- (void)viewDidLoad {
[super viewDidLoad];
tableview = [[UITableView alloc]initWithFrame:CGRectMake(0, 0,self.view.bounds.size.width,self.view.bounds.size.height)style:UITableViewStyleGrouped];
// UITableViewStylePlain,
// UITableViewStyleGrouped
tableview.delegate =self;//不要忘写了这两句话哟调用delegate*/
tableview.dataSource=self;
/*改变 UITableViewStyleGrouped 样式的 背景色 */
tableview.backgroundView = [[UIView alloc]init];
tableview.backgroundColor = [UIColor clearColor];
[self.view addSubview:tableview];
NSMutableArray *arrayValue = [[NSMutableArray alloc]init];
NSMutableArray *arrayImageValue = [[NSMutableArray alloc]init];
NSMutableArray *arrayImageValue2 = [[NSMutableArray alloc]init];
for (int i = 1; i<= 5; i++)
{
NSString *value = [NSString stringWithFormat:@"%d",i];
NSString *imageName = [NSString stringWithFormat:@"image%@.png",value];
UIImage *image = [UIImage imageNamed:imageName];
// NSLog(@"imageName == %@",imageName);
[arrayValue addObject:value];
[arrayImageValue addObject:image];
}
for (int i = 6;i<=10; i++ )
{
NSString *value = [NSString stringWithFormat:@"%d",i];
NSString *imageName = [NSString stringWithFormat:@"image%@.png",value];
UIImage *image = [UIImage imageNamed:imageName];
[arrayImageValue2 addObject:image];
}
array1 = arrayValue;
arrayImage = arrayImageValue;
arrayImage1 =arrayImageValue2;
/*
//添加一个BarButton用来控制cell的移动
UIBarButtonItem *moveButton = [[UIBarButtonItem alloc]
initWithTitle:@"移动"
style:UIBarButtonItemStylePlain
target:self
action:@selector(toggleMove)];
self.navigationItem.rightBarButtonItem = moveButton;
//默认设置cell不可编辑
[tableview setEditing:tableview.editing=NO];
*/
}
/**
*explain:事件响应toggleMove
*/
//-(void)toggleMove
//{
// //设置cell编辑模式取反
// [tableview setEditing:!tableview.editing];
//
// //初始话时默认不可编辑 点击事件的时候取反 为真!可编辑
//
// if (self.tableview.editing)
// {
// [self.navigationItem.rightBarButtonItem setTitle:@"完成"];
// }else
// {
// [self.navigationItem.rightBarButtonItem setTitle:@"移动"];
// }
//
//}
/**
*explain:设置cell是否可以移动(滑动)
*/
//- (BOOL)tableView:(UITableView *)tableView
//canMoveRowAtIndexPath:(NSIndexPath *)indexPath
//{
// return YES; //可以移动
//}
///**
// *explain:设置cell的插入和删除位置
// */
//- (void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)fromIndexPath toIndexPath:(NSIndexPath *)toIndexPath {
// NSUInteger fromRow = [fromIndexPath row]; //要移动的那个cell integer
// NSUInteger toRow = [toIndexPath row]; //要移动位置的那个clell integer
// //arrayValue 添加数据的那个可变数组
// id object = [_arrayValue objectAtIndex:fromRow]; // 获取数据
// [_arrayValue removeObjectAtIndex:fromRow]; //在当前位置删除
// [_arrayValue insertObject:object atIndex:toRow]; //插入的位置
//
//}
/**
*explain:设置编辑样式:editingStyle(三种)
typedef NS_ENUM(NSInteger, UITableViewCellEditingStyle) {
UITableViewCellEditingStyleNone, 只有移动
UITableViewCellEditingStyleDelete,滑动显示删除
UITableViewCellEditingStyleInsert,编辑模式和滑动
*/
-(UITableViewCellEditingStyle)tableView:(UITableView *)tableView editingStyleForRowAtIndexPath:(NSIndexPath *)indexPath
{
return UITableViewCellEditingStyleDelete; //滑动出现删除操作,出现的红色按钮(删除这个方法默认是这个模式)
}
/*改变删除按钮的title*/
-(NSString *)tableView:(UITableView *)tableView titleForDeleteConfirmationButtonForRowAtIndexPath:(NSIndexPath *)indexPath
{
return @"删除"; //默认返回“delete”,这里我们改为中文
}
/*删除cell用到的函数*/
-(void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath
{
if (editingStyle == UITableViewCellEditingStyleDelete)
{
[_arrayValue removeObjectAtIndex:[indexPath row]]; //删除数组里的数据
//删除对应数据的cell,[这里没有做更新数据的操作]
[tableview deleteRowsAtIndexPaths:[NSMutableArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationAutomatic];
}
}
/* 这个函数是显示tableview的章节数*/
-(NSInteger)numberOfSectionsInTableView:(UITableView*)tableView
{
return 2;
}
/* 这个函数是指定显示多少cells*/
-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
return [array1 count];//这个是指定加载数据的多少即显示多少个cell,如过这个地方弄错了会崩溃的哟
}
-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
//定义个静态字符串为了防止与其他类的tableivew重复
static NSString *CellIdentifier =@"Cell";
//定义cell的复用性当处理大量数据时减少内存开销
UITableViewCell *cell = [tableview dequeueReusableCellWithIdentifier:CellIdentifier];
if (cell ==nil)
{
// cell = [[UITableViewCell alloc]initWithStyle UITableViewCellStyleDefault reuseIdentifier:CellIdentifier];
cell=[[UITableViewCell alloc]initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier];
cell.showsReorderControl =YES; //我们添加一个重新排序控件
if (indexPath.section == 0)
{
cell.imageView.image = [arrayImage objectAtIndex:[indexPath row]];
}
else
{
cell.imageView.image = [arrayImage1 objectAtIndex:[indexPath row]];
}
/*去掉方框 ,或者把view 换成imageview */
UIView *backView = [[UIView alloc]init];
[cell setBackgroundView:backView];
cell.backgroundColor = [UIColor clearColor];
cell.detailTextLabel.text = [array1 objectAtIndex:[indexPath row]];
cell.textLabel.text = [array1 objectAtIndex:[indexPath row]];
}
// 设置字体大小
cell.textLabel.font = [UIFont systemFontOfSize:15];
/* 问题三 如何改变字体的颜色?
