Blazor MultiColumn ComboBox Example - Keyboard Navigation

This example demonstrates comprehensive keyboard navigation capabilities of Blazor MultiColumn ComboBox for accessible interaction.

Keyboard shortcuts supported:

Focus Navigation

• Alt + J – Focuses on first component

Input Navigation

• Alt + Down arrow – Opens popup list
• Alt + Up arrow – Closes popup list
• Home – Cursor moves before first character
• End – Cursor moves after last character
• Tab – Focuses next Tab Index element
• Shift + Tab – Focuses previous Tab Index element

Selection

• Enter – Selects focused item and closes popup

Popup Navigation

• Down arrow – Selects first item or next item
• Up arrow – Selects previous item
• Esc – Closes popup list