Added Extend Area.

Author: ivanvorobei

Example App/NativeUIKit.xcodeproj/project.xcworkspace/xcuserdata/ivanvorobei.xcuserdatad/UserInterfaceState.xcuserstate

@@ -0,0 +1,86 @@
+// The MIT License (MIT)
+// Copyright © 2021 Ivan Vorobei (hello@ivanvorobei.by)
+//
+// 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.
+
+#if canImport(UIKit) && (os(iOS))
+import UIKit
+import SparrowKit
+import SPDiffable
+
+@available(iOS 13.0, *)
+extension NativeHeaderTableController {
+    
+    open class HeaderContainerView: SPView {
+        
+        // MARK: - Public
+        
+        public let contentView: UIView
+        
+        public var extendAreaToTop: Bool = true {
+            didSet {
+                extendAreaView.isHidden = !extendAreaToTop
+            }
+        }
+        
+        // MARK: - Private
+        
+        private var extendAreaView = SPView()
+        
+        // MARK: - Init
+        
+        public init(contentView: UIView) {
+            self.contentView = contentView
+            super.init()
+        }
+        
+        public required init?(coder aDecoder: NSCoder) {
+            fatalError("init(coder:) has not been implemented")
+        }
+        
+        public override func commonInit() {
+            super.commonInit()
+            insetsLayoutMarginsFromSafeArea = false
+            layoutMargins = .zero
+            addSubview(extendAreaView)
+            addSubview(contentView)
+        }
+        
+        // MARK: - Ovveride
+        
+        
+        
+        // MARK: - Layout
+        
+        public override func layoutSubviews() {
+            super.layoutSubviews()
+            extendAreaView.frame = .init(x: .zero, maxY: .zero, width: frame.width, height: 1000)
+            contentView.setWidthAndFit(width: layoutWidth)
+            contentView.frame.origin.x = layoutMargins.left
+            contentView.frame.origin.y = layoutMargins.top
+        }
+        
+        public override func sizeThatFits(_ size: CGSize) -> CGSize {
+            frame.setWidth(size.width)
+            layoutSubviews()
+            return .init(width: size.width, height: contentView.frame.maxY + layoutMargins.bottom)
+        }
+    }
+}
+#endif

Sources/NativeUIKit/Controllers/Table/Header/NativeHeaderTableController+HeaderContainerView.swift

@@ -26,15 +26,15 @@ import SPDiffable
 
 @available(iOS 13.0, *)
 open class NativeHeaderTableController: SPDiffableTableController {
+
+    // MARK: - Public
+    
+    open var headerContainerView: HeaderContainerView
 
     // MARK: - Init
 
     public init(style: UITableView.Style, headerView: UIView) {
-        super.init(style: style)
-        tableView.tableHeaderView = HeaderContainerView(contentView: headerView)
-    }
-    
-    public init(style: UITableView.Style, headerContainerView: HeaderContainerView) {
+        self.headerContainerView = HeaderContainerView(contentView: headerView)
         super.init(style: style)
         tableView.tableHeaderView = headerContainerView
     }
@@ -61,41 +61,5 @@ open class NativeHeaderTableController: SPDiffableTableController {
     }
 
     private var cachedHeaderHeight: CGFloat? = nil
-    
-    // MARK: - Views
-    
-    open class HeaderContainerView: SPView {
-        
-        public let contentView: UIView
-        
-        public init(contentView: UIView) {
-            self.contentView = contentView
-            super.init()
-        }
-        
-        public required init?(coder aDecoder: NSCoder) {
-            fatalError("init(coder:) has not been implemented")
-        }
-        
-        public override func commonInit() {
-            super.commonInit()
-            insetsLayoutMarginsFromSafeArea = false
-            layoutMargins = .zero
-            addSubview(contentView)
-        }
-        
-        public override func layoutSubviews() {
-            super.layoutSubviews()
-            contentView.setWidthAndFit(width: frame.width)
-            contentView.frame.origin.x = .zero
-            contentView.frame.origin.y = .zero
-        }
-        
-        public override func sizeThatFits(_ size: CGSize) -> CGSize {
-            frame.setWidth(size.width)
-            layoutSubviews()
-            return .init(width: size.width, height: contentView.frame.maxY)
-        }
-    }
 }
 #endif