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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_BROWSER_ACTIONS_PANEL_H_
#define CHROME_BROWSER_VIEWS_BROWSER_ACTIONS_PANEL_H_
#include <vector>
#include "base/task.h"
#include "chrome/browser/views/browser_bubble.h"
#include "chrome/common/notification_observer.h"
#include "chrome/common/notification_registrar.h"
#include "views/view.h"
class BrowserActionButton;
class BrowserActionView;
class ExtensionAction;
class ExtensionPopup;
class Profile;
class ToolbarView;
////////////////////////////////////////////////////////////////////////////////
//
// The BrowserActionsContainer is a container view, responsible for drawing the
// icons that represent browser actions (extensions that add icons to the
// toolbar).
//
////////////////////////////////////////////////////////////////////////////////
class BrowserActionsContainer : public views::View,
public NotificationObserver,
public BrowserBubble::Delegate {
public:
BrowserActionsContainer(Profile* profile, ToolbarView* toolbar);
virtual ~BrowserActionsContainer();
int num_browser_actions() { return browser_action_views_.size(); }
// Update the views to reflect the state of the browser action icons.
void RefreshBrowserActionViews();
// Delete all browser action views.
void DeleteBrowserActionViews();
// Called when a browser action becomes visible/hidden.
void OnBrowserActionVisibilityChanged();
// Called when the user clicks on the browser action icon.
void OnBrowserActionExecuted(BrowserActionButton* button);
// Overridden from views::View:
virtual gfx::Size GetPreferredSize();
virtual void Layout();
// Overridden from NotificationObserver:
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
// BrowserBubble::Delegate methods.
virtual void BubbleBrowserWindowMoved(BrowserBubble* bubble);
virtual void BubbleBrowserWindowClosing(BrowserBubble* bubble);
virtual void BubbleGotFocus(BrowserBubble* bubble);
virtual void BubbleLostFocus(BrowserBubble* bubble);
// Get clipped width required to precisely fit the browser action icons
// given a tentative available width. The minimum size it returns is not
// zero, but depends on the minimum number of icons that have to be there
// by default irrespective of the available space to draw them.
int GetClippedPreferredWidth(int available_width);
private:
// Hide the current popup.
void HidePopup();
// The vector of browser actions (icons/image buttons for each action).
std::vector<BrowserActionView*> browser_action_views_;
NotificationRegistrar registrar_;
Profile* profile_;
// The toolbar that owns us.
ToolbarView* toolbar_;
// The current popup and the button it came from. NULL if no popup.
ExtensionPopup* popup_;
// The button that triggered the current popup (just a reference to a button
// from browser_action_views_).
BrowserActionButton* popup_button_;
ScopedRunnableMethodFactory<BrowserActionsContainer> task_factory_;
DISALLOW_COPY_AND_ASSIGN(BrowserActionsContainer);
};
#endif // CHROME_BROWSER_VIEWS_BROWSER_ACTIONS_PANEL_H_
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