37 lines
906 B
C#
37 lines
906 B
C#
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using UnityEngine.UIElements;
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namespace UnityEditor.VFX.UI
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{
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class DownClickable : MouseManipulator
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{
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public event System.Action clicked;
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// Click-once type constructor
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public DownClickable(System.Action handler)
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{
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clicked = handler;
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activators.Add(new ManipulatorActivationFilter { button = MouseButton.LeftMouse });
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}
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protected override void RegisterCallbacksOnTarget()
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{
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target.RegisterCallback<MouseDownEvent>(OnMouseDown);
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}
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protected override void UnregisterCallbacksFromTarget()
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{
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target.UnregisterCallback<MouseDownEvent>(OnMouseDown);
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}
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protected void OnMouseDown(MouseDownEvent evt)
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{
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if (clicked != null)
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{
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clicked();
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evt.StopPropagation();
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}
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}
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}
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}
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