gecko-dev/widget/windows/IEnumFE.h
Ehsan Akhgari e368dc9c85 Bug 579517 - Part 1: Automated conversion of NSPR numeric types to stdint types in Gecko; r=bsmedberg
This patch was generated by a script.  Here's the source of the script for
future reference:

function convert() {
echo "Converting $1 to $2..."
find . ! -wholename "*nsprpub*" \
       ! -wholename "*security/nss*" \
       ! -wholename "*/.hg*" \
       ! -wholename "obj-ff-dbg*" \
       ! -name nsXPCOMCID.h \
       ! -name prtypes.h \
         -type f \
      \( -iname "*.cpp" \
         -o -iname "*.h" \
         -o -iname "*.c" \
         -o -iname "*.cc" \
         -o -iname "*.idl" \
         -o -iname "*.ipdl" \
         -o -iname "*.ipdlh" \
         -o -iname "*.mm" \) | \
    xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}

convert PRInt8 int8_t
convert PRUint8 uint8_t
convert PRInt16 int16_t
convert PRUint16 uint16_t
convert PRInt32 int32_t
convert PRUint32 uint32_t
convert PRInt64 int64_t
convert PRUint64 uint64_t

convert PRIntn int
convert PRUintn unsigned

convert PRSize size_t

convert PROffset32 int32_t
convert PROffset64 int64_t

convert PRPtrdiff ptrdiff_t

convert PRFloat64 double
2012-08-22 11:56:38 -04:00

91 lines
2.4 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
#ifndef IEnumeFE_h__
#define IEnumeFE_h__
/*
* CEnumFormatEtc - implements IEnumFORMATETC
*/
#include <ole2.h>
#include "nsTArray.h"
#include "mozilla/Attributes.h"
// FORMATETC container
class FormatEtc
{
public:
FormatEtc() { memset(&mFormat, 0, sizeof(FORMATETC)); }
FormatEtc(const FormatEtc& copy) { CopyIn(&copy.mFormat); }
~FormatEtc() { if (mFormat.ptd) CoTaskMemFree(mFormat.ptd); }
void CopyIn(const FORMATETC *aSrc) {
if (!aSrc) {
memset(&mFormat, 0, sizeof(FORMATETC));
return;
}
mFormat = *aSrc;
if (aSrc->ptd) {
mFormat.ptd = (DVTARGETDEVICE*)CoTaskMemAlloc(sizeof(DVTARGETDEVICE));
*(mFormat.ptd) = *(aSrc->ptd);
}
}
void CopyOut(LPFORMATETC aDest) {
if (!aDest)
return;
*aDest = mFormat;
if (mFormat.ptd) {
aDest->ptd = (DVTARGETDEVICE*)CoTaskMemAlloc(sizeof(DVTARGETDEVICE));
*(aDest->ptd) = *(mFormat.ptd);
}
}
private:
FORMATETC mFormat;
};
/*
* CEnumFormatEtc is created within IDataObject::EnumFormatEtc. This object lives
* on its own, that is, QueryInterface only knows IUnknown and IEnumFormatEtc,
* nothing more. We still use an outer unknown for reference counting, because as
* long as this enumerator lives, the data object should live, thereby keeping the
* application up.
*/
class CEnumFormatEtc MOZ_FINAL : public IEnumFORMATETC
{
public:
CEnumFormatEtc(nsTArray<FormatEtc>& aArray);
CEnumFormatEtc();
~CEnumFormatEtc();
// IUnknown impl.
STDMETHODIMP QueryInterface(REFIID riid, LPVOID *ppv);
STDMETHODIMP_(ULONG) AddRef();
STDMETHODIMP_(ULONG) Release();
// IEnumFORMATETC impl.
STDMETHODIMP Next(ULONG aMaxToFetch, FORMATETC *aResult, ULONG *aNumFetched);
STDMETHODIMP Skip(ULONG aSkipNum);
STDMETHODIMP Reset();
STDMETHODIMP Clone(LPENUMFORMATETC *aResult); // Addrefs
// Utils
void AddFormatEtc(LPFORMATETC aFormat);
private:
nsTArray<FormatEtc> mFormatList; // Formats
ULONG mRefCnt; // Object reference count
ULONG mCurrentIdx; // Current element
void SetIndex(uint32_t aIdx);
};
#endif //_IENUMFE_H_