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UIViewController+MJPopupViewController

时间:2018-09-16 18:02:03      阅读:253      评论:0      收藏:0      [点我收藏+]

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1、MJPopupBackgroundView

  • 1.1 MJPopupBackgroundView.h

    //
    //  MJPopupBackgroundView.h
    //  watched
    //
    //  Created by Martin Juhasz on 18.06.12.
    //  Copyright (c) 2012 martinjuhasz.de. All rights reserved.
    //
    
    #import <UIKit/UIKit.h>
    
    @interface MJPopupBackgroundView : UIView
    
    @end
  • 1.2 MJPopupBackgroundView.h

    //
    //  MJPopupBackgroundView.m
    //  watched
    //
    //  Created by Martin Juhasz on 18.06.12.
    //  Copyright (c) 2012 martinjuhasz.de. All rights reserved.
    //
    
    #import "MJPopupBackgroundView.h"
    
    @implementation MJPopupBackgroundView
    
    - (void)drawRect:(CGRect)rect
    {
        CGContextRef context = UIGraphicsGetCurrentContext();
        size_t locationsCount = 2;
        CGFloat locations[2] = {0.0f, 1.0f};
        CGFloat colors[8] = {0.0f,0.0f,0.0f,0.0f,0.0f,0.0f,0.0f,0.75f}; 
        CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();
        CGGradientRef gradient = CGGradientCreateWithColorComponents(colorSpace, colors, locations, locationsCount);
        CGColorSpaceRelease(colorSpace);
    
        CGPoint center = CGPointMake(self.bounds.size.width/2, self.bounds.size.height/2);
        float radius = MIN(self.bounds.size.width , self.bounds.size.height) ;
        CGContextDrawRadialGradient (context, gradient, center, 0, center, radius, kCGGradientDrawsAfterEndLocation);
        CGGradientRelease(gradient);
    }
    
    @end

2、UIViewController+MJPopupViewController

  • 2.1 UIViewController+MJPopupViewController.h

    //
    //  UIViewController+MJPopupViewController.h
    //  MJModalViewController
    //
    //  Created by Martin Juhasz on 11.05.12.
    //  Copyright (c) 2012 martinjuhasz.de. All rights reserved.
    //
    
    #import <UIKit/UIKit.h>
    
    @class MJPopupBackgroundView;
    
    typedef enum {
        MJPopupViewAnimationFade = 0,
        MJPopupViewAnimationSlideBottomTop = 1,
        MJPopupViewAnimationSlideBottomBottom,
        MJPopupViewAnimationSlideTopTop,
        MJPopupViewAnimationSlideTopBottom,
        MJPopupViewAnimationSlideLeftLeft,
        MJPopupViewAnimationSlideLeftRight,
        MJPopupViewAnimationSlideRightLeft,
        MJPopupViewAnimationSlideRightRight,
    } MJPopupViewAnimation;
    
    @interface UIViewController (MJPopupViewController)
    
    @property (nonatomic, retain) UIViewController *mj_popupViewController;
    @property (nonatomic, retain) MJPopupBackgroundView *mj_popupBackgroundView;
    
    - (void)presentPopupViewController:(UIViewController*)popupViewController animationType:(MJPopupViewAnimation)animationType;
    - (void)presentPopupViewController:(UIViewController*)popupViewController animationType:(MJPopupViewAnimation)animationType dismissed:(void(^)(void))dismissed;
    - (void)dismissPopupViewControllerWithanimationType:(MJPopupViewAnimation)animationType;
    
    @end
  • 2.1 UIViewController+MJPopupViewController.m

    //
    //  UIViewController+MJPopupViewController.m
    //  MJModalViewController
    //
    //  Created by Martin Juhasz on 11.05.12.
    //  Copyright (c) 2012 martinjuhasz.de. All rights reserved.
    //
    
    #import "UIViewController+MJPopupViewController.h"
    #import <QuartzCore/QuartzCore.h>
    #import "MJPopupBackgroundView.h"
    #import <objc/runtime.h>
    
