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Add UIPasscodeViewControllerDemo project
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‎UIPasscodeViewControllerDemo/Classes/UIPasscodeViewController.h

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//
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// RootViewController.h
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// UIPasscodeViewControllerDemo
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//
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// Created by Lasha Dolidze on 7/7/10.
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// Copyright Picktek LLC 2010. All rights reserved.
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//
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#import <UIKit/UIKit.h>
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#define kPasscodePanelCount 3
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#define kPasscodePanelWidth 320.0
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#define kPasscodePanelHeight 240.0
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#define kPasscodeEntryWidth 60.0
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#define kPasscodeEntryHeight 60.0
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#define kPasscodePanelTitleTag 10
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#define kPasscodePanelSummaryTag 11
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#define kPasscodeFakeTextField 12
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#define kPasscodePanelOne 0.0
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#define kPasscodePanelTwo -320.0
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#define kPasscodePanelThree -640.0
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@protocol PasscodeViewControllerDelegate;
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@interface UIPasscodeViewController : UITableViewController <UITextFieldDelegate> {
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UIView *_scrollView;
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UIView *currentPanel;
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id<PasscodeViewControllerDelegate> _delegate;
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}
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@property (nonatomic, readonly) UILabel *titleLabel;
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@property (nonatomic, readonly) UILabel *summaryLabel;
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@property (nonatomic, readonly) UIView *currentPanel;
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@property (nonatomic,assign) id<PasscodeViewControllerDelegate> delegate;
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-(id)initWithDelegate:(id)delegate;
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- (void)clearPanel;
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-(BOOL)prevPanel;
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-(BOOL)nextPanel;
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@end
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@protocol PasscodeViewControllerDelegate <NSObject>
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@optional
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- (BOOL)shouldChangePasscode:(UIPasscodeViewController *)passcodeView panelView:(UIView*)panelView passCode:(NSUInteger)passCode lastNumber:(NSInteger)lastNumber;
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- (void)didShowPasscodePanel:(UIPasscodeViewController *)passcodeView panelView:(UIView*)panelView;
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- (BOOL)didEndPasscodeEditing:(UIPasscodeViewController *)passcodeView panelView:(UIView*)panelView passCode:(NSUInteger)passCode;
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@end

‎UIPasscodeViewControllerDemo/Classes/UIPasscodeViewController.m

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//
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// RootViewController.m
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// UIPasscodeViewControllerDemo
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//
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// Created by Lasha Dolidze on 7/7/10.
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// Copyright Picktek LLC 2010. All rights reserved.
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//
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#import "UIPasscodeViewController.h"
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///////////////////////////////////////////////////////////////////////////////////
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// Private Methods
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@interface UIPasscodeViewController (Private)
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- (UITextField*) createPasscodeEntry:(CGRect)textFieldFrame tag:(NSInteger)tag;
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- (UIView*) createPanel:(CGRect)rect tagIndex:(NSInteger)tagIndex;
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- (void) switchPanel:(NSInteger)panelTag;
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@end
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@implementation UIPasscodeViewController
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@synthesize currentPanel;
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@synthesize delegate = _delegate;
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#pragma mark -
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#pragma mark View lifecycle
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-(id)initWithDelegate:(id)delegate {
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if ((self = [super initWithStyle:UITableViewStyleGrouped])) {
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_delegate = delegate;
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}
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return self;
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}
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- (UITextField*) createPasscodeEntry:(CGRect)textFieldFrame tag:(NSInteger)tag
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{
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//CGRect textFieldFrame = CGRectMake(40.0, 60.0, 60.0, 60.0);
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UITextField *textField = [[UITextField alloc] initWithFrame:textFieldFrame];
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[textField setBorderStyle:UITextBorderStyleBezel];
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[textField setTextColor:[UIColor blackColor]];
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[textField setTextAlignment:UITextAlignmentCenter];
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[textField setFont:[UIFont systemFontOfSize:41]];
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[textField setTag:tag];
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[textField setSecureTextEntry:YES];
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[textField setBackgroundColor:[UIColor whiteColor]];
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textField.keyboardType = UIKeyboardTypeNumberPad;
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return textField;
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}
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- (UIView*) createPanel:(CGRect)rect tagIndex:(NSInteger)tagIndex
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{
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UIView *panelView = [[UILabel alloc] initWithFrame:rect];
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[panelView setTag:tagIndex];
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[panelView setBounds:rect];
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[panelView setBackgroundColor:[UIColor clearColor]];
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UITextField *textField = [self createPasscodeEntry:CGRectMake(rect.origin.x + 25.0, 60.0, kPasscodeEntryWidth, kPasscodeEntryHeight) tag:tagIndex + 1];
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[panelView addSubview:textField];
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[textField release];
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textField = [self createPasscodeEntry:CGRectMake(rect.origin.x + 95.0, 60.0, kPasscodeEntryWidth, kPasscodeEntryHeight) tag:tagIndex + 2];
