diff options
Diffstat (limited to 'shell/source/win32/shlxthandler/columninfo')
| -rw-r--r-- | shell/source/win32/shlxthandler/columninfo/columninfo.cxx | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/shell/source/win32/shlxthandler/columninfo/columninfo.cxx b/shell/source/win32/shlxthandler/columninfo/columninfo.cxx new file mode 100644 index 000000000..d1329e0fe --- /dev/null +++ b/shell/source/win32/shlxthandler/columninfo/columninfo.cxx @@ -0,0 +1,198 @@ +/* -*- 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 <global.hxx> +#include <columninfo.hxx> +#include <fileextensions.hxx> +#include <metainforeader.hxx> +#include <utilities.hxx> +#include <config.hxx> + +#include <sal/macros.h> +#include <malloc.h> + +namespace /* private */ +{ + const SHCOLUMNINFO ColumnInfoTable[] = + { + {{PSGUID_SUMMARYINFORMATION, PIDSI_TITLE}, VT_BSTR, LVCFMT_LEFT, 30, SHCOLSTATE_TYPE_STR, L"Title", L"Title"}, + {{PSGUID_SUMMARYINFORMATION, PIDSI_AUTHOR}, VT_BSTR, LVCFMT_LEFT, 30, SHCOLSTATE_TYPE_STR, L"Author", L"Author"}, + {{PSGUID_SUMMARYINFORMATION, PIDSI_SUBJECT}, VT_BSTR, LVCFMT_LEFT, 30, SHCOLSTATE_TYPE_STR, L"Subject", L"Subject"}, + {{PSGUID_SUMMARYINFORMATION, PIDSI_KEYWORDS}, VT_BSTR, LVCFMT_LEFT, 30, SHCOLSTATE_TYPE_STR, L"Keywords", L"Keywords"}, + {{PSGUID_SUMMARYINFORMATION, PIDSI_COMMENTS}, VT_BSTR, LVCFMT_LEFT, 30, SHCOLSTATE_TYPE_STR, L"Comments", L"Comments"}, + {{PSGUID_SUMMARYINFORMATION, PIDSI_PAGECOUNT},VT_BSTR, LVCFMT_LEFT, 30, SHCOLSTATE_TYPE_STR, L"Pagecount", L"Pagecount"} + }; + + size_t ColumnInfoTableSize = SAL_N_ELEMENTS(ColumnInfoTable); + +bool IsOOFileExtension(wchar_t const * Extension) +{ + for (size_t i = 0; i < OOFileExtensionTableSize; i++) + { + if (0 == _wcsicmp(Extension, OOFileExtensionTable[i].ExtensionU)) + return true; + } + + return false; +} + +} + + +CColumnInfo::CColumnInfo(long RefCnt) : + m_RefCnt(RefCnt) +{ + InterlockedIncrement(&g_DllRefCnt); +} + + +CColumnInfo::~CColumnInfo() +{ + InterlockedDecrement(&g_DllRefCnt); +} + + +// IUnknown methods + + +COM_DECLSPEC_NOTHROW HRESULT STDMETHODCALLTYPE CColumnInfo::QueryInterface(REFIID riid, void __RPC_FAR *__RPC_FAR *ppvObject) +{ + *ppvObject = nullptr; + + if (IID_IUnknown == riid || IID_IColumnProvider == riid) + { + IUnknown* pUnk = static_cast<IColumnProvider*>(this); + pUnk->AddRef(); + *ppvObject = pUnk; + return S_OK; + } + + return E_NOINTERFACE; +} + + +COM_DECLSPEC_NOTHROW ULONG STDMETHODCALLTYPE CColumnInfo::AddRef() +{ + return InterlockedIncrement(&m_RefCnt); +} + + +COM_DECLSPEC_NOTHROW ULONG STDMETHODCALLTYPE CColumnInfo::Release() +{ + long refcnt = InterlockedDecrement(&m_RefCnt); + + if (0 == m_RefCnt) + delete this; + + return refcnt; +} + + +// IColumnProvider + + +COM_DECLSPEC_NOTHROW HRESULT STDMETHODCALLTYPE