 100644 (file)
--- a/src/msw/ole/automtn.cpp
+++ b/src/msw/ole/automtn.cpp
@@ -29,6 +29,37 @@
 #include <math.h>
 #include <time.h>
 
+#ifdef GetObject
+#undef GetObject
+#endif
+
+// wrapper around BSTR type (by Vadim Zeitlin)
+
+class WXDLLEXPORT BasicString
+{
+public:
+  // ctors & dtor
+  BasicString(const char *sz);
+ ~BasicString();
+
+  // accessors
+    // just get the string
+  operator BSTR() const { return m_wzBuf; }
+    // retrieve a copy of our string - caller must SysFreeString() it later!
+  BSTR Get() const { return SysAllocString(m_wzBuf); }
+
+private:
+  // @@@ not implemented (but should be)
+  BasicString(const BasicString&);
+  BasicString& operator=(const BasicString&);
+
+  OLECHAR *m_wzBuf;     // actual string
+};
+
+// Convert variants
+static bool ConvertVariantToOle(const wxVariant& variant, VARIANTARG& oleVariant) ;
+static bool ConvertOleToVariant(const VARIANTARG& oleVariant, wxVariant& variant) ;
+
 // Convert string to Unicode
 static BSTR ConvertStringToOle(const wxString& str);
 
@@ -484,7 +515,7 @@ bool wxAutomationObject::CreateInstance(const wxString& classId) const
 }
 
 
-bool wxAutomationObject::ConvertVariantToOle(const wxVariant& variant, VARIANTARG& oleVariant)
+bool ConvertVariantToOle(const wxVariant& variant, VARIANTARG& oleVariant)
 {
        ClearVariant(&oleVariant);
        if (variant.IsNull())
@@ -508,7 +539,8 @@ bool wxAutomationObject::ConvertVariantToOle(const wxVariant& variant, VARIANTAR
     else if (type == "bool")
     {
         oleVariant.vt = VT_BOOL;
-#ifdef __WATCOMC__
+        // 'bool' required for VC++ 4 apparently
+#if defined(__WATCOMC__) || (defined(_MSC_VER) && (_MSC_VER <= 1000))
         oleVariant.bool = variant.GetBool();
 #else
         oleVariant.boolVal = variant.GetBool();
@@ -601,7 +633,7 @@ bool wxAutomationObject::ConvertVariantToOle(const wxVariant& variant, VARIANTAR
 #define VT_TYPEMASK 0xfff
 #endif
 
-bool wxAutomationObject::ConvertOleToVariant(const VARIANTARG& oleVariant, wxVariant& variant)
+bool ConvertOleToVariant(const VARIANTARG& oleVariant, wxVariant& variant)
 {
        switch (oleVariant.vt & VT_TYPEMASK)
        {
@@ -734,7 +766,11 @@ BasicString::BasicString(const char *sz)
 {
   // get the size of required buffer
   UINT lenAnsi = strlen(sz);
+  #ifdef __MWERKS__
+  UINT lenWide = lenAnsi * 2 ;
+  #else
   UINT lenWide = mbstowcs(NULL, sz, lenAnsi);
+  #endif
 
   if ( lenWide > 0 ) {
     m_wzBuf = new OLECHAR[lenWide + 1];