自定义uiview 当没有数据的时候 显示自定义的uiview界面

//
//  ZSDTJNoDataView.h
//  ZSDTJNoDataView
//
//  Created by Mac on 14-12-28.
//  Copyright (c) 2014年 ZSD. All rights reserved.
//

//当发起网络请求的时候没有数据的时候界面显示指定的背景图
#import <UIKit/UIKit.h>
typedef void(^ZSDNoDataViewCompleteHandler) (NSInteger buttonIndex) ;
typedef NS_ENUM(NSInteger, ZSDNoDataViewType)
{
  ZSDNoDataViewTypeInvestMent=0, //投资理财
  ZSDNoDataViewTypeRecord,//交易记录
  ZSDNoDataViewTypeMyInvest,//我的投资
  ZSDNoDataViewTypeNews,//消息中心
  ZSDNoDataViewTypePlan //回款计划


};



@class ZSDTJNoDataView;
@protocol ZSDTJNoDataViewDelegate <NSObject>
-(void)noDataView:(ZSDTJNoDataView *)noDataView andButtonClick:(NSInteger)selectBtnIndex;
@end
@interface ZSDTJNoDataView : UIView
{
    ZSDNoDataViewCompleteHandler completeHandler;
}
@property(nonatomic,weak)id<ZSDTJNoDataViewDelegate>delegate;

+(void)showInBaseView:(UIView *)baseView andNoDataViewType:(ZSDNoDataViewType)noDataViewType andCompeleteHandler:(ZSDNoDataViewCompleteHandler) handler;

-(void)showInBaseView:(UIView *)baseView  andNoDataViewDelegate:(id)delegate andNoDataViewType:(ZSDNoDataViewType)noDataViewType;

-(void)showInBaseView:(UIView *)baseView andNoDataViewType:(ZSDNoDataViewType)noDataViewType andCompeleteHandler:(ZSDNoDataViewCompleteHandler) handler ;

@end
//
//  ZSDTJNoDataView.m
//  ZSDTJNoDataView
//
//  Created by Mac on 14-12-28.
//  Copyright (c) 2014年 ZSD. All rights reserved.
//

#import "ZSDTJNoDataView.h"
//红色按钮正常状态
#define kRedButtonNormalColor [UIColor colorWithRed:0.84 green:0.23 blue:0.29 alpha:1]
#define kImageSize CGSizeMake(55.0f,55.0f)
@implementation ZSDTJNoDataView
{
    UIView *contentView;//存放所有控件的view;
    UILabel *textLabel;//文本label
    UIImageView *photoImageView;//显示图片
    UIButton *redButton;//按钮

}
- (id)initWithFrame:(CGRect)frame
{
    self = [super initWithFrame:frame];
    if (self) {
        // Initialization code
    }
    return self;
}
-(void)setUpNoDataView:(ZSDNoDataViewType)noDataViewType
{
    //创建一个contentview对象
    contentView=[[UIView alloc]init];
    contentView.translatesAutoresizingMaskIntoConstraints=NO;
    [self addSubview:contentView];
    
    //为contentview添加水平约束
    NSArray *contentView_H=[NSLayoutConstraint constraintsWithVisualFormat:@"H:|[contentView]|" options:0 metrics:nil views:NSDictionaryOfVariableBindings(contentView)];
    [self addConstraints:contentView_H];
    
    
    //创建一个photoImage对象
    photoImageView=[[UIImageView alloc]init];
    photoImageView.translatesAutoresizingMaskIntoConstraints=NO;
    [contentView addSubview:photoImageView];
    
    //为photoImage添加水平约束
    NSDictionary *dic_photoImageView=@{@"imageWith":@(kImageSize.width)};
    NSArray *photoImageView_H=[NSLayoutConstraint constraintsWithVisualFormat:@"H:[photoImageView(imageWith)]" options:0 metrics:dic_photoImageView views:NSDictionaryOfVariableBindings(photoImageView)];
    //为photoImage添加水平居中约束
    NSLayoutConstraint *photoImageView_CX=[NSLayoutConstraint constraintWithItem:photoImageView attribute:NSLayoutAttributeCenterX relatedBy:NSLayoutRelationEqual toItem:contentView attribute:NSLayoutAttributeCenterX multiplier:1 constant:0];
    [contentView addConstraints:photoImageView_H];
    [contentView addConstraint:photoImageView_CX];
    
