added XML resources library

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@7831 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

contrib/utils/wxrcedit/xmlhelpr.cpp

@@ -0,0 +1,84 @@
+/////////////////////////////////////////////////////////////////////////////
+// Author:      Vaclav Slavik
+// Created:     2000/05/05
+// RCS-ID:      $Id$
+// Copyright:   (c) 2000 Vaclav Slavik
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifdef __GNUG__
+    #pragma implementation "xmlhelpr.h"
+#endif
+
+// For compilers that support precompilation, includes "wx/wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#include "wx/xml/xml.h"
+#include "wx/wx.h"
+#include "xmlhelpr.h"
+
+
+
+wxXmlNode *XmlFindNode(wxXmlNode *parent, const wxString& param)
+{
+    wxXmlNode *n = parent->GetChildren();
+    
+    while (n)
+    {
+        if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == param)
+            return n;
+        n = n->GetNext();
+    }
+    return NULL;
+}
+
+
+void XmlWriteValue(wxXmlNode *parent, const wxString& name, const wxString& value)
+{
+    wxXmlNode *n = XmlFindNode(parent, name);
+    if (n == NULL) 
+    {
+        n = new wxXmlNode(wxXML_ELEMENT_NODE, name);
+        parent->AddChild(n);
+        n->AddChild(new wxXmlNode(wxXML_TEXT_NODE, ""));
+    }
+    
+    n = n->GetChildren();
+    
+    while (n)
+    {
+        if (n->GetType() == wxXML_TEXT_NODE || 
+            n->GetType() == wxXML_CDATA_SECTION_NODE)
+        {
+            n->SetContent(value);
+            break;
+        }
+        n = n->GetNext();
+    }
+}
+
+
+
+wxString XmlReadValue(wxXmlNode *parent, const wxString& name)
+{
+    wxXmlNode *n = XmlFindNode(parent, name);
+    if (n == NULL) return wxEmptyString;
+    n = n->GetChildren();
+    
+    while (n)
+    {
+        if (n->GetType() == wxXML_TEXT_NODE || 
+            n->GetType() == wxXML_CDATA_SECTION_NODE)
+            return n->GetContent();
+        n = n->GetNext();
+    }
+    return wxEmptyString;
+}
+
+
+
+