48 lines
1.5 KiB
JavaScript
48 lines
1.5 KiB
JavaScript
/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
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/* vim: set sts=2 sw=2 et tw=80: */
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"use strict";
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const { classes: Cc, interfaces: Ci, results: Cr, utils: Cu } = Components;
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Cu.import("resource://gre/modules/Services.jsm");
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function getString(clipboard) {
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var str = "";
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// Create transferable that will transfer the text.
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var trans = Cc["@mozilla.org/widget/transferable;1"]
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.createInstance(Ci.nsITransferable);
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trans.init(null);
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trans.addDataFlavor("text/unicode");
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clipboard.getData(trans, Ci.nsIClipboard.kGlobalClipboard);
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try {
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var data = {};
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var dataLen = {};
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trans.getTransferData("text/unicode", data, dataLen);
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if (data) {
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data = data.value.QueryInterface(Ci.nsISupportsString);
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str = data.data.substring(0, dataLen.value / 2);
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}
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} catch (ex) {
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// If the clipboard is empty getTransferData will throw.
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}
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return str;
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}
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add_task(async function test_clipboard() {
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let clipboard = Cc['@mozilla.org/widget/clipboard;1']
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.getService(Ci.nsIClipboard);
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// Test copy.
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const data = "random number: " + Math.random();
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let helper = Cc['@mozilla.org/widget/clipboardhelper;1']
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.getService(Ci.nsIClipboardHelper);
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helper.copyString(data);
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equal(getString(clipboard), data, 'Data was successfully copied.');
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clipboard.emptyClipboard(Ci.nsIClipboard.kGlobalClipboard);
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equal(getString(clipboard), '', 'Data was successfully cleared.');
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});
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