primevue
Version:
[](https://opensource.org/licenses/MIT) [](https://badge.fury.io/js/primevue)
543 lines (492 loc) • 21 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
function _createForOfIteratorHelper(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = o[Symbol.iterator](); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var DomHandler = /*#__PURE__*/function () {
function DomHandler() {
_classCallCheck(this, DomHandler);
}
_createClass(DomHandler, null, [{
key: "innerWidth",
value: function innerWidth(el) {
var width = el.offsetWidth;
var style = getComputedStyle(el);
width += parseFloat(style.paddingLeft) + parseFloat(style.paddingRight);
return width;
}
}, {
key: "width",
value: function width(el) {
var width = el.offsetWidth;
var style = getComputedStyle(el);
width -= parseFloat(style.paddingLeft) + parseFloat(style.paddingRight);
return width;
}
}, {
key: "getWindowScrollTop",
value: function getWindowScrollTop() {
var doc = document.documentElement;
return (window.pageYOffset || doc.scrollTop) - (doc.clientTop || 0);
}
}, {
key: "getWindowScrollLeft",
value: function getWindowScrollLeft() {
var doc = document.documentElement;
return (window.pageXOffset || doc.scrollLeft) - (doc.clientLeft || 0);
}
}, {
key: "getOuterWidth",
value: function getOuterWidth(el, margin) {
if (el) {
var width = el.offsetWidth;
if (margin) {
var style = getComputedStyle(el);
width += parseFloat(style.marginLeft) + parseFloat(style.marginRight);
}
return width;
} else {
return 0;
}
}
}, {
key: "getOuterHeight",
value: function getOuterHeight(el, margin) {
if (el) {
var height = el.offsetHeight;
if (margin) {
var style = getComputedStyle(el);
height += parseFloat(style.marginTop) + parseFloat(style.marginBottom);
}
return height;
} else {
return 0;
}
}
}, {
key: "getClientHeight",
value: function getClientHeight(el, margin) {
if (el) {
var height = el.clientHeight;
if (margin) {
var style = getComputedStyle(el);
height += parseFloat(style.marginTop) + parseFloat(style.marginBottom);
}
return height;
} else {
return 0;
}
}
}, {
key: "getViewport",
value: function getViewport() {
var win = window,
d = document,
e = d.documentElement,
g = d.getElementsByTagName('body')[0],
w = win.innerWidth || e.clientWidth || g.clientWidth,
h = win.innerHeight || e.clientHeight || g.clientHeight;
return {
width: w,
height: h
};
}
}, {
key: "getOffset",
value: function getOffset(el) {
var rect = el.getBoundingClientRect();
return {
top: rect.top + (window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0),
left: rect.left + (window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft || 0)
};
}
}, {
key: "generateZIndex",
value: function generateZIndex() {
this.zindex = this.zindex || 999;
return ++this.zindex;
}
}, {
key: "getCurrentZIndex",
value: function getCurrentZIndex() {
return this.zindex;
}
}, {
key: "index",
value: function index(element) {
var children = element.parentNode.childNodes;
var num = 0;
for (var i = 0; i < children.length; i++) {
if (children[i] === element) return num;
if (children[i].nodeType === 1) num++;
}
return -1;
}
}, {
key: "addMultipleClasses",
value: function addMultipleClasses(element, className) {
if (element.classList) {
var styles = className.split(' ');
for (var i = 0; i < styles.length; i++) {
element.classList.add(styles[i]);
}
} else {
var _styles = className.split(' ');
for (var _i = 0; _i < _styles.length; _i++) {
element.className += ' ' + _styles[_i];
}
}
}
}, {
key: "addClass",
value: function addClass(element, className) {
if (element.classList) element.classList.add(className);else element.className += ' ' + className;
}
}, {
key: "removeClass",
value: function removeClass(element, className) {
if (element.classList) element.classList.remove(className);else element.className = element.className.replace(new RegExp('(^|\\b)' + className.split(' ').join('|') + '(\\b|$)', 'gi'), ' ');
}
}, {
key: "hasClass",
value: function hasClass(element, className) {
