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Move disclosure chevrons to the left hand side. Issue #1063

This commit is contained in:
Maurice Parker 2019-09-26 19:43:17 -05:00
parent 8c3c89030e
commit 59f58ca424
3 changed files with 21 additions and 18 deletions
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5
iOS/MasterFeed/Cell/MasterFeedTableViewCell.swift
View File

@ -18,7 +18,7 @@ protocol MasterFeedTableViewCellDelegate: class {
class MasterFeedTableViewCell : NNWTableViewCell {
weak var delegate: MasterFeedTableViewCellDelegate?
var allowDisclosureSelection = false
var isDisclosureAvailable = false
override var accessibilityLabel: String? {
set {}
@ -146,7 +146,7 @@ class MasterFeedTableViewCell : NNWTableViewCell {
}
@objc func buttonPressed(_ sender: UIButton) {
if allowDisclosureSelection {
if isDisclosureAvailable {
disclosureExpanded = !disclosureExpanded
delegate?.disclosureSelected(self, expanding: disclosureExpanded)
}
@ -192,6 +192,7 @@ private extension MasterFeedTableViewCell {
titleView.setFrameIfNotEqual(layout.titleRect)
unreadCountView.setFrameIfNotEqual(layout.unreadCountRect)
disclosureButton?.setFrameIfNotEqual(layout.disclosureButtonRect)
disclosureButton?.isHidden = !isDisclosureAvailable
separatorInset = layout.separatorInsets
}

32
iOS/MasterFeed/Cell/MasterFeedTableViewCellLayout.swift
View File

@ -13,10 +13,9 @@ struct MasterFeedTableViewCellLayout {
private static let editingControlIndent = CGFloat(integerLiteral: 40)
private static let imageSize = CGSize(width: 20, height: 20)
private static let marginLeft = CGFloat(integerLiteral: 8)
private static let imageMarginRight = CGFloat(integerLiteral: 8)
private static let unreadCountMarginLeft = CGFloat(integerLiteral: 8)
private static let unreadCountMarginRight = CGFloat(integerLiteral: 0)
private static let unreadCountMarginRight = CGFloat(integerLiteral: 16)
private static let disclosureButtonSize = CGSize(width: 44, height: 44)
private static let minRowHeight = CGFloat(integerLiteral: 44)
@ -33,7 +32,7 @@ struct MasterFeedTableViewCellLayout {
init(cellWidth: CGFloat, insets: UIEdgeInsets, shouldShowImage: Bool, label: UILabel, unreadCountView: MasterFeedUnreadCountView, showingEditingControl: Bool, indent: Bool, shouldShowDisclosure: Bool) {
var initialIndent = MasterFeedTableViewCellLayout.marginLeft + insets.left
var initialIndent = insets.left
if indent {
initialIndent += MasterFeedTableViewCellLayout.imageSize.width + MasterFeedTableViewCellLayout.imageMarginRight
}
@ -43,11 +42,19 @@ struct MasterFeedTableViewCellLayout {
let bounds = CGRect(x: initialIndent, y: 0.0, width: floor(cellWidth - initialIndent - insets.right), height: 0.0)
// Disclosure Button
var rDisclosure = CGRect.zero
if shouldShowDisclosure {
rDisclosure.size = MasterFeedTableViewCellLayout.disclosureButtonSize
rDisclosure.origin.x = bounds.origin.x
}
// Favicon
var rFavicon = CGRect.zero
if shouldShowImage {
let x = bounds.origin.x + MasterFeedTableViewCellLayout.disclosureButtonSize.width
let y = UIFontMetrics.default.scaledValue(for: CGFloat(integerLiteral: 4))
rFavicon = CGRect(x: bounds.origin.x, y: y, width: MasterFeedTableViewCellLayout.imageSize.width, height: MasterFeedTableViewCellLayout.imageSize.height)
rFavicon = CGRect(x: x, y: y, width: MasterFeedTableViewCellLayout.imageSize.width, height: MasterFeedTableViewCellLayout.imageSize.height)
}
// Separator Insets
@ -60,26 +67,21 @@ struct MasterFeedTableViewCellLayout {
var rUnread = CGRect.zero
if !unreadCountIsHidden {
rUnread.size = unreadCountSize
rUnread.origin.x = bounds.maxX -
(unreadCountSize.width + MasterFeedTableViewCellLayout.unreadCountMarginRight + MasterFeedTableViewCellLayout.disclosureButtonSize.width)
rUnread.origin.x = bounds.maxX - (MasterFeedTableViewCellLayout.unreadCountMarginRight + unreadCountSize.width)
if showingEditingControl {
rUnread.origin.x = rUnread.origin.x - MasterFeedTableViewCellLayout.editingControlIndent
}
}
// Disclosure Button
var rDisclosure = CGRect.zero
if shouldShowDisclosure {
rDisclosure.size = MasterFeedTableViewCellLayout.disclosureButtonSize
rDisclosure.origin.x = bounds.maxX - MasterFeedTableViewCellLayout.disclosureButtonSize.width
}
// Title
let labelWidth = bounds.width - (rFavicon.width + MasterFeedTableViewCellLayout.imageMarginRight + MasterFeedTableViewCellLayout.unreadCountMarginLeft + rUnread.width + MasterFeedTableViewCellLayout.unreadCountMarginRight + MasterFeedTableViewCellLayout.disclosureButtonSize.width)
let labelWidth = bounds.width - (rFavicon.width + MasterFeedTableViewCellLayout.imageMarginRight + MasterFeedTableViewCellLayout.unreadCountMarginLeft + rUnread.width + MasterFeedTableViewCellLayout.disclosureButtonSize.width + MasterFeedTableViewCellLayout.unreadCountMarginRight)
let labelSizeInfo = MultilineUILabelSizer.size(for: label.text ?? "", font: label.font, numberOfLines: 0, width: Int(floor(labelWidth)))
var rLabel = CGRect(x: 0.0, y: 0.0, width: labelSizeInfo.size.width, height: labelSizeInfo.size.height)
if shouldShowImage {
rLabel.origin.x = rFavicon.maxX + MasterFeedTableViewCellLayout.imageMarginRight
} else {
rLabel.origin.x = bounds.minX
rLabel.origin.x = bounds.minX + MasterFeedTableViewCellLayout.disclosureButtonSize.width
}
// Determine cell height

2
iOS/MasterFeed/MasterFeedViewController.swift
View File

@ -601,7 +601,7 @@ private extension MasterFeedViewController {
cell.indentationLevel = 0
}
cell.disclosureExpanded = node.isExpanded
cell.allowDisclosureSelection = node.canHaveChildNodes
cell.isDisclosureAvailable = node.canHaveChildNodes
cell.name = nameFor(node)
cell.unreadCount = coordinator.unreadCountFor(node)