正文
UITableView的headerView展开缩放动画
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UITableView的headerView展开缩放动画
效果
源码
https://github.com/YouXianMing/Animations
//
// HeaderViewTapAnimationController.m
// Animations
//
// Created by FrankLiu on 15/11/30.
// Copyright © 2015年 YouXianMing. All rights reserved.
// #import "HeaderViewTapAnimationController.h"
#import "ClassModel.h"
#import "StudentInfoCell.h"
#import "ClassHeaderView.h"
#import "WxHxD.h"
#import "GCD.h" static NSString *infoCellFlag = @"BaseTableViewCell";
static NSString *infoHeadFlag = @"ClassHeaderView"; @interface HeaderViewTapAnimationController () <UITableViewDataSource, UITableViewDelegate, CustomHeaderFooterViewDelegate> @property (nonatomic, strong) NSMutableArray *classModels;
@property (nonatomic, strong) UITableView *tableView; @property (nonatomic) BOOL sectionFirstLoad;
@property (nonatomic, weak) ClassHeaderView *tmpHeadView; @end @implementation HeaderViewTapAnimationController - (void)viewDidLoad { [super viewDidLoad];
} - (void)setup { [super setup]; [self createDatas]; [self createTableView]; [self bringTitleViewToFront]; [self firstLoadDataAnimation];
} #pragma mark - 数据源相关
- (void)createDatas { NSArray *datas = @[@{@"className" : @"Aitna",
@"students" : @[@{@"name" : @"Y.X.M.", @"age" : @()},
@{@"name" : @"Leif", @"age" : @()},
@{@"name" : @"Lennon", @"age" : @()},
@{@"name" : @"Lambert", @"age" : @()},
@{@"name" : @"Jerome", @"age" : @()},
@{@"name" : @"Isidore", @"age" : @()}]},
@{@"className" : @"Melete",
@"students" : @[@{@"name" : @"Merle", @"age" : @()},
@{@"name" : @"Paddy", @"age" : @()},
@{@"name" : @"Perry", @"age" : @()},
@{@"name" : @"Philip", @"age" : @()}]},
@{@"className" : @"Aoede",
@"students" : @[@{@"name" : @"Verne", @"age" : @()},
@{@"name" : @"Vincent", @"age" : @()},
@{@"name" : @"Walter", @"age" : @()},
@{@"name" : @"Zachary", @"age" : @()}]},
@{@"className" : @"Dione",
@"students" : @[@{@"name" : @"Timothy", @"age" : @()},
@{@"name" : @"Roderick", @"age" : @()},
@{@"name" : @"Quentin", @"age" : @()},
@{@"name" : @"Paddy", @"age" : @()}]},
@{@"className" : @"Adanos",
@"students" : @[@{@"name" : @"Mortimer", @"age" : @()},
@{@"name" : @"Michael", @"age" : @()},
@{@"name" : @"Kevin", @"age" : @()},
@{@"name" : @"Jeremy", @"age" : @()}]},]; self.classModels = [[NSMutableArray alloc] init];
for (int count = ; count < datas.count; count++) { ClassModel *classModel = [[ClassModel alloc] initWithDictionary:datas[count]];
classModel.expend = NO; [self.classModels addObject:classModel];
}
} #pragma mark - tableView相关
- (UITableView *)createTableViewWithDelegate:(id)delegate frame:(CGRect)frame { UITableView *tableView = [[UITableView alloc] initWithFrame:frame style:UITableViewStylePlain];
tableView.delegate = delegate;
tableView.dataSource = delegate;
tableView.separatorStyle = UITableViewCellSeparatorStyleNone; tableView.showsHorizontalScrollIndicator = NO;
tableView.showsVerticalScrollIndicator = NO; [tableView registerClass:[StudentInfoCell class] forCellReuseIdentifier:infoCellFlag];
[tableView registerClass:[ClassHeaderView class] forHeaderFooterViewReuseIdentifier:infoHeadFlag]; return tableView;
} - (void)createTableView { self.tableView = [[UITableView alloc] initWithFrame:CGRectMake(, , Width, Height - ) style:UITableViewStylePlain];
self.tableView.delegate = self;
self.tableView.dataSource = self;
self.tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
self.tableView.showsHorizontalScrollIndicator = NO;
self.tableView.showsVerticalScrollIndicator = NO; [self.tableView registerClass:[StudentInfoCell class] forCellReuseIdentifier:infoCellFlag];
[self.tableView registerClass:[ClassHeaderView class] forHeaderFooterViewReuseIdentifier:infoHeadFlag]; [self.view addSubview:self.tableView];
} - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section { ClassModel *model = _classModels[section]; if (model.expend == YES) { return [model.students count]; } else { return ;
}
} - (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView { if (self.sectionFirstLoad == NO) { return ; } else { return [_classModels count];
}
} - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { CustomCell *cell = [tableView dequeueReusableCellWithIdentifier:infoCellFlag]; ClassModel *classModel = _classModels[indexPath.section];
StudentModel *studentModel = classModel.students[indexPath.row];
cell.data = studentModel;
cell.indexPath = indexPath;
[cell loadContent]; return cell;
} - (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section { ClassHeaderView *titleView = [tableView dequeueReusableHeaderFooterViewWithIdentifier:infoHeadFlag];
titleView.delegate = self;
titleView.data = _classModels[section];
titleView.section = section;
[titleView loadContent]; if (section == ) { self.tmpHeadView = titleView;
} ClassModel *model = _classModels[section];
if (model.expend == YES) { [titleView extendStateAnimated:NO]; } else { [titleView normalStateAnimated:NO];
} return titleView;
} - (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath { return ;
} - (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section { return ;
} - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath { StudentInfoCell *cell = [tableView cellForRowAtIndexPath:indexPath];
[cell showSelectedAnimation]; [tableView deselectRowAtIndexPath:indexPath animated:YES];
} - (void)customHeaderFooterView:(CustomHeaderFooterView *)customHeaderFooterView event:(id)event { NSInteger section = customHeaderFooterView.section;
ClassModel *model = _classModels[section]; ClassHeaderView *classHeaderView = (ClassHeaderView *)customHeaderFooterView; if (model.expend == YES) { // 缩回去
model.expend = NO;
[classHeaderView normalStateAnimated:YES]; NSMutableArray *indexPaths = [NSMutableArray array];
for (int i = ; i < model.students.count; i++) { [indexPaths addObject:[NSIndexPath indexPathForItem:i inSection:section]];
}
[self.tableView deleteRowsAtIndexPaths:indexPaths withRowAnimation:UITableViewRowAnimationFade]; } else { // 显示出来
model.expend = YES;
[classHeaderView extendStateAnimated:YES]; NSMutableArray *indexPaths = [NSMutableArray array];
for (int i = ; i < model.students.count; i++) { [indexPaths addObject:[NSIndexPath indexPathForItem:i inSection:section]];
}
[self.tableView insertRowsAtIndexPaths:indexPaths withRowAnimation:UITableViewRowAnimationFade];
}
} - (void)firstLoadDataAnimation { [GCDQueue executeInMainQueue:^{ // Extend sections.
self.sectionFirstLoad = YES;
NSIndexSet *indexSet = [NSIndexSet indexSetWithIndexesInRange:NSMakeRange(, self.classModels.count)];
[self.tableView insertSections:indexSet withRowAnimation:UITableViewRowAnimationFade]; [GCDQueue executeInMainQueue:^{ // Extend cells.
[self customHeaderFooterView:self.tmpHeadView event:nil]; } afterDelaySecs:0.4f]; } afterDelaySecs:0.3f];
} @end
细节
