fixes to static box borders calculations and significant code cleanup (finalizes...

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

diff --git a/src/xml/xml.cpp b/src/xml/xml.cpp
index 7fc49292a2c6eadf6da4eb927ad261b345312d00..1df50a7f8af63e159b0e45aa14dfdf9edd12c182 100644 (file)
--- a/src/xml/xml.cpp
+++ b/src/xml/xml.cpp
@@ -127,11 +127,11 @@ bool wxXmlNode::HasProp(const wxString& propName) const
 
     while (prop)
     {
-        if (prop->GetName() == propName) return TRUE;
+        if (prop->GetName() == propName) return true;
         prop = prop->GetNext();
     }
 
-    return FALSE;
+    return false;
 }
 
 bool wxXmlNode::GetPropVal(const wxString& propName, wxString *value) const
@@ -143,12 +143,12 @@ bool wxXmlNode::GetPropVal(const wxString& propName, wxString *value) const
         if (prop->GetName() == propName)
         {
             *value = prop->GetValue();
-            return TRUE;
+            return true;
         }
         prop = prop->GetNext();
     }
 
-    return FALSE;
+    return false;
 }
 
 wxString wxXmlNode::GetPropVal(const wxString& propName, const wxString& defaultVal) const
@@ -156,8 +156,8 @@ wxString wxXmlNode::GetPropVal(const wxString& propName, const wxString& default
     wxString tmp;
     if (GetPropVal(propName, &tmp))
         return tmp;
-    else
-        return defaultVal;
+
+    return defaultVal;
 }
 
 void wxXmlNode::AddChild(wxXmlNode *child)
@@ -194,13 +194,13 @@ void wxXmlNode::InsertChild(wxXmlNode *child, wxXmlNode *before_node)
 bool wxXmlNode::RemoveChild(wxXmlNode *child)
 {
     if (m_children == NULL)
-        return FALSE;
+        return false;
     else if (m_children == child)
     {
         m_children = child->m_next;
         child->m_parent = NULL;
         child->m_next = NULL;
-        return TRUE;
+        return true;
     }
     else
     {
@@ -212,11 +212,11 @@ bool wxXmlNode::RemoveChild(wxXmlNode *child)
                 ch->m_next = child->m_next;
                 child->m_parent = NULL;
                 child->m_next = NULL;
-                return TRUE;
+                return true;
             }
             ch = ch->m_next;
         }
-        return FALSE;
+        return false;
     }
 }
 
@@ -242,7 +242,7 @@ bool wxXmlNode::DeleteProperty(const wxString& name)
     wxXmlProperty *prop;
 
     if (m_properties == NULL)
-        return FALSE;
+        return false;
 
     else if (m_properties->GetName() == name)
     {
@@ -250,7 +250,7 @@ bool wxXmlNode::DeleteProperty(const wxString& name)
         m_properties = prop->GetNext();
         prop->SetNext(NULL);
         delete prop;
-        return TRUE;
+        return true;
     }
 
     else
@@ -264,11 +264,11 @@ bool wxXmlNode::DeleteProperty(const wxString& name)
                 p->SetNext(prop->GetNext());
                 prop->SetNext(NULL);
                 delete prop;
-                return TRUE;
+                return true;
             }
             p = p->GetNext();
         }
-        return FALSE;
+        return false;
     }
 }
 
@@ -287,7 +287,7 @@ wxXmlDocument::wxXmlDocument()
 }
 
 wxXmlDocument::wxXmlDocument(const wxString& filename, const wxString& encoding)
-                          : wxObject(), m_root(NULL)
+              :wxObject(), m_root(NULL)
 {
     if ( !Load(filename, encoding) )
     {
@@ -296,7 +296,7 @@ wxXmlDocument::wxXmlDocument(const wxString& filename, const wxString& encoding)
 }
 
 wxXmlDocument::wxXmlDocument(wxInputStream& stream, const wxString& encoding)
-                          : wxObject(), m_root(NULL)
+              :wxObject(), m_root(NULL)
 {
     if ( !Load(stream, encoding) )
     {
@@ -305,6 +305,7 @@ wxXmlDocument::wxXmlDocument(wxInputStream& stream, const wxString& encoding)
 }
 
 wxXmlDocument::wxXmlDocument(const wxXmlDocument& doc)
+              :wxObject()
 {
     DoCopy(doc);
 }
@@ -370,7 +371,7 @@ inline static wxString CharToString(wxMBConv *conv,
         return str;
     }
     else
-        return wxString(s, len);
+        return wxString(s, len != wxSTRING_MAXLEN ? len : strlen(s));
 #endif
 }
 
