Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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..81393140d
--- /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 = 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: */