教程效果:
项目开发中效果:
各种源码:
TitleSwitch.h 与 TitleSwitch.m (这个是修改过的升级版本)
// // TitleSwitch.h // TitleSwitch // // Created by YouXianMing on 14/11/4. // Copyright (c) 2014年 YouXianMing. All rights reserved. // #import <UIKit/UIKit.h> /** * 使用细节 * TitleSwitch *titleSwitch = [[TitleSwitch alloc] initWithFrame:CGRectMake(0, 100, 320, 40)]; titleSwitch.titles = @[@"YouXianMing", @"NoZuoNoDie", @"BlueShit"]; titleSwitch.titleFont = [UIFont systemFontOfSize:15.f]; titleSwitch.lineWidth = 1.f; titleSwitch.canTouchOnlyButtonOneTime = YES; titleSwitch.delegate = self; [titleSwitch createTitleSwitchView]; [self.view addSubview:titleSwitch]; * * */ @protocol TitleSwitchDelegate <NSObject> @optional - (void)willSelectIndex:(NSInteger)index; - (void)didSelectIndex:(NSInteger)index; @end @interface TitleSwitch : UIView /** * 协议 */ @property (nonatomic, assign) id<TitleSwitchDelegate> delegate; /** * 作为按钮的标题 */ @property (nonatomic, strong) NSArray *titles; /** * 线的宽度 */ @property (nonatomic, assign) CGFloat lineWidth; /** * 线的颜色 */ @property (nonatomic, strong) UIColor *lineColor; /** * 标题字体 */ @property (nonatomic, strong) UIFont *titleFont; /** * 普通标题颜色 */ @property (nonatomic, strong) UIColor *normalTitleColor; /** * 选中标题的颜色 */ @property (nonatomic, strong) UIColor *selectedTitleColor; /** * 一次只能按一个按钮触发动画效果 */ @property (nonatomic, assign) BOOL canTouchOnlyButtonOneTime; /** * 开启按钮点击时高亮颜色的效果 & 高亮颜色 */ @property (nonatomic, assign) BOOL enableButtonTitleHighlighted; @property (nonatomic, strong) UIColor *highlightedTitleColor; /** * 小横线条的X方向的位移值(可以设置动画) */ @property (nonatomic, assign) CGFloat linePositionX; /** * 根据linePositionX重设标题颜色 */ - (void)resetTilte; /** * 创建TitleSwitch的view出来 */ - (void)createTitleSwitchView; @end
// // TitleSwitch.m // TitleSwitch // // Created by YouXianMing on 14/11/4. // Copyright (c) 2014年 YouXianMing. All rights reserved. // #import "TitleSwitch.h" typedef enum : NSUInteger { NORMAL_BUTTON = 0x11, LINE_VIEW = 0x1122, } ENUM_VIEWTAG; @implementation TitleSwitch - (void)createTitleSwitchView { // 如果没有title,则直接返回 if (_titles.count == 0) { return; } // 获取尺寸 CGFloat frameWidth = self.bounds.size.width; CGFloat frameHeight = self.bounds.size.height; // 计算按钮的宽度&高度 CGFloat buttonWidth = frameWidth / _titles.count; CGFloat buttonHeight = 0; CGFloat defaultLineWidth = 2.f; if (_lineWidth == 0) { buttonHeight = frameHeight - defaultLineWidth; // 默认线条占用一个像素 } else { buttonHeight = frameHeight - _lineWidth; } // 初始化所有按钮 for (int i = 0; i < _titles.count; i++) { UIButton *button = [[UIButton alloc] initWithFrame:CGRectMake(buttonWidth * i, 0, buttonWidth, buttonHeight)]; button.tag = NORMAL_BUTTON + i; [self addSubview:button]; [button setTitle:_titles[i] forState:UIControlStateNormal]; // 普通颜色 if (i == 0) { [self selectButtonStyle:button]; } else { [self normalButtonStyle:button]; } // 高亮颜色 if (_enableButtonTitleHighlighted == YES && _highlightedTitleColor) { [button setTitleColor:_highlightedTitleColor forState:UIControlStateHighlighted]; } // 添加事件 [button addTarget:self action:@selector(buttonsEvent:) forControlEvents:UIControlEventTouchUpInside]; // 设置字体 if (_titleFont) { button.titleLabel.font = _titleFont; } } // 初始化横线view UIView *lineView = [[UIView alloc] initWithFrame:CGRectMake(0, buttonHeight + 1, buttonWidth, (_lineWidth == 0 ? defaultLineWidth : _lineWidth))]; lineView.tag = LINE_VIEW; [self addSubview:lineView]; if (_lineColor) { lineView.backgroundColor = _lineColor; } else { lineView.backgroundColor = [UIColor redColor]; } } /** * 按钮事件 * * @param button 触摸事件中的按钮 */ - (void)buttonsEvent:(UIButton *)button { // 获取到lineView UIView *lineView = [self viewWithTag:LINE_VIEW]; // 哪一个button NSInteger whichButton = button.tag - NORMAL_BUTTON; // 计算按钮的宽度&高度 CGFloat frameWidth = self.bounds.size.width; CGFloat buttonWidth = frameWidth / _titles.count; [[self subviews] enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) { UIButton *tmp = (UIButton *)obj; if ([tmp isKindOfClass:[UIButton class]]) { if (tmp == button) { [self selectButtonStyle:tmp]; } else { [self normalButtonStyle:tmp]; } } }]; // 做动画 if (_canTouchOnlyButtonOneTime == YES) { self.userInteractionEnabled = NO; } if (_delegate && [_delegate respondsToSelector:@selector(willSelectIndex:)]) { [_delegate willSelectIndex:whichButton]; } [UIView animateWithDuration:0.25f animations:^{ CGRect rect = lineView.frame; rect.origin.x = whichButton * buttonWidth; lineView.frame = rect; } completion:^(BOOL finished) { if (_canTouchOnlyButtonOneTime == YES) { self.userInteractionEnabled = YES; } if (_delegate && [_delegate respondsToSelector:@selector(didSelectIndex:)]) { [_delegate didSelectIndex:whichButton]; } }]; } /** * 选中按钮的样式 * * @param button 按钮 */ - (void)selectButtonStyle:(UIButton *)button { if (_selectedTitleColor) { [button setTitleColor:_selectedTitleColor forState:UIControlStateNormal]; } else { [button setTitleColor:[UIColor redColor] forState:UIControlStateNormal]; } } /** * 普通按钮样式 * * @param button 按钮 */ - (void)normalButtonStyle:(UIButton *)button { if (_normalTitleColor) { [button setTitleColor:_normalTitleColor forState:UIControlStateNormal]; } else { [button setTitleColor:[UIColor colorWithRed:0.369 green:0.369 blue:0.369 alpha:1] forState:UIControlStateNormal]; } } - (void)resetTilte { // 获取尺寸 CGFloat frameWidth = self.bounds.size.width; // 计算按钮的宽度&高度 CGFloat buttonWidth = frameWidth / _titles.count; // 获取到位置 NSInteger index = _linePositionX / buttonWidth + 1; [[self subviews] enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) { UIButton *tmp = (UIButton *)obj; if ([tmp isKindOfClass:[UIButton class]]) { if (idx == index) { [self selectButtonStyle:tmp]; } else { [self normalButtonStyle:tmp]; } } }]; } #pragma mark - 重写各种setter,getter方法 @synthesize linePositionX = _linePositionX; - (void)setLinePositionX:(CGFloat)linePositionX { _linePositionX = linePositionX; // 获取到lineView UIView *lineView = [self viewWithTag:LINE_VIEW]; if (lineView) { CGRect rect = lineView.frame; rect.origin.x = linePositionX; lineView.frame = rect; } } - (CGFloat)linePositionX { return _linePositionX; } @end
WxHxD.h 与 WxHxD.m
// // WxHxD.h // PM2.5 // // Created by YouXianMing on 14/10/29. // Copyright (c) 2014年 YouXianMing. All rights reserved. // #import <Foundation/Foundation.h> @interface WxHxD : NSObject /** * 应用程序中可以放置view的区间的高度(部分区域会被导航栏控制器的高度占有而不计算在类) * * @return 高度 */ + (CGFloat)appHeight; /** * 屏幕高度 * * @return 屏幕高度 */ + (CGFloat)screenHeight; /** * 屏幕宽度 * * @return 屏幕宽度 */ + (CGFloat)screenWidth; /** * 状态栏高度 * * @return 状态栏高度 */ + (CGFloat)statusBarHeight; /** * 导航栏控制器的高度 * * @return 导航栏控制器的高度 */ + (CGFloat)navigationBarHeight; /** * 标签栏控制器的高度 * * @return 标签栏控制器的高度 */ + (CGFloat)tabbarHeight; /** * 状态栏与导航栏控制器一起的高度 * * @return 状态栏与导航栏控制器一起的高度 */ + (CGFloat)statusBarAndNavigationBarHeight; @end
// // WxHxD.m // PM2.5 // // Created by YouXianMing on 14/10/29. // Copyright (c) 2014年 YouXianMing. All rights reserved. // #import "WxHxD.h" @implementation WxHxD + (CGFloat)appHeight { return [UIScreen mainScreen].applicationFrame.size.height; } + (CGFloat)screenHeight { return [UIScreen mainScreen].bounds.size.height; } + (CGFloat)screenWidth { return [UIScreen mainScreen].bounds.size.width; } + (CGFloat)statusBarHeight { return 20.f; } + (CGFloat)navigationBarHeight { return 44.f; } + (CGFloat)tabbarHeight { return 49.f; } + (CGFloat)statusBarAndNavigationBarHeight { return (20.f + 44.f); } @end
控制器源码:
// // FirstController.m // SwitchController // // Created by YouXianMing on 14/11/5. // Copyright (c) 2014年 YouXianMing. All rights reserved. // #import "FirstController.h" @interface FirstController () @end @implementation FirstController - (void)viewDidLoad { [super viewDidLoad]; UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(0, 0, 320, 40)]; label.center = self.view.center; label.text = @"FirstController"; label.font = [UIFont fontWithName:@"HelveticaNeue-Thin" size:35.f]; label.textAlignment = NSTextAlignmentCenter; [self.view addSubview:label]; } @end
