5 files changed, 130 insertions, 0 deletions
diff --git a/extensions/browser/BUILD.gn b/extensions/browser/BUILD.gn
index 3a0adfd..06ed416 100644
--- a/extensions/browser/BUILD.gn
+++ b/extensions/browser/BUILD.gn
@@ -395,6 +395,9 @@ source_set("browser") {
       "image_util.h",
       "info_map.cc",
       "info_map.h",
+      "install/crx_installer_error.h",
+      "install/extension_install_ui.cc",
+      "install/extension_install_ui.h",
       "install_flag.h",
       "lazy_background_task_queue.cc",
       "lazy_background_task_queue.h",
diff --git a/extensions/browser/install/crx_installer_error.h b/extensions/browser/install/crx_installer_error.h
new file mode 100644
index 0000000..0376a79
--- /dev/null
+++ b/extensions/browser/install/crx_installer_error.h
@@ -0,0 +1,36 @@
+// Copyright (c) 2012 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 EXTENSIONS_BROWSER_INSTALL_CRX_INSTALLER_ERROR_H_
+#define EXTENSIONS_BROWSER_INSTALL_CRX_INSTALLER_ERROR_H_
+
+#include "base/strings/string16.h"
+
+namespace extensions {
+
+// Simple error class for CrxInstaller.
+class CrxInstallerError {
+ public:
+  // Typed errors that need to be handled specially by clients.
+  enum Type { ERROR_NONE, ERROR_OFF_STORE, ERROR_OTHER };
+
+  CrxInstallerError() : type_(ERROR_NONE) {}
+
+  explicit CrxInstallerError(const base::string16& message)
+      : type_(message.empty() ? ERROR_NONE : ERROR_OTHER), message_(message) {}
+
+  CrxInstallerError(Type type, const base::string16& message)
+      : type_(type), message_(message) {}
+
+  Type type() const { return type_; }
+  const base::string16& message() const { return message_; }
+
+ private:
+  Type type_;
+  base::string16 message_;
+};
+
+}  // namespace extensions
+
+#endif  // EXTENSIONS_BROWSER_INSTALL_CRX_INSTALLER_ERROR_H_
diff --git a/extensions/browser/install/extension_install_ui.cc b/extensions/browser/install/extension_install_ui.cc
new file mode 100644
index 0000000..03441b6
--- /dev/null
+++ b/extensions/browser/install/extension_install_ui.cc
@@ -0,0 +1,18 @@
+// Copyright (c) 2012 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.
+
+#include "extensions/browser/install/extension_install_ui.h"
+
+namespace extensions {
+
+// static
+bool ExtensionInstallUI::disable_failure_ui_for_tests_ = false;
+
+ExtensionInstallUI::ExtensionInstallUI() {
+}
+
+ExtensionInstallUI::~ExtensionInstallUI() {
+}
+
+}  // namespace extensions
diff --git a/extensions/browser/install/extension_install_ui.h b/extensions/browser/install/extension_install_ui.h
new file mode 100644
index 0000000..f9cbe4b
--- /dev/null
+++ b/extensions/browser/install/extension_install_ui.h
@@ -0,0 +1,70 @@
+// Copyright (c) 2012 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 EXTENSIONS_BROWSER_INSTALL_EXTENSION_INSTALL_UI_H_
+#define EXTENSIONS_BROWSER_INSTALL_EXTENSION_INSTALL_UI_H_
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "ui/gfx/native_widget_types.h"
+
+class SkBitmap;
+
+namespace extensions {
+class CrxInstallerError;
+class Extension;
+
+// Interface that should be implemented for each platform to display all the UI
+// around extension installation.
+class ExtensionInstallUI {
+ public:
+  ExtensionInstallUI();
+  virtual ~ExtensionInstallUI();
+
+  // Called when an extension was installed.
+  virtual void OnInstallSuccess(const extensions::Extension* extension,
+                                const SkBitmap* icon) = 0;
+
+  // Called when an extension failed to install.
+  virtual void OnInstallFailure(const extensions::CrxInstallerError& error) = 0;
+
+  // TODO(asargent) Normally we navigate to the new tab page when an app is
+  // installed, but we're experimenting with instead showing a bubble when
+  // an app is installed which points to the new tab button. This may become
+  // the default behavior in the future.
+  virtual void SetUseAppInstalledBubble(bool use_bubble) = 0;
+
+  // Opens apps UI and animates the app icon for the app with id |app_id|.
+  virtual void OpenAppInstalledUI(const std::string& app_id) = 0;
+
+  // Sets whether to show the default UI after completing the installation.
+  virtual void SetSkipPostInstallUI(bool skip_ui) = 0;
+
+  // Returns the gfx::NativeWindow to use as the parent for install dialogs.
+  // Returns NULL if the install dialog should be a top level window. This
+  // method is deprecated - do not add new callers.
+  // TODO(pkotwicz): Remove this method. crbug.com/422474
+  virtual gfx::NativeWindow GetDefaultInstallDialogParent() = 0;
+
+#if defined(UNIT_TEST)
+  static void set_disable_failure_ui_for_tests() {
+    disable_failure_ui_for_tests_ = true;
+  }
+#endif
+
+ protected:
+  static bool disable_failure_ui_for_tests() {
+    return disable_failure_ui_for_tests_;
+  }
+
+ private:
+  static bool disable_failure_ui_for_tests_;
+
+  DISALLOW_COPY_AND_ASSIGN(ExtensionInstallUI);
+};
+
+}  // namespace extensions
+
+#endif  // EXTENSIONS_BROWSER_INSTALL_EXTENSION_INSTALL_UI_H_
diff --git a/extensions/extensions.gyp b/extensions/extensions.gyp
index 41c11b0..0c9a8ac 100644
--- a/extensions/extensions.gyp
+++ b/extensions/extensions.gyp
@@ -695,6 +695,9 @@
         'browser/image_util.h',
         'browser/info_map.cc',
         'browser/info_map.h',
+        'browser/install/crx_installer_error.h',
+        'browser/install/extension_install_ui.cc',
+        'browser/install/extension_install_ui.h',
         'browser/install_flag.h',
         'browser/file_highlighter.cc',
         'browser/file_highlighter.h',