Index: core/fxcrt/fx_basic_wstring.cpp |
diff --git a/core/fxcrt/fx_basic_wstring.cpp b/core/fxcrt/fx_basic_wstring.cpp |
index 627573fa7dd70292c8e9c4dcbecb5f556bc5a6b6..e2e122be9a0514f21c0659621a521bf0e0531579 100644 |
--- a/core/fxcrt/fx_basic_wstring.cpp |
+++ b/core/fxcrt/fx_basic_wstring.cpp |
@@ -13,6 +13,8 @@ |
#include "core/fxcrt/include/fx_ext.h" |
#include "third_party/base/numerics/safe_math.h" |
+template class CFX_StringDataTemplate<FX_WCHAR>; |
+ |
namespace { |
#ifndef NDEBUG |
@@ -31,173 +33,117 @@ bool IsValidCodePage(uint16_t codepage) { |
} |
#endif |
+const FX_WCHAR* FX_wcsstr(const FX_WCHAR* haystack, |
+ int haystack_len, |
+ const FX_WCHAR* needle, |
+ int needle_len) { |
+ if (needle_len > haystack_len || needle_len == 0) { |
+ return nullptr; |
+ } |
+ const FX_WCHAR* end_ptr = haystack + haystack_len - needle_len; |
+ while (haystack <= end_ptr) { |
+ int i = 0; |
+ while (1) { |
+ if (haystack[i] != needle[i]) { |
+ break; |
+ } |
+ i++; |
+ if (i == needle_len) { |
+ return haystack; |
+ } |
+ } |
+ haystack++; |
+ } |
+ return nullptr; |
+} |
+ |
} // namespace |
-// static |
-CFX_WideString::StringData* CFX_WideString::StringData::Create(int nLen) { |
- // TODO(palmer): |nLen| should really be declared as |size_t|, or |
- // at least unsigned. |
- if (nLen == 0 || nLen < 0) { |
- return NULL; |
- } |
+CFX_WideString::CFX_WideString(const FX_WCHAR* pStr, FX_STRSIZE nLen) { |
+ if (nLen < 0) |
+ nLen = pStr ? FXSYS_wcslen(pStr) : 0; |
- // Fixed portion of header plus a NUL wide char not in m_nAllocLength. |
- int overhead = offsetof(StringData, m_String) + sizeof(FX_WCHAR); |
- pdfium::base::CheckedNumeric<int> iSize = nLen; |
- iSize *= sizeof(FX_WCHAR); |
- iSize += overhead; |
- |
- // Now round to an 8-byte boundary. We'd expect that this is the minimum |
- // granularity of any of the underlying allocators, so there may be cases |
- // where we can save a re-alloc when adding a few characters to a string |
- // by using this otherwise wasted space. |
- iSize += 7; |
- int totalSize = iSize.ValueOrDie() & ~7; |
- int usableLen = (totalSize - overhead) / sizeof(FX_WCHAR); |
- FXSYS_assert(usableLen >= nLen); |
- |
- void* pData = FX_Alloc(uint8_t, totalSize); |
- return new (pData) StringData(nLen, usableLen); |
-} |
-CFX_WideString::~CFX_WideString() { |
- if (m_pData) { |
- m_pData->Release(); |
- } |
-} |
-CFX_WideString::CFX_WideString(const CFX_WideString& stringSrc) { |
- if (!stringSrc.m_pData) { |
- m_pData = NULL; |
- return; |
- } |
- if (stringSrc.m_pData->m_nRefs >= 0) { |
- m_pData = stringSrc.m_pData; |
- m_pData->Retain(); |
- } else { |
- m_pData = NULL; |
- *this = stringSrc; |
- } |
-} |
-CFX_WideString::CFX_WideString(const FX_WCHAR* lpsz, FX_STRSIZE nLen) { |
- if (nLen < 0) { |
- nLen = lpsz ? FXSYS_wcslen(lpsz) : 0; |
- } |
- if (nLen) { |
- m_pData = StringData::Create(nLen); |
- if (m_pData) { |
- FXSYS_memcpy(m_pData->m_String, lpsz, nLen * sizeof(FX_WCHAR)); |
- } |
- } else { |
- m_pData = NULL; |
- } |
+ if (nLen) |
+ m_pData.Reset(StringData::Create(pStr, nLen)); |
} |
+ |
CFX_WideString::CFX_WideString(FX_WCHAR ch) { |
- m_pData = StringData::Create(1); |
- if (m_pData) { |
- m_pData->m_String[0] = ch; |
- } |
+ m_pData.Reset(StringData::Create(1)); |
+ m_pData->m_String[0] = ch; |
} |
-CFX_WideString::CFX_WideString(const CFX_WideStringC& str) { |
- if (str.IsEmpty()) { |
- m_pData = NULL; |
- return; |
- } |
- m_pData = StringData::Create(str.GetLength()); |
- if (m_pData) { |
- FXSYS_memcpy(m_pData->m_String, str.c_str(), |
- str.GetLength() * sizeof(FX_WCHAR)); |
+ |
+CFX_WideString::CFX_WideString(const CFX_WideStringC& stringSrc) { |
+ if (!stringSrc.IsEmpty()) { |
+ m_pData.Reset(StringData::Create(stringSrc.c_str(), stringSrc.GetLength())); |
} |
} |
+ |
CFX_WideString::CFX_WideString(const CFX_WideStringC& str1, |
const CFX_WideStringC& str2) { |
- m_pData = NULL; |
int nNewLen = str1.GetLength() + str2.GetLength(); |
- if (nNewLen == 0) { |
- return; |
- } |
- m_pData = StringData::Create(nNewLen); |
- if (m_pData) { |
- FXSYS_memcpy(m_pData->m_String, str1.c_str(), |
- str1.GetLength() * sizeof(FX_WCHAR)); |
- FXSYS_memcpy(m_pData->m_String + str1.GetLength(), str2.c_str(), |
- str2.GetLength() * sizeof(FX_WCHAR)); |
- } |
-} |
-void CFX_WideString::ReleaseBuffer(FX_STRSIZE nNewLength) { |
- if (!m_pData) { |
+ if (nNewLen == 0) |
return; |
- } |
- CopyBeforeWrite(); |
- if (nNewLength == -1) { |
- nNewLength = m_pData ? FXSYS_wcslen(m_pData->m_String) : 0; |
- } |
- if (nNewLength == 0) { |
- Empty(); |
- return; |
- } |
- FXSYS_assert(nNewLength <= m_pData->m_nAllocLength); |
- m_pData->m_nDataLength = nNewLength; |
- m_pData->m_String[nNewLength] = 0; |
+ |
+ m_pData.Reset(StringData::Create(nNewLen)); |
+ m_pData->CopyContents(str1.c_str(), str1.GetLength()); |
+ m_pData->CopyContentsAt(str1.GetLength(), str2.c_str(), str2.GetLength()); |
} |
-const CFX_WideString& CFX_WideString::operator=(const FX_WCHAR* lpsz) { |
- if (!lpsz || lpsz[0] == 0) { |
