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RSwift Fabric Extensions
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| import Foundation | |
| import Rswift | |
| protocol ReusableNibTableViewCell: NibInstantiable { | |
| static var reuseIdentifier: IdentifierType { get } | |
| } | |
| extension ReusableNibTableViewCell where NibResourceConcreteType: ReuseIdentifierType, NibResourceConcreteType.ReusableType == Self { | |
| /// Default implementation. Rswift's cell nib structs conform to `ReuseIdentifierType` with an associated type that matches Self | |
| /// So we can know at runtime that this reuse identifier matches this cell, and cells can conform to `ReusableNibTableViewCell` just by | |
| /// conforming to `NibInstantiable` | |
| static var reuseIdentifier: IdentifierType { | |
| return self.nibResource | |
| } | |
| } |
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| import UIKit | |
| import Rswift | |
| extension UITableView { | |
| func registerReusableNibCell<C: ReusableNibTableViewCell where C: UITableViewCell>(_: C.Type) { | |
| self.registerNib(C.nib, forCellReuseIdentifier: C.reuseIdentifier.identifier) | |
| } | |
| } | |
| extension ReusableNibTableViewCell where Self: UITableViewCell { | |
| static func dequeueFromTableView(tableView: UITableView, _ indexPath: NSIndexPath, @noescape configure: (Self -> ()) = { _ in }) -> Self { | |
| let cell = tableView.dequeueReusableCellWithIdentifier(Self.reuseIdentifier.identifier, forIndexPath: indexPath) as! Self | |
| configure(cell) | |
| return cell | |
| } | |
| } |
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| final class SampleTableViewCell: UITableViewCell, ReusableNibTableViewCell { | |
| static let nibResource = R.nib.sampleTableViewCell | |
| } | |
| final class SampleViewController: UIViewController, UITableViewDataSource { | |
| override func viewDidLoad() { | |
| super.viewDidLoad() | |
| self.tableView.registerReusableNibCell(SampleTableViewCell) | |
| } | |
| @objc func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell { | |
| return SampleTableViewCell.dequeueFromTableView(tableView, indexPath) { cell in | |
| /// configure `cell` | |
| } | |
| } | |
| } |
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