循环&信息添加&颜色修改

       

#import "AViewController.h"

@interface AViewController () <UIActionSheetDelegate>

@end

@implementation AViewController

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil

{

self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];

if (self) {

}

return self;

}

- (void)viewDidLoad

{

[super viewDidLoad];

// Do any additional setup after loading the view.

self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc]initWithTitle:@"下一页" style:UIBarButtonItemStyleDone target:self action:@selector(nextClick)];

}

- (void)nextClick

{

int num = self.navigationController.viewControllers.count+1;

int r = arc4random_uniform(256);

int g = arc4random_uniform(256);

int b = arc4random_uniform(256);

AViewController *av = [[AViewController alloc]init];

av.navigationItem.title = [NSString stringWithFormat:@"第%d页",num];

av.view.backgroundColor = [UIColor colorWithRed:r/255.0f green:g/255.0f blue:b/255.0f alpha:1];

av.hidesBottomBarWhenPushed = YES;

av.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc]initWithTitle:@"返回" style:UIBarButtonItemStyleDone target:av action:@selector(backClick)];

[self.navigationController pushViewController:av animated:YES];

}

- (void)backClick

{

UIActionSheet *as = [[UIActionSheet alloc]initWithTitle:@"返回到" delegate:self cancelButtonTitle:@"取消" destructiveButtonTitle:@"首页" otherButtonTitles:@"上一页",@"第三页",@"第五页", nil];

[as showInView:self.tabBarController.view];

}

- (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex

{

NSArray *arr = self.navigationController.viewControllers;

switch (buttonIndex) {

case 0:

{

[self.navigationController popToRootViewControllerAnimated:YES];

}

break;

case 1:

{

[self.navigationController popViewControllerAnimated:YES];

}

break;

case 2:

{

if (arr.count > 2) {

[self.navigationController popToViewController:[arr objectAtIndex:2] animated:YES];

}

}

break;

case 3:

{

if (arr.count > 4) {

[self.navigationController popToViewController:[arr objectAtIndex:4] animated:YES];

}

}

break;

default:

break;

}

}

- (void)didReceiveMemoryWarning

{

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}

@end

#import "BViewController.h"

#import "CViewController.h"

@interface BViewController ()

@end

@implementation BViewController

- (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 from its nib.

}

//保存按钮点击事件

- (IBAction)saveClick:(UIButton *)sender

{

[self.view endEditing:YES];

UITextField *name = (UITextField *)[self.view viewWithTag:1];

UITextField *age = (UITextField *)[self.view viewWithTag:2];

UITextField *num = (UITextField *)[self.view viewWithTag:3];

NSString *str = [NSString stringWithFormat:@"姓名：%@\n年龄：%@\n成绩：%@",name.text,age.text,num.text];

CViewController *cv = [self.tabBarController.viewControllers objectAtIndex:2];

[cv.dataArr addObject:str];

}

- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event

{

[self.view endEditing:YES];

}

- (void)didReceiveMemoryWarning

{

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}

#import <UIKit/UIKit.h>

@interface CViewController : UIViewController

@property (nonatomic,retain)NSMutableArray *dataArr;

@end

#import "CViewController.h"

#import "AppDelegate.h"

@interface CViewController () <UITableViewDataSource,UITableViewDelegate>

{

UITableView *_myTableView;

}

@end

@implementation CViewController

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil

{

self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];

if (self) {

// Custom initialization

_dataArr = [[NSMutableArray alloc]init];

}

return self;

}

- (void)viewWillAppear:(BOOL)animated

{

[_myTableView reloadData];

}

- (void)viewDidLoad

{

[super viewDidLoad];

// Do any additional setup after loading the view.

_myTableView = [[UITableView alloc]initWithFrame:CGRectMake(0, 40, 320, [UIScreen mainScreen].bounds.size.height-49-40)];

_myTableView.delegate = self;

_myTableView.dataSource = self;

[self.view addSubview:_myTableView];

}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section

{

return _dataArr.count;

}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath

{

return 80;

}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath

{

UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"qqq"];

if (!cell) {

cell = [[UITableViewCell alloc]initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"qqq"];

UILabel *label = [[UILabel alloc]initWithFrame:CGRectMake(0, 0, 320, 80)];

label.numberOfLines = 0;

label.backgroundColor = [UIColor yellowColor];

label.tag = 1;

[cell.contentView addSubview:label];

}

UILabel *la = (UILabel *)[cell.contentView viewWithTag:1];

la.text = [_dataArr objectAtIndex:indexPath.row];

return cell;

}

- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath

{

[_dataArr removeObjectAtIndex:indexPath.row];

[_myTableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationAutomatic];

}

- (void)didReceiveMemoryWarning

{

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}

#import "DViewController.h"

@interface DViewController () <UIScrollViewDelegate>

{

UIScrollView *_sview1;

UIScrollView *_sview2;

UIScrollView *_sview3;

}

@end

@implementation DViewController

- (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.

