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[操作系统]【代码笔记】提醒时间的选择


一,效果图。

二,工程图。

三,代码。

RootViewController.h

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#import <UIKit/UIKit.h>@interface RootViewController : UIViewController<UITableViewDataSource,UITableViewDelegate>{  UITableView *remindTable;  int lastIndex;  int nowIndex;  NSArray *textArray;}@end
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RootViewController.m

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#import "RootViewController.h"@interface RootViewController ()@end@implementation RootViewController- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil{  self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];  if (self) {    // Custom initialization  }  return self;}- (void)viewDidLoad{  [super viewDidLoad];  // Do any additional setup after loading the view.    self.title=@"提醒时间";    //UITableView  remindTable = [[UITableView alloc]initWithFrame:CGRectMake(0, 1, 320, self.view.bounds.size.height)];  [remindTable setSeparatorStyle:UITableViewCellSeparatorStyleNone];  [remindTable setScrollEnabled:YES];  [remindTable setDataSource:self];  [remindTable setDelegate:self];  [self.view addSubview:remindTable];  }#pragma -mark -UITableView Delegate- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{  return 1;}- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{  return 9;}- (UITableViewCell*)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{  static NSString *cellIdentifier = @"Cell";  UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:cellIdentifier];  if (cell == nil) {    cell = [[UITableViewCell alloc]initWithStyle:UITableViewCellStyleDefault reuseIdentifier:cellIdentifier];  }    textArray = [[NSArray alloc]initWithObjects:@"无",@"5分钟前",@"15分钟",@"30分钟前",@"1小时前",@"两小时前",@"1天前",@"2天前",@"事件发生日",nil];  cell.textLabel.text = [textArray objectAtIndex:indexPath.row];  cell.textLabel.textColor = [UIColor orangeColor];    //分割线  UIImage *line = [UIImage imageNamed:@"line.png"];  UIImageView *lineView = [[UIImageView alloc]initWithFrame:CGRectMake(5,cell.contentView.frame.size.height-1 , 310, 1)];  [lineView setImage:line];  [cell.contentView addSubview:lineView];    //勾的图片  UIImage *check = [UIImage imageNamed:@"gou.png"];  UIImageView *checkView = [[UIImageView alloc]initWithFrame:CGRectMake(0, 0, check.size.width/2, check.size.height/2)];  [checkView setImage:check];  if (indexPath.row == nowIndex) {    cell.accessoryView = checkView;  }  else if (indexPath.row == lastIndex){    cell.accessoryView = UITableViewCellAccessoryNone;  }  cell.selectionStyle = UITableViewCellSelectionStyleNone;  return cell;}- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{  lastIndex = nowIndex;  nowIndex = (int)indexPath.row;    NSLog(@"====%d",nowIndex);  NSLog(@"----%d",lastIndex);  [remindTable reloadData];}- (void)didReceiveMemoryWarning{  [super didReceiveMemoryWarning];  // Dispose of any resources that can be recreated.}
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