diff options
Diffstat (limited to 'fpicker/source/win32/filepicker/getfilenamewrapper.cxx')
| -rw-r--r-- | fpicker/source/win32/filepicker/getfilenamewrapper.cxx | 260 |
1 files changed, 0 insertions, 260 deletions
diff --git a/fpicker/source/win32/filepicker/getfilenamewrapper.cxx b/fpicker/source/win32/filepicker/getfilenamewrapper.cxx deleted file mode 100644 index a7a5a3d764e6..000000000000 --- a/fpicker/source/win32/filepicker/getfilenamewrapper.cxx +++ /dev/null @@ -1,260 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/* - * This file is part of the LibreOffice project. - * - * 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/. - * - * This file incorporates work covered by the following license notice: - * - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed - * with this work for additional information regarding copyright - * ownership. The ASF licenses this file to you under the Apache - * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 . - */ - -#include <sal/config.h> - -#include <memory> -#include <stdio.h> -#include <osl/diagnose.h> -#include <osl/thread.h> -#include <sal/log.hxx> -#include "getfilenamewrapper.hxx" - -#if defined _MSC_VER -#pragma warning(push, 1) -#endif -#include <objbase.h> -#include <process.h> -#if defined _MSC_VER -#pragma warning(pop) -#endif - -namespace /* private */ -{ - - - // This class prevents changing of the working - // directory. - - class CurDirGuard - { - bool m_bValid; - wchar_t* m_pBuffer; - DWORD m_nBufLen; - - public: - CurDirGuard() - : m_bValid( false ) - , m_pBuffer( nullptr ) - , m_nBufLen( 0 ) - { - m_nBufLen = GetCurrentDirectoryW( 0, nullptr ); - if ( m_nBufLen ) - { - m_pBuffer = new wchar_t[m_nBufLen]; - m_bValid = ( GetCurrentDirectoryW( m_nBufLen, m_pBuffer ) == ( m_nBufLen - 1 ) ); - } - } - - ~CurDirGuard() - { - bool bDirSet = false; - - if ( m_pBuffer ) - { - if ( m_bValid ) - { - if ( m_nBufLen - 1 > MAX_PATH ) - { - DWORD nNewLen = m_nBufLen + 8; - auto pNewBuffer = std::unique_ptr<wchar_t>(new wchar_t[nNewLen]); - if ( m_nBufLen > 3 && m_pBuffer[0] == (wchar_t)'\\' && m_pBuffer[1] == (wchar_t)'\\' ) - { - if ( m_pBuffer[2] == (wchar_t)'?' ) - _snwprintf( pNewBuffer.get(), nNewLen, L"%s", m_pBuffer ); - else - _snwprintf( pNewBuffer.get(), nNewLen, L"\\\\?\\UNC\\%s", m_pBuffer+2 ); - } - else - _snwprintf( pNewBuffer.get(), nNewLen, L"\\\\?\\%s", m_pBuffer ); - bDirSet = SetCurrentDirectoryW( pNewBuffer.get() ); - } - else - bDirSet = SetCurrentDirectoryW( m_pBuffer ); - } - - delete [] m_pBuffer; - m_pBuffer = nullptr; - } - - if ( !bDirSet ) - { - // the fallback solution - wchar_t pPath[MAX_PATH+1]; - if ( GetWindowsDirectoryW( pPath, MAX_PATH+1 ) <= MAX_PATH ) - { - SetCurrentDirectoryW( pPath ); - } - else - { - // the system path is also too long?!! - } - } - } - }; - - - struct GetFileNameParam - { - GetFileNameParam(bool bOpen, LPOPENFILENAME lpofn) : - m_bOpen(bOpen), - m_lpofn(lpofn), - m_bRet(false), - m_ExtErr(0) - {} - - bool m_bOpen; - LPOPENFILENAME m_lpofn; - bool m_bRet; - int m_ExtErr; - }; - - - unsigned __stdcall ThreadProc(void* pParam) - { - osl_setThreadName("fpicker GetOpenFileName"); - - CurDirGuard aGuard; - - GetFileNameParam* lpgfnp = - static_cast<GetFileNameParam*>(pParam); - - HRESULT hr = OleInitialize( nullptr ); - - if (lpgfnp->m_bOpen) - lpgfnp->m_bRet = GetOpenFileName(lpgfnp->m_lpofn); - else - lpgfnp->m_bRet = GetSaveFileName(lpgfnp->m_lpofn); - - lpgfnp->m_ExtErr = CommDlgExtendedError(); - - if ( SUCCEEDED( hr ) ) - OleUninitialize(); - - return 0; - } - - - // executes GetOpenFileName/GetSaveFileName in - // a separate thread - - - bool ThreadExecGetFileName(LPOPENFILENAME lpofn, bool bOpen, /*out*/ int& ExtErr) - { - GetFileNameParam gfnp(bOpen,lpofn); - unsigned id; - - HANDLE hThread = reinterpret_cast<HANDLE>( - _beginthreadex(nullptr, 0, ThreadProc, &gfnp, 0, &id)); - - SAL_WARN_IF( !hThread, "fpicker", "could not create STA thread"); - - WaitForSingleObject(hThread, INFINITE); - CloseHandle(hThread); - - ExtErr = gfnp.m_ExtErr; - - return gfnp.m_bRet; - } - - - // This function returns true if the calling - // thread belongs to a Multithreaded Apartment - // (MTA) - - - bool IsMTA() - { - HRESULT hr = CoInitialize(nullptr); - - if (RPC_E_CHANGED_MODE == hr) - return true; - - if(SUCCEEDED(hr)) - CoUninitialize(); - - return false; - } - -} // namespace private - - -CGetFileNameWrapper::CGetFileNameWrapper() : - m_ExtendedDialogError(0) -{ -} - - -bool CGetFileNameWrapper::getOpenFileName(LPOPENFILENAME lpofn) -{ - OSL_PRECOND(lpofn,"invalid parameter"); - - bool bRet = false; - - if (IsMTA()) - { - bRet = ThreadExecGetFileName( - lpofn, true, m_ExtendedDialogError); - } - else - { - CurDirGuard aGuard; - - HRESULT hr = OleInitialize( nullptr ); - - bRet = GetOpenFileName(lpofn); - m_ExtendedDialogError = CommDlgExtendedError(); - - if ( SUCCEEDED( hr ) ) - OleUninitialize(); - } - - return bRet; -} - - -bool CGetFileNameWrapper::getSaveFileName(LPOPENFILENAME lpofn) -{ - OSL_PRECOND(lpofn,"invalid parameter"); - - bool bRet = false; - - if (IsMTA()) - { - bRet = ThreadExecGetFileName( - lpofn, false, m_ExtendedDialogError); - } - else - { - CurDirGuard aGuard; - - bRet = GetSaveFileName(lpofn); - m_ExtendedDialogError = CommDlgExtendedError(); - } - - return bRet; -} - - -int CGetFileNameWrapper::commDlgExtendedError( ) -{ - return m_ExtendedDialogError; -} - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |