@base-ui/react
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Base UI is a library of headless ('unstyled') React components and low-level hooks. You gain complete control over your app's CSS and accessibility features.
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JavaScript
"use strict";
'use client';
var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard").default;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.DrawerViewport = void 0;
var React = _interopRequireWildcard(require("react"));
var ReactDOM = _interopRequireWildcard(require("react-dom"));
var _dom = require("@floating-ui/utils/dom");
var _addEventListener = require("@base-ui/utils/addEventListener");
var _owner = require("@base-ui/utils/owner");
var _useAnimationFrame = require("@base-ui/utils/useAnimationFrame");
var _useIsoLayoutEffect = require("@base-ui/utils/useIsoLayoutEffect");
var _useStableCallback = require("@base-ui/utils/useStableCallback");
var _DialogRootContext = require("../../dialog/root/DialogRootContext");
var _DialogViewport = require("../../dialog/viewport/DialogViewport");
var _mergeProps = require("../../merge-props");
var _DrawerRootContext = require("../root/DrawerRootContext");
var _useDrawerSnapPoints = require("../root/useDrawerSnapPoints");
var _DrawerProviderContext = require("../provider/DrawerProviderContext");
var _clamp = require("../../internals/clamp");
var _useSwipeDismiss = require("../../utils/useSwipeDismiss");
var _DrawerPopupCssVars = require("../popup/DrawerPopupCssVars");
var _DrawerPopupDataAttributes = require("../popup/DrawerPopupDataAttributes");
var _DrawerBackdropCssVars = require("../backdrop/DrawerBackdropCssVars");
var _DrawerContentDataAttributes = require("../content/DrawerContentDataAttributes");
var _reasons = require("../../internals/reasons");
var _createBaseUIEventDetails = require("../../internals/createBaseUIEventDetails");
var _utils = require("../../floating-ui-react/utils");
var _DrawerViewportContext = require("./DrawerViewportContext");
var _stateAttributesMapping = require("../../internals/stateAttributesMapping");
var _scrollable = require("../../utils/scrollable");
var _constants = require("../../internals/constants");
var _getElementAtPoint = require("../../utils/getElementAtPoint");
var _DrawerVirtualKeyboardContext = require("../virtual-keyboard-provider/DrawerVirtualKeyboardContext");
var _jsxRuntime = require("react/jsx-runtime");
const MIN_SWIPE_THRESHOLD = 10;
const FAST_SWIPE_VELOCITY = 0.5;
const SNAP_VELOCITY_THRESHOLD = 0.5;
const SNAP_VELOCITY_MULTIPLIER = 300;
const MAX_SNAP_VELOCITY = 4;
const MIN_SWIPE_RELEASE_VELOCITY = 0.2;
const MAX_SWIPE_RELEASE_VELOCITY = 4;
const MIN_SWIPE_RELEASE_DURATION_MS = 80;
const MAX_SWIPE_RELEASE_DURATION_MS = 360;
const MIN_SWIPE_RELEASE_SCALAR = 0.1;
const MAX_SWIPE_RELEASE_SCALAR = 1;
const AXIS_LOCK_SLOP = 6;
const AXIS_LOCK_BIAS = 2;
const DRAWER_CONTENT_SELECTOR = `[${_DrawerContentDataAttributes.DRAWER_CONTENT_ATTRIBUTE}]`;
/**
* A positioning container for the drawer popup that can be made scrollable.
* Renders a `<div>` element.
*
* Documentation: [Base UI Drawer](https://base-ui.com/react/components/drawer)
*/
const DrawerViewport = exports.DrawerViewport = /*#__PURE__*/React.forwardRef(function DrawerViewport(props, forwardedRef) {
const {
render,
className,
style,
children,
...elementProps
} = props;
const store = (0, _DialogRootContext.useDialogRootContext)();
const popupRef = store.context.popupRef;
const backdropRef = store.context.backdropRef;
const {
swipeDirection,
notifyParentSwipingChange,
notifyParentSwipeProgressChange,
frontmostHeight,
snapToSequentialPoints,
swipeAreaActiveRef
} = (0, _DrawerRootContext.useDrawerRootContext)();
const providerContext = (0, _DrawerProviderContext.useDrawerProviderContext)();
const {
snapPoints,
resolvedSnapPoints,
activeSnapPoint,
activeSnapPointOffset,
setActiveSnapPoint,
popupHeight
} = (0, _useDrawerSnapPoints.useDrawerSnapPoints)();
const open = store.useState('open');
const mounted = store.useState('mounted');
const nested = store.useState('nested');
const nestedOpenDrawerCount = store.useState('nestedOpenDrawerCount');
const viewportElement = store.useState('viewportElement');
const popupElementState = store.useState('popupElement');
