What is TreeView used for?

The TreeView control is used to display hierarchical representations of items similar to the ways the files and folders are displayed in the left pane of the Windows Explorer. Each node may contain one or more child nodes.

What is TreeView control explain?

A tree-view control is a window that displays a hierarchical list of items, such as the headings in a document, the entries in an index, or the files and directories on a disk. Each item consists of a label and an optional bitmapped image, and each item can have a list of subitems associated with it.

What is TreeView node?

The Nodes property holds a collection of TreeNode objects, each of which has a Nodes property that can contain its own TreeNodeCollection. This nesting of tree nodes can make it difficult to navigate a tree structure, but the FullPath property makes it easier to determine your location within the tree structure.

How do you populate a TreeView?

Populating the TreeView

  1. Create a winform project in Visual Studio.
  2. Drag and drop a tree view to the form.
  3. Add a context menu to the form.
  4. Double click on form, create the Form_Load event.
  5. While form will be loading, we will fetch the data from SQL Server and save it to the datatable.

What is the use of TreeView and ListView control?

The ListView control is used to display a list of items. Along with the TreeView control, it allows you to create a Windows Explorer like interface. Let’s click on a ListView control from the Toolbox and place it on the form. The ListView control displays a list of items along with icons.

How do I use TreeView in Windows app?

The user can expand the TreeNode by clicking the plus-sign (+) button, if one is displayed next to the TreeNode, or you can expand the TreeNode by calling the TreeNode. Expand method. To expand all the child tree node levels in the Nodes collection, call the ExpandAll method.

Which event of the TreeView control is used for multiple selection of nodes?

TreeView supports to select the multiple nodes by specifying allowMultiSelection as true. It allows you to select more than one nodes in TreeView.

What is TreeView control in C#?

The TreeView control contains a hierarchy of TreeViewItem controls. It provides a way to display information in a hierarchical structure by using collapsible nodes . The top level in a tree view are root nodes that can be expanded or collapsed if the nodes have child nodes.

What is splitter in C#?

The Splitter control enables the user to resize the docked control that is immediately before it in the docking order. Therefore, to enable the user to resize a docked control, dock the control you want the user to be able to resize to an edge of a container, and then dock a splitter to the same side of that container.