blockly > ToolboxCategory > openIcon_
Adds appropriate classes to display an open icon.
Signature:
protected openIcon_(iconDiv: Element | null): void;
Parameters
| Parameter |
Type |
Description |
| iconDiv |
Element | null |
The div that holds the icon. |
Returns:
void
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Last updated 2024-09-18 UTC.
[null,null,["Last updated 2024-09-18 UTC."],[[["The `openIcon_` method is used to visually indicate that a ToolboxCategory is open by adding specific classes to its icon."],["It is a protected method within the `ToolboxCategory` class, accepting the icon's div element as an argument."],["This method modifies the provided icon element directly and does not return any value."]]],["The `openIcon_()` method, part of the `ToolboxCategory` class, is responsible for visually indicating that a category is open. It takes an `iconDiv` element as a parameter, which represents the icon's container. The method then adds specific CSS classes to this `iconDiv` to display the open icon. It returns nothing (void) after modifying the provided element.\n"]]
