Repo created

TMessagesProj/jni/voip/webrtc/base/file_version_info.h

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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"
+#include "base/strings/string16.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_MACOSX)
+  // 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_MACOSX
+
+#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 base::string16 company_name() = 0;
+  virtual base::string16 company_short_name() = 0;
+  virtual base::string16 product_name() = 0;
+  virtual base::string16 product_short_name() = 0;
+  virtual base::string16 internal_name() = 0;
+  virtual base::string16 product_version() = 0;
+  virtual base::string16 special_build() = 0;
+  virtual base::string16 original_filename() = 0;
+  virtual base::string16 file_description() = 0;
+  virtual base::string16 file_version() = 0;
+};
+
+#endif  // BASE_FILE_VERSION_INFO_H_