const visualStateStore = providerContext?.visualStateStore;
const nestedDrawerOpen = nestedOpenDrawerCount > 0;
const scrollAxis = swipeDirection === 'left' || swipeDirection === 'right' ? 'horizontal' : 'vertical';
const isVerticalScrollAxis = scrollAxis === 'vertical';
const crossScrollAxis = isVerticalScrollAxis ? 'horizontal' : 'vertical';
const [swipeRelease, setSwipeRelease] = React.useState(null);
const pendingSwipeCloseSnapPointRef = React.useRef(undefined);
const resetSwipeRef = React.useRef(null);
const controlledDismissFrame = (0, _useAnimationFrame.useAnimationFrame)();
const swipingRef = React.useRef(false);
const nestedSwipeActiveRef = React.useRef(false);
const lastPointerTypeRef = React.useRef('');
const ignoreNextTouchStartFromPenRef = React.useRef(false);
const ignoreTouchSwipeRef = React.useRef(false);
const touchScrollStateRef = React.useRef(null);
const virtualKeyboard = (0, _DrawerVirtualKeyboardContext.useDrawerVirtualKeyboardContext)();
const snapPointRange = React.useMemo(() => {
if (!snapPoints || snapPoints.length < 2 || resolvedSnapPoints.length < 2 || swipeDirection !== 'down' && swipeDirection !== 'up') {
return null;
}
const offsets = resolvedSnapPoints.map(point => point.offset).sort((a, b) => a - b);
const minOffset = offsets[0];
const nextOffset = offsets[1];
const range = nextOffset - minOffset;
return {
minOffset,
range
};
}, [resolvedSnapPoints, snapPoints, swipeDirection]);
const snapPointProgress = React.useMemo(() => {
if (!snapPointRange || activeSnapPointOffset === null) {
return null;
}
return (0, _clamp.clamp)((activeSnapPointOffset - snapPointRange.minOffset) / snapPointRange.range, 0, 1);
}, [activeSnapPointOffset, snapPointRange]);
const swipeDirections = React.useMemo(() => {
if (snapPoints && snapPoints.length > 0 && (swipeDirection === 'down' || swipeDirection === 'up')) {
return swipeDirection === 'down' ? ['down', 'up'] : ['up', 'down'];
}
return [swipeDirection];
}, [snapPoints, swipeDirection]);
const setSwipeDismissed = (0, _useStableCallback.useStableCallback)(dismissed => {
popupRef.current?.toggleAttribute(_DrawerPopupDataAttributes.DrawerPopupDataAttributes.swipeDismiss, dismissed);
backdropRef.current?.toggleAttribute(_DrawerPopupDataAttributes.DrawerPopupDataAttributes.swipeDismiss, dismissed);
});
const clearSwipeRelease = (0, _useStableCallback.useStableCallback)(() => {
setSwipeDismissed(false);
popupRef.current?.removeAttribute(_stateAttributesMapping.TransitionStatusDataAttributes.endingStyle);
setSwipeRelease(null);
});
const finishNestedSwipe = (0, _useStableCallback.useStableCallback)(() => {
if (!nestedSwipeActiveRef.current) {
return;
}
nestedSwipeActiveRef.current = false;
notifyParentSwipingChange?.(false);
});
const applySwipeProgress = (0, _useStableCallback.useStableCallback)((resolvedProgress, shouldTrackProgress, notifyParent) => {
const isActive = open && !nested && shouldTrackProgress;
const swipeProgress = isActive ? resolvedProgress : 0;
const nestedSwipeProgress = open && shouldTrackProgress ? resolvedProgress : 0;
if (notifyParent && notifyParentSwipeProgressChange) {
notifyParentSwipeProgressChange(nestedSwipeProgress);
if (nestedSwipeProgress <= 0) {
finishNestedSwipe();
}
}
visualStateStore?.set({
swipeProgress,
frontmostHeight: swipeProgress > 0 ? frontmostHeight : 0
});
const backdropElement = backdropRef.current;
if (!backdropElement) {
return;
}
const showProgress = isActive && swipeProgress > 0;
backdropElement.style.setProperty(_DrawerBackdropCssVars.DrawerBackdropCssVars.swipeProgress, showProgress ? `${swipeProgress}` : '0');
if (showProgress && frontmostHeight > 0) {
backdropElement.style.setProperty(_DrawerPopupCssVars.DrawerPopupCssVars.height, `${frontmostHeight}px`);
} else {
backdropElement.style.removeProperty(_DrawerPopupCssVars.DrawerPopupCssVars.height);
}
});
function resolveSwipeRelease(popupElement, direction, deltaX, deltaY, velocityX, velocityY, releaseVelocityX, releaseVelocityY) {
const size = getBaseSwipeSize(popupElement, direction);
if (size <= 0) {
return null;
}
// The snap point base offset shifts the popup along the dismiss direction for both
// `down` (+offset) and `up` (-offset), so it always adds to the directional translation.
