@blueprintjs/core
Version:
Core styles & components
230 lines (228 loc) • 10.7 kB
JavaScript
/*
* Copyright 2015 Palantir Technologies, Inc. All rights reserved.
* Licensed under the BSD-3 License as modified (the “License”); you may obtain a copy
* of the license at https://github.com/palantir/blueprint/blob/master/LICENSE
* and https://github.com/palantir/blueprint/blob/master/PATENTS
*/
"use strict";
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var __assign = (this && this.__assign) || Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var classNames = require("classnames");
var PureRender = require("pure-render-decorator");
var React = require("react");
var CSSTransitionGroup = require("react-addons-css-transition-group");
var Classes = require("../../common/classes");
var Keys = require("../../common/keys");
var utils_1 = require("../../common/utils");
var portal_1 = require("../portal/portal");
var Overlay = (function (_super) {
__extends(Overlay, _super);
function Overlay(props, context) {
var _this = this;
_super.call(this, props, context);
this.displayName = "Blueprint.Overlay";
this.refHandlers = {
container: function (ref) { return _this.containerElement = ref; },
};
this.bringFocusInsideOverlay = function () {
var containerElement = _this.containerElement;
// container ref may be undefined between component mounting and Portal rendering
// activeElement may be undefined in some rare cases in IE
if (containerElement == null || document.activeElement == null || !_this.props.isOpen) {
return;
}
var isFocusOutsideModal = !containerElement.contains(document.activeElement);
if (isFocusOutsideModal) {
// element marked autofocus has higher priority than the other clowns
var autofocusElement = containerElement.query("[autofocus]");
var wrapperElement = containerElement.query("[tabindex]");
if (autofocusElement != null) {
autofocusElement.focus();
}
else if (wrapperElement != null) {
wrapperElement.focus();
}
}
};
this.handleBackdropMouseDown = function (e) {
if (_this.props.canOutsideClickClose) {
utils_1.safeInvoke(_this.props.onClose, e);
}
utils_1.safeInvoke(_this.props.backdropProps.onMouseDown, e);
};
this.handleDocumentClick = function (e) {
var _a = _this.props, isOpen = _a.isOpen, onClose = _a.onClose;
var eventTarget = e.target;
var isClickInOverlay = _this.containerElement != null
&& _this.containerElement.contains(eventTarget);
if (isOpen && _this.props.canOutsideClickClose && !isClickInOverlay) {
// casting to any because this is a native event
utils_1.safeInvoke(onClose, e);
}
};
this.handleContentMount = function () {
if (_this.props.isOpen) {
utils_1.safeInvoke(_this.props.didOpen);
}
if (_this.props.autoFocus) {
_this.bringFocusInsideOverlay();
}
};
this.handleDocumentFocus = function (e) {
if (_this.props.enforceFocus
&& _this.containerElement != null
&& !_this.containerElement.contains(e.target)) {
e.stopImmediatePropagation();
_this.bringFocusInsideOverlay();
}
};
this.handleKeyDown = function (e) {
var _a = _this.props, canEscapeKeyClose = _a.canEscapeKeyClose, onClose = _a.onClose;
if (e.which === Keys.ESCAPE && canEscapeKeyClose) {
utils_1.safeInvoke(onClose, e);
// prevent browser-specific escape key behavior (Safari exits fullscreen)
e.preventDefault();
}
};
this.state = { hasEverOpened: props.isOpen };
}
Overlay.prototype.render = function () {
// oh snap! no reason to render anything at all if we're being truly lazy
if (this.props.lazy && !this.state.hasEverOpened) {
return null;
}
var _a = this.props, children = _a.children, className = _a.className, inline = _a.inline, isOpen = _a.isOpen, transitionDuration = _a.transitionDuration, transitionName = _a.transitionName;
// add a special class to each child that will automatically set the appropriate
// CSS position mode under the hood. also, make the container focusable so we can
// trap focus inside it (via `persistentFocus()`).
