blockly > Events > ToolboxItemSelect > (constructor)
Events.ToolboxItemSelect.(constructor)
Constructs a new instance of the ToolboxItemSelect class
Signature:
constructor(opt_oldItem?: string | null, opt_newItem?: string | null, opt_workspaceId?: string);
Parameters
| Parameter | Type | Description |
|---|---|---|
| opt_oldItem | string | null | (Optional) The previously selected toolbox item. Undefined for a blank event. |
| opt_newItem | string | null | (Optional) The newly selected toolbox item. Undefined for a blank event. |
| opt_workspaceId | string | (Optional) The workspace identifier for this event. Undefined for a blank event. |