IQKeyboardManager/Demo/Swift_Demo/ViewController/TextFieldViewController.swift

//
//  TextFieldViewController.swift
//  IQKeyboard
//
//  Created by Iftekhar on 23/09/14.
//  Copyright (c) 2014 Iftekhar. All rights reserved.
//

import UIKit
import IQKeyboardManagerSwift
import IQDropDownTextField

class TextFieldViewController: UIViewController, UITextViewDelegate, UIPopoverPresentationControllerDelegate {

    @IBOutlet var textField3: UITextField!
    @IBOutlet var textView1: IQTextView!
    @IBOutlet var textView2: UITextView!

    @IBOutlet var dropDownTextField: IQDropDownTextField!

    @IBOutlet var buttonPush: UIButton!
    @IBOutlet var buttonPresent: UIButton!

    @objc func previousAction(_ sender: UITextField) {
        print("PreviousAction")
    }

    @objc func nextAction(_ sender: UITextField) {
        print("nextAction")
    }

    @objc func doneAction(_ sender: UITextField) {
        print("doneAction")
    }

    deinit {
        textField3 = nil
        textView1 = nil
        dropDownTextField = nil
    }

    override func viewDidLoad() {
        super.viewDidLoad()

        textView2.enableMode = .disabled
        textView1.delegate = self

//        textView1.attributedPlaceholder = NSAttributedString(string: "Attributed string from code is supported too", attributes: [.foregroundColor: UIColor.red])

        textField3.keyboardToolbar.previousBarButton.setTarget(self, action: #selector(self.previousAction(_:)))
        textField3.keyboardToolbar.nextBarButton.setTarget(self, action: #selector(self.nextAction(_:)))
        textField3.keyboardToolbar.doneBarButton.setTarget(self, action: #selector(self.doneAction(_:)))
        dropDownTextField.keyboardDistanceFromTextField = 150

        var itemLists = [String]()
        itemLists.append("Zero Line Of Code")
        itemLists.append("No More UIScrollView")
        itemLists.append("No More Subclasses")
        itemLists.append("No More Manual Work")
        itemLists.append("No More #imports")
        itemLists.append("Device Orientation support")
        itemLists.append("UITextField Category for Keyboard")
        itemLists.append("Enable/Desable Keyboard Manager")
        itemLists.append("Customize InputView support")
        itemLists.append("IQTextView for placeholder support")
        itemLists.append("Automanage keyboard toolbar")
        itemLists.append("Can set keyboard and textFiled distance")
        itemLists.append("Can resign on touching outside")
        itemLists.append("Auto adjust textView's height")
        itemLists.append("Adopt tintColor from textField")
        itemLists.append("Customize keyboardAppearance")
        itemLists.append("Play sound on next/prev/done")

        dropDownTextField.itemList = itemLists
    }

    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)

        if self.presentingViewController != nil {
            buttonPush.isHidden = true
            buttonPresent.setTitle("Dismiss", for: .normal)
        }
    }

    @IBAction func presentClicked (_ sender: AnyObject!) {

        if self.presentingViewController == nil {

            let controller: UIViewController = (storyboard?.instantiateViewController(withIdentifier: "TextFieldViewController"))!
            let navController: UINavigationController = UINavigationController(rootViewController: controller)
            navController.navigationBar.tintColor = self.navigationController?.navigationBar.tintColor
            navController.navigationBar.barTintColor = self.navigationController?.navigationBar.barTintColor
            navController.navigationBar.titleTextAttributes = self.navigationController?.navigationBar.titleTextAttributes
            navController.modalTransitionStyle = UIModalTransitionStyle(rawValue: Int(arc4random()%4))!

            // TransitionStylePartialCurl can only be presented by FullScreen style.
            if navController.modalTransitionStyle == UIModalTransitionStyle.partialCurl {
                navController.modalPresentationStyle = UIModalPresentationStyle.fullScreen
            } else {
                navController.modalPresentationStyle = UIModalPresentationStyle.formSheet
            }

            present(navController, animated: true, completion: nil)
        } else {
            dismiss(animated: true, completion: nil)
        }
    }

    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {

        guard let identifier = segue.identifier else {
            return
        }

        if identifier == "SettingsNavigationController" {

            let controller = segue.destination

            controller.modalPresentationStyle = .popover
            controller.popoverPresentationController?.barButtonItem = sender as? UIBarButtonItem

            let heightWidth = max(UIScreen.main.bounds.width, UIScreen.main.bounds.height)
            controller.preferredContentSize = CGSize(width: heightWidth, height: heightWidth)
            controller.popoverPresentationController?.delegate = self
        }
    }

    func adaptivePresentationStyle(for controller: UIPresentationController) -> UIModalPresentationStyle {
        return .none
    }

    func prepareForPopoverPresentation(_ popoverPresentationController: UIPopoverPresentationController) {
        self.view.endEditing(true)
    }

    func textViewDidBeginEditing(_ textView: UITextView) {

        print("textViewDidBeginEditing")
    }

    override var shouldAutorotate: Bool {
        return true
    }
}