UITableView 总结 2023
@property (nonatomic, strong) UITableView *jk_tableView;
- (UITableView *)jk_tableView {
if (!_jk_tableView) {
_jk_tableView = [[UITableView alloc] initWithFrame:CGRectZero style:UITableViewStylePlain];
_jk_tableView.delegate = self;
_jk_tableView.dataSource = self;
_jk_tableView.tableFooterView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, kScreen_Width, kAdaptedFloat(20))];
_jk_tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
_jk_tableView.backgroundColor = [UIColor clearColor];
_jk_tableView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentNever;
_jk_tableView.showsVerticalScrollIndicator = NO;
_jk_tableView.showsHorizontalScrollIndicator = NO;
if(@available(iOS 15.0,*)){_jk_tableView.sectionHeaderTopPadding=0;}
}
return _jk_tableView;
}
UITableViewAutomaticDimension
@interface <#class name#> ()
@end
#pragma mark ------- UITableViewDelegate -------
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
return 1;
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
return 1;
}
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
return kAdaptedFloat(50);
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
return [UITableViewCell cellForTableView:tableView];
}
//根据cell， 刷新cell
NSIndexPath *indexPath = [self.tableView indexPathForCell:cell];
[self.tableView reloadRowsAtIndexPaths:indexPath withRowAnimation:UITableViewRowAnimationNone];
// 用storyboard创建UITableViewController
+ (instancetype)gh_sweepermanagement {
return [[UIStoryboard storyboardWithName:NSStringFromClass(self) bundle:nil] instantiateViewControllerWithIdentifier:NSStringFromClass(self)];
}
//tableview既要有左滑删除又要有全选删除 didSelectRowAtIndexPath不能有 [tableView deselectRowAtIndexPath:indexPath animated:YES]
- (UITableViewCellEditingStyle)tableView:(UITableView *)tableView editingStyleForRowAtIndexPath:(NSIndexPath *)indexPath
{
if (self.collectTableView.editing) {
return UITableViewCellEditingStyleDelete | UITableViewCellEditingStyleInsert;
}else{
return UITableViewCellEditingStyleDelete;
}
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
static NSString *GHHomePageDVcellID = @"GHHomePageDVcellID";
GHHomePageDVcell *cell = [tableView dequeueReusableCellWithIdentifier:GHHomePageDVcellID];
if (!cell) {
cell = [[[NSBundle mainBundle] loadNibNamed:@"GHHomePageDVcell" owner:nil options:nil] firstObject];
}
return cell;
}
######tableViewCell
//cell选中没有效果
cell.selectionStyle = UITableViewCellSelectionStyleNone;
[tableView deselectRowAtIndexPath:indexPath animated:NO];
//改变全选cell，左边的选中颜色
cell.tintColor = [UIColor orangeColor];
//改变cell的背景颜色（选择cell的颜色）
UIView *backgroundViews = [[UIView alloc]initWithFrame:cell.frame];
backgroundViews.backgroundColor = [UIColor whiteColor];
[cell setSelectedBackgroundView:backgroundViews];
- (void)layoutSubviews
{
[super layoutSubviews];
[self.subviews enumerateObjectsUsingBlock:^(__kindof UIControl * _Nonnull control, NSUInteger idx, BOOL * _Nonnull stop) {
if ([control isMemberOfClass:NSClassFromString(@"UITableViewCellEditControl")]) {
for (UIView *view in control.subviews) {
if ([view isKindOfClass:[UIImageView class]]) {
UIImageView *imageView = (UIImageView *)view;
imageView.frame = CGRectMake(imageView.frame.origin.x, imageView.frame.origin.y, 12, 12);
if (self.selected) {
//设置选中时的照片
imageView.image = [UIImage imageNamed:@"selcect_share_icon"];
} else {
//设置未选中时的照片
imageView.image = [UIImage imageNamed:@"noselcect_share_icon"];
}
}
}
}
}];
}
- (void)setSelected:(BOOL)selected animated:(BOOL)animated {
[super setSelected:selected animated:animated];
[self.subviews enumerateObjectsUsingBlock:^(__kindof UIControl * _Nonnull control, NSUInteger idx, BOOL * _Nonnull stop) {
if ([control isMemberOfClass:NSClassFromString(@"UITableViewCellEditControl")]) {
for (UIView *view in control.subviews) {
if ([view isKindOfClass:[UIImageView class]]) {
UIImageView *imageView = (UIImageView *)view;
imageView.frame = CGRectMake(imageView.frame.origin.x, imageView.frame.origin.y, 12, 12);
if (self.selected) {
//设置选中时的照片
imageView.image = [UIImage imageNamed:@"selcect_share_icon"];
} else {
//设置未选中时的照片
imageView.image = [UIImage imageNamed:@"noselcect_share_icon"];
}
}
}
}
}];
}
@property (nonatomic, strong) NSMutableArray *deleteArray;
self.deleteArray = [NSMutableArray array];
#pragma mark ------- Click Methods -------
- (void)guanliBtnClick {
self.tableView.editing = !self.tableView.editing;
if (self.tableView.isEditing == YES) {
[self.deleteArray removeAllObjects];
[self.guanliBtn setTitle:@"取消" forState:0];
[self.quanXuanMainView.quanxuanButton setTitle:@"全选" forState:0];
[self.quanXuanMainView.deleteButton setTitle:[NSString stringWithFormat:@"删除(%ld)", self.deleteArray.count];
self.quanXuanMainView.hidden = NO;
[self.tableView mas_remakeConstraints:^(MASConstraintMaker *make) {
make.left.top.right.equalTo(self.view);
make.bottom.equalTo(self.quanXuanMainView.mas_top);
}];
} else {
[self.deleteArray removeAllObjects];
[self.guanliBtn setTitle:@"管理" forState:0];
self.quanXuanMainView.hidden = YES;
[self.tableView mas_remakeConstraints:^(MASConstraintMaker *make) {
make.left.top.right.bottom.equalTo(self.view);
}];
}
}
// 全选
- (void)quanxuanButtonClick {
if ([self.quanXuanMainView.quanxuanButton.titleLabel.text isEqual:@"全选"]) {
[self.quanXuanMainView.quanxuanButton setTitle:@"取消全选" forState:0];
self.deleteArray = [NSMutableArray arrayWithArray:self.tableData];
[self.quanXuanMainView.deleteButton setTitle:[NSString stringWithFormat:@"删除(%ld)", self.deleteArray.count] forState:0];
for (int i = 0; i