blockly > IDragger > onDragStart
IDragger.onDragStart() method
Handles any drag startup.
Signature:
onDragStart(e: PointerEvent): void;
Parameters
| Parameter | Type | Description |
|---|---|---|
| e | PointerEvent | PointerEvent that started the drag. |
Returns:
void
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2024-09-18 UTC.
[null,null,["Last updated 2024-09-18 UTC."],[[["The `onDragStart` method is called when a drag operation begins, signaling the start of dragging a block."],["It receives a PointerEvent object (`e`) containing information about the event that initiated the drag."],["This method is part of the `IDragger` interface in Blockly and is responsible for handling any setup required at the start of a drag."],["The `onDragStart` method does not return any value (void)."]]],[]]