[BUG_FIXED] Fix nativeLang loading problem if Notepad++ location path contains Unicode characters.

git-svn-id: svn://svn.tuxfamily.org/svnroot/notepadplus/repository@376 f5eea248-9336-0410-98b8-ebc06183d4e3

PowerEditor/src/Parameters.cpp

@@ -687,26 +687,9 @@ bool NppParameters::load()
 		PathAppend(nativeLangPath, TEXT("nativeLang.xml"));
 	}
 
-/*
+	_pXmlNativeLangDocA = new TiXmlDocumentA();
-	_pXmlNativeLangDoc = new TiXmlDocument(nativeLangPath);
-	loadOkay = _pXmlNativeLangDoc->LoadFile();
-	if (!loadOkay)
-	{
-		delete _pXmlNativeLangDoc;
-		_pXmlNativeLangDoc = NULL;
-		isAllLaoded = false;
-	}
-*/
 
-#ifdef UNICODE
+	loadOkay = _pXmlNativeLangDocA->LoadUnicodeFilePath(nativeLangPath);
-	WcharMbcsConvertor *wmc = WcharMbcsConvertor::getInstance();
-	const char * nativeLangPathA = wmc->wchar2char(nativeLangPath, CP_ANSI_LATIN_1);
-	_pXmlNativeLangDocA = new TiXmlDocumentA(nativeLangPathA);
-#else
-	_pXmlNativeLangDocA = new TiXmlDocumentA(nativeLangPath);
-#endif
-
-	loadOkay = _pXmlNativeLangDocA->LoadFile();
 	if (!loadOkay)
 	{
 		delete _pXmlNativeLangDocA;

PowerEditor/src/TinyXml/tinyXmlA/tinyxmlA.cpp

@@ -755,6 +755,64 @@ bool TiXmlDocumentA::LoadFile( const char* filename )
 	return false;
 }
 
+bool TiXmlDocumentA::LoadUnicodeFilePath( const TCHAR* filename )
+{
+	
+	// Delete the existing data:
+	Clear();
+	location.Clear();
+
+	// There was a really terrifying little bug here. The code:
+	//		value = filename
+	// in the STL case, cause the assignment method of the std::generic_string to
+	// be called. What is strange, is that the std::generic_string had the same
+	// address as it's c_str() method, and so bad things happen. Looks
+	// like a bug in the Microsoft STL implementation.
+	// See STL_STRING_BUG above.
+	// Fixed with the StringToBuffer class.
+
+	FILE* file = generic_fopen(filename, TEXT("r"));
+
+	if ( file )
+	{
+		// Get the file size, so we can pre-allocate the generic_string. HUGE speed impact.
+		long length = 0;
+		fseek( file, 0, SEEK_END );
+		length = ftell( file );
+		fseek( file, 0, SEEK_SET );
+
+		// Strange case, but good to handle up front.
+		if ( length == 0 )
+		{
+			fclose( file );
+			return false;
+		}
+
+		// If we have a file, assume it is all one big XML file, and read it in.
+		// The document parser may decide the document ends sooner than the entire file, however.
+		TIXMLA_STRING data;
+		data.reserve( length );
+
+		const int BUF_SIZE = 2048;
+		char buf[BUF_SIZE];
+
+		while( fgets( buf, BUF_SIZE, file ) )
+		{
+			data += buf;
+		}
+		fclose( file );
+
+		Parse( data.c_str(), 0 );
+
+		if (  Error() )
+            return false;
+        else
+			return true;
+	}
+	SetError( TIXMLA_ERROR_OPENING_FILE, 0, 0 );
+	return false;
+}
+
 bool TiXmlDocumentA::SaveFile( const char * filename ) const
 {
 	// The old c stuff lives on...

PowerEditor/src/TinyXml/tinyXmlA/tinyxmlA.h

@@ -36,6 +36,8 @@ distribution.
 #include <stdlib.h>
 #include <string.h>
 #include <assert.h>
+#include <windows.h>
+#include "Common.h"
 
 // Help out windows:
 #if defined( _DEBUG ) && !defined( DEBUG )
@@ -1012,6 +1014,8 @@ public:
 	/// Save a file using the given filename. Returns true if successful.
 	bool SaveFile( const char * filename ) const;
 
+	bool LoadUnicodeFilePath(const TCHAR* filename);
+
 	#ifdef TIXMLA_USE_STL
 	bool LoadFile( const std::string& filename )			///< STL std::string version.
 	{