feat(select): add isClearable

.changeset/olive-buckets-own.md

@@ -0,0 +1,5 @@
+---
+"@nextui-org/select": minor
+---
+
+Added isClearable prop, and onClear event handler to select component

apps/docs/content/components/select/index.ts

@@ -27,6 +27,7 @@ import multipleControlledOnChange from "./multiple-controlled-onchange";
 import multipleWithChips from "./multiple-chips";
 import customSelectorIcon from "./custom-selector-icon";
 import customStyles from "./custom-styles";
+import isClearable from "./isClearable";
 
 export const selectContent = {
   usage,
@@ -58,4 +59,5 @@ export const selectContent = {
   multipleWithChips,
   customSelectorIcon,
   customStyles,
+  isClearable,
 };

apps/docs/content/components/select/isClearable.ts

@@ -0,0 +1,45 @@
+const data = `export const animals = [
+    {key: "cat", label: "Cat"},
+    {key: "dog", label: "Dog"},
+    {key: "elephant", label: "Elephant"},
+    {key: "lion", label: "Lion"},
+    {key: "tiger", label: "Tiger"},
+    {key: "giraffe", label: "Giraffe"},
+    {key: "dolphin", label: "Dolphin"},
+    {key: "penguin", label: "Penguin"},
+    {key: "zebra", label: "Zebra"},
+    {key: "shark", label: "Shark"},
+    {key: "whale", label: "Whale"},
+    {key: "otter", label: "Otter"},
+    {key: "crocodile", label: "Crocodile"}
+  ];`;
+
+const App = `import {Select, SelectItem} from "@nextui-org/react";
+import {animals} from "./data";
+
+export default function App() {
+  return (
+      <div className="flex w-screen justify-center items-center">
+        <Select
+            className="max-w-xs my-5"
+            isClearable={true}
+            label="Favorite Animal"
+        >
+          {animals.map((animal) => (
+          <SelectItem key={animal.key}>
+              {animal.label}
+          </SelectItem>
+          ))}
+        </Select>
+    </div>
+  );
+}`;
+
+const react = {
+  "/App.jsx": App,
+  "/data.js": data,
+};
+
+export default {
+  ...react,
+};

apps/docs/content/docs/components/select.mdx

@@ -148,6 +148,13 @@ You can combine the `isInvalid` and `errorMessage` properties to show an invalid
 
 <CodeDemo title="With Error Message" files={selectContent.errorMessage} />
 
+### Clear Button
+
+If you pass the `isClearable` property to the select, or provide a `onClear` function, it will have a clear button which will be visible only when the some value is selected.
+A default clear button is displayed if `endContent` property is not passed.
+
+<CodeDemo title="Clear Button" files={selectContent.isClearable} />
+
 ### Controlled
 
 You can use the `selectedKeys` and `onSelectionChange` / `onChange` properties to control the select value.
@@ -383,6 +390,7 @@ the popover and listbox components.
 | isDisabled                  | `boolean`                                                                                                                                                                                                              | Whether the select is disabled.                                                                                        | `false`            |
 | isMultiline                 | `boolean`                                                                                                                                                                                                              | Whether the select should allow multiple lines of text.                                                                | `false`            |
 | isInvalid                   | `boolean`                                                                                                                                                                                                              | Whether the select is invalid.                                                                                         | `false`            |
+| isClearable                 | `boolean`                                                                                                                                                                                                              | Whether the select should have a clear button.                                                                         | `false`            |
 | validationState             | `valid` \| `invalid`                                                                                                                                                                                                   | Whether the select should display its "valid" or "invalid" visual styling. (**Deprecated**) use **isInvalid** instead. | -                  |
 | showScrollIndicators        | `boolean`                                                                                                                                                                                                              | Whether the select should show scroll indicators when the listbox is scrollable.                                       | `true`             |
 | autoFocus                   | `boolean`                                                                                                                                                                                                              | Whether the select should be focused on the first mount.                                                               | `false`            |
@@ -403,7 +411,7 @@ the popover and listbox components.
 | onSelectionChange | `(keys: "all" \| Set<React.Key> & {anchorKey?: string; currentKey?: string}) => void`                 | Callback fired when the selected keys change.                                        |
 | onChange          | `React.ChangeEvent<HTMLSelectElement>`        | Native select change event, fired when the selected value changes.                   |
 | renderValue       | [RenderValueFunction](#render-value-function) | Function to render the value of the select. It renders the selected item by default. |
-
+| onClear           | `() => void`                                  | Handler that is called when the clear button is clicked.
 ---
 
