Full Screen swipe

#import "LZJNavigationViewController.h"

#import <objc/runtime.h>

@interface LZJnavigationviewcontroller () <uinavigationcontrollerdelegate, Uigesturerecognizerdelegate>

/** System gesture Agent * /

@property (nonatomic, strong) ID popgesture;

@end

@implementation Lzjnavigationviewcontroller

When the call is called when the program starts

function : load the current class into memory and place it in the code area

+ (void) load{

NSLog (@ "%s", __func__);

//}

When to call when the first time the class is initialized

function initialization of this class

+ (void) initialize{

NSLog (@ "%s", __func__);

//1. get the navigation bar identification

// get the APP's navigation bar identification

//Appearance is an agreement that has this approach as long as it complies with this agreement

// If there is a significant bug in this writing

Uinavigationbar *bar = [Uinavigationbar appearance];

//Class gets the navigation bar identification for some classes

uinavigationbar *bar = [uinavigationbar appearancewhencontainedin:self,nil ];

//Button

[UIButton appearance];

[UILabel appearance];

//

[Bar setbackgroundimage: [UIImage imagenamed:@ "NavBar64"] forbarmetrics: Uibarmetricsdefault];

// Set font color size

nsmutabledictionary *DICTM = [nsmutabledictionary dictionary];

// font size

dictm[nsfontattributename] = [uifont boldsystemfontofsize:];

// font Color

dictm[nsforegroundcolorattributename] = [uicolor whitecolor];

[Bar settitletextattributes:d ICTM];

// set The foreground color of the navigation bar

[Bar settintcolor: [uicolor whitecolor];

Bar

// Gets the identification of the navigation bar button

uibarbuttonitem *item = [uibarbuttonitem appearancewhencontainedin:self, nil ];

// Modify the position of the return button title

[Item setbackbuttontitlepositionadjustment:uioffsetmake(0,-) Forbarmetrics:uibarmetricsdefault];

}

-(void) viewdidload {

[Super viewdidload];

// Full Screen slide Remove controller

/*

<UIScreenEdgePanGestureRecognizer:0x7ff934361e20; state = Possible; Delaystouchesbegan = YES; View = <uilayoutcontainerview 0x7ff93257ace0>; target= < (action=handlenavigationtransition:, Target=<_uinavigationinteractivetransition 0x7ff934361390> ) >>

(LLDB)

*/

//1. Modify the system's gestures first , the system does not provide us with properties

NSLog (@ "%@", Self.interactivepopgesturerecognizer);

uiscreenedgepangesturerecognizer *gest = self. Interactivepopgesturerecognizer;

2. add your own gestures

Uipangesturerecognizer *pan = [[Uipangesturerecognizer alloc] initwithtarget:self action: @selector ( Handlenavigationtransition:)];

[Self.view Addgesturerecognizer:pan];

// missing Target system's private properties

//KVC [Gest valueforkeypath:@ "];

// do not know the real type of Target

The //OC Runtime mechanism can only dynamically get the member properties of the current class , cannot get its subclasses , or the properties of the parent class

///__unsafe_unretained class to get the member property of

//unsigned int *outcount gets The number of all member properties under Class

unsigned int outcount = 0;

//

Ivar *ivars = Class_copyivarlist ([Uigesturerecognizer class], &outcount);

for (int i = 0; i<outcount; i++) {

Ivars[i];

gets the name of the member property

NSString *name = @ (Ivar_getname (ivars[i]));

NSLog (@ "%@", name);

//

//    }

//(action=handlenavigationtransition:, Target=<_uinavigationinteractivetransition 0x7fd9db250ce0>)

//_targets

Nsarray *targets = [Gest valueforkeypath:@ "_targets"];

NSLog (@ "%@", Targets[0]);

//

//

ID target = [targets[0] valueforkeypath:@ "_target"];

Uipangesturerecognizer *pan1 = [[Uipangesturerecognizer alloc] initwithtarget:self action: @selector (PAN)];

[Self.view Addgesturerecognizer:pan1];

Pan1.delegate = self;

//

ID target = self. Interactivepopgesturerecognizer. Delegate;

//

2. add your own gestures

disable gestures from the system

self. Interactivepopgesturerecognizer. Enabled = NO;

uipangesturerecognizer *pan = [[uipangesturerecognizer alloc] initwithtarget: Target action:@selector(handlenavigationtransition:)];

pan.enabled = NO;

[self. View Addgesturerecognizer:p an];

Pan. delegate = self;

}

#pragma mark-uigesturerecognizerdelegate

when it starts to slide, it will be called. If you return YES, you can swipe back to No, disable gestures

-(BOOL) Gesturerecognizershouldbegin: (uigesturerecognizer *) gesturerecognizer{

// when the controller is not removed ( Forbidden ), the charge root controller allows removal of the control

NSLog (@ "%ld", Self.viewControllers.count);

BOOL open = self. Viewcontrollers. Count > 1;

return open;

}

-(void) Pushviewcontroller: (Uiviewcontroller *) Viewcontroller animated: (BOOL) animated{

[Super Pushviewcontroller:viewcontroller animated:animated];

//}

-(void) back{

[self popviewcontrolleranimated:YES];

}

@end

Full Screen swipe