- Empty(); |
- } else { |
- AssignCopy(FXSYS_wcslen(lpsz), lpsz); |
- } |
+ |
+CFX_WideString::~CFX_WideString() {} |
+ |
+const CFX_WideString& CFX_WideString::operator=(const FX_WCHAR* pStr) { |
+ if (!pStr || !pStr[0]) |
+ clear(); |
+ else |
+ AssignCopy(pStr, FXSYS_wcslen(pStr)); |
+ |
return *this; |
} |
+ |
const CFX_WideString& CFX_WideString::operator=( |
const CFX_WideStringC& stringSrc) { |
- if (stringSrc.IsEmpty()) { |
- Empty(); |
- } else { |
- AssignCopy(stringSrc.GetLength(), stringSrc.c_str()); |
- } |
+ if (stringSrc.IsEmpty()) |
+ clear(); |
+ else |
+ AssignCopy(stringSrc.c_str(), stringSrc.GetLength()); |
+ |
return *this; |
} |
+ |
const CFX_WideString& CFX_WideString::operator=( |
const CFX_WideString& stringSrc) { |
- if (m_pData == stringSrc.m_pData) { |
- return *this; |
- } |
- if (stringSrc.IsEmpty()) { |
- Empty(); |
- } else if ((m_pData && m_pData->m_nRefs < 0) || |
- (stringSrc.m_pData && stringSrc.m_pData->m_nRefs < 0)) { |
- AssignCopy(stringSrc.m_pData->m_nDataLength, stringSrc.m_pData->m_String); |
- } else { |
- Empty(); |
+ if (m_pData != stringSrc.m_pData) |
m_pData = stringSrc.m_pData; |
- if (m_pData) { |
- m_pData->Retain(); |
- } |
- } |
+ |
return *this; |
} |
-const CFX_WideString& CFX_WideString::operator+=(FX_WCHAR ch) { |
- ConcatInPlace(1, &ch); |
+ |
+const CFX_WideString& CFX_WideString::operator+=(const FX_WCHAR* pStr) { |
+ if (pStr) |
+ Concat(pStr, FXSYS_wcslen(pStr)); |
+ |
return *this; |
} |
-const CFX_WideString& CFX_WideString::operator+=(const FX_WCHAR* lpsz) { |
- if (lpsz) { |
- ConcatInPlace(FXSYS_wcslen(lpsz), lpsz); |
- } |
+ |
+const CFX_WideString& CFX_WideString::operator+=(FX_WCHAR ch) { |
+ Concat(&ch, 1); |
return *this; |
} |
+ |
const CFX_WideString& CFX_WideString::operator+=(const CFX_WideString& str) { |
- if (!str.m_pData) { |
- return *this; |
- } |
- ConcatInPlace(str.m_pData->m_nDataLength, str.m_pData->m_String); |
+ if (str.m_pData) |
+ Concat(str.m_pData->m_String, str.m_pData->m_nDataLength); |
+ |
return *this; |
} |
+ |
const CFX_WideString& CFX_WideString::operator+=(const CFX_WideStringC& str) { |
- if (str.IsEmpty()) { |
- return *this; |
- } |
- ConcatInPlace(str.GetLength(), str.c_str()); |
+ if (!str.IsEmpty()) |
+ Concat(str.c_str(), str.GetLength()); |
+ |
return *this; |
} |
+ |
bool CFX_WideString::operator==(const wchar_t* ptr) const { |
if (!m_pData) |
return !ptr || !ptr[0]; |
@@ -208,13 +154,15 @@ bool CFX_WideString::operator==(const wchar_t* ptr) const { |
return wcslen(ptr) == static_cast<size_t>(m_pData->m_nDataLength) && |
wmemcmp(ptr, m_pData->m_String, m_pData->m_nDataLength) == 0; |
} |
+ |
bool CFX_WideString::operator==(const CFX_WideStringC& str) const { |
if (!m_pData) |
return str.IsEmpty(); |
- return str.GetLength() == m_pData->m_nDataLength && |
- wmemcmp(str.c_str(), m_pData->m_String, m_pData->m_nDataLength) == 0; |
+ return m_pData->m_nDataLength == str.GetLength() && |
+ wmemcmp(m_pData->m_String, str.c_str(), str.GetLength()) == 0; |
} |
+ |
bool CFX_WideString::operator==(const CFX_WideString& other) const { |
if (IsEmpty()) |
return other.IsEmpty(); |
@@ -226,231 +174,178 @@ bool CFX_WideString::operator==(const CFX_WideString& other) const { |
wmemcmp(other.m_pData->m_String, m_pData->m_String, |
m_pData->m_nDataLength) == 0; |
} |
-void CFX_WideString::Empty() { |
- if (m_pData) { |
- m_pData->Release(); |
- m_pData = NULL; |
- } |
+ |
+void CFX_WideString::AssignCopy(const FX_WCHAR* pSrcData, FX_STRSIZE nSrcLen) { |
+ AllocBeforeWrite(nSrcLen); |
+ m_pData->CopyContents(pSrcData, nSrcLen); |
+ m_pData->m_nDataLength = nSrcLen; |
} |
-void CFX_WideString::ConcatInPlace(FX_STRSIZE nSrcLen, |
- const FX_WCHAR* lpszSrcData) { |
- if (nSrcLen == 0 || !lpszSrcData) { |
+ |
+void CFX_WideString::ReallocBeforeWrite(FX_STRSIZE nNewLength) { |
+ if (m_pData && m_pData->CanOperateInPlace(nNewLength)) |
return; |
- } |
- if (!m_pData) { |
- m_pData = StringData::Create(nSrcLen); |
- if (m_pData) { |
- FXSYS_memcpy(m_pData->m_String, lpszSrcData, nSrcLen * sizeof(FX_WCHAR)); |
- } |
+ |
+ if (nNewLength <= 0) { |
+ clear(); |
return; |
} |
- if (m_pData->m_nRefs > 1 || |
- m_pData->m_nDataLength + nSrcLen > m_pData->m_nAllocLength) { |
- ConcatCopy(m_pData->m_nDataLength, m_pData->m_String, nSrcLen, lpszSrcData); |
+ |
+ CFX_RetainPtr<StringData> pNewData(StringData::Create(nNewLength)); |
+ if (m_pData) { |
+ FX_STRSIZE nCopyLength = std::min(m_pData->m_nDataLength, nNewLength); |
+ pNewData->CopyContents(m_pData->m_String, nCopyLength); |
+ pNewData->m_nDataLength = nCopyLength; |
} else { |
- FXSYS_memcpy(m_pData->m_String + m_pData->m_nDataLength, lpszSrcData, |
- nSrcLen * sizeof(FX_WCHAR)); |
- m_pData->m_nDataLength += nSrcLen; |
- m_pData->m_String[m_pData->m_nDataLength] = 0; |
+ pNewData->m_nDataLength = 0; |
} |
+ pNewData->m_String[pNewData->m_nDataLength] = 0; |
+ m_pData.Swap(pNewData); |
} |
-void CFX_WideString::ConcatCopy(FX_STRSIZE nSrc1Len, |
- const FX_WCHAR* lpszSrc1Data, |
