showContextMenu function
        
void
showContextMenu(
    
- Offset offset,
- BuildContext context,
- ContextMenuBuilder builder,
- dynamic verticalPadding,
- dynamic width,
Show a ContextMenu on the given BuildContext. For other parameters, see ContextMenu.
Implementation
void showContextMenu(
  Offset offset,
  BuildContext context,
  ContextMenuBuilder builder,
  verticalPadding,
  width,
) {
  showModal(
    context: context,
    configuration: FadeScaleTransitionConfiguration(
      barrierColor: Colors.transparent,
    ),
    builder: (context) => ContextMenu(
      position: offset,
      builder: builder,
      verticalPadding: verticalPadding,
      width: width,
    ),
  );
}