Collapse and expand the TreeNodeAdvIn MultiColumnTreeView, the TreeNodeAdv can be collapsed and expanded programmatically by using the CollapseAll and ExpandAll functions. Refer to the following code examples. C# //Collapses the nodes in MultiColumnTreeView this.multiColumnTreeView1.CollapseAll(); //Expands the nodes in MultiColumnTreeview this.multiColumnTreeView1.ExpandAll(); VB 'Collapses the nodes in MultiColumnTreeView Me.multiColumnTreeView1.CollapseAll() 'Expands the nodes in MultiColumnTreeview Me.multiColumnTreeView1.ExpandAll() Samples: |
2X faster development
The ultimate WinForms UI toolkit to boost your development speed.
This page will automatically be redirected to the sign-in page in 10 seconds.
You are using an outdated version of Internet Explorer that may not display all features of this and other websites. Upgrade to Internet Explorer 8 or newer for a better experience.
