WebTree (gb.web.gui)

This control implements a tree view of selectable text items with icons.

Tree view items are indexed by a key. They display a string and an icon for each item.

This control has an internal cursor used for accessing its items. Use the MoveFirst, MoveNext, MoveTo... methods to move the internal cursor, and the Item property to get the item it points at.

This class inherits WebControl.
This class is .
This class acts like a array.

Static methods
Return a WebControl from its identifier. FromId Return a WebControl from its name. FromName

Properties	Methods	Events
Return if the Item property is valid. Available Return or set the background color of the control. Background Return or set if the control has a border. Border Return or set the specific CSS classes added to the control. Class Return a virtual collection of the columns of the view. Columns Compare Returns the number of items in the view. Count Return the current item, i.e. the item is selected in single selection mode. Current Return or set if the control is enabled. Enabled Return or set if the control should expand its size according to its parent arrangement mode. Expand Return or set the specific font of the control. Font Return or set the foreground color of the control. Foreground Return the web form that control belongs to. Form Return or set the explicit height of the control. H Return or set the explicit height of the control. Height Return the server control identifier. Id Return or set if the control must be ignored by its parent container in automatic arrangement mode. Ignore Return the item pointed by the internal cursor, or NULL if the internal cursor is not available. Item Return the key of the Current item. Key Return a list of all items keys Keys Returns or sets the selection mode. Mode Return or set the name of the control, used as an identifier on the client side. Name Return the parent container of the control. Parent Return or set the horizontal scrolling position. ScrollX Return or set the vertical scrolling position. ScrollY Return the keys of the selected items as as string array. Selection Return or set if selection is indicated by check boxes and radio buttons, or by highlighting the items. ShowCheck Return or set if the header is visible. ShowHeader Return a virtual object that allows to define specific style sheet elements of the control. Style Returns or sets the control tag. Tag Return or set the tooltip displayed when the mouse cursor hovers the control. Tooltip Return or set if the control is visible. Visible Return or set the explicit width of the control. W Return or set the explicit width of the control. Width	Add an item to the view. Add Add a specific class to the Class property. AddClass Add a new column to the view. AddColumn Clear the view. Clear Delete the control Delete Return if an item exists with the Key key. Exist Hide the control. Hide Return if the control or one of its parent is hidden. IsHidden Lower the control. Lower Move the internal cursor one visible item above. MoveAbove When one of the other Move... methods has failed, you can use this one to move the internal cursor back to its position before the move. MoveBack Move the internal cursor one visible item below. MoveBelow Move the internal cursor to the first child item of the item currently pointed by the internal cursor. MoveChild Move the internal cursor to the first item of the view. MoveFirst Move the internal cursor to the last item of the view. MoveLast Move the internal cursor to the next child item. MoveNext Move the internal cursor to the parent item of the item currently pointed by the internal cursor. MoveParent Move the internal cursor to the previous child item. MovePrevious Move the internal cursor to a specified item. MoveTo Raise the control. Raise Refresh the control. Refresh Remove an item from the view. Remove Remove a specific class from the Class property. RemoveClass Select all items in the view. SelectAll Set the focus on the control. SetFocus Show the control. Show ToHTML Unselect all items in the view. UnSelectAll	This event is raised when an item is double-clicked. Activate This event is raised when a control embedded in a cell raises its `Click` event. Click This event is raised when an item is collapsed. Collapse Compare This event is raised when the contents of a specific item is needed (usually to draw it). Data This event is raised when an item is expanded. Expand This event is raised when a keyboard key is pressed while the control has the focus. KeyPress This event is raised just after the rendering of the control, so that you can add your own HTML contents. Render This event is raised when the selection changes. Select