const snapPointBaseOffset = (direction === 'down' || direction === 'up') && snapPoints && snapPoints.length > 0 ? activeSnapPointOffset ?? 0 : 0;
const translationAlongDirection = snapPointBaseOffset + (0, _useSwipeDismiss.getDisplacement)(direction, deltaX, deltaY);
const remainingDistance = Math.max(0, size - translationAlongDirection);
if (remainingDistance <= 0) {
return null;
}
const releaseVelocity = (0, _useSwipeDismiss.getDisplacement)(direction, releaseVelocityX, releaseVelocityY);
const directionalVelocity = Math.abs(releaseVelocity) > 0 ? releaseVelocity : (0, _useSwipeDismiss.getDisplacement)(direction, velocityX, velocityY);
if (directionalVelocity <= MIN_SWIPE_RELEASE_VELOCITY) {
return null;
}
const clampedVelocity = (0, _clamp.clamp)(directionalVelocity, MIN_SWIPE_RELEASE_VELOCITY, MAX_SWIPE_RELEASE_VELOCITY);
// The gesture hook supplies finite deltas and velocities. The guards above keep the remaining
// distance and divisor positive, so the duration stays within [MIN, MAX] and the resulting
// scalar within (0, 1].
const durationMs = (0, _clamp.clamp)(remainingDistance / clampedVelocity, MIN_SWIPE_RELEASE_DURATION_MS, MAX_SWIPE_RELEASE_DURATION_MS);
const normalizedDuration = (durationMs - MIN_SWIPE_RELEASE_DURATION_MS) / (MAX_SWIPE_RELEASE_DURATION_MS - MIN_SWIPE_RELEASE_DURATION_MS);
return MIN_SWIPE_RELEASE_SCALAR + normalizedDuration * (MAX_SWIPE_RELEASE_SCALAR - MIN_SWIPE_RELEASE_SCALAR);
}
function updateNestedSwipeActive(details) {
if (nestedSwipeActiveRef.current || !details) {
return;
}
const direction = details.direction ?? swipeDirection;
const delta = (0, _useSwipeDismiss.getDisplacement)(direction, details.deltaX, details.deltaY);
if (Math.abs(delta) < MIN_SWIPE_THRESHOLD) {
return;
}
nestedSwipeActiveRef.current = true;
notifyParentSwipingChange?.(true);
}
const swipe = (0, _useSwipeDismiss.useSwipeDismiss)({
enabled: mounted && !nestedDrawerOpen,
directions: swipeDirections,
elementRef: store.context.popupRef,
ignoreSelectorWhenTouch: false,
ignoreScrollableAncestors: true,
movementCssVars: {
x: _DrawerPopupCssVars.DrawerPopupCssVars.swipeMovementX,
y: _DrawerPopupCssVars.DrawerPopupCssVars.swipeMovementY
},
onSwipeStart(event) {
if ('touches' in event || event.pointerType === 'touch') {
return;
}
const popupElement = popupRef.current;
const doc = (0, _owner.ownerDocument)(popupElement);
const selection = doc.getSelection?.();
if (!selection || selection.isCollapsed) {
return;
}
const anchorElement = (0, _dom.isElement)(selection.anchorNode) ? selection.anchorNode : selection.anchorNode?.parentElement;
const focusElement = (0, _dom.isElement)(selection.focusNode) ? selection.focusNode : selection.focusNode?.parentElement;
if (!(0, _utils.contains)(popupElement, anchorElement) && !(0, _utils.contains)(popupElement, focusElement)) {
return;
}
selection.removeAllRanges();
},
onSwipingChange(swiping) {
swipingRef.current = swiping;
setBackdropSwipingAttribute(store.context.backdropRef.current, swiping);
if (!swiping && !notifyParentSwipeProgressChange) {
finishNestedSwipe();
}
},
swipeThreshold({
element,
direction
}) {
return getBaseSwipeThreshold(element, direction);
},
canStart(position, details) {
const popupElement = store.context.popupRef.current;
if (!popupElement) {
return false;
}
const doc = popupElement.ownerDocument;
const elementAtPoint = (0, _getElementAtPoint.getElementAtPoint)(popupElement.getRootNode(), position.x, position.y);
if (!elementAtPoint || !(0, _utils.contains)(popupElement, elementAtPoint)) {
return false;
}
const nativeEvent = details.nativeEvent;
const touchLike = 'touches' in nativeEvent || nativeEvent.pointerType === 'touch';
if (touchLike && shouldIgnoreSwipeForTextSelection(doc, popupElement)) {
return false;
}
return true;
},
onProgress(progress, details) {
updateNestedSwipeActive(details);
const hasSnapPoints = Boolean(snapPoints && snapPoints.length > 0);
if (swipingRef.current && swipeDirection === 'down' && hasSnapPoints && details) {
const popupElement = store.context.popupRef.current;
if (popupElement) {
popupElement.style.removeProperty('transform');
popupElement.style.setProperty(_DrawerPopupCssVars.DrawerPopupCssVars.swipeMovementY, `${(0, _useDrawerSnapPoints.getSnapPointSwipeMovement)(activeSnapPointOffset ?? 0, details.deltaY)}px`);
}
}
let resolvedProgress = progress;
if (snapPointRange && popupHeight > 0) {
const baseOffset = activeSnapPointOffset ?? snapPointRange.minOffset;
const offsetToProgress = nextOffset => (0, _clamp.clamp)((nextOffset - snapPointRange.minOffset) / snapPointRange.range, 0, 1);
if (details && Number.isFinite(details.deltaY)) {
resolvedProgress = offsetToProgress((0, _clamp.clamp)(baseOffset + details.deltaY, 0, popupHeight));
} else if (snapPointProgress !== null) {
resolvedProgress = snapPointProgress;
}
}
applySwipeProgress(resolvedProgress, true, true);
},
onRelease({
event,
deltaX,
deltaY,
direction,
velocityX,
velocityY,
releaseVelocityX,
releaseVelocityY
}) {
const popupElement = store.context.popupRef.current;
if (!popupElement) {
clearSwipeRelease();
return undefined;
}
const releasePopupElement = popupElement;
function startSwipeRelease(resolvedDirection) {
// Start ending transition styles earlier and synchronously to prevent a period where
// the popup appears stuck on release before the actual closing animation starts.
