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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_infobar_delegate.h"
#include "chrome/browser/api/infobars/infobar_service.h"
#include "chrome/browser/extensions/extension_host.h"
#include "chrome/browser/extensions/extension_process_manager.h"
#include "chrome/browser/extensions/extension_system.h"
#include "chrome/browser/infobars/infobar.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/common/chrome_notification_types.h"
#include "chrome/common/extensions/extension.h"
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_source.h"
ExtensionInfoBarDelegate::~ExtensionInfoBarDelegate() {
if (observer_)
observer_->OnDelegateDeleted();
}
// static
void ExtensionInfoBarDelegate::Create(InfoBarService* infobar_service,
Browser* browser,
const extensions::Extension* extension,
const GURL& url,
int height) {
infobar_service->AddInfoBar(scoped_ptr<InfoBarDelegate>(
new ExtensionInfoBarDelegate(browser, infobar_service, extension, url,
height)));
}
ExtensionInfoBarDelegate::ExtensionInfoBarDelegate(
Browser* browser,
InfoBarService* infobar_service,
const extensions::Extension* extension,
const GURL& url,
int height)
: InfoBarDelegate(infobar_service),
browser_(browser),
observer_(NULL),
extension_(extension),
closing_(false) {
ExtensionProcessManager* manager =
extensions::ExtensionSystem::Get(browser->profile())->process_manager();
extension_host_.reset(manager->CreateInfobarHost(url, browser));
extension_host_->SetAssociatedWebContents(infobar_service->GetWebContents());
registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_HOST_VIEW_SHOULD_CLOSE,
content::Source<Profile>(browser->profile()));
registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED,
content::Source<Profile>(browser->profile()));
#if defined(TOOLKIT_VIEWS) || defined(TOOLKIT_GTK)
int default_height = InfoBar::kDefaultBarTargetHeight;
#elif defined(OS_MACOSX)
// TODO(pkasting): Once Infobars have been ported to Mac, we can remove the
// ifdefs and just use the Infobar constant below.
int default_height = 36;
#elif defined(OS_ANDROID)
// TODO(dtrainor): This is not used. Might need to pull this from Android UI
// level in the future. Tracked via issue 115303.
int default_height = 36;
#endif
height_ = std::max(0, height);
height_ = std::min(2 * default_height, height_);
if (height_ == 0)
height_ = default_height;
}
bool ExtensionInfoBarDelegate::EqualsDelegate(InfoBarDelegate* delegate) const {
ExtensionInfoBarDelegate* extension_delegate =
delegate->AsExtensionInfoBarDelegate();
// When an extension crashes, an InfoBar is shown (for the crashed extension).
// That will result in a call to this function (to see if this InfoBarDelegate
// is already showing the 'extension crashed InfoBar', which it never is), but
// if it is our extension that crashes, the extension delegate is NULL so
// we cannot check.
if (!extension_delegate)
return false;
// Only allow one InfoBar at a time per extension.
return extension_delegate->extension_host()->extension() ==
extension_host_->extension();
}
void ExtensionInfoBarDelegate::InfoBarDismissed() {
closing_ = true;
}
InfoBarDelegate::Type ExtensionInfoBarDelegate::GetInfoBarType() const {
return PAGE_ACTION_TYPE;
}
ExtensionInfoBarDelegate*
ExtensionInfoBarDelegate::AsExtensionInfoBarDelegate() {
return this;
}
void ExtensionInfoBarDelegate::Observe(
int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
if (type == chrome::NOTIFICATION_EXTENSION_HOST_VIEW_SHOULD_CLOSE) {
if (extension_host_.get() ==
content::Details<extensions::ExtensionHost>(details).ptr())
RemoveSelf();
} else {
DCHECK(type == chrome::NOTIFICATION_EXTENSION_UNLOADED);
if (extension_ ==
content::Details<extensions::UnloadedExtensionInfo>(
details)->extension) {
RemoveSelf();
}
}
}
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