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HTML-Based Components Customization

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This article describes ways to customize HTML-based UI components. A similar article on SVG-based UI components is also available. If you do not know whether your UI component is HTML- or SVG-based... console with warnings that help you mend your code. Each UI component has an API described in the UI component's API reference section. For example, you can specify the UI component's width via

Getting Started with TextArea

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the value property. You can also specify the maxLength property to limit the number of characters users can enter. Note that this property only limits the number of characters for users. Your code...jQuery NOTE Before you start the tutorial, ensure DevExtreme is installed in your application. Angular NOTE Before you start the tutorial, ensure DevExtreme is installed in your application

Data Binding

Guides

image URL or Base64 encoded image. This property is in effect for nodes of the cardWithImageOnLeft, cardWithImageOnTop, or cardWithImageOnRight type. "images/employees/30.png... that returns a constant value or calculates a value in runtime based on conditions. If your diagram includes container shapes, define the containerKeyExpr property to store information about a parent

Editors Values are not Saved

Guides

If an editor does not pass its value to the DataGrid or TreeList component and its DataSource when users enter or select a value, check if any of the following cases applies to your implementation... of this editor. Customize Editors in DataGrid Demo You Implement an Editor in the cellTemplate Body DataGrid or TreeList uses column.cellTemplate only to display a cell value. To place your custom

Accessibility

Guides

Accessibility Features Overview NOTE The overall accessibility level of your application depends on the DateBox features that you use. Accessibility Requirement Support Level... month. Enter Selects the focused day. Alt + ↑ / Alt + ↓ Opens/closes the drop-down editor. Esc Closes the drop