@blueprintjs/core
Version:
Core styles & components
208 lines • 8.98 kB
JavaScript
"use strict";
/*
* Copyright 2015 Palantir Technologies, Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.Collapse = exports.AnimationStates = void 0;
var tslib_1 = require("tslib");
var classnames_1 = tslib_1.__importDefault(require("classnames"));
var React = tslib_1.__importStar(require("react"));
var common_1 = require("../../common");
var props_1 = require("../../common/props");
/**
* `Collapse` can be in one of six states, enumerated here.
* When changing the `isOpen` prop, the following happens to the states:
* isOpen={true} : CLOSED -> OPEN_START -> OPENING -> OPEN
* isOpen={false} : OPEN -> CLOSING_START -> CLOSING -> CLOSED
*/
var AnimationStates;
(function (AnimationStates) {
/**
* The body is re-rendered, height is set to the measured body height and
* the body Y is set to 0.
*/
AnimationStates[AnimationStates["OPEN_START"] = 0] = "OPEN_START";
/**
* Animation begins, height is set to auto. This is all animated, and on
* complete, the state changes to OPEN.
*/
AnimationStates[AnimationStates["OPENING"] = 1] = "OPENING";
/**
* The collapse height is set to auto, and the body Y is set to 0 (so the
* element can be seen as normal).
*/
AnimationStates[AnimationStates["OPEN"] = 2] = "OPEN";
/**
* Height has been changed from auto to the measured height of the body to
* prepare for the closing animation in CLOSING.
*/
AnimationStates[AnimationStates["CLOSING_START"] = 3] = "CLOSING_START";
/**
* Height is set to 0 and the body Y is at -height. Both of these properties
* are transformed, and then after the animation is complete, the state
* changes to CLOSED.
*/
AnimationStates[AnimationStates["CLOSING"] = 4] = "CLOSING";
/**
* The contents of the collapse is not rendered, the collapse height is 0,
* and the body Y is at -height (so that the bottom of the body is at Y=0).
*/
AnimationStates[AnimationStates["CLOSED"] = 5] = "CLOSED";
})(AnimationStates || (exports.AnimationStates = AnimationStates = {}));
/**
* Collapse component.
*
* @see https://blueprintjs.com/docs/#core/components/collapse
*/
var Collapse = /** @class */ (function (_super) {
tslib_1.__extends(Collapse, _super);
function Collapse() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.state = {
animationState: _this.props.isOpen ? AnimationStates.OPEN : AnimationStates.CLOSED,
height: undefined,
heightWhenOpen: undefined,
};
// The element containing the contents of the collapse.
_this.contents = null;
_this.contentsRefHandler = function (el) {
_this.contents = el;
if (_this.contents != null) {
var height = _this.contents.clientHeight;
_this.setState({
animationState: _this.props.isOpen ? AnimationStates.OPEN : AnimationStates.CLOSED,
height: height === 0 ? undefined : "".concat(height, "px"),
heightWhenOpen: height === 0 ? undefined : height,
});
}
};
return _this;
}
Collapse.getDerivedStateFromProps = function (props, state) {
var isOpen = props.isOpen;
var animationState = state.animationState;
if (isOpen) {
switch (animationState) {
case AnimationStates.OPEN:
// no-op
break;
case AnimationStates.OPENING:
// allow Collapse#onDelayedStateChange() to handle the transition here
break;
default:
return { animationState: AnimationStates.OPEN_START };
}
}
else {
switch (animationState) {
case AnimationStates.CLOSED:
// no-op
break;
case AnimationStates.CLOSING:
// allow Collapse#onDelayedStateChange() to handle the transition here
break;
default:
// need to set an explicit height so that transition can work
return {
animationState: AnimationStates.CLOSING_START,
height: "".concat(state.heightWhenOpen, "px"),
};
}
}
return null;
};
Collapse.prototype.render = function () {
var isContentVisible = this.state.animationState !== AnimationStates.CLOSED;
var shouldRenderChildren = isContentVisible || this.props.keepChildrenMounted;
var displayWithTransform = isContentVisible && this.state.animationState !== AnimationStates.CLOSING;
var isAutoHeight = this.state.height === "auto";
var containerStyle = {
height: isContentVisible ? this.state.height : undefined,
overflowY: isAutoHeight ? "visible" : undefined,
// transitions don't work with height: auto
transition: isAutoHeight ? "none" : undefined,
};
var contentsStyle = {
// only use heightWhenOpen while closing
transform: displayWithTransform ? "translateY(0)" : "translateY(-".concat(this.state.heightWhenOpen, "px)"),
// transitions don't work with height: auto
transition: isAutoHeight ? "none" : undefined,
};
return React.createElement(this.props.component, {
className: (0, classnames_1.default)(common_1.Classes.COLLAPSE, this.props.className),
style: containerStyle,
}, React.createElement("div", { className: common_1.Classes.COLLAPSE_BODY, ref: this.contentsRefHandler, style: contentsStyle, "aria-hidden": !isContentVisible }, shouldRenderChildren ? this.props.children : null));
};
Collapse.prototype.componentDidMount = function () {
this.forceUpdate();
// HACKHACK: this should probably be done in getSnapshotBeforeUpdate
if (this.props.isOpen) {
this.setState({ animationState: AnimationStates.OPEN, height: "auto" });
}
else {
this.setState({ animationState: AnimationStates.CLOSED, height: "0px" });
}
};
Collapse.prototype.componentDidUpdate = function () {
var _this = this;
if (this.contents == null) {
return;
}
var transitionDuration = this.props.transitionDuration;
var animationState = this.state.animationState;
if (animationState === AnimationStates.OPEN_START) {
var clientHeight = this.contents.clientHeight;
this.setState({
animationState: AnimationStates.OPENING,
height: "".concat(clientHeight, "px"),
heightWhenOpen: clientHeight,
});
this.setTimeout(function () { return _this.onDelayedStateChange(); }, transitionDuration);
}
else if (animationState === AnimationStates.CLOSING_START) {
var clientHeight_1 = this.contents.clientHeight;
this.setTimeout(function () {
return _this.setState({
animationState: AnimationStates.CLOSING,
height: "0px",
heightWhenOpen: clientHeight_1,
});
});
this.setTimeout(function () { return _this.onDelayedStateChange(); }, transitionDuration);
}
};
Collapse.prototype.onDelayedStateChange = function () {
switch (this.state.animationState) {
case AnimationStates.OPENING:
this.setState({ animationState: AnimationStates.OPEN, height: "auto" });
break;
case AnimationStates.CLOSING:
this.setState({ animationState: AnimationStates.CLOSED });
break;
default:
break;
}
};
Collapse.displayName = "".concat(props_1.DISPLAYNAME_PREFIX, ".Collapse");
Collapse.defaultProps = {
component: "div",
isOpen: false,
keepChildrenMounted: false,
transitionDuration: 200,
};
return Collapse;
}(common_1.AbstractPureComponent));
exports.Collapse = Collapse;
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