主要是学习分类，挺不错的样子，还没有加完，加完还需要2个类，一个数据类，一个cell子控件的大小类
大致分了一下，一个uitableview需要几个方法去实现， 创建一个tableivew，自定义一个cell，一个cell的模型，一个cell子控件的大小，复杂的话可以在加一个继承tableview的方法1般是3种或者4种，或者是5种。
#import "ViewController.h"
@interface XXTableiewCell : UITableViewCell
@end
const float XXTableiewCell_fontSize = 12;
@interface XXTableiewCell ()
@property (strong, nonatomic) UILabel * titleLabel;
@property (strong, nonatomic) UILabel * showTilleLable;
@end
@implementation XXTableiewCell
+ (instancetype)cellWithTableView:(UITableView *)tableView{
static NSString *cellID = @"cellId";
XXTableiewCell * cell = [[XXTableiewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:cellID];
return cell;
}
- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier{
self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
if(self){
[self setViewUI];
}
return self;
}
- (void)setViewUI{
_titleLabel = [[UILabel alloc] init];
_titleLabel.font = [UIFont systemFontOfSize:XXTableiewCell_fontSize];
_titleLabel.textColor = [UIColor grayColor];
_titleLabel.textAlignment = NSTextAlignmentLeft;
_titleLabel.backgroundColor = [UIColor clearColor];
[self.contentView addSubview:_titleLabel];
_showTilleLable = [[UILabel alloc] init];
_showTilleLable.font = [UIFont systemFontOfSize:XXTableiewCell_fontSize];
_showTilleLable.textColor = [UIColor grayColor];
_showTilleLable.textAlignment = NSTextAlignmentLeft;
_showTilleLable.backgroundColor = [UIColor clearColor];
[self.contentView addSubview:_showTilleLable];
}
- (void)layoutSubviews{
[super layoutSubviews];
_titleLabel.frame = CGRectMake(10, 0, self.contentView.frame.size.width-20, 20);
_showTilleLable.frame = CGRectMake(_titleLabel.frame.origin.x, _titleLabel.frame.size.height + _titleLabel.frame.origin.y + 5, _titleLabel.frame.size.width, _titleLabel.frame.size.height);
}
@end
@interface ViewController () <UITableViewDataSource, UITableViewDelegate>
@property (strong,nonatomic)NSMutableArray * resultArry;
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
_resultArry = [NSMutableArray arrayWithArray:[UIFont familyNames]];
UITableView *tableView = [[UITableView alloc] initWithFrame:self.view.frame style:UITableViewStylePlain];
tableView.dataSource = self;
tableView.delegate = self;
[self setExtraCellLineHidden:tableView];
[self.view addSubview:tableView];
}
// 隐藏多余cell
-(void)setExtraCellLineHidden: (UITableView *)tableView
{
UIView *view = [UIView new];
view.backgroundColor = [UIColor clearColor];
[tableView setTableFooterView:view];
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
return _resultArry.count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
XXTableiewCell * cell = [XXTableiewCell cellWithTableView:tableView];
cell.titleLabel.text = [NSString stringWithFormat:@"%ld",(NSInteger)indexPath.row + 1];
cell.showTilleLable.text = [NSString stringWithFormat:@"%@",_resultArry[indexPath.row]];
return cell;
}
#pragma mark-设置每一组的高度
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
return 50;
}
#pragma mark 设置选中处理方法
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
NSLog(@"%ld",indexPath.row + 1);
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}