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+//
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+// CDocumentPasswordViewController.m
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+// compdfkit-tools
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+//
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+// Copyright © 2014-2023 PDF Technologies, Inc. All Rights Reserved.
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+//
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+// THIS SOURCE CODE AND ANY ACCOMPANYING DOCUMENTATION ARE PROTECTED BY INTERNATIONAL COPYRIGHT LAW
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+// AND MAY NOT BE RESOLD OR REDISTRIBUTED. USAGE IS BOUND TO THE ComPDFKit LICENSE AGREEMENT.
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+// UNAUTHORIZED REPRODUCTION OR DISTRIBUTION IS SUBJECT TO CIVIL AND CRIMINAL PENALTIES.
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+// This notice may not be removed from this file.
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+//
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+
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+#import "CDocumentPasswordViewController.h"
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+#import "CPDFColorUtils.h"
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+
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+#import <ComPDFKit/ComPDFKit.h>
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+
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+@interface CDocumentPasswordViewController () <UITextFieldDelegate>
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+
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+@property (nonatomic, strong) UIButton *backBtn;
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+
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+@property (nonatomic, strong) UIImageView *passwordImageView;
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+
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+@property (nonatomic, strong) UILabel *titleLablel;
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+
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+@property (nonatomic, strong) UIView *enterView;
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+
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+@property (nonatomic, strong) UILabel *passLabel;
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+
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+@property (nonatomic, strong) UIView *splitVidew;
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+
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+@property (nonatomic, strong) UITextField *enterTextField;
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+
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+@property (nonatomic, strong) UILabel *warningLabel;
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+
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+@property (nonatomic, strong) UIButton *OKBtn;
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+
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+@property (nonatomic, strong) CPDFDocument *document;
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+
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+@property (nonatomic, strong) UIButton *clearButton;
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+
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+@end
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+
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+@implementation CDocumentPasswordViewController
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+
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+#pragma mark - Initializers
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+
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+- (instancetype)initWithDocument:(CPDFDocument *)document {
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+ if (self = [super init]) {
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+ self.document = document;
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+ }
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+ return self;
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+}
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+
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+
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+#pragma mark - UIViewController Methods
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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.backBtn = [UIButton buttonWithType:UIButtonTypeCustom];
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+ [self.backBtn setImage:[UIImage imageNamed:@"CDocumentPasswordImageBack" inBundle:[NSBundle bundleForClass:self.class] compatibleWithTraitCollection:nil] forState:UIControlStateNormal];
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+ [self.backBtn addTarget:self action:@selector(buttonItemClicked_back:) forControlEvents:UIControlEventTouchUpInside];
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+ [self.view addSubview:self.backBtn];
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+
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+ self.passwordImageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"CDocumentPasswordImagePassword" inBundle:[NSBundle bundleForClass:self.class] compatibleWithTraitCollection:nil]];
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+ [self.view addSubview:self.passwordImageView];
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+
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+ self.titleLablel = [[UILabel alloc] init];
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+ self.titleLablel.text = NSLocalizedString(@"Please Enter The Password", nil);
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+ self.titleLablel.adjustsFontSizeToFitWidth = YES;
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+ [self.view addSubview:self.titleLablel];
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+
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+ self.enterView = [[UIView alloc] init];
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+ [self.view addSubview:self.enterView];
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+ [self initEnterView];
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+
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+ self.warningLabel = [[UILabel alloc] init];
