зеркало из https://github.com/mozilla/gecko-dev.git
72 строки
1.7 KiB
JavaScript
72 строки
1.7 KiB
JavaScript
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const FRAME_URL = "http://example.org/";
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const METHODS = {
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setVisible: {},
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getVisible: {},
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setActive: {},
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getActive: {},
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addNextPaintListener: {},
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removeNextPaintListener: {},
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sendMouseEvent: {},
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sendTouchEvent: {},
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goBack: {},
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goForward: {},
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reload: {},
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stop: {},
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download: {},
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purgeHistory: {},
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getScreenshot: {},
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zoom: {},
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getCanGoBack: {},
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getCanGoForward: {},
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getContentDimensions: {},
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setInputMethodActive: { alwaysFails: true }, // needs input-manage
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setNFCFocus: { alwaysFails: true }, // needs nfc-manager
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findAll: {},
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findNext: {},
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clearMatch: {},
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executeScript: { alwaysFails: true }, // needs browser:universalxss
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getWebManifest: {},
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mute: {},
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unmute: {},
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getMuted: {},
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setVolume: {},
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getVolume: {},
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};
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const ATTRIBUTES = [
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"allowedAudioChannels",
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];
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function once(target, eventName, useCapture = false) {
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info("Waiting for event: '" + eventName + "' on " + target + ".");
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return new Promise(resolve => {
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for (let [add, remove] of [
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["addEventListener", "removeEventListener"],
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["addMessageListener", "removeMessageListener"],
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]) {
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if ((add in target) && (remove in target)) {
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target[add](eventName, function onEvent(...aArgs) {
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info("Got event: '" + eventName + "' on " + target + ".");
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target[remove](eventName, onEvent, useCapture);
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resolve(aArgs);
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}, useCapture);
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break;
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}
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}
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});
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}
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function* loadFrame(attributes = {}) {
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let iframe = document.createElement("iframe");
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iframe.setAttribute("src", FRAME_URL);
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for (let key in attributes) {
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iframe.setAttribute(key, attributes[key]);
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}
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let loaded = once(iframe, "load");
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document.body.appendChild(iframe);
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yield loaded;
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return iframe;
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}
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