diff --git a/keyBoard/Assets.xcassets/Tabbar/tabbar_alfe_icon.imageset/Contents.json b/keyBoard/Assets.xcassets/Tabbar/tabbar_alfe_icon.imageset/Contents.json new file mode 100644 index 0000000..8195501 --- /dev/null +++ b/keyBoard/Assets.xcassets/Tabbar/tabbar_alfe_icon.imageset/Contents.json @@ -0,0 +1,22 @@ +{ + "images" : [ + { + "idiom" : "universal", + "scale" : "1x" + }, + { + "filename" : "tabbar_alfe_icon@2x.png", + "idiom" : "universal", + "scale" : "2x" + }, + { + "filename" : "tabbar_alfe_icon@3x.png", + "idiom" : "universal", + "scale" : "3x" + } + ], + "info" : { + "author" : "xcode", + "version" : 1 + } +} diff --git a/keyBoard/Assets.xcassets/Tabbar/tabbar_alfe_icon.imageset/tabbar_alfe_icon@2x.png b/keyBoard/Assets.xcassets/Tabbar/tabbar_alfe_icon.imageset/tabbar_alfe_icon@2x.png new file mode 100644 index 0000000..53a66b5 Binary files /dev/null and b/keyBoard/Assets.xcassets/Tabbar/tabbar_alfe_icon.imageset/tabbar_alfe_icon@2x.png differ diff --git a/keyBoard/Assets.xcassets/Tabbar/tabbar_alfe_icon.imageset/tabbar_alfe_icon@3x.png b/keyBoard/Assets.xcassets/Tabbar/tabbar_alfe_icon.imageset/tabbar_alfe_icon@3x.png new file mode 100644 index 0000000..cd39d23 Binary files /dev/null and b/keyBoard/Assets.xcassets/Tabbar/tabbar_alfe_icon.imageset/tabbar_alfe_icon@3x.png differ diff --git a/keyBoard/Assets.xcassets/Test/person_icon.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/person_icon.imageset/Contents.json new file mode 100644 index 0000000..36f3a9b --- /dev/null +++ b/keyBoard/Assets.xcassets/Test/person_icon.imageset/Contents.json @@ -0,0 +1,21 @@ +{ + "images" : [ + { + "filename" : "person_icon.png", + "idiom" : "universal", + "scale" : "1x" + }, + { + "idiom" : "universal", + "scale" : "2x" + }, + { + "idiom" : "universal", + "scale" : "3x" + } + ], + "info" : { + "author" : "xcode", + "version" : 1 + } +} diff --git a/keyBoard/Assets.xcassets/Test/person_icon.imageset/person_icon.png b/keyBoard/Assets.xcassets/Test/person_icon.imageset/person_icon.png new file mode 100644 index 0000000..5cddf43 Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/person_icon.imageset/person_icon.png differ diff --git a/keyBoard/Class/AiTalk/VC/KBAiMainVC.m b/keyBoard/Class/AiTalk/VC/KBAiMainVC.m index 80bbabe..4b6dab9 100644 --- a/keyBoard/Class/AiTalk/VC/KBAiMainVC.m +++ b/keyBoard/Class/AiTalk/VC/KBAiMainVC.m @@ -21,6 +21,10 @@ @property(nonatomic, strong) UILabel *statusLabel; @property(nonatomic, strong) UIButton *commentButton; @property(nonatomic, strong) KBAICommentView *commentView; +@property(nonatomic, strong) UIView *tabbarBackgroundView; +@property(nonatomic, strong) UIVisualEffectView *blurEffectView; +@property(nonatomic, strong) CAGradientLayer *gradientLayer; +@property(nonatomic, strong) UIImageView *personImageView; // 核心模块 @property(nonatomic, strong) ConversationOrchestrator *orchestrator; @@ -34,6 +38,10 @@ - (void)viewDidLoad { [super viewDidLoad]; + // 让视图延伸到屏幕边缘（包括状态栏和导航栏下方） + self.edgesForExtendedLayout = UIRectEdgeAll; + self.extendedLayoutIncludesOpaqueBars = YES; + [self setupUI]; [self setupOrchestrator]; } @@ -45,6 +53,54 @@ [self.orchestrator stop]; } +- (void)viewDidLayoutSubviews { + [super viewDidLayoutSubviews]; + + // 设置黑色渐变层（从底部到顶部，黑色到透明） + if (!self.gradientLayer) { + self.gradientLayer = [CAGradientLayer layer]; + self.gradientLayer.startPoint = CGPointMake(0.53, 1); // 底部 + self.gradientLayer.endPoint = CGPointMake(0.54, 0); // 顶部 + // 渐变颜色：从黑色 24% 不透明度到透明 + self.gradientLayer.colors = @[ + (__bridge id)[UIColor colorWithRed:0 / 255.0 + green:0 / 255.0 + blue:0 / 255.0 + alpha:0.24] + .CGColor, + (__bridge id)[UIColor colorWithRed:3 / 255.0 + green:3 / 255.0 + blue:3 / 255.0 + alpha:0] + .CGColor + ]; + self.gradientLayer.locations = @[ @(0.7), @(1.0) ]; + [self.tabbarBackgroundView.layer addSublayer:self.gradientLayer]; + } + + // 更新黑色渐变层的 frame + self.gradientLayer.frame = self.tabbarBackgroundView.bounds; + + // 为 blurEffectView 添加透明度渐变 + // mask（从底部到中间不透明，从中间到顶部透明） + if (!self.blurEffectView.layer.mask) { + CAGradientLayer *maskLayer = [CAGradientLayer layer]; + maskLayer.startPoint = CGPointMake(0.5, 1); // 底部 + maskLayer.endPoint = CGPointMake(0.5, 0); // 顶部 + // 底部到中间保持不透明，从中间到顶部过渡透明 + maskLayer.colors = @[ + (__bridge id)[UIColor whiteColor].CGColor, // 底部：完全不透明 + (__bridge id)[UIColor whiteColor].CGColor, // 中间：完全不透明 + (__bridge id)[UIColor clearColor].CGColor // 顶部：完全透明 + ]; + maskLayer.locations = @[ @(0.0), @(0.5), @(1.0) ]; + self.blurEffectView.layer.mask = maskLayer; + } + + // 更新 mask 的 frame + self.blurEffectView.layer.mask.frame = self.blurEffectView.bounds; +} + #pragma mark - UI Setup - (void)setupUI { @@ -54,6 +110,29 @@ // 安全区域 UILayoutGuide *safeArea = self.view.safeAreaLayoutGuide; + // PersonImageView（背景图，最底层） + self.personImageView = + [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"person_icon"]]; + [self.view addSubview:self.personImageView]; + [self.personImageView mas_makeConstraints:^(MASConstraintMaker *make) { + make.left.right.top.bottom.equalTo(self.view); + }]; + + // TabBar 毛玻璃模糊背景（在 personImageView 之上） + self.tabbarBackgroundView = [[UIView alloc] init]; + self.tabbarBackgroundView.translatesAutoresizingMaskIntoConstraints = NO; + self.tabbarBackgroundView.clipsToBounds = YES; + [self.view addSubview:self.tabbarBackgroundView]; + + // 模糊效果 + UIBlurEffect *blurEffect = + [UIBlurEffect effectWithStyle:UIBlurEffectStyleLight]; + self.blurEffectView = [[UIVisualEffectView alloc] initWithEffect:blurEffect]; + self.blurEffectView.translatesAutoresizingMaskIntoConstraints = NO; + [self.tabbarBackgroundView addSubview:self.blurEffectView]; + + // 渐变层将在 viewDidLayoutSubviews 中设置 + // 状态标签 self.statusLabel = [[UILabel alloc] init]; self.statusLabel.text = @"按住按钮开始对话"; @@ -64,10 +143,10 @@ [self.view addSubview:self.statusLabel]; // 聊天视图 - self.chatView = [[KBAiChatView alloc] init]; - self.chatView.backgroundColor = [UIColor systemBackgroundColor]; - self.chatView.translatesAutoresizingMaskIntoConstraints = NO; - [self.view addSubview:self.chatView]; + // self.chatView = [[KBAiChatView alloc] init]; + // self.chatView.backgroundColor = [UIColor systemBackgroundColor]; + // self.chatView.translatesAutoresizingMaskIntoConstraints = NO; + // [self.view addSubview:self.chatView]; // 录音按钮 self.recordButton = [[KBAiRecordButton alloc] init]; @@ -92,51 +171,34 @@ forControlEvents:UIControlEventTouchUpInside]; [self.view addSubview:self.commentButton]; - // 布局约束 - [NSLayoutConstraint activateConstraints:@[ - // 状态标签 - [self.statusLabel.topAnchor