- (void)viewDidLoad
{[super viewDidLoad];

NSMutableArray *mydata=[NSMutableArrayarray];

NSString *path=[[NSBundlemainBundle] pathForResource:@"Pad_menu_level"ofType:@"json"];

NSError * error=nil;

NSString *content=[NSStringstringWithContentsOfFile:path encoding:NSUTF8StringEncodingerror:&error];

if (error) {

NSLog(@"读取%@错误",path);

return;

}

NSArray *ContentArrary=[content JSONValue];

for (NSDictionary *dic in ContentArrary) {

InvoiceInfo *info=[InvoiceInfoInvoice:dic];

[mydata addObject:info];

}

CGFloat h=tpRec.size.height-KBottom;

CGRectDivide(tpRec, &imgRec, &tpRec, h, CGRectMinYEdge);

CGRect navRect=UIEdgeInsetsInsetRect(imgRec, UIEdgeInsetsMake(5, 5, 5, 5));

//二级导航

DIYTableView *NavSecond=[[DIYTableViewalloc] initWithFrame:navRect delegate:self];

[self.view addSubview: NavSecond];

NavSecond.aData=mydata;

[NavSecond release];

}//实现代理方法
-(void)DiyButtonClick:(DIYButton *) btn{NSLog(@"title-->%@",btn.titleLabel.text);
}

#import <Foundation/Foundation.h>@interface InvoiceInfo : NSObject
@property(nonatomic,copy)NSString *name;
@property(nonatomic,copy)NSString *imagUrl;
@property(nonatomic,copy)NSString *iPad_ctrls;+(id)Invoice:(NSDictionary *)info;
@end#import "InvoiceInfo.h"@implementation InvoiceInfo
+(id)Invoice:(NSDictionary *)info{InvoiceInfo *invoice=[[[InvoiceInfo alloc] init] autorelease];invoice.name=info[@"name"];invoice.imagUrl=info[@"iPad_image"];invoice.iPad_ctrls=info[@"iPad_ctrls"];return invoice;
}- (void)dealloc
{[_name release];[_imagUrl release];[_iPad_ctrls release];[super dealloc];
}@end

#import <UIKit/UIKit.h>
#define KFont 15@interface DIYButton : UIButton@property(nonatomic,copy)NSString *ctrlName;
@end#import "DIYButton.h"
#define KImageHeight 0.6
#define KPadding 0.1
#define KTitleHeight (1-KImageHeight-2*KPadding)@implementation DIYButton- (id)initWithFrame:(CGRect)frame
{self = [super initWithFrame:frame];if (self) {// Initialization code//设置文字
        [self setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];self.titleLabel.textAlignment=NSTextAlignmentCenter;self.titleLabel.font=[UIFont systemFontOfSize:KFont];//设置图片self.imageView.contentMode=UIViewContentModeScaleAspectFit;self.adjustsImageWhenHighlighted=NO;}return self;
}-(CGRect)titleRectForContentRect:(CGRect)contentRect{int width =contentRect.size.width;int height=contentRect.size.height;return CGRectMake(0, height*(KPadding+KImageHeight), width, height*KTitleHeight);
}-(CGRect )imageRectForContentRect:(CGRect)contentRect{int width =contentRect.size.width;int height=contentRect.size.height;return CGRectMake(0, height*KPadding, width, height*KImageHeight);}- (void)dealloc
{[_ctrlName release];[super dealloc];
}@en

