272 lines
8.8 KiB
Objective-C
272 lines
8.8 KiB
Objective-C
//
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// HomeSheetVC.m
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// keyBoard
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//
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// Created by Mac on 2025/11/5.
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//
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#import "HomeSheetVC.h"
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#import "KBDirectionIndicatorView.h"
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// 子控制器
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#import "HomeHotVC.h"
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#import "HomeRankVC.h"
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@interface HomeSheetVC ()
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@property (nonatomic, strong) KBDirectionIndicatorView *indicator;
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// 顶部切换按钮与指示条
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@property (nonatomic, strong) UIView *topBar;
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@property (nonatomic, strong) UIButton *hotButton;
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@property (nonatomic, strong) UIButton *rankButton;
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@property (nonatomic, strong) UIView *underlineView; // 选中下划线
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// 承载子控制器内容
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@property (nonatomic, strong) UIView *containerView;
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@property (nonatomic, strong) UIViewController *currentChild;
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@property (nonatomic, strong) HomeHotVC *hotVC;
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@property (nonatomic, strong) HomeRankVC *rankVC;
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@end
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@implementation HomeSheetVC
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- (void)viewDidLoad {
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[super viewDidLoad];
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// Do any additional setup after loading the view.
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self.view.backgroundColor = [UIColor redColor];
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HWBackgroundConfig *config = [HWBackgroundConfig configWithBehavior:HWBackgroundBehaviorDefault];
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config = [HWBackgroundConfig configWithBehavior:HWBackgroundBehaviorDefault];
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config.backgroundAlpha = 0.001;
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[self.hw_dimmedView reloadConfig:config];
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// 顶部按钮 + 容器
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[self setupTopButtonsAndContainer];
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// 默认展示“热门”
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[self switchToIndex:0 animated:NO];
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}
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- (UIView<HWPanModalIndicatorProtocol> *)customIndicatorView {
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if (!_indicator) _indicator = [KBDirectionIndicatorView new];
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return _indicator;
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}
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- (void)panModalTransitionDidFinish {
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// 初次展示后按当前状态设定一次朝向
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[self.indicator applyPresentationState:self.hw_presentationState];
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// 避免出现内容随弹窗上移的“位移动画”观感：
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// 顶部栏在展示动画期间先隐藏，待完成后淡入
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if (self.topBar && self.topBar.alpha < 1.0) {
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[UIView animateWithDuration:0.18 delay:0 options:UIViewAnimationOptionCurveEaseOut animations:^{
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self.topBar.alpha = 1.0;
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} completion:nil];
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}
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}
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- (void)didChangeTransitionToState:(PresentationState)state {
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// // 每次状态切换完成后刷新朝向
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// [self.indicator applyPresentationState:state];
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}
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- (PanModalHeight)shortFormHeight {
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return PanModalHeightMake(PanModalHeightTypeContent, self.minHeight ?: 300);
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}
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- (PanModalHeight)longFormHeight {
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return PanModalHeightMake(PanModalHeightTypeMaxTopInset, self.topInset ?: 100);
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}
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- (PresentationState)originPresentationState {
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return PresentationStateShort; // 初始就以最小高度展示
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}
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- (BOOL)anchorModalToLongForm {
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return YES; // 到 long 后不再继续往上拖
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}
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- (BOOL)allowsPullDownWhenShortState {
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return NO; // 在 short 状态禁止继续往下拉（锁住最小高度）
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}
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/// 允许时间穿透
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- (BOOL)allowsTouchEventsPassingThroughTransitionView {
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return YES;
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}
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-(BOOL)shouldAutoSetPanScrollContentInset{
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return NO;
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}
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- (UIScrollView *)panScrollable {
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return self.hotVC.tableView;
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}
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// 可选：完全不允许拖拽关闭（避免被拉到底消失）
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- (BOOL)allowsDragToDismiss {
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return NO;
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}
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//
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//- (BOOL)showDragIndicator{
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// return NO;
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//}
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//
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// 点背景不关闭
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- (BOOL)allowsTapBackgroundToDismiss {
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return NO;
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}
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// 出现时不做上推动画（瞬时到位）开了下拉动画有问题
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//- (NSTimeInterval)transitionDuration {
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// return 0;
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//}
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//// 可选：关闭触觉反馈，避免出现时的轻微震动
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//- (BOOL)isHapticFeedbackEnabled {
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// return NO;
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//}
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#pragma mark - UI
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- (void)setupTopButtonsAndContainer {
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// 顶部栏
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self.topBar = [[UIView alloc] init];
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self.topBar.backgroundColor = [UIColor colorWithWhite:1 alpha:0.9];
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[self.view addSubview:self.topBar];
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// 首次展示时先隐藏，待转场完成后再淡入，避免“自底向上滑入”的错觉
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self.topBar.alpha = 0.0;
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// 两个按钮
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self.hotButton = [UIButton buttonWithType:UIButtonTypeCustom];
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[self.hotButton setTitle:KBLocalized(@"热门") forState:UIControlStateNormal];
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[self.hotButton setTitleColor:[UIColor darkTextColor] forState:UIControlStateNormal];
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[self.hotButton setTitleColor:[UIColor blackColor] forState:UIControlStateSelected];
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self.hotButton.titleLabel.font = [UIFont boldSystemFontOfSize:16];
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self.hotButton.tag = 0;
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[self.hotButton addTarget:self action:@selector(onTapTopButton:) forControlEvents:UIControlEventTouchUpInside];
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[self.topBar addSubview:self.hotButton];
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self.rankButton = [UIButton buttonWithType:UIButtonTypeCustom];
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[self.rankButton setTitle:KBLocalized(@"排行") forState:UIControlStateNormal];
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[self.rankButton setTitleColor:[UIColor darkTextColor] forState:UIControlStateNormal];
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[self.rankButton setTitleColor:[UIColor blackColor] forState:UIControlStateSelected];
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self.rankButton.titleLabel.font = [UIFont boldSystemFontOfSize:16];
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self.rankButton.tag = 1;
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[self.rankButton addTarget:self action:@selector(onTapTopButton:) forControlEvents:UIControlEventTouchUpInside];
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[self.topBar addSubview:self.rankButton];
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// 下划线（跟随选中按钮）
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self.underlineView = [[UIView alloc] init];
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self.underlineView.backgroundColor = [UIColor blackColor];
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self.underlineView.layer.cornerRadius = 1.0;
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[self.topBar addSubview:self.underlineView];
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// 容器视图
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self.containerView = [[UIView alloc] init];
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self.containerView.backgroundColor = [UIColor whiteColor];
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self.containerView.clipsToBounds = YES;
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[self.view addSubview:self.containerView];
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// Masonry 约束
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CGFloat topPadding = 12; // 与顶部小指示器留点空间
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[self.topBar mas_makeConstraints:^(MASConstraintMaker *make) {
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make.left.right.equalTo(self.view);
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make.top.equalTo(self.view).offset(topPadding);
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make.height.mas_equalTo(44);
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}];
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[self.hotButton mas_makeConstraints:^(MASConstraintMaker *make) {
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make.top.bottom.equalTo(self.topBar);
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make.left.equalTo(self.topBar);
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}];
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[self.rankButton mas_makeConstraints:^(MASConstraintMaker *make) {
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make.top.bottom.equalTo(self.topBar);
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make.right.equalTo(self.topBar);
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make.left.equalTo(self.hotButton.mas_right);
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make.width.equalTo(self.hotButton);
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}];
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// 初始先放在“热门”下方，宽度稍小于按钮文字
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[self.underlineView mas_makeConstraints:^(MASConstraintMaker *make) {
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make.height.mas_equalTo(2);
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make.bottom.equalTo(self.topBar.mas_bottom).offset(-2);
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make.centerX.equalTo(self.hotButton);
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make.width.mas_equalTo(24);
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}];
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[self.containerView mas_makeConstraints:^(MASConstraintMaker *make) {
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make.top.equalTo(self.topBar.mas_bottom).offset(8);
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make.left.right.bottom.equalTo(self.view);
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}];
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}
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#pragma mark - Action
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- (void)onTapTopButton:(UIButton *)sender {
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[self switchToIndex:sender.tag animated:YES];
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[self hw_panModalSetNeedsLayoutUpdate];
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}
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#pragma mark - Switch Child
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- (void)switchToIndex:(NSInteger)index animated:(BOOL)animated {
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UIViewController *target = (index == 0) ? self.hotVC : self.rankVC;
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if (!target) {
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if (index == 0) {
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self.hotVC = [HomeHotVC new];
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target = self.hotVC;
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} else {
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self.rankVC = [HomeRankVC new];
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target = self.rankVC;
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}
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}
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if (self.currentChild == target) {
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// 已经是目标
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[self updateButtonStateForIndex:index animated:animated];
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return;
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}
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// 移除当前
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if (self.currentChild) {
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[self.currentChild willMoveToParentViewController:nil];
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[self.currentChild.view removeFromSuperview];
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[self.currentChild removeFromParentViewController];
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}
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// 添加目标
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[self addChildViewController:target];
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[self.containerView addSubview:target.view];
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target.view.backgroundColor = [UIColor colorWithWhite:0.98 alpha:1];
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[target.view mas_makeConstraints:^(MASConstraintMaker *make) {
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make.edges.equalTo(self.containerView);
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}];
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[target didMoveToParentViewController:self];
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self.currentChild = target;
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[self updateButtonStateForIndex:index animated:animated];
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}
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- (void)updateButtonStateForIndex:(NSInteger)index animated:(BOOL)animated {
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self.hotButton.selected = (index == 0);
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self.rankButton.selected = (index == 1);
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UIButton *btn = (index == 0) ? self.hotButton : self.rankButton;
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// 更新下划线位置
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[self.underlineView mas_remakeConstraints:^(MASConstraintMaker *make) {
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make.height.mas_equalTo(2);
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make.bottom.equalTo(self.topBar.mas_bottom).offset(-2);
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make.centerX.equalTo(btn);
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make.width.mas_equalTo(24);
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}];
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if (animated) {
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[UIView animateWithDuration:0.25 animations:^{
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[self.topBar layoutIfNeeded];
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}];
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} else {
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[self.topBar layoutIfNeeded];
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}
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}
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@end
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