- FX_STRSIZE nSrc2Len, |
- const FX_WCHAR* lpszSrc2Data) { |
- FX_STRSIZE nNewLen = nSrc1Len + nSrc2Len; |
- if (nNewLen <= 0) { |
+ |
+void CFX_WideString::AllocBeforeWrite(FX_STRSIZE nNewLength) { |
+ if (m_pData && m_pData->CanOperateInPlace(nNewLength)) |
return; |
- } |
- // Don't release until done copying, might be one of the arguments. |
- StringData* pOldData = m_pData; |
- m_pData = StringData::Create(nNewLen); |
- if (m_pData) { |
- wmemcpy(m_pData->m_String, lpszSrc1Data, nSrc1Len); |
- wmemcpy(m_pData->m_String + nSrc1Len, lpszSrc2Data, nSrc2Len); |
- } |
- pOldData->Release(); |
-} |
-void CFX_WideString::CopyBeforeWrite() { |
- if (!m_pData || m_pData->m_nRefs <= 1) { |
+ |
+ if (nNewLength <= 0) { |
+ clear(); |
return; |
} |
- StringData* pData = m_pData; |
- m_pData->Release(); |
- FX_STRSIZE nDataLength = pData->m_nDataLength; |
- m_pData = StringData::Create(nDataLength); |
- if (m_pData) { |
- FXSYS_memcpy(m_pData->m_String, pData->m_String, |
- (nDataLength + 1) * sizeof(FX_WCHAR)); |
- } |
+ |
+ m_pData.Reset(StringData::Create(nNewLength)); |
} |
-void CFX_WideString::AllocBeforeWrite(FX_STRSIZE nLen) { |
- if (m_pData && m_pData->m_nRefs <= 1 && m_pData->m_nAllocLength >= nLen) { |
+ |
+void CFX_WideString::ReleaseBuffer(FX_STRSIZE nNewLength) { |
+ if (!m_pData) |
+ return; |
+ |
+ if (nNewLength == -1) |
+ nNewLength = FXSYS_wcslen(m_pData->m_String); |
+ |
+ if (nNewLength == 0) { |
+ clear(); |
return; |
} |
- Empty(); |
- m_pData = StringData::Create(nLen); |
-} |
-void CFX_WideString::AssignCopy(FX_STRSIZE nSrcLen, |
- const FX_WCHAR* lpszSrcData) { |
- AllocBeforeWrite(nSrcLen); |
- FXSYS_memcpy(m_pData->m_String, lpszSrcData, nSrcLen * sizeof(FX_WCHAR)); |
- m_pData->m_nDataLength = nSrcLen; |
- m_pData->m_String[nSrcLen] = 0; |
-} |
-int CFX_WideString::Compare(const FX_WCHAR* lpsz) const { |
- if (m_pData) |
- return FXSYS_wcscmp(m_pData->m_String, lpsz); |
- return (!lpsz || lpsz[0] == 0) ? 0 : -1; |
-} |
-CFX_ByteString CFX_WideString::UTF8Encode() const { |
- return FX_UTF8Encode(*this); |
-} |
-CFX_ByteString CFX_WideString::UTF16LE_Encode() const { |
- if (!m_pData) { |
- return CFX_ByteString("\0\0", 2); |
- } |
- int len = m_pData->m_nDataLength; |
- CFX_ByteString result; |
- FX_CHAR* buffer = result.GetBuffer(len * 2 + 2); |
- for (int i = 0; i < len; i++) { |
- buffer[i * 2] = m_pData->m_String[i] & 0xff; |
- buffer[i * 2 + 1] = m_pData->m_String[i] >> 8; |
- } |
- buffer[len * 2] = 0; |
- buffer[len * 2 + 1] = 0; |
- result.ReleaseBuffer(len * 2 + 2); |
- return result; |
+ |
+ FXSYS_assert(nNewLength <= m_pData->m_nAllocLength); |
+ ReallocBeforeWrite(nNewLength); |
+ m_pData->m_nDataLength = nNewLength; |
+ m_pData->m_String[nNewLength] = 0; |
} |
void CFX_WideString::Reserve(FX_STRSIZE len) { |
GetBuffer(len); |
ReleaseBuffer(GetLength()); |
} |
+ |
FX_WCHAR* CFX_WideString::GetBuffer(FX_STRSIZE nMinBufLength) { |
- if (!m_pData && nMinBufLength == 0) { |
- return NULL; |
- } |
- if (m_pData && m_pData->m_nRefs <= 1 && |
- m_pData->m_nAllocLength >= nMinBufLength) { |
- return m_pData->m_String; |
- } |
if (!m_pData) { |
- m_pData = StringData::Create(nMinBufLength); |
- if (!m_pData) { |
- return NULL; |
- } |
+ if (nMinBufLength == 0) |
+ return nullptr; |
+ |
+ m_pData.Reset(StringData::Create(nMinBufLength)); |
m_pData->m_nDataLength = 0; |
m_pData->m_String[0] = 0; |
return m_pData->m_String; |
} |
- StringData* pOldData = m_pData; |
- FX_STRSIZE nOldLen = pOldData->m_nDataLength; |
- if (nMinBufLength < nOldLen) { |
- nMinBufLength = nOldLen; |
- } |
- m_pData = StringData::Create(nMinBufLength); |
- if (!m_pData) { |
- return NULL; |
- } |
- FXSYS_memcpy(m_pData->m_String, pOldData->m_String, |
- (nOldLen + 1) * sizeof(FX_WCHAR)); |
- m_pData->m_nDataLength = nOldLen; |
- pOldData->Release(); |
- return m_pData->m_String; |
-} |
-// static |
-CFX_WideString CFX_WideString::FromLocal(const CFX_ByteString& str) { |
- return FromCodePage(str, 0); |
-} |
+ if (m_pData->CanOperateInPlace(nMinBufLength)) |
+ return m_pData->m_String; |
-// static |
-CFX_WideString CFX_WideString::FromCodePage(const CFX_ByteString& str, |
- uint16_t codepage) { |
- return CFX_CharMap::GetWideString(codepage, str); |
+ nMinBufLength = std::max(nMinBufLength, m_pData->m_nDataLength); |
+ if (nMinBufLength == 0) |
+ return nullptr; |
+ |
+ CFX_RetainPtr<StringData> pNewData(StringData::Create(nMinBufLength)); |
+ pNewData->CopyContents(*m_pData); |
+ pNewData->m_nDataLength = m_pData->m_nDataLength; |
+ m_pData.Swap(pNewData); |
+ return m_pData->m_String; |
} |
-// static |
-CFX_WideString CFX_WideString::FromUTF8(const CFX_ByteStringC& str) { |
- if (str.IsEmpty()) |
- return CFX_WideString(); |
+FX_STRSIZE CFX_WideString::Delete(FX_STRSIZE nIndex, FX_STRSIZE nCount) { |
+ if (!m_pData) |
+ return 0; |
- CFX_UTF8Decoder decoder; |
- for (FX_STRSIZE i = 0; i < str.GetLength(); i++) { |
- decoder.Input(str[i]); |
+ if (nIndex < 0) |
+ nIndex = 0; |
+ |
+ FX_STRSIZE nOldLength = m_pData->m_nDataLength; |
