willDetachRenderer method

@override void willDetachRenderer()

A render object previously associated with this Node will be / has been removed from the tree. The given RenderObject will be of the same type as returned by this object's createRenderer.

Implementation

@override
void willDetachRenderer() {
  super.willDetachRenderer();

  // Cancel running transition.
  renderStyle.cancelRunningTransition();

  RenderBoxModel _renderBoxModel = renderBoxModel!;

  // Remove all intersection change listeners.
  _renderBoxModel.clearIntersectionChangeListeners();

  // Remove fixed children from root when element disposed.
  _removeFixedChild(_renderBoxModel, ownerDocument.documentElement!._renderLayoutBox!);

  // Remove renderBox.
  _renderBoxModel.detachFromContainingBlock();

  // Clear pointer listener
  clearEventResponder(renderBoxModel!);
}