no message

zhangxiaowen
1 parent 833222df
Showing 7 changed files with 126 additions and 2 deletions
Example/CNLiveBalanceModule.xcodeproj/project.pbxproj
Example/CNLiveBalanceModule/CNLiveBaseNavigationController.h
Example/CNLiveBalanceModule/CNLiveBaseNavigationController.m
Example/CNLiveBalanceModule/CNLiveBaseViewController.h
Example/CNLiveBalanceModule/CNLiveBaseViewController.m
Example/CNLiveBalanceModule/UIViewController+NavigationBarHidden.h
Example/CNLiveBalanceModule/UIViewController+NavigationBarHidden.m
@@ -8,6 +8,7 @@
 /* Begin PBXBuildFile section */
 		008EDC6D9F59708FC31D66E2 /* Pods_CNLiveBalanceModule_Example.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = DF1592377FBDD3732275DFDB /* Pods_CNLiveBalanceModule_Example.framework */; };
+		08827AFE23A8B4AC00EBF18F /* UIViewController+NavigationBarHidden.m in Sources */ = {isa = PBXBuildFile; fileRef = 08827AFD23A8B4AC00EBF18F /* UIViewController+NavigationBarHidden.m */; };
 		08ADA66223A381E100072772 /* CNLiveBaseViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 08ADA66123A381E100072772 /* CNLiveBaseViewController.m */; };
 		08CA954D23A4609F001B1A99 /* CNLiveWebView.m in Sources */ = {isa = PBXBuildFile; fileRef = 08CA954B23A4609F001B1A99 /* CNLiveWebView.m */; };
 		08CA955023A47090001B1A99 /* CNLiveBaseNavigationController.m in Sources */ = {isa = PBXBuildFile; fileRef = 08CA954F23A47090001B1A99 /* CNLiveBaseNavigationController.m */; };
@@ -42,6 +43,8 @@
 /* End PBXContainerItemProxy section */
 /* Begin PBXFileReference section */
+		08827AFC23A8B4AC00EBF18F /* UIViewController+NavigationBarHidden.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIViewController+NavigationBarHidden.h"; sourceTree = "<group>"; };
+		08827AFD23A8B4AC00EBF18F /* UIViewController+NavigationBarHidden.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UIViewController+NavigationBarHidden.m"; sourceTree = "<group>"; };
 		08ADA66023A381E100072772 /* CNLiveBaseViewController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = CNLiveBaseViewController.h; sourceTree = "<group>"; };
 		08ADA66123A381E100072772 /* CNLiveBaseViewController.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = CNLiveBaseViewController.m; sourceTree = "<group>"; };
 		08CA954B23A4609F001B1A99 /* CNLiveWebView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = CNLiveWebView.m; sourceTree = "<group>"; };
@@ -165,6 +168,8 @@
 				6003F5A6195388D20070C39A /* CNLIVEViewController.m */,
 				08ADA66023A381E100072772 /* CNLiveBaseViewController.h */,
 				08ADA66123A381E100072772 /* CNLiveBaseViewController.m */,
+				08827AFC23A8B4AC00EBF18F /* UIViewController+NavigationBarHidden.h */,
+				08827AFD23A8B4AC00EBF18F /* UIViewController+NavigationBarHidden.m */,
 				08CA954E23A47090001B1A99 /* CNLiveBaseNavigationController.h */,
 				08CA954F23A47090001B1A99 /* CNLiveBaseNavigationController.m */,
 				08CA954C23A4609F001B1A99 /* CNLiveWebView.h */,
@@ -456,6 +461,7 @@
 				08ADA66223A381E100072772 /* CNLiveBaseViewController.m in Sources */,
 				08CA955923A4B492001B1A99 /* CNLiveBaseWebViewController.m in Sources */,
 				6003F59E195388D20070C39A /* CNLIVEAppDelegate.m in Sources */,
+				08827AFE23A8B4AC00EBF18F /* UIViewController+NavigationBarHidden.m in Sources */,
 				6003F5A7195388D20070C39A /* CNLIVEViewController.m in Sources */,
 				08CA955C23A4B552001B1A99 /* CNLiveInteractionWebController.m in Sources */,
 				6003F59A195388D20070C39A /* main.m in Sources */,
@@ -10,7 +10,7 @@
 NS_ASSUME_NONNULL_BEGIN
-@interface CNLiveBaseNavigationController : UINavigationController
+@interface CNLiveBaseNavigationController : UINavigationController<UINavigationControllerDelegate>
 @end
@@ -7,16 +7,81 @@
 //
 #import "CNLiveBaseNavigationController.h"
+#import "UIViewController+NavigationBarHidden.h"
+#import "CNLiveCategory.h"
-@interface CNLiveBaseNavigationController ()
+@interface CNLiveBaseNavigationController ()<UIGestureRecognizerDelegate>
 @end
 @implementation CNLiveBaseNavigationController
+#pragma mark - 生命周期
+- (void)viewDidAppear:(BOOL)animated {
+    __weak typeof(self) weakSelf = self;
+    self.navigationController.interactivePopGestureRecognizer.delegate = weakSelf;
+}
 - (void)viewDidLoad {
     [super viewDidLoad];
     // Do any additional setup after loading the view.
