【代碼筆記】iOS-cell自動變化大小，代碼筆記ios-cell

【代碼筆記】iOS-cell自動變化大小，代碼筆記ios-cell

一，。

二，工程圖。

三，代碼。

RootViewController.h

#import <UIKit/UIKit.h>@interface RootViewController : UIViewController<UITableViewDataSource,UITableViewDelegate>{    UITableView* myTableView;    NSDictionary *dataDic;}@property (nonatomic , retain)NSArray* titleArray;@property (nonatomic , retain)NSArray* contentArray;@end

 

RootViewController.m

#import "RootViewController.h"#import "RTLabel.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.            self.title=@"RTLabel";        [self initContentView];    }- (void)initContentView{    //初始化標題    self.titleArray = [NSArray arrayWithObjects:                       @"姓名:",                       @"年績:",                       @"家鄉:",                       @"介紹:",                       nil];        self.contentArray = [NSArray arrayWithObjects:                         @"李華",                         @"23",                         @"河北",                         @"我叫李華，今年23，來自河北，希望大家多多歡迎，喜歡電腦，來自河北的一個學校.111111111111111111111111111",nil];        //添加列表    myTableView = [[UITableView alloc] initWithFrame:CGRectMake(0, 0, 320, self.view.bounds.size.height) style:UITableViewStylePlain];    [myTableView setDelegate:self];    [myTableView setDataSource:self];    [myTableView setBackgroundColor:[UIColor clearColor]];    [self.view addSubview:myTableView];}#pragma mark - tableview delegate and dataSoucre- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{    static NSString* identifier = @"cell";        UITableViewCell* cell = [tableView dequeueReusableCellWithIdentifier:identifier];    if (cell == nil) {        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:identifier];        [cell setSelectionStyle:UITableViewCellSelectionStyleNone];                [cell setBackgroundColor:[UIColor clearColor]];                //cell白色背景        UIImage* bcImg = [UIImage imageNamed:@"label"];        UIImageView* bcImgV = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, CGRectGetWidth(cell.frame), CGRectGetHeight(cell.contentView.frame))];        [bcImgV setImage:bcImg];        [cell.contentView addSubview:bcImgV];                //cell中的內容        RTLabel* nameLabel = [[RTLabel alloc] initWithFrame:CGRectMake( 10, 15, 300 , 15)];        [nameLabel setText:[NSString stringWithFormat:@"<font face='Helvetica' size=14 color=orange> %@ </font> <font face=AmericanTypewriter size=14 color=gray> %@ </font> ",[self.titleArray objectAtIndex:indexPath.row],[self.contentArray objectAtIndex:indexPath.row]]];        CGSize optimumSize = [nameLabel optimumSize];        [nameLabel setFrame:CGRectMake( 10, 15, 300 , optimumSize.height)];        [nameLabel setBackgroundColor:[UIColor clearColor]];        [cell.contentView addSubview:nameLabel];                [bcImgV setFrame:CGRectMake(0, 0, 320, 30 + optimumSize.height)];    }    return cell;}- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{    ;}- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{    RTLabel *label = [[RTLabel alloc] initWithFrame:CGRectMake(10,10,300,100)];    //[label setFont:[UIFont fontWithName:@"HelveticaNeue-CondensedBold" size:20]];    [label setParagraphReplacement:@""];    [label setText:[NSString stringWithFormat:@"<font face='Helvetica' size=14 color=orange> %@ </font> <font face=AmericanTypewriter size=14 color=gray> %@ </font> ",[self.titleArray objectAtIndex:indexPath.row],[self.contentArray objectAtIndex:indexPath.row]]];    CGSize optimumSize = [label optimumSize];        return 30 + optimumSize.height;}- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{    return 1;}- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{    return self.titleArray.count;}- (void)didReceiveMemoryWarning{    [super didReceiveMemoryWarning];    // Dispose of any resources that can be recreated.}@end