MyListViewController.m

//
//  MyListViewController.m
//  IWords
//
//  Created by yaonphy on 12-11-16.
//  Copyright (c) 2012年 yang. All rights reserved.
//

#import "MyListViewController.h"

@interface MyListViewController ()
//界面基本参数

- (void) setNavBar;
- (void) backAction;
- (void) addBasicView;

//左右滑动相关
- (void)initScrollView;
- (void)scrollViewDidScroll:(UIScrollView *)scrollView;
- (void)createAllEmptyPagesForScrollView;

//界面按钮事件
- (void) btnActionShow;
- (void) couponButtonAction;
- (void) groupbuyButtonAction;

@end

@implementation MyListViewController

@synthesize couponButton;
@synthesize groupbuyButton;
@synthesize slidLabel;
@synthesize nibScrollView;

- (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 initNavItem];
      [self setNavBar];
      
      [self addBasicView];
      
      [self initScrollView];

}

- (void)viewDidUnload
{
      [super viewDidUnload];
      // Release any retained subviews of the main view.
      // e.g. self.myOutlet = nil;
}

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
{
      return (interfaceOrientation == UIInterfaceOrientationPortrait);
}

- (void)dealloc {
      [couponButton release];
      [groupbuyButton release];
      [slidLabel release];
      [nibScrollView release];
      [super dealloc];
}

#pragma mark-
#pragma mark navigationController Methods

- (void) setNavBar
{
      //    self.navigationController.navigationBarHidden = NO;//显示nav，这里使用动画
      self.navigationItem.title = @"iWordsList";

      //设置Navigation Bar颜色

//      
//      UIButton *BackBtn = [[UIButton alloc] initWithFrame:CGRectMake(0.0, 164.0, 45, 45)];
//	[BackBtn setImage:[UIImage imageNamed:@"btn_back1.png"]  forState:UIControlStateNormal];
//	[BackBtn setImage:[UIImage imageNamed:@"btn_back2"] forState:UIControlStateHighlighted];
//	BackBtn.backgroundColor = [UIColor clearColor];
//	[BackBtn addTarget:self action:@selector(backAction) forControlEvents:UIControlEventTouchUpInside];
//	UIBarButtonItem *temporaryBarButtonItem = [[UIBarButtonItem alloc] initWithCustomView:BackBtn];
//	temporaryBarButtonItem.style = UIBarButtonItemStylePlain;
//	self.navigationItem.leftBarButtonItem = temporaryBarButtonItem;
//	[temporaryBarButtonItem release];
      
}

- (void) backAction
{
	[self.navigationController popViewControllerAnimated:YES];
}

- (void) addBasicView
{
      couponButton.showsTouchWhenHighlighted = YES;  //指定按钮被按下时发光
      [couponButton setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];//此时选中
      [couponButton addTarget:self action:@selector(couponButtonAction) forControlEvents:UIControlEventTouchUpInside];
      groupbuyButton.showsTouchWhenHighlighted = YES;  //指定按钮被按下时发光
      [groupbuyButton setTitleColor:[UIColor colorWithRed:(220/255.0) green:(220/255.0) blue:(220/255.0) alpha:1] forState:UIControlStateNormal];//此时未被选中
      [groupbuyButton addTarget:self action:@selector(groupbuyButtonAction) forControlEvents:UIControlEventTouchUpInside];
      
}

#pragma mark-
#pragma mark 界面按钮事件

- (void) btnActionShow
{
      if (currentPage == 0) {
            [self couponButtonAction];
      }
      else{
            [self groupbuyButtonAction];
      }
}

- (void) couponButtonAction
{
      [couponButton setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];//此时选中
      [groupbuyButton setTitleColor:[UIColor colorWithRed:(220/255.0) green:(220/255.0) blue:(220/255.0) alpha:1] forState:UIControlStateNormal];//此时未被选中
      
      [UIView beginAnimations:nil context:nil];//动画开始
      [UIView setAnimationDuration:0.3];
      
      slidLabel.frame = CGRectMake(0, 36, 160, 4);
      [nibScrollView setContentOffset:CGPointMake(320*0, 0)];//页面滑动
      
      [UIView commitAnimations];
}

- (void) groupbuyButtonAction
{
      [groupbuyButton setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];//此时选中
      [couponButton setTitleColor:[UIColor colorWithRed:(220/255.0) green:(220/255.0) blue:(220/255.0) alpha:1] forState:UIControlStateNormal];//此时未被选中
      
      [UIView beginAnimations:nil context:nil];//动画开始
      [UIView setAnimationDuration:0.3];
      
      slidLabel.frame = CGRectMake(159, 36, 161, 4);
      [nibScrollView setContentOffset:CGPointMake(320*1, 0)];
      
      [UIView commitAnimations];
}
//表视图委托
#pragma mark -
#pragma mark table view data source methods

//返回某个表视图有多少行数据
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
      if (tableView == couponTableView) {
            return couponArry.count;
      }
      else{
            return groupbuyArry.count;
      }
}