if (element) {
if (element.classList) return element.classList.contains(className);else return new RegExp('(^| )' + className + '( |$)', 'gi').test(element.className);
}
return false;
}
}, {
key: "find",
value: function find(element, selector) {
return element.querySelectorAll(selector);
}
}, {
key: "findSingle",
value: function findSingle(element, selector) {
return element.querySelector(selector);
}
}, {
key: "getHeight",
value: function getHeight(el) {
var height = el.offsetHeight;
var style = getComputedStyle(el);
height -= parseFloat(style.paddingTop) + parseFloat(style.paddingBottom) + parseFloat(style.borderTopWidth) + parseFloat(style.borderBottomWidth);
return height;
}
}, {
key: "getWidth",
value: function getWidth(el) {
var width = el.offsetWidth;
var style = getComputedStyle(el);
width -= parseFloat(style.paddingLeft) + parseFloat(style.paddingRight) + parseFloat(style.borderLeftWidth) + parseFloat(style.borderRightWidth);
return width;
}
}, {
key: "absolutePosition",
value: function absolutePosition(element, target) {
var elementDimensions = element.offsetParent ? {
width: element.offsetWidth,
height: element.offsetHeight
} : this.getHiddenElementDimensions(element);
var elementOuterHeight = elementDimensions.height;
var elementOuterWidth = elementDimensions.width;
var targetOuterHeight = target.offsetHeight;
var targetOuterWidth = target.offsetWidth;
var targetOffset = target.getBoundingClientRect();
var windowScrollTop = this.getWindowScrollTop();
var windowScrollLeft = this.getWindowScrollLeft();
var viewport = this.getViewport();
var top, left;
if (targetOffset.top + targetOuterHeight + elementOuterHeight > viewport.height) {
top = targetOffset.top + windowScrollTop - elementOuterHeight;
element.style.transformOrigin = 'bottom';
if (top < 0) {
top = windowScrollTop;
}
} else {
top = targetOuterHeight + targetOffset.top + windowScrollTop;
element.style.transformOrigin = 'top';
}
if (targetOffset.left + elementOuterWidth > viewport.width) left = Math.max(0, targetOffset.left + windowScrollLeft + targetOuterWidth - elementOuterWidth);else left = targetOffset.left + windowScrollLeft;
element.style.top = top + 'px';
element.style.left = left + 'px';
}
}, {
key: "relativePosition",
value: function relativePosition(element, target) {
var elementDimensions = element.offsetParent ? {
width: element.offsetWidth,
height: element.offsetHeight
} : this.getHiddenElementDimensions(element);
var targetHeight = target.offsetHeight;
var targetOffset = target.getBoundingClientRect();
var viewport = this.getViewport();
var top, left;
if (targetOffset.top + targetHeight + elementDimensions.height > viewport.height) {
top = -1 * elementDimensions.height;
element.style.transformOrigin = 'bottom';
if (targetOffset.top + top < 0) {
top = -1 * targetOffset.top;
}
} else {
top = targetHeight;
element.style.transformOrigin = 'top';
}
if (elementDimensions.width > viewport.width) {
// element wider then viewport and cannot fit on screen (align at left side of viewport)
left = targetOffset.left * -1;
} else if (targetOffset.left + elementDimensions.width > viewport.width) {
// element wider then viewport but can be fit on screen (align at right side of viewport)
left = (targetOffset.left + elementDimensions.width - viewport.width) * -1;
} else {
// element fits on screen (align with target)
left = 0;
}
element.style.top = top + 'px';
element.style.left = left + 'px';
}
}, {
key: "getParents",
value: function getParents(element) {
var parents = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
return element['parentNode'] === null ? parents : this.getParents(element.parentNode, parents.concat([element.parentNode]));
}
}, {
key: "getScrollableParents",
value: function getScrollableParents(element) {
var scrollableParents = [];
if (element) {
var parents = this.getParents(element);
var overflowRegex = /(auto|scroll)/;
var overflowCheck = function overflowCheck(node) {
