70 lines
2.3 KiB
JavaScript
70 lines
2.3 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.loadScript = exports.loadMapsForIE_ = exports.installWGXpath_ = exports.loadWGXpath_ = exports.mapsForIE = exports.detectEdge = exports.detectIE = void 0;
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const system_external_1 = require("./system_external");
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const xpath_util_1 = require("./xpath_util");
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function detectIE() {
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const isIE = typeof window !== 'undefined' &&
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'ActiveXObject' in window &&
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'clipboardData' in window;
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if (!isIE) {
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return false;
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}
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loadMapsForIE_();
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loadWGXpath_();
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return true;
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}
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exports.detectIE = detectIE;
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function detectEdge() {
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var _a;
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const isEdge = typeof window !== 'undefined' &&
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'MSGestureEvent' in window &&
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((_a = window.chrome) === null || _a === void 0 ? void 0 : _a.loadTimes) === null;
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if (!isEdge) {
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return false;
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}
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document.evaluate = null;
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loadWGXpath_(true);
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return true;
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}
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exports.detectEdge = detectEdge;
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exports.mapsForIE = null;
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function loadWGXpath_(opt_isEdge) {
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loadScript(system_external_1.default.WGXpath);
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installWGXpath_(opt_isEdge);
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}
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exports.loadWGXpath_ = loadWGXpath_;
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function installWGXpath_(opt_isEdge, opt_count) {
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let count = opt_count || 1;
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if (typeof wgxpath === 'undefined' && count < 10) {
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setTimeout(function () {
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installWGXpath_(opt_isEdge, count++);
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}, 200);
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return;
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}
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if (count >= 10) {
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return;
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}
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system_external_1.default.wgxpath = wgxpath;
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opt_isEdge
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? system_external_1.default.wgxpath.install({ document: document })
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: system_external_1.default.wgxpath.install();
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xpath_util_1.xpath.evaluate = document.evaluate;
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xpath_util_1.xpath.result = XPathResult;
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xpath_util_1.xpath.createNSResolver = document.createNSResolver;
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}
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exports.installWGXpath_ = installWGXpath_;
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function loadMapsForIE_() {
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loadScript(system_external_1.default.mathmapsIePath);
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}
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exports.loadMapsForIE_ = loadMapsForIE_;
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function loadScript(src) {
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const scr = system_external_1.default.document.createElement('script');
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scr.type = 'text/javascript';
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scr.src = src;
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system_external_1.default.document.head
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? system_external_1.default.document.head.appendChild(scr)
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: system_external_1.default.document.body.appendChild(scr);
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}
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exports.loadScript = loadScript;
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