    #define kPopupModalAnimationDuration 0.35
    #define kMJPopupViewController @"kMJPopupViewController"
    #define kMJPopupBackgroundView @"kMJPopupBackgroundView"
    #define kMJSourceViewTag 23941
    #define kMJPopupViewTag 23942
    #define kMJOverlayViewTag 23945
    
    @interface UIViewController (MJPopupViewControllerPrivate)
    
    - (UIView*)topView;
    - (void)presentPopupView:(UIView*)popupView;
    @end
    
    static NSString *MJPopupViewDismissedKey = @"MJPopupViewDismissed";
    static BOOL boards = NO;
    static BOOL MJPopupViewisShow = NO;
    ////////////////////////////////////////////////////////////////////////////
    #pragma mark -
    #pragma mark Public
    
    @implementation UIViewController (MJPopupViewController)
    
    static void * const keypath = (void*)&keypath;
    
    - (UIViewController*)mj_popupViewController {
        return objc_getAssociatedObject(self, kMJPopupViewController);
    }
    
    - (void)setMj_popupViewController:(UIViewController *)mj_popupViewController {
        objc_setAssociatedObject(self, kMJPopupViewController, mj_popupViewController, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
    
    }
    
    - (MJPopupBackgroundView*)mj_popupBackgroundView {
        return objc_getAssociatedObject(self, kMJPopupBackgroundView);
    }
    
    - (void)setMj_popupBackgroundView:(MJPopupBackgroundView *)mj_popupBackgroundView {
        objc_setAssociatedObject(self, kMJPopupBackgroundView, mj_popupBackgroundView, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
    
    }
    
    - (void)presentPopupViewController:(UIViewController*)popupViewController animationType:(MJPopupViewAnimation)animationType dismissed:(void(^)(void))dismissed
    {
        if (!MJPopupViewisShow) {
            MJPopupViewisShow = YES;
            self.mj_popupViewController = popupViewController;
            [self presentPopupView:popupViewController.view animationType:animationType dismissed:dismissed];
        }
    }
    
    - (void)presentPopupViewController:(UIViewController*)popupViewController animationType:(MJPopupViewAnimation)animationType
    {
         [self presentPopupViewController:popupViewController animationType:animationType dismissed:nil];
    }
    
    - (void)dismissPopupViewControllerWithanimationType:(MJPopupViewAnimation)animationType
    {
        MJPopupViewisShow = NO;
        [[NSNotificationCenter defaultCenter] postNotificationName:@"MJPopupViewDismiss" object:nil];
        UIView *sourceView = [self topView];
        if (sourceView.tag != kMJSourceViewTag && sourceView.tag == kMJPopupViewTag) {
            sourceView = [sourceView superview];
        }
        UIView *popupView = [sourceView viewWithTag:kMJPopupViewTag];
        UIView *overlayView = [sourceView viewWithTag:kMJOverlayViewTag];
    
        switch (animationType) {
            case MJPopupViewAnimationSlideBottomTop:
            case MJPopupViewAnimationSlideBottomBottom:
            case MJPopupViewAnimationSlideTopTop:
            case MJPopupViewAnimationSlideTopBottom:
            case MJPopupViewAnimationSlideLeftLeft:
            case MJPopupViewAnimationSlideLeftRight:
            case MJPopupViewAnimationSlideRightLeft:
            case MJPopupViewAnimationSlideRightRight:
                [self slideViewOut:popupView sourceView:sourceView overlayView:overlayView withAnimationType:animationType];
                break;
    
            default:
                [self fadeViewOut:popupView sourceView:sourceView overlayView:overlayView];
                break;
        }
    }
    
    ////////////////////////////////////////////////////////////////////////////
    #pragma mark -
    #pragma mark View Handling
    
    - (void)presentPopupView:(UIView*)popupView animationType:(MJPopupViewAnimation)animationType
    {
        if (!MJPopupViewisShow) {
            MJPopupViewisShow = YES;
            [self presentPopupView:popupView animationType:animationType dismissed:nil];
        }
    }
    
