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Data Source Examples

Guides

an implementation of the Store interface for this purpose (ArrayStore), as well as convenient shortcuts for creating a DataSource from arrays, and a Query tool for custom queries (see Query Concept... and get its return value, use the get() method. JavaScript context.get("GetSomeValue", { param: "value" }); One interesting case is a service operation which supports querying on top

Server-Side Rendering

Guides

DevExtreme Angular components do not support switching between themes at runtime in the SSR mode. You can only use a single theme. Cache Requests on the Server When the server caches requests, DevExtreme

dxDataGrid columnFixing

Reference
Configures column fixing.

When the width of all columns exceeds the UI component width, horizontal scrolling appears. If specific columns should be on screen constantly regardless of how far the UI component is scrolled, allow a user to fix them at runtime using the context menu. For this, set the columnFixing.enabled property to true. When you enable column fixing, command columns become fixed automatically

dxTreeList columnFixing

Reference
Configures column fixing.

When the width of all columns exceeds the UI component width, horizontal scrolling appears. If specific columns should be on screen constantly regardless of how far the UI component is scrolled, allow a user to fix them at runtime using the context menu. For this, set the columnFixing.enabled property to true. When you enable column fixing, command columns become fixed automatically

Add and Remove

Guides

} markers={mapMarkers} /> ); } } export default App; View Demo jQuery To add or remove a marker at runtime, call the addMarker(markerOptions... or remove a marker at runtime, bind the markers property of the Map to a component property: HTMLTypeScript <dx-map [zoom]="10" [markers]="mapMarkers" (onClick)="addMarker($event)">