长按事件--UILongPressGestureRecognizer

//
//  touchViewController.m
//  touch
//
//  Created by joe visen on 11-9-21.
//  Copyright 2011 mjrj.com. All rights reserved.
//

#import "touchViewController.h"

@implementation touchViewController

- (void)loadView{
    [super loadView];

    UILongPressGestureRecognizer *longPressGesture = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(showResetMenu:)];
    [self.view addGestureRecognizer:longPressGesture];
    [longPressGesture release];
   
   
    //[view release];
}

- (void)showResetMenu:(UILongPressGestureRecognizer *)gestureRecognizer
{
    if ([gestureRecognizer state] == UIGestureRecognizerStateBegan) {
        UIMenuController *menuController = [UIMenuController sharedMenuController];
        UIMenuItem *resetMenuItem = [[UIMenuItem alloc] initWithTitle:@"Reset" action:@selector(resetPiece:)];
        CGPoint location = [gestureRecognizer locationInView:[gestureRecognizer view]];
       
        [self becomeFirstResponder];
        [menuController setMenuItems:[NSArray arrayWithObject:resetMenuItem]];
        [menuController setTargetRect:CGRectMake(location.x, location.y, 0, 0) inView:[gestureRecognizer view]];
        [menuController setMenuVisible:YES animated:YES];
       
        //pieceForReset = [gestureRecognizer view];
       
        [resetMenuItem release];
    }
}

/*
// The designated initializer. Override to perform setup that is required before the view is loaded.
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        // Custom initialization
    }
    return self;
}
*/

/*
// Implement loadView to create a view hierarchy programmatically, without using a nib.
- (void)loadView {
}
*/


/*
// Implement viewDidLoad to do additional setup after loading the view, typically from a nib.
- (void)viewDidLoad {
    [super viewDidLoad];
}
*/


/*
// Override to allow orientations other than the default portrait orientation.
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
    // Return YES for supported orientations
    return (interfaceOrientation == UIInterfaceOrientationPortrait);
}
*/

- (void)didReceiveMemoryWarning {
    // Releases the view if it doesn't have a superview.
    [super didReceiveMemoryWarning];
   
    // Release any cached data, images, etc that aren't in use.
}

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


- (void)dealloc {
    [super dealloc];
}

@end

posted @ 2013-01-15 16:52  郑文亮  阅读(1836)  评论(0编辑  收藏  举报