CColumnInfo::Initialize(LPCSHCOLUMNINIT /*psci*/) +{ + return S_OK; +} + +// Register all columns we support +COM_DECLSPEC_NOTHROW HRESULT STDMETHODCALLTYPE CColumnInfo::GetColumnInfo(DWORD dwIndex, SHCOLUMNINFO *psci) +{ + if (dwIndex >= ColumnInfoTableSize) + return S_FALSE; + + // Return information on each column we support. Return S_FALSE + // to indicate that we have returned information on all our + // columns. GetColumnInfo will be called repeatedly until S_FALSE + // or an error is returned + psci->scid.fmtid = ColumnInfoTable[dwIndex].scid.fmtid; + psci->scid.pid = ColumnInfoTable[dwIndex].scid.pid; + ZeroMemory(psci->wszTitle, sizeof(psci->wszTitle)); + wcsncpy(psci->wszTitle, ColumnInfoTable[dwIndex].wszTitle, + SAL_N_ELEMENTS(psci->wszTitle) - 1); + + return S_OK; +} + +COM_DECLSPEC_NOTHROW HRESULT STDMETHODCALLTYPE CColumnInfo::GetItemData(LPCSHCOLUMNID pscid, LPCSHCOLUMNDATA pscd, VARIANT *pvarData) +{ + if (IsOOFileExtension(pscd->pwszExt)) + { + try + { + std::wstring fname = getShortPathName( std::wstring( pscd->wszFile ) ); + + CMetaInfoReader meta_info_accessor(fname); + + VariantClear(pvarData); + + if (IsEqualGUID (pscid->fmtid, FMTID_SummaryInformation) && pscid->pid == PIDSI_TITLE) + { + pvarData->vt = VT_BSTR; + pvarData->bstrVal = SysAllocString(meta_info_accessor.getTagData( META_INFO_TITLE ).c_str()); + + return S_OK; + } + else if (IsEqualGUID (pscid->fmtid, FMTID_SummaryInformation) && pscid->pid == PIDSI_AUTHOR) + { + pvarData->vt = VT_BSTR; + pvarData->bstrVal = SysAllocString(meta_info_accessor.getTagData( META_INFO_AUTHOR).c_str()); + + return S_OK; + } + else if (IsEqualGUID (pscid->fmtid, FMTID_SummaryInformation) && pscid->pid == PIDSI_SUBJECT) + { + pvarData->vt = VT_BSTR; + pvarData->bstrVal = SysAllocString(meta_info_accessor.getTagData( META_INFO_SUBJECT).c_str()); + + return S_OK; + } + else if (IsEqualGUID (pscid->fmtid, FMTID_SummaryInformation) && pscid->pid == PIDSI_KEYWORDS) + { + pvarData->vt = VT_BSTR; + pvarData->bstrVal = SysAllocString(meta_info_accessor.getTagData( META_INFO_KEYWORDS).c_str()); + + return S_OK; + } + else if (IsEqualGUID (pscid->fmtid, FMTID_SummaryInformation) && pscid->pid == PIDSI_COMMENTS) + { + pvarData->vt = VT_BSTR; + pvarData->bstrVal = SysAllocString(meta_info_accessor.getTagData( META_INFO_DESCRIPTION).c_str()); + + return S_OK; + } + else if (IsEqualGUID (pscid->fmtid, FMTID_SummaryInformation) && pscid->pid == PIDSI_PAGECOUNT) + { + pvarData->vt = VT_BSTR; + pvarData->bstrVal = SysAllocString(meta_info_accessor.getTagAttribute( META_INFO_DOCUMENT_STATISTIC, META_INFO_PAGES).c_str()); + + return S_OK; + } + } + catch (const std::exception&) + { + return S_FALSE; + } + } + + return S_FALSE; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |