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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_FILE_VERSION_INFO_H_
#define BASE_FILE_VERSION_INFO_H_
#include <memory>
#include <string>
#include "build/build_config.h"
#include "base/base_export.h"
#if defined(OS_WIN)
#include <windows.h>
#endif
namespace base {
class FilePath;
}
// Provides an interface for accessing the version information for a file. This
// is the information you access when you select a file in the Windows Explorer,
// right-click select Properties, then click the Version tab, and on the Mac
// when you select a file in the Finder and do a Get Info.
//
// This list of properties is straight out of Win32's VerQueryValue
// <http://msdn.microsoft.com/en-us/library/ms647464.aspx> and the Mac
// version returns values from the Info.plist as appropriate. TODO(avi): make
// this a less-obvious Windows-ism.
class BASE_EXPORT FileVersionInfo {
public:
virtual ~FileVersionInfo() {}
#if defined(OS_WIN) || defined(OS_APPLE)
// Creates a FileVersionInfo for the specified path. Returns nullptr if
// something goes wrong (typically the file does not exit or cannot be
// opened).
static std::unique_ptr<FileVersionInfo> CreateFileVersionInfo(
const base::FilePath& file_path);
#endif // OS_WIN || OS_APPLE
#if defined(OS_WIN)
// Creates a FileVersionInfo for the specified module. Returns nullptr in
// case of error.
static std::unique_ptr<FileVersionInfo> CreateFileVersionInfoForModule(
HMODULE module);
#else
// Creates a FileVersionInfo for the current module. Returns nullptr in case
// of error.
static std::unique_ptr<FileVersionInfo>
CreateFileVersionInfoForCurrentModule();
#endif // OS_WIN
// Accessors to the different version properties.
// Returns an empty string if the property is not found.
virtual std::u16string company_name() = 0;
virtual std::u16string company_short_name() = 0;
virtual std::u16string product_name() = 0;
virtual std::u16string product_short_name() = 0;
virtual std::u16string internal_name() = 0;
virtual std::u16string product_version() = 0;
virtual std::u16string special_build() = 0;
virtual std::u16string original_filename() = 0;
virtual std::u16string file_description() = 0;
virtual std::u16string file_version() = 0;
};
#endif // BASE_FILE_VERSION_INFO_H_
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