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Pods/ESTabBarController-swift/Sources/ESTabBarItemContainer.swift

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+//
+//  ESTabBarItemContainer.swift
+//
+//  Created by Vincent Li on 2017/2/8.
+//  Copyright (c) 2013-2018 ESTabBarController (https://github.com/eggswift/ESTabBarController)
+//
+//  Permission is hereby granted, free of charge, to any person obtaining a copy
+//  of this software and associated documentation files (the "Software"), to deal
+//  in the Software without restriction, including without limitation the rights
+//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+//  copies of the Software, and to permit persons to whom the Software is
+//  furnished to do so, subject to the following conditions:
+//
+//  The above copyright notice and this permission notice shall be included in
+//  all copies or substantial portions of the Software.
+//
+//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+//  THE SOFTWARE.
+//
+
+import UIKit
+
+internal class ESTabBarItemContainer: UIControl {
+    
+    internal init(_ target: AnyObject?, tag: Int) {
+        super.init(frame: CGRect.zero)
+        self.tag = tag
+        self.addTarget(target, action: #selector(ESTabBar.selectAction(_:)), for: .touchUpInside)
+        self.addTarget(target, action: #selector(ESTabBar.highlightAction(_:)), for: .touchDown)
+        self.addTarget(target, action: #selector(ESTabBar.highlightAction(_:)), for: .touchDragEnter)
+        self.addTarget(target, action: #selector(ESTabBar.dehighlightAction(_:)), for: .touchDragExit)
+        self.backgroundColor = .clear
+        self.isAccessibilityElement = true
+    }
+    
+    internal required init?(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    internal override func layoutSubviews() {
+        super.layoutSubviews()
+        for subview in self.subviews {
+            if let subview = subview as? ESTabBarItemContentView {
+                subview.frame = CGRect.init(x: subview.insets.left, y: subview.insets.top, width: bounds.size.width - subview.insets.left - subview.insets.right, height: bounds.size.height - subview.insets.top - subview.insets.bottom)
+                subview.updateLayout()
+            }
+        }
+    }
+
+    internal override func point(inside point: CGPoint, with event: UIEvent?) -> Bool {
+        var b = super.point(inside: point, with: event)
+        if !b {
+            for subview in self.subviews {
+                if subview.point(inside: CGPoint.init(x: point.x - subview.frame.origin.x, y: point.y - subview.frame.origin.y), with: event) {
+                    b = true
+                }
+            }
+        }
+        return b
+    }
+    
+}