fix wxBitmapComboBox Gtk-CRITICAL assertion `GTK_IS_ENTRY (entry)' failed

[wxWidgets.git] / include / wx / buffer.h

diff --git a/include/wx/buffer.h b/include/wx/buffer.h
index 800c41b71431183f652977a56ab2411c3e7facbe..951777a13c47fd9fe74544ebf843056fde0c812c 100644 (file)
--- a/include/wx/buffer.h
+++ b/include/wx/buffer.h
@@ -230,7 +230,8 @@ protected:
     static CharType *StrCopy(const CharType *src, size_t len)
     {
         CharType *dst = (CharType*)malloc(sizeof(CharType) * (len + 1));
-        memcpy(dst, src, sizeof(CharType) * (len + 1));
+        if ( dst )
+            memcpy(dst, src, sizeof(CharType) * (len + 1));
         return dst;
     }
 
@@ -312,6 +313,10 @@ public:
         if ( !str )
             return false;
 
+        // For consistency with the ctor taking just the length, NUL-terminate
+        // the buffer.
+        str[len] = (CharType)0;
+
         if ( this->m_data == this->GetNullData() )
         {
             this->m_data = new Data(str, len);
@@ -434,7 +439,7 @@ public:
 
     friend class wxMemoryBuffer;
 
-    // everyting is private as it can only be used by wxMemoryBuffer
+    // everything is private as it can only be used by wxMemoryBuffer
 private:
     wxMemoryBufferData(size_t size = wxMemoryBufferData::DefBufSize)
         : m_data(size ? malloc(size) : NULL), m_size(size), m_len(0), m_ref(0)