IOS展开三级列表效果示例
效果图如下：
#import <UIKit/UIKit.h> @interface AppDelegate : UIResponder <UIApplicationDelegate> @property (strong, nonatomic) UIWindow *window; @end
#import "AppDelegate.h"
#import "RootViewController.h"
@interface AppDelegate ()
@end
@implementation AppDelegate
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
// Override point for customization after application launch.
self.window.backgroundColor = [UIColor whiteColor];
RootViewController *root = [[RootViewController alloc] init];
UINavigationController *navi = [[UINavigationController alloc] initWithRootViewController:root];
self.window.rootViewController = navi;
[self.window makeKeyAndVisible];
return YES;
}
@end
#import <UIKit/UIKit.h> @interface RootViewController : UIViewController @end
#import "RootViewController.h"
#import "MainCell.h"
#import "DetialTableViewCell.h"
@interface RootViewController ()<UITableViewDataSource,UITableViewDelegate>
{
UITableView *_tableView;
NSMutableDictionary *dic;//存对应的数据
NSMutableArray *selectedArr;// 二级列表是否展开状态
NSMutableArray *titleDataArray;
NSArray *dataArray;//数据源，显示每个cell的数据
NSMutableDictionary *stateDic;//三级列表是否展开状态
NSMutableArray *groupArr0;
NSMutableArray *groupArr1;
NSMutableArray *groupArr2;
NSMutableArray *groupArr3;
NSMutableArray *groupArr4;
NSMutableArray *groupArr5;
}
@end
@implementation RootViewController
- (void)viewDidLoad {
[super viewDidLoad];
self.title = @"列表";
dic = [[NSMutableDictionary alloc] init];
selectedArr = [[NSMutableArray alloc] init];
dataArray = [[NSMutableArray alloc] init];
// 初始化tableView
_tableView = [[UITableView alloc] initWithFrame:CGRectMake(0, 0, 320*scaleX, [UIScreen mainScreen].bounds.size.height) style:UITableViewStylePlain];
_tableView.delegate = self;
_tableView.dataSource = self;
// 隐藏滚动条
_tableView.showsVerticalScrollIndicator = NO;
_tableView.showsHorizontalScrollIndicator = NO;
_tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
[self.view addSubview:_tableView];
// 加载数据
[self loadData];
}
/**
* 加载数据
*/
- (void)loadData
{
titleDataArray = [[NSMutableArray alloc] initWithObjects:@"亲朋",@"家人",@"好友", @"蓝颜",@"同学",@"老乡",nil];
NSMutableDictionary *nameAndStateDic1 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"小莉",@"name",@"NO",@"state", nil];
NSMutableDictionary *nameAndStateDic2 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"婷婷",@"name",@"NO",@"state", nil];
NSMutableDictionary *nameAndStateDic3 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"小庄",@"name",@"NO",@"state", nil];
groupArr0 = [[NSMutableArray alloc] initWithObjects:nameAndStateDic1,nameAndStateDic2,nameAndStateDic3, nil];
NSMutableDictionary *nameAndStateDic4 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"晨晨姐",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic5 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"李涛",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic6 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"海波",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic7 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"张敏",@"name",@"NO",@"state",nil];
groupArr1 = [[NSMutableArray alloc]initWithObjects:nameAndStateDic4,nameAndStateDic5,nameAndStateDic6,nameAndStateDic7, nil];
