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playing around with UI kit built in list views #2
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| // | ||
| // FirstViewController.swift | ||
| // FirstApp | ||
| // | ||
| // Created by ahmed.aly on 5/20/19. | ||
| // Copyright © 2019 yeetsies. All rights reserved. | ||
| // | ||
|
|
||
| import UIKit | ||
|
|
||
| class MyTableViewController: UITableViewController { | ||
|
|
||
| override func viewDidLoad() { | ||
| super.viewDidLoad() | ||
|
|
||
| navigationItem.title = "My TableView" | ||
| tableView.register(MyCell.self, forCellReuseIdentifier: "cellId") | ||
| tableView.register(Header.self, forHeaderFooterViewReuseIdentifier: "headerId") | ||
| tableView.sectionHeaderHeight = 50 | ||
| } | ||
|
|
||
| override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int { | ||
| return 5 | ||
| } | ||
|
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||
|
|
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| override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell { | ||
| return tableView.dequeueReusableCell(withIdentifier: "cellId", for: indexPath) | ||
| } | ||
|
|
||
| override func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? { | ||
| return tableView.dequeueReusableHeaderFooterView(withIdentifier: "headerId") | ||
| } | ||
| } | ||
|
|
||
| class Header: UITableViewHeaderFooterView { | ||
| override init(reuseIdentifier: String?) { | ||
| super.init(reuseIdentifier: reuseIdentifier) | ||
| setUpViews() | ||
| } | ||
|
|
||
| required init?(coder aDecoder: NSCoder) { | ||
| fatalError("init(coder:) has not been implemented") | ||
| } | ||
|
|
||
| let nameLabel: UILabel = { | ||
| let label = UILabel() | ||
| label.text = "My Header" | ||
| label.translatesAutoresizingMaskIntoConstraints = false | ||
| label.font = UIFont.boldSystemFont(ofSize: 14) | ||
| return label | ||
| }() | ||
|
|
||
| func setUpViews() { | ||
| addSubview(nameLabel) | ||
| addConstraints(NSLayoutConstraint.constraints(withVisualFormat: "H:|-16-[v0]|", options: [], | ||
| metrics: nil, views: ["v0": nameLabel])) | ||
| addConstraints(NSLayoutConstraint.constraints(withVisualFormat: "V:|-16-[v0]-16-|", options: [], | ||
| metrics: nil, views: ["v0": nameLabel])) | ||
|
|
||
| } | ||
| } | ||
|
|
||
| class MyCell: UITableViewCell { | ||
| override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) { | ||
| super.init(style: style, reuseIdentifier: reuseIdentifier) | ||
| setUpViews() | ||
| } | ||
|
|
||
| required init?(coder aDecoder: NSCoder) { | ||
| fatalError("init(coder:) has not been implemented") | ||
| } | ||
|
|
||
| let nameLabel: UILabel = { | ||
| let label = UILabel() | ||
| label.text = "Sample Item" | ||
| label.translatesAutoresizingMaskIntoConstraints = false | ||
| label.font = UIFont.boldSystemFont(ofSize: 14) | ||
| return label | ||
| }() | ||
|
|
||
| func setUpViews() { | ||
| addSubview(nameLabel) | ||
| addConstraints(NSLayoutConstraint.constraints(withVisualFormat: "H:|-16-[v0]|", options: [], | ||
| metrics: nil, views: ["v0": nameLabel])) | ||
| addConstraints(NSLayoutConstraint.constraints(withVisualFormat: "V:|-16-[v0]-16-|", options: [], | ||
| metrics: nil, views: ["v0": nameLabel])) | ||
|
|
||
| } | ||
| } | ||
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Is using a visual format a preference over using anchors?