index.mjs
4.84 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
"use client";
// packages/react/presence/src/Presence.tsx
import * as React2 from "react";
import { useComposedRefs } from "@radix-ui/react-compose-refs";
import { useLayoutEffect } from "@radix-ui/react-use-layout-effect";
// packages/react/presence/src/useStateMachine.tsx
import * as React from "react";
function useStateMachine(initialState, machine) {
return React.useReducer((state, event) => {
const nextState = machine[state][event];
return nextState ?? state;
}, initialState);
}
// packages/react/presence/src/Presence.tsx
var Presence = (props) => {
const { present, children } = props;
const presence = usePresence(present);
const child = typeof children === "function" ? children({ present: presence.isPresent }) : React2.Children.only(children);
const ref = useComposedRefs(presence.ref, getElementRef(child));
const forceMount = typeof children === "function";
return forceMount || presence.isPresent ? React2.cloneElement(child, { ref }) : null;
};
Presence.displayName = "Presence";
function usePresence(present) {
const [node, setNode] = React2.useState();
const stylesRef = React2.useRef({});
const prevPresentRef = React2.useRef(present);
const prevAnimationNameRef = React2.useRef("none");
const initialState = present ? "mounted" : "unmounted";
const [state, send] = useStateMachine(initialState, {
mounted: {
UNMOUNT: "unmounted",
ANIMATION_OUT: "unmountSuspended"
},
unmountSuspended: {
MOUNT: "mounted",
ANIMATION_END: "unmounted"
},
unmounted: {
MOUNT: "mounted"
}
});
React2.useEffect(() => {
const currentAnimationName = getAnimationName(stylesRef.current);
prevAnimationNameRef.current = state === "mounted" ? currentAnimationName : "none";
}, [state]);
useLayoutEffect(() => {
const styles = stylesRef.current;
const wasPresent = prevPresentRef.current;
const hasPresentChanged = wasPresent !== present;
if (hasPresentChanged) {
const prevAnimationName = prevAnimationNameRef.current;
const currentAnimationName = getAnimationName(styles);
if (present) {
send("MOUNT");
} else if (currentAnimationName === "none" || styles?.display === "none") {
send("UNMOUNT");
} else {
const isAnimating = prevAnimationName !== currentAnimationName;
if (wasPresent && isAnimating) {
send("ANIMATION_OUT");
} else {
send("UNMOUNT");
}
}
prevPresentRef.current = present;
}
}, [present, send]);
useLayoutEffect(() => {
if (node) {
let timeoutId;
const ownerWindow = node.ownerDocument.defaultView ?? window;
const handleAnimationEnd = (event) => {
const currentAnimationName = getAnimationName(stylesRef.current);
const isCurrentAnimation = currentAnimationName.includes(event.animationName);
if (event.target === node && isCurrentAnimation) {
send("ANIMATION_END");
if (!prevPresentRef.current) {
const currentFillMode = node.style.animationFillMode;
node.style.animationFillMode = "forwards";
timeoutId = ownerWindow.setTimeout(() => {
if (node.style.animationFillMode === "forwards") {
node.style.animationFillMode = currentFillMode;
}
});
}
}
};
const handleAnimationStart = (event) => {
if (event.target === node) {
prevAnimationNameRef.current = getAnimationName(stylesRef.current);
}
};
node.addEventListener("animationstart", handleAnimationStart);
node.addEventListener("animationcancel", handleAnimationEnd);
node.addEventListener("animationend", handleAnimationEnd);
return () => {
ownerWindow.clearTimeout(timeoutId);
node.removeEventListener("animationstart", handleAnimationStart);
node.removeEventListener("animationcancel", handleAnimationEnd);
node.removeEventListener("animationend", handleAnimationEnd);
};
} else {
send("ANIMATION_END");
}
}, [node, send]);
return {
isPresent: ["mounted", "unmountSuspended"].includes(state),
ref: React2.useCallback((node2) => {
if (node2) stylesRef.current = getComputedStyle(node2);
setNode(node2);
}, [])
};
}
function getAnimationName(styles) {
return styles?.animationName || "none";
}
function getElementRef(element) {
let getter = Object.getOwnPropertyDescriptor(element.props, "ref")?.get;
let mayWarn = getter && "isReactWarning" in getter && getter.isReactWarning;
if (mayWarn) {
return element.ref;
}
getter = Object.getOwnPropertyDescriptor(element, "ref")?.get;
mayWarn = getter && "isReactWarning" in getter && getter.isReactWarning;
if (mayWarn) {
return element.props.ref;
}
return element.props.ref || element.ref;
}
export {
Presence
};
//# sourceMappingURL=index.mjs.map