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451 lines
14 KiB
TypeScript
451 lines
14 KiB
TypeScript
// deps-lint-skip-all
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import {
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initMoveMotion,
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initSlideMotion,
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slideDownIn,
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slideDownOut,
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slideUpIn,
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slideUpOut,
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} from '../../style/motion';
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import type { FullToken, GenerateStyle } from '../../_util/theme';
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import { genComponentStyleHook, mergeToken, resetComponent, roundedArrow } from '../../_util/theme';
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import genButtonStyle from './button';
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import genStatusStyle from './status';
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export interface ComponentToken {
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zIndexPopup: number;
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}
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export interface DropdownToken extends FullToken<'Dropdown'> {
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rootPrefixCls: string;
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dropdownArrowDistance: number;
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dropdownArrowOffset: number;
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dropdownPaddingVertical: number;
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dropdownEdgeChildVerticalPadding: number;
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menuCls: string;
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}
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// =============================== Base ===============================
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const genBaseStyle: GenerateStyle<DropdownToken> = token => {
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const {
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componentCls,
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menuCls,
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zIndexPopup,
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dropdownArrowDistance,
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dropdownArrowOffset,
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sizePopupArrow,
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antCls,
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iconCls,
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motionDurationMid,
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motionDurationSlow,
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dropdownPaddingVertical,
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fontSizeBase,
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dropdownEdgeChildVerticalPadding,
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radiusBase,
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colorTextDisabled,
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fontSizeIcon,
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controlPaddingHorizontal,
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colorBgElevated,
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} = token;
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return [
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{
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[componentCls]: {
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...resetComponent(token),
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position: 'absolute',
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top: -9999,
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left: {
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_skip_check_: true,
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value: -9999,
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},
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zIndex: zIndexPopup,
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display: 'block',
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// A placeholder out of dropdown visible range to avoid close when user moving
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'&::before': {
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position: 'absolute',
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insetBlock: -dropdownArrowDistance + sizePopupArrow,
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// insetInlineStart: -7, // FIXME: Seems not work for hidden element
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zIndex: -9999,
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opacity: 0.0001,
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content: '""',
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},
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[`${componentCls}-wrap`]: {
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position: 'relative',
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[`${antCls}-btn > ${iconCls}-down`]: {
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fontSize: fontSizeIcon,
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},
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[`${iconCls}-down::before`]: {
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transition: `transform ${motionDurationMid}`,
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},
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},
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[`${componentCls}-wrap-open`]: {
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[`${iconCls}-down::before`]: {
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transform: `rotate(180deg)`,
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},
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},
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[`
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&-hidden,
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&-menu-hidden,
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&-menu-submenu-hidden
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`]: {
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display: 'none',
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},
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// =============================================================
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// == Arrow ==
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// =============================================================
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// Offset the popover to account for the dropdown arrow
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[`
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&-show-arrow&-placement-topLeft,
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&-show-arrow&-placement-top,
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&-show-arrow&-placement-topRight
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`]: {
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paddingBottom: dropdownArrowDistance,
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},
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[`
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&-show-arrow&-placement-bottomLeft,
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&-show-arrow&-placement-bottom,
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&-show-arrow&-placement-bottomRight
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`]: {
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paddingTop: dropdownArrowDistance,
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},
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// Note: .popover-arrow is outer, .popover-arrow:after is inner
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[`${componentCls}-arrow`]: {
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position: 'absolute',
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zIndex: 1, // lift it up so the menu wouldn't cask shadow on it
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display: 'block',
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width: sizePopupArrow,
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height: sizePopupArrow,
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// Use linear-gradient to prevent arrow from covering text
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background: `linear-gradient(135deg, transparent 40%, ${colorBgElevated} 40%)`,
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...roundedArrow(sizePopupArrow, 5, colorBgElevated),
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},
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[`
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&-placement-top > ${componentCls}-arrow,
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&-placement-topLeft > ${componentCls}-arrow,
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&-placement-topRight > ${componentCls}-arrow
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`]: {
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bottom: sizePopupArrow * Math.sqrt(1 / 2) + 2,
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boxShadow: `3px 3px 7px -3px rgba(0, 0, 0, 0.1)`, // FIXME: hardcode
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transform: 'rotate(45deg)',
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},
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[`&-placement-top > ${componentCls}-arrow`]: {
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left: {
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_skip_check_: true,
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value: '50%',
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},
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transform: 'translateX(-50%) rotate(45deg)',
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},
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[`&-placement-topLeft > ${componentCls}-arrow`]: {
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left: {
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_skip_check_: true,
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value: dropdownArrowOffset,
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},
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},
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[`&-placement-topRight > ${componentCls}-arrow`]: {
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right: {
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_skip_check_: true,
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value: dropdownArrowOffset,
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},
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},
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[`
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&-placement-bottom > ${componentCls}-arrow,
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&-placement-bottomLeft > ${componentCls}-arrow,
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&-placement-bottomRight > ${componentCls}-arrow
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`]: {
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top: (sizePopupArrow + 2) * Math.sqrt(1 / 2),
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boxShadow: `2px 2px 5px -2px rgba(0, 0, 0, 0.1)`, // FIXME: hardcode
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transform: `rotate(-135deg) translateY(-0.5px)`, // FIXME: hardcode
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},
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[`&-placement-bottom > ${componentCls}-arrow`]: {
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left: {
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_skip_check_: true,
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value: '50%',
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},
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transform: `translateX(-50%) rotate(-135deg) translateY(-0.5px)`,
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},
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[`&-placement-bottomLeft > ${componentCls}-arrow`]: {
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left: {
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_skip_check_: true,
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value: dropdownArrowOffset,
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},
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},
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[`&-placement-bottomRight > ${componentCls}-arrow`]: {
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right: {
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_skip_check_: true,
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value: dropdownArrowOffset,
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},
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},
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// =============================================================
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// == Motion ==
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// =============================================================
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// When position is not enough for dropdown, the placement will revert.