NSMutableDictionary *nameAndStateDic8 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"杨浩",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic9 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"小明",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic10 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"洋洋",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic11 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"赵蒙",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic12 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"小催",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic13 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"和平",@"name",@"NO",@"state",nil];
groupArr2 = [[NSMutableArray alloc]initWithObjects:nameAndStateDic8,nameAndStateDic9,nameAndStateDic10,nameAndStateDic11,nameAndStateDic12,nameAndStateDic13,nil];
NSMutableDictionary *nameAndStateDic14 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"超人",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic15 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"怪兽",@"name",@"NO",@"state",nil];
groupArr3 = [[NSMutableArray alloc] initWithObjects:nameAndStateDic14,nameAndStateDic15, nil];
NSMutableDictionary *nameAndStateDic16 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"大包",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic17 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"小林子",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic18 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"石头",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic19 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"小轩轩",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic20 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"阿东",@"name",@"NO",@"state",nil];
groupArr4 = [[NSMutableArray alloc]initWithObjects:nameAndStateDic16,nameAndStateDic17,nameAndStateDic18,nameAndStateDic19,nameAndStateDic20, nil];
NSMutableDictionary *nameAndStateDic21 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"郑平",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic22 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"刘凡",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic23 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"韩琴",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic24 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"刘华健",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic25 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"彭晓明",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic26 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"张欢",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic27 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"刘来楠",@"name",@"NO",@"state",nil];
NSMutableDictionary *nameAndStateDic28 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",@"任强",@"name",@"NO",@"state",nil];
groupArr5 = [[NSMutableArray alloc]initWithObjects:nameAndStateDic21,nameAndStateDic22,nameAndStateDic23,nameAndStateDic24,nameAndStateDic25,nameAndStateDic26,nameAndStateDic27,nameAndStateDic28, nil];
[dic setValue:groupArr0 forKey:@"0"];
[dic setValue:groupArr1 forKey:@"1"];
[dic setValue:groupArr2 forKey:@"2"];
[dic setValue:groupArr3 forKey:@"3"];
[dic setValue:groupArr4 forKey:@"4"];
[dic setValue:groupArr5 forKey:@"5"];
}
#pragma mark - tableViewDelegate -
// 返回几个表头
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
return titleDataArray.count;
}
// 每个表头返回几行
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
NSString *string = [NSString stringWithFormat:@"%d",(int)section];
// 如果表头返回值不为零，则修改图片（改成箭头向下的图片）
if ([selectedArr containsObject:string]) {
UIImageView *imageView = (UIImageView *)[_tableView viewWithTag:20000 + section];
imageView.image = [UIImage imageNamed:@"buddy_header_arrow_down"];
NSArray *array1 = dic[string];
return array1.count;
}
return 0;
}
// 设置表头的高度
- (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section
{
return 40*scaleX;
}
// Section Footer的高度
- (CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section
{
return 0.2;
}
// 设置view，将替代titleForHeaderInsection方法
- (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section
{
UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 320*scaleX, 30*scaleY)];
view.backgroundColor = [UIColor whiteColor];
UILabel *titleLabel = [[UILabel alloc] initWithFrame:CGRectMake(20*scaleX, 5*scaleY, tableView.frame.size.width - 20*scaleX, 30*scaleY)];
titleLabel.text = [titleDataArray objectAtIndex:section];
[view addSubview:titleLabel];
UIImageView *imageView = [[UIImageView alloc] initWithFrame:CGRectMake(5*scaleX, 12*scaleY, 15*scaleX, 15*scaleY)];
imageView.tag = 20000+section;
// 判断是不是选中状态
NSString *string = [NSString stringWithFormat:@"%d",(int)section];
if ([selectedArr containsObject:string]) {
imageView.image = [UIImage imageNamed:@"buddy_header_arrow_down"];
}else{
imageView.image = [UIImage imageNamed:@"buddy_header_arrow_right"];
}
[view addSubview:imageView];
UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
button.frame = CGRectMake(0, 0, 320*scaleX, 40*scaleY);
button.tag = 100 + section;
[button addTarget:self action:@selector(buttonAction:) forControlEvents:UIControlEventTouchUpInside];
[view addSubview:button];
UIImageView *lineImage = [[UIImageView alloc] initWithFrame:CGRectMake(0, 40*scaleY - 1, 320*scaleX, 1)];
lineImage.image = [UIImage imageNamed:@"line"];
[view addSubview:lineImage];
return view;
}
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
NSString *indexStr = [NSString stringWithFormat:@"%d",(int)indexPath.section];
if ([dic[indexStr][indexPath.row][@"cell"] isEqualToString:@"MainCell"]) {
return 60*scaleY;
}else{
return 40*scaleY;
}
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
// 当前是第几个表头
NSString *indexStr = [NSString stringWithFormat:@"%d",(int)indexPath.section];
if ([dic[indexStr][indexPath.row][@"cell"] isEqualToString:@"MainCell"]) {
static NSString *identifier = @"MainCell";
MainCell *cell = [tableView dequeueReusableCellWithIdentifier:identifier];
if (cell == nil) {
cell = [[MainCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:identifier];
cell.selectionStyle = UITableViewCellSelectionStyleGray;
}
if ([selectedArr containsObject:indexStr]) {
cell.Headerphoto.image = [UIImage imageNamed:[NSString stringWithFormat:@"%d.png",arc4random()%11]];
cell.nameLabel.text = dic[indexStr][indexPath.row][@"name"];
cell.IntroductionLabel.text = @"滴滴雨点仿佛似流泪，滴在我冰冷的身躯";
cell.networkLabel.text = @"2G";
}
// ???
if (indexPath.row == dataArray.count - 1) {
cell.imageLine.image = nil;
}else{
cell.imageLine.image = [UIImage imageNamed:@"line"];
}
return cell;
}else if ([dic[indexStr][indexPath.row][@"cell"] isEqualToString:@"AttachedCell"]){
static NSString *detialIdentifier = @"AttachedCell";
DetialTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:detialIdentifier];
if (cell == nil) {
cell = [[DetialTableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:detialIdentifier];
cell.selectionStyle = UITableViewCellSeparatorStyleNone;
