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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_COCOA_TAB_VIEW_H_
#define CHROME_BROWSER_COCOA_TAB_VIEW_H_
#import <Cocoa/Cocoa.h>
#include "base/scoped_nsobject.h"
@class TabController, TabWindowController;
// A view that handles the event tracking (clicking and dragging) for a tab
// on the tab strip. Relies on an associated TabController to provide a
// target/action for selecting the tab.
@interface TabView : NSView {
@private
IBOutlet TabController* controller_;
// TODO(rohitrao): Add this button to a CoreAnimation layer so we can fade it
// in and out on mouseovers.
IBOutlet NSButton* closeButton_;
// Tracking area for close button mouseover images.
scoped_nsobject<NSTrackingArea> trackingArea_;
// All following variables are valid for the duration of a drag.
// These are released on mouseUp:
BOOL isTheOnlyTab_; // Is this the only tab in the window?
BOOL tabWasDragged_; // Has the tab been dragged?
BOOL draggingWithinTabStrip_; // Did drag stay in the current tab strip?
BOOL chromeIsVisible_;
NSTimeInterval tearTime_; // Time since tear happened
NSPoint tearOrigin_; // Origin of the tear rect
NSPoint dragOrigin_; // Origin point of the drag
// TODO(alcor): these references may need to be strong to avoid crashes
// due to JS closing windows
TabWindowController* sourceController_; // weak. controller starting the drag
NSWindow* sourceWindow_; // weak. The window starting the drag
NSRect sourceWindowFrame_;
NSRect sourceTabFrame_;
TabWindowController* draggedController_; // weak. Controller being dragged.
NSWindow* dragWindow_; // weak. The window being dragged
NSWindow* dragOverlay_; // weak. The overlay being dragged
TabWindowController* targetController_; // weak. Controller being targeted
}
@end
#endif // CHROME_BROWSER_COCOA_TAB_VIEW_H_
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