    //创建一个textLabel对象
    textLabel=[[UILabel alloc]init];
    textLabel.translatesAutoresizingMaskIntoConstraints=NO;
    textLabel.backgroundColor = [UIColor clearColor];
    textLabel.font = [UIFont systemFontOfSize:17.0f];
    textLabel.textAlignment = NSTextAlignmentCenter;
    textLabel.textColor = [UIColor colorWithRed:191/255.0f green:191/255.0f blue:191/255.0f alpha:1.0];
    [contentView addSubview:textLabel];
    
    //水平添加约束
    NSDictionary *dic_textLabel=@{@"LeftMarginRight":@(20.0f)};
    NSArray *textLabel_H=[NSLayoutConstraint constraintsWithVisualFormat:@"H:|-LeftMarginRight-[textLabel]-LeftMarginRight-|" options:0 metrics:dic_textLabel views:NSDictionaryOfVariableBindings(textLabel)];
    [contentView addConstraints:textLabel_H];
    
    //创建一个redButton对象
    redButton=[[UIButton alloc]initWithFrame:CGRectZero];
    redButton.tag=0;
    redButton.translatesAutoresizingMaskIntoConstraints=NO;
    [redButton setTitle:@"马上去投资" forState:UIControlStateNormal];
    [redButton setBackgroundColor:kRedButtonNormalColor];
    [redButton setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
    [redButton addTarget:self action:@selector(buttonAction:) forControlEvents:UIControlEventTouchUpInside];
    [contentView addSubview:redButton];
    
    //为redButton添加水平约束
    NSDictionary *dic_redButton=@{@"LeftorRight":@(16.0f)};
    NSArray *redButton_H=[NSLayoutConstraint constraintsWithVisualFormat:@"H:|-LeftorRight-[redButton]-LeftorRight-|" options:0 metrics:dic_redButton views:NSDictionaryOfVariableBindings(redButton)];
    [contentView addConstraints:redButton_H];
    
    //把所有控件放在最终的父视图中并添加约束
    NSDictionary *bindDic=@{@"photoImageView":photoImageView,@"textLabel":textLabel,@"redButton":redButton};
    NSDictionary *dic_constraint = @{@"margin":@(15.0f),@"margin_redButton":@(24.0f),@"imgHeight":@(kImageSize.height),@"textHeight":@(20.0f),@"redButtonHeight":@(44.0f)};
    
    NSString *formatStr = [NSString stringWithFormat:@"V:|-[photoImageView(imgHeight)]-margin-[textLabel(textHeight)]-margin_redButton-[redButton(redButtonHeight)]-|"];
    NSArray *constraint_V=[NSLayoutConstraint constraintsWithVisualFormat:formatStr options:0 metrics:dic_constraint views:bindDic];
    [contentView addConstraints:constraint_V];

}
-(void)showInView:(UIView *)baseView andNoDataViewType:(ZSDNoDataViewType)noDataViewType
{
    switch (noDataViewType)
    {
            
        case ZSDNoDataViewTypeInvestMent:
        {
            photoImageView.image=[UIImage imageNamed:@"invest_circle_none"];
            textLabel.text=@"没有相关记录";
            break;
        }
        case ZSDNoDataViewTypeMyInvest:
        {
            photoImageView.image=[UIImage imageNamed:@"2"];
            textLabel.text=@"没有相关记录";
            break;
        }
        case ZSDNoDataViewTypeNews:
        {
            photoImageView.image=[UIImage imageNamed:@"our_news_none"];
            textLabel.text=@"没有相关记录";
            break;
        }
        case ZSDNoDataViewTypePlan:
        {
            photoImageView.image=[UIImage imageNamed:@"reimbursement_plan_none"];
            textLabel.text=@"没有正在回款的项目";
            break;
        }
        case ZSDNoDataViewTypeRecord:
        {
            photoImageView.image=[UIImage imageNamed:@"Invest_record_none"];
            textLabel.text=@"没有相关记录";
            break;
        }
        default:
            break;
    }
    //获取contentview更新约束后实际大小
    CGSize contentSize=[contentView systemLayoutSizeFittingSize:UILayoutFittingCompressedSize];
    //添加垂直约束
    NSDictionary *dic_contentView = @{@"height":@(contentSize.height)};
    NSArray *contentView_V = [NSLayoutConstraint constraintsWithVisualFormat:@"V:[contentView(height)]" options:0 metrics:dic_contentView views:NSDictionaryOfVariableBindings(contentView)];
    NSLayoutConstraint *contentView_CY = [NSLayoutConstraint constraintWithItem:contentView attribute:NSLayoutAttributeCenterY relatedBy:NSLayoutRelationEqual toItem:self attribute:NSLayoutAttributeCenterY multiplier:1 constant:0];
    [self addConstraints:contentView_V];
    [self addConstraint:contentView_CY];
    [baseView addSubview:self];
    
