├── PasscodeSample ├── PasscodeSample │ ├── en.lproj │ │ ├── InfoPlist.strings │ │ ├── MainWindow.xib │ │ └── RootViewController.xib │ ├── PasscodeSample-Prefix.pch │ ├── main.m │ ├── RootViewController.h │ ├── PasscodeSampleAppDelegate.h │ ├── PasscodeSample-Info.plist │ ├── RootViewController.m │ └── PasscodeSampleAppDelegate.m └── PasscodeSample.xcodeproj │ ├── project.xcworkspace │ └── contents.xcworkspacedata │ └── project.pbxproj ├── README.mdown ├── KVPasscodeViewController.h ├── KVPasscodeViewController.m └── KVPasscodeViewController.xib /PasscodeSample/PasscodeSample/en.lproj/InfoPlist.strings: -------------------------------------------------------------------------------- 1 | /* Localized versions of Info.plist keys */ 2 | 3 | -------------------------------------------------------------------------------- /PasscodeSample/PasscodeSample.xcodeproj/project.xcworkspace/contents.xcworkspacedata: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /PasscodeSample/PasscodeSample/PasscodeSample-Prefix.pch: -------------------------------------------------------------------------------- 1 | // 2 | // Prefix header for all source files of the 'PasscodeSample' target in the 'PasscodeSample' project 3 | // 4 | 5 | #import 6 | 7 | #ifndef __IPHONE_3_0 8 | #warning "This project uses features only available in iPhone SDK 3.0 and later." 9 | #endif 10 | 11 | #ifdef __OBJC__ 12 | #import 13 | #import 14 | #endif 15 | -------------------------------------------------------------------------------- /PasscodeSample/PasscodeSample/main.m: -------------------------------------------------------------------------------- 1 | // 2 | // main.m 3 | // PasscodeSample 4 | // 5 | // Created by Johan Kool on 3/17/11. 6 | // Copyright 2011 Koolistov. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | int main(int argc, char *argv[]) 12 | { 13 | NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; 14 | int retVal = UIApplicationMain(argc, argv, nil, nil); 15 | [pool release]; 16 | return retVal; 17 | } 18 | -------------------------------------------------------------------------------- /PasscodeSample/PasscodeSample/RootViewController.h: -------------------------------------------------------------------------------- 1 | // 2 | // RootViewController.h 3 | // PasscodeSample 4 | // 5 | // Created by Johan Kool on 3/17/11. 6 | // Copyright 2011 Koolistov. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | #import "KVPasscodeViewController.h" 12 | 13 | @interface RootViewController : UIViewController { 14 | 15 | } 16 | 17 | - (IBAction)showPasscode:(id)sender; 18 | 19 | @end 20 | -------------------------------------------------------------------------------- /PasscodeSample/PasscodeSample/PasscodeSampleAppDelegate.h: -------------------------------------------------------------------------------- 1 | // 2 | // PasscodeSampleAppDelegate.h 3 | // PasscodeSample 4 | // 5 | // Created by Johan Kool on 3/17/11. 6 | // Copyright 2011 Koolistov. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface PasscodeSampleAppDelegate : NSObject { 12 | 13 | } 14 | 15 | @property (nonatomic, retain) IBOutlet UIWindow *window; 16 | 17 | @property (nonatomic, retain) IBOutlet UINavigationController *navigationController; 18 | 19 | @end 20 | -------------------------------------------------------------------------------- /PasscodeSample/PasscodeSample/PasscodeSample-Info.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | en 7 | CFBundleDisplayName 8 | ${PRODUCT_NAME} 9 | CFBundleExecutable 10 | ${EXECUTABLE_NAME} 11 | CFBundleIconFile 12 | 13 | CFBundleIdentifier 14 | com.koolistov.${PRODUCT_NAME:rfc1034identifier} 15 | CFBundleInfoDictionaryVersion 16 | 6.0 17 | CFBundleName 18 | ${PRODUCT_NAME} 19 | CFBundlePackageType 20 | APPL 21 | CFBundleShortVersionString 22 | 1.0 23 | CFBundleSignature 24 | ???? 25 | CFBundleVersion 26 | 1.0 27 | LSRequiresIPhoneOS 28 | 29 | NSMainNibFile 30 | MainWindow 31 | UISupportedInterfaceOrientations 32 | 33 | UIInterfaceOrientationPortrait 34 | UIInterfaceOrientationLandscapeLeft 35 | UIInterfaceOrientationLandscapeRight 36 | 37 | 38 | 39 | -------------------------------------------------------------------------------- /PasscodeSample/PasscodeSample/RootViewController.m: -------------------------------------------------------------------------------- 1 | // 2 | // RootViewController.m 3 | // PasscodeSample 4 | // 5 | // Created by Johan Kool on 3/17/11. 6 | // Copyright 2011 Koolistov. All rights reserved. 7 | // 8 | 9 | #import "RootViewController.h" 10 | 11 | @implementation RootViewController 12 | 13 | - (IBAction)showPasscode:(id)sender { 14 | KVPasscodeViewController *passcodeController = [[KVPasscodeViewController alloc] init]; 15 | passcodeController.delegate = self; 16 | UINavigationController *passcodeNavigationController = [[UINavigationController alloc] initWithRootViewController:passcodeController]; 17 | [self.navigationController presentModalViewController:passcodeNavigationController animated:YES]; 18 | [passcodeNavigationController release]; 19 | [passcodeController release]; 20 | } 21 | 22 | #pragma mark - KVPasscodeViewControllerDelegate 23 | - (void)passcodeController:(KVPasscodeViewController *)controller passcodeEntered:(NSString *)passCode { 24 | if ([passCode isEqualToString:@"1234"]) { 25 | [controller dismissModalViewControllerAnimated:YES]; 26 | } else if ([passCode isEqualToString:@"0000"]) { 27 | controller.instructionLabel.text = NSLocalizedString(@"Please confirm passcode.", @""); 28 | [controller resetWithAnimation:KVPasscodeAnimationStyleConfirm]; 29 | } else { 30 | controller.instructionLabel.text = [NSString stringWithFormat:NSLocalizedString(@"You entered: '%@'. Try '1234' or '0000'.", @""), passCode]; 31 | [controller resetWithAnimation:KVPasscodeAnimationStyleInvalid]; 32 | } 33 | } 34 | 35 | #pragma mark - 36 | - (void)didReceiveMemoryWarning 37 | { 38 | // Releases the view if it doesn't have a superview. 39 | [super didReceiveMemoryWarning]; 40 | 41 | // Relinquish ownership any cached data, images, etc that aren't in use. 42 | } 43 | 44 | - (void)viewDidUnload 45 | { 46 | [super viewDidUnload]; 47 | 48 | // Relinquish ownership of anything that can be recreated in viewDidLoad or on demand. 49 | // For example: self.myOutlet = nil; 50 | } 51 | 52 | - (void)dealloc 53 | { 54 | [super dealloc]; 55 | } 56 | 57 | @end 58 | -------------------------------------------------------------------------------- /README.mdown: -------------------------------------------------------------------------------- 1 | PASSCODE VIEW CONTROLLER 2 | ======================== 3 | 4 | A view controller that lets you enter 4 digit pass codes. It supports animations for invalid entries and to confirm entries. 5 | 6 | USAGE 7 | ----- 8 | Your app needs to link against the QuartzCore framework and the AudioToolbox framework. 9 | 10 | SAMPLE 11 | ------ 12 | A straightforward sample application is included. 13 | 14 | LICENSE 15 | ------- 16 | Copyright 2011 Koolistov. All rights reserved. 17 | 18 | Redistribution and use in source and binary forms, with or without modification, are 19 | permitted provided that the following conditions are met: 20 | 21 | * Redistributions of source code must retain the above copyright notice, this list of 22 | conditions and the following disclaimer. 23 | * Redistributions in binary form must reproduce the above copyright notice, this list 24 | of conditions and the following disclaimer in the documentation and/or other materials 25 | provided with the distribution. 26 | * Neither the name of KOOLISTOV nor the names of its contributors may be used to 27 | endorse or promote products derived from this software without specific prior written 28 | permission. 29 | 30 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY 31 | EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 32 | MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 33 | THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 34 | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 35 | OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 36 | HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 37 | OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 38 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 39 | 40 | AUTHOR 41 | ------ 42 | Johan Kool is an developer of iOS and Mac OS X (Cocoa and Cocoa touch) software. If you wish to hire me, please look at [www.koolistov.net/services](http://www.koolistov.net/services/). 43 | 44 | -- Thanks! 45 | 46 | Johan 47 | -------------------------------------------------------------------------------- /PasscodeSample/PasscodeSample/PasscodeSampleAppDelegate.m: -------------------------------------------------------------------------------- 1 | // 2 | // PasscodeSampleAppDelegate.m 3 | // PasscodeSample 4 | // 5 | // Created by Johan Kool on 3/17/11. 6 | // Copyright 2011 Koolistov. All rights reserved. 7 | // 8 | 9 | #import "PasscodeSampleAppDelegate.h" 10 | 11 | @implementation PasscodeSampleAppDelegate 12 | 13 | 14 | @synthesize window=_window; 15 | 16 | @synthesize navigationController=_navigationController; 17 | 18 | - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions 19 | { 20 | // Override point for customization after application launch. 