KeyboardDisplay constructor
      const
      KeyboardDisplay({ 
    
- Key? key,
 - required List<
LogicalKeyboardKey> keys, - double? spacing,
 
Creates a KeyboardDisplay from a list of keyboard keys.
Displays the specified keyboard keys as styled key representations with appropriate spacing. This constructor allows direct control over which keys are displayed.
Parameters:
keys(Listspacing(double?, optional): Gap between key displays
Example:
KeyboardDisplay(
  keys: [LogicalKeyboardKey.alt, LogicalKeyboardKey.tab],
  spacing: 6.0,
)
Implementation
const KeyboardDisplay({
  super.key,
  required List<LogicalKeyboardKey> keys,
  this.spacing,
})  : _keys = keys,
      _activator = null;