DetailsViewCell

#import <UIKit/UIKit.h>

@interface DetailsViewCell : UITableViewCell
{
    //灰色背景
    UIView *_lab_BgView;
    UILabel *_lab_Mask;
    //正常状态
    UILabel *_lab_Title;
    //伸开状态
    UILabel *_lab_Summary;

    
}
@property (retain,nonatomic)UILabel *lab_Title;
@property (retain,nonatomic)UILabel *lab_Summary,*lab_Mask;
-(CGFloat)heightForSummaryLabel;

@end

#import "DetailsViewCell.h"
#define CELLHEIGHT 50
@implementation DetailsViewCell
@synthesize lab_Summary=_lab_Summary;
@synthesize lab_Title=_lab_Title,lab_Mask=_lab_Mask;
//
- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier
{
    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
    if (self) {
        _lab_BgView=[[UIView alloc]initWithFrame:CGRectMake(0, 0, 50, 50)];
        [self insertSubview:_lab_BgView belowSubview:self.imageView];
        //
        _lab_Mask=[[UILabel alloc]init];
        [self insertSubview:_lab_Mask belowSubview:_lab_Mask];
        //title
        _lab_Title=[[UILabel alloc]init];
        [self.contentView addSubview:_lab_Title];
        //Summary
        _lab_Summary=[[UILabel alloc]init];
        _lab_Summary.numberOfLines=0;
        _lab_Summary.lineBreakMode=NSLineBreakByWordWrapping;
        _lab_Summary.textColor=[UIColor colorWithRed:78.0/256 green:78.0/256 blue:78.0/256 alpha:1.0];
        _lab_Summary.font=[UIFont fontWithName:@"Arial" size:12];
        [self.contentView addSubview:_lab_Summary];
    }
    return self;
}

- (void)setSelected:(BOOL)selected animated:(BOOL)animated
{
    [super setSelected:selected animated:animated];
    
    // Configure the view for the selected state
}

-(void)drawRect:(CGRect)rect
{
    [super drawRect:rect];
    _lab_BgView.backgroundColor=[UIColor colorWithRed:236.0/266 green:234.0/266.0 blue:227.0/256 alpha:1.0];
    _lab_BgView.alpha=0.3;
    
    _lab_Mask.backgroundColor=[UIColor colorWithRed:236.0/266 green:234.0/266.0 blue:227.0/256 alpha:1.0];
    _lab_Mask.alpha=0.3;
    //
    _lab_Title.backgroundColor=[UIColor clearColor];
    _lab_Summary.backgroundColor=[UIColor clearColor];
    
}
-(CGFloat)heightForSummaryLabel
{
    if (_lab_Summary.text !=nil )
    {
        CGSize sizeForFit=CGSizeMake(self.frame.size.width-CELLHEIGHT-40, 300);
        UIFont *fontForFit=[UIFont fontWithName:@"Arial" size:12];
        CGSize textSize=[_lab_Summary.text sizeWithFont:fontForFit constrainedToSize:sizeForFit lineBreakMode:NSLineBreakByWordWrapping];
        return textSize.height+10;
    }else{
        return 0;
    }
}
-(void)layoutSubviews
{
    [super layoutSubviews];
    //灰色背景
    [_lab_BgView setFrame:CGRectMake(10, 0, CELLHEIGHT, CELLHEIGHT)];
    //imageView center
    CGPoint p=CGPointMake(CELLHEIGHT/2.0, CELLHEIGHT/2.0-3);
    self.imageView.center=p;
    //详细页面左边的灰色
    [_lab_Mask setFrame:CGRectMake(10, CELLHEIGHT, CELLHEIGHT, self.frame.size.height-CELLHEIGHT)];
    //详细页面title内容
    [_lab_Title setFrame:CGRectMake(CELLHEIGHT+12, 0, self.frame.size.width-CELLHEIGHT-35, CELLHEIGHT)];
    //详细页面summary内容
    [_lab_Summary setFrame:CGRectMake(CELLHEIGHT+12, CELLHEIGHT-8, self.frame.size.width-CELLHEIGHT-35, [self heightForSummaryLabel])];
    //
    
}


@end