blockly > IConnectionPreviewer
IConnectionPreviewer interface
Displays visual "previews" of where a block will be connected if it is dropped.
Signature:
export interface IConnectionPreviewer
Methods
| Method | Description |
|---|---|
| dispose() | Dispose of any references held by this connection previewer. |
| hidePreview() | Hide any previews that are currently displayed. |
| previewConnection(draggedConn, staticConn) | Display a connection preview where the draggedCon connects to the staticCon, and no block is being relaced. |
| previewReplacement(draggedConn, staticConn, replacedBlock) | Display a connection preview where the draggedCon connects to the staticCon, replacing the replacedBlock (currently connected to the staticCon). |