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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.
#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_INFOBAR_DELEGATE_H_
#define CHROME_BROWSER_EXTENSIONS_EXTENSION_INFOBAR_DELEGATE_H_
#include "base/memory/scoped_ptr.h"
#include "chrome/browser/api/infobars/confirm_infobar_delegate.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
class Browser;
class GURL;
class InfoBarService;
namespace extensions {
class Extension;
class ExtensionHost;
}
// The InfobarDelegate for creating and managing state for the ExtensionInfobar
// plus monitor when the extension goes away.
class ExtensionInfoBarDelegate : public InfoBarDelegate,
public content::NotificationObserver {
public:
// The observer for when the delegate dies.
class DelegateObserver {
public:
virtual void OnDelegateDeleted() = 0;
protected:
virtual ~DelegateObserver() {}
};
virtual ~ExtensionInfoBarDelegate();
// Creates an extension delegate and adds it to |infobar_service|.
static void Create(InfoBarService* infobar_service,
Browser* browser,
const extensions::Extension* extension,
const GURL& url,
int height);
const extensions::Extension* extension() { return extension_; }
extensions::ExtensionHost* extension_host() { return extension_host_.get(); }
int height() { return height_; }
void set_observer(DelegateObserver* observer) { observer_ = observer; }
bool closing() const { return closing_; }
private:
ExtensionInfoBarDelegate(Browser* browser,
InfoBarService* infobar_service,
const extensions::Extension* extension,
const GURL& url,
int height);
// InfoBarDelegate:
virtual InfoBar* CreateInfoBar(InfoBarService* owner) OVERRIDE;
virtual bool EqualsDelegate(InfoBarDelegate* delegate) const OVERRIDE;
virtual void InfoBarDismissed() OVERRIDE;
virtual Type GetInfoBarType() const OVERRIDE;
virtual ExtensionInfoBarDelegate* AsExtensionInfoBarDelegate() OVERRIDE;
// content::NotificationObserver:
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE;
Browser* browser_;
// The extension host we are showing the InfoBar for. The delegate needs to
// own this since the InfoBar gets deleted and recreated when you switch tabs
// and come back (and we don't want the user's interaction with the InfoBar to
// get lost at that point).
scoped_ptr<extensions::ExtensionHost> extension_host_;
// The observer monitoring when the delegate dies.
DelegateObserver* observer_;
const extensions::Extension* extension_;
content::NotificationRegistrar registrar_;
// The requested height of the infobar (in pixels).
int height_;
// Whether we are currently animating to close. This is used to ignore
// ExtensionView::PreferredSizeChanged notifications.
bool closing_;
DISALLOW_COPY_AND_ASSIGN(ExtensionInfoBarDelegate);
};
#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_INFOBAR_DELEGATE_H_
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