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// 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 "chrome/browser/extensions/extension_web_ui_override_registrar.h"
#include "base/lazy_instance.h"
#include "chrome/browser/extensions/extension_web_ui.h"
#include "chrome/browser/profiles/profile.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/extension_system.h"
#include "extensions/common/one_shot_event.h"
namespace extensions {
ExtensionWebUIOverrideRegistrar::ExtensionWebUIOverrideRegistrar(
content::BrowserContext* context)
: extension_registry_observer_(this),
weak_factory_(this) {
ExtensionWebUI::InitializeChromeURLOverrides(
Profile::FromBrowserContext(context));
extension_registry_observer_.Add(ExtensionRegistry::Get(context));
ExtensionSystem::Get(context)->ready().Post(
FROM_HERE,
base::Bind(&ExtensionWebUIOverrideRegistrar::OnExtensionSystemReady,
weak_factory_.GetWeakPtr(),
context));
}
ExtensionWebUIOverrideRegistrar::~ExtensionWebUIOverrideRegistrar() {
}
void ExtensionWebUIOverrideRegistrar::OnExtensionLoaded(
content::BrowserContext* browser_context,
const Extension* extension) {
ExtensionWebUI::RegisterOrActivateChromeURLOverrides(
Profile::FromBrowserContext(browser_context),
URLOverrides::GetChromeURLOverrides(extension));
}
void ExtensionWebUIOverrideRegistrar::OnExtensionUnloaded(
content::BrowserContext* browser_context,
const Extension* extension,
UnloadedExtensionInfo::Reason reason) {
ExtensionWebUI::DeactivateChromeURLOverrides(
Profile::FromBrowserContext(browser_context),
URLOverrides::GetChromeURLOverrides(extension));
}
void ExtensionWebUIOverrideRegistrar::OnExtensionUninstalled(
content::BrowserContext* browser_context,
const Extension* extension,
UninstallReason reason) {
ExtensionWebUI::UnregisterChromeURLOverrides(
Profile::FromBrowserContext(browser_context),
URLOverrides::GetChromeURLOverrides(extension));
}
void ExtensionWebUIOverrideRegistrar::OnExtensionSystemReady(
content::BrowserContext* context) {
ExtensionWebUI::ValidateChromeURLOverrides(
Profile::FromBrowserContext(context));
}
static base::LazyInstance<
BrowserContextKeyedAPIFactory<ExtensionWebUIOverrideRegistrar> > g_factory =
LAZY_INSTANCE_INITIALIZER;
// static
BrowserContextKeyedAPIFactory<ExtensionWebUIOverrideRegistrar>*
ExtensionWebUIOverrideRegistrar::GetFactoryInstance() {
return g_factory.Pointer();
}
} // namespace extensions
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