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[panelView addSubview:textField];
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[textField release];
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textField = [self createPasscodeEntry:CGRectMake(rect.origin.x + 165.0, 60.0, kPasscodeEntryWidth, kPasscodeEntryHeight) tag:tagIndex + 3];
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[panelView addSubview:textField];
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[textField release];
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textField = [self createPasscodeEntry:CGRectMake(rect.origin.x + 235.0, 60.0, kPasscodeEntryWidth, kPasscodeEntryHeight) tag:tagIndex + 4];
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[panelView addSubview:textField];
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[textField release];
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// Create title
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CGRect labelFrame = CGRectMake(rect.origin.x + 25.0, 22.0, kPasscodeEntryWidth * 4 + 30, 30.0);
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UILabel *label = [[UILabel alloc] initWithFrame:labelFrame];
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[label setTag:kPasscodePanelTitleTag];
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[label setFont:[UIFont boldSystemFontOfSize:15]];
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[label setTextAlignment:UITextAlignmentCenter];
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[label setTextColor:[UIColor colorWithRed:66.0/255.0 green:85.0/255.0 blue:102.0/255.0 alpha:1.0]];
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[label setBackgroundColor:[UIColor clearColor]];
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[panelView addSubview:label];
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[label release];
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// Create summary
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labelFrame = CGRectMake(rect.origin.x + 25.0, 130.0, kPasscodeEntryWidth * 4 + 30, 40.0);
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label = [[UILabel alloc] initWithFrame:labelFrame];
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[label setTag:kPasscodePanelSummaryTag];
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[label setFont:[UIFont boldSystemFontOfSize:12]];
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[label setNumberOfLines:0];
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[label setBaselineAdjustment:UIBaselineAdjustmentNone];
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[label setTextAlignment:UITextAlignmentCenter];
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[label setTextColor:[UIColor colorWithRed:66.0/255.0 green:85.0/255.0 blue:102.0/255.0 alpha:1.0]];
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[label setBackgroundColor:[UIColor clearColor]];
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[panelView addSubview:label];
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[label release];
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return panelView;
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}
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- (void) switchPanel:(NSInteger)panelTag
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{
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CGRect rect = _scrollView.frame;
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[UIView beginAnimations:nil context:nil];
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[UIView setAnimationDuration:0.2];
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[_scrollView setFrame:CGRectMake(panelTag, rect.origin.y, rect.size.width, rect.size.height)];
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[UIView commitAnimations];
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currentPanel = (UIView*)[_scrollView viewWithTag:panelTag];
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if ([self.delegate respondsToSelector:@selector(didShowPasscodePanel:panelView:)]) {
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[self.delegate didShowPasscodePanel:self panelView:currentPanel];
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}
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[self clearPanel];
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}
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- (void)viewDidLoad {
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[super viewDidLoad];
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CGRect frm = CGRectMake(0.0, 0.0, kPasscodePanelWidth * kPasscodePanelCount, kPasscodePanelHeight);
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_scrollView = [[UILabel alloc] initWithFrame:frm];
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[_scrollView setBackgroundColor:[UIColor clearColor]];
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[self.view addSubview:_scrollView];
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// Create Panel One
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UIView *panelView = [self createPanel:CGRectMake(0.0, 0.0, kPasscodePanelWidth, kPasscodePanelHeight) tagIndex:kPasscodePanelOne];
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[_scrollView addSubview:panelView];
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[self switchPanel:kPasscodePanelOne];
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[panelView release];
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// -------------------------------------------
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// Create Panel Two
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panelView = [self createPanel:CGRectMake(kPasscodePanelWidth, 0.0, kPasscodePanelWidth, kPasscodePanelHeight) tagIndex:kPasscodePanelTwo];
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[_scrollView addSubview:panelView];
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[panelView release];
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// -------------------------------------------
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// Create Panel Three
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panelView = [self createPanel:CGRectMake(kPasscodePanelWidth * 2, 0.0, kPasscodePanelWidth, kPasscodePanelHeight) tagIndex:kPasscodePanelThree];
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[_scrollView addSubview:panelView];
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[panelView release];
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// -------------------------------------------
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// Create frake input text
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UITextField *textField = [[UITextField alloc] initWithFrame:CGRectZero];
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[textField setDelegate:self];
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[textField setTag:kPasscodeFakeTextField];
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[textField setHidden:YES];
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textField.keyboardType = UIKeyboardTypeNumberPad;
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[self.view addSubview:textField];
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[textField release];
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[textField becomeFirstResponder];
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// -------------------------------------------
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}
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#pragma mark Public methods
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- (void) clearPanel
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{
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NSInteger panelTag = [currentPanel tag];
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UITextField *entryText = (UITextField*)[currentPanel viewWithTag:panelTag + 1];
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[entryText setText:@""];
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entryText = (UITextField*)[currentPanel viewWithTag:panelTag + 2];
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[entryText setText:@""];
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entryText = (UITextField*)[currentPanel viewWithTag:panelTag + 3];
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[entryText setText:@""];
