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-rw-r--r--embed/mozilla/nsUnicharUtils.cpp344
1 files changed, 0 insertions, 344 deletions
diff --git a/embed/mozilla/nsUnicharUtils.cpp b/embed/mozilla/nsUnicharUtils.cpp
deleted file mode 100644
index ce469250a..000000000
--- a/embed/mozilla/nsUnicharUtils.cpp
+++ /dev/null
@@ -1,344 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is Unicode case conversion helpers.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corp..
- * Portions created by the Initial Developer are Copyright (C) 2002
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Alec Flett <alecf@netscape.com>
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
-#include "nsString.h"
-#include "nsUnicharUtils.h"
-#include "nsReadableUtils.h"
-#include "nsUnicharUtilCIID.h"
-#include "nsICaseConversion.h"
-#include "nsIServiceManager.h"
-#include "nsCRT.h"
-
-#include "nsIObserver.h"
-#include "nsIObserverService.h"
-
-// global cache of the case conversion service
-static nsICaseConversion *gCaseConv = nsnull;
-
-class nsShutdownObserver : public nsIObserver
-{
-public:
- nsShutdownObserver() { }
- virtual ~nsShutdownObserver() {}
- NS_DECL_ISUPPORTS
-
- NS_IMETHOD Observe(nsISupports *aSubject, const char *aTopic,
- const PRUnichar *aData)
- {
- if (nsCRT::strcmp(aTopic, NS_XPCOM_SHUTDOWN_OBSERVER_ID)==0) {
- NS_IF_RELEASE(gCaseConv);
- }
-
- return NS_OK;
- }
-
-};
-
-NS_IMPL_ISUPPORTS1(nsShutdownObserver, nsIObserver)
-
-static nsresult NS_InitCaseConversion() {
- if (gCaseConv) return NS_OK;
-
- nsresult rv;
-
- rv = CallGetService(NS_UNICHARUTIL_CONTRACTID, &gCaseConv);
-
- if (NS_SUCCEEDED(rv)) {
- nsCOMPtr<nsIObserverService> obs =
- do_GetService("@mozilla.org/observer-service;1", &rv);
- if (NS_SUCCEEDED(rv)) {
- nsShutdownObserver *observer = new nsShutdownObserver();
- if (observer)
- obs->AddObserver(observer, NS_XPCOM_SHUTDOWN_OBSERVER_ID, PR_FALSE);
- }
- }
-
- return NS_OK;
-}
-
-class ConvertToLowerCase
-{
-public:
- typedef PRUnichar value_type;
-
- ConvertToLowerCase()
- {
- NS_InitCaseConversion();
- }
-
- PRUint32 write( const PRUnichar* aSource, PRUint32 aSourceLength)
- {
- if (gCaseConv)
- gCaseConv->ToLower(aSource, NS_CONST_CAST(PRUnichar*,aSource), aSourceLength);
- else
- NS_WARNING("No case converter: no conversion done");
-
- return aSourceLength;
- }
-};
-
-void
-ToLowerCase( nsAString& aString )
- {
- nsAString::iterator fromBegin, fromEnd;
- ConvertToLowerCase converter;
- copy_string(aString.BeginWriting(fromBegin), aString.EndWriting(fromEnd), converter);
- }
-
-void
-ToLowerCase( nsASingleFragmentString& aString )
- {
- ConvertToLowerCase converter;
- PRUnichar* start;
- converter.write(aString.BeginWriting(start), aString.Length());
- }
-
-void
-ToLowerCase( nsString& aString )
- {
- ConvertToLowerCase converter;
- converter.write(aString.mUStr, aString.mLength);
- }
-
-class CopyToLowerCase
- {
- public:
- typedef PRUnichar value_type;
-
- CopyToLowerCase( nsAString::iterator& aDestIter )
- : mIter(aDestIter)
- {
- NS_InitCaseConversion();
- }
-
- PRUint32 write( const PRUnichar* aSource, PRUint32 aSourceLength )
- {
- PRUint32 len = PR_MIN(PRUint32(mIter.size_forward()), aSourceLength);
- PRUnichar* dest = NS_CONST_CAST(PRUnichar*, mIter.get());
- if (gCaseConv)
- gCaseConv->ToLower(aSource, dest, len);
- else {
- NS_WARNING("No case converter: only copying");
- memcpy((void*)aSource, (void*)dest, len * sizeof(*aSource));
- }
- mIter.advance(len);
- return len;
- }
-
- protected:
- nsAString::iterator& mIter;
- };
-
-void
-ToLowerCase( const nsAString& aSource, nsAString& aDest )
- {
- nsAString::const_iterator fromBegin, fromEnd;
- nsAString::iterator toBegin;
- aDest.SetLength(aSource.Length());
- CopyToLowerCase converter(aDest.BeginWriting(toBegin));
- copy_string(aSource.BeginReading(fromBegin), aSource.EndReading(fromEnd), converter);