//表视图显示表视图项时调用：第一次显示（根据视图大小显示多少个视图项就调用多少次）以及拖动时调用
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
      
      static NSString *CellIdentifier = @"Cell";
      
      UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
      
      if (cell == nil) {
            cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault
                                           reuseIdentifier: CellIdentifier] autorelease];
      }else{
            //cell中本来就有一个subview，如果是重用cell，则把cell中自己添加的subview清除掉，避免出现重叠问题
            //         [[cell.subviews objectAtIndex:1] removeFromSuperview];
            for (UIView *subView in cell.contentView.subviews)
            {
                  [subView removeFromSuperview];
            }
      }
      
      if (tableView == couponTableView) {
            //进入优惠券列表
            cell.textLabel.text = [NSString stringWithFormat:@"%@", [couponArry objectAtIndex:indexPath.row]];
      }
      else{
            //进入团购列表
            cell.textLabel.text = [NSString stringWithFormat:@"%@", [groupbuyArry objectAtIndex:indexPath.row]];
      }
      
      return cell;
}

//数据源委托
#pragma mark -
#pragma mark table delegate methods

//在某行被选中前调用，返回nil表示该行不能被选中；另外也可返回重定向的indexPath，使选择某行时会跳到另一行
- (NSIndexPath *)tableView:(UITableView *)tableView willSelectRowAtIndexPath:(NSIndexPath *)indexPath{
      return indexPath;
}

//某行已经被选中时调用
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{
      
      [tableView deselectRowAtIndexPath:indexPath animated:YES];//在弹出警告后自动取消选中表视图单元
      
      if (tableView == couponTableView) {
            //进入优惠券详情 -- 估计需要再添加一个判断语句用来不请求列表操作
      }
      else{
            //进入团购详情 -- 估计需要再添加一个判断语句用来不请求列表操作
      }
      
}
//设置每行缩进级别
- (NSInteger) tableView:(UITableView *)tableView indentationLevelForRowAtIndexPath:(NSIndexPath *)indexPath
{
      return 0;
}

//设置行高度
- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
      return 80;
}

#pragma mark -
#pragma mark 左右滑动相关函数

- (void)initScrollView {
      
      //设置 tableScrollView
      // a page is the width of the scroll view
      nibScrollView.pagingEnabled = YES;
      nibScrollView.clipsToBounds = NO;
      nibScrollView.contentSize = CGSizeMake(nibScrollView.frame.size.width * 2, nibScrollView.frame.size.height);
      nibScrollView.showsHorizontalScrollIndicator = NO;
      nibScrollView.showsVerticalScrollIndicator = NO;
      nibScrollView.scrollsToTop = NO;
      nibScrollView.delegate = self;
      
      [nibScrollView setContentOffset:CGPointMake(0, 0)];
      
      //公用
      currentPage = 0;
      pageControl.numberOfPages = 2;
      pageControl.currentPage = 0;
      pageControl.backgroundColor = [UIColor whiteColor];
      [self createAllEmptyPagesForScrollView];
}

- (void)createAllEmptyPagesForScrollView {
      
      //设置 tableScrollView 内部数据
      couponTableView = [[UITableView alloc]init ];
      couponTableView.frame = CGRectMake(320*0, 0, 320, nibScrollView.frame.size.height);
      groupbuyTableView = [[UITableView alloc]init ];
      groupbuyTableView.frame = CGRectMake(320*1, 0, 320, nibScrollView.frame.size.height);
      
      //设置tableView委托并添加进视图
      couponTableView.delegate = self;
      couponTableView.dataSource = self;
      [nibScrollView addSubview: couponTableView];
      groupbuyTableView.delegate = self;
      groupbuyTableView.dataSource = self;
      [nibScrollView addSubview: groupbuyTableView];
      
      //设置 nibTableView 数据源数组 -- 仅仅用与测试
      couponArry = [[NSArray alloc]initWithObjects:@"coupon1",@"coupon2",@"coupon3", @"coupon4",nil ];
      groupbuyArry = [[NSArray alloc]initWithObjects:@"groupbuy1",@"groupbuy2",@"groupbuy3", nil ];
      
}

// At the end of scroll animation, reset the boolean used when scrolls originate from the UIPageControl
- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView {
      
      CGFloat pageWidth = self.nibScrollView.frame.size.width;
      int page = floor((self.nibScrollView.contentOffset.x - pageWidth / 2) / pageWidth) + 1;
      
      pageControl.currentPage = page;
      currentPage = page;
      pageControlUsed = NO;
      [self btnActionShow];
}

- (void)scrollViewDidScroll:(UIScrollView *)scrollView{
      //暂不处理 - 其实左右滑动还有包含开始等等操作，这里不做介绍
}

- (BOOL)touchesShouldBegin:(NSSet *)touches withEvent:(UIEvent *)event inContentView:(UIView *)view
{
      return YES;
}
- (BOOL)touchesShouldCancelInContentView:(UIView *)view
{
      return NO;
}

@end