Add managedModePrivate.onChange event

BUG=120635
TEST=none


Review URL: https://chromiumcodereview.appspot.com/10391011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@137412 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 45 insertions, 1 deletions

diff --git a/chrome/browser/extensions/extension_managed_mode_api.cc b/chrome/browser/extensions/extension_managed_mode_api.cc
index 2cd834b2..44ac940 100644
--- a/chrome/browser/extensions/extension_managed_mode_api.cc
+++ b/chrome/browser/extensions/extension_managed_mode_api.cc
@@ -9,11 +9,22 @@
 #include <string>
 
 #include "base/bind.h"
-#include "chrome/browser/managed_mode.h"
+#include "base/json/json_writer.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/extensions/extension_event_router.h"
 #include "chrome/browser/extensions/extension_preference_api_constants.h"
+#include "chrome/browser/managed_mode.h"
+#include "chrome/browser/prefs/pref_service.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/common/chrome_notification_types.h"
+#include "chrome/common/pref_names.h"
+#include "content/public/browser/notification_details.h"
 
 namespace {
 
+// Event that is fired when we enter or leave managed mode.
+const char kChangeEventName[] = "experimental.managedMode.onChange";
+
 // Key to report whether the attempt to enter managed mode succeeded.
 const char kEnterSuccessKey[] = "success";
 
@@ -21,6 +32,39 @@ const char kEnterSuccessKey[] = "success";
 
 namespace keys = extension_preference_api_constants;
 
+ExtensionManagedModeEventRouter::ExtensionManagedModeEventRouter(
+    Profile* profile) : profile_(profile) {
+}
+
+void ExtensionManagedModeEventRouter::Init() {
+  registrar_.Init(g_browser_process->local_state());
+  registrar_.Add(prefs::kInManagedMode, this);
+}
+
+ExtensionManagedModeEventRouter::~ExtensionManagedModeEventRouter() {
+}
+
+void ExtensionManagedModeEventRouter::Observe(
+    int type,
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
+  DCHECK_EQ(chrome::NOTIFICATION_PREF_CHANGED, type);
+  const std::string& pref_name =
+      *content::Details<std::string>(details).ptr();
+  DCHECK_EQ(std::string(prefs::kInManagedMode), pref_name);
+
+  ListValue args;
+  DictionaryValue* dict = new DictionaryValue();
+  args.Append(dict);
+  dict->SetBoolean(extension_preference_api_constants::kValue,
+      g_browser_process->local_state()->GetBoolean(prefs::kInManagedMode));
+  std::string json_args;
+  base::JSONWriter::Write(&args, &json_args);
+  ExtensionEventRouter* event_router = profile_->GetExtensionEventRouter();
+  event_router->DispatchEventToRenderers(kChangeEventName, json_args,
+                                         NULL, GURL());
+}
+
 GetManagedModeFunction::~GetManagedModeFunction() { }
 
 bool GetManagedModeFunction::RunImpl() {