IQKeyboardManager/Demo/Objective_C_Demo/ViewController/ViewController.m

//
//  ViewController.m
//  KeyboardTextFieldDemo

#import "ViewController.h"
#import "IQKeyboardManager.h"

@interface ViewController ()<UIPopoverPresentationControllerDelegate>

@end


@implementation ViewController

- (IBAction)shareClicked:(UIBarButtonItem *)sender
{
    NSString *shareString = @"IQKeyboardManager is really great control for iOS developer to manage keyboard-textField.";
    UIImage *shareImage = [UIImage imageNamed:@"IQKeyboardManagerScreenshot"];
    NSURL *youtubeUrl = [NSURL URLWithString:@"http://youtu.be/6nhLw6hju2A"];
    
    NSArray *activityItems = @[youtubeUrl,
                              shareString,
                              shareImage];
    
    UIActivityViewController *controller = [[UIActivityViewController alloc] initWithActivityItems:activityItems applicationActivities:nil];
    NSArray *excludedActivities = @[UIActivityTypePrint,
                                    UIActivityTypeCopyToPasteboard,
                                    UIActivityTypeAssignToContact,
                                    UIActivityTypeSaveToCameraRoll];
    controller.excludedActivityTypes = excludedActivities;
    [self presentViewController:controller animated:YES completion:nil];
}

-(void)viewDidLoad
{
    [super viewDidLoad];
    [[IQKeyboardManager sharedManager] setToolbarManageBehaviour:IQAutoToolbarByPosition];
}

//- (nullable UIViewController *)presentationController:(UIPresentationController *)controller viewControllerForAdaptivePresentationStyle:(UIModalPresentationStyle)style
//{
//    if (style == UIModalPresentationOverFullScreen)
//    {
//        return controller.presentedViewController;
//    }
//    else
//    {
//        return nil;
//    }
//    NSLog(@"%@",controller.presentedViewController);
//    NSLog(@"%@",controller.presentingViewController);
//    return controller.presentedViewController;
//}

-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    [tableView deselectRowAtIndexPath:indexPath animated:YES];
}

-(void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
    if ([segue.identifier isEqualToString:@"SettingsNavigationController"])
    {
        segue.destinationViewController.modalPresentationStyle = UIModalPresentationPopover;
        segue.destinationViewController.popoverPresentationController.barButtonItem = sender;
        
        CGFloat heightWidth = MAX(CGRectGetWidth([[UIScreen mainScreen] bounds]), CGRectGetHeight([[UIScreen mainScreen] bounds]));
        segue.destinationViewController.preferredContentSize = CGSizeMake(heightWidth, heightWidth);
        segue.destinationViewController.popoverPresentationController.delegate = self;
    }
    else if ([segue.identifier isEqualToString:@"PopoverViewController"])
    {
        segue.destinationViewController.modalPresentationStyle = UIModalPresentationPopover;
        segue.destinationViewController.popoverPresentationController.sourceView = sender;
        
        CGFloat heightWidth = MAX(CGRectGetWidth([[UIScreen mainScreen] bounds]), CGRectGetHeight([[UIScreen mainScreen] bounds]));
        segue.destinationViewController.preferredContentSize = CGSizeMake(heightWidth, heightWidth);
        segue.destinationViewController.popoverPresentationController.delegate = self;
    }
}

- (UIModalPresentationStyle)adaptivePresentationStyleForPresentationController:(UIPresentationController *)controller
{
    return UIModalPresentationNone;
}

-(void)prepareForPopoverPresentation:(UIPopoverPresentationController *)popoverPresentationController
{
    [self.view endEditing:YES];
}

-(BOOL)shouldAutorotate
{
    return NO;
}

-(BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation
{
    return (toInterfaceOrientation == UIInterfaceOrientationPortrait);
}

-(UIInterfaceOrientationMask)supportedInterfaceOrientations
{
    return UIInterfaceOrientationMaskPortrait;
}

- (UIInterfaceOrientation)preferredInterfaceOrientationForPresentation
{
    return UIInterfaceOrientationPortrait;
}

@end