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API Reference
UI Components
Accordion
ActionSheet
Autocomplete
BarGauge
Box
Bullet
Button
ButtonGroup
Calendar
Chart
CheckBox
CircularGauge
ColorBox
ContextMenu
DataGrid
DateBox
DeferRendering
Diagram
Configuration
Methods
Events
contentReady
customCommand
disposing
initialized
itemClick
itemDblClick
optionChanged
requestEditOperation
requestLayoutUpdate
selectionChanged
Draggable
Drawer
DropDownBox
DropDownButton
FileManager
FileUploader
FilterBuilder
Form
Funnel
Gallery
Gantt
HtmlEditor
LinearGauge
List
LoadIndicator
LoadPanel
Lookup
Map
Menu
MultiView
NavBar
NumberBox
PieChart
PivotGrid
PivotGridFieldChooser
PolarChart
Popover
Popup
ProgressBar
RadioGroup
RangeSelector
RangeSlider
Resizable
ResponsiveBox
Sankey
Scheduler
ScrollView
SelectBox
SlideOut
SlideOutView
Slider
Sortable
Sparkline
SpeedDialAction
Switch
TabPanel
Tabs
TagBox
TextArea
TextBox
TileView
Toast
Toolbar
Tooltip
TreeList
TreeMap
TreeView
ValidationGroup
ValidationSummary
Validator
VectorMap
Markup Components
UI Events
CSS Classes
Data Layer
Types
Utilities
Angular
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ASP.NET MVC 5
ASP.NET Core
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UI Components
Data Binding
Common Features
Migrate to the New Version

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Common Tools

Project Converter
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Desktop

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WinForms
WPF
VCL
WinUI
UWP (Windows 10)

Tools

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Frameworks and Libraries

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eXpress Persistent Objects (XPO)
XPO Profiler
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DevExtreme
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Dashboard for Web

Events

This section describes events this UI component fires.

See Also

contentReady

Raised when the UI component's content is ready.

Type:

Event

Main article: onContentReady.

See Also

customCommand

Raised after a custom command item was clicked and allows you to implement custom command logic.

Type:

Event

Main article: onCustomCommand

disposing

Raised before the UI component is disposed of.

Type:

Event

Main article: onDisposing

See Also

initialized

Raised only once, after the UI component is initialized.

Type:

Event

Main article: onInitialized

See Also

itemClick

Raised after a shape or connector is clicked.

Type:

Event

Main article: onItemClick

itemDblClick

Raised after a shape or connector is double-clicked.

Type:

Event

Main article: onItemDblClick

optionChanged

Raised after a UI component property is changed.

Type:

Event

Main article: onOptionChanged

See Also

requestEditOperation

Raised before a user edits a diagram and before the UI related to an edit operation is updated. Requests clarification about edit operation availability.

Type:

Event

Main article: onRequestEditOperation

requestLayoutUpdate

Raised after diagram data has been changed and requests whether the UI component should update the diagram layout.

Type:

Event

Main article: onRequestLayoutUpdate

selectionChanged

Raised after the selection is changed in the Diagram.

Type:

Event

Main article: onSelectionChanged