40 lines
1.3 KiB
JavaScript
40 lines
1.3 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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/* eslint no-unused-vars: [2, {"vars": "local"}] */
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"use strict";
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// Import the inspector's head.js first (which itself imports shared-head.js).
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Services.scriptloader.loadSubScript(
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"chrome://mochitests/content/browser/devtools/client/inspector/test/head.js",
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this
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);
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const asyncStorage = require("resource://devtools/shared/async-storage.js");
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Services.prefs.setIntPref("devtools.toolbox.footer.height", 350);
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registerCleanupFunction(async function () {
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Services.prefs.clearUserPref("devtools.toolbox.footer.height");
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await asyncStorage.removeItem("gridInspectorHostColors");
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});
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/**
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* Simulate a mouseover event on a grid cell currently rendered in the grid
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* inspector.
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*
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* @param {Document} doc
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* The owner document for the grid inspector.
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* @param {Number} gridCellIndex
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* The index (0-based) of the grid cell that should be hovered.
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*/
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function synthesizeMouseOverOnGridCell(doc, gridCellIndex = 0) {
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// Make sure to retrieve the current live grid item before attempting to
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// interact with it using mouse APIs.
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const gridCell = doc.querySelectorAll("#grid-cell-group rect")[gridCellIndex];
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EventUtils.synthesizeMouseAtCenter(
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gridCell,
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{ type: "mouseover" },
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doc.defaultView
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);
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}
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