关于UIMenuController的一个小示例

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// PLViewController.m

// MenuView

// Created by apple－zql on 13-4-18.

#import"PLViewController.h"

@interfacePLViewController ()

@end

@implementation PLViewController

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil

{

self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];

if (self) {

// Custom initialization

}

returnself;

}

- (void)viewDidLoad

{

[superviewDidLoad];

// Do any additional setup after loading the view.

UIButton *myBtn = [[UIButton alloc] init];

myBtn.frame = CGRectMake(100, 100, 100, 20);

[myBtnsetTitle:@"你好"forState:UIControlStateNormal];

myBtn.backgroundColor = [UIColorblackColor];

[myBtnaddTarget:selfaction:@selector(showMenu:)forControlEvents:UIControlEventTouchUpInside];

[self.view addSubview:myBtn];

[myBtn release];

}

- (void) showMenu:(id)sender

{

[selfbecomeFirstResponder];

UIMenuController *menu = [UIMenuControllersharedMenuController];

UIMenuItem *item1 = [[UIMenuItem alloc] initWithTitle:@"1111" action:@selector(click:)];

UIMenuItem *item2 = [[UIMenuItem alloc] initWithTitle:@"2222" action:@selector(click1:)];

menu.menuItems = [NSArray arrayWithObjects:item1,item2, nil];

[menusetTargetRect:CGRectMake(10,10,30,30)inView:self.view];

[menusetMenuVisible:YESanimated:YES];

}

- (BOOL)canPerformAction:(SEL)action withSender:(id)sender

{

if (action == @selector(click:)) {

return YES;//显示

}else if(action == @selector(click1:)){

return YES;

}

returnNO;//不显示

}

- (void) click1:(id)sender{

UIAlertView *alert = [[UIAlertViewalloc]initWithTitle:@"1111"message:@"1111"delegate:selfcancelButtonTitle:@"OK"otherButtonTitles:nil];

[alert show];

}

- (void) click:(id)sender{

UIAlertView *alert = [[UIAlertViewalloc]initWithTitle:@"2222"message:@"2222"delegate:selfcancelButtonTitle:@"OK"otherButtonTitles:nil];

[alert show];

}

- (BOOL)canBecomeFirstResponder{

returnYES;

}

- (void)didReceiveMemoryWarning

{

[superdidReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}

@end

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关于UIMenuController的一个小示例

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