ios/chrome/browser/ui/tools_menu/tools_menu_context.h

// Copyright 2016 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 IOS_CHROME_BROWSER_UI_TOOLS_MENU_TOOLS_MENU_CONTEXT_H_
#define IOS_CHROME_BROWSER_UI_TOOLS_MENU_TOOLS_MENU_CONTEXT_H_

#import <Foundation/Foundation.h>
#import <UIKit/UIKit.h>

@class ReadingListMenuNotifier;

// Context defining options that can be set to change the tools menu's
// appearance. All are set to false by default.
@interface ToolsMenuContext : NSObject
// Indicate that the menu is being shown while in the tab switcher.
@property(nonatomic, getter=isInTabSwitcher) BOOL inTabSwitcher;
// Indicate that the menu is being shown while there are no open tabs.
@property(nonatomic, getter=hasNoOpenedTabs) BOOL noOpenedTabs;
// Indicate that the menu is being shown while in incognito mode.
@property(nonatomic, getter=isInIncognito) BOOL inIncognito;
// View that the menu will be displayed in.
@property(nonatomic, readonly) UIView* displayView;
// Button from which popup menu will be opened.
@property(nonatomic, assign) UIButton* toolsMenuButton;
// Menu's origin relative to the |displayView|'s coordinate system, calculated
// from |toolsMenuButton| and |displayView|.
@property(nonatomic, readonly) CGRect sourceRect;
// Image insets that should be applied to the tools button if it is displayed,
// calculated from |toolsMenuButton|.
@property(nonatomic, readonly) UIEdgeInsets toolsButtonInsets;
// Notifier for changes to the reading list requiring the menu to be updated.
// Menus needing to be updated should set themselves as this object's delegate.
@property(nonatomic, assign) ReadingListMenuNotifier* readingListMenuNotifier;

// Initialize a ToolsMenuContext instance with default values. |displayView| is
// the weakly-held parent view within which the popup tools menu using this
// context will be displayed.
- (instancetype)initWithDisplayView:(UIView*)displayView
    NS_DESIGNATED_INITIALIZER;
- (instancetype)init NS_UNAVAILABLE;

@end

#endif  // IOS_CHROME_BROWSER_UI_TOOLS_MENU_TOOLS_MENU_CONTEXT_H_