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added methods for adding/removing tooltips easily

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Ell 2020-12-05 22:42:10 +01:00
parent 56db897c00
commit b963941b5c
1 changed files with 28 additions and 15 deletions
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43
MLEM.Ui/Elements/Tooltip.cs
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@ -46,22 +46,10 @@ namespace MLEM.Ui.Elements {
if (elementToHover != null) {
elementToHover.OnMouseEnter += element => {
// only display the tooltip if there is anything in it
if (this.Children.All(c => c.IsHidden))
return;
element.System.Add(element.GetType().Name + "Tooltip", this);
if (this.Delay <= TimeSpan.Zero) {
this.IsHidden = false;
this.SnapPositionToMouse();
} else {
this.IsHidden = true;
this.delayCountdown = this.Delay;
}
};
elementToHover.OnMouseExit += element => {
this.delayCountdown = TimeSpan.Zero;
if (this.System != null)
this.System.Remove(this.Root.Name);
if (this.Children.Any(c => !c.IsHidden))
this.Display(element.System, element.GetType().Name + "Tooltip");
};
elementToHover.OnMouseExit += element => this.Remove();
}
}
@ -111,5 +99,30 @@ namespace MLEM.Ui.Elements {
this.PositionOffset = offset;
}
/// <summary>
/// Adds this tooltip to the given <see cref="UiSystem"/> and either displays it directly or starts the <see cref="Delay"/> timer.
/// </summary>
/// <param name="system">The system to add this tooltip to</param>
/// <param name="name">The name that this tooltip should use</param>
public void Display(UiSystem system, string name) {
system.Add(name, this);
if (this.Delay <= TimeSpan.Zero) {
this.IsHidden = false;
this.SnapPositionToMouse();
} else {
this.IsHidden = true;
this.delayCountdown = this.Delay;
}
}
/// <summary>
/// Removes this tooltip from its <see cref="UiSystem"/> and resets the <see cref="Delay"/> timer, if there is one.
/// </summary>
public void Remove() {
this.delayCountdown = TimeSpan.Zero;
if (this.System != null)
this.System.Remove(this.Root.Name);
}
}
}