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Posts Tagged ‘skinning’

Drag and Drop Skinning in Spark

January 18th, 2010 12 comments

dndlistskinning

Customize the ItemRenderer‘s “dragging” state.  The drag indicator is the image that the user sees when they select and item and drag it away from the source container. By default the Spark List creates a drag indicator by duplicating all the ItemRenderers for the items being dragged. Therefore a natural way to customize the drag indicator is by customizing the ItemRenderer skin. Spark makes that easy by introducing the  optional “dragging” state.
Customize the List‘s optional “dropIndicator” skin part.  The drop indicator is the image that the user sees as an indicator of where the dragged items are going to be inserted in the destination container.  By default, the Spark List displays a horizontal/vertical line along the gap between the at the insertion point.  Spark makes that easy by automatically managing the “dropIndicator” optional dynamic skin part.

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