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+ self.warningLabel.text = NSLocalizedString(@"Wrong Password", nil);
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+ self.warningLabel.textColor = [UIColor redColor];
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+ [self.view addSubview:self.warningLabel];
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+ self.warningLabel.hidden = YES;
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+
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+ self.OKBtn = [UIButton buttonWithType:UIButtonTypeCustom];
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+ [self.OKBtn setTitle:NSLocalizedString(@"Done", nil) forState:UIControlStateNormal];
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+ [self.OKBtn addTarget:self action:@selector(buttonItemClicked_ok:) forControlEvents:UIControlEventTouchUpInside];
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+ [self.OKBtn setTitleColor:[UIColor colorWithRed:255.0/255.0 green:255.0/255.0 blue:255.0/255.0 alpha:1.0] forState:UIControlStateNormal];
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+ self.OKBtn.backgroundColor = [UIColor colorWithRed:221.0/255.0 green:233.0/255.0 blue:255.0/255.0 alpha:1.0];
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+ [self.view addSubview:self.OKBtn];
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+
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+ self.view.backgroundColor = [CPDFColorUtils CPDFViewControllerBackgroundColor];
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+}
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+
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+- (void)viewWillLayoutSubviews {
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+ if (@available(iOS 11.0, *)) {
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+ self.backBtn.frame = CGRectMake(self.view.frame.size.width - self.view.safeAreaInsets.right - 70, self.view.safeAreaInsets.top, 50, 50);
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+ self.passwordImageView.frame = CGRectMake((self.view.frame.size.width - 100)/2, CGRectGetMaxY(self.backBtn.frame), 100, 100);
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+ self.titleLablel.frame = CGRectMake((self.view.frame.size.width - 200)/2, CGRectGetMaxY(self.passwordImageView.frame), 200, 50);
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+ self.enterView.frame = CGRectMake((self.view.frame.size.width - 300)/2, CGRectGetMaxY(self.titleLablel.frame), 300, 60);
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+ self.warningLabel.frame = CGRectMake((self.view.frame.size.width - 300)/2, CGRectGetMaxY(self.enterView.frame), 300, 40);
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+ self.OKBtn.frame = CGRectMake((self.view.frame.size.width - 300)/2, CGRectGetMaxY(self.warningLabel.frame), 300, 60);
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+ } else {
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+ self.backBtn.frame = CGRectMake(self.view.frame.size.width - 60, 65, 50, 50);
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+ self.passwordImageView.frame = CGRectMake((self.view.frame.size.width - 100)/2, CGRectGetMaxY(self.backBtn.frame), 100, 100);
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+ self.titleLablel.frame = CGRectMake((self.view.frame.size.width - 100)/2, CGRectGetMaxY(self.passwordImageView.frame), 200, 50);
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+ self.enterView.frame = CGRectMake((self.view.frame.size.width - 300)/2, CGRectGetMaxY( self.titleLablel.frame), 300, 60);
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+ self.warningLabel.frame = CGRectMake((self.view.frame.size.width - 300)/2, CGRectGetMaxY(self.enterView.frame), 300, 40);
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+ self.OKBtn.frame = CGRectMake((self.view.frame.size.width - 300)/2, CGRectGetMaxY(self.warningLabel.frame), 300, 60);
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+ }
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+ self.passLabel.frame = CGRectMake(0, 0, 80, self.enterView.frame.size.height-1);
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+ self.enterTextField.frame = CGRectMake(80, 0, self.enterView.frame.size.width-80, self.enterView.frame.size.height-1);
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+ self.splitVidew.frame = CGRectMake(0, self.enterView.frame.size.height-1, self.enterView.frame.size.width, 1);
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+ self.clearButton.frame = CGRectMake(self.enterView.frame.size.width-30, (self.enterView.frame.size.height-24)/2, 24, 24);
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+}
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+
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+#pragma mark - Private Methods
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+
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+- (void)initEnterView {
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+ self.passLabel = [[UILabel alloc] init];
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+ self.passLabel.text = NSLocalizedString(@"Password", nil);
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+ [self.enterView addSubview:self.passLabel];
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+
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+ self.enterTextField = [[UITextField alloc] init];
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+ self.enterTextField.borderStyle = UITextBorderStyleNone;
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+ self.enterTextField.secureTextEntry = YES;
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+ self.enterTextField.delegate = self;
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+ self.enterTextField.font = [UIFont systemFontOfSize:13];
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+ self.enterTextField.returnKeyType = UIReturnKeyDone;
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+ self.enterTextField.leftView = [[UIView alloc]initWithFrame:CGRectMake(0, 0, 8, 0)];
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+ self.enterTextField.leftViewMode = UITextFieldViewModeAlways;
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+ self.enterTextField.rightView = [[UIView alloc]initWithFrame:CGRectMake(0, 0, 8, 0)];
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+ self.enterTextField.rightViewMode = UITextFieldViewModeAlways;
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+ self.enterTextField.placeholder = NSLocalizedString(@"Please enter the password", nil);