+ if (nCount > 0 && nIndex < nOldLength) { |
+ FX_STRSIZE mLength = nIndex + nCount; |
+ if (mLength >= nOldLength) { |
+ m_pData->m_nDataLength = nIndex; |
+ return m_pData->m_nDataLength; |
+ } |
+ ReallocBeforeWrite(nOldLength); |
+ int nCharsToCopy = nOldLength - mLength + 1; |
+ wmemmove(m_pData->m_String + nIndex, m_pData->m_String + mLength, |
+ nCharsToCopy); |
+ m_pData->m_nDataLength = nOldLength - nCount; |
} |
- return decoder.GetResult(); |
+ return m_pData->m_nDataLength; |
} |
-// static |
-CFX_WideString CFX_WideString::FromUTF16LE(const unsigned short* wstr, |
- FX_STRSIZE wlen) { |
- if (!wstr || 0 == wlen) { |
- return CFX_WideString(); |
+void CFX_WideString::Concat(const FX_WCHAR* pSrcData, FX_STRSIZE nSrcLen) { |
+ if (!pSrcData || nSrcLen <= 0) |
+ return; |
+ |
+ if (!m_pData) { |
+ m_pData.Reset(StringData::Create(pSrcData, nSrcLen)); |
+ return; |
} |
- CFX_WideString result; |
- FX_WCHAR* buf = result.GetBuffer(wlen); |
- for (int i = 0; i < wlen; i++) { |
- buf[i] = wstr[i]; |
+ if (m_pData->CanOperateInPlace(m_pData->m_nDataLength + nSrcLen)) { |
+ m_pData->CopyContentsAt(m_pData->m_nDataLength, pSrcData, nSrcLen); |
+ m_pData->m_nDataLength += nSrcLen; |
+ return; |
} |
- result.ReleaseBuffer(wlen); |
- return result; |
-} |
-FX_STRSIZE CFX_WideString::WStringLength(const unsigned short* str) { |
- FX_STRSIZE len = 0; |
- if (str) |
- while (str[len]) |
- len++; |
- return len; |
+ CFX_RetainPtr<StringData> pNewData( |
+ StringData::Create(m_pData->m_nDataLength + nSrcLen)); |
+ pNewData->CopyContents(*m_pData); |
+ pNewData->CopyContentsAt(m_pData->m_nDataLength, pSrcData, nSrcLen); |
+ m_pData.Swap(pNewData); |
} |
-void CFX_WideString::AllocCopy(CFX_WideString& dest, |
- FX_STRSIZE nCopyLen, |
- FX_STRSIZE nCopyIndex) const { |
- // |FX_STRSIZE| is currently typedef'd as in |int|. TODO(palmer): It |
- // should be a |size_t|, or at least unsigned. |
- if (nCopyLen == 0 || nCopyLen < 0) { |
- return; |
- } |
- pdfium::base::CheckedNumeric<FX_STRSIZE> iSize = |
- static_cast<FX_STRSIZE>(sizeof(FX_WCHAR)); |
- iSize *= nCopyLen; |
- ASSERT(!dest.m_pData); |
- dest.m_pData = StringData::Create(nCopyLen); |
- if (dest.m_pData) { |
- FXSYS_memcpy(dest.m_pData->m_String, m_pData->m_String + nCopyIndex, |
- iSize.ValueOrDie()); |
- } |
+// static |
+CFX_ByteString CFX_WideString::UTF8Encode() const { |
+ return FX_UTF8Encode(*this); |
} |
-CFX_WideString CFX_WideString::Left(FX_STRSIZE nCount) const { |
+ |
+// static |
+CFX_ByteString CFX_WideString::UTF16LE_Encode() const { |
if (!m_pData) { |
- return CFX_WideString(); |
- } |
- if (nCount < 0) { |
- nCount = 0; |
+ return CFX_ByteString("\0\0", 2); |
} |
- if (nCount >= m_pData->m_nDataLength) { |
- return *this; |
+ int len = m_pData->m_nDataLength; |
+ CFX_ByteString result; |
+ FX_CHAR* buffer = result.GetBuffer(len * 2 + 2); |
+ for (int i = 0; i < len; i++) { |
+ buffer[i * 2] = m_pData->m_String[i] & 0xff; |
+ buffer[i * 2 + 1] = m_pData->m_String[i] >> 8; |
} |
- CFX_WideString dest; |
- AllocCopy(dest, nCount, 0); |
- return dest; |
+ buffer[len * 2] = 0; |
+ buffer[len * 2 + 1] = 0; |
+ result.ReleaseBuffer(len * 2 + 2); |
+ return result; |
} |
+ |
CFX_WideString CFX_WideString::Mid(FX_STRSIZE nFirst) const { |
if (!m_pData) |
return CFX_WideString(); |
return Mid(nFirst, m_pData->m_nDataLength - nFirst); |
} |
+ |
CFX_WideString CFX_WideString::Mid(FX_STRSIZE nFirst, FX_STRSIZE nCount) const { |
if (!m_pData) |
return CFX_WideString(); |
nFirst = std::min(std::max(nFirst, 0), m_pData->m_nDataLength); |
nCount = std::min(std::max(nCount, 0), m_pData->m_nDataLength - nFirst); |
+ if (nCount == 0) |
+ return CFX_WideString(); |
+ |
if (nFirst == 0 && nCount == m_pData->m_nDataLength) |
return *this; |
@@ -458,302 +353,23 @@ CFX_WideString CFX_WideString::Mid(FX_STRSIZE nFirst, FX_STRSIZE nCount) const { |
AllocCopy(dest, nCount, nFirst); |
return dest; |
} |
-CFX_WideString CFX_WideString::Right(FX_STRSIZE nCount) const { |
- if (!m_pData) { |
- return CFX_WideString(); |
- } |
- if (nCount < 0) { |
- nCount = 0; |
- } |
- if (nCount >= m_pData->m_nDataLength) { |
- return *this; |
- } |
- CFX_WideString dest; |
- AllocCopy(dest, nCount, m_pData->m_nDataLength - nCount); |
- return dest; |
-} |
-int CFX_WideString::CompareNoCase(const FX_WCHAR* lpsz) const { |
- if (!m_pData) { |
- return (!lpsz || lpsz[0] == 0) ? 0 : -1; |
- } |
- return FXSYS_wcsicmp(m_pData->m_String, lpsz); |
-} |
-int CFX_WideString::Compare(const CFX_WideString& str) const { |
- if (!m_pData) { |
- if (!str.m_pData) { |
- return 0; |
- } |
- return -1; |
- } |
- if (!str.m_pData) { |
- return 1; |
- } |
- int this_len = m_pData->m_nDataLength; |
- int that_len = str.m_pData->m_nDataLength; |
- int min_len = this_len < that_len ? this_len : that_len; |
- for (int i = 0; i < min_len; i++) { |
- if (m_pData->m_String[i] < str.m_pData->m_String[i]) { |
- return -1; |
- } |
- if (m_pData->m_String[i] > str.m_pData->m_String[i]) { |
- return 1; |
- } |
- } |