var styleDeclaration = window['getComputedStyle'](node, null);
return overflowRegex.test(styleDeclaration.getPropertyValue('overflow')) || overflowRegex.test(styleDeclaration.getPropertyValue('overflowX')) || overflowRegex.test(styleDeclaration.getPropertyValue('overflowY'));
};
var _iterator = _createForOfIteratorHelper(parents),
_step;
try {
for (_iterator.s(); !(_step = _iterator.n()).done;) {
var parent = _step.value;
var scrollSelectors = parent.nodeType === 1 && parent.dataset['scrollselectors'];
if (scrollSelectors) {
var selectors = scrollSelectors.split(',');
var _iterator2 = _createForOfIteratorHelper(selectors),
_step2;
try {
for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
var selector = _step2.value;
var el = this.findSingle(parent, selector);
if (el && overflowCheck(el)) {
scrollableParents.push(el);
}
}
} catch (err) {
_iterator2.e(err);
} finally {
_iterator2.f();
}
}
}
} catch (err) {
_iterator.e(err);
} finally {
_iterator.f();
}
}
return scrollableParents;
}
}, {
key: "getHiddenElementOuterHeight",
value: function getHiddenElementOuterHeight(element) {
element.style.visibility = 'hidden';
element.style.display = 'block';
var elementHeight = element.offsetHeight;
element.style.display = 'none';
element.style.visibility = 'visible';
return elementHeight;
}
}, {
key: "getHiddenElementOuterWidth",
value: function getHiddenElementOuterWidth(element) {
element.style.visibility = 'hidden';
element.style.display = 'block';
var elementWidth = element.offsetWidth;
element.style.display = 'none';
element.style.visibility = 'visible';
return elementWidth;
}
}, {
key: "getHiddenElementDimensions",
value: function getHiddenElementDimensions(element) {
var dimensions = {};
element.style.visibility = 'hidden';
element.style.display = 'block';
dimensions.width = element.offsetWidth;
dimensions.height = element.offsetHeight;
element.style.display = 'none';
element.style.visibility = 'visible';
return dimensions;
}
}, {
key: "fadeIn",
value: function fadeIn(element, duration) {
element.style.opacity = 0;
var last = +new Date();
var opacity = 0;
var tick = function tick() {
opacity = +element.style.opacity + (new Date().getTime() - last) / duration;
element.style.opacity = opacity;
last = +new Date();
if (+opacity < 1) {
window.requestAnimationFrame && requestAnimationFrame(tick) || setTimeout(tick, 16);
}
};
tick();
}
}, {
key: "fadeOut",
value: function fadeOut(element, ms) {
var opacity = 1,
interval = 50,
duration = ms,
gap = interval / duration;
var fading = setInterval(function () {
opacity -= gap;
if (opacity <= 0) {
opacity = 0;
clearInterval(fading);
}
element.style.opacity = opacity;
}, interval);
}
}, {
key: "getUserAgent",
value: function getUserAgent() {
return navigator.userAgent;
}
}, {
key: "appendChild",
value: function appendChild(element, target) {
if (this.isElement(target)) target.appendChild(element);else if (target.el && target.el.nativeElement) target.el.nativeElement.appendChild(element);else throw new Error('Cannot append ' + target + ' to ' + element);
}
}, {
key: "scrollInView",
value: function scrollInView(container, item) {
var borderTopValue = getComputedStyle(container).getPropertyValue('borderTopWidth');
var borderTop = borderTopValue ? parseFloat(borderTopValue) : 0;
var paddingTopValue = getComputedStyle(container).getPropertyValue('paddingTop');
var paddingTop = paddingTopValue ? parseFloat(paddingTopValue) : 0;
var containerRect = container.getBoundingClientRect();
var itemRect = item.getBoundingClientRect();
var offset = itemRect.top + document.body.scrollTop - (containerRect.top + document.body.scrollTop) - borderTop - paddingTop;
var scroll = container.scrollTop;
var elementHeight = container.clientHeight;
var itemHeight = this.getOuterHeight(item);
if (offset < 0) {
container.scrollTop = scroll + offset;
} else if (offset + itemHeight > elementHeight) {
container.scrollTop = scroll + offset - elementHeight + itemHeight;