    - (void)keyboardAppearanced
    {
        boards = YES;
    }
    
    - (void)keyboardDismissed
    {
        boards = NO;
    }
    
    - (void)presentPopupView:(UIView*)popupView animationType:(MJPopupViewAnimation)animationType dismissed:(void(^)(void))dismissed
    {
        boards = NO;
        [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardAppearanced) name:UIKeyboardDidShowNotification object:nil];
        [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardDismissed) name:UIKeyboardDidHideNotification object:nil];
    
        UIView *sourceView = [self topView];
        sourceView.tag = kMJSourceViewTag;
        popupView.autoresizingMask = UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin |UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleRightMargin;
        popupView.tag = kMJPopupViewTag;
    
        // check if source view controller is not in destination
        if ([sourceView.subviews containsObject:popupView]) return;
    
        // customize popupView
        popupView.layer.shadowPath = [UIBezierPath bezierPathWithRect:popupView.bounds].CGPath;
        popupView.layer.masksToBounds = YES;
        popupView.layer.shadowOffset = CGSizeMake(5, 5);
        popupView.layer.shadowRadius = 5;
        popupView.layer.shadowOpacity = 0.5;
        popupView.layer.cornerRadius = 5;
        popupView.layer.shouldRasterize = YES;
        popupView.layer.rasterizationScale = [[UIScreen mainScreen] scale];
    
        // Add semi overlay
        UIView *overlayView = [[UIView alloc] initWithFrame:sourceView.bounds];
        overlayView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
        overlayView.tag = kMJOverlayViewTag;
        overlayView.backgroundColor = [UIColor clearColor];
    
        // BackgroundView
        self.mj_popupBackgroundView = [[MJPopupBackgroundView alloc] initWithFrame:sourceView.bounds];
        self.mj_popupBackgroundView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
        self.mj_popupBackgroundView.backgroundColor = [UIColor clearColor];
        self.mj_popupBackgroundView.alpha = 0.0f;
        [overlayView addSubview:self.mj_popupBackgroundView];
    
        // Make the Background Clickable
        UIButton * dismissButton = [UIButton buttonWithType:UIButtonTypeCustom];
        dismissButton.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
        dismissButton.backgroundColor = [UIColor clearColor];
        dismissButton.frame = sourceView.bounds;
        [overlayView addSubview:dismissButton];
    
        popupView.alpha = 0.0f;
        [overlayView addSubview:popupView];
        [sourceView addSubview:overlayView];
    
        [dismissButton addTarget:self action:@selector(dismissPopupViewControllerWithanimation:) forControlEvents:UIControlEventTouchUpInside];
        switch (animationType) {
            case MJPopupViewAnimationSlideBottomTop:
            case MJPopupViewAnimationSlideBottomBottom:
            case MJPopupViewAnimationSlideTopTop:
            case MJPopupViewAnimationSlideTopBottom:
            case MJPopupViewAnimationSlideLeftLeft:
            case MJPopupViewAnimationSlideLeftRight:
            case MJPopupViewAnimationSlideRightLeft:
            case MJPopupViewAnimationSlideRightRight:
                dismissButton.tag = animationType;
                [self slideViewIn:popupView sourceView:sourceView overlayView:overlayView withAnimationType:animationType];
                break;
            default:
                dismissButton.tag = MJPopupViewAnimationFade;
                [self fadeViewIn:popupView sourceView:sourceView overlayView:overlayView];
                break;
        }
    
        [self setDismissedCallback:dismissed];
    }
    
    - (UIView*)topView {
        UIViewController *recentView = self;
    
        while (recentView.parentViewController != nil) {
            recentView = recentView.parentViewController;
        }
        return recentView.view;
    }
    
