UIViewController+MJPopupViewController
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
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