[ 1601396 ] Fix copy of empty wxXmlDocuments

and minor doc update. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@43656 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2006-11-26 18:41:43 +00:00
parent 68fd4f2c14
commit e8da6b7cef
2 changed files with 24 additions and 13 deletions
--- a/src/xml/xml.cpp
+++ b/src/xml/xml.cpp
@@ -386,7 +386,11 @@ void wxXmlDocument::DoCopy(const wxXmlDocument& doc)
    m_encoding = doc.m_encoding;
 #endif
    m_fileEncoding = doc.m_fileEncoding;
-    m_root = new wxXmlNode(*doc.m_root);
+
+    if (doc.m_root)
+        m_root = new wxXmlNode(*doc.m_root);
+    else
+        m_root = NULL;
 }

 bool wxXmlDocument::Load(const wxString& filename, const wxString& encoding, int flags)