Last active
May 29, 2018 11:23
-
-
Save s1ddok/532361d7cba864a30c278f1e65d34c09 to your computer and use it in GitHub Desktop.
dct-snippet4
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import UIKit | |
class UserOptionsViewController: UITableViewController { | |
// 1 | |
var options: [Option] = [] | |
// 2 | |
fileprivate var registeredTypes: [ObjectIdentifier: UITableViewCell.Type] = [:] | |
fileprivate func register(cellType: UITableViewCell.Type, for modelType: Option.Type) { | |
let typeId = ObjectIdentifier(modelType) | |
self.registeredTypes[typeId] = cellType | |
} | |
fileprivate func cellType(for modelType: Option.Type) -> UITableViewCell.Type? { | |
let typeId = ObjectIdentifier(modelType) | |
return self.registeredTypes[typeId] | |
} | |
override func viewDidLoad() { | |
super.viewDidLoad() | |
// 3 | |
self.tableView.registerCellWithNib(cell: BoolOptionCell.self) | |
self.tableView.registerCellWithNib(cell: FloatOptionCell.self) | |
self.tableView.registerCellWithNib(cell: SelectionOptionCell.self) | |
// 4 | |
self.register(cellType: BoolOptionCell.self, for: BoolOption.self) | |
self.register(cellType: FloatOptionCell.self, for: FloatOption.self) | |
self.register(cellType: SelectionOptionCell.self, for: SelectionOption.self) | |
self.tableView.rowHeight = UITableViewAutomaticDimension | |
self.tableView.estimatedRowHeight = 140 | |
self.options = DebugMenu.sharedManager.userOptions | |
} | |
override func numberOfSections(in tableView: UITableView) -> Int { | |
return 1 | |
} | |
override func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? { | |
return "User options" | |
} | |
override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int { | |
return options.count | |
} | |
override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell { | |
let currentOption = options[indexPath.row] | |
// 5 | |
guard | |
let cellType = self.cellType(for: type(of: currentOption)), | |
let cell = self.tableView.dequeueCell(cell: cellType) as? OptionCell | |
else { | |
return UITableViewCell() | |
} | |
cell.configure(for: currentOption) | |
return cell as? UITableViewCell ?? UITableViewCell() | |
} | |
// 6 | |
override func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat { | |
return UITableViewAutomaticDimension | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment