代码笔记,笔记下拉菜单

【代码笔记】下拉菜单,笔记下拉菜单

一,效果图。

图片 1

 

图片 2

二,工程图。

图片 3

三,代码。

RootViewController.h

#import <UIKit/UIKit.h>

@interface RootViewController : UIViewController

@end

 

RootViewController.m

图片 4

#import "RootViewController.h"
#import "NIDropDown.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.

    [email protected]"DropDown";

    UIButton *button=[UIButton buttonWithType:UIButtonTypeRoundedRect];
    button.frame=CGRectMake(10, 100, 150,30);
    button.backgroundColor=[UIColor redColor];
    [button addTarget:self action:@selector(doClickAction:) forControlEvents:UIControlEventTouchUpInside];
    [self.view addSubview:button];




}
-(void)doClickAction:(UIButton *)btn
{
     NSArray *dataArray=[NSArray arrayWithObjects:@"1",@"2",@"3",@"4",@"5", nil];

    NIDropDown *dropDown=[[NIDropDown alloc]init];
    [dropDown showDropDown:btn andHeight:[dataArray count]*36 andData:dataArray];
    [self.view addSubview:dropDown];
}

图片 5

 

一,效果图。
二,工程图。 三,代码。 RootViewController.h #import
UIKit/[email protected]
RootViewController :…

【代码笔记】时间选拔框,代码笔记

一, 效果图。

图片 6

二,工程图。

图片 7

三,代码。

RootViewController.h

图片 8

#import <UIKit/UIKit.h>

@interface RootViewController : UIViewController
{
    UIDatePicker *datePicker;
    UILabel *timeLabel;
}

@end

图片 9

 

RootViewController.m

图片 10

#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.

    [email protected]"timerPicker";

    timeLabel=[[UILabel alloc]init];
    timeLabel.backgroundColor=[UIColor redColor];
    timeLabel.frame=CGRectMake(10, 100, 300, 50);
    timeLabel.textAlignment=NSTextAlignmentCenter;
    [self.view addSubview:timeLabel];


}
//点击任意处,弹出时间选择框
-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
    datePicker = [[UIDatePicker alloc]initWithFrame:CGRectMake(0, self.view.frame.size.height-216, 0, 0)];
    datePicker.datePickerMode = UIDatePickerModeDateAndTime;
    [datePicker addTarget:self action:@selector(dateChanged:) forControlEvents:UIControlEventValueChanged ];
    [self.view addSubview:datePicker];
}

//开始结束时间选择框
- (void)dateChanged:(id)sender
{
    NSDate *date = datePicker.date;

    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
    [dateFormatter setDateFormat:@"yyyy-MM-dd hh:mm"];
    //设备默认的值
    dateFormatter.locale=[NSLocale systemLocale];
    //将所选择的时候转化为需要的时间格式
    NSString *dateStr = [NSString stringWithFormat:@"%@",[dateFormatter stringFromDate:date]];
    timeLabel.text=dateStr;

    //让选择完时间后,选择框,消失,这个时间可以自己调整
    [UIView animateWithDuration:.5f delay:.5f options:UIViewAnimationOptionCurveEaseInOut animations:^{
        [datePicker setFrame:CGRectMake(0, self.view.frame.size.height, 0, 0)];
    } completion:nil];
}


- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

图片 11

 

 

   

一, 效果图。
二,工程图。 三,代码。 RootViewController.h #import
UIKit/[email protected]
RootViewController : UI…

【代码笔记】书架页面,笔记书架页面

一,效果图。

图片 12

二,工程图。

图片 13

三,代码。

RootViewController.h

图片 14

#import <UIKit/UIKit.h>

@interface RootViewController : UIViewController
<UITableViewDataSource,UITableViewDelegate>
{
    NSMutableArray * dataArray;
    UITableView * myTableView;
}

@end

图片 15

 

RootViewController.m

图片 16

#import "RootViewController.h"
//cell
#import "RootTableViewCell.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.

