added wxWizard handler to XRC

[wxWidgets.git] / contrib / src / xrc / xml.cpp

diff --git a/contrib/src/xrc/xml.cpp b/contrib/src/xrc/xml.cpp
index d7001dd1e9b1bb260f71a799df0d0966f9ef85cc..b8b8aabec897b1b0158c9a5e1fb87f69eb6aa616 100644 (file)
--- a/contrib/src/xrc/xml.cpp
+++ b/contrib/src/xrc/xml.cpp
@@ -10,7 +10,6 @@
 
 #ifdef __GNUG__
 #pragma implementation "xml.h"
-#pragma implementation "xmlio.h"
 #endif
 
 // For compilers that support precompilation, includes "wx.h".
@@ -274,6 +273,14 @@ bool wxXmlNode::DeleteProperty(const wxString& name)
 //  wxXmlDocument
 //-----------------------------------------------------------------------------
 
+wxXmlDocument::wxXmlDocument()
+    : m_version(wxT("1.0")), m_fileEncoding(wxT("utf-8")), m_root(NULL)
+{
+#if !wxUSE_UNICODE
+    m_encoding = wxT("UTF-8");
+#endif
+}
+
 wxXmlDocument::wxXmlDocument(const wxString& filename, const wxString& encoding)
                           : wxObject(), m_root(NULL)
 {
@@ -332,7 +339,7 @@ bool wxXmlDocument::Save(const wxString& filename) const
 //  wxXmlDocument loading routines
 //-----------------------------------------------------------------------------
 
-/* 
+/*
     FIXME:
        - process all elements, including CDATA
  */
@@ -349,12 +356,13 @@ inline static wxString CharToString(wxMBConv *conv,
     {
         size_t nLen = (len != wxSTRING_MAXLEN) ? len :
                           nLen = wxConvUTF8.MB2WC((wchar_t*) NULL, s, 0);
-    
+
         wchar_t *buf = new wchar_t[nLen+1];
         wxConvUTF8.MB2WC(buf, s, nLen);
         buf[nLen] = 0;
-        return wxString(buf, *conv, len);
+        wxString str(buf, *conv, len);
         delete[] buf;
+        return str;
     }
     else
         return wxString(s, len);
@@ -464,30 +472,33 @@ static void DefaultHnd(void *userData, const char *s, int len)
 }
 
 static int UnknownEncodingHnd(void * WXUNUSED(encodingHandlerData),
-                               const XML_Char *name, XML_Encoding *info)
+                              const XML_Char *name, XML_Encoding *info)
 {
     // We must build conversion table for expat. The easiest way to do so
     // is to let wxCSConv convert as string containing all characters to
     // wide character representation:
     wxCSConv conv(wxString(name, wxConvLibc));
-    char mbBuf[255];
-    wchar_t wcBuf[255];
+    char mbBuf[2];
+    wchar_t wcBuf[10];
     size_t i;
-    
-    for (i = 0; i < 255; i++)
-        mbBuf[i] = i+1;
-    mbBuf[255] = 0;
-    conv.MB2WC(wcBuf, mbBuf, 255);
-    wcBuf[255] = 0;
-    
+
+    mbBuf[1] = 0;
     info->map[0] = 0;
     for (i = 0; i < 255; i++)
-        info->map[i+1] = (int)wcBuf[i];
+    {
+        mbBuf[0] = (char)(i+1);
+        if (conv.MB2WC(wcBuf, mbBuf, 2) == (size_t)-1)
+        {
+            // invalid/undefined byte in the encoding:
+            info->map[i+1] = -1;
+        }
+        info->map[i+1] = (int)wcBuf[0];
+    }
     
     info->data = NULL;
     info->convert = NULL;
     info->release = NULL;
-    
+
     return 1;
 }
 
@@ -512,7 +523,7 @@ bool wxXmlDocument::Load(wxInputStream& stream, const wxString& encoding)
     if ( encoding != wxT("UTF-8") && encoding != wxT("utf-8") )
         ctx.conv = new wxCSConv(encoding);
 #endif
-    
+
     XML_SetUserData(parser, (void*)&ctx);
     XML_SetElementHandler(parser, StartElementHnd, EndElementHnd);
     XML_SetCharacterDataHandler(parser, TextHnd);
@@ -520,6 +531,7 @@ bool wxXmlDocument::Load(wxInputStream& stream, const wxString& encoding)
     XML_SetDefaultHandler(parser, DefaultHnd);
     XML_SetUnknownEncodingHandler(parser, UnknownEncodingHnd, NULL);
 