constraintEqualToAnchor:safeArea.topAnchor - constant:8], - [self.statusLabel.leadingAnchor - constraintEqualToAnchor:safeArea.leadingAnchor - constant:16], - [self.statusLabel.trailingAnchor - constraintEqualToAnchor:safeArea.trailingAnchor - constant:-16], + // 布局约束 - 使用 Masonry + [self.tabbarBackgroundView mas_makeConstraints:^(MASConstraintMaker *make) { + make.left.right.bottom.equalTo(self.view); + make.height.mas_equalTo(KBFit(238)); + }]; - // 聊天视图 - [self.chatView.topAnchor - constraintEqualToAnchor:self.statusLabel.bottomAnchor - constant:8], - [self.chatView.leadingAnchor - constraintEqualToAnchor:safeArea.leadingAnchor], - [self.chatView.trailingAnchor - constraintEqualToAnchor:safeArea.trailingAnchor], - [self.chatView.bottomAnchor - constraintEqualToAnchor:self.recordButton.topAnchor - constant:-16], + [self.blurEffectView mas_makeConstraints:^(MASConstraintMaker *make) { + make.edges.equalTo(self.tabbarBackgroundView); + }]; - // 录音按钮 - [self.recordButton.leadingAnchor - constraintEqualToAnchor:safeArea.leadingAnchor - constant:20], - [self.recordButton.trailingAnchor - constraintEqualToAnchor:safeArea.trailingAnchor - constant:-20], - [self.recordButton.bottomAnchor - constraintEqualToAnchor:safeArea.bottomAnchor - constant:-16], - [self.recordButton.heightAnchor constraintEqualToConstant:50], + [self.statusLabel mas_makeConstraints:^(MASConstraintMaker *make) { + make.top.equalTo(self.view.mas_safeAreaLayoutGuideTop).offset(8); + make.left.equalTo(self.view).offset(16); + make.right.equalTo(self.view).offset(-16); + }]; - // 评论按钮（右侧居中） - [self.commentButton.trailingAnchor - constraintEqualToAnchor:safeArea.trailingAnchor - constant:-16], - [self.commentButton.centerYAnchor - constraintEqualToAnchor:self.chatView.centerYAnchor], - [self.commentButton.widthAnchor constraintEqualToConstant:50], - [self.commentButton.heightAnchor constraintEqualToConstant:50], - ]]; + [self.recordButton mas_makeConstraints:^(MASConstraintMaker *make) { + make.left.equalTo(self.view.mas_safeAreaLayoutGuideLeft).offset(20); + make.right.equalTo(self.view.mas_safeAreaLayoutGuideRight).offset(-20); + make.bottom.equalTo(self.view.mas_safeAreaLayoutGuideBottom).offset(-16); + make.height.mas_equalTo(50); + }]; + + [self.commentButton mas_makeConstraints:^(MASConstraintMaker *make) { + make.right.equalTo(self.view.mas_safeAreaLayoutGuideRight).offset(-16); + make.centerY.equalTo(self.view); + make.width.height.mas_equalTo(50); + }]; } #pragma mark - Orchestrator Setup @@ -240,25 +302,25 @@ #pragma mark - 事件 - (void)showComment { - CGFloat customViewHeight = KB_SCREEN_HEIGHT * (0.8); - KBAICommentView *customView = [[KBAICommentView alloc] - initWithFrame:CGRectMake(0, 0, KB_SCREEN_WIDTH, customViewHeight)]; - LSTPopView *popView = - [LSTPopView initWithCustomView:customView - parentView:nil - popStyle:LSTPopStyleSmoothFromBottom - dismissStyle:LSTDismissStyleSmoothToBottom]; - self.popView = popView; - popView.priority = 1000; - popView.isAvoidKeyboard = false; - popView.hemStyle = LSTHemStyleBottom; - popView.dragStyle = LSTDragStyleY_Positive; - popView.dragDistance = customViewHeight * 0.5; - popView.sweepStyle = LSTSweepStyleY_Positive; - popView.swipeVelocity = 1600; - popView.sweepDismissStyle = LSTSweepDismissStyleSmooth; - - [popView