- if (this_len < that_len) { |
- return -1; |
- } |
- if (this_len > that_len) { |
- return 1; |
- } |
- return 0; |
-} |
-void CFX_WideString::SetAt(FX_STRSIZE nIndex, FX_WCHAR ch) { |
- if (!m_pData) { |
- return; |
- } |
- ASSERT(nIndex >= 0); |
- ASSERT(nIndex < m_pData->m_nDataLength); |
- CopyBeforeWrite(); |
- m_pData->m_String[nIndex] = ch; |
-} |
-void CFX_WideString::MakeLower() { |
- if (!m_pData) { |
- return; |
- } |
- CopyBeforeWrite(); |
- if (GetLength() < 1) { |
- return; |
- } |
- FXSYS_wcslwr(m_pData->m_String); |
-} |
-void CFX_WideString::MakeUpper() { |
- if (!m_pData) { |
- return; |
- } |
- CopyBeforeWrite(); |
- if (GetLength() < 1) { |
- return; |
- } |
- FXSYS_wcsupr(m_pData->m_String); |
-} |
-FX_STRSIZE CFX_WideString::Find(const FX_WCHAR* lpszSub, |
- FX_STRSIZE nStart) const { |
- FX_STRSIZE nLength = GetLength(); |
- if (nLength < 1 || nStart > nLength) { |
- return -1; |
- } |
- const FX_WCHAR* lpsz = FXSYS_wcsstr(m_pData->m_String + nStart, lpszSub); |
- return lpsz ? (int)(lpsz - m_pData->m_String) : -1; |
-} |
-FX_STRSIZE CFX_WideString::Find(FX_WCHAR ch, FX_STRSIZE nStart) const { |
- if (!m_pData) { |
- return -1; |
- } |
- FX_STRSIZE nLength = m_pData->m_nDataLength; |
- if (nStart >= nLength) { |
- return -1; |
- } |
- const FX_WCHAR* lpsz = FXSYS_wcschr(m_pData->m_String + nStart, ch); |
- return (lpsz) ? (int)(lpsz - m_pData->m_String) : -1; |
-} |
-void CFX_WideString::TrimRight(const FX_WCHAR* lpszTargetList) { |
- FXSYS_assert(lpszTargetList); |
- if (!m_pData || *lpszTargetList == 0) { |
- return; |
- } |
- CopyBeforeWrite(); |
- FX_STRSIZE len = GetLength(); |
- if (len < 1) { |
- return; |
- } |
- FX_STRSIZE pos = len; |
- while (pos) { |
- if (!FXSYS_wcschr(lpszTargetList, m_pData->m_String[pos - 1])) { |
- break; |
- } |
- pos--; |
- } |
- if (pos < len) { |
- m_pData->m_String[pos] = 0; |
- m_pData->m_nDataLength = pos; |
- } |
-} |
-void CFX_WideString::TrimRight(FX_WCHAR chTarget) { |
- FX_WCHAR str[2] = {chTarget, 0}; |
- TrimRight(str); |
-} |
-void CFX_WideString::TrimRight() { |
- TrimRight(L"\x09\x0a\x0b\x0c\x0d\x20"); |
-} |
-void CFX_WideString::TrimLeft(const FX_WCHAR* lpszTargets) { |
- FXSYS_assert(lpszTargets); |
- if (!m_pData || *lpszTargets == 0) { |
- return; |
- } |
- CopyBeforeWrite(); |
- if (GetLength() < 1) { |
- return; |
- } |
- const FX_WCHAR* lpsz = m_pData->m_String; |
- while (*lpsz != 0) { |
- if (!FXSYS_wcschr(lpszTargets, *lpsz)) { |
- break; |
- } |
- lpsz++; |
- } |
- if (lpsz != m_pData->m_String) { |
- int nDataLength = |
- m_pData->m_nDataLength - (FX_STRSIZE)(lpsz - m_pData->m_String); |
- FXSYS_memmove(m_pData->m_String, lpsz, |
- (nDataLength + 1) * sizeof(FX_WCHAR)); |
- m_pData->m_nDataLength = nDataLength; |
- } |
-} |
-void CFX_WideString::TrimLeft(FX_WCHAR chTarget) { |
- FX_WCHAR str[2] = {chTarget, 0}; |
- TrimLeft(str); |
-} |
-void CFX_WideString::TrimLeft() { |
- TrimLeft(L"\x09\x0a\x0b\x0c\x0d\x20"); |
-} |
-FX_STRSIZE CFX_WideString::Replace(const FX_WCHAR* lpszOld, |
- const FX_WCHAR* lpszNew) { |
- if (GetLength() < 1) { |
- return 0; |
- } |
- if (!lpszOld) { |
- return 0; |
- } |
- FX_STRSIZE nSourceLen = FXSYS_wcslen(lpszOld); |
- if (nSourceLen == 0) { |
- return 0; |
- } |
- FX_STRSIZE nReplacementLen = lpszNew ? FXSYS_wcslen(lpszNew) : 0; |
- FX_STRSIZE nCount = 0; |
- FX_WCHAR* lpszStart = m_pData->m_String; |
- FX_WCHAR* lpszEnd = m_pData->m_String + m_pData->m_nDataLength; |
- while (lpszStart < lpszEnd) { |
- FX_WCHAR* lpszTarget = FXSYS_wcsstr(lpszStart, lpszOld); |
- if (!lpszTarget) |
- break; |
- nCount++; |
- lpszStart = lpszTarget + nSourceLen; |
- } |
- if (nCount > 0) { |
- CopyBeforeWrite(); |
- FX_STRSIZE nOldLength = m_pData->m_nDataLength; |
- FX_STRSIZE nNewLength = |
- nOldLength + (nReplacementLen - nSourceLen) * nCount; |
- if (m_pData->m_nAllocLength < nNewLength || m_pData->m_nRefs > 1) { |
- StringData* pOldData = m_pData; |
- const FX_WCHAR* pstr = m_pData->m_String; |
- m_pData = StringData::Create(nNewLength); |
- if (!m_pData) { |
- return 0; |
- } |
- FXSYS_memcpy(m_pData->m_String, pstr, |
- pOldData->m_nDataLength * sizeof(FX_WCHAR)); |
- pOldData->Release(); |
- } |
- lpszStart = m_pData->m_String; |
- lpszEnd = m_pData->m_String + std::max(m_pData->m_nDataLength, nNewLength); |
- { |
- while (lpszStart < lpszEnd) { |
- FX_WCHAR* lpszTarget = FXSYS_wcsstr(lpszStart, lpszOld); |
- if (!lpszTarget) |
- break; |
- FX_STRSIZE nBalance = |
- nOldLength - |
- (FX_STRSIZE)(lpszTarget - m_pData->m_String + nSourceLen); |
- FXSYS_memmove(lpszTarget + nReplacementLen, lpszTarget + nSourceLen, |
- nBalance * sizeof(FX_WCHAR)); |
- FXSYS_memcpy(lpszTarget, lpszNew, nReplacementLen * sizeof(FX_WCHAR)); |
- lpszStart = lpszTarget + nReplacementLen; |
- lpszStart[nBalance] = 0; |
- nOldLength += (nReplacementLen - nSourceLen); |
- } |
- } |
- ASSERT(m_pData->m_String[nNewLength] == 0); |
- m_pData->m_nDataLength = nNewLength; |
- } |
- return nCount; |
-} |
-FX_STRSIZE CFX_WideString::Insert(FX_STRSIZE nIndex, FX_WCHAR ch) { |