+    bool ok = true;
     do
     {
         size_t len = stream.Read(buf, BUFSIZE).LastRead();
@@ -529,21 +541,25 @@ bool wxXmlDocument::Load(wxInputStream& stream, const wxString& encoding)
             wxLogError(_("XML parsing error: '%s' at line %d"),
                        XML_ErrorString(XML_GetErrorCode(parser)),
                        XML_GetCurrentLineNumber(parser));
-          return FALSE;
+            ok = false;
+            break;
         }
     } while (!done);
 
-    SetVersion(ctx.version);
-    SetFileEncoding(ctx.encoding);
-    SetRoot(ctx.root);
+    if (ok)
+    {
+        SetVersion(ctx.version);
+        SetFileEncoding(ctx.encoding);
+        SetRoot(ctx.root);
+    }
 
     XML_ParserFree(parser);
 #if !wxUSE_UNICODE
     if ( ctx.conv )
         delete ctx.conv;
 #endif
-    
-    return TRUE;
+
+    return ok;
 
 }
 
@@ -572,7 +588,7 @@ inline static void OutputString(wxOutputStream& stream, const wxString& str,
 #endif
 }
 
-// Same as above, but create entities first. 
+// Same as above, but create entities first.
 // Translates '<' to "&lt;", '>' to "&gt;" and '&' to "&amp;"
 static void OutputStringEnt(wxOutputStream& stream, const wxString& str,
                             wxMBConv *convMem, wxMBConv *convFile)
@@ -580,25 +596,25 @@ static void OutputStringEnt(wxOutputStream& stream, const wxString& str,
     wxString buf;
     size_t i, last, len;
     wxChar c;
-    
+
     len = str.Len();
     last = 0;
     for (i = 0; i < len; i++)
     {
         c = str.GetChar(i);
-        if (c == wxT('<') || c == wxT('>') || 
+        if (c == wxT('<') || c == wxT('>') ||
             (c == wxT('&') && str.Mid(i+1, 4) != wxT("amp;")))
         {
             OutputString(stream, str.Mid(last, i - last), convMem, convFile);
             switch (c)
             {
-                case wxT('<'): 
+                case wxT('<'):
                     OutputString(stream, wxT("&lt;"), NULL, NULL);
                     break;
-                case wxT('>'): 
+                case wxT('>'):
                     OutputString(stream, wxT("&gt;"), NULL, NULL);
                     break;
-                case wxT('&'): 
+                case wxT('&'):
                     OutputString(stream, wxT("&amp;"), NULL, NULL);
                     break;
                 default: break;
@@ -628,11 +644,11 @@ static void OutputNode(wxOutputStream& stream, wxXmlNode *node, int indent,
         case wxXML_TEXT_NODE:
             OutputStringEnt(stream, node->GetContent(), convMem, convFile);
             break;
-            
+
         case wxXML_ELEMENT_NODE:
             OutputString(stream, wxT("<"), NULL, NULL);
             OutputString(stream, node->GetName(), NULL, NULL);
-            
+
             prop = node->GetProperties();
             while (prop)
             {
@@ -642,7 +658,7 @@ static void OutputNode(wxOutputStream& stream, wxXmlNode *node, int indent,
                 // FIXME - what if prop contains '"'?
                 prop = prop->GetNext();
             }
-            
+
             if (node->GetChildren())
             {
                 OutputString(stream, wxT(">"), NULL, NULL);
@@ -665,13 +681,13 @@ static void OutputNode(wxOutputStream& stream, wxXmlNode *node, int indent,
             else
                 OutputString(stream, wxT("/>"), NULL, NULL);
             break;
-             
+
         case wxXML_COMMENT_NODE:
             OutputString(stream, wxT("<!--"), NULL, NULL);
             OutputString(stream, node->GetContent(), convMem, convFile);
             OutputString(stream, wxT("-->"), NULL, NULL);
             break;
-            
+
         default:
             wxFAIL_MSG(wxT("unsupported node type"));
     }
@@ -681,9 +697,9 @@ bool wxXmlDocument::Save(wxOutputStream& stream) const
 {
     if ( !IsOk() )
         return FALSE;
-        
+
     wxString s;
-    
+
     wxMBConv *convMem = NULL, *convFile = NULL;
 #if wxUSE_UNICODE
     convFile = new wxCSConv(GetFileEncoding());
@@ -694,18 +710,18 @@ bool wxXmlDocument::Save(wxOutputStream& stream) const
         convMem = new wxCSConv(GetEncoding());
     }
 #endif
-    
+
     s.Printf(wxT("<?xml version=\"%s\" encoding=\"%s\"?>\n"),
              GetVersion().c_str(), GetFileEncoding().c_str());
     OutputString(stream, s, NULL, NULL);
-    
+
     OutputNode(stream, GetRoot(), 0, convMem, convFile);
     OutputString(stream, wxT("\n"), NULL, NULL);
-    
+
     if ( convFile )
         delete convFile;
     if ( convMem )
         delete convMem;
-        
+
     return TRUE;
 }