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setup contentHugging and added more contraints to toggle when not in label mode

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Signed-off-by: Matt Bruce <matt.bruce@verizon.com>
This commit is contained in:
Matt Bruce 2024-07-31 12:26:39 -05:00
parent 10c7435597
commit 3ec2c98425
1 changed files with 48 additions and 13 deletions
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61
VDS/Components/Toggle/Toggle.swift
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@ -55,6 +55,7 @@ open class Toggle: Control, Changeable, FormFieldable {
private var leftConstraints: [NSLayoutConstraint] = []
private var rightConstraints: [NSLayoutConstraint] = []
private var labelConstraints: [NSLayoutConstraint] = []
private var toggleConstraints: [NSLayoutConstraint] = []
//--------------------------------------------------
// MARK: - Configuration
@ -95,7 +96,7 @@ open class Toggle: Control, Changeable, FormFieldable {
open var toggleView = ToggleView().with {
$0.setContentCompressionResistancePriority(.defaultHigh, for: .horizontal)
$0.isUserInteractionEnabled = false
$0.isAccessibilityElement = false
$0.isAccessibilityElement = false
}
/// Used in showing the on/off text.
@ -148,18 +149,6 @@ open class Toggle: Control, Changeable, FormFieldable {
open var value: AnyHashable? { isOn }
/// The natural size for the receiving view, considering only properties of the view itself.
open override var intrinsicContentSize: CGSize {
if showLabel {
label.sizeToFit()
let size = CGSize(width: label.frame.width + spacingBetween + toggleContainerSize.width,
height: max(toggleContainerSize.height, label.frame.height))
return size
} else {
return toggleContainerSize
}
}
open override var shouldHighlight: Bool { false }
//--------------------------------------------------
@ -208,6 +197,49 @@ open class Toggle: Control, Changeable, FormFieldable {
label.trailingAnchor.constraint(lessThanOrEqualTo: trailingAnchor)
]
// Set content hugging priority
setContentHuggingPriority(.required, for: .horizontal)
isAccessibilityElement = true
if #available(iOS 17.0, *) {
accessibilityTraits = .toggleButton
} else {
accessibilityTraits = .button
}
addSubview(label)
addSubview(toggleView)
// Set up initial constraints for label and switch
toggleView.centerYAnchor.constraint(equalTo: centerYAnchor).isActive = true
//toggle
toggleConstraints = [
toggleView.leadingAnchor.constraint(greaterThanOrEqualTo: leadingAnchor),
toggleView.trailingAnchor.constraint(lessThanOrEqualTo: trailingAnchor)
]
//toggle and label variants
labelConstraints = [
height(constant: toggleContainerSize.height, priority: .defaultLow),
heightGreaterThanEqualTo(constant: toggleContainerSize.height, priority: .defaultHigh),
label.topAnchor.constraint(equalTo: topAnchor),
label.bottomAnchor.constraint(equalTo: bottomAnchor),
]
//label-toggle
leftConstraints = [
label.leadingAnchor.constraint(equalTo: leadingAnchor),
toggleView.leadingAnchor.constraint(equalTo: label.trailingAnchor, constant: spacingBetween),
toggleView.trailingAnchor.constraint(equalTo: trailingAnchor)
]
//toggle-label
rightConstraints = [
toggleView.leadingAnchor.constraint(equalTo: leadingAnchor),
label.leadingAnchor.constraint(equalTo: toggleView.trailingAnchor, constant: spacingBetween),
label.trailingAnchor.constraint(equalTo: trailingAnchor)
]
bridge_accessibilityValueBlock = { [weak self] in
guard let self else { return "" }
if showText {
@ -261,6 +293,8 @@ open class Toggle: Control, Changeable, FormFieldable {
label.isHidden = !showLabel
if showLabel {
NSLayoutConstraint.deactivate(toggleConstraints)
label.textAlignment = textPosition == .left ? .right : .left
label.textStyle = textStyle
label.text = statusText
@ -279,6 +313,7 @@ open class Toggle: Control, Changeable, FormFieldable {
NSLayoutConstraint.deactivate(leftConstraints)
NSLayoutConstraint.deactivate(rightConstraints)
NSLayoutConstraint.deactivate(labelConstraints)
NSLayoutConstraint.activate(toggleConstraints)
}
}
}