pop]; + CGFloat customViewHeight = KB_SCREEN_HEIGHT * (0.8); + KBAICommentView *customView = [[KBAICommentView alloc] + initWithFrame:CGRectMake(0, 0, KB_SCREEN_WIDTH, customViewHeight)]; + LSTPopView *popView = + [LSTPopView initWithCustomView:customView + parentView:nil + popStyle:LSTPopStyleSmoothFromBottom + dismissStyle:LSTDismissStyleSmoothToBottom]; + self.popView = popView; + popView.priority = 1000; + popView.isAvoidKeyboard = false; + popView.hemStyle = LSTHemStyleBottom; + popView.dragStyle = LSTDragStyleY_Positive; + popView.dragDistance = customViewHeight * 0.5; + popView.sweepStyle = LSTSweepStyleY_Positive; + popView.swipeVelocity = 1600; + popView.sweepDismissStyle = LSTSweepDismissStyleSmooth; + + [popView pop]; } - (void)showCommentDirectly { @@ -268,12 +330,14 @@ } CGFloat customViewHeight = KB_SCREEN_HEIGHT * (0.8); - KBAICommentView *customView = [[KBAICommentView alloc] initWithFrame:CGRectZero]; + KBAICommentView *customView = + [[KBAICommentView alloc] initWithFrame:CGRectZero]; customView.translatesAutoresizingMaskIntoConstraints = NO; [self.view addSubview:customView]; [NSLayoutConstraint activateConstraints:@[ [customView.leadingAnchor constraintEqualToAnchor:self.view.leadingAnchor], - [customView.trailingAnchor constraintEqualToAnchor:self.view.trailingAnchor], + [customView.trailingAnchor + constraintEqualToAnchor:self.view.trailingAnchor], [customView.bottomAnchor constraintEqualToAnchor:self.view.bottomAnchor], [customView.heightAnchor constraintEqualToConstant:customViewHeight], ]]; diff --git a/keyBoard/Class/Base/VC/BaseTabBarController.m b/keyBoard/Class/Base/VC/BaseTabBarController.m index 2c84301..ba87094 100644 --- a/keyBoard/Class/Base/VC/BaseTabBarController.m +++ b/keyBoard/Class/Base/VC/BaseTabBarController.m @@ -7,132 +7,215 @@ #import "BaseTabBarController.h" #import "HomeMainVC.h" -#import "MyVC.h" -#import "KBShopVC.h" #import "KBAiMainVC.h" +#import "KBShopVC.h" +#import "MyVC.h" -//#import "KBCommunityVC.h" +// #import "KBCommunityVC.h" #import "BaseNavigationController.h" #import "KBAuthManager.h" @interface BaseTabBarController () +/// 原始的 TabBar appearance（用于恢复） +@property(nonatomic, strong) + UITabBarAppearance *originalAppearance API_AVAILABLE(ios(13.0)); +@property(nonatomic, strong) + UITabBarAppearance *transparentAppearance API_AVAILABLE(ios(13.0)); + @end @implementation BaseTabBarController - (void)viewDidLoad { - [super viewDidLoad]; + [super viewDidLoad]; - self.delegate = self; + self.delegate = self; - [self setupTabbarAppearance]; + [self setupTabbarAppearance]; - // 组装 4 个 Tab：首页 / 商城 / 社区 / 我的 - // 图标位于 Assets.xcassets/Tabbar 下：tab_home/tab_home_selected 等 + // 组装 4 个 Tab：首页 / 商城 / 社区 / 我的 + // 图标位于 Assets.xcassets/Tabbar 下：tab_home/tab_home_selected 等 - // 首页 - HomeMainVC *home = [[HomeMainVC alloc] init]; - BaseNavigationController *navHome = [[BaseNavigationController alloc] initWithRootViewController:home]; - navHome.tabBarItem = [self tabItemWithTitle:KBLocalized(@"Home") + // 首页 + HomeMainVC *home = [[HomeMainVC alloc] init]; + BaseNavigationController *navHome = + [[BaseNavigationController alloc] initWithRootViewController:home]; + navHome.tabBarItem = [self tabItemWithTitle:KBLocalized(@"Home") image:@"tab_home" selectedImg:@"tab_home_selected"]; - // 