 ### SelectItem Props

packages/components/select/src/select.tsx

@@ -1,6 +1,6 @@
 import {Listbox} from "@nextui-org/listbox";
 import {FreeSoloPopover} from "@nextui-org/popover";
-import {ChevronDownIcon} from "@nextui-org/shared-icons";
+import {ChevronDownIcon, CloseFilledIcon} from "@nextui-org/shared-icons";
 import {Spinner} from "@nextui-org/spinner";
 import {forwardRef} from "@nextui-org/system";
 import {ScrollShadow} from "@nextui-org/scroll-shadow";
@@ -30,7 +30,9 @@ function Select<T extends object>(props: Props<T>, ref: ForwardedRef<HTMLSelectE
     placeholder,
     renderValue,
     isOutsideLeft,
+    isClearable,
     disableAnimation,
+    getClearButtonProps,
     getBaseProps,
     getLabelProps,
     getTriggerProps,
@@ -52,6 +54,14 @@ function Select<T extends object>(props: Props<T>, ref: ForwardedRef<HTMLSelectE
 
   const clonedIcon = cloneElement(selectorIcon as ReactElement, getSelectorIconProps());
 
+  const clearButton = useMemo(() => {
+    if (isClearable) {
+      return state.selectedItems?.length ? (
+        <span {...getClearButtonProps()}>{endContent || <CloseFilledIcon />}</span>
+      ) : null;
+    }
+  }, [isClearable, getClearButtonProps, state]);
+
   const helperWrapper = useMemo(() => {
     if (!hasHelper) return null;
 
@@ -127,8 +137,10 @@ function Select<T extends object>(props: Props<T>, ref: ForwardedRef<HTMLSelectE
             {endContent && state.selectedItems && (
               <VisuallyHidden elementType="span">,</VisuallyHidden>
             )}
-            {endContent}
+            {/* we display endContent only when we are not displaying clear button */}
+            {!isClearable && endContent}
           </div>
+          {clearButton}
           {renderIndicator}
         </Component>
         {helperWrapper}

packages/components/select/src/use-select.ts

@@ -17,7 +17,7 @@ import {useAriaButton} from "@nextui-org/use-aria-button";
 import {useFocusRing} from "@react-aria/focus";
 import {clsx, dataAttr, objectToDeps} from "@nextui-org/shared-utils";
 import {mergeProps} from "@react-aria/utils";
-import {useHover} from "@react-aria/interactions";
+import {useHover, usePress} from "@react-aria/interactions";
 import {PopoverProps} from "@nextui-org/popover";
 import {ScrollShadowProps} from "@nextui-org/scroll-shadow";
 import {
@@ -77,6 +77,9 @@ interface Props<T> extends Omit<HTMLNextUIProps<"select">, keyof SelectVariantPr
   startContent?: React.ReactNode;
   /**
    * Element to be rendered in the right side of the select.
+   * if you pass this prop and the `onClear` prop, the passed element
+   * will have the clear button props and it will be rendered instead of the
+   * default clear button.
    */
   endContent?: ReactNode;
   /**
@@ -132,6 +135,11 @@ interface Props<T> extends Omit<HTMLNextUIProps<"select">, keyof SelectVariantPr
    * Handler that is called when the selection changes.
    */
   onSelectionChange?: (keys: SharedSelection) => void;
+  /**
+   * Callback fired when the value is cleared.
+   * if you pass this prop, the clear button will be shown.
+   */
+  onClear?: () => void;
 }
 
 interface SelectData {
@@ -186,6 +194,7 @@ export function useSelect<T extends object>(originalProps: UseSelectProps<T>) {
     validationState,
     onChange,
     onClose,
+    onClear,
     className,
     classNames,
     ...otherProps
@@ -295,11 +304,23 @@ export function useSelect<T extends object>(originalProps: UseSelectProps<T>) {
     triggerRef,
   );
 
+  const handleClear = useCallback(() => {
+    state.setSelectedKeys(new Set([]));
+    if (onClear) onClear();
+  }, [onClear, state]);
+
+  const {pressProps: clearPressProps} = usePress({
+    isDisabled: !!originalProps?.isDisabled,
+    onPress: handleClear,
+  });
+
   const isInvalid = originalProps.isInvalid || validationState === "invalid" || isAriaInvalid;
 
   const {isPressed, buttonProps} = useAriaButton(triggerProps, triggerRef);
 
   const {focusProps, isFocused, isFocusVisible} = useFocusRing();
+  const {focusProps: clearFocusProps, isFocusVisible: isClearButtonFocusVisible} = useFocusRing();
+
   const {isHovered, hoverProps} = useHover({isDisabled: originalProps.isDisabled});
 
   const labelPlacement = useMemo<SelectVariantProps["labelPlacement"]>(() => {
@@ -316,6 +337,7 @@ export function useSelect<T extends object>(originalProps: UseSelectProps<T>) {
     (labelPlacement === "outside" && (hasPlaceholder || !!originalProps.isMultiline));
   const shouldLabelBeInside = labelPlacement === "inside";
   const isOutsideLeft = labelPlacement === "outside-left";
+  const isClearable = !!onClear || originalProps.isClearable;
 
   const isFilled =
     state.isOpen ||
@@ -334,11 +356,19 @@ export function useSelect<T extends object>(originalProps: UseSelectProps<T>) {
       select({
         ...variantProps,
         isInvalid,
+        isClearable,
         labelPlacement,
         disableAnimation,
         className,
       }),
-    [objectToDeps(variantProps), isInvalid, labelPlacement, disableAnimation, className],
+    [
+      objectToDeps(variantProps),
+      isClearable,
+      isInvalid,
+      labelPlacement,
+      disableAnimation,
+      className,
+    ],
   );
 
