gecko-dev/xpcom/string/nsTDependentSubstring.cpp

38 строки
1.1 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
void
nsTDependentSubstring_CharT::Rebind(const substring_type& str,
uint32_t startPos, uint32_t length)
{
// If we currently own a buffer, release it.
Finalize();
size_type strLength = str.Length();
if (startPos > strLength) {
startPos = strLength;
}
mData = const_cast<char_type*>(static_cast<const char_type*>(str.Data())) + startPos;
mLength = XPCOM_MIN(length, strLength - startPos);
SetDataFlags(F_NONE);
}
void
nsTDependentSubstring_CharT::Rebind(const char_type* data, size_type length)
{
NS_ASSERTION(data, "nsTDependentSubstring must wrap a non-NULL buffer");
// If we currently own a buffer, release it.
Finalize();
mData = const_cast<char_type*>(static_cast<const char_type*>(data));
mLength = length;
SetDataFlags(F_NONE);
}