iPhone模拟器的屏幕截图应用程序[关闭]

iPhone模拟器的屏幕截图应用程序

swift
func captureScreenshot() {
    let window = UIApplication.shared.windows.first
    let renderer = UIGraphicsImageRenderer(size: window!.bounds.size)
    let screenshot = renderer.image { _ in
        window?.drawHierarchy(in: window!.bounds, afterScreenUpdates: true)
    }
    
    UIImageWriteToSavedPhotosAlbum(screenshot, nil, nil, nil)
}

swift
import UIKit
class ViewController: UIViewController {
    override func viewDidLoad() {
        super.viewDidLoad()
        
        let button = UIButton(type: .system)
        button.setTitle("截图", for: .normal)
        button.frame = CGRect(x: 100, y: 200, width: 100, height: 50)
        button.addTarget(self, action: #selector(captureScreenshot), for: .touchUpInside)
        view.addSubview(button)
    }
    @objc func captureScreenshot() {
        let window = UIApplication.shared.windows.first
        let renderer = UIGraphicsImageRenderer(size: window!.bounds.size)
        let screenshot = renderer.image { _ in
            window?.drawHierarchy(in: window!.bounds, afterScreenUpdates: true)
        }
        
        UIImageWriteToSavedPhotosAlbum(screenshot, nil, nil, nil)
    }
}