cell.imageLine.image = [UIImage imageNamed:@"line"];
}
return cell;
}
return nil;
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
// TODO:search
[_tableView deselectRowAtIndexPath:indexPath animated:YES];
NSString *indexStr = [NSString stringWithFormat:@"%d",(int)indexPath.section];
NSIndexPath *path = nil;
if ([dic[indexStr][indexPath.row][@"cell"] isEqualToString:@"MainCell"]) {
// TODO:search
path = [NSIndexPath indexPathForItem:(indexPath.row + 1) inSection:indexPath.section];
}else{
path = indexPath;
}
if ([dic[indexStr][indexPath.row][@"state"] boolValue]) {
// 关闭附加cell
NSMutableDictionary *dd = dic[indexStr][indexPath.row];
NSString *name = dd[@"name"];
NSMutableDictionary *nameAndStateDic = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",name,@"name",@"NO",@"state", nil];
switch (indexPath.section) {
case 0:
{
groupArr0[(path.row-1)] = nameAndStateDic;
[groupArr0 removeObjectAtIndex:path.row];
}
break;
case 1:
{
groupArr1[(path.row-1)] = nameAndStateDic;
[groupArr1 removeObjectAtIndex:path.row];
}
break;
case 2:
{
groupArr2[(path.row-1)] = nameAndStateDic;
[groupArr2 removeObjectAtIndex:path.row];
}
break;
case 3:
{
groupArr3[(path.row-1)] = nameAndStateDic;
[groupArr3 removeObjectAtIndex:path.row];
}
break;
case 4:
{
groupArr4[(path.row-1)] = nameAndStateDic;
[groupArr4 removeObjectAtIndex:path.row];
}
break;
case 5:
{
groupArr5[(path.row-1)] = nameAndStateDic;
[groupArr5 removeObjectAtIndex:path.row];
}
break;
default:
break;
}
[_tableView beginUpdates];
[_tableView deleteRowsAtIndexPaths:@[path] withRowAnimation:UITableViewRowAnimationMiddle];
[_tableView endUpdates];
}else{
// 打开附加cell
NSMutableDictionary *dd = dic[indexStr][indexPath.row];
NSString *name = dd[@"name"];
NSMutableDictionary *nameAndStateDic = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"MainCell",@"cell",name,@"name",@"YES",@"state", nil];
switch (indexPath.section) {
case 0:
{
groupArr0[(path.row-1)] = nameAndStateDic;
NSMutableDictionary *nameAndStateDic1 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"AttachedCell",@"cell",@"YES",@"state", nil];
[groupArr0 insertObject:nameAndStateDic1 atIndex:path.row];
}
break;
case 1:
{
groupArr1[(path.row-1)] = nameAndStateDic;
NSMutableDictionary *nameAndStateDic1 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"AttachedCell",@"cell",@"YES",@"state", nil];
[groupArr1 insertObject:nameAndStateDic1 atIndex:path.row];
}
break;
case 2:
{
groupArr2[(path.row-1)] = nameAndStateDic;
NSMutableDictionary *nameAndStateDic1 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"AttachedCell",@"cell",@"YES",@"state", nil];
[groupArr2 insertObject:nameAndStateDic1 atIndex:path.row];
}
break;
case 3:
{
groupArr3[(path.row-1)] = nameAndStateDic;
NSMutableDictionary *nameAndStateDic1 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"AttachedCell",@"cell",@"YES",@"state", nil];
[groupArr3 insertObject:nameAndStateDic1 atIndex:path.row];
}
break;
case 4:
{
groupArr4[(path.row-1)] = nameAndStateDic;
NSMutableDictionary *nameAndStateDic1 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"AttachedCell",@"cell",@"YES",@"state", nil];
[groupArr4 insertObject:nameAndStateDic1 atIndex:path.row];
}
break;
case 5:
{
groupArr5[(path.row-1)] = nameAndStateDic;
NSMutableDictionary *nameAndStateDic1 = [NSMutableDictionary dictionaryWithObjectsAndKeys:@"AttachedCell",@"cell",@"YES",@"state", nil];
[groupArr5 insertObject:nameAndStateDic1 atIndex:path.row];
}
break;
default:
break;
}
[_tableView beginUpdates];
[_tableView insertRowsAtIndexPaths:@[path] withRowAnimation:UITableViewRowAnimationMiddle];
[_tableView endUpdates];
}
}
-(void)buttonAction:(UIButton *)sender
{
NSString *string = [NSString stringWithFormat:@"%d",(int)(sender.tag-100)];
//数组selectedArr里面存的数据和表头想对应，方便以后做比较
if ([selectedArr containsObject:string])
{
[selectedArr removeObject:string];
}
else
{
[selectedArr addObject:string];
}
[_tableView reloadData];
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
@end
#import <UIKit/UIKit.h> @interface MainCell : UITableViewCell @property (strong, nonatomic) UILabel *nameLabel; @property (strong, nonatomic) UILabel *IntroductionLabel; @property (strong, nonatomic) UILabel *networkLabel; @property (strong, nonatomic) UIImageView *Headerphoto; @property (strong, nonatomic) UIImageView *imageLine; @end
#import "MainCell.h"
@implementation MainCell
- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier
{
self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
if (self) {
// 头像
_Headerphoto = [[UIImageView alloc] initWithFrame:CGRectMake(6*scaleX, 5*scaleY, 50*scaleX, 50*scaleX)];
[self.contentView addSubview:_Headerphoto];
// 名字
_nameLabel = [[UILabel alloc] initWithFrame:CGRectMake(60*scaleX, 5*scaleY, 200*scaleX, 25*scaleX)];
_nameLabel.font = [UIFont systemFontOfSize:15];
[self.contentView addSubview:_nameLabel];
// 简介
_IntroductionLabel = [[UILabel alloc] initWithFrame:CGRectMake(60*scaleX, 28*scaleY, 240*scaleX, 25*scaleX)];
_IntroductionLabel.backgroundColor = [UIColor clearColor];
_IntroductionLabel.textColor = [UIColor lightGrayColor];
_IntroductionLabel.font = [UIFont systemFontOfSize:13];
[self.contentView addSubview:_IntroductionLabel];
// 网络
_networkLabel = [[UILabel alloc] initWithFrame:CGRectMake(290*scaleX, 5*scaleY, 50*scaleX, 25*scaleY)];
_networkLabel.backgroundColor = [UIColor clearColor];
_networkLabel.textColor = [UIColor lightGrayColor];
_networkLabel.font = [UIFont systemFontOfSize:13];
[self.contentView addSubview:_networkLabel];
// 分割线
_imageLine = [[UIImageView alloc] initWithFrame:CGRectMake(60*scaleX, 60*scaleY - 1, (320 - 60)*scaleX, 1)];
[self.contentView addSubview:_imageLine];
}
return self;
}
@end
#import <UIKit/UIKit.h> @interface DetialTableViewCell : UITableViewCell @property (strong, nonatomic) UIImageView *imageLine; @end
#import "DetialTableViewCell.h"
#import "UIButton+initializer.h"
@implementation DetialTableViewCell
- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier
{
self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
if (self) {
// 分割线
_imageLine = [[UIImageView alloc] initWithFrame:CGRectMake(60*scaleX, 40*scaleY - 1, (320 - 60)*scaleY, 1)];
[self.contentView addSubview:_imageLine];
UIButton *btn1 = [UIButton initButtonWithFrame:CGRectMake(70*scaleX, 9*scaleY, 50*scaleX, 20*scaleY) Title:@"语音" Target:self Selector:@selector(btnAction:)];
btn1.tag = 100;
UIButton *btn2 = [UIButton initButtonWithFrame:CGRectMake(130*scaleX, 9*scaleY, 50*scaleX, 20*scaleY) Title:@"视频" Target:self Selector:@selector(btnAction:)];
btn2.tag = 200;
UIButton *btn3 = [UIButton initButtonWithFrame:CGRectMake(190*scaleX, 9*scaleY, 50*scaleX, 20*scaleY) Title:@"图片" Target:self Selector:@selector(btnAction:)];
btn3.tag = 300;