finishNestedSwipe();
setSwipeDismissed(true);
releasePopupElement.style.removeProperty('transition');
releasePopupElement.setAttribute(_stateAttributesMapping.TransitionStatusDataAttributes.endingStyle, '');
ReactDOM.flushSync(() => {
setSwipeRelease(resolveSwipeRelease(releasePopupElement, resolvedDirection, deltaX, deltaY, velocityX, velocityY, releaseVelocityX, releaseVelocityY));
});
}
if (!snapPoints || snapPoints.length === 0) {
if (!direction) {
clearSwipeRelease();
return undefined;
}
const directionalDelta = (0, _useSwipeDismiss.getDisplacement)(direction, deltaX, deltaY);
if (directionalDelta <= 0) {
clearSwipeRelease();
return false;
}
if ((0, _useSwipeDismiss.getDisplacement)(direction, velocityX, velocityY) >= FAST_SWIPE_VELOCITY) {
startSwipeRelease(direction);
return true;
}
const shouldClose = directionalDelta > getBaseSwipeThreshold(releasePopupElement, direction);
if (shouldClose) {
startSwipeRelease(direction);
} else {
clearSwipeRelease();
}
return shouldClose;
}
if (swipeDirection !== 'down' && swipeDirection !== 'up') {
clearSwipeRelease();
return undefined;
}
if (!popupHeight) {
clearSwipeRelease();
return false;
}
if (resolvedSnapPoints.length === 0) {
clearSwipeRelease();
return undefined;
}
const dragDelta = swipeDirection === 'down' ? deltaY : -deltaY;
const dragDirection = Math.sign(dragDelta);
const releaseDirectionalVelocity = swipeDirection === 'down' ? releaseVelocityY : -releaseVelocityY;
const fallbackDirectionalVelocity = swipeDirection === 'down' ? velocityY : -velocityY;
let resolvedDirectionalVelocity = releaseDirectionalVelocity;
if (dragDirection !== 0 && Math.abs(dragDelta) >= MIN_SWIPE_THRESHOLD) {
const velocityDirection = Math.sign(resolvedDirectionalVelocity);
if (velocityDirection !== 0 && velocityDirection !== dragDirection) {
// Ignore touch reversals that would otherwise flip the snap decision.
resolvedDirectionalVelocity = fallbackDirectionalVelocity;
}
}
const currentOffset = activeSnapPointOffset ?? 0;
const dragTargetOffset = (0, _clamp.clamp)(currentOffset + dragDelta, 0, popupHeight);
const velocityOffset = Math.abs(resolvedDirectionalVelocity) >= SNAP_VELOCITY_THRESHOLD ? (0, _clamp.clamp)(resolvedDirectionalVelocity, -MAX_SNAP_VELOCITY, MAX_SNAP_VELOCITY) * SNAP_VELOCITY_MULTIPLIER : 0;
const targetOffset = snapToSequentialPoints ? dragTargetOffset : (0, _clamp.clamp)(dragTargetOffset + velocityOffset, 0, popupHeight);
const snapPointEventDetails = (0, _createBaseUIEventDetails.createChangeEventDetails)(_reasons.REASONS.swipe, event);
const closeFromSnapPoints = () => {
pendingSwipeCloseSnapPointRef.current = activeSnapPoint;
setActiveSnapPoint(null, snapPointEventDetails);
startSwipeRelease(swipeDirection);
return true;
};
if (snapToSequentialPoints) {
const orderedSnapPoints = [...resolvedSnapPoints].sort((first, second) => first.offset - second.offset);
const orderedOffsets = orderedSnapPoints.map(point => point.offset);
const currentIndex = (0, _useDrawerSnapPoints.closestSnapPointIndex)(orderedOffsets, currentOffset);
let targetSnapPoint = orderedSnapPoints[(0, _useDrawerSnapPoints.closestSnapPointIndex)(orderedOffsets, targetOffset)];
const velocityDirection = Math.sign(resolvedDirectionalVelocity);
const shouldAdvance = dragDirection !== 0 && velocityDirection !== 0 && velocityDirection === dragDirection && Math.abs(resolvedDirectionalVelocity) >= SNAP_VELOCITY_THRESHOLD;
let effectiveTargetOffset = targetOffset;
if (shouldAdvance) {
const adjacentIndex = (0, _clamp.clamp)(currentIndex + dragDirection, 0, orderedSnapPoints.length - 1);
if (adjacentIndex !== currentIndex) {
const adjacentPoint = orderedSnapPoints[adjacentIndex];
const shouldForceAdjacent = dragDirection > 0 ? targetOffset < adjacentPoint.offset : targetOffset > adjacentPoint.offset;
if (shouldForceAdjacent) {
targetSnapPoint = adjacentPoint;
effectiveTargetOffset = adjacentPoint.offset;
}
} else if (dragDirection > 0) {
return closeFromSnapPoints();
}
}
const closeDistance = Math.abs(effectiveTargetOffset - popupHeight);
const snapDistance = Math.abs(effectiveTargetOffset - targetSnapPoint.offset);
if (closeDistance < snapDistance) {
