showToolbar method

void showToolbar(
  1. {BuildContext? context,
  2. WidgetBuilder? contextMenuBuilder}
)

Shows the toolbar by inserting it into the context's overlay.

Implementation

void showToolbar({
  BuildContext? context,
  WidgetBuilder? contextMenuBuilder,
}) {
  if (contextMenuBuilder == null) {
    if (_toolbar != null) {
      return;
    }
    _toolbar = OverlayEntry(builder: _buildToolbar);
    Overlay.of(this.context, rootOverlay: true, debugRequiredFor: debugRequiredFor).insert(_toolbar!);
    return;
  }

  if (context == null) {
    return;
  }

  final RenderBox renderBox = context.findRenderObject()! as RenderBox;
  _contextMenuController.show(
    context: context,
    contextMenuBuilder: (BuildContext context) {
      return _SelectionToolbarWrapper(
        layerLink: toolbarLayerLink,
        offset: -renderBox.localToGlobal(Offset.zero),
        child: contextMenuBuilder(context),
      );
    },
  );
}