UIButton *btn4 = [UIButton initButtonWithFrame:CGRectMake(250*scaleX, 9*scaleY, 50*scaleX, 20*scaleY) Title:@"表情" Target:self Selector:@selector(btnAction:)];
btn4.tag = 400;
[self.contentView addSubview:btn1];
[self.contentView addSubview:btn2];
[self.contentView addSubview:btn3];
[self.contentView addSubview:btn4];
}
return self;
}
- (void)btnAction:(UIButton *)sender
{
switch (sender.tag) {
case 100:
{
NSLog(@"~~~~语音~~~~");
}
break;
case 200:
{
NSLog(@"~~~~视频~~~~");
}
break;
case 300:
{
NSLog(@"~~~~图片~~~~");
}
break;
case 400:
{
NSLog(@"~~~~表情~~~~");
}
break;
default:
break;
}
}
- (void)awakeFromNib {
// Initialization code
}
- (void)setSelected:(BOOL)selected animated:(BOOL)animated {
[super setSelected:selected animated:animated];
// Configure the view for the selected state
}
@end
#import <UIKit/UIKit.h> @interface UIButton (initializer) /** * 初始化button * * @param frame button的尺寸 * @param target button的目标对象 * @param selector 点击button所触发的方法 * @param image button的背景图片 * @param imagePressed button高亮时的图片 * * @return button */ + (UIButton *)initButtonWithFrame:(CGRect)frame Target:(id)target Selector:(SEL)selector Image:(NSString *)image ImagePressed:(NSString *)imagePressed; /** * 初始化button * * @param frame button的尺寸 * @param title button的标题 * @param target button的目标对象 * @param selector 点击button所触发的方法 * * @return button */ + (UIButton *)initButtonWithFrame:(CGRect)frame Title:(NSString *)title Target:(id)target Selector:(SEL)selector; @end
#import "UIButton+initializer.h"
@implementation UIButton (initializer)
+ (UIButton *)initButtonWithFrame:(CGRect)frame Target:(id)target Selector:(SEL)selector Image:(NSString *)image ImagePressed:(NSString *)imagePressed
{
UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
[button setFrame:frame];
UIImage *newImage = [UIImage imageNamed:image];
[button setBackgroundImage:newImage forState:0];
UIImage *newPressedImage = [UIImage imageNamed:imagePressed];
[button setBackgroundImage:newPressedImage forState:UIControlStateHighlighted];
[button addTarget:target action:selector forControlEvents:UIControlEventTouchUpInside];
return button;
}
+ (UIButton *)initButtonWithFrame:(CGRect)frame Title:(NSString *)title Target:(id)target Selector:(SEL)selector
{
UIButton *button = [UIButton buttonWithType:UIButtonTypeRoundedRect];
[button setFrame:frame];
[button setTitle:title forState:0];
[button addTarget:target action:selector forControlEvents:UIControlEventTouchUpInside];
return button;
}
@end
pch文件的代码：
#ifndef QQList_PrefixHeader_pch #define QQList_PrefixHeader_pch #define scaleX [UIScreen mainScreen].bounds.size.width/320.0 #define scaleY [UIScreen mainScreen].bounds.size.height/568.0 #endif
总结
以上就是在IOS展开三级列表效果示例的全部内容，希望本文的内容对大家IOS时能有所帮助。
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基本实现 一.项目结构和plist文件 二.实现代码 1.说明: 主控制器直接继承UITableViewController 复制代码 代码如下: // YYViewController.h // 02-QQ好友列表(基本数据的加载) // // Created by apple on 14-5-31. // Copyright (c) 2014年 itcase. All rights reserved. // #import <UIKit/UIKit.h> @interface YY
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讲解iOS开发中UITableView列表设计的基本要点
一.UITableView简单介绍 1.tableView是一个用户可以滚动的多行单列列表,在表视图中,每一行都是一个UITableViewCell对象,表视图有两种风格可选 复制代码 代码如下: typedef NS_ENUM(NSInteger, UITableViewStyle) { UITableViewStylePlain, // regular table view UITableViewStyleGrouped
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Android实现三级联动下拉框 下拉列表spinner的实例代码
主要实现办法:动态加载各级下拉值的适配器 在监听本级下拉框,当本级下拉框的选中值改变时,随之修改下级的适配器的绑定值 XML布局: 复制代码 代码如下: <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_w