#import <UIKit/UIKit.h>
#import "InvoiceInfo.h"
#import "DIYButton.h"
#define KCount 8
#define KHeight 100
#define KMinTag 10@protocol DIYButtonDelegate;@interface DIYCell : UITableViewCell
@property(nonatomic,retain)NSArray *data;
@property(nonatomic,assign)id<DIYButtonDelegate> diyDelegate;
- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier;@end@protocol DIYButtonDelegate <NSObject>-(void)DiyButtonClick:(DIYButton *) btn;@end#import "DIYCell.h"#define KPadding 25@implementation DIYCell- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier;
{self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];if (self) {for (int i=0; i<KCount; i++) {DIYButton *btn=[[DIYButton alloc] initWithFrame:CGRectZero];btn.tag=KMinTag+i;[self.contentView addSubview:btn];[btn addTarget:self action:@selector(click:) forControlEvents:UIControlEventTouchUpInside];}}return self;
}-(void)click:(DIYButton *)btn{if (self.diyDelegate &&[self.diyDelegate respondsToSelector:@selector(DiyButtonClick:)]) {[self.diyDelegate DiyButtonClick:btn];}
}-(void)setData:(NSArray *)data{if (_data!=data) {[_data release];_data=[data retain];int count =self.data.count;for (int i=0; i<KCount; i++) {DIYButton *btn=(DIYButton *)[self.contentView viewWithTag:(i+KMinTag)];if (i<count) {btn.hidden=NO;InvoiceInfo *sp=data[i];[btn setTitle:sp.name forState:UIControlStateNormal];[btn setImage:[UIImage imageNamed:sp.imagUrl] forState:UIControlStateNormal];btn.ctrlName=sp.iPad_ctrls;}else{btn.hidden=YES;}}}
}-(void)layoutSubviews{[super layoutSubviews];int  width=self.contentView.bounds.size.width/KCount;CGFloat height=self.contentView.bounds.size.height;//button事件宽度CGFloat btnWidth=width-KPadding;CGFloat btnheight=height-KPadding;CGFloat centWidth=width*0.5f;for (UIView *child in self.contentView.subviews) {if ([child isKindOfClass:[UIButton class]]) {int tag=child.tag-KMinTag;if (tag>=0 &&tag<KCount) {child.bounds=CGRectMake(0, 0, btnWidth, btnheight);child.center=CGPointMake(tag*width+ centWidth, height*0.5f);//这一步很关键， 先平分cell的宽度，让后button在剧中}}}
}@end

#import <UIKit/UIKit.h>
#import "DIYCell.h"@interface DIYTableView : UIView<UITableViewDataSource,UITableViewDelegate>
@property(nonatomic,readonly)UITableView *tableview;
@property(nonatomic,retain)NSMutableArray *aData;
@property(nonatomic,assign)id tableDelegate;
- (id)initWithFrame:(CGRect)frame delegate:(id)adelegate;
@end#import "DIYTableView.h"
#import "DIYCell.h"@implementation DIYTableView- (id)initWithFrame:(CGRect)frame delegate:(id)adelegate;
{self = [super initWithFrame:frame];if (self) {_tableview=[[UITableView alloc] initWithFrame:self.bounds style:UITableViewStylePlain];[self addSubview:_tableview];_tableview.separatorStyle=UITableViewCellSeparatorStyleNone;_tableview.backgroundColor=[UIColor clearColor];_tableview.delegate=self;_tableview.dataSource=self;self.tableDelegate=adelegate;[_tableview release];}return self;
}#pragma mark -tableview data source
-(NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{return 1;
}-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{int count=self.aData.count/KCount;if (!self.aData.count%KCount==0) {count++;}return count;
}-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{static NSString *cellIdentiry=@"DIYTableView";DIYCell *cell=[tableView dequeueReusableCellWithIdentifier:cellIdentiry];if (cell==nil) {cell=[[[DIYCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:cellIdentiry] autorelease];}cell.diyDelegate=self.tableDelegate;// 设置cell的背景色UIView *bg = [[[UIView alloc] init] autorelease];bg.backgroundColor=[UIColor whiteColor];cell.backgroundView = bg;// 选中的背景UIView *selectdBg = [[[UIView alloc] init] autorelease];selectdBg.backgroundColor = [UIColor whiteColor];cell.selectedBackgroundView = selectdBg;//起始数据int location=indexPath.row*KCount;int length=KCount;if (location+length>self.aData.count) {length=self.aData.count-location;}NSArray *temparr=[self.aData subarrayWithRange:NSMakeRange(location, length)];cell.data=temparr;return cell;
}#pragma mark -tableview delegate
-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{return 100;
}@end

   NSMutableArray *mydata=[NSMutableArray array];NSString *path=[[NSBundle mainBundle] pathForResource:@"Pad_menu_level" ofType:@"json"];NSError * error=nil;NSString *content=[NSString stringWithContentsOfFile:path encoding:NSUTF8StringEncoding error:&error];if (error) {NSLog(@"读取%@错误",path);return;}NSArray *ContentArrary=[content JSONValue];for (NSDictionary *dic in ContentArrary) {InvoiceInfo *info=[InvoiceInfo Invoice:dic];[mydata addObject:info];}CGFloat h=tpRec.size.height-KBottom;CGRectDivide(tpRec, &imgRec, &tpRec, h, CGRectMinYEdge);CGRect navRect=UIEdgeInsetsInsetRect(imgRec, UIEdgeInsetsMake(5, 5, 5, 5));//二级导航DIYTableView *NavSecond=[[DIYTableView alloc] initWithFrame:navRect delegate:self];[self.view addSubview: NavSecond];NavSecond.aData=mydata;[NavSecond release];