Make animations individually selectable and no longer animate navigation selections. Issue #1439

iOS/UIKit Extensions/UITableView-Extensions.swift

@@ -0,0 +1,37 @@
+//
+//  UITableView-Extensions.swift
+//  RSCoreiOS
+//
+//  Created by Maurice Parker on 9/6/19.
+//  Copyright © 2019 Ranchero Software, LLC. All rights reserved.
+//
+
+import UIKit
+
+extension UITableView {
+	
+	/**
+	Selects a row and scrolls it to the middle if it is not visible
+	*/
+	public func selectRowAndScrollIfNotVisible(at indexPath: IndexPath, animations: Animations) {
+		selectRow(at: indexPath, animated: animations.contains(.select), scrollPosition: .none)
+
+		if let visibleIndexPaths = indexPathsForRows(in: safeAreaLayoutGuide.layoutFrame) {
+			if !(visibleIndexPaths.contains(indexPath) && cellCompletelyVisable(indexPath)) {
+				selectRow(at: indexPath, animated: animations.contains(.scroll), scrollPosition: .middle)
+			}
+		}
+	}
+	
+	func cellCompletelyVisable(_ indexPath: IndexPath) -> Bool {
+		let rect = rectForRow(at: indexPath)
+		return safeAreaLayoutGuide.layoutFrame.contains(rect)
+	}
+	
+	public func middleVisibleRow() -> IndexPath? {
+		if let visibleIndexPaths = indexPathsForRows(in: safeAreaLayoutGuide.layoutFrame), visibleIndexPaths.count > 2 {
+			return visibleIndexPaths[visibleIndexPaths.count / 2]
+		}
+		return nil
+	}
+}