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+//
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+// JKLockController.m
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+// Lock
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+//
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+// Created by Jack on 2016/10/13.
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+// Copyright © 2016年 mini1. All rights reserved.
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+//
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+
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+#import "JKLockController.h"
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+#import "JKLockButton.h"
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+#import "JKDotView.h"
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+
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+#define Password_Length 4
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+#define Dot_Interval 60
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+#define Dot_Width 20
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+
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+
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+@interface JKLockController ()
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+
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+@property (nonatomic,strong) UILabel *tipLabel;///<提示标签
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+@property (nonatomic,copy) NSString *password;///<密码
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+@property (nonatomic,strong) NSMutableArray *dotArray;///<密码视图
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+@property (nonatomic,copy) NSString *input;///<输入
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+@property (nonatomic,assign) NSUInteger index;///<输入了多少位
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+
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+@property (nonatomic,copy,readonly) NSString *passwordKey;///<取密码的钥匙
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+
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+@end
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+
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+@implementation JKLockController
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+
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+- (void)setPasswordKey:(NSString *)passwordKey {
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+ _passwordKey = passwordKey;
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+}
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+
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+- (void)viewDidLoad {
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+ [super viewDidLoad];
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+ // Do any additional setup after loading the view.
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+ self.view.backgroundColor = [UIColor colorWithRed:0.5 green:0.8 blue:0.6 alpha:1];
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+
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+ self.index = 0;
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+ self.input = @"";
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+ [self loadPassword];
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+ [self configAppearance];
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+
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+}
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+
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+- (void)didReceiveMemoryWarning {
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+ [super didReceiveMemoryWarning];
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+ // Dispose of any resources that can be recreated.
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+}
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+
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+- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
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+ return YES;
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+}
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+
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+- (void)willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation duration:(NSTimeInterval)duration {
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+
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+ [self configAppearance];
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+}
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+
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+- (void)clearView {
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+ for (UIView *view in self.view.subviews) {
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+ [view removeFromSuperview];
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+ [self.dotArray removeAllObjects];
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+ }
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+}
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+
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+- (void)configAppearance {
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+ CGFloat width = CGRectGetWidth(self.view.bounds);
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+ CGFloat height = CGRectGetHeight(self.view.bounds);
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+
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+ [self clearView];
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+
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+ // 20
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+ CGFloat y0 = height * 0.2;
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+ self.tipLabel.center = CGPointMake(width / 2, y0 + CGRectGetHeight(self.tipLabel.bounds) / 2);
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+ [self.view addSubview:self.tipLabel];
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+
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+ // 10
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+ CGFloat y1 = y0 + CGRectGetHeight(self.tipLabel.bounds) + 20; // 间距20，高度20
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+ CGFloat x1 = (width - Dot_Width * Password_Length - Dot_Interval * (Password_Length - 1)) / 2;
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+ for (int i = 0; i < Password_Length; i++) {
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+ JKDotView *dot = [[JKDotView alloc] initWithFrame:CGRectMake(x1 + (Dot_Width + Dot_Interval) * i, y1, Dot_Width, Dot_Width)];
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+
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+ [self.view addSubview:dot];
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+ [self.dotArray addObject:dot];
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+ }
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+
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+ // 70
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+ // 3 * 4
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+ CGFloat y2 = y1 + Dot_Width + 0.1 * height; // 间距 80 / 40
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+ CGFloat Button_Width = 0.07 * (width > height ? height : width);
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+ CGFloat interval = 0.05 * (width > height ? height : width);
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+ CGFloat x2 = (width - Button_Width * 3 - interval * 2) / 2;
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+
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+ for (int i = 0; i < 3; i++) { // col
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+
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+ for (int j = 0; j < 4; j++) { // row
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+
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+
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+ if (i == 0 && j == 3) { // 取消
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+
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+ UIButton *cancelBtn = [UIButton buttonWithType:UIButtonTypeCustom];
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+ cancelBtn.frame = CGRectMake(x2 + (Button_Width + interval) * i, y2 + (Button_Width + interval) * j, Button_Width, Button_Width);
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+ [cancelBtn setTitle:@"cancel" forState:UIControlStateNormal];
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+ [cancelBtn setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
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+ [cancelBtn addTarget:self action:@selector(cancelButtonClick:) forControlEvents:UIControlEventTouchUpInside];
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+ [self.view addSubview:cancelBtn];
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+
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+ } else if (i == 2 && j == 3) { // 删除
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+
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+ UIButton *deleteBtn = [UIButton buttonWithType:UIButtonTypeCustom];
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+ deleteBtn.frame = CGRectMake(x2 + (Button_Width + interval) * i, y2 + (Button_Width + interval) * j, Button_Width, Button_Width);
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+ [deleteBtn setTitle:@"delete" forState:UIControlStateNormal];
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+ [deleteBtn setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
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+ [deleteBtn addTarget:self action:@selector(deleteButtonClick:) forControlEvents:UIControlEventTouchUpInside];
