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#import "MASKeyCodes.h"

/**
    @brief A model class to hold a key combination.

    This class just represents a combination of keys. It does not care if
    the combination is valid or can be used as a hotkey, it doesn’t watch
    the input system for the shortcut appearance, nor it does access user
    defaults.
*/
@interface MASShortcut : NSObject <NSSecureCoding, NSCopying>

/**
    @brief The virtual key code for the keyboard key.

    @Hardware independent, same as in NSEvent. Events.h in the HIToolbox
    framework for a complete list, or Command-click this symbol: kVK_ANSI_A.
*/
@property (nonatomic, readonly) NSUInteger keyCode;

/**
    @brief Cocoa keyboard modifier flags.

    Same as in NSEvent: NSCommandKeyMask, NSAlternateKeyMask, etc.
*/
@property (nonatomic, readonly) NSUInteger modifierFlags;

/**
    @brief Same as @p keyCode, just a different type.
*/
@property (nonatomic, readonly) UInt32 carbonKeyCode;

/**
    @brief Carbon modifier flags.

    A bit sum of @p cmdKey, @p optionKey, etc.
*/
@property (nonatomic, readonly) UInt32 carbonFlags;

/**
    @brief A string representing the “key” part of a shortcut, like the “5” in “⌘5”.
*/
@property (nonatomic, readonly) NSString *keyCodeString;

/**
    @brief A key-code string used in key equivalent matching.

    For precise meaning of “key equivalents” see the @p keyEquivalent
    property of @p NSMenuItem. Here the string is used to support shortcut
    validation (“is the shortcut already taken in this menu?”) and
    for display in @p NSMenu.
*/
@property (nonatomic, readonly) NSString *keyCodeStringForKeyEquivalent;

/**
    @brief A string representing the shortcut modifiers, like the “⌘” in “⌘5”.
*/
@property (nonatomic, readonly) NSString *modifierFlagsString;

- (instancetype)initWithKeyCode:(NSUInteger)code modifierFlags:(NSUInteger)flags;
+ (instancetype)shortcutWithKeyCode:(NSUInteger)code modifierFlags:(NSUInteger)flags;

/**
    @brief Creates a new shortcut from an NSEvent object.

    This is just a convenience initializer that reads the key code and modifiers from an NSEvent.
*/
+ (instancetype)shortcutWithEvent:(NSEvent *)anEvent;

@end