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iOS实现列表与网格两种视图的相互切换
下图为京东商城的截图 很多人看到这个,第一眼想到的是用TableView和CollectionView来做切换,笔者刚开始也是认为这么做,后来发现还有一个非常的简单方法,就可以实现这个功能. 实现代码 1.首先创建一个CollectionView. - (UICollectionView *)collectionView { if (!_collectionView) { UICollectionViewFlowLayout *flowlayout = [[UICollectionViewFlo
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iOS功能实现之列表的横向刷新加载
库命名为PSRefresh,支持UIScrollView及所有UIScrollView的子类控件,UITableView(横向的tableVIew)及UICollectionView等皆可. 支持自定义文字,支持自定义gif图,可设置是否为最后一页. 本文一共提供了三种样式,分别是普通样式.gif加载样式(带有状态label).git加载样式(不带有状态label). Demo展示如下: 使用时导入 "UIScrollView+PSRefresh.h" 文件即可,文件中提供的属性及接口
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IOS展开三级列表效果示例
效果图如下: #import <UIKit/UIKit.h> @interface AppDelegate : UIResponder <UIApplicationDelegate> @property (strong, nonatomic) UIWindow *window; @end #import "AppDelegate.h" #import "RootViewController.h" @interface AppDelegate
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jQuery实现常见的隐藏与展示列表效果示例
本文实例讲述了jQuery实现常见的隐藏与展示列表效果.分享给大家供大家参考,具体如下: <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> <title>www.jb51.net jquery品牌
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小程序实现展开/收起的效果示例
前言:本章说下文字内容的展开与收起的实现,要实现这么一个效果:当收起的时候隐藏并显示省略号,当展开的时候显示全部文字. GitHub:https://github.com/Ewall1106/miniProgramDemo 先看下效果图: 小程序 - 展开/收起 1.结构样式 (1)首先我们定义一下html结构: <view class="container"> <view class="title"> <text class=&quo
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iOS添加购物车动画效果示例
一.计算动画开始结束点位置 方法: - (CGPoint)convertPoint:(CGPoint)point toView:(nullable UIView *)view; 1) 动画开始位置fromCenter 复制代码 代码如下: CGPoint fromCenter = [animationView convertPoint:CGPointMake(animationView.frame.size.width * 0.5f, animationView.frame.size.heig
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IOS购物车界面实现效果示例
购物软件不可避免有添加购物车的页面,那么购物车功能是怎么实现的呐?这里提供一种简单的思路,插入本地数据库. 先看效果 页面结构 本页面是由一个tableview和底部的底部的bottomView构成 底部的bottomView上有按钮,也可以添加其他属性,比如总价格,总重量等参数. 代码结构 思路 看到这样的需求,我想到的是插入本地数据库,每一条数据都有对应的id和其他的例如价格等的参数,根据id插入本地是一条可行的方法,为了避免刷新的时候选中的单元格和没选中的单元格的复用,我们需要对按钮做一点
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iOS中Cell的Section展开和收起的示例代码
整理文档,搜刮出一个iOS中Cell的Section展开和收起的示例代码,稍微整理精简一下做下分享. 首先,先上图,让大家看看效果 相信大家对于TableViewd数据的设置都熟悉,这方面就不多说的,重点的还是来看: 1.如何实现cell的Section的展开和收起的效果 - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath { [self.tableView des
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vue和react等项目中更简单的实现展开收起更多等效果示例
前言 本文题目中虽然写有vue和react,但是并非vue和react相关知识,而是最基本的html5和css3的一些知识,之所以写vue,是因为我最近项目中用到了类似效果,我用vue相关知识实现并不雅观,用html5和css3实现,则更加完美. 项目案例 项目中有如下效果: 好多展开收起,对于这个的实现,我一开始用了vue一些比较挫的dom操作,就是父元素toggleClass一个类名,进行子元素的显示和隐藏. 由于这个方法是通用方法,项目中好多地方使用,代码大概如下: toggleShow(
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使用mint-ui实现省市区三级联动效果的示例代码
引用插件:饿了么的mint-ui组件中的picker功能,具体API可参照官网说明:http://mint-ui.github.io/docs/#/zh-cn2/picker 背景:项目需要做一个省份-城市-地区的选择级联效果,我从gayhub上找了一下,决定使用mint-ui的组件,因为各个功能都很全而且设计跟我们的项目风格类似. 具体实现: 通过阅读官网的实例,大概就能知道这个组件的用法: 在vue中写入组件:<mt-picker :slots="slots" @change
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jquery+ajax实现省市区三级联动效果简单示例
本文实例讲述了jquery+ajax实现省市区三级联动效果.分享给大家供大家参考,具体如下: 一直想学习下Ajax,没时间,汗,这借口太牵强了.下了点教程在手机里,翻了好几遍了,没实战一次. 最近的项目里需要Ajax实现效果,就下了个jquery,然后找了个实例,学习了一下,幡然醒悟,NND,jquery果然强大的一塌糊涂,实现Ajax简直就是不费吹灰之力.下面把学习过程跟大家分享下,虽然还没有搞清楚jquery ajax的底层相关.不管了.我们不需要去发明轮子.呵呵. 先上代码,是一个省市区三