зеркало из https://github.com/mozilla/gecko-dev.git
51 строка
1.6 KiB
JavaScript
51 строка
1.6 KiB
JavaScript
/* 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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const gcli = require("gcli/index");
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const EventEmitter = require("devtools/toolkit/event-emitter");
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const eventEmitter = new EventEmitter();
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let { Eyedropper, EyedropperManager } = require("devtools/eyedropper/eyedropper");
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/**
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* 'eyedropper' command
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*/
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exports.items = [{
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name: "eyedropper",
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description: gcli.lookup("eyedropperDesc"),
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manual: gcli.lookup("eyedropperManual"),
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buttonId: "command-button-eyedropper",
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buttonClass: "command-button command-button-invertable",
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tooltipText: gcli.lookup("eyedropperTooltip"),
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state: {
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isChecked: function(target) {
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let chromeWindow = target.tab.ownerDocument.defaultView;
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let dropper = EyedropperManager.getInstance(chromeWindow);
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if (dropper) {
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return true;
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}
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return false;
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},
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onChange: function(target, changeHandler) {
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eventEmitter.on("changed", changeHandler);
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},
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offChange: function(target, changeHandler) {
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eventEmitter.off("changed", changeHandler);
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},
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},
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exec: function(args, context) {
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let chromeWindow = context.environment.chromeWindow;
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let target = context.environment.target;
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let dropper = EyedropperManager.createInstance(chromeWindow);
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dropper.open();
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eventEmitter.emit("changed", { target: target });
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dropper.once("destroy", () => {
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eventEmitter.emit("changed", { target: target });
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});
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}
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}];
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