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// Copyright (c) 2010 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_COCOA_EXTENSIONS_BROWSER_ACTIONS_CONTROLLER_H_
#define CHROME_BROWSER_COCOA_EXTENSIONS_BROWSER_ACTIONS_CONTROLLER_H_
#import <Cocoa/Cocoa.h>
#import "base/scoped_nsobject.h"
#include "base/scoped_ptr.h"
class Browser;
@class BrowserActionButton;
@class BrowserActionsContainerView;
class Extension;
@class ExtensionPopupController;
class ExtensionToolbarModel;
class ExtensionsServiceObserverBridge;
class PrefService;
class Profile;
// The padding between browser action buttons.
extern const CGFloat kBrowserActionButtonPadding;
// Sent when the visibility of the Browser Actions changes.
extern const NSString* kBrowserActionVisibilityChangedNotification;
// Handles state and provides an interface for controlling the Browser Actions
// container within the Toolbar.
@interface BrowserActionsController : NSObject {
@private
// Reference to the current browser. Weak.
Browser* browser_;
// The view from Toolbar.xib we'll be rendering our browser actions in. Weak.
BrowserActionsContainerView* containerView_;
// The current profile. Weak.
Profile* profile_;
// The model that tracks the order of the toolbar icons. Weak.
ExtensionToolbarModel* toolbarModel_;
// The observer for the ExtensionsService we're getting events from.
scoped_ptr<ExtensionsServiceObserverBridge> observer_;
// A dictionary of Extension ID -> BrowserActionButton pairs representing the
// buttons present in the container view. The ID is a string unique to each
// extension.
scoped_nsobject<NSMutableDictionary> buttons_;
}
@property(readonly, nonatomic) BrowserActionsContainerView* containerView;
// Initializes the controller given the current browser and container view that
// will hold the browser action buttons.
- (id)initWithBrowser:(Browser*)browser
containerView:(BrowserActionsContainerView*)container;
// Update the display of all buttons.
- (void)update;
// Returns the current number of browser action buttons within the container,
// whether or not they are displayed.
- (NSUInteger)buttonCount;
// Returns the current number of browser action buttons displayed in the
// container.
- (NSUInteger)visibleButtonCount;
// Resizes the container to fit all the visible buttons and other elements
// (grippy and overflow button).
- (void)resizeContainerWithAnimation:(BOOL)animate;
// Executes the action designated by the extension.
- (void)browserActionClicked:(BrowserActionButton*)sender;
// Returns the NSView for the action button associated with an extension.
- (NSView*)browserActionViewForExtension:(Extension*)extension;
// Returns the saved width preference as specified by the user. If none is
// specified, then zero is returned, indicating that the width has never been
// set.
- (CGFloat)savedWidth;
// Registers the user preferences used by this class.
+ (void)registerUserPrefs:(PrefService*)prefs;
@end // @interface BrowserActionsController
@interface BrowserActionsController(TestingAPI)
- (NSButton*)buttonWithIndex:(NSUInteger)index;
@end
#endif // CHROME_BROWSER_COCOA_EXTENSIONS_BROWSER_ACTIONS_CONTROLLER_H_
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