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+ [self.view addSubview:deleteBtn];
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+
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+ } else { // 数字
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+ JKLockButton *btn = [[JKLockButton alloc] initWithFrame:CGRectMake(x2 + (Button_Width + interval) * i, y2 + (Button_Width + interval) * j, Button_Width, Button_Width)];
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+ if (i == 1 && j == 3) {
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+ btn.number = 0;
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+ } else {
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+ btn.number = 1 + i + j * 3;
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+ }
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+ [self.view addSubview:btn];
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+ [btn addTarget:self action:@selector(numberButtonClick:) forControlEvents:UIControlEventTouchUpInside];
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+ }
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+
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+ }
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+
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+ }
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+
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+}
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+
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+- (void)loadPassword {
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+
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+ NSString *password = [[NSUserDefaults standardUserDefaults] objectForKey:self.passwordKey];
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+ self.password = password;
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+
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+}
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+
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+- (void)setPassword:(NSString *)password {
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+ _password = password;
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+ if (password) {
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+ self.tipLabel.text = @"Please Input Your Password";
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+ } else {
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+ self.tipLabel.text = @"Please Set A Password";
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+ }
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+}
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+
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+- (UILabel *)tipLabel {
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+ if (!_tipLabel) {
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+ _tipLabel = [[UILabel alloc] initWithFrame:CGRectMake(0, 0, self.view.bounds.size.width, 20)];
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+ _tipLabel.font = [UIFont systemFontOfSize:20.0f];
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+ _tipLabel.textAlignment = NSTextAlignmentCenter;
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+
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+ }
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+ return _tipLabel;
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+}
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+
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+- (NSMutableArray *)dotArray {
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+ if (!_dotArray) {
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+ _dotArray = [NSMutableArray arrayWithCapacity:Password_Length];
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+ }
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+ return _dotArray;
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+}
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+
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+- (void)numberButtonClick:(JKLockButton *)sender {
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+ if (self.index < Password_Length) {
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+ NSInteger number = sender.number;
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+ JKDotView *dot = [self.dotArray objectAtIndex:self.index];
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+ dot.state = JKDotStateSelected;
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+
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+ self.input = [self.input stringByAppendingString:[NSString stringWithFormat:@"%d",number]];
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+ self.index++;
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+ }
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+
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+ if (self.index == Password_Length) {
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+
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+ [self performSelector:@selector(verifyPassword) withObject:nil afterDelay:0.5];
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+ }
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+}
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+
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+- (void)cancelButtonClick:(UIButton *)sender {
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+ if (self.navigationController) {
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+ [self.navigationController popViewControllerAnimated:YES];
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+ } else {
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+ [self dismissViewControllerAnimated:YES completion:nil];
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+ }
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+}
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+
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+- (void)deleteButtonClick:(UIButton *)sender {
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+ if (self.index > 0) {
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+
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+ JKDotView *dot = [self.dotArray objectAtIndex:self.index - 1];
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+ dot.state = JKDotStateNormal;
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+
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+ self.input = [self.input substringToIndex:self.index - 1];
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+ self.index--;
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+
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+ }
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+}
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+
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+
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+- (void)verifyPassword {
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+
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+ self.index = 0;
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+ for (JKDotView *dot in self.dotArray) {
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+ dot.state = JKDotStateNormal;
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+ }
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+
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+ if (self.password) { // 验证
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+ NSLog(@"password: %@",self.password);
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+ if ([self.password isEqualToString:self.input]) {
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+
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+ [[NSUserDefaults standardUserDefaults] setObject:self.password forKey:self.passwordKey];
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+ [[NSUserDefaults standardUserDefaults] synchronize];
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+
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+ self.tipLabel.text = @"Please Input Your Password";
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+ [self cancelButtonClick:nil];// 返回前一个页面
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+ sleep(0.25);// 先回到前一个页面才做事情，0.25s为隐式动画持续时间
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+ if (self.authoReturn) {
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+ self.authoReturn(YES);
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+ }
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+
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+
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+ } else {
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+
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+ self.tipLabel.text = @"The Password Doesn't Match,Please Try Again";
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+ }
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+
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+ } else { //设置
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+
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+ self.password = self.input;
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+ self.tipLabel.text = @"Please Check The Password Again";
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+ }
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+ self.input = @"";
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+}
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+
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+
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+@end
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Pen Li