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 @ 2011-09-21 23:52  威尚  阅读(4154)  评论(0编辑  收藏  举报