    //初始化背景图
    [self initBackGroundView];

}
#pragma -mark -functions
-(void)initBackGroundView
{
    [email protected]"书架页面";

    dataArray=[[NSMutableArray alloc]initWithObjects:@"1",@"2",@"3",@"4",@"5",@"6",@"7",@"8",@"9", nil];

    myTableView = [[UITableView alloc]initWithFrame:CGRectMake(0, 0, 320, 416) style:UITableViewStylePlain];
    myTableView.delegate = self;
    myTableView.dataSource = self;
    [self.view addSubview:myTableView];
}
#pragma -mark -UITableViewDelegate
-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return 3;
}
-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
    return 376/3;

}
-(UITableViewCell*)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    RootTableViewCell * cell = [tableView dequeueReusableCellWithIdentifier:@"ID"];
    if(cell == nil)
    {
        cell =[[RootTableViewCell alloc]initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:@"ID"];
    }

    cell.tag = indexPath.row;

    [cell.bookLeft addTarget:self action:@selector(buttonClick:) forControlEvents:UIControlEventTouchUpInside];
    [cell.bookMiddle addTarget:self action:@selector(buttonClick:) forControlEvents:UIControlEventTouchUpInside];
    [cell.bookRight addTarget:self action:@selector(buttonClick:) forControlEvents:UIControlEventTouchUpInside];

    [cell.bookLeft setBackgroundImage:[UIImage imageNamed:[NSString stringWithFormat:@"%@.jpg",[dataArray objectAtIndex:indexPath.row*3]]] forState:UIControlStateNormal];
    [cell.bookMiddle setBackgroundImage:[UIImage imageNamed:[NSString stringWithFormat:@"%@.jpg",[dataArray objectAtIndex:indexPath.row*3+1]]] forState:UIControlStateNormal];
    [cell.bookRight setBackgroundImage:[UIImage imageNamed:[NSString stringWithFormat:@"%@.jpg",[dataArray objectAtIndex:indexPath.row*3+2]]] forState:UIControlStateNormal];
    NSLog(@"--celll.tag--%ld",cell.tag);
    return cell;

}
#pragma -mark -doClickActions
-(void)buttonClick:(UIButton*)btn
{
    RootTableViewCell * cell = (RootTableViewCell *)[[btn superview] superview];
    NSIndexPath * path = [myTableView indexPathForCell:cell];
    NSLog(@"--点击图片的时候,所在的坐标-(%ld,%ld)--",path.row,btn.tag);
}
- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

@end

图片 17

 

RootTableViewCell.h

图片 18

#import <UIKit/UIKit.h>

@interface RootTableViewCell : UITableViewCell
@property(nonatomic,strong) UIButton * bookLeft;
@property(nonatomic,strong) UIButton * bookMiddle;
@property(nonatomic,strong) UIButton * bookRight;
@end

图片 19

 

RootTableViewCell.m

图片 20

#import "RootTableViewCell.h"

@implementation RootTableViewCell
@synthesize bookLeft;
@synthesize bookMiddle;
@synthesize bookRight;

- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier
{
    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
    if (self) {
        // Initialization code

        UIImageView  * imageview= [[UIImageView alloc]initWithFrame:CGRectMake(0, 0, 320, 416/3)];
        imageview.image = [UIImage imageNamed:@"BookShelfCell.png"];
        [self addSubview:imageview];

        bookLeft = [UIButton buttonWithType:UIButtonTypeCustom];
        bookLeft.frame = CGRectMake(10, 10, 280/3, 376/3-20);
        bookLeft.tag = 1;

        bookMiddle = [UIButton buttonWithType:UIButtonTypeCustom];
        bookMiddle.frame = CGRectMake(20+280/3, 10, 280/3, 376/3-20);
        bookMiddle.tag = 2;

        bookRight = [UIButton buttonWithType:UIButtonTypeCustom];
        bookRight.frame = CGRectMake(30+280/3*2, 10, 280/3, 376/3-20);
        bookRight.tag = 3;

        [self addSubview:bookLeft];
        [self addSubview:bookMiddle];
        [self addSubview:bookRight];
    }
    return self;
}

图片 21

 

 

   

一,效果图。
二,工程图。 三,代码。 RootViewController.h #import
UIKit/[email protected]
RootViewController :…

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