return closeFromSnapPoints();
}
setActiveSnapPoint(targetSnapPoint.value, snapPointEventDetails);
clearSwipeRelease();
return false;
}
if (resolvedDirectionalVelocity >= FAST_SWIPE_VELOCITY && dragDelta > 0) {
return closeFromSnapPoints();
}
const closestSnapPoint = resolvedSnapPoints[(0, _useDrawerSnapPoints.closestSnapPointIndex)(resolvedSnapPoints.map(point => point.offset), targetOffset)];
const closeDistance = Math.abs(targetOffset - popupHeight);
if (closeDistance < Math.abs(targetOffset - closestSnapPoint.offset)) {
return closeFromSnapPoints();
}
setActiveSnapPoint(closestSnapPoint.value, snapPointEventDetails);
clearSwipeRelease();
return false;
},
onDismiss(event) {
visualStateStore?.set({
swipeProgress: 0,
frontmostHeight: 0
});
const backdropElement = store.context.backdropRef.current;
if (backdropElement) {
backdropElement.style.setProperty(_DrawerBackdropCssVars.DrawerBackdropCssVars.swipeProgress, '0');
backdropElement.style.removeProperty(_DrawerPopupCssVars.DrawerPopupCssVars.height);
}
const dismissEventDetails = (0, _createBaseUIEventDetails.createChangeEventDetails)(_reasons.REASONS.swipe, event);
store.setOpen(false, dismissEventDetails);
if (dismissEventDetails.isCanceled) {
const pendingSnapPoint = pendingSwipeCloseSnapPointRef.current;
if (pendingSnapPoint !== undefined) {
setActiveSnapPoint(pendingSnapPoint, (0, _createBaseUIEventDetails.createChangeEventDetails)(_reasons.REASONS.swipe, event));
}
pendingSwipeCloseSnapPointRef.current = undefined;
resetSwipeRef.current?.();
clearSwipeRelease();
return;
}
// In controlled mode, the effective open state may not have changed yet
// (openProp takes precedence over state.open). Proceed optimistically with the
// dismiss animation — React's Scheduler flushes before the next rAF, so we can
// reliably check whether the parent accepted or rejected the close.
// Note: if onOpenChange is asynchronous (e.g., closes the drawer after a network
// call), the rAF check will see open === true, revert the animation, and the
// drawer will close without animation when the parent eventually sets open={false}.
if (store.select('open')) {
const savedEvent = event;
controlledDismissFrame.request(() => {
if (store.select('open')) {
// Parent rejected: revert animation and restore snap point.
const pendingSnapPoint = pendingSwipeCloseSnapPointRef.current;
if (pendingSnapPoint !== undefined) {
setActiveSnapPoint(pendingSnapPoint, (0, _createBaseUIEventDetails.createChangeEventDetails)(_reasons.REASONS.swipe, savedEvent));
}
pendingSwipeCloseSnapPointRef.current = undefined;
clearSwipeRelease();
resetSwipeRef.current?.();
} else {
// Parent accepted: clean up the ref.
pendingSwipeCloseSnapPointRef.current = undefined;
}
});
return;
}
pendingSwipeCloseSnapPointRef.current = undefined;
setSwipeDismissed(true);
}
});
const swipePointerProps = swipe.getPointerProps();
const swipeTouchProps = swipe.getTouchProps();
const {
moveNative: moveSwipeNative,
reset: resetSwipe
} = swipe;
resetSwipeRef.current = resetSwipe;
React.useEffect(() => {
const rootElement = viewportElement ?? popupElementState;
if (!rootElement) {
return undefined;
}
const resolvedRootElement = rootElement;
const doc = (0, _owner.ownerDocument)(resolvedRootElement);
function processTouchMove(event, touchState, touch) {
const drawerAxisDelta = isVerticalScrollAxis ? touch.clientY - touchState.lastY : touch.clientX - touchState.lastX;
// Avoid blocking pinch zoom or text selection adjustments on iOS Safari.
if (event.touches.length === 2) {
return;
}
const allowTouchMove = shouldIgnoreSwipeForTextSelection(doc, resolvedRootElement);
if (allowTouchMove || !open || !mounted || nestedDrawerOpen) {
return;
}
if (shouldYieldTouchMove(touchState, event, touch, isVerticalScrollAxis)) {
return;
}
const scrollTarget = touchState.scrollTarget;
if (!scrollTarget || scrollTarget === doc.documentElement || scrollTarget === doc.body) {
if (event.cancelable) {
event.preventDefault();
}
// Claim the gesture before React's delegated touch handlers see it; dispatching the
// move through React re-rasterizes the popup content on every frame.
event.stopPropagation();
moveSwipeNative(event, resolvedRootElement);
return;
}
if (!hasScrollableContentOnAxis(scrollTarget, scrollAxis)) {
// If the scroll container doesn't overflow on the drawer axis, prevent the window from
// scrolling instead.
if (event.cancelable) {
event.preventDefault();
}
event.stopPropagation();
return;
}
if (drawerAxisDelta !== 0) {
const canSwipeFromScrollEdge = canSwipeFromScrollEdgeOnMove(scrollTarget, scrollAxis, swipeDirection, drawerAxisDelta);
if (!touchState.allowSwipe) {
if (event.cancelable && canSwipeFromScrollEdge) {
touchState.allowSwipe = true;
event.preventDefault();
} else {
touchState.allowSwipe = false;
}
} else if (event.cancelable) {
event.preventDefault();
}
}
if (touchState.allowSwipe === true) {
event.stopPropagation();
moveSwipeNative(event, resolvedRootElement);
}
}
function handleNativeTouchMove(event) {
// The virtual keyboard provider observes the move to tell a tap apart from a drag.
// It must run even when the swipe gesture below claims the event with
// `stopPropagation()`, which would otherwise prevent React's delegated handlers
// (and the provider) from ever seeing the move.
virtualKeyboard?.onTouchMove(event);
if (ignoreTouchSwipeRef.current) {
return;
}
const touchState = touchScrollStateRef.current;
const touch = event.touches[0];
if (!touch || !touchState) {
return;
}
processTouchMove(event, touchState, touch);
updateTouchScrollPosition(touchState, touch);
}
return (0, _addEventListener.addEventListener)(doc, 'touchmove', handleNativeTouchMove, {
passive: false,
capture: true
});
}, [mounted, nestedDrawerOpen, open, popupElementState, isVerticalScrollAxis, scrollAxis, swipeDirection, moveSwipeNative, viewportElement, virtualKeyboard]);
(0, _useIsoLayoutEffect.useIsoLayoutEffect)(() => {
if (!snapPointRange || swipe.swiping) {
return;
}
applySwipeProgress(!open || nested ? 0 : snapPointProgress ?? 0, true, false);
}, [applySwipeProgress, frontmostHeight, nested, notifyParentSwipeProgressChange, open, snapPointProgress, snapPointRange, swipe.swiping, store, visualStateStore]);
(0, _useIsoLayoutEffect.useIsoLayoutEffect)(() => {
if (!notifyParentSwipeProgressChange) {
return undefined;
}
if (!open) {
notifyParentSwipeProgressChange(0);
}
return () => {
notifyParentSwipeProgressChange(0);
};
}, [notifyParentSwipeProgressChange, open]);
(0, _useIsoLayoutEffect.useIsoLayoutEffect)(() => {
if (open) {
// Skip `resetSwipe` while `Drawer.SwipeArea` is driving the open: it zeroes the popup's
// `--swipe-movement-*` (via `syncDragStyles(false)`), flashing it fully open for a frame.
// `clearSwipeRelease` doesn't touch those vars, so always run it to clear any leftover
// release state from a prior dismiss (e.g. when the popup is kept mounted).
if (!swipeAreaActiveRef.current) {
resetSwipe();
}
clearSwipeRelease();
}
}, [clearSwipeRelease, open, resetSwipe, swipeAreaActiveRef]);
(0, _useIsoLayoutEffect.useIsoLayoutEffect)(() => {
const backdropElement = backdropRef.current;
return () => {
visualStateStore?.set({
swipeProgress: 0,
frontmostHeight: 0
});
setBackdropSwipingAttribute(backdropElement, false);
// `data-swiping` is set on whichever backdrop is current when a swipe starts, which can
// differ from the captured element if the backdrop mounted late or changed identity.
// Reading the live ref here is intentional so the current backdrop is cleared too.
