标签:des style io color ar for sp strong 数据
#import "ViewController.h"
#import "Person.h"
@interface ViewController () <UITableViewDataSource,UITableViewDelegate>
{
NSMutableArray *_persons;
}
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
//初始化数据
_persons = [NSMutableArray array];
for (int i = 0; i < 30; i++) {
NSString *name = [NSString stringWithFormat:@"Person--%d",i];
NSString *phone = [NSString stringWithFormat:@"%d",1000000 + arc4random_uniform(1000000)];
Person *p = [Person personWithName:name andPhone:phone];
[_persons addObject:p];
}
}
#pragma mark - 数据源方法
#pragma mark 返回每组数据行数
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
return _persons.count;
}
#pragma mark 返回每组数据Cell
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
static NSString *ID = @"cell";
UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:ID];
if(cell == nil){
cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:ID];
}
Person *p = _persons[indexPath.row];
cell.textLabel.text = p.name;
cell.detailTextLabel.text = p.phone;
return cell;
}
#pragma mark - 代理方法
#pragma mark 当用户提交了一个编辑操作就会调用
//只要实现这个方法,就会默认添加滑动删除功能
- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath
{
//1.删除模型数据
[_persons removeObjectAtIndex:indexPath.row];
//2.刷新表格
[tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationTop];
}
#pragma mark 当移动某一行cell就会调用
//只要添加这个方法,就会默认添加排序功能
- (void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)sourceIndexPath toIndexPath:(NSIndexPath *)destinationIndexPath
{
//1.取出要拖动的模型数据
Person *p = _persons[sourceIndexPath.row];
//2.删除之前行的数据
[_persons removeObjectAtIndex:sourceIndexPath.row];
//3.插入数据到新的位置
[_persons insertObject:p atIndex:destinationIndexPath.row];
//交换两个元素的位置
//[_persons exchangeObjectAtIndex:原位置 withObjectAtIndex:目标位置];
}
#pragma mark 删除
- (IBAction)remove:(id)sender {
//1.进入编辑模式
BOOL result = !self.tableView.editing;
[self.tableView setEditing:result animated:YES];
}
@end
标签:des style io color ar for sp strong 数据
原文地址:http://www.cnblogs.com/yaofch107/p/4055455.html