- CopyBeforeWrite(); |
- if (nIndex < 0) { |
- nIndex = 0; |
- } |
- FX_STRSIZE nNewLength = GetLength(); |
- if (nIndex > nNewLength) { |
- nIndex = nNewLength; |
- } |
- nNewLength++; |
- if (!m_pData || m_pData->m_nAllocLength < nNewLength) { |
- StringData* pOldData = m_pData; |
- const FX_WCHAR* pstr = m_pData->m_String; |
- m_pData = StringData::Create(nNewLength); |
- if (!m_pData) { |
- return 0; |
- } |
- if (pOldData) { |
- FXSYS_memmove(m_pData->m_String, pstr, |
- (pOldData->m_nDataLength + 1) * sizeof(FX_WCHAR)); |
- pOldData->Release(); |
- } else { |
- m_pData->m_String[0] = 0; |
- } |
- } |
- FXSYS_memmove(m_pData->m_String + nIndex + 1, m_pData->m_String + nIndex, |
- (nNewLength - nIndex) * sizeof(FX_WCHAR)); |
- m_pData->m_String[nIndex] = ch; |
- m_pData->m_nDataLength = nNewLength; |
- return nNewLength; |
-} |
-FX_STRSIZE CFX_WideString::Delete(FX_STRSIZE nIndex, FX_STRSIZE nCount) { |
- if (GetLength() < 1) { |
- return 0; |
- } |
- if (nIndex < 0) { |
- nIndex = 0; |
- } |
- FX_STRSIZE nOldLength = m_pData->m_nDataLength; |
- if (nCount > 0 && nIndex < nOldLength) { |
- CopyBeforeWrite(); |
- int nBytesToCopy = nOldLength - (nIndex + nCount) + 1; |
- FXSYS_memmove(m_pData->m_String + nIndex, |
- m_pData->m_String + nIndex + nCount, |
- nBytesToCopy * sizeof(FX_WCHAR)); |
- m_pData->m_nDataLength = nOldLength - nCount; |
- } |
- return m_pData->m_nDataLength; |
-} |
-FX_STRSIZE CFX_WideString::Remove(FX_WCHAR chRemove) { |
- if (!m_pData) { |
- return 0; |
- } |
- CopyBeforeWrite(); |
- if (GetLength() < 1) { |
- return 0; |
- } |
- FX_WCHAR* pstrSource = m_pData->m_String; |
- FX_WCHAR* pstrDest = m_pData->m_String; |
- FX_WCHAR* pstrEnd = m_pData->m_String + m_pData->m_nDataLength; |
- while (pstrSource < pstrEnd) { |
- if (*pstrSource != chRemove) { |
- *pstrDest = *pstrSource; |
- pstrDest++; |
- } |
- pstrSource++; |
- } |
- *pstrDest = 0; |
- FX_STRSIZE nCount = (FX_STRSIZE)(pstrSource - pstrDest); |
- m_pData->m_nDataLength -= nCount; |
- return nCount; |
+ |
+void CFX_WideString::AllocCopy(CFX_WideString& dest, |
+ FX_STRSIZE nCopyLen, |
+ FX_STRSIZE nCopyIndex) const { |
+ if (nCopyLen <= 0) |
+ return; |
+ |
+ CFX_RetainPtr<StringData> pNewData( |
+ StringData::Create(m_pData->m_String + nCopyIndex, nCopyLen)); |
+ dest.m_pData.Swap(pNewData); |
} |
+ |
#define FORCE_ANSI 0x10000 |
#define FORCE_UNICODE 0x20000 |
#define FORCE_INT64 0x40000 |
-void CFX_WideString::FormatV(const FX_WCHAR* lpszFormat, va_list argList) { |
+ |
+void CFX_WideString::FormatV(const FX_WCHAR* pFormat, va_list argList) { |
va_list argListSave; |
#if defined(__ARMCC_VERSION) || \ |
(!defined(_MSC_VER) && (_FX_CPU_ == _FX_X64_ || _FX_CPU_ == _FX_IA64_ || \ |
@@ -764,71 +380,71 @@ void CFX_WideString::FormatV(const FX_WCHAR* lpszFormat, va_list argList) { |
argListSave = argList; |
#endif |
int nMaxLen = 0; |
- for (const FX_WCHAR* lpsz = lpszFormat; *lpsz != 0; lpsz++) { |
- if (*lpsz != '%' || *(lpsz = lpsz + 1) == '%') { |
- nMaxLen += FXSYS_wcslen(lpsz); |
+ for (const FX_WCHAR* pStr = pFormat; *pStr != 0; pStr++) { |
+ if (*pStr != '%' || *(pStr = pStr + 1) == '%') { |
+ nMaxLen += FXSYS_wcslen(pStr); |
continue; |
} |
int nItemLen = 0; |
int nWidth = 0; |
- for (; *lpsz != 0; lpsz++) { |
- if (*lpsz == '#') { |
+ for (; *pStr != 0; pStr++) { |
+ if (*pStr == '#') { |
nMaxLen += 2; |
- } else if (*lpsz == '*') { |
+ } else if (*pStr == '*') { |
nWidth = va_arg(argList, int); |
- } else if (*lpsz != '-' && *lpsz != '+' && *lpsz != '0' && *lpsz != ' ') { |
+ } else if (*pStr != '-' && *pStr != '+' && *pStr != '0' && *pStr != ' ') { |
break; |
} |
} |
if (nWidth == 0) { |
- nWidth = FXSYS_wtoi(lpsz); |
- while (std::iswdigit(*lpsz)) |
- ++lpsz; |
+ nWidth = FXSYS_wtoi(pStr); |
+ while (std::iswdigit(*pStr)) |
+ ++pStr; |
} |
if (nWidth < 0 || nWidth > 128 * 1024) { |
- lpszFormat = L"Bad width"; |
+ pFormat = L"Bad width"; |
nMaxLen = 10; |
break; |
} |
int nPrecision = 0; |
- if (*lpsz == '.') { |
- lpsz++; |
- if (*lpsz == '*') { |
+ if (*pStr == '.') { |
+ pStr++; |
+ if (*pStr == '*') { |
nPrecision = va_arg(argList, int); |
- lpsz++; |
+ pStr++; |
} else { |
- nPrecision = FXSYS_wtoi(lpsz); |
- while (std::iswdigit(*lpsz)) |
- ++lpsz; |
+ nPrecision = FXSYS_wtoi(pStr); |
+ while (std::iswdigit(*pStr)) |
+ ++pStr; |
} |
} |
if (nPrecision < 0 || nPrecision > 128 * 1024) { |
- lpszFormat = L"Bad precision"; |
+ pFormat = L"Bad precision"; |
nMaxLen = 14; |
break; |
} |
int nModifier = 0; |
- if (*lpsz == L'I' && *(lpsz + 1) == L'6' && *(lpsz + 2) == L'4') { |
- lpsz += 3; |
+ if (*pStr == L'I' && *(pStr + 1) == L'6' && *(pStr + 2) == L'4') { |
+ pStr += 3; |
nModifier = FORCE_INT64; |
} else { |
- switch (*lpsz) { |
+ switch (*pStr) { |
case 'h': |
nModifier = FORCE_ANSI; |
- lpsz++; |
+ pStr++; |
break; |
case 'l': |
nModifier = FORCE_UNICODE; |
- lpsz++; |
+ pStr++; |
break; |
case 'F': |
case 'N': |
case 'L': |
- lpsz++; |
+ pStr++; |
break; |
} |
} |
- switch (*lpsz | nModifier) { |