   // scroll the listbox to the selected item
@@ -630,6 +660,22 @@ export function useSelect<T extends object>(originalProps: UseSelectProps<T>) {
     [slots, spinnerRef, spinnerProps, classNames?.spinner],
   );
 
+  const getClearButtonProps: PropGetter = useCallback(
+    (props = {}) => {
+      return {
+        ...props,
+        role: "button",
+        tabIndex: 0,
+        "aria-label": "clear selection",
+        "data-slot": "clear-button",
+        "data-focus-visible": dataAttr(isClearButtonFocusVisible),
+        className: slots.clearButton({class: clsx(classNames?.clearButton, props?.className)}),
+        ...mergeProps(clearPressProps, clearFocusProps),
+      };
+    },
+    [slots, isClearButtonFocusVisible, clearPressProps, clearFocusProps, classNames?.clearButton],
+  );
+
   // store the data to be used in useHiddenSelect
   selectData.set(state, {
     isDisabled: originalProps?.isDisabled,
@@ -647,6 +693,7 @@ export function useSelect<T extends object>(originalProps: UseSelectProps<T>) {
     name,
     triggerRef,
     isLoading,
+    isClearable,
     placeholder,
     startContent,
     endContent,
@@ -665,6 +712,7 @@ export function useSelect<T extends object>(originalProps: UseSelectProps<T>) {
     errorMessage,
     getBaseProps,
     getTriggerProps,
+    getClearButtonProps,
     getLabelProps,
     getValueProps,
     getListboxProps,

packages/components/select/stories/select.stories.tsx

@@ -87,6 +87,19 @@ const Template = ({color, variant, ...args}: SelectProps) => (
   </Select>
 );
 
+const ClearableTemplate = ({color, variant, ...args}: SelectProps) => (
+  <Select
+    className="max-w-xs my-4"
+    color={color}
+    isClearable={true}
+    label="Favorite Animal"
+    variant={variant}
+    {...args}
+  >
+    {items}
+  </Select>
+);
+
 const DynamicTemplate = ({color, variant, ...args}: SelectProps<Animal>) => (
   <Select
     className="max-w-xs"
@@ -1006,3 +1019,11 @@ export const CustomStyles = {
     },
   },
 };
+
+export const Clearable = {
+  render: ClearableTemplate,
+
+  args: {
+    ...defaultProps,
+  },
+};

packages/core/theme/src/components/select.ts

@@ -28,6 +28,23 @@ const select = tv({
     listboxWrapper: "scroll-py-6 max-h-64 w-full",
     listbox: "",
     popoverContent: "w-full p-1 overflow-hidden",
+    clearButton: [
+      "w-4",
+      "h-4",
+      "z-10",
+      "absolute",
+      "end-10",
+      "start-auto",
+      "appearance-none",
+      "outline-none",
+      "select-none",
+      "hover:!opacity-100",
+      "cursor-pointer",
+      "active:!opacity-70",
+      "rounded-full",
+      // focus ring
+      ...dataFocusVisibleClasses,
+    ],
     helperWrapper: "p-1 flex relative flex-col gap-1.5",
     description: "text-tiny text-foreground-400",
     errorMessage: "text-tiny text-danger",
@@ -102,14 +119,17 @@ const select = tv({
         label: "text-tiny",
         trigger: "h-8 min-h-8 px-2 rounded-small",
         value: "text-small",
+        clearButton: "text-medium",
       },
       md: {
         trigger: "h-10 min-h-10 rounded-medium",
         value: "text-small",
+        clearButton: "text-large",
       },
       lg: {
         trigger: "h-12 min-h-12 rounded-large",
         value: "text-medium",
+        clearButton: "text-large",
       },
     },
     radius: {
@@ -147,6 +167,12 @@ const select = tv({
         base: "w-full",
       },
     },
+    isClearable: {
+      true: {
+        input: "peer pr-6 rtl:pr-0 rtl:pl-6",
+        clearButton: "peer-data-[filled=true]:opacity-70 peer-data-[filled=true]:block",
+      },
+    },
     isDisabled: {
       true: {
         base: "opacity-disabled pointer-events-none",
@@ -193,6 +219,7 @@ const select = tv({
           "motion-reduce:transition-none",
         ],
         selectorIcon: "transition-transform duration-150 ease motion-reduce:transition-none",
+        clearButton: ["transition-opacity", "motion-reduce:transition-none"],
       },
     },
     disableSelectorIconRotation: {