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entryText = (UITextField*)[currentPanel viewWithTag:panelTag + 4];
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[entryText setText:@""];
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// Clear fake text field
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UITextField *textField = (UITextField*)[self.view viewWithTag:kPasscodeFakeTextField];
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[textField setText:@""];
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}
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-(UILabel*)titleLabel {
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return (UILabel*)[currentPanel viewWithTag:kPasscodePanelTitleTag];
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}
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-(UILabel*)summaryLabel {
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return (UILabel*)[currentPanel viewWithTag:kPasscodePanelSummaryTag];
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}
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-(BOOL)prevPanel
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{
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NSInteger tag = [currentPanel tag];
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if(tag != 0) {
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[self switchPanel:tag + kPasscodePanelWidth];
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return TRUE;
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}
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return FALSE;
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}
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-(BOOL)nextPanel
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{
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NSInteger tag = [currentPanel tag];
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if(tag != -640) {
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[self switchPanel:tag - kPasscodePanelWidth];
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return TRUE;
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}
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return FALSE;
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}
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- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string
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{
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BOOL ret = FALSE;
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NSString *passcode = [textField text];
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passcode = [passcode stringByReplacingCharactersInRange:range withString:string];
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//NSLog(@"passcode - %@", passcode);
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NSInteger index = [passcode length];
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if([string length] == 0) {
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index++;
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}
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if(index <= 4) {
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NSInteger tag = [currentPanel tag];
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UITextField *tf = (UITextField*)[currentPanel viewWithTag:tag + index];
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// NSLog(@"%@ - %@ - %@, %d, %d", string, [textField text], passcode, tag, index);
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if ([self.delegate respondsToSelector:@selector(shouldChangePasscode:panelView:passCode:lastNumber:)]) {
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if([self.delegate shouldChangePasscode:self panelView:currentPanel passCode:[passcode intValue] lastNumber:[string intValue]]) {
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[tf setText:string];
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ret = TRUE;
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}
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} else {
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[tf setText:string];
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ret = TRUE;
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}
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// Did end passcode
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if(index == 4 && ret) {
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if ([self.delegate respondsToSelector:@selector(didEndPasscodeEditing:panelView:passCode:)]) {
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return [self.delegate didEndPasscodeEditing:self panelView:currentPanel passCode:[passcode intValue]];
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//ret = FALSE;
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}
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}
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return ret;
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}
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return ret;
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}
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/*
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- (void)viewWillAppear:(BOOL)animated {
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[super viewWillAppear:animated];
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}
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*/
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/*
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- (void)viewDidAppear:(BOOL)animated {
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[super viewDidAppear:animated];
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}
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*/
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/*
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- (void)viewWillDisappear:(BOOL)animated {
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[super viewWillDisappear:animated];
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}
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*/
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/*
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- (void)viewDidDisappear:(BOOL)animated {
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[super viewDidDisappear:animated];
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}
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*/
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/*
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// Override to allow orientations other than the default portrait orientation.
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- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
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// Return YES for supported orientations.
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return (interfaceOrientation == UIInterfaceOrientationPortrait);
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}
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*/
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#pragma mark -
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#pragma mark Memory management
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- (void)didReceiveMemoryWarning {
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// Releases the view if it doesn't have a superview.
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[super didReceiveMemoryWarning];
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// Relinquish ownership any cached data, images, etc that aren't in use.
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}
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- (void)viewDidUnload {
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// Relinquish ownership of anything that can be recreated in viewDidLoad or on demand.
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// For example: self.myOutlet = nil;
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}
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- (void)dealloc {
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[_scrollView release];
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[super dealloc];
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}
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@end
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