+ switch (*pStr | nModifier) { |
case 'c': |
case 'C': |
nItemLen = 2; |
@@ -880,7 +496,7 @@ void CFX_WideString::FormatV(const FX_WCHAR* lpszFormat, va_list argList) { |
} break; |
case 's' | FORCE_UNICODE: |
case 'S' | FORCE_UNICODE: { |
- FX_WCHAR* pstrNextArg = va_arg(argList, FX_WCHAR*); |
+ const FX_WCHAR* pstrNextArg = va_arg(argList, FX_WCHAR*); |
if (pstrNextArg) { |
nItemLen = FXSYS_wcslen(pstrNextArg); |
if (nItemLen < 1) { |
@@ -899,7 +515,7 @@ void CFX_WideString::FormatV(const FX_WCHAR* lpszFormat, va_list argList) { |
nItemLen = nWidth; |
} |
} else { |
- switch (*lpsz) { |
+ switch (*pStr) { |
case 'd': |
case 'i': |
case 'u': |
@@ -957,17 +573,332 @@ void CFX_WideString::FormatV(const FX_WCHAR* lpszFormat, va_list argList) { |
GetBuffer(nMaxLen); |
if (m_pData) { |
FXSYS_vswprintf((wchar_t*)m_pData->m_String, nMaxLen + 1, |
- (const wchar_t*)lpszFormat, argListSave); |
+ (const wchar_t*)pFormat, argListSave); |
ReleaseBuffer(); |
} |
va_end(argListSave); |
} |
-void CFX_WideString::Format(const FX_WCHAR* lpszFormat, ...) { |
+ |
+void CFX_WideString::Format(const FX_WCHAR* pFormat, ...) { |
va_list argList; |
- va_start(argList, lpszFormat); |
- FormatV(lpszFormat, argList); |
+ va_start(argList, pFormat); |
+ FormatV(pFormat, argList); |
va_end(argList); |
} |
+ |
+FX_STRSIZE CFX_WideString::Insert(FX_STRSIZE nIndex, FX_WCHAR ch) { |
+ FX_STRSIZE nNewLength = m_pData ? m_pData->m_nDataLength : 0; |
+ nIndex = std::max(nIndex, 0); |
+ nIndex = std::min(nIndex, nNewLength); |
+ nNewLength++; |
+ |
+ ReallocBeforeWrite(nNewLength); |
+ wmemmove(m_pData->m_String + nIndex + 1, m_pData->m_String + nIndex, |
+ nNewLength - nIndex); |
+ m_pData->m_String[nIndex] = ch; |
+ m_pData->m_nDataLength = nNewLength; |
+ return nNewLength; |
+} |
+ |
+CFX_WideString CFX_WideString::Right(FX_STRSIZE nCount) const { |
+ if (!m_pData) |
+ return CFX_WideString(); |
+ |
+ nCount = std::max(nCount, 0); |
+ if (nCount >= m_pData->m_nDataLength) |
+ return *this; |
+ |
+ CFX_WideString dest; |
+ AllocCopy(dest, nCount, m_pData->m_nDataLength - nCount); |
+ return dest; |
+} |
+ |
+CFX_WideString CFX_WideString::Left(FX_STRSIZE nCount) const { |
+ if (!m_pData) |
+ return CFX_WideString(); |
+ |
+ nCount = std::max(nCount, 0); |
+ if (nCount >= m_pData->m_nDataLength) |
+ return *this; |
+ |
+ CFX_WideString dest; |
+ AllocCopy(dest, nCount, 0); |
+ return dest; |
+} |
+ |
+FX_STRSIZE CFX_WideString::Find(FX_WCHAR ch, FX_STRSIZE nStart) const { |
+ if (!m_pData) |
+ return -1; |
+ |
+ if (nStart >= m_pData->m_nDataLength) |
+ return -1; |
+ |
+ const FX_WCHAR* pStr = FXSYS_wcschr(m_pData->m_String + nStart, ch); |
+ return pStr ? (int)(pStr - m_pData->m_String) : -1; |
+} |
+ |
+FX_STRSIZE CFX_WideString::Find(const CFX_WideStringC& pSub, |
+ FX_STRSIZE nStart) const { |
+ if (!m_pData) |
+ return -1; |
+ |
+ FX_STRSIZE nLength = m_pData->m_nDataLength; |
+ if (nStart > nLength) |
+ return -1; |
+ |
+ const FX_WCHAR* pStr = |
+ FX_wcsstr(m_pData->m_String + nStart, m_pData->m_nDataLength - nStart, |
+ pSub.c_str(), pSub.GetLength()); |
+ return pStr ? (int)(pStr - m_pData->m_String) : -1; |
+} |
+ |
+void CFX_WideString::MakeLower() { |
+ if (!m_pData) |
+ return; |
+ |
+ ReallocBeforeWrite(m_pData->m_nDataLength); |
+ FXSYS_wcslwr(m_pData->m_String); |
+} |
+ |
+void CFX_WideString::MakeUpper() { |
+ if (!m_pData) |
+ return; |
+ |
+ ReallocBeforeWrite(m_pData->m_nDataLength); |
+ FXSYS_wcsupr(m_pData->m_String); |
+} |
+ |
+FX_STRSIZE CFX_WideString::Remove(FX_WCHAR chRemove) { |
+ if (!m_pData || m_pData->m_nDataLength < 1) |
+ return 0; |
+ |
+ ReallocBeforeWrite(m_pData->m_nDataLength); |
+ FX_WCHAR* pstrSource = m_pData->m_String; |
+ FX_WCHAR* pstrDest = m_pData->m_String; |
+ FX_WCHAR* pstrEnd = m_pData->m_String + m_pData->m_nDataLength; |
+ while (pstrSource < pstrEnd) { |
+ if (*pstrSource != chRemove) { |
+ *pstrDest = *pstrSource; |
+ pstrDest++; |
+ } |
+ pstrSource++; |
+ } |
+ *pstrDest = 0; |
+ FX_STRSIZE nCount = (FX_STRSIZE)(pstrSource - pstrDest); |
+ m_pData->m_nDataLength -= nCount; |
+ return nCount; |
+} |
+ |
+FX_STRSIZE CFX_WideString::Replace(const CFX_WideStringC& pOld, |
+ const CFX_WideStringC& pNew) { |
+ if (!m_pData || pOld.IsEmpty()) |
+ return 0; |
+ |
+ FX_STRSIZE nSourceLen = pOld.GetLength(); |
+ FX_STRSIZE nReplacementLen = pNew.GetLength(); |
+ FX_STRSIZE nCount = 0; |
+ const FX_WCHAR* pStart = m_pData->m_String; |
+ FX_WCHAR* pEnd = m_pData->m_String + m_pData->m_nDataLength; |
+ while (1) { |
+ const FX_WCHAR* pTarget = FX_wcsstr(pStart, (FX_STRSIZE)(pEnd - pStart), |
+ pOld.c_str(), nSourceLen); |
+ if (!pTarget) |
+ break; |
+ |
+ nCount++; |
+ pStart = pTarget + nSourceLen; |
+ } |
+ if (nCount == 0) |
+ return 0; |
+ |
+ FX_STRSIZE nNewLength = |
+ m_pData->m_nDataLength + (nReplacementLen - nSourceLen) * nCount; |
+ |
+ if (nNewLength == 0) { |
+ clear(); |
+ return nCount; |
+ } |
+ |
+ CFX_RetainPtr<StringData> pNewData(StringData::Create(nNewLength)); |