21 | // Add the navigation controller's view to the window and display. 22 | self.window.rootViewController = self.navigationController; 23 | [self.window makeKeyAndVisible]; 24 | 25 | return YES; 26 | } 27 | 28 | 29 | 30 | - (void)applicationWillResignActive:(UIApplication *)application 31 | { 32 | /* 33 | Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state. 34 | Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game. 35 | */ 36 | } 37 | 38 | - (void)applicationDidEnterBackground:(UIApplication *)application 39 | { 40 | /* 41 | Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later. 42 | If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits. 43 | */ 44 | } 45 | 46 | - (void)applicationWillEnterForeground:(UIApplication *)application 47 | { 48 | /* 49 | Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background. 50 | */ 51 | } 52 | 53 | - (void)applicationDidBecomeActive:(UIApplication *)application 54 | { 55 | /* 56 | Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface. 57 | */ 58 | } 59 | 60 | - (void)applicationWillTerminate:(UIApplication *)application 61 | { 62 | /* 63 | Called when the application is about to terminate. 64 | Save data if appropriate. 65 | See also applicationDidEnterBackground:. 66 | */ 67 | } 68 | 69 | - (void)dealloc 70 | { 71 | [_window release]; 72 | [_navigationController release]; 73 | [super dealloc]; 74 | } 75 | 76 | @end 77 | -------------------------------------------------------------------------------- /KVPasscodeViewController.h: -------------------------------------------------------------------------------- 1 | // 2 | // KVPasscodeViewController.h 3 | // Koolistov 4 | // 5 | // Created by Johan Kool on 3/17/11. 6 | // Copyright 2011 Koolistov. All rights reserved. 7 | // 8 | // Redistribution and use in source and binary forms, with or without modification, are 9 | // permitted provided that the following conditions are met: 10 | // 11 | // * Redistributions of source code must retain the above copyright notice, this list of 12 | // conditions and the following disclaimer. 13 | // * Redistributions in binary form must reproduce the above copyright notice, this list 14 | // of conditions and the following disclaimer in the documentation and/or other materials 15 | // provided with the distribution. 16 | // * Neither the name of KOOLISTOV nor the names of its contributors may be used to 17 | // endorse or promote products derived from this software without specific prior written 18 | // permission. 19 | // 20 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY 21 | // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 22 | // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 23 | // THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 25 | // OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 | // HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 27 | // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 28 | // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 | // 30 | 31 | #import 32 | 33 | @class KVPasscodeViewController; 34 | 35 | @protocol KVPasscodeViewControllerDelegate 36 | 37 | - (void)passcodeController:(KVPasscodeViewController *)controller passcodeEntered:(NSString *)passCode; 38 | 39 | @end 40 | 41 | typedef enum { 42 | KVPasscodeAnimationStyleNone, 43 | KVPasscodeAnimationStyleInvalid, 44 | KVPasscodeAnimationStyleConfirm 45 | } KVPasscodeAnimationStyle; 46 | 47 | @interface KVPasscodeViewController : UIViewController { 48 | id delegate; 49 | 50 | IBOutlet UIView *animationView; 51 | 52 | IBOutlet UILabel *titleLabel; 53 | IBOutlet UILabel *instructionLabel; 54 | 55 | IBOutlet UITextField *bulletField0; 56 | IBOutlet UITextField *bulletField1; 57 | IBOutlet UITextField *bulletField2; 58 | IBOutlet UITextField *bulletField3; 59 | 60 | UITextField *fakeField; 61 | } 62 | 63 | @property (nonatomic, assign) id delegate; 64 | 65 | @property (nonatomic, retain) IBOutlet UIView *animationView; 66 | 67 | @property (nonatomic, retain) IBOutlet UILabel *titleLabel; 68 | @property (nonatomic, retain) IBOutlet UILabel *instructionLabel; 69 | 70 | @property (nonatomic, retain) IBOutlet UITextField *bulletField0; 71 | @property (nonatomic, retain) IBOutlet UITextField *bulletField1; 72 | @property (nonatomic, retain) IBOutlet UITextField *bulletField2; 73 | @property (nonatomic, retain) IBOutlet UITextField *bulletField3; 74 | 75 | - (void)resetWithAnimation:(KVPasscodeAnimationStyle)animationStyle; 76 | 77 | @end 78 | -------------------------------------------------------------------------------- /KVPasscodeViewController.m: -------------------------------------------------------------------------------- 1 | // 2 | // KVPasscodeViewController.m 3 | // Koolistov 4 | // 5 | // Created by Johan Kool on 3/17/11. 