[FEATURE] Add a fixed option to menu.

[himenekocn]

Problem Description

Add a fixed option to menu, such as fixed a inputoption to the top, input somethings on it, can change other scroll options visible in realtime.(Search ability)

Proposed Solution

menu.SetFixedOption(xxxx)

Alternative Solutions

No response

Use Case

menu.SetFixedOption(xxxx)

Implementation Ideas

No response

Priority

High

Contribution

• I'm willing to implement this feature myself
• I can help with testing
• I can help with documentation
• I can provide feedback during development

Additional Context

No response

[himenekocn]

It may be necessary to have a button to switch between scrolling options and fixed option.