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Full-text search
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
Node
Types
ClickEvent
DisposingEvent
DrawnEvent
DrillEvent
ExportedEvent
ExportingEvent
FileSavingEvent
HoverChangedEvent
IncidentOccurredEvent
InitializedEvent
NodesInitializedEvent
NodesRenderingEvent
OptionChangedEvent
SelectionChangedEvent
Tooltip
TreeMapColorizerType
TreeMapLayoutAlgorithm
TreeMapLayoutDirection
Demos
TreeView
VectorMap
Common Types
Utilities
Data Binding
Data Validation
TypeScript Guides
Localization and Globalization
UI Customization
Integration Guides
DevExtreme CLI
Data Analytics and BI
.NET Backend Solutions
Advanced Topics
Troubleshooting
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 Types

ClickEvent

The type of the click event handler's argument.

import { ClickEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

DisposingEvent

The type of the disposing event handler's argument.

import { DisposingEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

DrawnEvent

The type of the drawn event handler's argument.

import { DrawnEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

DrillEvent

The type of the drill event handler's argument.

import { DrillEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

ExportedEvent

The type of the exported event handler's argument.

import { ExportedEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

ExportingEvent

The type of the exporting event handler's argument.

import { ExportingEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

FileSavingEvent

The type of the fileSaving event handler's argument.

import { FileSavingEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

HoverChangedEvent

The type of the hoverChanged event handler's argument.

import { HoverChangedEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

IncidentOccurredEvent

The type of the incidentOccurred event handler's argument.

import { IncidentOccurredEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

InitializedEvent

The type of the initialized event handler's argument.

import { InitializedEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

NodesInitializedEvent

The type of the nodesInitialized event handler's argument.

import { NodesInitializedEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

NodesRenderingEvent

The type of the nodesRendering event handler's argument.

import { NodesRenderingEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

OptionChangedEvent

The type of the optionChanged event handler's argument.

import { OptionChangedEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

SelectionChangedEvent

The type of the selectionChanged event handler's argument.

import { SelectionChangedEvent } from "devextreme/viz/tree_map"
Type:

Object

Used in:

Tooltip

import { Tooltip } from "devextreme/viz/tree_map"

TreeMapColorizerType

Specifies the colorizing algorithm.

Type:

Literal Union

Accepted Values: 'discrete' | 'gradient' | 'none' | 'range'

Used in:

TreeMapLayoutAlgorithm

Specifies the layout algorithm.

Type:

Literal Union

Accepted Values: 'sliceanddice' | 'squarified' | 'strip'

Used in:

TreeMapLayoutDirection

Specifies the direction in which the items will be laid out.

Type:

Literal Union

Accepted Values: 'leftBottomRightTop' | 'leftTopRightBottom' | 'rightBottomLeftTop' | 'rightTopLeftBottom'

Used in: