Accessibility Support
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Many DevExpress WPF controls comply with WCAG 2.2 (Level AA), Section 508, and EN 301 549 standards. To learn more about how WPF controls satisfy these requirements, refer to the DevExpress Accessibility Conformance Report (ACR).
Limitations
The following table lists known limitations of Data Editors according to the WCAG 2.x standard:
WCAG 2.x Criterion | Exception Description |
|---|---|
2.1.1 Keyboard (Level A) | Users cannot focus the ButtonEdit‘s buttons from the keyboard. ImageEdit, PopupCalcEdit controls do not support keyboard navigation. ColorEdit control does not support navigation through colors from the keyboard. Users cannot change the RatingEdit‘s selected item from the keyboard. Users cannot change the TrackBarEdit‘s values from the keyboard. Users cannot change the RangeControl‘s values from the keyboard. |
4.1.2 Name, Role, Value (Level A) | The list below contains controls or their elements that do not provide assistive technologies with accessible information:
Date elements in the DateEditPicker popup. The StepProgressBar‘s focused step. |
2.4.7 Focus Visible (Level AA) | Focus indicator is visible in any keyboard-enabled user interface except when the HyperlinkEdit control is focused. |
2.5.8 Target Size (Minimum) (Level AA 2.2 only) | The following DevExpress components may contain smaller pointer input arears than 24x24 pixels (depending on the applied theme):
|
Note
Accessibility features of your application depend on implementation (your use of Data Editors API). Your application may not require or enable user actions listed above. The limitation list may also be incomplete. Test all required user functionality to ensure accessibility compliance.
Keyboard Navigation
Refer to following sections to see the list of available keys that allow users to interact with Data Editors.
ComboBoxEdit / AutoSuggestEdit
| Key | Action |
|---|---|
| Alt + ↓ | Opens a drop-down. |
| Space | Check/uncheck an item in the ComboBoxEdit drop-down.[1] |
SpinEdit
| Key | Action |
|---|---|
| ↑ / ↓ | Increases / decreses a SpinEdit value. |
CheckEdit / ToggleSwitch
| Key | Action |
|---|---|
| Space | Check/uncheck a CheckEdit / ToggleSwitch item. |
MemoEdit
| Key | Action |
|---|---|
| Alt + ↓ | Opens a MemoEdit drop-down. |
| Ctrl + Enter | Save the made changes. |
RatingEdit
| Key | Action |
|---|---|
| ← / → | Increases / decreses a RatingEdit value. |
Information on Screen Reader Support and Contrast Theme Availability
Refer to the following topic for more information on the accessibility support in DevExpress WPF Controls: Accessibility Support.
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When the BaseEdit.StyleSettings property is set to CheckedComboBoxStyleSettings or CheckedComboBoxStyleSettings.