68 lines
1.4 KiB
JavaScript
68 lines
1.4 KiB
JavaScript
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/*
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* keeping track of open popups
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*/
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class PopUps {
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constructor() {
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this.wins = [];
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this.origin = window.location.origin;
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this.closeAll = this.closeAll.bind(this);
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window.addEventListener('beforeunload', this.closeAll);
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}
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open(xPos, yPos, width, height) {
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let left;
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let top;
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try {
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left = Math.round(window.top.screenX + xPos);
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top = Math.round(window.top.screenY + yPos);
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if (Number.isNaN(left) || Number.isNaN(top)) {
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throw new Error('NaN');
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}
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} catch {
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left = 0;
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top = 0;
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}
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try {
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const newWindow = window.open(
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'./win',
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'lol',
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`popup=yes,width=${width},height=${height},left=${left},top=${top},toolbar=no,status=no,directories=no,menubar=no`,
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);
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this.wins.push(newWindow);
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} catch {
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// nothing, just don't bubble up
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}
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}
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dispatch(msg) {
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const { wins } = this;
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console.log('sending', msg);
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try {
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for (let i = 0; i < wins.length; i += 1) {
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const win = wins[i];
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if (win.closed) {
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wins.splice(i, 1);
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i -= 1;
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continue;
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}
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win.postMessage(msg, this.origin);
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}
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} catch {
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return false;
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}
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return true;
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}
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closeAll() {
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while (this.wins.length) {
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const win = this.wins.pop();
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win.close();
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}
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}
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}
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const popUps = new PopUps();
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export default popUps;
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