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1 /* This Source Code Form is subject to the terms of the Mozilla Public |
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2 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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4 |
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5 const gcli = require("gcli/index"); |
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6 const EventEmitter = require("devtools/toolkit/event-emitter"); |
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7 const eventEmitter = new EventEmitter(); |
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8 |
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9 let { Eyedropper, EyedropperManager } = require("devtools/eyedropper/eyedropper"); |
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10 |
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11 /** |
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12 * 'eyedropper' command |
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13 */ |
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14 exports.items = [{ |
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15 name: "eyedropper", |
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16 description: gcli.lookup("eyedropperDesc"), |
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17 manual: gcli.lookup("eyedropperManual"), |
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18 buttonId: "command-button-eyedropper", |
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19 buttonClass: "command-button command-button-invertable", |
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20 tooltipText: gcli.lookup("eyedropperTooltip"), |
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21 state: { |
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22 isChecked: function(target) { |
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23 let chromeWindow = target.tab.ownerDocument.defaultView; |
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24 let dropper = EyedropperManager.getInstance(chromeWindow); |
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25 if (dropper) { |
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26 return true; |
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27 } |
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28 return false; |
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29 }, |
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30 onChange: function(target, changeHandler) { |
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31 eventEmitter.on("changed", changeHandler); |
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32 }, |
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33 offChange: function(target, changeHandler) { |
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34 eventEmitter.off("changed", changeHandler); |
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35 }, |
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36 }, |
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37 exec: function(args, context) { |
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38 let chromeWindow = context.environment.chromeWindow; |
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39 let target = context.environment.target; |
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40 |
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41 let dropper = EyedropperManager.createInstance(chromeWindow); |
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42 dropper.open(); |
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43 |
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44 eventEmitter.emit("changed", target.tab); |
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45 |
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46 dropper.once("destroy", () => { |
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47 eventEmitter.emit("changed", target.tab); |
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48 }); |
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49 } |
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50 }]; |