kmpdfkit_demo/PDFViewer/Source/PDFSettings/PDFSettingsViewController.m

//
//  PDFSettingsViewController.m
//  PDFReader
//
//  Copyright © 2014-2022 PDF Technologies, Inc. All Rights Reserved.
//
//  The PDF Reader Sample applications are licensed with a modified BSD license.
//  Please see License for details. This notice may not be removed from this file.
//

#import "PDFSettingsViewController.h"
#import "PDFSettingsValueViewController.h"
#import <ComPDFKit/ComPDFKit.h>

@interface PDFSettingsViewController () <UITableViewDelegate,UITableViewDataSource,UITextFieldDelegate>

@property (nonatomic,retain) UITableView *tableView;

@end

@implementation PDFSettingsViewController

#pragma mark - UIViewController Methods

- (void)viewDidLoad {
    [super viewDidLoad];
    
    // Do any additional setup after loading the view.
    self.title = NSLocalizedString(@"Settings", nil);

    self.tableView = [[[UITableView alloc] initWithFrame:self.view.bounds style:UITableViewStyleGrouped] autorelease];
    self.tableView.autoresizingMask = UIViewAutoresizingFlexibleWidth|UIViewAutoresizingFlexibleHeight;
    self.tableView.delegate = self;
    self.tableView.dataSource = self;
    [self.view addSubview:self.tableView];
}

#pragma mark - UITableViewDataSource

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    return 2;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return 4;
}

- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
    if (section == 0) {
        return NSLocalizedString(@"PDF Reader", nil);
    } else {
        return NSLocalizedString(@"PDF SDK", nil);
    }
}

- (NSString *)tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
    if (section == 0) {
        return nil;
    } else {
        return NSLocalizedString(@"Copyright © 2014-2022 PDF Technologies, Inc. All Rights Reserved.", nil);
    }
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"Cell"];
    if (!cell) {
        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:@"Cell"] autorelease];
    }
    if (indexPath.section == 0) {
        switch (indexPath.row) {
            case 0:
            {
                cell.textLabel.text = NSLocalizedString(@"Highlight Links", nil);
                UISwitch *sw = [[[UISwitch alloc] init] autorelease];
                sw.on = CPDFKitShareConfig.enableLinkFieldHighlight;
                [sw addTarget:self action:@selector(highlightLinksAction:) forControlEvents:UIControlEventTouchUpInside];
                cell.accessoryView = sw;
            }
                break;
            case 1:
            {
                cell.textLabel.text = NSLocalizedString(@"Scroll Pages", nil);
                cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
                if (CPDFDisplayDirectionVertical == CPDFKitShareConfig.displayDirection) {
                    cell.detailTextLabel.text = NSLocalizedString(@"Vertical", nil);
                } else {
                    cell.detailTextLabel.text = NSLocalizedString(@"Horizontal", nil);
                }
            }
                break;
            case 2:
            {
                cell.textLabel.text = NSLocalizedString(@"Annotation Author:", nil);
                UITextField *textField = [[[UITextField alloc] initWithFrame:CGRectMake(0, 0, 160, 30)] autorelease];
                textField.textAlignment = NSTextAlignmentRight;
                textField.returnKeyType = UIReturnKeyDone;
                textField.delegate = self;
                textField.text = CPDFKitShareConfig.annotationAuthor;
                cell.accessoryView = textField;
            }
                break;
            case 3:
            {
                unsigned long long cacheSize = CPDFKitShareConfig.cacheSize;
                NSString *string = [NSByteCountFormatter stringFromByteCount:cacheSize
                                                                  countStyle:NSByteCountFormatterCountStyleFile];
                cell.textLabel.text = NSLocalizedString(@"Clear Cache", nil);
                cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
                cell.detailTextLabel.text = string;
            }
                break;
        }
    } else if (indexPath.section == 1) {
        cell.detailTextLabel.font = [UIFont systemFontOfSize:12];
        switch (indexPath.row) {
            case 0:
            {
                cell.textLabel.text = NSLocalizedString(@"Version", nil);
                cell.detailTextLabel.text = [NSString stringWithFormat:@"v%@", [[CPDFKit sharedInstance] versionNumber]];
            }
                break;
            case 1:
            {
                cell.textLabel.text = NSLocalizedString(@"Phone", nil);
                cell.detailTextLabel.text = @"+886-731-8422-5961";
            }
                break;
            case 2:
            {
                cell.textLabel.text = NSLocalizedString(@"Email", nil);
                cell.detailTextLabel.text = @"support@compdf.com";
            }
                break;
            case 3:
            {
                cell.textLabel.text = NSLocalizedString(@"Official website", nil);
                cell.detailTextLabel.text = @"https://www.compdf.com";
            }
                break;
        }
    }
    return cell;
}

#pragma mark - UITableViewDelegate

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    [tableView deselectRowAtIndexPath:indexPath animated:YES];
    if (indexPath.section == 0) {
        switch (indexPath.row) {
            case 1:
            {
                PDFSettingsValueViewController *vc = [[PDFSettingsValueViewController alloc] init];
                vc.title = NSLocalizedString(@"Scroll Pages", nil);
                vc.dataSource = @[NSLocalizedString(@"Vertical", nil),
                                  NSLocalizedString(@"Horizontal", nil)];
                if (CPDFDisplayDirectionVertical == CPDFKitShareConfig.displayDirection) {
                    vc.selectedIndex = 0;
                } else {
                    vc.selectedIndex = 1;
                }
                vc.callback = ^(NSUInteger selectedIndex) {
                    if (selectedIndex == 0) {
                        CPDFKitShareConfig.displayDirection = CPDFDisplayDirectionVertical;
                    } else {
                        CPDFKitShareConfig.displayDirection = CPDFDisplayDirectionHorizontal;
                    }
                    [self.tableView reloadData];
                };
                [self.navigationController pushViewController:vc animated:YES];
                [vc release];
            }
                break;
            case 3:
            {
                [CPDFKitShareConfig clearCache];
                [self.tableView reloadData];
            }
                break;
        }
    }
}

#pragma mark - UITextFieldDelegate

- (BOOL)textFieldShouldReturn:(UITextField *)textField {
    [textField resignFirstResponder];
    if (textField.text) {
        CPDFKitShareConfig.annotationAuthor = textField.text;
    }
    return YES;
}

#pragma mark - Button Actions

- (void)highlightLinksAction:(UISwitch *)sender {
    CPDFKitShareConfig.enableLinkFieldHighlight = sender.isOn;
}

@end