75 lines
2.3 KiB
C
75 lines
2.3 KiB
C
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//
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// UIView+BlocksKit.h
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// BlocksKit
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//
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#import "BKDefines.h"
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#import <UIKit/UIKit.h>
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NS_ASSUME_NONNULL_BEGIN
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/** Convenience on-touch methods for UIView.
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Includes code by the following:
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- Kevin O'Neill. <https://github.com/kevinoneill>. 2011. BSD.
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- Jake Marsh. <https://github.com/jakemarsh>. 2011.
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- Zach Waldowski. <https://github.com/zwaldowski>. 2011.
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@warning UIView is only available on a platform with UIKit.
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*/
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@interface UIView (BlocksKit)
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/** Abstract creation of a block-backed UITapGestureRecognizer.
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This method allows for the recognition of any arbitrary number
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of fingers tapping any number of times on a view. An instance
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of UITapGesture recognizer is allocated for the block and added
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to the recieving view.
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@warning This method has an _additive_ effect. Do not call it multiple
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times to set-up or tear-down. The view will discard the gesture recognizer
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on release.
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@param numberOfTouches The number of fingers tapping that will trigger the block.
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@param numberOfTaps The number of taps required to trigger the block.
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@param block The handler for the UITapGestureRecognizer
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@see whenTapped:
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@see whenDoubleTapped:
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*/
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- (void)bk_whenTouches:(NSUInteger)numberOfTouches tapped:(NSUInteger)numberOfTaps handler:(void (^)(UIGestureRecognizer *sender))block;
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/** Adds a recognizer for one finger tapping once.
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@warning This method has an _additive_ effect. Do not call it multiple
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times to set-up or tear-down. The view will discard the gesture recognizer
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on release.
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@param block The handler for the tap recognizer
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@see whenDoubleTapped:
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@see whenTouches:tapped:handler:
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*/
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- (void)bk_whenTapped:(void (^)(UIGestureRecognizer *sender))block;
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/** Adds a recognizer for one finger tapping twice.
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@warning This method has an _additive_ effect. Do not call it multiple
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times to set-up or tear-down. The view will discard the gesture recognizer
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on release.
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@param block The handler for the tap recognizer
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@see whenTapped:
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@see whenTouches:tapped:handler:
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*/
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- (void)bk_whenDoubleTapped:(void (^)(UIGestureRecognizer *sender))block;
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/** A convenience wrapper that non-recursively loops through the subviews of a view.
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@param block A code block that interacts with a UIView sender.
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*/
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- (void)bk_eachSubview:(void (^)(UIView *subview))block;
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@end
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NS_ASSUME_NONNULL_END
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