iOS_6_ToolBar+xib+红楼梦

最终效果图

BeyondViewController.h

////  BeyondViewController.h//  6_ToolBar////  Created by beyond on 14-7-24.//  Copyright (c) 2014年 com.beyond. All rights reserved.//#import <UIKit/UIKit.h>@interface BeyondViewController : UIViewController- (IBAction)addClick:(UIBarButtonItem *)sender;- (IBAction)removeClick:(UIBarButtonItem *)sender;@property (weak, nonatomic) IBOutlet UIBarButtonItem *trashItem;// 从xib界面中拖过来的,前提是设置界面中的file 's owner 为当前控制器类,并且,在代码中加载nib的时候,也要指明owner是当前控制器类的实例对象,一般写self或者空- (IBAction)deleteBtnClick:(UIButton *)sender;- (IBAction)headBtnClick:(UIButton *)sender;@end

BeyondViewController.m

////  BeyondViewController.m//  6_ToolBar////  Created by beyond on 14-7-24.//  Copyright (c) 2014年 com.beyond. All rights reserved.//#import "BeyondViewController.h"#import "RowView.h"#define kRowHight 65// 类扩展 class extension 也叫匿名分类@interface BeyondViewController (){    // 成员,数组,由姓名组成    NSArray *_array_name;    // 数组取值时的索引,与图片名挂钩    int _index;}@end@implementation BeyondViewController- (void)viewDidLoad{    [super viewDidLoad];    _array_name =@[@"林黛玉",@"薛宝钗",@"妙玉",@"史湘云",@"探春",@"晴雯",@"nana"];_index = 0;}- (IBAction)addClick:(UIBarButtonItem *)sender {    // 调用自定义方法,通过代码创建一行rowView    // UIView *rowView = [self createRowViewByCoding];        // 调用自定义方法,通过xib创建一行rowView    UIView *rowView = [self createRowViewByXcodeInterfaceBuilding];        // 调用自定义方法,通过RowView的类方法,返回一个RowView的实例对象    // UIView *rowView = [self createRowViewByXIB];        // 3,添加到当前控制器的view    [self.view addSubview:rowView];    // 5,动画效果    [UIView animateWithDuration:0.2 animations:^{        // 以下三步为OC标准代码,因为OC中不允许直接修该对象中结构体属性的成员的值,要通过中间的临时结构体变量        CGRect frame = rowView.frame;        frame.origin.x = 0;        rowView.frame=frame;        rowView.alpha = 1;    } completion:^(BOOL finished) {        // 4,置删除按钮为可用        _trashItem.enabled = YES;    }];}// 用xib创建一行 rowView,xib <--> nib   ipa <-->apk- (UIView *)createRowViewByXIB{    // 如果添加到了数组最后一张,从头开始添加    if (_index >= _array_name.count) {        _index = 0;    }            // 下面先计算3个参数,图片名,姓名,rowView要显示的frame的Y坐标    NSString *imgName = [NSString stringWithFormat:@"%d.png",_index];    NSString *labelName = _array_name[_index];    // 新添加一行的y值 取决于view中最后一个子控件的y + height + 1    UIView *lastView = self.view.subviews.lastObject;    CGFloat rowY = lastView.frame.origin.y + lastView.frame.size.height+1;        // 调用类方法,返回一个创建好了的rowView    RowView *rowView = [RowView rowViewWithHeadName:imgName andLabelName:labelName andRowY:rowY];        // 为下一次添加行作准备    _index++;    return rowView;}// 用xib创建一行 rowView,xib <--> nib   ipa <-->apk- (UIView *)createRowViewByXcodeInterfaceBuilding{    // mainBundel加载xib,扩展名不用写.xib  owner为nil时,手动addTarget,若为xib界面中file's owner指定的class的实例对象时,填self,这样就可以直接拖线    // 1,xib界面中file's owner指定的类class,目的仅仅是右击界面时,可以弹出连线    // 2,进行连线    // 3,代码loadNibNamed中指定owner为哪个实例对象,相当于addTarget中的第一个参数    NSArray *arrayXibObjects = [[NSBundle mainBundle] loadNibNamed:@"rowView" owner:self options:nil];    UIView *rowView = arrayXibObjects[0];    // 新添加一行的y值 取决于view中最后一个子控件的y + height + 1    UIView *lastView = self.view.subviews.lastObject;    CGFloat rowY = lastView.frame.origin.y + lastView.frame.size.height+1;    rowView.backgroundColor = [UIColor grayColor];    CGFloat winWidth = self.view.frame.size.width;    rowView.frame = CGRectMake(320, rowY,winWidth, kRowHight);    rowView.alpha = 0;            // 如果添加到了数组最后一张,从头开始添加    if (_index >= _array_name.count) {        _index = 0;    }        // 2,设置label内容    UILabel *name = (UILabel *)[rowView viewWithTag:1];        name.text = _array_name[_index];        // 3,设置headBtn内容    UIButton *btn = (UIButton *)[rowView viewWithTag:2];    NSString *imgName = [NSString stringWithFormat:@"%d.png",_index];    UIImage *img = [UIImage imageNamed:imgName];    [btn setImage:img forState:UIControlStateNormal];    // 为按钮添加点击事件    // [btn addTarget:self action:@selector(headBtnClick:) forControlEvents:UIControlEventTouchUpInside];        // 4,设置deleteBtn内容    UIButton *del = (UIButton *)[rowView viewWithTag:3];    // 为删除按钮添加点击事件    [del addTarget:self action:@selector(deleteBtnClick:) forControlEvents:UIControlEventTouchUpInside];        // 