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V24.1

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Overview
Getting Started
UI Components
Accordion
ActionSheet
Autocomplete
BarGauge
Box
Bullet
Button
ButtonGroup
Calendar
Chart
CheckBox
CircularGauge
ColorBox
ContextMenu
DataGrid
DateBox
DateRangeBox
DeferRendering
Diagram
Draggable
Drawer
DropDownBox
DropDownButton
FileManager
FileUploader
FilterBuilder
Floating Action Button
Form
Funnel
Gallery
Gantt
HtmlEditor
LinearGauge
List
LoadIndicator
LoadPanel
Lookup
Map
Menu
MultiView
NumberBox
PieChart
PivotGrid
PivotGridFieldChooser
PolarChart
Popover
Popup
ProgressBar
RadioGroup
RangeSelector
RangeSlider
Resizable
ResponsiveBox
Sankey
Scheduler
ScrollView
SelectBox
Slider
Sortable
Sparkline
Splitter
Switch
TabPanel
Tabs
TagBox
TextArea
TextBox
TileView
Toast
Toolbar
Tooltip
TreeList
TreeMap
API
Configuration
Methods
Events
click
disposing
drawn
drill
exported
exporting
fileSaving
hoverChanged
incidentOccurred
initialized
nodesInitialized
nodesRendering
optionChanged
selectionChanged
Node
Types
Demos
TreeView
VectorMap
Common Types
Utilities
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Migrate to the New Version

General Information

.NET Subscription

What's Included
DevExpress Installation
DevExpress Code Examples

Common Tools

Project Converter
Assembly Deployment Tool
Localization Service

Quality Assurance and Productivity

CodeRush for Visual Studio (FREE)
TestCafe Studio

Desktop

Controls

WinForms
WPF
VCL
WinUI

Tools

WinForms Skin Editor
WPF Theme Designer
WPF Theme Editor (Legacy)
Coded UI Test Extension

Frameworks and Libraries

XAF - Cross-Platform .NET App UI
XPO - .NET ORM Library (FREE)
XPO Profiler
Core Libraries
Drawing Graphics Library
.NET App Security & Web API Service (FREE)

Web

Controls and Extensions

ASP.NET Web Forms Controls
ASP.NET MVC Extensions
ASP.NET Core Controls
ASP.NET Bootstrap Controls
DevExtreme
DevExtreme ASP.NET MVC Controls
Blazor Components

Tools

ASP.NET Theme Builder
ASP.NET Theme Deployer

Maintenance Mode

ASP.NET Core Bootstrap Controls

Mobile

Xamarin UI Controls (FREE)
.NET MAUI (FREE)

Enterprise and Analytic Tools

Reporting
Report and Dashboard Server
BI Dashboard
Office File API

End-User Documentation

Interface Elements for Desktop
Interface Elements for Web
Dashboard for Desktop
Dashboard for Web

JavaScript/jQuery TreeMap Events

This section describes events fired by this UI component.

See Also
jQuery
Angular
Vue
React

click

Raised when a node is clicked or tapped.

Type:

Event

Main article: onClick

See Also
jQuery
Angular
Vue
React

disposing

Raised before the UI component is disposed of.

Type:

Event

Main article: onDisposing

See Also
jQuery
Angular
Vue
React

drawn

Raised when the UI component's rendering has finished.

Type:

Event

Main article: onDrawn

See Also
jQuery
Angular
Vue
React

drill

Raised when a user drills up or down.

Type:

Event

Main article: onDrill

See Also
jQuery
Angular
Vue
React

exported

Raised after the UI component is exported.

Type:

Event

Main article: onExported

See Also
jQuery
Angular
Vue
React

exporting

Raised before the UI component is exported.

Type:

Event

Main article: onExporting

See Also
jQuery
Angular
Vue
React

fileSaving

Raised before a file with exported UI component is saved to the user's local storage.

Type:

Event

Main article: onFileSaving

See Also
jQuery
Angular
Vue
React

hoverChanged

Raised after the pointer enters or leaves a node.

Type:

Event

Main article: onHoverChanged

See Also
jQuery
Angular
Vue
React

incidentOccurred

Raised when an error or warning occurs.

Type:

Event

Main article: onIncidentOccurred

See Also
jQuery
Angular
Vue
React

initialized

Raised only once, after the UI component is initialized.

Type:

Event

Main article: onInitialized

See Also
jQuery
Angular
Vue
React

nodesInitialized

Raised only once, after the nodes are initialized.

Type:

Event

Main article: onNodesInitialized

See Also
jQuery
Angular
Vue
React

nodesRendering

Raised before the nodes are displayed and each time the collection of active nodes is changed.

Type:

Event

Main article: onNodesRendering

See Also
jQuery
Angular
Vue
React

optionChanged

Raised after a UI component property is changed.

Type:

Event

Main article: onOptionChanged

See Also
jQuery
Angular
Vue
React

selectionChanged

Raised when a node is selected or selection is canceled.

Type:

Event

Main article: onSelectionChanged

See Also
jQuery
Angular
Vue
React