    
    self.translatesAutoresizingMaskIntoConstraints = NO;
    NSArray *self_H = [NSLayoutConstraint constraintsWithVisualFormat:@"H:|[self]|" options:0 metrics:0 views:NSDictionaryOfVariableBindings(self)];
    NSArray *self_V = [NSLayoutConstraint constraintsWithVisualFormat:@"V:|[self]|" options:0 metrics:0 views:NSDictionaryOfVariableBindings(self)];
    [baseView addConstraints:self_H];
    [baseView addConstraints:self_V];

}
//代理
-(void)showInBaseView:(UIView *)baseView andNoDataViewDelegate:(id)delegate andNoDataViewType:(ZSDNoDataViewType)noDataViewType
{
    [self setUpNoDataView:noDataViewType];
    self.delegate=delegate;
    redButton.hidden=noDataViewType==ZSDNoDataViewTypeMyInvest?NO:YES;
    [self showInView:baseView andNoDataViewType:noDataViewType];
}
//block回调
-(void)showInBaseView:(UIView *)baseView  andNoDataViewType:(ZSDNoDataViewType)noDataViewType andCompeleteHandler:(ZSDNoDataViewCompleteHandler)handler
{
    [self setUpNoDataView:noDataViewType];
    completeHandler=handler;
    redButton.hidden=noDataViewType==ZSDNoDataViewTypeMyInvest?NO:YES;
    [self showInView:baseView andNoDataViewType:noDataViewType];
    
}
//类方法block回调
+(void)showInBaseView:(UIView *)baseView  andNoDataViewType:(ZSDNoDataViewType)noDataViewType andCompeleteHandler:(ZSDNoDataViewCompleteHandler)handler
{
    ZSDTJNoDataView *noDataView=[[ZSDTJNoDataView alloc]init];
    [noDataView setUpNoDataView:noDataViewType];
    noDataView->completeHandler=handler;
    noDataView->redButton.hidden=noDataViewType==ZSDNoDataViewTypeMyInvest?NO:YES;
    [noDataView showInView:baseView andNoDataViewType:noDataViewType];
    
}
-(void)buttonAction:(UIButton *)sender
{
    //使用代理
    if (_delegate&&[_delegate respondsToSelector:@selector(noDataView:andButtonClick:)])
    {
        [_delegate noDataView:self andButtonClick:sender.tag];
    }
    //使用block调
    if (completeHandler)
    {
        completeHandler(sender.tag);
    }
}
@end

#import <UIKit/UIKit.h>
#import "ZSDTJNoDataView.h"
@interface ZSDViewController : UIViewController
@property (weak, nonatomic) IBOutlet UIView *maskView;

@end
//
//  ZSDViewController.m
//  ZSDTJNoDataView
//
//  Created by Mac on 14-12-28.
//  Copyright (c) 2014年 ZSD. All rights reserved.
//

#import "ZSDViewController.h"

@interface ZSDViewController ()<ZSDTJNoDataViewDelegate>
{
    ZSDTJNoDataView *noDataView;
}
@end

@implementation ZSDViewController

- (void)viewDidLoad
{
    [super viewDidLoad];
    noDataView=[[ZSDTJNoDataView alloc]init];
    [noDataView showInBaseView:_maskView andNoDataViewType:ZSDNoDataViewTypeMyInvest andCompeleteHandler:^(NSInteger buttonIndex) {
       
        NSLog(@"使用回调时候buttonIndex=%d",buttonIndex);
        
    }];
    [noDataView showInBaseView:_maskView andNoDataViewDelegate:self andNoDataViewType:ZSDNoDataViewTypeMyInvest];

    [ZSDTJNoDataView showInBaseView:_maskView andNoDataViewType:ZSDNoDataViewTypeMyInvest andCompeleteHandler:^(NSInteger buttonIndex) {
        
         NSLog(@"使用类方法回调时候buttonIndex=%d",buttonIndex);
    }];
}

- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
}


#pragma mark -ZSDTJNoDataView Delegate
-(void)noDataView:(ZSDTJNoDataView *)noDataView andButtonClick:(NSInteger)selectBtnIndex
{
    NSLog(@"使用代理时候selectBtnIndex=%d",selectBtnIndex);
}
@end