解决方案:
设置字体颜色*/
cell.textLabel.textColor = [UIColor redColor];
/* 问题三 如何改变字体的靠左对齐还是右还是中?
解决方案:
设置字体对齐方式*/
cell.textLabel.textAlignment = NSTextAlignmentCenter;
//设置文字的label的坐标
cell.textLabel.frame = cell.frame;
//设置tag值
// cell.textLabel.tag =20;
/* //cell的样式1:右侧添加箭头,表示点击cell 可以pus 到下个viewcontrol
cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
*/
//cell的样式2:右侧添加箭头,和一个info按钮,系统自己定义的button
// 该样式会调用accessoryButtonTappedForRowWithIndexPath方法
cell.accessoryType = UITableViewCellAccessoryDetailDisclosureButton;
/*
//cell的样式3:这个是选择数据时候 告诉我们选择了哪一行,会调用didSelectRowAtIndexPath方法
cell.accessoryType = UITableViewCellAccessoryCheckmark;
NSUInteger row = [indexPath row];
NSUInteger oldRow = [lastpath row];
//如何点击当前的cell 最右边就会出现一个对号 ,在点击其他的cell 对号显示当前,上一个小时
cell.accessoryType = (row==oldRow &&lastpath != nil)?UITableViewCellAccessoryCheckmark:UITableViewCellAccessoryNone;
*/
/*
//cell的样式4:自定义右侧的butten
mybutton = [UIButton buttonWithType:UIButtonTypeRoundedRect];
mybutton.frame = CGRectMake(0, 0, 100, 25);
[mybutton setTitle:@"myButton" forState:UIControlStateNormal];
[mybutton setBackgroundImage:[UIImage imageNamed:@"message"] forState:UIControlStateNormal];
[mybutton addTarget:self action:@selector(myBtnClick:event:) forControlEvents:UIControlEventTouchUpInside];
cell.accessoryView = mybutton;
*/
return cell;
}
/**
*explain:myBtnClick
*/
-(void)myBtnClick:(id)sender event:(id)event
{
NSSet *touches = [event allTouches]; // 把触摸的事件放到集合里
UITouch *touch = [touches anyObject]; //把事件放到触摸的对象了
CGPoint currentTouchPosition = [touch locationInView:self.tableview]; //把触发的这个点转成二位坐标
NSIndexPath *indexPath = [self.tableview indexPathForRowAtPoint:currentTouchPosition]; //匹配坐标点
if(indexPath !=nil)
{
[self tableView:self.tableview accessoryButtonTappedForRowWithIndexPath:indexPath];
}
}
/**
*explain:添加响应事件
*/
-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
/* //这个表示点击选中的那个cell上的数据会弹出警告框
NSString *titileString = [array objectAtIndex:[indexPath row]];
//
UIAlertView *alert = [[UIAlertView alloc]initWithTitle:@"提示"message:titileString delegate:self cancelButtonTitle:@"OK"otherButtonTitles:nil];
[alert show];
*/
//点击选中的那个cell会给该行cell打勾
NSInteger newRow = [indexPath row];
NSInteger oldRow = (lastpath != nil) ? [lastpath row] : -1;
if (newRow != oldRow) {
UITableViewCell *newCell = [tableView cellForRowAtIndexPath:
indexPath];
newCell.accessoryType = UITableViewCellAccessoryCheckmark;
UITableViewCell *oldCell = [tableView cellForRowAtIndexPath:
lastpath];
oldCell.accessoryType = UITableViewCellAccessoryNone;
lastpath = indexPath;
}
// 取消选择(打勾)状态
[tableView deselectRowAtIndexPath:indexPath animated:YES];
}
/**
*explain:当cell.accessoryType = UITableViewCellAccessoryDetailDisclosureButton;时调用
*/
-(void)tableView:(UITableView *)tableView accessoryButtonTappedForRowWithIndexPath:(NSIndexPath *)indexPath
{
NSString *titileString = [NSString stringWithFormat:@"你点击了按钮%@",[array1 objectAtIndex:[indexPath row]]];
UIAlertView *alert = [[ UIAlertView alloc]initWithTitle:@"提示" message:titileString delegate:self cancelButtonTitle:@"OK"otherButtonTitles: nil];
[alert show];
}
/*设置标题头的宽度*/
-(CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section
{
return 20;
}
/*设置标题尾的宽度*/
-(CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section
{
return 20;
}
/*设置标题头的名称*/
- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section