// // SecondController.m // SwitchController // // Created by YouXianMing on 14/11/5. // Copyright (c) 2014年 YouXianMing. All rights reserved. // #import "SecondController.h" @interface SecondController () @end @implementation SecondController - (void)viewDidLoad { [super viewDidLoad]; UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(0, 0, 320, 40)]; label.center = self.view.center; label.text = @"SecondController"; label.font = [UIFont fontWithName:@"HelveticaNeue-Thin" size:35.f]; label.textAlignment = NSTextAlignmentCenter; [self.view addSubview:label]; } @end
主控制器源码:
// // ViewController.m // SwitchController // // Created by YouXianMing on 14/11/5. // Copyright (c) 2014年 YouXianMing. All rights reserved. // #import "ViewController.h" #import "TitleSwitch.h" #import "WxHxD.h" #import "FirstController.h" #import "SecondController.h" @interface ViewController ()<TitleSwitchDelegate, UIScrollViewDelegate> { TitleSwitch *titleSwitch; } @property (nonatomic, strong) UIScrollView *mainScrollView; // 滑动用的ScrollView @end @implementation ViewController - (void)viewDidLoad { [super viewDidLoad]; // 隐藏状态栏(需要先设置plist文件) [UIApplication sharedApplication].statusBarHidden = YES; // 关闭状态栏 // 初始化UIScrollView [self initScrollView]; // 初始化标签控制器 [self initTitleSwitch]; // 初始化两个控制器 FirstController *first = [FirstController new]; [self addChildViewController:first]; // 将控制器first变为当前控制器的子控制器 CGRect firstRect = first.view.frame; firstRect.origin.x = [WxHxD screenWidth] * 0; // view值偏移量为 0*screenWidth first.view.frame = firstRect; SecondController *second = [SecondController new]; [self addChildViewController:second]; // 将控制器second变为当前控制器的子控制器 CGRect secondRect = second.view.frame; secondRect.origin.x = [WxHxD screenWidth] * 1; // view值偏移量为 1*screenWidth second.view.frame = secondRect; // 加载控制器的view [_mainScrollView addSubview:first.view]; [_mainScrollView addSubview:second.view]; } /** * 初始化UIScrollView */ - (void)initScrollView { // 当前显示艺术品的控制器 _mainScrollView = [[UIScrollView alloc] initWithFrame:self.view.bounds]; _mainScrollView.contentSize = CGSizeMake([WxHxD screenWidth] * 2, [WxHxD screenHeight]); _mainScrollView.pagingEnabled = YES; _mainScrollView.delegate = self; _mainScrollView.bounces = NO; _mainScrollView.showsHorizontalScrollIndicator = NO; [self.view addSubview:_mainScrollView]; } #pragma mark - UIScrollView的代理 - (void)scrollViewDidScroll:(UIScrollView *)scrollView { titleSwitch.linePositionX = scrollView.contentOffset.x / 2.f; } - (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView { [titleSwitch resetTilte]; } /** * 初始化标签控制器 */ - (void)initTitleSwitch { // 标题切换用 titleSwitch = [[TitleSwitch alloc] initWithFrame:CGRectMake(0, 0, [WxHxD screenWidth], 40)]; titleSwitch.tag = 0x112244; // 添加灰色的线条 UIView *grayLine = [[UIView alloc] initWithFrame:CGRectMake(0, 40, [WxHxD screenWidth], 1)]; grayLine.backgroundColor = [UIColor colorWithRed:0.827 green:0.827 blue:0.827 alpha:1]; [titleSwitch addSubview:grayLine]; titleSwitch.backgroundColor = [UIColor colorWithRed:0.949 green:0.949 blue:0.949 alpha:1]; titleSwitch.selectedTitleColor = [UIColor colorWithRed:0.843 green:0.000 blue:0.000 alpha:1]; titleSwitch.titles = @[@"YouXianMing", @"NoZuoNoDie"]; titleSwitch.lineWidth = 1.f; titleSwitch.titleFont = [UIFont systemFontOfSize:15.f]; titleSwitch.canTouchOnlyButtonOneTime = YES; titleSwitch.delegate = self; [titleSwitch createTitleSwitchView]; [self.view addSubview:titleSwitch]; } #pragma mark - TitleSwitch的代理 - (void)willSelectIndex:(NSInteger)index { if (index == 0) { CGPoint point = _mainScrollView.contentOffset; point.x = 0; [UIView animateWithDuration:0.25f animations:^{ _mainScrollView.contentOffset = point; }]; [self bringTitleToFrount]; } else { CGPoint point = _mainScrollView.contentOffset; point.x = [WxHxD screenWidth]; [UIView animateWithDuration:0.25f animations:^{ _mainScrollView.contentOffset = point; }]; [self bringTitleToFrount]; } } /** * 将标题提到最前面 */ - (void)bringTitleToFrount { UIView *tmpView = [self.view viewWithTag:0x112244]; [self.view bringSubviewToFront:tmpView]; } @end
解析:
时间: 2024-10-29 04:56:19