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// Copyright (c) 2011 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_UI_VIEWS_EXTENSIONS_EXTENSION_DIALOG_H_
#define CHROME_BROWSER_UI_VIEWS_EXTENSIONS_EXTENSION_DIALOG_H_
#pragma once
#include "base/memory/ref_counted.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
#include "views/widget/widget_delegate.h"
class Browser;
class ExtensionDialogObserver;
class ExtensionHost;
class GURL;
class TabContents;
namespace views {
class View;
class Widget;
}
// Modal dialog containing contents provided by an extension.
// Dialog is automatically centered in the browser window and has fixed size.
// For example, used by the Chrome OS file browser.
class ExtensionDialog : public views::WidgetDelegate,
public content::NotificationObserver,
public base::RefCounted<ExtensionDialog> {
public:
virtual ~ExtensionDialog();
// Create and show a dialog with |url| centered over the browser window.
// |browser| is the browser to which the pop-up will be attached.
// |tab_contents| is the tab that spawned the dialog.
// |width| and |height| are the size of the dialog in pixels.
static ExtensionDialog* Show(const GURL& url, Browser* browser,
TabContents* tab_contents,
int width,
int height,
const string16& title,
ExtensionDialogObserver* observer);
// Notifies the dialog that the observer has been destroyed and should not
// be sent notifications.
void ObserverDestroyed();
// Closes the ExtensionDialog.
void Close();
// Sets the window title.
void set_title(const string16& title) { window_title_ = title; }
ExtensionHost* host() const { return extension_host_.get(); }
// views::WidgetDelegate overrides.
virtual bool CanResize() const OVERRIDE;
virtual bool IsModal() const OVERRIDE;
virtual bool ShouldShowWindowTitle() const OVERRIDE;
virtual string16 GetWindowTitle() const OVERRIDE;
virtual void DeleteDelegate() OVERRIDE;
virtual views::Widget* GetWidget() OVERRIDE;
virtual const views::Widget* GetWidget() const OVERRIDE;
virtual views::View* GetContentsView() OVERRIDE;
// content::NotificationObserver overrides.
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE;
private:
// Use Show() to create instances.
ExtensionDialog(ExtensionHost* host, ExtensionDialogObserver* observer);
static ExtensionHost* CreateExtensionHost(const GURL& url,
Browser* browser);
void InitWindow(Browser* browser, int width, int height);
// Window that holds the extension host view.
views::Widget* window_;
// Window Title
string16 window_title_;
// The contained host for the view.
scoped_ptr<ExtensionHost> extension_host_;
content::NotificationRegistrar registrar_;
// The observer of this popup.
ExtensionDialogObserver* observer_;
DISALLOW_COPY_AND_ASSIGN(ExtensionDialog);
};
#endif // CHROME_BROWSER_UI_VIEWS_EXTENSIONS_EXTENSION_DIALOG_H_
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