6 | // Copyright 2011 Koolistov. All rights reserved. 7 | // 8 | // Redistribution and use in source and binary forms, with or without modification, are 9 | // permitted provided that the following conditions are met: 10 | // 11 | // * Redistributions of source code must retain the above copyright notice, this list of 12 | // conditions and the following disclaimer. 13 | // * Redistributions in binary form must reproduce the above copyright notice, this list 14 | // of conditions and the following disclaimer in the documentation and/or other materials 15 | // provided with the distribution. 16 | // * Neither the name of KOOLISTOV nor the names of its contributors may be used to 17 | // endorse or promote products derived from this software without specific prior written 18 | // permission. 19 | // 20 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY 21 | // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 22 | // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 23 | // THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 25 | // OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 | // HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 27 | // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 28 | // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 | // 30 | 31 | #import "KVPasscodeViewController.h" 32 | 33 | #import 34 | #import 35 | 36 | @interface KVPasscodeViewController () 37 | 38 | - (void)animationDidStop:(CAAnimation *)anim finished:(BOOL)flag; 39 | - (void)internalResetWithAnimation:(NSNumber *)animationStyleNumber; 40 | - (void)notifyDelegate:(NSString *)passcode; 41 | 42 | @end 43 | 44 | @implementation KVPasscodeViewController 45 | 46 | @synthesize delegate; 47 | 48 | @synthesize animationView; 49 | 50 | @synthesize titleLabel; 51 | @synthesize instructionLabel; 52 | 53 | @synthesize bulletField0; 54 | @synthesize bulletField1; 55 | @synthesize bulletField2; 56 | @synthesize bulletField3; 57 | 58 | - (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil { 59 | self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]; 60 | if (self) { 61 | // Custom initialization 62 | } 63 | return self; 64 | } 65 | 66 | - (void)dealloc { 67 | [animationView release], animationView = nil; 68 | 69 | [titleLabel release], titleLabel = nil; 70 | [instructionLabel release], instructionLabel = nil; 71 | 72 | [bulletField0 release], bulletField0 = nil; 73 | [bulletField1 release], bulletField1 = nil; 74 | [bulletField2 release], bulletField2 = nil; 75 | [bulletField3 release], bulletField3 = nil; 76 | [super dealloc]; 77 | } 78 | 79 | - (void)didReceiveMemoryWarning { 80 | // Releases the view if it doesn't have a superview. 81 | [super didReceiveMemoryWarning]; 82 | 83 | // Release any cached data, images, etc that aren't in use. 84 | } 85 | 86 | #pragma mark - View lifecycle 87 | 88 | - (void)viewDidLoad { 89 | [super viewDidLoad]; 90 | 91 | fakeField = [[UITextField alloc] initWithFrame:CGRectZero]; 92 | fakeField.delegate = self; 93 | fakeField.keyboardType = UIKeyboardTypeNumberPad; 94 | fakeField.secureTextEntry = YES; 95 | fakeField.text = @""; 96 | [fakeField becomeFirstResponder]; 97 | [self.view addSubview:fakeField]; 98 | [fakeField release]; 99 | 100 | // Do any additional setup after loading the view from its nib. 101 | self.navigationItem.title = NSLocalizedString(@"Passcode", @""); 102 | } 103 | 104 | - (void)viewDidUnload { 105 | [super viewDidUnload]; 106 | // Release any retained subviews of the main view. 107 | // e.g. self.myOutlet = nil; 108 | fakeField = nil; 109 | 110 | self.animationView = nil; 111 | 112 | self.titleLabel = nil; 113 | self.instructionLabel = nil; 114 | 115 | self.bulletField0 = nil; 116 | self.bulletField1 = nil; 117 | self.bulletField2 = nil; 118 | self.bulletField3 = nil; 119 | } 120 | 121 | - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation { 122 | // Return YES for supported orientations 123 | return (interfaceOrientation == UIInterfaceOrientationPortrait); 124 | } 125 | 126 | - (void)internalResetWithAnimation:(NSNumber *)animationStyleNumber { 127 | KVPasscodeAnimationStyle animationStyle = [animationStyleNumber