質問編集履歴
3
誤り修正
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@@ -98,7 +98,6 @@
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default: break
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}
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}
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-
}
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// collectionCellのtextFieldなどにdelegateを設定し、
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// returnする場合にrowを数値で指定せずに、cellPresenterのself.cellsの
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@@ -113,6 +112,8 @@
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}
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self.collectionView.reloadItems(at: [[0, row]])
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}
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}
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```
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2
コード修正
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@@ -15,29 +15,64 @@
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簡略化したサンプルを載せてみます。
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```Swift
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// CDCellのEnum
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-
enum
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+
enum CDPresentCell {
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-
case titleCell(String)
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case titleCell(String?)
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-
case artistCell(String)
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case artistCell(String?)
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case releaseCell(Date)
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case releaseCell(Date?)
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}
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// CollectionView
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import UIKit
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class CDViewController: UIViewController {
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class CDViewController: UIViewController, UICollectionViewDataSource, UICollectionViewDelegate {
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@IBOutlet weak var collectionView: UICollectionView!
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@IBOutlet weak var datePicker: UIDatePicker!
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var cells:[
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var cells:[CDPresentCell]
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init() {
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-
self.cells = [.titleCell(
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self.cells = [.titleCell(nil),
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.artistCell(
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.artistCell(nil),
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.releaseCell(
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.releaseCell(nil)
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]
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}
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// 試した1個目 <- CDPresentCell と CDPresentCellが一致しないというエラーが出ました。
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private fun returnRow1(cell: CDPresentCell) -> Int? {
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var m: Int? = nil
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for n in 0 ..< self.cells.count {
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if cell == self.cells[n] {
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m = n
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}
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}
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return m
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}
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// コレ試した2個目 <- CDPresentCell と CDPresentCellが一致しないというエラーが出ました。
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private func returnRow2(cell: CDPresentCell) -> Int? {
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if let index = self.cells.firstIndex(where: { if case cell.self = $0 { return true }; return false }) {
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return index
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}
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return nil
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}
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override func viewDidLoad() {
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}
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@IBAction func doneButtonPressed(_ sender: Any) {
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if let row = self.collectionView.indexPathsForSelectedItems?.first?.row {
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let cellType = self.cells[row]
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switch cellType {
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case .releaseCell(let data):
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self.datePicker.alpha = 1.0
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default: break
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}
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}
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}
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func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
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return self.cells.count
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}
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func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
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let cellType = self.cells[indexPath.row]
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switch cellType {
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@@ -49,11 +84,35 @@
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let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "artist", for: indexPath) as! ArtistCell
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cell.bind(data: data)
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return cell
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-
case .
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87
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case .releaseCell(let data):
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53
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-
let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "
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88
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+
let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "release", for: indexPath) as! ReleaseCell
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cell.bind(data: data)
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return cell
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+
}
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+
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93
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+
func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
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94
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+
let cellType = self.cells[row]
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95
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switch cellType {
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96
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+
case .releaseCell(let data):
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97
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+
self.datePicker.alpha = 1.0
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default: break
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99
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+
}
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100
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+
}
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56
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}
|
|
102
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+
|
|
103
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+
// collectionCellのtextFieldなどにdelegateを設定し、
|
|
104
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+
// returnする場合にrowを数値で指定せずに、cellPresenterのself.cellsの
|
|
105
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+
// enumからindexを取得し、更新に利用したいです。
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106
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+
func artistTextFieldDidReturn(text: String) {
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107
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+
let row = returnRow2(cell: .artist) // コレが働くようにしたい
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108
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+
let cellType = self.cells[row]
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109
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+
switch cellType {
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110
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+
case .titleCell(let data):
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111
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+
self.cells[row] = .titleCell(text)
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+
default: break
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113
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+
}
|
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114
|
+
self.collectionView.reloadItems(at: [[0, row]])
|
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115
|
+
}
|
|
57
116
|
```
|
|
58
117
|
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|
59
118
|
|
1
画像追加
title
CHANGED
|
File without changes
|
body
CHANGED
|
@@ -53,8 +53,7 @@
|
|
|
53
53
|
let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "artist", for: indexPath) as! ArtistCell
|
|
54
54
|
cell.bind(data: data)
|
|
55
55
|
return cell
|
|
56
|
+
}
|
|
57
|
+
```
|
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56
58
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57
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-
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58
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-
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59
|
-
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60
|
-
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59
|
+
|