为下一次添加行作准备    _index++;    return rowView;}// 用代码创建一行 rowView- (UIView *)createRowViewByCoding{    // 如果添加到了数组最后一张,从头开始添加    if (_index >= _array_name.count) {        _index = 0;    }    // 添加一行,实为view,view中左边是头像,右边是名字    UIView *rowView = [[UIView alloc]init];    // 新添加一行的y值 取决于view中最后一个子控件的y + height + 1    UIView *lastView = self.view.subviews.lastObject;    CGFloat rowY = lastView.frame.origin.y + lastView.frame.size.height+1;    rowView.backgroundColor = [UIColor grayColor];    CGFloat winWidth = self.view.frame.size.width;    rowView.frame = CGRectMake(320, rowY,winWidth, kRowHight);    rowView.alpha = 0;    // 2,添加label到view    UILabel *name = [[UILabel alloc]init];    name.frame = CGRectMake(0, 0, 320, kRowHight);    name.backgroundColor = [UIColor clearColor];    name.textAlignment = NSTextAlignmentCenter;    name.tag = 1; //方便后面点击头像按钮时,得到兄弟标签即姓名    // 随机索引,取姓名,取图片用的    //int randIndex = arc4random_uniform(_array_name.count);    //name.text = _array_name[randIndex];    name.text = _array_name[_index];    [rowView addSubview:name];    //    3,添加头像到view//    UIImage *img = [UIImage imageNamed:@"nana.jpg"];//    UIImageView *head = [[UIImageView alloc]initWithImage:img];//    head.frame = CGRectMake(0, 0,50, 50);//    [rowView addSubview:head];        // 3,添加头像按钮到view    UIButton *btn = [[UIButton alloc]init];    btn.frame = CGRectMake(0, 0,65, kRowHight);    NSString *imgName = [NSString stringWithFormat:@"%d.png",_index];    UIImage *img = [UIImage imageNamed:imgName];    [btn setImage:img forState:UIControlStateNormal];    // 为按钮添加点击事件    [btn addTarget:self action:@selector(headBtnClick:) forControlEvents:UIControlEventTouchUpInside];    [rowView addSubview:btn];        // 4,添加删除按钮到view    UIButton *del = [[UIButton alloc]init];    del.frame = CGRectMake(260, 0,65, kRowHight);    [del setTitle:@"再见" forState:UIControlStateNormal];    // 为删除按钮添加点击事件    [del addTarget:self action:@selector(deleteBtnClick:) forControlEvents:UIControlEventTouchUpInside];    [rowView addSubview:del];        // 为下一次添加行作准备    _index++;    return rowView  ;}// 点击rowView里面的删除按钮- (void)deleteBtnClick:(UIButton *)sender{    // 拿到rowView    UIView *rowView = sender.superview;    [UIView animateWithDuration:0.3 animations:^{        // 以下三步为OC标准代码,因为OC中不允许直接修该对象中结构体属性的成员的值,要通过中间的临时结构体变量        CGRect frame = rowView.frame;        frame.origin.x = 320;        rowView.frame=frame;        rowView.alpha = 0;    } completion:^(BOOL finished) {        // rowView在父容器中的索引        int rowView_index = [self.view.subviews indexOfObject:rowView];        // 将rowView从其父控件中,即self.view中删除        [rowView removeFromSuperview];         _trashItem.enabled = self.view.subviews.count!=1;                // rowView身后的这些rowView动画上移        for (int i=rowView_index; i<self.view.subviews.count; i++) {            // rowView身后的这些rowView动画上移            UIView *rowViewSibling = self.view.subviews[i];            [UIView animateWithDuration:0.3 animations:^{                // 以下三步为OC标准代码,因为OC中不允许直接修该对象中结构体属性的成员的值,要通过中间的临时结构体变量                CGRect frame = rowViewSibling.frame;                frame.origin.y -= kRowHight + 1;                rowViewSibling.frame=frame;            }];        }    }];    }// 点击头像按钮,弹出alterView- (void)headBtnClick:(UIButton *)sender{    NSLog(@"点击了头像按钮--%@",sender);    UIView *rowView = sender.superview;    UILabel *name = (UILabel *)[rowView viewWithTag:1];    NSLog(@"被点击的按钮的兄弟标签是:%@",name);        // 弹出alterView    UIAlertView *alert = [[UIAlertView alloc]init];        [alert show];}// 点击删除按钮Item- (IBAction)removeClick:(UIBarButtonItem *)sender {    _trashItem.enabled = NO;    // 删除最后一行    UIView *last = [self.view.subviews lastObject];    Class cls = [UIToolbar class];    if ([last isKindOfClass:cls]) {        return;    }    // 动画效果    [UIView animateWithDuration:0.2 animations:^{        // 以下三步为OC标准代码,因为OC中不允许直接修该对象中结构体属性的成员的值,要通过中间的临时结构体变量        CGRect frame = last.frame;        frame.origin.x = 320;        last.frame=frame;        last.alpha = 0;    } completion:^(BOOL finished) {        // 动画完毕,从父控件中移除        [last removeFromSuperview];        // 删除完之后,让删除barbuttionitem置灰        _trashItem.enabled = self.view.subviews.count != 1;    }];        }@end