intValue]; 128 | switch (animationStyle) { 129 | case KVPasscodeAnimationStyleInvalid: 130 | ; 131 | 132 | // Vibrate to indicate error 133 | AudioServicesPlayAlertSound(kSystemSoundID_Vibrate); 134 | 135 | CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:@"position"]; 136 | [animation setDelegate:self]; 137 | [UIView setAnimationDidStopSelector:@selector(animationDidStop:finished:)]; 138 | [animation setDuration:0.025]; 139 | [animation setRepeatCount:8]; 140 | [animation setAutoreverses:YES]; 141 | [animation setFromValue:[NSValue valueWithCGPoint: 142 | CGPointMake([animationView center].x - 14.0f, [animationView center].y)]]; 143 | [animation setToValue:[NSValue valueWithCGPoint: 144 | CGPointMake([animationView center].x + 14.0f, [animationView center].y)]]; 145 | [[animationView layer] addAnimation:animation forKey:@"position"]; 146 | break; 147 | case KVPasscodeAnimationStyleConfirm: 148 | ; 149 | 150 | // This will cause the 'new' fields to appear without bullets already in them 151 | self.bulletField0.text = nil; 152 | self.bulletField1.text = nil; 153 | self.bulletField2.text = nil; 154 | self.bulletField3.text = nil; 155 | 156 | CATransition *transition = [CATransition animation]; 157 | [transition setDelegate:self]; 158 | [UIView setAnimationDidStopSelector:@selector(animationDidStop:finished:)]; 159 | [transition setType:kCATransitionPush]; 160 | [transition setSubtype:kCATransitionFromRight]; 161 | [transition setDuration:0.5f]; 162 | [transition setTimingFunction:[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut]]; 163 | [self.view exchangeSubviewAtIndex:0 withSubviewAtIndex:1]; 164 | [[animationView layer] addAnimation:transition forKey:@"swipe"]; 165 | break; 166 | case KVPasscodeAnimationStyleNone: 167 | default: 168 | self.bulletField0.text = nil; 169 | self.bulletField1.text = nil; 170 | self.bulletField2.text = nil; 171 | self.bulletField3.text = nil; 172 | 173 | fakeField.text = @""; 174 | break; 175 | } 176 | } 177 | 178 | - (void)resetWithAnimation:(KVPasscodeAnimationStyle)animationStyle { 179 | // Do the animation a little later (for better animation) as it's likely this method is called in our delegate method 180 | [self performSelector:@selector(internalResetWithAnimation:) withObject:[NSNumber numberWithInt:animationStyle] afterDelay:0]; 181 | } 182 | 183 | - (void)notifyDelegate:(NSString *)passcode { 184 | [self.delegate passcodeController:self passcodeEntered:passcode]; 185 | fakeField.text = @""; 186 | } 187 | 188 | #pragma mark - CAAnimationDelegate 189 | - (void)animationDidStop:(CAAnimation *)anim finished:(BOOL)flag { 190 | self.bulletField0.text = nil; 191 | self.bulletField1.text = nil; 192 | self.bulletField2.text = nil; 193 | self.bulletField3.text = nil; 194 | 195 | fakeField.text = @""; 196 | } 197 | 198 | #pragma mark - UITextFieldDelegate 199 | - (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string { 200 | NSString *passcode = [textField text]; 201 | passcode = [passcode stringByReplacingCharactersInRange:range withString:string]; 202 | 203 | switch ([passcode length]) { 204 | case 0: 205 | self.bulletField0.text = nil; 206 | self.bulletField1.text = nil; 207 | self.bulletField2.text = nil; 208 | self.bulletField3.text = nil; 209 | break; 210 | case 1: 211 | self.bulletField0.text = @"*"; 212 | self.bulletField1.text = nil; 213 | self.bulletField2.text = nil; 214 | self.bulletField3.text = nil; 215 | break; 216 | case 2: 217 | self.bulletField0.text = @"*"; 218 | self.bulletField1.text = @"*"; 219 | self.bulletField2.text = nil; 220 | self.bulletField3.text = nil; 221 | break; 222 | case 3: 223 | self.bulletField0.text = @"*"; 224 | self.bulletField1.text = @"*"; 225 | self.bulletField2.text = @"*"; 226 | self.bulletField3.text = nil; 227 | break; 228 | case 4: 229 | self.bulletField0.text = @"*"; 230 | self.bulletField1.text = @"*"; 231 | self.bulletField2.text = @"*"; 232 | self.bulletField3.text = @"*"; 233 | 234 | // Notify delegate a little later so we have a chance to show the 4th bullet 235 | [self performSelector:@selector(notifyDelegate:) withObject:passcode afterDelay:0]; 236 | 237 | return NO; 238 | 239 | break; 240 | default: 241 | break; 242 | } 243 | 244 | return YES; 245 | } 246 | 247 | @end 248 | -------------------------------------------------------------------------------- /PasscodeSample/PasscodeSample/en.lproj/MainWindow.xib: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 1024 5 | 10J567 6 | 1305 7 | 1038.35 8 | 462.00 9 |

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