- protected
Mark this render object's layout information as dirty, and then defer to the parent.
This function should only be called from markNeedsLayout
implementations
of subclasses that introduce more reasons for deferring the handling of
dirty layout to the parent. See markNeedsLayout
for details.
Only call this if parent
is not null.
Source
@protected void markParentNeedsLayout() { _needsLayout = true; final RenderObject parent = this.parent; if (!_doingThisLayoutWithCallback) { parent.markNeedsLayout(); } else { assert(parent._debugDoingThisLayout); } assert(parent == this.parent); }