+ pStart = m_pData->m_String; |
+ FX_WCHAR* pDest = pNewData->m_String; |
+ for (FX_STRSIZE i = 0; i < nCount; i++) { |
+ const FX_WCHAR* pTarget = FX_wcsstr(pStart, (FX_STRSIZE)(pEnd - pStart), |
+ pOld.c_str(), nSourceLen); |
+ wmemcpy(pDest, pStart, pTarget - pStart); |
+ pDest += pTarget - pStart; |
+ wmemcpy(pDest, pNew.c_str(), pNew.GetLength()); |
+ pDest += pNew.GetLength(); |
+ pStart = pTarget + nSourceLen; |
+ } |
+ wmemcpy(pDest, pStart, pEnd - pStart); |
+ m_pData.Swap(pNewData); |
+ return nCount; |
+} |
+ |
+void CFX_WideString::SetAt(FX_STRSIZE nIndex, FX_WCHAR ch) { |
+ if (!m_pData) { |
+ return; |
+ } |
+ ASSERT(nIndex >= 0); |
+ ASSERT(nIndex < m_pData->m_nDataLength); |
+ ReallocBeforeWrite(m_pData->m_nDataLength); |
+ m_pData->m_String[nIndex] = ch; |
+} |
+ |
+// static |
+CFX_WideString CFX_WideString::FromLocal(const CFX_ByteString& str) { |
+ return FromCodePage(str, 0); |
+} |
+ |
+// static |
+CFX_WideString CFX_WideString::FromCodePage(const CFX_ByteString& str, |
+ uint16_t codepage) { |
+ return CFX_CharMap::GetWideString(codepage, str); |
+} |
+ |
+// static |
+CFX_WideString CFX_WideString::FromUTF8(const CFX_ByteStringC& str) { |
+ if (str.IsEmpty()) |
+ return CFX_WideString(); |
+ |
+ CFX_UTF8Decoder decoder; |
+ for (FX_STRSIZE i = 0; i < str.GetLength(); i++) { |
+ decoder.Input(str[i]); |
+ } |
+ return decoder.GetResult(); |
+} |
+ |
+// static |
+CFX_WideString CFX_WideString::FromUTF16LE(const unsigned short* wstr, |
+ FX_STRSIZE wlen) { |
+ if (!wstr || 0 == wlen) { |
+ return CFX_WideString(); |
+ } |
+ |
+ CFX_WideString result; |
+ FX_WCHAR* buf = result.GetBuffer(wlen); |
+ for (int i = 0; i < wlen; i++) { |
+ buf[i] = wstr[i]; |
+ } |
+ result.ReleaseBuffer(wlen); |
+ return result; |
+} |
+ |
+int CFX_WideString::Compare(const FX_WCHAR* lpsz) const { |
+ if (m_pData) |
+ return FXSYS_wcscmp(m_pData->m_String, lpsz); |
+ return (!lpsz || lpsz[0] == 0) ? 0 : -1; |
+} |
+ |
+int CFX_WideString::Compare(const CFX_WideString& str) const { |
+ if (!m_pData) { |
+ if (!str.m_pData) { |
+ return 0; |
+ } |
+ return -1; |
+ } |
+ if (!str.m_pData) { |
+ return 1; |
+ } |
+ int this_len = m_pData->m_nDataLength; |
+ int that_len = str.m_pData->m_nDataLength; |
+ int min_len = this_len < that_len ? this_len : that_len; |
+ for (int i = 0; i < min_len; i++) { |
+ if (m_pData->m_String[i] < str.m_pData->m_String[i]) { |
+ return -1; |
+ } |
+ if (m_pData->m_String[i] > str.m_pData->m_String[i]) { |
+ return 1; |
+ } |
+ } |
+ if (this_len < that_len) { |
+ return -1; |
+ } |
+ if (this_len > that_len) { |
+ return 1; |
+ } |
+ return 0; |
+} |
+ |
+int CFX_WideString::CompareNoCase(const FX_WCHAR* lpsz) const { |
+ if (!m_pData) { |
+ return (!lpsz || lpsz[0] == 0) ? 0 : -1; |
+ } |
+ return FXSYS_wcsicmp(m_pData->m_String, lpsz); |
+} |
+ |
+FX_STRSIZE CFX_WideString::WStringLength(const unsigned short* str) { |
+ FX_STRSIZE len = 0; |
+ if (str) |
+ while (str[len]) |
+ len++; |
+ return len; |
+} |
+ |
+void CFX_WideString::TrimRight(const CFX_WideStringC& pTargets) { |
+ if (!m_pData || pTargets.IsEmpty()) { |
+ return; |
+ } |
+ ReallocBeforeWrite(m_pData->m_nDataLength); |
+ FX_STRSIZE pos = GetLength(); |
+ if (pos < 1) { |
+ return; |
+ } |
+ while (pos) { |
+ if (!FXSYS_wcschr(pTargets.c_str(), m_pData->m_String[pos - 1])) { |
+ break; |
+ } |
+ pos--; |
+ } |
+ if (pos < m_pData->m_nDataLength) { |
+ m_pData->m_String[pos] = 0; |
+ m_pData->m_nDataLength = pos; |
+ } |
+} |
+ |
+void CFX_WideString::TrimRight(FX_WCHAR chTarget) { |
+ FX_WCHAR str[2] = {chTarget, 0}; |
+ TrimRight(str); |
+} |
+ |
+void CFX_WideString::TrimRight() { |
+ TrimRight(L"\x09\x0a\x0b\x0c\x0d\x20"); |
+} |
+ |
+void CFX_WideString::TrimLeft(const CFX_WideStringC& pTargets) { |
+ if (!m_pData || pTargets.IsEmpty()) |
+ return; |
+ |
+ FX_STRSIZE len = GetLength(); |
+ if (len < 1) |
+ return; |
+ |
+ ReallocBeforeWrite(len); |
+ const FX_WCHAR* lpsz = m_pData->m_String; |
+ while (*lpsz != 0) { |
+ if (!FXSYS_wcschr(pTargets.c_str(), *lpsz)) { |
+ break; |
+ } |
+ lpsz++; |
+ } |
+ if (lpsz != m_pData->m_String) { |
+ int nDataLength = |
+ m_pData->m_nDataLength - (FX_STRSIZE)(lpsz - m_pData->m_String); |
+ FXSYS_memmove(m_pData->m_String, lpsz, |
+ (nDataLength + 1) * sizeof(FX_WCHAR)); |
+ m_pData->m_nDataLength = nDataLength; |
+ } |
+} |
+ |
+void CFX_WideString::TrimLeft(FX_WCHAR chTarget) { |
+ FX_WCHAR str[2] = {chTarget, 0}; |
+ TrimLeft(str); |
+} |
+ |
+void CFX_WideString::TrimLeft() { |
+ TrimLeft(L"\x09\x0a\x0b\x0c\x0d\x20"); |
+} |
FX_FLOAT FX_wtof(const FX_WCHAR* str, int len) { |
if (len == 0) { |
return 0.0; |
@@ -1001,9 +932,11 @@ FX_FLOAT FX_wtof(const FX_WCHAR* str, int len) { |
fraction += (FX_FLOAT)integer; |
return bNegative ? -fraction : fraction; |
} |
+ |
int CFX_WideString::GetInteger() const { |
return m_pData ? FXSYS_wtoi(m_pData->m_String) : 0; |
} |
+ |
FX_FLOAT CFX_WideString::GetFloat() const { |
return m_pData ? FX_wtof(m_pData->m_String, m_pData->m_nDataLength) : 0.0f; |
} |