63 lines
2.4 KiB
Swift
63 lines
2.4 KiB
Swift
/*
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* QRCodeReader.swift
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*
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* Copyright 2014-present Yannick Loriot.
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* http://yannickloriot.com
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*/
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import UIKit
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import AVFoundation
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class ViewController: UIViewController, QRCodeReaderViewControllerDelegate {
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lazy var reader = QRCodeReaderViewController(metadataObjectTypes: [AVMetadataObjectTypeQRCode])
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@IBAction func scanAction(sender: AnyObject) {
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if QRCodeReader.supportsMetadataObjectTypes() {
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reader.modalPresentationStyle = .FormSheet
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reader.delegate = self
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reader.completionBlock = { (result: String?) in
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println(result)
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}
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presentViewController(reader, animated: true, completion: nil)
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}
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else {
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let alert = UIAlertController(title: "Error", message: "Reader not supported by the current device", preferredStyle: .Alert)
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alert.addAction(UIAlertAction(title: "OK", style: .Cancel, handler: nil))
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presentViewController(alert, animated: true, completion: nil)
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}
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}
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// MARK: - QRCodeReader Delegate Methods
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func reader(reader: QRCodeReaderViewController, didScanResult result: String) {
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self.dismissViewControllerAnimated(true, completion: nil)
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}
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func readerDidCancel(reader: QRCodeReaderViewController) {
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self.dismissViewControllerAnimated(true, completion: nil)
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}
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}
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