139 lines
2.6 KiB
Objective-C
139 lines
2.6 KiB
Objective-C
//
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// UIView+Helper.h
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// MobileFoundation
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//
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// Created by shenmo on 11/13/14.
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// Copyright (c) 2014 Alipay. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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#import <UIKit/UIKit.h>
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@interface UIView (Miscellaneous)
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/**
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* Finds the first descendant view (including this view) that is a member of a particular class.
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*/
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- (UIView*)descendantOrSelfWithClass:(Class)cls;
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/**
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* Finds the first ancestor view (including this view) that is a member of a particular class.
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*/
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- (UIView*)ancestorOrSelfWithClass:(Class)cls;
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/**
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* Removes all subviews.
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*/
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- (void)removeAllSubviews;
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/**
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* The view controller whose view contains this view.
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*/
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- (UIViewController*)viewController;
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/**
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* Capture the content of this view
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*/
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- (UIImage*)imageFromView;
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@end
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@interface UIView (Dimension)
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/**
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* Shortcut for frame.origin.x.
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*
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* Sets frame.origin.x = left
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*/
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@property (nonatomic) CGFloat left;
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@property (nonatomic) CGFloat x;
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/**
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* Shortcut for frame.origin.y
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*
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* Sets frame.origin.y = top
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*/
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@property (nonatomic) CGFloat top;
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@property (nonatomic) CGFloat y;
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/**
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* Shortcut for frame.origin.x + frame.size.width
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*
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* Sets frame.origin.x = right - frame.size.width
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*/
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@property (nonatomic) CGFloat right;
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/**
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* Shortcut for frame.origin.y + frame.size.height
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*
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* Sets frame.origin.y = bottom - frame.size.height
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*/
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@property (nonatomic) CGFloat bottom;
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/**
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* Shortcut for frame.size.width
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*
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* Sets frame.size.width = width
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*/
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@property (nonatomic) CGFloat width;
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@property (nonatomic) CGFloat w;
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/**
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* Shortcut for frame.size.height
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*
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* Sets frame.size.height = height
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*/
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@property (nonatomic) CGFloat height;
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@property (nonatomic) CGFloat h;
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/**
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* Shortcut for center.x
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*
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* Sets center.x = centerX
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*/
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@property (nonatomic) CGFloat centerX;
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/**
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* Shortcut for center.y
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*
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* Sets center.y = centerY
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*/
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@property (nonatomic) CGFloat centerY;
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/**
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* Return the x coordinate on the screen.
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*/
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@property (nonatomic, readonly) CGFloat ttScreenX;
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/**
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* Return the y coordinate on the screen.
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*/
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@property (nonatomic, readonly) CGFloat ttScreenY;
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/**
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* Return the x coordinate on the screen, taking into account scroll views.
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*/
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@property (nonatomic, readonly) CGFloat screenViewX;
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/**
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* Return the y coordinate on the screen, taking into account scroll views.
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*/
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@property (nonatomic, readonly) CGFloat screenViewY;
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/**
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* Return the view frame on the screen, taking into account scroll views.
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*/
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@property (nonatomic, readonly) CGRect screenFrame;
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/**
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* Shortcut for frame.origin
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*/
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@property (nonatomic) CGPoint origin_mp;
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/**
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* Shortcut for frame.size
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*/
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@property (nonatomic) CGSize size_mp;
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@end
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