TreeView control functions

ONLINE HELP
WINDEV, WEBDEV AND WINDEV MOBILE

Version:

Home | Sign in | English

Help

WLanguage

WLanguage functions

Controls, pages and windows

TreeView functions

Prefix syntax

WLanguage procedure

TreeView control functions

Related examples

See also

TreeView control functions

The following functions are used to manage TreeView controls:


TreeAdd	Adds a "leaf" element (and all necessary nodes) into a TreeView control.
TreeCollapse	Collapses a branch previously expanded.
TreeCollapseAll	Collapses a branch previously expanded (as well as its child elements).
TreeCopyItem	Copies an element (leaf or node) into a TreeView control.
TreeCount	Returns the number of elements found in a branch of a TreeView control.
TreeDelete	Deletes an element and all its "children" from a TreeView control.
TreeDeleteAll	Deletes all elements from a TreeView control.
TreeDeleteChild	Deletes the children of an element from a TreeView control without deleting the element itself.
TreeDisplay	Refreshes the display of a TreeView control from a given position.
TreeExpand	Expands a node in a TreeView control.
TreeExpandAll	Expands a node and all its child elements in a TreeView control.
TreeFind	Finds an element (leaf or node) in a TreeView control and returns its path.
TreeGetIndex	Returns the index of an element (node or leaf) in a TreeView control.
TreeGiveChild	Returns the "children" of an element found in a TreeView control.
TreeID	Used to build the path of the elements found in a TreeView control by differentiating the duplicates.
TreeIdentifier	Returns the identifier associated with an element (node or leaf) in a TreeView control.
TreeInfoXY	Returns the TreeView element found at a given position.
TreeInsert	Inserts a leaf into a TreeView control at a specific position.
TreeListItem	Lists the "children" of a node and the "child" elements of these "children" in a TreeView control.
TreeModify	Modifies an element (node or leaf) in a TreeView control.
TreeMoveItem	Moves an element (leaf or node) in a TreeView control.
TreePosition	Displays a TreeView control from a specified element (node or leaf) or returns the name of the first element displayed in a TreeView control.
TreeSelect	Returns the full path of the selected element in a TreeView control.
TreeSelectCount	Returns the number of selected elements in a TreeView control (for a multi-selection TreeView control).
TreeSelectMinus	Deselects an element in a TreeView control.
TreeSelectPlus	Selects an element in a TreeView control.
TreeSort	Sorts the elements found in a TreeView control.
TreeStatus	Returns the status of a node: collapsed, expanded or not found.
TreeTypeItem	Checks the existence of an element in a TreeView control and returns its type (node or leaf) if the element exists.

Related Examples:

Unit examples (WINDEV): The TreeView control

[ + ] Using the TreeView control via the WLanguage Tree functions.

Training (WINDEV): WD Printing TreeViews

[ + ] This example explains how to print a Treeview.
It uses a "PrintTree" class that can be easily reused for any TreeView control

Unit examples (WINDEV): The TreeView Table control

[ + ] Using the "TreeView Table" control.
This control is used to organize the data found in a table in tree structure.
The user has the ability to see only the informations he is interesting it.
This example explains how to fill a treeview table, insert data, add child elements...

Complete examples (WINDEV): WD Zip

[ + ] This example presents the use of archiving WLanguage functions with compression.
The following topics are presented in this example:
1/ How to create an archive?
2/ How to compress and uncompress files?
3/ How to manage Drag&Drop from the file explorer of Windows to a TreeView control?
Summary of the example supplied with WINDEV:
This example allows you to create and read compressed archives in WDZ, ZIP, CAB and RAR format (in read-only). This feature can be very useful to manage the automatic backups. Furthermore, the example allows you to create multi-volume archives.

Unit examples (WEBDEV): The TreeView control (selection bar)

[ + ] This example explains how to simulate a selection bar on a treeview control.