33 lines
1.3 KiB
C#
33 lines
1.3 KiB
C#
namespace Content.Shared.DragDrop
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{
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/// <summary>
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/// This interface allows the component's entity to be dragged and dropped
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/// onto by another entity and gives it behavior when that occurs.
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/// </summary>
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[RequiresExplicitImplementation]
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public interface IDragDropOn
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{
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/// <summary>
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/// Invoked when another entity is being dragged and dropped
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/// onto this one before invoking <see cref="DragDropOn"/>.
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/// Note that other drag and drop interactions may be attempted if
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/// this one fails.
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/// </summary>
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/// <param name="eventArgs"></param>
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/// <returns>true if <see cref="eventArgs"/> is valid, false otherwise.</returns>
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bool CanDragDropOn(DragDropEvent eventArgs);
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/// <summary>
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/// Invoked server-side when another entity is being dragged and dropped
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/// onto this one before invoking <see cref="DragDropOn"/>
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/// Note that other drag and drop interactions may be attempted if
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/// this one fails.
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/// </summary>
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/// <returns>
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/// true if an interaction occurred and no further interaction should
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/// be processed for this drop.
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/// </returns>
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bool DragDropOn(DragDropEvent eventArgs);
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}
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}
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