    - (void)dismissPopupViewControllerWithanimation:(id)sender
    {
        if (boards)
        {
            [[NSNotificationCenter defaultCenter] postNotificationName:@"disMissKeyBoard" object:nil];
            return ;
        }
        if ([sender isKindOfClass:[UIButton class]]) {
            UIButton* dismissButton = sender;
            switch (dismissButton.tag) {
                case MJPopupViewAnimationSlideBottomTop:
                case MJPopupViewAnimationSlideBottomBottom:
                case MJPopupViewAnimationSlideTopTop:
                case MJPopupViewAnimationSlideTopBottom:
                case MJPopupViewAnimationSlideLeftLeft:
                case MJPopupViewAnimationSlideLeftRight:
                case MJPopupViewAnimationSlideRightLeft:
                case MJPopupViewAnimationSlideRightRight:
                    [self dismissPopupViewControllerWithanimationType:(int)dismissButton.tag];
                    break;
                default:
                    [self dismissPopupViewControllerWithanimationType:MJPopupViewAnimationFade];
                    break;
            }
        } else {
            [self dismissPopupViewControllerWithanimationType:MJPopupViewAnimationFade];
        }
    }
    
    //////////////////////////////////////////////////////////////////////////////
    #pragma mark -
    #pragma mark Animations
    
    #pragma mark --- Slide
    
    - (void)slideViewIn:(UIView*)popupView sourceView:(UIView*)sourceView overlayView:(UIView*)overlayView withAnimationType:(MJPopupViewAnimation)animationType
    {
        // Generating Start and Stop Positions
        CGSize sourceSize = sourceView.bounds.size;
        CGSize popupSize = popupView.bounds.size;
        CGRect popupStartRect;
        switch (animationType) {
            case MJPopupViewAnimationSlideBottomTop:
            case MJPopupViewAnimationSlideBottomBottom:
                popupStartRect = CGRectMake((sourceSize.width - popupSize.width) / 2,
                                            sourceSize.height,
                                            popupSize.width,
                                            popupSize.height);
    
                break;
            case MJPopupViewAnimationSlideLeftLeft:
            case MJPopupViewAnimationSlideLeftRight:
                popupStartRect = CGRectMake(-sourceSize.width,
                                            (sourceSize.height - popupSize.height) / 2,
                                            popupSize.width,
                                            popupSize.height);
                break;
    
            case MJPopupViewAnimationSlideTopTop:
            case MJPopupViewAnimationSlideTopBottom:
                popupStartRect = CGRectMake((sourceSize.width - popupSize.width) / 2,
                                            -popupSize.height,
                                            popupSize.width,
                                            popupSize.height);
                break;
    
            default:
                popupStartRect = CGRectMake(sourceSize.width,
                                            (sourceSize.height - popupSize.height) / 2,
                                            popupSize.width,
                                            popupSize.height);
                break;
        }
        CGRect popupEndRect = CGRectMake((sourceSize.width - popupSize.width) / 2,
                                         (sourceSize.height - popupSize.height) / 2,
                                         popupSize.width,
                                         popupSize.height);
    
        // Set starting properties
        popupView.frame = popupStartRect;
        popupView.alpha = 1.0f;
        [UIView animateWithDuration:kPopupModalAnimationDuration delay:0.0f options:UIViewAnimationOptionCurveEaseOut animations:^{
            [self.mj_popupViewController viewWillAppear:NO];
            self.mj_popupBackgroundView.alpha = 1.0f;
            popupView.frame = popupEndRect;
        } completion:^(BOOL finished) {
            [self.mj_popupViewController viewDidAppear:NO];
        }];
    }
    
