Class TreeItems

Constructors

Name	Description
this ()

Fields

Name	Type	Description
contentListener	Listener!(dcanvas.widgets.tree.OnTreeContentChangeListener)
expandListener	Listener!(dcanvas.widgets.tree.OnTreeExpandedStateListener)
selectionListener	Listener!(dcanvas.widgets.tree.OnTreeSelectionChangeListener)
stateListener	Listener!(dcanvas.widgets.tree.OnTreeStateChangeListener)
_defaultItem	TreeItem
_noCollapseForSingleTopLevelItem	bool
_selectedItem	TreeItem
_children	ObjectList!(dcanvas.widgets.tree.TreeItem)
_expanded	bool
_iconRes	string
_id	string
_intParam	int
_level	int
_objectParam	Object
_parent	TreeItem
_text	UIString

Properties

Name	Type	Description
defaultItem[get]	TreeItem
isRoot[get]	bool	returns true if this item is root item
noCollapseForSingleTopLevelItem[get]	bool
noCollapseForSingleTopLevelItem[set]	TreeItems
selectedItem[get]	TreeItem
canCollapse[get]	bool	returns true if item supports collapse
childCount[get]	int	returns number of children of this widget
expanded[get]	bool
hasChildren[get]	bool	returns true if item has at least one child
iconRes[get]	string
iconRes[set]	TreeItem
id[get]	string
id[set]	TreeItem
intParam[get]	int
intParam[set]	TreeItem
isDefault[get]	bool
isSelected[get]	bool
level[get]	int
objectParam[get]	Object
objectParam[set]	TreeItem
parent[get]	TreeItem
root[get]	TreeItems	returns topmost item
text[get]	dstring	get widget text
text[set]	TreeItem	set text to show
textResource[set]	TreeItem	set text resource ID to show
topParent[get]	TreeItem
expanded[set]	TreeItem
level[set]	TreeItem
parent[set]	TreeItem

Methods

Name	Description
activateItem (item)
canCollapse (item)
canCollapseTopLevel ()
selectItem (item)
selectNext ()
selectPrevious ()
setDefaultItem (item)
toggleExpand (item)
addChild (item, index)	adds child, returns added item
child (index)	returns child by index
childIndex (item)	returns index of widget in child list, -1 if passed widget is not a child of this widget
clear ()
collapse ()
collapseAll ()	expand this node and all children
compareId (id)
expand ()
expandAll ()	expand this node and all children
findItemById (id)	returns item by id, null if not found
isFullyExpanded ()	Returns true if this item and all parents are expanded.
isVisible ()	Returns true if all parents are expanded.
newChild (id, label, iconRes)	create and add new child item
opApply (callback)	Support foreach
removeChild (index)	removes child, returns removed item
removeChild (child)	removes child by reference, returns removed item
removeChild (ID)	removes child by ID, returns removed item
onUpdate (item)	notify listeners
nextVisible (item, found)
prevVisible (item, prevFoundVisible)

Aliases

Name	Description
~this