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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_COCOA_OVERLAY_PANEL_CONTROLLER_H_
#define CHROME_BROWSER_UI_COCOA_OVERLAY_PANEL_CONTROLLER_H_
#pragma once
#import <Cocoa/Cocoa.h>
#import "base/mac/cocoa_protocols.h"
#include "base/memory/scoped_nsobject.h"
@class OverlayFrameView;
enum HistoryOverlayMode {
kHistoryOverlayModeBack,
kHistoryOverlayModeForward
};
// The HistoryOverlayController manages the overlay HUD panel which displays
// navigation gesture icons within a browser window.
@interface HistoryOverlayController : NSWindowController<NSWindowDelegate> {
@private
HistoryOverlayMode mode_;
// The content view of the window that this controller manages.
OverlayFrameView* contentView_; // Weak, owned by the window.
scoped_nsobject<NSWindow> parent_;
}
// Designated initializer.
- (id)initForMode:(HistoryOverlayMode)mode;
// Shows the panel.
- (void)showPanelForWindow:(NSWindow*)window;
// Updates the appearance of the overlay based on track gesture progress.
- (void)setProgress:(CGFloat)gestureAmount;
// Schedules a fade-out animation and then closes the window,
// which will release the controller.
- (void)dismiss;
@end
#endif // CHROME_BROWSER_UI_COCOA_OVERLAY_PANEL_CONTROLLER_H_
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