- }
-
-class ConvertToUpperCase
-{
-public:
- typedef PRUnichar value_type;
-
- ConvertToUpperCase()
- {
- NS_InitCaseConversion();
- }
-
- PRUint32 write( const PRUnichar* aSource, PRUint32 aSourceLength)
- {
- if (gCaseConv)
- gCaseConv->ToUpper(aSource, NS_CONST_CAST(PRUnichar*,aSource), aSourceLength);
- else
- NS_WARNING("No case converter: no conversion done");
-
- return aSourceLength;
- }
-};
-
-void
-ToUpperCase( nsAString& aString )
- {
- nsAString::iterator fromBegin, fromEnd;
- ConvertToUpperCase converter;
- copy_string(aString.BeginWriting(fromBegin), aString.EndWriting(fromEnd), converter);
- }
-
-void
-ToUpperCase( nsASingleFragmentString& aString )
- {
- ConvertToUpperCase converter;
- PRUnichar* start;
- converter.write(aString.BeginWriting(start), aString.Length());
- }
-
-void
-ToUpperCase( nsString& aString )
- {
- ConvertToUpperCase converter;
- converter.write(aString.mUStr, aString.mLength);
- }
-
-class CopyToUpperCase
- {
- public:
- typedef PRUnichar value_type;
-
- CopyToUpperCase( nsAString::iterator& aDestIter )
- : mIter(aDestIter)
- {
- NS_InitCaseConversion();
- }
-
- PRUint32 write( const PRUnichar* aSource, PRUint32 aSourceLength )
- {
- PRUint32 len = PR_MIN(PRUint32(mIter.size_forward()), aSourceLength);
- PRUnichar* dest = NS_CONST_CAST(PRUnichar*, mIter.get());
- if (gCaseConv)
- gCaseConv->ToUpper(aSource, dest, len);
- else {
- NS_WARNING("No case converter: only copying");
- memcpy((void*)aSource, (void*)dest, len * sizeof(*aSource));
- }
- mIter.advance(len);
- return len;
- }
-
- protected:
- nsAString::iterator& mIter;
- };
-
-void
-ToUpperCase( const nsAString& aSource, nsAString& aDest )
- {
- nsAString::const_iterator fromBegin, fromEnd;
- nsAString::iterator toBegin;
- aDest.SetLength(aSource.Length());
- CopyToUpperCase converter(aDest.BeginWriting(toBegin));
- copy_string(aSource.BeginReading(fromBegin), aSource.EndReading(fromEnd), converter);
- }
-
-PRBool
-CaseInsensitiveFindInReadable( const nsAString& aPattern, nsAString::const_iterator& aSearchStart, nsAString::const_iterator& aSearchEnd )
-{
- return FindInReadable(aPattern, aSearchStart, aSearchEnd, nsCaseInsensitiveStringComparator());
-}
-
-
-int
-nsCaseInsensitiveStringComparator::operator()( const PRUnichar* lhs, const PRUnichar* rhs, PRUint32 aLength ) const
- {
- NS_InitCaseConversion();
- PRInt32 result;
- if (gCaseConv) {
- gCaseConv->CaseInsensitiveCompare(lhs, rhs, aLength, &result);
- }
- else {
- NS_WARNING("No case converter: using default");
- nsDefaultStringComparator comparator;
- result = comparator(lhs, rhs, aLength);
- }
- return result;
- }
-
-int
-nsCaseInsensitiveStringComparator::operator()( PRUnichar lhs, PRUnichar rhs ) const
- {
- // see if they're an exact match first
- if (lhs == rhs) return 0;
-
- NS_InitCaseConversion();
-
- if (gCaseConv) {
- gCaseConv->ToLower(lhs, &lhs);
- gCaseConv->ToLower(rhs, &rhs);
- } else {
- if (lhs < 256)
- lhs = tolower(char(lhs));
- if (rhs < 256)
- rhs = tolower(char(rhs));
- NS_WARNING("No case converter: no conversion done");
- }
-
- if (lhs == rhs) return 0;
- if (lhs < rhs) return -1;
- return 1;
- }
-
-PRUnichar
-ToLowerCase(PRUnichar aChar)
-{
- PRUnichar result;
- if (NS_FAILED(NS_InitCaseConversion()))
- return aChar;
-
- if (gCaseConv)
- gCaseConv->ToLower(aChar, &result);
- else {
- NS_WARNING("No case converter: no conversion done");
- if (aChar < 256)
- result = tolower(char(aChar));
- else
- result = aChar;
- }
- return result;
-}
-
-PRUnichar
-ToUpperCase(PRUnichar aChar)
-{
- PRUnichar result;
- if (NS_FAILED(NS_InitCaseConversion()))
- return aChar;
-
- if (gCaseConv)
- gCaseConv->ToUpper(aChar, &result);
- else {
- NS_WARNING("No case converter: no conversion done");
- if (aChar < 256)
- result = toupper(char(aChar));
- else
- result = aChar;
- }
- return result;
-}
-