- (void)viewDidLoad
{
[super viewDidLoad];
}
-(void)showPopoverFromItem
{
//1.新建一个内容控制器
YYMenuViewController *menuVc=[[YYMenuViewController alloc]init];
//2.新建一个popoverController，并设置其内容控制器
self.popover=[[UIPopoverController alloc]initWithContentViewController:menuVc];
//3.设置尺寸
// self.popover.popoverContentSize=CGSizeMake(300, 200);
//4.显示
[self.popover presentPopoverFromBarButtonItem:self.navigationItem.leftBarButtonItem permittedArrowDirections:UIPopoverArrowDirectionAny animated:YES];
//5.设置代理
self.popover.delegate=self;
}
-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
}
#pragma mark-代理方法
//popoverController消失的时候调用
-(void)popoverControllerDidDismissPopover:(UIPopoverController *)popoverController
{
}
//popoverController的位置改变的时候调用（如竖屏变横屏）
-(void)popoverController:(UIPopoverController *)popoverController willRepositionPopoverToRect:(inout CGRect *)rect inView:(inout UIView *__autoreleasing *)view
{
}
//用来决定用户点击了蒙版后，popoverController是否可以dismiss,返回YES代表可以，返回NO代表不可以
-(BOOL)popoverControllerShouldDismissPopover:(UIPopoverController *)popoverController
{
return NO;
}
- (IBAction)buttonClick:(UIButton *)sender {
//1.新建一个popoverController并设置其内容控制器
YYMenuViewController *menuVc=[[YYMenuViewController alloc]init];
self.popover=[[UIPopoverController alloc]initWithContentViewController:menuVc];
//2.显示
//2.1第一种方式
// [self.popover presentPopoverFromBarButtonItem:<#(UIBarButtonItem *)#> permittedArrowDirections:<#(UIPopoverArrowDirection)#> animated:<#(BOOL)#>];
//2.2第二种方式
[self.popover presentPopoverFromRect:sender.bounds inView:sender permittedArrowDirections:UIPopoverArrowDirectionAny animated:YES];