+    self.delegate = self;
+}
+
+#pragma mark - 重写push方法
+//重写push方法 push的控制器隐藏tabbar
+- (void)pushViewController:(UIViewController *)viewController animated:(BOOL)animated {
+    // 隐藏tabbar
+    if (self.viewControllers.count > 0) {
+        viewController.hidesBottomBarWhenPushed = YES;
+    }
+    //1.添加后退按钮
+    [self addBackButton:viewController];
+    [super pushViewController:viewController animated:animated];
+}
+
+//2 自定义后退按钮
+- (void)addBackButton:(UIViewController *)viewController {
+    //开启手势后退
+    self.interactivePopGestureRecognizer.delegate = (id)self;
+    //开启手势滑动后退
+    if ([self respondsToSelector:@selector(interactivePopGestureRecognizer)]) {
+        self.interactivePopGestureRecognizer.enabled = YES;
+    }
+    
+    UIImage *image = [self getImageWithImageName:@"cnlive_back_black_b" bundleName:@"CNLiveBaseClass" targetClass:[self class]];
+    UIImage *originalImage = [image imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal];
+    
+    //设置导航栏返回按钮
+    UIButton *btn = [UIButton buttonWithType:UIButtonTypeCustom];
+    btn.frame = CGRectMake(0, 0, 44, 44);
+    [btn setImage:originalImage forState:UIControlStateNormal];
+    [btn setContentHorizontalAlignment:UIControlContentHorizontalAlignmentLeft];
+    [btn addTarget:self action:@selector(goBack) forControlEvents:UIControlEventTouchUpInside];
+    UIBarButtonItem *leftItem = [[UIBarButtonItem alloc]initWithCustomView:btn];
+    viewController.navigationItem.leftBarButtonItem = leftItem;
+}
+
+//点击后退的时候执行的方法
+- (void)goBack {
+    [self popViewControllerAnimated:YES];
+}
+
+#pragma mark - UINavigationControllerDelegate
+- (void)navigationController:(UINavigationController *)navigationController willShowViewController:(UIViewController *)viewController animated:(BOOL)animated {
+    if (viewController.navigationBarHidden != self.navigationBarHidden) {
+        [self setNavigationBarHidden:viewController.navigationBarHidden animated:animated];
+    }
+}
+
+#pragma mark - UIGestureRecognizerDelegate
+- (BOOL)gestureRecognizerShouldBegin:(UIGestureRecognizer *)gestureRecognizer {
+    // 注意：只有非根控制器才有滑动返回功能，根控制器没有。
+    // 判断导航控制器是否只有一个子控制器，如果只有一个子控制器，肯定是根控制器
+    if (self.childViewControllers.count == 1) {
+        // 表示用户在根控制器界面，就不需要触发滑动手势，
+        return NO;
+    }
+    return YES;
 }
 /*
@@ -14,6 +14,9 @@ NS_ASSUME_NONNULL_BEGIN
 // 是否隐藏导航栏
 @property (nonatomic, assign) BOOL navigationHidden;
+// 是否开启侧滑返回手势
+@property (nonatomic, assign) BOOL interactive;
+
 // 子类重写添加子视图方法
 - (void)createSubViews;
@@ -21,6 +21,16 @@
     self.navigationController.navigationBarHidden = YES;
 }
+- (void)viewDidAppear:(BOOL)animated {
+    [super viewDidAppear:animated];
+    // 禁止页面左侧滑动返回，注意，如果仅仅需要禁止此单个页面返回，还需要在viewWillDisapper下开放侧滑权限
+    // 禁用返回手势
+    if ([self.navigationController respondsToSelector:@selector(interactivePopGestureRecognizer)]) {
+        self.navigationController.interactivePopGestureRecognizer.enabled = self.interactive;
+    }
+    
+}
+
 - (void)viewDidLoad {
     [super viewDidLoad];
     // Do any additional setup after loading the view.
+//
+//  UIViewController+NavigationBarHidden.m
+//  CNLiveBaseClass
+//
+//  Created by CNLive-zxw on 2019/12/13.
+//  Copyright © 2019 153993236@qq.com. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface UIViewController (NavigationBarHidden)
+// 是否隐藏导航栏。默认NO。
+@property (nonatomic , assign) BOOL navigationBarHidden;
+
+@end
+
+NS_ASSUME_NONNULL_END
+//
+//  UIViewController+NavigationBarHidden.m
+//  CNLiveBaseClass
+//
+//  Created by CNLive-zxw on 2019/12/13.
+//  Copyright © 2019 153993236@qq.com. All rights reserved.
+//
+
+#import "UIViewController+NavigationBarHidden.h"
+#import <objc/runtime.h>
+
+@implementation UIViewController (NavigationBarHidden)
+- (BOOL)navigationBarHidden{
+    return [objc_getAssociatedObject(self, @selector(navigationBarHidden)) boolValue];
+}
+
+- (void)setNavigationBarHidden:(BOOL)navigationBarHidden{
+    objc_setAssociatedObject(self, @selector(navigationBarHidden), @(navigationBarHidden), OBJC_ASSOCIATION_ASSIGN);
+}
+
+@end