RowView.h

////  RowView.h//  6_ToolBar////  Created by beyond on 14-7-24.//  Copyright (c) 2014年 com.beyond. All rights reserved.//#import <UIKit/UIKit.h>@interface RowView : UIView@property (weak, nonatomic) IBOutlet UIButton *headBtn;@property (weak, nonatomic) IBOutlet UILabel *nameLabel;- (IBAction)deleteBtnClick:(UIButton *)sender;+ (RowView *)rowViewWithHeadName:(NSString *)headName andLabelName:(NSString *)labelName andRowY:(CGFloat)rowY;@end

RowView.m

////  RowView.m//  6_ToolBar////  Created by beyond on 14-7-24.//  Copyright (c) 2014年 com.beyond. All rights reserved.//#import "RowView.h"#define kRowHight 65@implementation RowView- (id)initWithFrame:(CGRect)frame{    self = [super initWithFrame:frame];    if (self) {        // Initialization code    }    return self;}/*// Only override drawRect: if you perform custom drawing.// An empty implementation adversely affects performance during animation.- (void)drawRect:(CGRect)rect{    // Drawing code}*/// + 类方法中不能直接使用_访问成员变量,必须通过对象.点语法访问成员变量// 参数1:头像按钮的图标名,参数2:姓名标签+ (RowView *)rowViewWithHeadName:(NSString *)headName andLabelName:(NSString *)labelName andRowY:(CGFloat)rowY{    // mainBundel加载xib,扩展名不用写.xib    NSArray *arrayXibObjects = [[NSBundle mainBundle] loadNibNamed:@"rowView" owner:nil options:nil];        RowView *rowView = arrayXibObjects[0];    // 1,设置rowView的属性    rowView.backgroundColor = [UIColor grayColor];    // 先是在屏幕外面,所以x是320    rowView.frame = CGRectMake(320, rowY,320, kRowHight);    rowView.alpha = 0;        // 2,设置label内容    // tag要遍历,效率低,不推荐,最好是rowView.xib连线到RowView.h文件,使用成员变量    // UILabel *nameLabel = (UILabel *)[rowView viewWithTag:1];        rowView.nameLabel.text = labelName;        // 3,设置headBtn内容    // tag要遍历,效率低,不推荐,最好是rowView.xib连线到RowView.h文件,使用成员变量    // UIButton *headBtn = (UIButton *)[rowView viewWithTag:2];        UIImage *img = [UIImage imageNamed:headName];    [rowView.headBtn setImage:img forState:UIControlStateNormal];    return rowView;}// rowView中的删除按钮被点击了- (IBAction)deleteBtnClick:(UIButton *)sender {    // 拿到rowView    UIView *rowView = sender.superview;        [UIView animateWithDuration:0.3 animations:^{        // 以下三步为OC标准代码,因为OC中不允许直接修该对象中结构体属性的成员的值,要通过中间的临时结构体变量        CGRect frame = rowView.frame;        frame.origin.x = 320;        rowView.frame=frame;        rowView.alpha = 0;    } completion:^(BOOL finished) {        //NSLog(@"rowView.superView is %@",rowView.superview);        // 先得到控制器的UIView        UIView *control_view = rowView.superview;        // rowView在父容器中的索引        int rowView_index = [control_view.subviews indexOfObject:rowView];        // 将rowView从其父控件中,即self.view中删除        [rowView removeFromSuperview];        // rowView身后的这些rowView动画上移        for (int i=rowView_index; i<control_view.subviews.count; i++) {            // rowView身后的这些rowView动画上移            UIView *rowViewSibling = control_view.subviews[i];            [UIView animateWithDuration:0.3 animations:^{                // 以下三步为OC标准代码,因为OC中不允许直接修该对象中结构体属性的成员的值,要通过中间的临时结构体变量                CGRect frame = rowViewSibling.frame;                frame.origin.y -= kRowHight + 1;                rowViewSibling.frame=frame;            }];        }    }];}@end

RowView.xib