Script blocking UI works now

SBrowser/Script Policy UI/ScriptControllerIconView.swift

@@ -0,0 +1,55 @@
+//
+//  ScriptControllerIconView.swift
+//  SBrowser
+//
+//  Created by James Magahern on 7/24/20.
+//
+
+import UIKit
+
+class ScriptControllerIconView: UIButton
+{
+    private let labelView = UILabel(frame: .zero)
+    
+    convenience init() {
+        self.init(frame: .zero)
+        
+        addSubview(labelView)
+        
+        let image = UIImage(systemName: "shield")
+        setImage(image, for: .normal)
+        
+        imageView?.contentMode = .scaleAspectFit
+        labelView.backgroundColor = .systemRed
+        labelView.textAlignment = .center
+        labelView.layer.cornerRadius = 4.0
+        labelView.layer.masksToBounds = true
+        labelView.font = .boldSystemFont(ofSize: 8)
+        labelView.textColor = .white
+        
+        setBlockedScriptsNumber(0)
+    }
+    
+    public func setBlockedScriptsNumber(_ num: Int) {
+        if num > 0 {
+            labelView.isHidden = false
+            labelView.text = "\(num)"
+        } else {
+            labelView.isHidden = true
+        }
+        
+        setNeedsLayout()
+    }
+    
+    override func sizeThatFits(_ size: CGSize) -> CGSize {
+        return CGSize(width: 44.0, height: 44.0)
+    }
+        
+    override func layoutSubviews() {
+        super.layoutSubviews()
+        
+        labelView.sizeToFit()
+        labelView.center = CGPoint(x: bounds.center.x + 10, y: bounds.center.y + 10)
+        labelView.bounds = labelView.bounds.insetBy(dx: -2.0, dy: -2.0)
+    }
+}