@@ -384,6 +385,7 @@ struct wxXmlParsingContext
     wxString   version;
 };
 
+extern "C" {
 static void StartElementHnd(void *userData, const char *name, const char **atts)
 {
     wxXmlParsingContext *ctx = (wxXmlParsingContext*)userData;
@@ -401,7 +403,9 @@ static void StartElementHnd(void *userData, const char *name, const char **atts)
     ctx->node = node;
     ctx->lastAsText = NULL;
 }
+}
 
+extern "C" {
 static void EndElementHnd(void *userData, const char* WXUNUSED(name))
 {
     wxXmlParsingContext *ctx = (wxXmlParsingContext*)userData;
@@ -409,7 +413,9 @@ static void EndElementHnd(void *userData, const char* WXUNUSED(name))
     ctx->node = ctx->node->GetParent();
     ctx->lastAsText = NULL;
 }
+}
 
+extern "C" {
 static void TextHnd(void *userData, const char *s, int len)
 {
     wxXmlParsingContext *ctx = (wxXmlParsingContext*)userData;
@@ -425,11 +431,11 @@ static void TextHnd(void *userData, const char *s, int len)
     }
     else
     {
-        bool whiteOnly = TRUE;
+        bool whiteOnly = true;
         for (char *c = buf; *c != '\0'; c++)
             if (*c != ' ' && *c != '\t' && *c != '\n' && *c != '\r')
             {
-                whiteOnly = FALSE;
+                whiteOnly = false;
                 break;
             }
         if (!whiteOnly)
@@ -442,7 +448,9 @@ static void TextHnd(void *userData, const char *s, int len)
 
     delete[] buf;
 }
+}
 
+extern "C" {
 static void CommentHnd(void *userData, const char *data)
 {
     wxXmlParsingContext *ctx = (wxXmlParsingContext*)userData;
@@ -457,7 +465,9 @@ static void CommentHnd(void *userData, const char *data)
     }
     ctx->lastAsText = NULL;
 }
+}
 
+extern "C" {
 static void DefaultHnd(void *userData, const char *s, int len)
 {
     // XML header:
@@ -475,14 +485,17 @@ static void DefaultHnd(void *userData, const char *s, int len)
             ctx->version = buf.Mid(pos + 9).BeforeFirst(buf[(size_t)pos+8]);
     }
 }
+}
 
+extern "C" {
 static int UnknownEncodingHnd(void * WXUNUSED(encodingHandlerData),
                               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));
+    wxString str(name, wxConvLibc);
+    wxCSConv conv(str);
     char mbBuf[2];
     wchar_t wcBuf[10];
     size_t i;
@@ -499,13 +512,14 @@ static int UnknownEncodingHnd(void * WXUNUSED(encodingHandlerData),
         }
         info->map[i+1] = (int)wcBuf[0];
     }
-    
+
     info->data = NULL;
     info->convert = NULL;
     info->release = NULL;
 
     return 1;
 }
+}
 
 bool wxXmlDocument::Load(wxInputStream& stream, const wxString& encoding)
 {
@@ -543,8 +557,10 @@ bool wxXmlDocument::Load(wxInputStream& stream, const wxString& encoding)
         done = (len < BUFSIZE);
         if (!XML_Parse(parser, buf, len, done))
         {
+            wxString error(XML_ErrorString(XML_GetErrorCode(parser)),
+                           *wxConvCurrent);
             wxLogError(_("XML parsing error: '%s' at line %d"),
-                       XML_ErrorString(XML_GetErrorCode(parser)),
+                       error.c_str(),
                        XML_GetCurrentLineNumber(parser));
             ok = false;
             break;
@@ -553,10 +569,16 @@ bool wxXmlDocument::Load(wxInputStream& stream, const wxString& encoding)
 
     if (ok)
     {
-        SetVersion(ctx.version);
-        SetFileEncoding(ctx.encoding);
+        if (!ctx.version.empty())
+            SetVersion(ctx.version);
+        if (!ctx.encoding.empty())
+            SetFileEncoding(ctx.encoding);
         SetRoot(ctx.root);
     }
+    else
+    {
+        delete ctx.root;
+    }
 
