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made scroll bars only work when the mouse is in their parent

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Ellpeck 2019-08-12 19:46:43 +02:00
parent 4624219b4e
commit 75f7bbd2f9
1 changed files with 6 additions and 3 deletions
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MLEM.Ui/Elements/ScrollBar.cs
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@ -43,10 +43,13 @@ namespace MLEM.Ui.Elements {
public override void Update(GameTime time) { public override void Update(GameTime time) {
base.Update(time); base.Update(time);
var moused = this.System.MousedElement;
if (moused == this.Parent || moused?.Parent == this.Parent) {
var scroll = this.Input.LastScrollWheel - this.Input.ScrollWheel; var scroll = this.Input.LastScrollWheel - this.Input.ScrollWheel;
if (scroll != 0) if (scroll != 0)
this.CurrentValue += this.StepPerScroll * Math.Sign(scroll); this.CurrentValue += this.StepPerScroll * Math.Sign(scroll);
} }
}
public override void Draw(GameTime time, SpriteBatch batch, float alpha, Point offset) { public override void Draw(GameTime time, SpriteBatch batch, float alpha, Point offset) {
batch.Draw(this.Background, this.DisplayArea.OffsetCopy(offset), Color.White * alpha, this.Scale); batch.Draw(this.Background, this.DisplayArea.OffsetCopy(offset), Color.White * alpha, this.Scale);