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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.
#ifndef CHROME_BROWSER_VIEWS_EXTENSIONS_EXTENSION_POPUP_H_
#define CHROME_BROWSER_VIEWS_EXTENSIONS_EXTENSION_POPUP_H_
#include "chrome/browser/extensions/extension_host.h"
#include "chrome/browser/views/browser_bubble.h"
#include "chrome/browser/views/extensions/extension_view.h"
#include "chrome/browser/views/bubble_border.h"
#include "chrome/common/notification_observer.h"
#include "chrome/common/notification_registrar.h"
#include "googleurl/src/gurl.h"
class Browser;
class ExtensionHost;
class ExtensionPopup : public BrowserBubble,
public NotificationObserver,
public ExtensionView::Container {
public:
virtual ~ExtensionPopup();
// Create and show a popup with |url| positioned adjacent to |relative_to| in
// screen coordinates.
// The positioning of the pop-up is determined by |arrow_location| according
// to the following logic: The popup is anchored so that the corner indicated
// by value of |arrow_location| remains fixed during popup resizes.
// If |arrow_location| is BOTTOM_*, then the popup 'pops up', otherwise
// the popup 'drops down'.
// Pass |activate_on_show| as true to activate the popup window.
//
// The actual display of the popup is delayed until the page contents
// finish loading in order to minimize UI flashing and resizing.
static ExtensionPopup* Show(const GURL& url, Browser* browser,
const gfx::Rect& relative_to,
BubbleBorder::ArrowLocation arrow_location,
bool activate_on_show);
ExtensionHost* host() const { return extension_host_.get(); }
// BrowserBubble overrides.
virtual void Hide();
virtual void Show(bool activate);
virtual void ResizeToView();
// NotificationObserver overrides.
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
// ExtensionView::Container overrides.
virtual void OnExtensionMouseEvent(ExtensionView* view) { }
virtual void OnExtensionMouseLeave(ExtensionView* view) { }
virtual void OnExtensionPreferredSizeChanged(ExtensionView* view);
// The min/max height of popups.
static const int kMinWidth;
static const int kMinHeight;
static const int kMaxWidth;
static const int kMaxHeight;
private:
ExtensionPopup(ExtensionHost* host,
views::Widget* frame,
const gfx::Rect& relative_to,
BubbleBorder::ArrowLocation arrow_location,
bool activate_on_show);
// The area on the screen that the popup should be positioned relative to.
gfx::Rect relative_to_;
// The contained host for the view.
scoped_ptr<ExtensionHost> extension_host_;
// Flag used to indicate if the pop-up should be activated upon first display.
bool activate_on_show_;
NotificationRegistrar registrar_;
// A separate widget and associated pieces to draw a border behind the
// popup. This has to be a separate window in order to support transparency.
// Layered windows can't contain native child windows, so we wouldn't be
// able to have the ExtensionView child.
views::Widget* border_widget_;
BubbleBorder* border_;
views::View* border_view_;
DISALLOW_COPY_AND_ASSIGN(ExtensionPopup);
};
#endif // CHROME_BROWSER_VIEWS_EXTENSIONS_EXTENSION_POPUP_H_
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