var decoratedChildren = React.Children.map(children, function (child) {
return React.cloneElement(child, {
className: classNames(child.props.className, Classes.OVERLAY_CONTENT),
tabIndex: 0,
});
});
var transitionGroup = (React.createElement(CSSTransitionGroup, {transitionAppear: true, transitionAppearTimeout: transitionDuration, transitionEnterTimeout: transitionDuration, transitionLeaveTimeout: transitionDuration, transitionName: transitionName},
this.maybeRenderBackdrop(),
isOpen ? decoratedChildren : null));
var mergedClassName = classNames(Classes.OVERLAY, (_b = {},
_b[Classes.OVERLAY_OPEN] = isOpen,
_b[Classes.OVERLAY_INLINE] = inline,
_b
), className);
var elementProps = {
className: mergedClassName,
onKeyDown: this.handleKeyDown,
};
if (inline) {
return React.createElement("span", __assign({}, elementProps, {ref: this.refHandlers.container}), transitionGroup);
}
else {
return (React.createElement(portal_1.Portal, __assign({}, elementProps, {containerRef: this.refHandlers.container, onChildrenMount: this.handleContentMount}), transitionGroup));
}
var _b;
};
Overlay.prototype.componentDidMount = function () {
if (this.props.isOpen) {
this.overlayWillOpen();
}
};
Overlay.prototype.componentWillReceiveProps = function (nextProps) {
this.setState({ hasEverOpened: this.state.hasEverOpened || nextProps.isOpen });
};
Overlay.prototype.componentDidUpdate = function (prevProps) {
if (prevProps.isOpen && !this.props.isOpen) {
this.overlayWillClose();
}
else if (!prevProps.isOpen && this.props.isOpen) {
this.overlayWillOpen();
}
};
Overlay.prototype.componentWillUnmount = function () {
this.overlayWillClose();
};
Overlay.prototype.maybeRenderBackdrop = function () {
var _a = this.props, backdropClassName = _a.backdropClassName, backdropProps = _a.backdropProps, hasBackdrop = _a.hasBackdrop, isOpen = _a.isOpen;
if (hasBackdrop && isOpen) {
return (React.createElement("div", __assign({}, backdropProps, {className: classNames(Classes.OVERLAY_BACKDROP, backdropClassName, backdropProps.className), onMouseDown: this.handleBackdropMouseDown, tabIndex: this.props.canOutsideClickClose ? 0 : null})));
}
else {
return undefined;
}
};
Overlay.prototype.overlayWillClose = function () {
document.removeEventListener("focus", this.handleDocumentFocus, /* useCapture */ true);
document.removeEventListener("mousedown", this.handleDocumentClick);
document.body.classList.remove(Classes.OVERLAY_OPEN);
var openStack = Overlay.openStack;
var idx = openStack.indexOf(this);
if (idx > 0) {
openStack.splice(idx, 1);
var lastOpenedOverlay = Overlay.getLastOpened();
if (openStack.length > 0 && lastOpenedOverlay.props.enforceFocus) {
document.addEventListener("focus", lastOpenedOverlay.handleDocumentFocus, /* useCapture */ true);
}
}
};
Overlay.prototype.overlayWillOpen = function () {
var openStack = Overlay.openStack;
if (openStack.length > 0) {
document.removeEventListener("focus", Overlay.getLastOpened().handleDocumentFocus, /* useCapture */ true);
}
openStack.push(this);
if (this.props.canOutsideClickClose && !this.props.hasBackdrop) {
document.addEventListener("mousedown", this.handleDocumentClick);
}
if (this.props.enforceFocus) {
document.addEventListener("focus", this.handleDocumentFocus, /* useCapture */ true);
}
if (this.props.inline) {
utils_1.safeInvoke(this.props.didOpen);
if (this.props.autoFocus) {
this.bringFocusInsideOverlay();
}
}
else if (this.props.hasBackdrop) {
// add a class to the body to prevent scrolling of content below the overlay
document.body.classList.add(Classes.OVERLAY_OPEN);
}
};
Overlay.defaultProps = {
autoFocus: true,
backdropProps: {},
canEscapeKeyClose: true,
canOutsideClickClose: true,
enforceFocus: true,
hasBackdrop: true,
inline: false,
isOpen: false,
lazy: true,
transitionDuration: 300,
transitionName: "pt-overlay",
};
Overlay.openStack = [];
Overlay.getLastOpened = function () { return Overlay.openStack[Overlay.openStack.length - 1]; };
Overlay = __decorate([
PureRender
], Overlay);
return Overlay;
}(React.Component));
exports.Overlay = Overlay;
exports.OverlayFactory = React.createFactory(Overlay);
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