_sview1 = [[UIScrollView alloc]initWithFrame:CGRectMake(0, 40, 320, 120)];

_sview1.pagingEnabled = YES;

_sview1.delegate = self;

_sview1.backgroundColor = [UIColor redColor];

_sview1.contentSize = CGSizeMake(320*10, 120);

for (int i = 0; i<10; i++) {

UILabel *label = [[UILabel alloc]initWithFrame:CGRectMake(i*320, 0, 320, 120)];

label.text = [NSString stringWithFormat:@"%i只青蛙",i+1];

label.textAlignment = NSTextAlignmentCenter;

[_sview1 addSubview:label];

}

[self.view addSubview:_sview1];

_sview2 = [[UIScrollView alloc]initWithFrame:CGRectMake(0, 170, 320, 120)];

_sview2.backgroundColor = [UIColor yellowColor];

_sview2.delegate = self;

_sview2.pagingEnabled = YES;

_sview2.contentSize = CGSizeMake(320*20, 120);

for (int i = 0; i<20; i++) {

UILabel *label = [[UILabel alloc]initWithFrame:CGRectMake(i*320, 0, 320, 120)];

label.text = [NSString stringWithFormat:@"%i只公鸡",i+1];

label.textAlignment = NSTextAlignmentCenter;

[_sview2 addSubview:label];

}

[self.view addSubview:_sview2];

_sview3 = [[UIScrollView alloc]initWithFrame:CGRectMake(0, 300, 320, 120)];

_sview3.backgroundColor = [UIColor brownColor];

_sview3.pagingEnabled = YES;

_sview3.delegate = self;

_sview3.scrollEnabled = NO;

_sview3.contentSize = CGSizeMake(320*40, 120);

for (int i=0; i<41;i++) {

UILabel *label = [[UILabel alloc]initWithFrame:CGRectMake(i*320, 0, 320, 120)];

label.text = [NSString stringWithFormat:@"%i条腿",i];

label.textAlignment = NSTextAlignmentCenter;

[_sview3 addSubview:label];

}

[self.view addSubview:_sview3];

}

- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView

{

int a = scrollView.contentOffset.x/320 + 1;

if (scrollView==_sview1) {

[_sview3 setContentOffset:CGPointMake(a*320*4, 0)animated:YES];

} else {

[_sview3 setContentOffset:CGPointMake(a*320*2, 0) animated:YES];

}

}

- (void)didReceiveMemoryWarning

{

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}

#import "EViewController.h"

@interface EViewController ()

@end

@implementation EViewController

- (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 from its nib.

}

//slider滑动事件

- (IBAction)colorChange:(UISlider *)sender

{

UISlider *s1 = (UISlider *)[self.view viewWithTag:11];

UISlider *s2 = (UISlider *)[self.view viewWithTag:12];

UISlider *s3 = (UISlider *)[self.view viewWithTag:13];

self.view.backgroundColor = [UIColor colorWithRed:s1.value green:s2.value blue:s3.value alpha:1];

}

//保存按钮点击事件

- (IBAction)saveClick:(UIButton *)sender

{

for (UIViewController *vc in self.tabBarController.viewControllers) {

vc.view.backgroundColor = self.view.backgroundColor;

}

}

- (void)didReceiveMemoryWarning

{

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}

@end

#import "MyTabBar.h"

#import "AViewController.h"

#import "BViewController.h"

#import "CViewController.h"

#import "DViewController.h"

#import "EViewController.h"

@interface MyTabBar ()

@end

@implementation MyTabBar

- (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.

AViewController *av = [[AViewController alloc]init];

BViewController *bv = [[BViewController alloc]init];

CViewController *cv = [[CViewController alloc]init];

DViewController *dv = [[DViewController alloc]init];

EViewController *ev = [[EViewController alloc]init];

av.title = @"首页";

bv.title = @"添加";

cv.title = @"联系人";

dv.title = @"动态";

ev.title = @"设置";

UINavigationController *an = [[UINavigationController alloc]initWithRootViewController:av];

NSArray *controllers = [NSArray arrayWithObjects:an,bv,cv,dv,ev, nil];

self.viewControllers = controllers;

}

- (void)didReceiveMemoryWarning

{

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}