    - (void)slideViewOut:(UIView*)popupView sourceView:(UIView*)sourceView overlayView:(UIView*)overlayView withAnimationType:(MJPopupViewAnimation)animationType
    {
        // Generating Start and Stop Positions
        CGSize sourceSize = sourceView.bounds.size;
        CGSize popupSize = popupView.bounds.size;
        CGRect popupEndRect;
        switch (animationType) {
            case MJPopupViewAnimationSlideBottomTop:
            case MJPopupViewAnimationSlideTopTop:
                popupEndRect = CGRectMake((sourceSize.width - popupSize.width) / 2,
                                          -popupSize.height,
                                          popupSize.width,
                                          popupSize.height);
                break;
            case MJPopupViewAnimationSlideBottomBottom:
            case MJPopupViewAnimationSlideTopBottom:
                popupEndRect = CGRectMake((sourceSize.width - popupSize.width) / 2,
                                          sourceSize.height,
                                          popupSize.width,
                                          popupSize.height);
                break;
            case MJPopupViewAnimationSlideLeftRight:
            case MJPopupViewAnimationSlideRightRight:
                popupEndRect = CGRectMake(sourceSize.width,
                                          popupView.frame.origin.y,
                                          popupSize.width,
                                          popupSize.height);
                break;
            default:
                popupEndRect = CGRectMake(-popupSize.width,
                                          popupView.frame.origin.y,
                                          popupSize.width,
                                          popupSize.height);
                break;
        }
    
        [UIView animateWithDuration:kPopupModalAnimationDuration delay:0.0f options:UIViewAnimationOptionCurveEaseIn animations:^{
            [self.mj_popupViewController viewWillDisappear:NO];
            popupView.frame = popupEndRect;
            self.mj_popupBackgroundView.alpha = 0.0f;
        } completion:^(BOOL finished) {
            [popupView removeFromSuperview];
            [overlayView removeFromSuperview];
            [self.mj_popupViewController viewDidDisappear:NO];
            self.mj_popupViewController = nil;
    
            id dismissed = [self dismissedCallback];
            if (dismissed != nil)
            {
                ((void(^)(void))dismissed)();
                [self setDismissedCallback:nil];
            }
        }];
    }
    
    #pragma mark --- Fade
    - (void)fadeViewIn:(UIView*)popupView sourceView:(UIView*)sourceView overlayView:(UIView*)overlayView
    {
        // Generating Start and Stop Positions
        CGSize sourceSize = sourceView.bounds.size;
        CGSize popupSize = popupView.bounds.size;
        CGRect popupEndRect = CGRectMake((sourceSize.width - popupSize.width) / 2,
                                         (sourceSize.height - popupSize.height) / 2,
                                         popupSize.width,
                                         popupSize.height);
    
        // Set starting properties
        popupView.frame = popupEndRect;
        popupView.alpha = 0.0f;
    
        [UIView animateWithDuration:kPopupModalAnimationDuration animations:^{
            [self.mj_popupViewController viewWillAppear:NO];
            self.mj_popupBackgroundView.alpha = 0.5f;
            popupView.alpha = 1.0f;
        } completion:^(BOOL finished) {
            [self.mj_popupViewController viewDidAppear:NO];
        }];
    }
    
    - (void)fadeViewOut:(UIView*)popupView sourceView:(UIView*)sourceView overlayView:(UIView*)overlayView
    {
        [UIView animateWithDuration:kPopupModalAnimationDuration animations:^{
            [self.mj_popupViewController viewWillDisappear:NO];
            self.mj_popupBackgroundView.alpha = 0.0f;
            popupView.alpha = 0.0f;
        } completion:^(BOOL finished) {
            [popupView removeFromSuperview];
            [overlayView removeFromSuperview];
            [self.mj_popupViewController viewDidDisappear:NO];
            self.mj_popupViewController = nil;
    
            id dismissed = [self dismissedCallback];
            if (dismissed != nil)
            {
                ((void(^)(void))dismissed)();
                [self setDismissedCallback:nil];
            }
        }];
    }
    
    #pragma mark - Category Accessors
    
    #pragma mark --- Dismissed
    
    - (void)setDismissedCallback:(void(^)(void))dismissed
    {
        objc_setAssociatedObject(self, &MJPopupViewDismissedKey, dismissed, OBJC_ASSOCIATION_RETAIN);
    }
    
    - (void(^)(void))dismissedCallback
    {
        return objc_getAssociatedObject(self, &MJPopupViewDismissedKey);
    }
    
    @end

UIViewController+MJPopupViewController

标签:name   post   tco   create   oci   run   space   case   dismiss   

原文地址:https://www.cnblogs.com/CH520/p/9656672.html

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