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// Copyright (c) 2009 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_browser_event_router.h"
#include "base/json_writer.h"
#include "base/values.h"
#include "chrome/browser/browser.h"
#include "chrome/browser/profile.h"
#include "chrome/browser/extensions/extension.h"
#include "chrome/browser/extensions/extension_message_service.h"
#include "chrome/browser/extensions/extension_tabs_module.h"
#include "chrome/common/notification_service.h"
const char* kOnTabMoved = "tab-moved";
ExtensionBrowserEventRouter* ExtensionBrowserEventRouter::GetInstance() {
return Singleton<ExtensionBrowserEventRouter>::get();
}
void ExtensionBrowserEventRouter::Init() {
if (initialized_)
return;
NotificationService::current()->AddObserver(this,
NotificationType::BROWSER_OPENED, NotificationService::AllSources());
NotificationService::current()->AddObserver(this,
NotificationType::BROWSER_CLOSED, NotificationService::AllSources());
initialized_ = true;
}
ExtensionBrowserEventRouter::ExtensionBrowserEventRouter()
: initialized_(false) { }
// NotificationObserver
void ExtensionBrowserEventRouter::Observe(NotificationType type,
const NotificationSource& source, const NotificationDetails& details) {
Browser* browser;
switch (type.value) {
case(NotificationType::BROWSER_OPENED) :
browser = Source<Browser>(source).ptr();
browser->tabstrip_model()->AddObserver(this);
break;
case(NotificationType::BROWSER_CLOSED) :
browser = Source<Browser>(source).ptr();
browser->tabstrip_model()->RemoveObserver(this);
break;
default:
NOTREACHED();
break;
}
}
void ExtensionBrowserEventRouter::TabInsertedAt(TabContents* contents,
int index,
bool foreground) { }
void ExtensionBrowserEventRouter::TabClosingAt(TabContents* contents,
int index) { }
void ExtensionBrowserEventRouter::TabDetachedAt(TabContents* contents,
int index) { }
void ExtensionBrowserEventRouter::TabSelectedAt(TabContents* old_contents,
TabContents* new_contents,
int index,
bool user_gesture) { }
void ExtensionBrowserEventRouter::TabMoved(TabContents* contents,
int from_index,
int to_index) {
Profile *profile = contents->profile();
ListValue args;
DictionaryValue *object_args = new DictionaryValue();
object_args->Set(L"tabId", Value::CreateIntegerValue(
ExtensionTabUtil::GetTabId(contents)));
object_args->Set(L"windowId", Value::CreateIntegerValue(
ExtensionTabUtil::GetWindowIdOfTab(contents)));
object_args->Set(L"fromIndex", Value::CreateIntegerValue(from_index));
object_args->Set(L"toIndex", Value::CreateIntegerValue(to_index));
args.Append(object_args);
std::string json_args;
JSONWriter::Write(&args, false, &json_args);
ExtensionMessageService::GetInstance(profile->GetRequestContext())->
DispatchEventToRenderers(kOnTabMoved, json_args);
}
void ExtensionBrowserEventRouter::TabChangedAt(TabContents* contents,
int index,
bool loading_only) { }
void ExtensionBrowserEventRouter::TabStripEmpty() { }
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