}
}
}, {
key: "clearSelection",
value: function clearSelection() {
if (window.getSelection) {
if (window.getSelection().empty) {
window.getSelection().empty();
} else if (window.getSelection().removeAllRanges && window.getSelection().rangeCount > 0 && window.getSelection().getRangeAt(0).getClientRects().length > 0) {
window.getSelection().removeAllRanges();
}
} else if (document['selection'] && document['selection'].empty) {
try {
document['selection'].empty();
} catch (error) {//ignore IE bug
}
}
}
}, {
key: "calculateScrollbarWidth",
value: function calculateScrollbarWidth() {
if (this.calculatedScrollbarWidth != null) return this.calculatedScrollbarWidth;
var scrollDiv = document.createElement("div");
scrollDiv.className = "p-scrollbar-measure";
document.body.appendChild(scrollDiv);
var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
document.body.removeChild(scrollDiv);
this.calculatedScrollbarWidth = scrollbarWidth;
return scrollbarWidth;
}
}, {
key: "getBrowser",
value: function getBrowser() {
if (!this.browser) {
var matched = this.resolveUserAgent();
this.browser = {};
if (matched.browser) {
this.browser[matched.browser] = true;
this.browser['version'] = matched.version;
}
if (this.browser['chrome']) {
this.browser['webkit'] = true;
} else if (this.browser['webkit']) {
this.browser['safari'] = true;
}
}
return this.browser;
}
}, {
key: "resolveUserAgent",
value: function resolveUserAgent() {
var ua = navigator.userAgent.toLowerCase();
var match = /(chrome)[ ]([\w.]+)/.exec(ua) || /(webkit)[ ]([\w.]+)/.exec(ua) || /(opera)(?:.*version|)[ ]([\w.]+)/.exec(ua) || /(msie) ([\w.]+)/.exec(ua) || ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec(ua) || [];
return {
browser: match[1] || "",
version: match[2] || "0"
};
}
}, {
key: "isVisible",
value: function isVisible(element) {
return element.offsetParent != null;
}
}, {
key: "invokeElementMethod",
value: function invokeElementMethod(element, methodName, args) {
element[methodName].apply(element, args);
}
}, {
key: "getFocusableElements",
value: function getFocusableElements(element) {
var focusableElements = DomHandler.find(element, "button:not([tabindex = \"-1\"]):not([disabled]):not([style*=\"display:none\"]):not([hidden]), \n [href][clientHeight][clientWidth]:not([tabindex = \"-1\"]):not([disabled]):not([style*=\"display:none\"]):not([hidden]), \n input:not([tabindex = \"-1\"]):not([disabled]):not([style*=\"display:none\"]):not([hidden]), select:not([tabindex = \"-1\"]):not([disabled]):not([style*=\"display:none\"]):not([hidden]), \n textarea:not([tabindex = \"-1\"]):not([disabled]):not([style*=\"display:none\"]):not([hidden]), [tabIndex]:not([tabIndex = \"-1\"]):not([disabled]):not([style*=\"display:none\"]):not([hidden]), \n [contenteditable]:not([tabIndex = \"-1\"]):not([disabled]):not([style*=\"display:none\"]):not([hidden])");
var visibleFocusableElements = [];
var _iterator3 = _createForOfIteratorHelper(focusableElements),
_step3;
try {
for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
var focusableElement = _step3.value;
if (getComputedStyle(focusableElement).display != "none" && getComputedStyle(focusableElement).visibility != "hidden") visibleFocusableElements.push(focusableElement);
}
} catch (err) {
_iterator3.e(err);
} finally {
_iterator3.f();
}
return visibleFocusableElements;
}
}, {
key: "isClickable",
value: function isClickable(element) {
var targetNode = element.nodeName;
var parentNode = element.parentElement && element.parentElement.nodeName;
return targetNode == 'INPUT' || targetNode == 'BUTTON' || targetNode == 'A' || parentNode == 'INPUT' || parentNode == 'BUTTON' || parentNode == 'A' || this.hasClass(element, 'p-button') || this.hasClass(element.parentElement, 'p-button') || this.hasClass(element.parentElement, 'p-checkbox') || this.hasClass(element.parentElement, 'p-radiobutton');
}
}]);
return DomHandler;
}();
exports.default = DomHandler;