The Tor Browser / file comparison
comparison: browser/modules/Windows8WindowFrameColor.jsm
browser/modules/Windows8WindowFrameColor.jsm
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- 6474c204b198
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| -1:000000000000 | 0:cc3d95fa03ae |
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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 "use strict"; | |
| 6 const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components; | |
| 7 | |
| 8 this.EXPORTED_SYMBOLS = ["Windows8WindowFrameColor"]; | |
| 9 | |
| 10 Cu.import("resource://gre/modules/Services.jsm"); | |
| 11 Cu.import("resource://gre/modules/XPCOMUtils.jsm"); | |
| 12 let Registry = Cu.import("resource://gre/modules/WindowsRegistry.jsm").WindowsRegistry; | |
| 13 | |
| 14 const Windows8WindowFrameColor = { | |
| 15 _windowFrameColor: null, | |
| 16 | |
| 17 get: function() { | |
| 18 if (this._windowFrameColor) | |
| 19 return this._windowFrameColor; | |
| 20 | |
| 21 const HKCU = Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER; | |
| 22 const dwmKey = "Software\\Microsoft\\Windows\\DWM"; | |
| 23 let customizationColor = Registry.readRegKey(HKCU, dwmKey, | |
| 24 "ColorizationColor"); | |
| 25 // The color returned from the Registry is in decimal form. | |
| 26 let customizationColorHex = customizationColor.toString(16); | |
| 27 // Zero-pad the number just to make sure that it is 8 digits. | |
| 28 customizationColorHex = ("00000000" + customizationColorHex).substr(-8); | |
| 29 let customizationColorArray = customizationColorHex.match(/../g); | |
| 30 let [unused, fgR, fgG, fgB] = customizationColorArray.map(function(val) parseInt(val, 16)); | |
| 31 let colorizationColorBalance = Registry.readRegKey(HKCU, dwmKey, | |
| 32 "ColorizationColorBalance"); | |
| 33 // Window frame base color when Color Intensity is at 0, see bug 1004576. | |
| 34 let frameBaseColor = 217; | |
| 35 let alpha = colorizationColorBalance / 100; | |
| 36 | |
| 37 // Alpha-blend the foreground color with the frame base color. | |
| 38 let r = Math.round(fgR * alpha + frameBaseColor * (1 - alpha)); | |
| 39 let g = Math.round(fgG * alpha + frameBaseColor * (1 - alpha)); | |
| 40 let b = Math.round(fgB * alpha + frameBaseColor * (1 - alpha)); | |
| 41 return this._windowFrameColor = [r, g, b]; | |
| 42 }, | |
| 43 }; |
