private void SetIsHidden(bool value)
{
if (this.m_isHidden == value)
return;
this.m_isHidden = value;
if (DockHelper.IsDockStateAutoHide(this.DockState))
{
this.DockPanel.RefreshAutoHideStrip();
this.DockPanel.PerformLayout();
}
else if (this.NestedPanesContainer != null)
((Control)this.NestedPanesContainer).PerformLayout();
}