只刷新cell不刷新section,这问题还难住了一阵子
需要用到:
- (void)insertRowsAtIndexPaths:(NSArray *)indexPaths withRowAnimation:(UITableViewRowAnimation)animation;
- (void)deleteRowsAtIndexPaths:(NSArray *)indexPaths withRowAnimation:(UITableViewRowAnimation)animation;
参考:http://blog.csdn.net/likendsl/article/details/17122505
//
// ViewController.m
// tableView
//
// Created by apple on 15/8/6.
// Copyright (c) 2015年 tqh. All rights reserved.
//
#import "ViewController.h"
@interface ViewController ()<UITableViewDataSource,UITableViewDelegate> {
UITableView *tableview;
}
@property (nonatomic,strong)NSMutableArray *dataSource;
@end
@implementation ViewController
- (NSMutableArray *)dataSource {
if (!_dataSource) {
_dataSource = [[NSMutableArray alloc]initWithArray:@[@"231",@"321",@"213"]];
}
return _dataSource;
}
- (void)viewDidLoad {
[super viewDidLoad];
tableview = [[UITableView alloc]initWithFrame:CGRectMake(0, 0,300, 600)];
tableview.dataSource = self;
tableview.delegate = self;
[tableview registerClass:[UITableViewCell class] forCellReuseIdentifier:@"cellID"];
[self.view addSubview:tableview];
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
return self.dataSource.count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"cellID"];
cell.textLabel.text = @"213";
return cell;
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
[tableview beginUpdates];
NSArray *array1 = [[NSArray alloc]initWithArray:self.dataSource];
NSMutableArray *array = [[NSMutableArray alloc]init];
for (int i = 0; i < array1.count; i ++) {
NSIndexPath *indexPath_1=[NSIndexPath indexPathForRow:i inSection:0];
[array addObject:indexPath_1];
}
array1 = [[NSArray alloc]init];
[tableview beginUpdates];
[tableview deleteRowsAtIndexPaths:array withRowAnimation:UITableViewRowAnimationLeft];
[tableview endUpdates];
//加载新数据
self.dataSource = [[NSMutableArray alloc]initWithArray:@[@"",@"",@"",@"",@""]];
NSArray *array2 = [[NSArray alloc]initWithArray:self.dataSource];
NSMutableArray *array3 = [[NSMutableArray alloc]init];
for (int i = 0; i < array2.count; i ++) {
NSIndexPath *indexPath_1=[NSIndexPath indexPathForRow:i inSection:0];
[array3 addObject:indexPath_1];
}
array2 = [[NSArray alloc]init];
[tableview insertRowsAtIndexPaths:array3 withRowAnimation:UITableViewRowAnimationRight];
[tableview endUpdates];
}
@end
数据从3个变成5个了还带动画效果~~~~~~~