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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_COCOA_FULLSCREEN_FULLSCREEN_TOOLBAR_CONTROLLER_H_
#define CHROME_BROWSER_UI_COCOA_FULLSCREEN_FULLSCREEN_TOOLBAR_CONTROLLER_H_
#import <Cocoa/Cocoa.h>
#include "base/mac/mac_util.h"
class BrowserView;
@class FullscreenMenubarTracker;
namespace content {
class WebContents;
}
// This enum class represents the appearance of the fullscreen toolbar, which
// includes the tab strip and omnibox.
enum class FullscreenToolbarStyle {
// The toolbar is present. Moving the cursor to the top
// causes the menubar to appear and the toolbar to slide down.
TOOLBAR_PRESENT = 0,
// The toolbar is hidden. Moving cursor to top shows the
// toolbar and menubar.
TOOLBAR_HIDDEN,
// Toolbar is hidden. Moving cursor to top causes the menubar
// to appear, but not the toolbar.
TOOLBAR_NONE,
};
// The protocol to query the status of the fullscreen mode and to provide
// the context.
@protocol FullscreenToolbarContextDelegate
// Whether in any kind of fullscreen mode including AppKit fullscreen mode and
// immersive fullscreen mode.
- (BOOL)isInAnyFullscreenMode;
// Whether in the process of transitioning in or out of the AppKit fullscreen
// mode.
- (BOOL)isFullscreenTransitionInProgress;
// The native window associated with the fullscreen controller.
- (NSWindow*)window;
@end
// Provides a controller to the fullscreen toolbar for a single browser
// window. This class sets up the animation manager, visibility locks, menubar
// tracking, and mouse tracking associated with the toolbar. It receives input
// from these objects to update and recompute the fullscreen toolbar laytout.
@interface FullscreenToolbarController
: NSObject <FullscreenToolbarContextDelegate>
// Designated initializer.
- (instancetype)initWithBrowserView:(BrowserView*)browserView;
// Informs the controller that the browser has entered or exited fullscreen
// mode. |-enterFullscreenMode| should be called when the window is about to
// enter fullscreen. |-exitFullscreenMode| should be called before any views
// are moved back to the non-fullscreen window.
- (void)enterFullscreenMode;
- (void)exitFullscreenMode;
// Animates the toolbar dropping down to show changes to the tab strip.
- (void)revealToolbarForWebContents:(content::WebContents*)contents
inForeground:(BOOL)inForeground;
// Returns the fraction of the toolbar exposed at the top.
// It returns 1.0 if the toolbar is fully shown and 0.0 if the toolbar is
// hidden. Otherwise, if the toolbar is in progress of animating, it will
// return a float that ranges from (0, 1).
- (CGFloat)toolbarFraction;
// Returns |toolbarStyle_|.
- (FullscreenToolbarStyle)toolbarStyle;
// Returns YES if the fullscreen toolbar must be shown.
- (BOOL)mustShowFullscreenToolbar;
// Called to update toolbar frame such as the frame layout may be changed.
- (void)updateToolbarFrame:(NSRect)frame;
// Updates the toolbar by updating the layout.
- (void)layoutToolbar;
// Returns YES if the browser in in fullscreen.
- (BOOL)isInFullscreen;
// Returns the object in |menubarTracker_|;
- (FullscreenMenubarTracker*)menubarTracker;
// Sets the value of |toolbarStyle_|.
- (void)setToolbarStyle:(FullscreenToolbarStyle)style;
@end
#endif // CHROME_BROWSER_UI_COCOA_FULLSCREEN_FULLSCREEN_TOOLBAR_CONTROLLER_H_
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