Vue DropDownButton - Keyboard Support
An end user can use the following keys to interact with the UI component.
Key | Action |
---|---|
← | Moves focus to the action button when splitButton is enabled. |
→ | Moves focus to the toggle button when splitButton is enabled. |
Enter / Space | Opens the drop-down menu when the toggle button is focused. |
Simulates a click action when the action button is focused. | |
Selects a menu item when focused. | |
↑ / ↓ | Moves focus to the previous/following menu item. |
↓ | Opens the drop-down menu. |
Esc | Closes the drop-down menu. |
Page Up / Page Down | Moves focus to the first/last menu item on the page. |
Home / End | Moves focus to the first/last menu item. |
You can implement a custom handler for a key using the registerKeyHandler(key, handler) method.
- <template>
- <DxDropDownButton :ref="myDropDownButtonRef" />
- </template>
- <script>
- import 'devextreme/dist/css/dx.common.css';
- import 'devextreme/dist/css/dx.light.css';
- import DxDropDownButton from 'devextreme-vue/drop-down-button';
- const myDropDownButtonRef = 'my-drop-down-button';
- export default {
- components: {
- DxDropDownButton
- },
- data() {
- return {
- myDropDownButtonRef
- }
- },
- computed: {
- dropDownButton: function() {
- return this.$refs[myDropDownButtonRef].instance;
- }
- },
- mounted: function() {
- this.dropDownButton.registerKeyHandler('backspace', function(e) {
- // The argument "e" contains information on the event
- });
- this.dropDownButton.registerKeyHandler('space', function(e) {
- // ...
- });
- }
- }
- </script>
See Also
- Call Methods: Angular | Vue | React | jQuery | AngularJS | Knockout
- DropDownButton Demos
- DropDownButton API Reference
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