// eslint-disable-next-line react-hooks/exhaustive-deps
const currentBackdrop = backdropRef.current;
if (currentBackdrop !== backdropElement) {
setBackdropSwipingAttribute(currentBackdrop, false);
}
finishNestedSwipe();
};
}, [backdropRef, finishNestedSwipe, visualStateStore]);
const swipeProviderValue = React.useMemo(() => ({
swiping: swipe.swiping,
getDragStyles: swipe.getDragStyles,
swipeStrength: swipeRelease ?? null,
setSwipeDismissed
}), [setSwipeDismissed, swipe.getDragStyles, swipe.swiping, swipeRelease]);
function resetTouchSwipeState(ignoreSwipe) {
ignoreTouchSwipeRef.current = ignoreSwipe;
touchScrollStateRef.current = null;
}
function resetTouchTrackingState() {
resetTouchSwipeState(false);
lastPointerTypeRef.current = '';
ignoreNextTouchStartFromPenRef.current = false;
}
function handlePointerEnd(event) {
lastPointerTypeRef.current = '';
return event.pointerType !== 'touch';
}
return /*#__PURE__*/(0, _jsxRuntime.jsx)(_DialogViewport.DialogViewport, {
ref: forwardedRef,
className: className,
style: style,
render: render,
...(0, _mergeProps.mergeProps)(elementProps, {
onPointerDown(event) {
lastPointerTypeRef.current = event.pointerType;
ignoreNextTouchStartFromPenRef.current = event.pointerType === 'pen';
if (!open || !mounted || nestedDrawerOpen) {
return;
}
const elementAtPoint = (0, _getElementAtPoint.getElementAtPoint)(event.currentTarget.getRootNode(), event.clientX, event.clientY);
if (isSwipeIgnoredTarget(elementAtPoint) || isDrawerContentTarget(elementAtPoint)) {
return;
}
if (event.pointerType === 'touch') {
return;
}
swipePointerProps.onPointerDown?.(event);
},
onPointerMove(event) {
if (event.pointerType === 'touch') {
return;
}
swipePointerProps.onPointerMove?.(event);
},
onPointerUp(event) {
if (handlePointerEnd(event)) {
swipePointerProps.onPointerUp?.(event);
}
},
onPointerCancel(event) {
if (handlePointerEnd(event)) {
swipePointerProps.onPointerCancel?.(event);
}
},
onTouchStart(event) {
const startedFromPenPointerDown = lastPointerTypeRef.current === 'pen' && ignoreNextTouchStartFromPenRef.current;
if (startedFromPenPointerDown) {
ignoreNextTouchStartFromPenRef.current = false;
resetTouchSwipeState(false);
return;
}
if (!open || !mounted || nestedDrawerOpen) {
resetTouchSwipeState(false);
return;
}
const touch = event.touches[0];
if (!touch) {
return;
}
if (isReactTouchEventOnRangeInput(event)) {
resetTouchSwipeState(false);
return;
}
const rootElement = event.currentTarget;
const elementAtPoint = (0, _getElementAtPoint.getElementAtPoint)(rootElement.getRootNode(), touch.clientX, touch.clientY);
const eventTarget = (0, _utils.getTarget)(event.nativeEvent);
const target = (0, _dom.isElement)(eventTarget) ? eventTarget : rootElement;
if (!(0, _utils.contains)(rootElement, target)) {
resetTouchSwipeState(true);
return;
}
virtualKeyboard?.onTouchStart(event);
if (isSwipeIgnoredTarget(elementAtPoint)) {
resetTouchSwipeState(true);
return;
}
ignoreTouchSwipeRef.current = false;
const scrollTarget = (0, _scrollable.findScrollableTouchTarget)(target, rootElement, scrollAxis);
const hasCrossAxisScrollableContent = (0, _scrollable.findScrollableTouchTarget)(target, rootElement, crossScrollAxis) != null;
let allowSwipe = null;
if (scrollTarget) {
const canSwipeFromEdge = isAtSwipeStartEdge(scrollTarget, scrollAxis, swipeDirection);
allowSwipe = canSwipeFromEdge ? null : false;
}
touchScrollStateRef.current = {
startX: touch.clientX,
startY: touch.clientY,
lastX: touch.clientX,
lastY: touch.clientY,
scrollTarget,
hasCrossAxisScrollableContent,
allowSwipe,
preserveNativeCrossAxisScroll: false,
drawerAxisAttributed: false
};
swipeTouchProps.onTouchStart?.(event);
},
onTouchEnd(event) {
virtualKeyboard?.onTouchEnd(event);
resetTouchTrackingState();
swipeTouchProps.onTouchEnd?.(event);
},
onTouchCancel(event) {
virtualKeyboard?.onTouchCancel();
resetTouchTrackingState();
swipeTouchProps.onTouchCancel?.(event);
},
// Drawer popups use drawer-specific nested state attributes.
// Suppress DialogViewport's generic nested dialog attribute.
