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Fixed RootElement.CanSelectContent returning incorrect results when CanBeSelected changes in children

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This commit is contained in:
Ell 2022-03-17 20:36:30 +01:00
parent bb22bbdf75
commit 4aff5a2875
3 changed files with 5 additions and 19 deletions
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1
CHANGELOG.md
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@ -61,6 +61,7 @@ Fixes
- Fixed UiControls allowing for non-selectable or non-mouseable elements to be marked as selected or moused
- Fixed buttons and checkboxes changing their CanBeSelected and CanBePressed values when being disabled
- Fixed children of Panel scroll bars also being scrolled
- Fixed RootElement.CanSelectContent returning incorrect results when CanBeSelected changes in children
Removals
- Marked StyleProp equality members as obsolete

6
MLEM.Ui/UiControls.cs
View file

@ -156,7 +156,7 @@ namespace MLEM.Ui {
public virtual void Update() {
if (this.IsInputOurs)
this.Input.Update();
this.ActiveRoot = this.System.GetRootElements().FirstOrDefault(root => root.CanSelectContent && !root.Element.IsHidden);
this.ActiveRoot = this.System.GetRootElements().FirstOrDefault(root => !root.Element.IsHidden && root.CanSelectContent);
// MOUSE INPUT
if (this.HandleMouse) {
@ -274,7 +274,7 @@ namespace MLEM.Ui {
/// <param name="element">The element to select, or null to deselect the selected element.</param>
/// <param name="autoNav">Whether automatic navigation should be forced on</param>
public void SelectElement(RootElement root, Element element, bool? autoNav = null) {
if (root == null || !root.CanSelectContent)
if (root == null)
return;
if (element != null && !element.CanBeSelected)
return;
@ -337,7 +337,7 @@ namespace MLEM.Ui {
/// <param name="root">The root element whose selected element to return</param>
/// <returns>The given root's selected element, or null if the root doesn't exist, or if there is no selected element for that root.</returns>
public Element GetSelectedElement(RootElement root) {
if (root == null || !root.CanSelectContent)
if (root == null)
return null;
this.selectedElements.TryGetValue(root.Name, out var element);
if (element != null && !element.CanBeSelected)

17
MLEM.Ui/UiSystem.cs
View file

@ -535,7 +535,7 @@ namespace MLEM.Ui {
/// Determines whether this root element contains any children that <see cref="Elements.Element.CanBeSelected"/>.
/// This value is automatically calculated.
/// </summary>
public bool CanSelectContent { get; private set; }
public bool CanSelectContent => this.Element.CanBeSelected || this.Element.GetChildren(c => c.CanBeSelected, true).Any();
/// <summary>
/// Event that is invoked when a <see cref="Element"/> is added to this root element or any of its children.
@ -558,21 +558,6 @@ namespace MLEM.Ui {
this.Name = name;
this.Element = element;
this.System = system;
this.OnElementAdded += e => {
if (e.CanBeSelected)
this.CanSelectContent = true;
};
this.OnElementRemoved += e => {
if (e.CanBeSelected) {
// check if removing this element removed all other selectable elements
foreach (var c in this.Element.GetChildren(regardGrandchildren: true)) {
if (c.CanBeSelected)
return;
}
this.CanSelectContent = false;
}
};
}
/// <summary>