     XML_ParserFree(parser);
 #if !wxUSE_UNICODE
@@ -576,11 +598,16 @@ bool wxXmlDocument::Load(wxInputStream& stream, const wxString& encoding)
 
 // write string to output:
 inline static void OutputString(wxOutputStream& stream, const wxString& str,
-                                wxMBConv *convMem, wxMBConv *convFile)
+#if wxUSE_UNICODE
+    wxMBConv * WXUNUSED(convMem),
+#else
+    wxMBConv *convMem,
+#endif
+    wxMBConv *convFile)
 {
-    if (str.IsEmpty()) return;
+    if (str.empty()) return;
 #if wxUSE_UNICODE
-    const wxWX2MBbuf buf(str.mb_str(convFile ? *convFile : wxConvUTF8));
+    const wxWX2MBbuf buf(str.mb_str(*(convFile ? convFile : &wxConvUTF8)));
     stream.Write((const char*)buf, strlen((const char*)buf));
 #else
     if ( convFile == NULL )
@@ -596,7 +623,8 @@ inline static void OutputString(wxOutputStream& stream, const wxString& str,
 // 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)
+                            wxMBConv *convMem, wxMBConv *convFile,
+                            bool escapeQuotes = false)
 {
     wxString buf;
     size_t i, last, len;
@@ -608,7 +636,8 @@ static void OutputStringEnt(wxOutputStream& stream, const wxString& str,
     {
         c = str.GetChar(i);
         if (c == wxT('<') || c == wxT('>') ||
-            (c == wxT('&') && str.Mid(i+1, 4) != wxT("amp;")))
+            (c == wxT('&') && str.Mid(i+1, 4) != wxT("amp;")) ||
+            (escapeQuotes && c == wxT('"')))
         {
             OutputString(stream, str.Mid(last, i - last), convMem, convFile);
             switch (c)
@@ -622,6 +651,9 @@ static void OutputStringEnt(wxOutputStream& stream, const wxString& str,
                 case wxT('&'):
                     OutputString(stream, wxT("&amp;"), NULL, NULL);
                     break;
+                case wxT('"'):
+                    OutputString(stream, wxT("&quot;"), NULL, NULL);
+                    break;
                 default: break;
             }
             last = i + 1;
@@ -657,10 +689,11 @@ static void OutputNode(wxOutputStream& stream, wxXmlNode *node, int indent,
             prop = node->GetProperties();
             while (prop)
             {
-                OutputString(stream, wxT(" ") + prop->GetName() +
-                             wxT("=\"") + prop->GetValue() + wxT("\""),
+                OutputString(stream, wxT(" ") + prop->GetName() +  wxT("=\""),
                              NULL, NULL);
-                // FIXME - what if prop contains '"'?
+                OutputStringEnt(stream, prop->GetValue(), NULL, NULL,
+                                true/*escapeQuotes*/);
+                OutputString(stream, wxT("\""), NULL, NULL);
                 prop = prop->GetNext();
             }
 
@@ -701,14 +734,16 @@ static void OutputNode(wxOutputStream& stream, wxXmlNode *node, int indent,
 bool wxXmlDocument::Save(wxOutputStream& stream) const
 {
     if ( !IsOk() )
-        return FALSE;
+        return false;
 
     wxString s;
 
-    wxMBConv *convMem = NULL, *convFile = NULL;
+    wxMBConv *convMem = NULL;
+
 #if wxUSE_UNICODE
-    convFile = new wxCSConv(GetFileEncoding());
+    wxMBConv *convFile = new wxCSConv(GetFileEncoding());
 #else
+    wxMBConv *convFile = NULL;
     if ( GetFileEncoding() != GetEncoding() )
     {
         convFile = new wxCSConv(GetFileEncoding());
@@ -728,7 +763,7 @@ bool wxXmlDocument::Save(wxOutputStream& stream) const
     if ( convMem )
         delete convMem;
 
-    return TRUE;
+    return true;
 }
 
 #endif // wxUSE_XML