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74 lines
1.8 KiB
74 lines
1.8 KiB
// |
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// TFNavigationController.m |
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// WXReader |
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// |
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// Created by 谢腾飞 on 2020/12/1. |
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// Copyright © 2020 xtfei_2011@126.com. All rights reserved. |
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// |
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#import "TFNavigationController.h" |
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#import "UINavigationController+TFExtension.h" |
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@interface TFNavigationController ()<UINavigationControllerDelegate> |
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@property (nonatomic ,assign) BOOL isSwitching; |
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@end |
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@implementation TFNavigationController |
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- (void)viewDidLoad |
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{ |
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[super viewDidLoad]; |
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self.delegate = self; |
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// 使导航条有效 |
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[self setNavigationBarHidden:NO]; |
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[self.navigationBar setHidden:YES]; |
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} |
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- (void)setEnableSlidingBack:(BOOL)enableSlidingBack |
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{ |
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_enableSlidingBack = enableSlidingBack; |
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self.interactivePopGestureRecognizer.enabled = enableSlidingBack; |
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} |
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- (void)pushViewController:(UIViewController *)viewController animated:(BOOL)animated |
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{ |
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if (self.viewControllers.count > 0 && !self.isTransition) { |
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viewController.hidesBottomBarWhenPushed = YES; |
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} |
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if (animated) { |
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if (self.isSwitching) { |
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return; // 1. 如果是动画，并且正在切换，直接忽略 |
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} |
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self.isSwitching = YES; // 2. 否则修改状态 |
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} |
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[super pushViewController:viewController animated:animated]; |
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self.isSwitching = NO; |
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self.isTransition = NO; |
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} |
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- (void)navigationController:(UINavigationController *)navigationController didShowViewController:(UIViewController *)viewController animated:(BOOL)animated |
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{ |
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BOOL isRootVC = viewController == navigationController.viewControllers.firstObject; |
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if (self.enableSlidingBack) { |
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self.enableSlidingBack = !isRootVC; |
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} |
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self.isSwitching = NO; // 3. 还原状态 |
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} |
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- (UIViewController *)popViewControllerAnimated:(BOOL)animated |
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{ |
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self.isSwitching = NO; |
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return [super popViewControllerAnimated:animated]; |
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} |
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@end
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