зеркало из https://github.com/mozilla/gecko-dev.git
30 строки
856 B
JavaScript
30 строки
856 B
JavaScript
/* vim: set ts=2 sw=2 sts=2 et tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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var EXPORTED_SYMBOLS = ["PrintingSelectionChild"];
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const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
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class PrintingSelectionChild extends JSWindowActorChild {
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receiveMessage(message) {
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switch (message.name) {
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case "PrintingSelection:HasSelection":
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return this.hasSelection();
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}
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return undefined;
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}
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hasSelection() {
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let focusedWindow = Services.focus.focusedWindow;
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if (focusedWindow) {
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let selection = focusedWindow.getSelection();
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return selection && selection.type == "Range";
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}
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return false;
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}
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}
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