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blockly > InsertionMarkerPreviewer > previewReplacement
InsertionMarkerPreviewer.previewReplacement() method
Display a connection preview where the draggedCon connects to the staticCon, replacing the replacedBlock (currently connected to the staticCon).
Signature:
previewReplacement(draggedConn: RenderedConnection, staticConn: RenderedConnection, replacedBlock: BlockSvg): void;
Parameters
| Parameter |
Type |
Description |
| draggedConn |
RenderedConnection |
The connection on the block stack being dragged. |
| staticConn |
RenderedConnection |
The connection not being dragged that we are connecting to. |
| replacedBlock |
BlockSvg |
The block currently connected to the staticCon that is being replaced. |
Returns:
void
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Last updated 2024-09-18 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2024-09-18 UTC."],[[["The `previewReplacement` method visually demonstrates how a dragged block would connect and replace an existing block within a Blockly workspace."],["It takes three arguments: the dragged block's connection point, the static connection point it might connect to, and the block that would be replaced by this connection."],["This method is crucial for providing users with a clear preview before they commit to a block connection change, improving the user experience within the Blockly editor."]]],[]]
