More installer refactoring in the interest of fixing some bugs and cleaning t...

chrome/installer/util/package_properties.h

-// 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 CHROME_INSTALLER_UTIL_PACKAGE_PROPERTIES_H_
-#define CHROME_INSTALLER_UTIL_PACKAGE_PROPERTIES_H_
-#pragma once
-
-#include <windows.h>
-
-#include <string>
-
-#include "base/basictypes.h"
-
-namespace installer {
-enum InstallStatus;
-};
-
-namespace installer {
-
-// Pure virtual interface that exposes properties of a package installation.
-// A package represents a set of binaries on disk that can be shared by two or
-// more products.  Also see the Package class for further details.
-// PackageProperties is comparable to the BrowserDistribution class but the
-// difference is that the BrowserDistribution class represents a product
-// installation whereas PackageProperties represents a package
-// (horizontal vs vertical).
-class PackageProperties {
- public:
-  PackageProperties() {}
-  virtual ~PackageProperties() {}
-
-  static const char kPackageProductName[];
-
-  // Returns true iff this package will be updated by Google Update.
-  virtual bool ReceivesUpdates() const = 0;
-
-  // Equivalent to BrowserDistribution::GetAppGuid()
-  virtual const std::wstring& GetAppGuid() = 0;
-  virtual const std::wstring& GetStateKey() = 0;
-  virtual const std::wstring& GetStateMediumKey() = 0;
-  virtual const std::wstring& GetVersionKey() = 0;
-  virtual void UpdateInstallStatus(bool system_level, bool incremental_install,
-      bool multi_install, installer::InstallStatus status) = 0;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(PackageProperties);
-};  // class PackageProperties
-
-class PackagePropertiesImpl : public PackageProperties {
- public:
-  explicit PackagePropertiesImpl(const wchar_t* guid,
-                                 const std::wstring& state_key,
-                                 const std::wstring& state_medium_key,
-                                 const std::wstring& version_key);
-  virtual ~PackagePropertiesImpl();
-
-  virtual const std::wstring& GetAppGuid();
-  virtual const std::wstring& GetStateKey();
-  virtual const std::wstring& GetStateMediumKey();
-  virtual const std::wstring& GetVersionKey();
-  virtual void UpdateInstallStatus(bool system_level, bool incremental_install,
-      bool multi_install, installer::InstallStatus status);
-
- protected:
-  std::wstring guid_;
-  std::wstring state_key_;
-  std::wstring state_medium_key_;
-  std::wstring version_key_;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(PackagePropertiesImpl);
-};  // class PackagePropertiesImpl
-
-class ChromiumPackageProperties : public PackagePropertiesImpl {
- public:
-  ChromiumPackageProperties();
-  virtual ~ChromiumPackageProperties();
-
-  virtual bool ReceivesUpdates() const {
-    return false;
-  }
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(ChromiumPackageProperties);
-};  // class ChromiumPackageProperties
-
-class ChromePackageProperties : public PackagePropertiesImpl {
- public:
-  ChromePackageProperties();
-  virtual ~ChromePackageProperties();
-
-  virtual bool ReceivesUpdates() const {
-    return true;
-  }
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(ChromePackageProperties);
-};  // class ChromePackageProperties
-
-#if defined(GOOGLE_CHROME_BUILD)
-typedef ChromePackageProperties ActivePackageProperties;
-#else
-typedef ChromiumPackageProperties ActivePackageProperties;
-#endif
-
-}  // namespace installer
-
-#endif  // CHROME_INSTALLER_UTIL_PACKAGE_PROPERTIES_H_