商城 - KBShopVC *shop = [[KBShopVC alloc] init]; - BaseNavigationController *navShop = [[BaseNavigationController alloc] initWithRootViewController:shop]; - navShop.tabBarItem = [self tabItemWithTitle:KBLocalized(@"Shop") + // 商城 + KBShopVC *shop = [[KBShopVC alloc] init]; + BaseNavigationController *navShop = + [[BaseNavigationController alloc] initWithRootViewController:shop]; + navShop.tabBarItem = [self tabItemWithTitle:KBLocalized(@"Shop") image:@"tab_shop" selectedImg:@"tab_shop_selected"]; - // AI - KBAiMainVC *aiMainVC = [[KBAiMainVC alloc] init]; -// community.title = KBLocalized(@"Circle"); - BaseNavigationController *navCommunity = [[BaseNavigationController alloc] initWithRootViewController:aiMainVC]; - navCommunity.tabBarItem = [self tabItemWithTitle:KBLocalized(@"Circle") + // AI + KBAiMainVC *aiMainVC = [[KBAiMainVC alloc] init]; + // community.title = KBLocalized(@"Circle"); + BaseNavigationController *navCommunity = + [[BaseNavigationController alloc] initWithRootViewController:aiMainVC]; + navCommunity.tabBarItem = [self tabItemWithTitle:KBLocalized(@"Circle") image:@"tab_shequ" selectedImg:@"tab_shequ_selected"]; - // 我的 - MyVC *my = [[MyVC alloc] init]; - BaseNavigationController *navMy = [[BaseNavigationController alloc] initWithRootViewController:my]; - navMy.tabBarItem = [self tabItemWithTitle:KBLocalized(@"Mine") - image:@"tab_my" - selectedImg:@"tab_my_selected"]; + // 我的 + MyVC *my = [[MyVC alloc] init]; + BaseNavigationController *navMy = + [[BaseNavigationController alloc] initWithRootViewController:my]; + navMy.tabBarItem = [self tabItemWithTitle:KBLocalized(@"Mine") + image:@"tab_my" + selectedImg:@"tab_my_selected"]; - self.viewControllers = @[aiMainVC,navHome, navShop, navMy]; - - // 测试储存Token -// [[KBAuthManager shared] saveAccessToken:@"TEST" refreshToken:nil expiryDate:[NSDate dateWithTimeIntervalSinceNow:3600] userIdentifier:nil]; -// [[KBAuthManager shared] signOut]; + self.viewControllers = @[ navHome, navShop, aiMainVC, navMy ]; + + // 测试储存Token + // [[KBAuthManager shared] saveAccessToken:@"TEST" refreshToken:nil + // expiryDate:[NSDate dateWithTimeIntervalSinceNow:3600] + // userIdentifier:nil]; + // [[KBAuthManager shared] signOut]; } -- (void)setupTabbarAppearance{ - // 让 TabBar 不透明，子控制器 view 不再延伸到 TabBar 下 - self.tabBar.translucent = NO; - if (@available(iOS 15.0, *)) { - UITabBarAppearance *a = [UITabBarAppearance new]; - [a configureWithOpaqueBackground]; - a.backgroundColor = [UIColor whiteColor]; - // 设置选中标题为黑色（iOS 15+ 需通过 appearance） - NSDictionary *selAttr = @{ NSForegroundColorAttributeName : [UIColor blackColor] }; - a.stackedLayoutAppearance.selected.titleTextAttributes = selAttr; - a.inlineLayoutAppearance.selected.titleTextAttributes = selAttr; - a.compactInlineLayoutAppearance.selected.titleTextAttributes = selAttr; - self.tabBar.standardAppearance = a; - self.tabBar.scrollEdgeAppearance = a; - } else if (@available(iOS 13.0, *)) { - UITabBarAppearance *a = [UITabBarAppearance new]; - [a configureWithOpaqueBackground]; - a.backgroundColor = [UIColor whiteColor]; - NSDictionary *selAttr = @{ NSForegroundColorAttributeName : [UIColor blackColor] }; - a.stackedLayoutAppearance.selected.titleTextAttributes = selAttr; - a.inlineLayoutAppearance.selected.titleTextAttributes = selAttr; - a.compactInlineLayoutAppearance.selected.titleTextAttributes = selAttr; - self.tabBar.standardAppearance = a; - self.tabBar.tintColor = [UIColor blackColor]; - } else { - // 老系统用 tintColor/appearance 做回退 - self.tabBar.tintColor = [UIColor blackColor]; - [[UITabBarItem appearance] setTitleTextAttributes:@{NSForegroundColorAttributeName:[UIColor blackColor]} - forState:UIControlStateSelected]; - } +- (void)setupTabbarAppearance { + // 让 TabBar 不透明，子控制器 view 不再延伸到 TabBar 下 + self.tabBar.translucent = NO; + if (@available(iOS 15.0, *)) { + UITabBarAppearance *a = [UITabBarAppearance new]; + [a configureWithOpaqueBackground]; + a.backgroundColor = [UIColor whiteColor]; + // 设置选中标题为黑色（iOS 15+ 需通过 appearance） + NSDictionary *selAttr = + @{NSForegroundColorAttributeName : [UIColor blackColor]}; + a.stackedLayoutAppearance.selected.titleTextAttributes = selAttr; + a.inlineLayoutAppearance.selected.titleTextAttributes = selAttr; + a.compactInlineLayoutAppearance.selected.titleTextAttributes = selAttr; + self.tabBar.standardAppearance = a; + self.tabBar.scrollEdgeAppearance = a; + + // 保存原始 appearance + self.originalAppearance = a; + + // 创建透明 appearance + UITabBarAppearance *transparentA = [UITabBarAppearance new]; + [transparentA configureWithTransparentBackground]; + transparentA.backgroundColor = [UIColor clearColor]; + transparentA.stackedLayoutAppearance.selected.titleTextAttributes = selAttr; + transparentA.inlineLayoutAppearance.selected.titleTextAttributes = selAttr; + transparentA.compactInlineLayoutAppearance.selected.titleTextAttributes = + selAttr; + self.transparentAppearance = transparentA; + } else if (@available(iOS 13.0, *)) { + UITabBarAppearance *a = [UITabBarAppearance new]; + [a configureWithOpaqueBackground]; + a.backgroundColor = [UIColor whiteColor]; + NSDictionary *selAttr = + @{NSForegroundColorAttributeName : [UIColor blackColor]}; + a.stackedLayoutAppearance.selected.titleTextAttributes = selAttr; + a.inlineLayoutAppearance.selected.titleTextAttributes = selAttr; + a.compactInlineLayoutAppearance.selected.titleTextAttributes = selAttr; + self.tabBar.standardAppearance = a; + self.tabBar.tintColor = [UIColor blackColor]; + + // 保存原始 appearance + self.originalAppearance = a; + + // 创建透明 appearance + UITabBarAppearance *transparentA = [UITabBarAppearance new]; + [transparentA configureWithTransparentBackground]; + transparentA.backgroundColor = [UIColor clearColor]; + transparentA.stackedLayoutAppearance.selected.titleTextAttributes = selAttr; + transparentA.inlineLayoutAppearance.selected.titleTextAttributes = selAttr; + transparentA.compactInlineLayoutAppearance.selected.titleTextAttributes = + selAttr; + self.transparentAppearance = transparentA; + } else { + // 老系统用 tintColor/appearance 做回退 + self.tabBar.tintColor = [UIColor blackColor]; + [[UITabBarItem appearance] setTitleTextAttributes:@{ + NSForegroundColorAttributeName : [UIColor blackColor] + } + forState:UIControlStateSelected]; + } } // 统一构造 TabBarItem，原图渲染，避免被系统 Tint 着色 -- (UITabBarItem *)tabItemWithTitle:(NSString *)title image:(NSString *)imageName selectedImg:(NSString *)selectedName { - UIImage *img = [[UIImage imageNamed:imageName] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]; - UIImage *sel = [[UIImage imageNamed:selectedName] imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]; - UITabBarItem *item = [[UITabBarItem alloc] initWithTitle:title image:img selectedImage:sel]; - return item; +- (UITabBarItem *)tabItemWithTitle:(NSString *)title + image:(NSString *)imageName + selectedImg:(NSString *)selectedName { + UIImage *img = [[UIImage imageNamed:imageName] + imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]; + UIImage *sel = [[UIImage imageNamed:selectedName] + imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]; + UITabBarItem *item = [[UITabBarItem alloc] initWithTitle:title + image:img + selectedImage:sel]; + return item; } #pragma mark - UITabBarControllerDelegate -- (BOOL)tabBarController:(UITabBarController *)tabBarController shouldSelectViewController:(UIViewController *)viewController { - // 已经是当前选中的 tab，直接允许（避免重复拦截） - if (tabBarController.selectedViewController == viewController) { - return YES; - } - - NSUInteger index = [tabBarController.viewControllers indexOfObject:viewController]; - if (index == NSNotFound) { - return YES; - } - - // “我的” tab 默认为第 4 个（索引 3），未登录时先跳转登录页 - if ((index == 1 || index == 2) && ![KBUserSessionManager shared].isLoggedIn) { - [[KBUserSessionManager shared] goLoginVC]; - return NO; - } - +- (BOOL)tabBarController:(UITabBarController *)tabBarController + shouldSelectViewController:(UIViewController *)viewController { + // 已经是当前选中的 tab，直接允许（避免重复拦截） + if (tabBarController.selectedViewController == viewController) { return YES; + } + + NSUInteger index = + [tabBarController.viewControllers indexOfObject:viewController]; + if (index == NSNotFound) { + return YES; + } + + // “我的” tab 默认为第 4 个（索引 3），未登录时先跳转登录页 + if ((index == 1 || index == 2) && ![KBUserSessionManager shared].isLoggedIn) { + [[KBUserSessionManager shared] goLoginVC]; + return NO; + } + + return YES; +} + +- (void)tabBarController:(UITabBarController *)tabBarController + didSelectViewController:(UIViewController *)viewController { + NSUInteger index = + [tabBarController.viewControllers indexOfObject:viewController]; + + // 第三个 tab（索引2）是 KBAiMainVC，背景透明 + if (index == 2) { + if (@available(iOS 13.0, *)) { + self.tabBar.standardAppearance = self.transparentAppearance; + if (@available(iOS 15.0, *)) { + self.tabBar.scrollEdgeAppearance = self.transparentAppearance; + } + } else { + // iOS 13 以下，直接设置背景色 + self.tabBar.barTintColor = [UIColor clearColor]; + self.tabBar.backgroundColor = [UIColor clearColor]; + } + } else { + // 其他 tab，恢复原始背景 + if (@available(iOS 13.0, *)) { + self.tabBar.standardAppearance = self.originalAppearance; + if (@available(iOS 15.0, *)) { + self.tabBar.scrollEdgeAppearance = self.originalAppearance; + } + } else { + // iOS 13 以下，恢复白色背景 + self.tabBar.barTintColor = [UIColor whiteColor]; + self.tabBar.backgroundColor = [UIColor whiteColor]; + } + } } /* #pragma mark - Navigation -// In a storyboard-based application, you will often want to do a little preparation before navigation +// In a storyboard-based application, you will often want to do a little +preparation before navigation - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { // Get the new view controller using [segue destinationViewController]. // Pass the selected object to the new view controller.