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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* @param {string} text
*/
function setClipboardText(text) {
const ClipboardHelper = Cc[
"@mozilla.org/widget/clipboardhelper;1"
].getService(Ci.nsIClipboardHelper);
ClipboardHelper.copyString(text);
}
/**
* @returns {string}
*/
function getTextFromClipboard() {
const transferable = Cc["@mozilla.org/widget/transferable;1"].createInstance(
Ci.nsITransferable
);
transferable.init(window.docShell.QueryInterface(Ci.nsILoadContext));
transferable.addDataFlavor("text/plain");
Services.clipboard.getData(transferable, Services.clipboard.kGlobalClipboard);
const results = {};
transferable.getTransferData("text/plain", results);
return results.value.QueryInterface(Ci.nsISupportsString)?.data ?? "";
}
/**
* Returns events specifically for text recognition.
*/
function getTelemetryScalars() {
const snapshot = Services.telemetry.getSnapshotForKeyedScalars(
"main",
true /* clear events */
);
if (!snapshot.parent) {
return {};
}
return snapshot.parent;
}
function clearTelemetry() {
Services.telemetry.clearScalars();
Services.telemetry
.getHistogramById("TEXT_RECOGNITION_API_PERFORMANCE")
.clear();
Services.telemetry
.getHistogramById("TEXT_RECOGNITION_INTERACTION_TIMING")
.clear();
Services.telemetry.getHistogramById("TEXT_RECOGNITION_TEXT_LENGTH").clear();
}
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