{
if (section == 0) {
return @"我是头一";
}
else{
UILabel *label2=[[UILabel alloc]initWithFrame:CGRectMake(0, 0, 320, 60)];
label2.text=@"我是程序员";
label2.backgroundColor =[UIColor blueColor];
return label2.text;
}
}
/*设置标题脚的名称*/
-(NSString *)tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section
{
if (section == 0)
{
return @"我是脚一";
}
else
{
UIButton *button = [UIButton buttonWithType:UIButtonTypeRoundedRect];
[button setTitle:@"我是button 2" forState:UIControlStateNormal ];
return button.titleLabel.text;
}
}
/*设置cell 的宽度 */
-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
return 50;
}
/**
*explain:我想把第一个cell显示的数据 向后缩进10个像素其他的cell不变怎么办呢
*/
-(NSInteger)tableView:(UITableView *)tableView indentationLevelForRowAtIndexPath:(NSIndexPath *)indexPath
{
//让第一行缩进10个像素,其他的cell不变
if (indexPath.row ==0) {
return 10;
}
return 0;
}
/**
*explain: 屏蔽指定的cell 的触发事件(对自定义按钮无效,针对系统自带),会用到这个函数
*/
-(NSIndexPath *)tableView:(UITableView *)tableView willSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
//我让第一个cell 点击的时候没有反应
if (indexPath.row ==0) {
return nil;
}
return indexPath;
}
/**
*explain:允许Menu菜单(给 tableview 加个长按快捷菜单)
*/
-(BOOL)tableView:(UITableView *)tableView shouldShowMenuForRowAtIndexPath:(NSIndexPath *)indexPath
{
return YES;
}
//每个cell都可以点击出现Menu菜单
-(BOOL)tableView:(UITableView *)tableView canPerformAction:(SEL)action forRowAtIndexPath:(NSIndexPath *)indexPath withSender:(id)sender
{
//1只显示 copy,不显示其他
/* if (action == @selector(cut)){
return NO;
} else if(action == @selector(copy:)){
return YES;
}
else if(action == @selector(paste:)){
return NO;
}
else if(action == @selector(select:)){
return NO;
}
else if(action == @selector(selectAll:)){
return NO;
} else {
return [super canPerformAction:action withSender:sender];
}
*/
// 2直接返回yes,表示全部显示
return YES;
}
-(void)tableView:(UITableView *)tableView performAction:(SEL)action forRowAtIndexPath:(NSIndexPath *)indexPath withSender:(id)sender
{
if (action ==@selector(copy:)) {
//复制到剪切板
NSString *str=[array1 objectAtIndex:[indexPath row]];
[[UIPasteboard generalPasteboard] setPersistent:YES];
[[UIPasteboard generalPasteboard] setValue:str forPasteboardType:[UIPasteboardTypeListString objectAtIndex:0]];
}
if (action ==@selector(cut:)) {
//复制到剪切板
NSString *str=[array1 objectAtIndex:[indexPath row]];
[[UIPasteboard generalPasteboard] setPersistent:YES];
[[UIPasteboard generalPasteboard] setValue:str forPasteboardType:[UIPasteboardTypeListString objectAtIndex:0]];
//剪切完成以后清空
[_arrayValue replaceObjectAtIndex:indexPath.row withObject:@""];
//刷新cell
[tableView reloadRowsAtIndexPaths:[NSArray arrayWithObject:indexPath]withRowAnimation:UITableViewRowAnimationNone];
}
if (action ==@selector(paste:)) {
NSString *copystr=[array1 objectAtIndex:[indexPath row]];
NSString *pasteString = [UIPasteboard generalPasteboard].string;
NSLog(@"pasteString:%@",pasteString);
NSString *tmpString = [NSString stringWithFormat:@"%@%@",copystr,pasteString];
NSLog(@"tmpString:%@",tmpString);
#warning <#message#>
[_arrayValue replaceObjectAtIndex:[indexPath row] withObject:tmpString];
// [array se]
[tableView reloadRowsAtIndexPaths:[NSArray arrayWithObject:indexPath]withRowAnimation:UITableViewRowAnimationNone];
}
}
/**
*explain:给 tableview 添加索引
*/
-(NSArray *)sectionIndexTitlesForTableView:(UITableView *)tableView
{
return array1;
}