zxing/iphone/Classes/OpenUrlAction.m

//
//  OpenUrlAction.m
//  ZXing
//
//  Created by Christian Brunschen on 28/05/2008.
/*
 * Copyright 2008 ZXing authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#import "OpenUrlAction.h"


@implementation OpenUrlAction

@synthesize URL;

- initWithURL:(NSURL *)url {
  if ((self = [super init]) != nil) {
    NSLog(@"initialising with URL with retain count %d", [url retainCount]);
    self.URL = url;
  }
  return self;
}

+ actionWithURL:(NSURL *)URL {
  return [[[self alloc] initWithURL:URL] autorelease];
}

- (NSString *)title {
  return [NSString stringWithFormat:@"Open %@", self.URL];
}

- (NSString *)alertTitle {
  return @"Open URL";
}

- (NSString *)alertMessage {
  return [NSString stringWithFormat:@"Open URL <%@>?", self.URL];
}

- (NSString *)alertButtonTitle {
  return @"Open";
}

- (void)performActionWithController:(UIViewController *)controller {
  UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:nil 
                                                      message:[self alertMessage] 
                                                     delegate:self 
                                            cancelButtonTitle:@"Cancel" 
                                            otherButtonTitles:[self alertButtonTitle], nil];
  [alertView show];
  [alertView release];
}

- (void)openURL {
  [[UIApplication sharedApplication] openURL:self.URL];
}

- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
  if (buttonIndex != [alertView cancelButtonIndex]) {
    // perform the action
    [self openURL];
  }
}

@end