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+ [self.enterTextField becomeFirstResponder];
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+ [self.enterTextField addTarget:self action:@selector(textField_change:) forControlEvents:UIControlEventEditingChanged];
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+ [self.enterView addSubview:self.enterTextField];
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+
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+ self.clearButton = [UIButton buttonWithType:UIButtonTypeCustom];
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+ self.clearButton.layer.cornerRadius = 12;
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+ self.clearButton.layer.masksToBounds = YES;
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+ [self.clearButton setImage:[UIImage imageNamed:@"CDocumentPasswordImageClear" inBundle:[NSBundle bundleForClass:self.class] compatibleWithTraitCollection:nil] forState:UIControlStateNormal];
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+ [self.clearButton addTarget:self action:@selector(buttonItemClicked_clear:) forControlEvents:UIControlEventTouchUpInside];
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+ [self.enterView addSubview:self.clearButton];
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+ self.clearButton.hidden = YES;
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+
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+ self.splitVidew = [[UIView alloc] init];
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+ self.splitVidew.backgroundColor = [CPDFColorUtils CTableviewCellSplitColor];
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+ [self.enterView addSubview:self.splitVidew];
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+}
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+
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+#pragma mark - Action
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+
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+- (void)buttonItemClicked_back:(UIButton *)button {
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+ [self dismissViewControllerAnimated:YES completion:^{
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+ if (self.delegate && [self.delegate respondsToSelector:@selector(documentPasswordViewControllerCancel:)]) {
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+ [self.delegate documentPasswordViewControllerCancel:self];
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+ }
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+ }];
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+}
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+
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+- (void)buttonItemClicked_ok:(UIButton *)button {
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+ if ([self.document unlockWithPassword:self.enterTextField.text]) {
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+ [self dismissViewControllerAnimated:YES completion:^{
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+ if (self.delegate && [self.delegate respondsToSelector:@selector(documentPasswordViewControllerOpen:)]) {
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+ [self.delegate documentPasswordViewControllerOpen:self];
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+ }
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+ }];
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+ } else {
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+ self.warningLabel.hidden = NO;
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+ }
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+}
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+
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+- (void)buttonItemClicked_clear:(UIButton *)button {
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+ self.OKBtn.backgroundColor = [UIColor colorWithRed:221.0/255.0 green:233.0/255.0 blue:255.0/255.0 alpha:1.0];
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+ self.warningLabel.hidden = YES;
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+ self.enterTextField.text = @"";
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+ self.clearButton.hidden = YES;
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+}
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+
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+- (void)textField_change:(UITextField *)sender {
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+ if ([sender.text length] == 0) {
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+ self.OKBtn.backgroundColor = [UIColor colorWithRed:221.0/255.0 green:233.0/255.0 blue:255.0/255.0 alpha:1.0];
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+ self.warningLabel.hidden = YES;
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+ self.clearButton.hidden = YES;
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+ } else {
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+ self.OKBtn.backgroundColor = [UIColor blueColor];
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+ self.clearButton.hidden = NO;
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+ }
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+}
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+
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+#pragma mark - UITextFieldDelegate
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+
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+- (BOOL)textFieldShouldReturn:(UITextField *)textField {
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+ [textField resignFirstResponder];
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+ return YES;
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+}
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+
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+- (BOOL)textFieldShouldClear:(UITextField *)textField {
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+ self.OKBtn.backgroundColor = [UIColor colorWithRed:221.0/255.0 green:233.0/255.0 blue:255.0/255.0 alpha:1.0];
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+ self.warningLabel.hidden = YES;
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+ return YES;
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+}
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+
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+@end
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