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// We will handle this with revert motion name.
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[`&${antCls}-slide-down-enter${antCls}-slide-down-enter-active&-placement-bottomLeft,
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&${antCls}-slide-down-appear${antCls}-slide-down-appear-active&-placement-bottomLeft
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&${antCls}-slide-down-enter${antCls}-slide-down-enter-active&-placement-bottom,
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&${antCls}-slide-down-appear${antCls}-slide-down-appear-active&-placement-bottom,
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&${antCls}-slide-down-enter${antCls}-slide-down-enter-active&-placement-bottomRight,
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&${antCls}-slide-down-appear${antCls}-slide-down-appear-active&-placement-bottomRight`]: {
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animationName: slideUpIn,
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},
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[`&${antCls}-slide-up-enter${antCls}-slide-up-enter-active&-placement-topLeft,
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&${antCls}-slide-up-appear${antCls}-slide-up-appear-active&-placement-topLeft,
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&${antCls}-slide-up-enter${antCls}-slide-up-enter-active&-placement-top,
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&${antCls}-slide-up-appear${antCls}-slide-up-appear-active&-placement-top,
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&${antCls}-slide-up-enter${antCls}-slide-up-enter-active&-placement-topRight,
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&${antCls}-slide-up-appear${antCls}-slide-up-appear-active&-placement-topRight`]: {
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animationName: slideDownIn,
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},
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[`&${antCls}-slide-down-leave${antCls}-slide-down-leave-active&-placement-bottomLeft,
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&${antCls}-slide-down-leave${antCls}-slide-down-leave-active&-placement-bottom,
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&${antCls}-slide-down-leave${antCls}-slide-down-leave-active&-placement-bottomRight`]: {
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animationName: slideUpOut,
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},
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[`&${antCls}-slide-up-leave${antCls}-slide-up-leave-active&-placement-topLeft,
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&${antCls}-slide-up-leave${antCls}-slide-up-leave-active&-placement-top,
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&${antCls}-slide-up-leave${antCls}-slide-up-leave-active&-placement-topRight`]: {
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animationName: slideDownOut,
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},
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},
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},
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{
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// =============================================================
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// == Menu ==
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// =============================================================
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[`${componentCls} ${menuCls}`]: {
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position: 'relative',
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margin: 0,
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},
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[`${menuCls}-submenu-popup`]: {
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position: 'absolute',
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zIndex: zIndexPopup,
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background: 'transparent',
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boxShadow: 'none',
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transformOrigin: '0 0',
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'ul,li': {
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listStyle: 'none',
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},
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ul: {
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marginInline: '0.3em',
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},
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},
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[`${componentCls}, ${componentCls}-menu-submenu`]: {
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[menuCls]: {
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padding: `${dropdownEdgeChildVerticalPadding}px 0`,
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listStyleType: 'none',
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backgroundColor: colorBgElevated,
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backgroundClip: 'padding-box',
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borderRadius: token.controlRadius,
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outline: 'none',
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boxShadow: token.boxShadow,
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[`${menuCls}-item-group-title`]: {
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padding: `${dropdownPaddingVertical}px ${controlPaddingHorizontal}px`,
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color: token.colorTextSecondary,
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transition: `all ${motionDurationSlow}`,
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},
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// ======================= Item Content =======================
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[`${menuCls}-item`]: {
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position: 'relative',
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display: 'flex',
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alignItems: 'center',
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},
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[`${menuCls}-item-icon`]: {
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minWidth: fontSizeBase,
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marginInlineEnd: token.marginXS,
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fontSize: token.fontSizeSM,
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},
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[`${menuCls}-title-content`]: {
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flex: 'auto',
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'> a': {
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color: 'inherit',
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transition: `all ${motionDurationSlow}`,
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'&:hover': {
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color: 'inherit',
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},
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'&::after': {
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position: 'absolute',
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inset: 0,
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content: '""',
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},
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},
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},
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// =========================== Item ===========================
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[`${menuCls}-item, ${menuCls}-submenu-title`]: {
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clear: 'both',
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margin: 0,
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padding: `${dropdownPaddingVertical}px ${controlPaddingHorizontal}px`,
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color: token.colorText,
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fontWeight: 'normal',
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fontSize: fontSizeBase,
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lineHeight: token.lineHeight,
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cursor: 'pointer',
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transition: `all ${motionDurationSlow}`,