['data-nested-dialog-open']: undefined
}),
children: /*#__PURE__*/(0, _jsxRuntime.jsx)(_DrawerViewportContext.DrawerViewportContext.Provider, {
value: swipeProviderValue,
children: children
})
});
});
if (process.env.NODE_ENV !== "production") DrawerViewport.displayName = "DrawerViewport";
function setBackdropSwipingAttribute(backdropElement, swiping) {
backdropElement?.toggleAttribute(_DrawerPopupDataAttributes.DrawerPopupDataAttributes.swiping, swiping);
}
function isSwipeIgnoredTarget(target) {
return Boolean(target?.closest(_constants.BASE_UI_SWIPE_IGNORE_SELECTOR));
}
function isDrawerContentTarget(target) {
return Boolean(target?.closest(DRAWER_CONTENT_SELECTOR));
}
function getBaseSwipeSize(element, direction) {
return direction === 'left' || direction === 'right' ? element.offsetWidth : element.offsetHeight;
}
function getBaseSwipeThreshold(element, direction) {
return Math.max(getBaseSwipeSize(element, direction) * 0.5, MIN_SWIPE_THRESHOLD);
}
function isRangeInput(target, win) {
return target instanceof win.HTMLInputElement && target.type === 'range';
}
function isTextSelectionControl(target) {
return target.tagName === 'INPUT' || target.tagName === 'TEXTAREA';
}
function hasExpandedSelectionWithinTarget(selection, target) {
const anchorElement = (0, _dom.isElement)(selection.anchorNode) ? selection.anchorNode : selection.anchorNode?.parentElement;
const focusElement = (0, _dom.isElement)(selection.focusNode) ? selection.focusNode : selection.focusNode?.parentElement;
return selection.containsNode(target, true) || (0, _utils.contains)(target, anchorElement) || (0, _utils.contains)(target, focusElement);
}
function shouldIgnoreSwipeForTextSelection(doc, rootElement) {
const activeEl = (0, _utils.activeElement)(doc);
if (activeEl && (0, _utils.contains)(rootElement, activeEl) && isTextSelectionControl(activeEl)) {
const {
selectionStart,
selectionEnd
} = activeEl;
if (selectionStart != null && selectionEnd != null && selectionStart < selectionEnd) {
return true;
}
}
const selection = doc.getSelection?.();
if (!selection || selection.isCollapsed) {
return false;
}
return hasExpandedSelectionWithinTarget(selection, rootElement);
}
function isEventOnRangeInput(event, win) {
return event.composedPath().some(pathTarget => isRangeInput(pathTarget, win));
}
function isReactTouchEventOnRangeInput(event) {
return isEventOnRangeInput(event.nativeEvent, (0, _owner.ownerWindow)(event.currentTarget));
}
function updateTouchScrollPosition(touchState, touch) {
touchState.lastX = touch.clientX;
touchState.lastY = touch.clientY;
}
/**
* Arbitrates a touchmove between the drawer swipe and a native cross-axis scroll.
* Returns `true` when the move must be left alone — either because the cross axis already won the
* gesture, or because neither axis has passed the slop yet and the gesture cannot be attributed.
*/
function shouldYieldTouchMove(touchState, event, touch, isVerticalScrollAxis) {
if (touchState.preserveNativeCrossAxisScroll) {
return true;
}
// Attribution happens once per gesture. Re-arbitrating after the drawer axis has won would let
// the pre-attribution branches below fire mid-drag (the slop is measured from the touch origin,
// which is never re-baselined), freezing the popup and dropping `preventDefault()`.
if (touchState.drawerAxisAttributed || touchState.allowSwipe === true || !touchState.hasCrossAxisScrollableContent) {
return false;
}
// A non-cancelable touchmove means the browser has already committed the gesture to a native
// scroll; claiming it for the swipe would drag the popup alongside the scrolling content.
if (!event.cancelable) {
touchState.preserveNativeCrossAxisScroll = true;
return true;
}
const drawerAxisGestureDelta = isVerticalScrollAxis ? touch.clientY - touchState.startY : touch.clientX - touchState.startX;
const crossAxisGestureDelta = isVerticalScrollAxis ? touch.clientX - touchState.startX : touch.clientY - touchState.startY;
const absDrawerAxisGestureDelta = Math.abs(drawerAxisGestureDelta);
const absCrossAxisGestureDelta = Math.abs(crossAxisGestureDelta);
if (absCrossAxisGestureDelta >= AXIS_LOCK_SLOP && absCrossAxisGestureDelta > absDrawerAxisGestureDelta + AXIS_LOCK_BIAS) {
touchState.preserveNativeCrossAxisScroll = true;
return true;
}
if (absDrawerAxisGestureDelta >= AXIS_LOCK_SLOP) {
touchState.drawerAxisAttributed = true;
return false;
}
// Neither axis has traveled past the slop yet, so the gesture cannot be attributed. Leave the
// event alone: on iOS, `preventDefault()` on the first cancelable touchmove cancels native
// scrolling for the entire gesture, which would lock a cross-axis scroll that only passes the
// slop on a later move.
return true;
}
function hasScrollableContentOnAxis(scrollTarget, axis) {
return getScrollMetrics(scrollTarget, axis).max > 0;
}
function getScrollMetrics(scrollTarget, axis) {
if (axis === 'vertical') {
const max = Math.max(0, scrollTarget.scrollHeight - scrollTarget.clientHeight);
return {
offset: scrollTarget.scrollTop,
max
};
}
const max = Math.max(0, scrollTarget.scrollWidth - scrollTarget.clientWidth);
return {
offset: scrollTarget.scrollLeft,
max
};
}
function isAtSwipeStartEdge(scrollTarget, axis, direction) {
const dismissFromStartEdge = shouldDismissFromStartEdge(direction, axis);
const {
offset,
max
} = getScrollMetrics(scrollTarget, axis);
return dismissFromStartEdge ? offset <= 0 : offset >= max;
}
function canSwipeFromScrollEdgeOnMove(scrollTarget, axis, direction, delta) {
const dismissFromStartEdge = shouldDismissFromStartEdge(direction, axis);
const movingTowardDismiss = dismissFromStartEdge ? delta > 0 : delta < 0;
if (!movingTowardDismiss) {
return false;
}
return isAtSwipeStartEdge(scrollTarget, axis, direction);
}
function shouldDismissFromStartEdge(direction, axis) {
return axis === 'vertical' ? direction === 'down' : direction === 'right';
}