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'&:first-child': !dropdownEdgeChildVerticalPadding
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? {
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borderRadius: `${radiusBase}px ${radiusBase}px 0 0`,
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}
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: [],
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'&:last-child': !dropdownEdgeChildVerticalPadding
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? {
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borderRadius: `0 0 ${radiusBase}px ${radiusBase}px`,
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}
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: [],
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'&-selected': {
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color: token.colorPrimary,
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backgroundColor: token.controlItemBgActive,
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},
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[`&:hover, &-active`]: {
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backgroundColor: token.controlItemBgHover,
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},
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'&-disabled': {
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color: colorTextDisabled,
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cursor: 'not-allowed',
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'&:hover': {
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color: colorTextDisabled,
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backgroundColor: colorBgElevated,
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cursor: 'not-allowed',
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},
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a: {
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pointerEvents: 'none',
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},
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},
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'&-divider': {
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height: 1, // By design
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margin: `${token.marginXXS}px 0`,
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overflow: 'hidden',
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lineHeight: 0,
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backgroundColor: token.colorSplit,
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},
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[`${componentCls}-menu-submenu-expand-icon`]: {
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position: 'absolute',
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insetInlineEnd: token.paddingXS,
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[`${componentCls}-menu-submenu-arrow-icon`]: {
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marginInlineEnd: '0 !important',
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color: token.colorTextSecondary,
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fontSize: fontSizeIcon,
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fontStyle: 'normal',
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},
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},
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},
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[`${menuCls}-item-group-list`]: {
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margin: `0 ${token.marginXS}px`,
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padding: 0,
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listStyle: 'none',
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},
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[`${menuCls}-submenu-title`]: {
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paddingInlineEnd: controlPaddingHorizontal + token.fontSizeSM,
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},
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[`${menuCls}-submenu-vertical`]: {
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position: 'relative',
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},
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[`${menuCls}-submenu${menuCls}-submenu-disabled ${componentCls}-menu-submenu-title`]: {
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[`&, ${componentCls}-menu-submenu-arrow-icon`]: {
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color: colorTextDisabled,
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backgroundColor: colorBgElevated,
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cursor: 'not-allowed',
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},
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},
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// https://github.com/ant-design/ant-design/issues/19264
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[`${menuCls}-submenu-selected ${componentCls}-menu-submenu-title`]: {
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color: token.colorPrimary,
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},
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},
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},
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},
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// Follow code may reuse in other components
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[
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initSlideMotion(token, 'slide-up'),
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initSlideMotion(token, 'slide-down'),
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initMoveMotion(token, 'move-up'),
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initMoveMotion(token, 'move-down'),
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],
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];
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};
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// ============================== Export ==============================
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export default genComponentStyleHook(
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'Dropdown',
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(token, { rootPrefixCls }) => {
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const {
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marginXXS,
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sizePopupArrow,
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controlHeight,
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fontSizeBase,
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lineHeight,
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paddingXXS,
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componentCls,
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} = token;
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const dropdownPaddingVertical = (controlHeight - fontSizeBase * lineHeight) / 2;
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const dropdownToken = mergeToken<DropdownToken>(token, {
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menuCls: `${componentCls}-menu`,
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rootPrefixCls,
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dropdownArrowDistance: sizePopupArrow + marginXXS,
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dropdownArrowOffset: (sizePopupArrow / Math.sqrt(2)) * 2,
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dropdownPaddingVertical,
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dropdownEdgeChildVerticalPadding: paddingXXS,
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});
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return [
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genBaseStyle(dropdownToken),
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genButtonStyle(dropdownToken),
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genStatusStyle(dropdownToken),
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];
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},
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token => ({
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zIndexPopup: token.zIndexPopupBase + 50,
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}),
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);
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