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https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
48 lines
2.1 KiB
JavaScript
48 lines
2.1 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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"use strict";
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const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components;
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this.EXPORTED_SYMBOLS = ["Windows8WindowFrameColor"];
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Cu.import("resource://gre/modules/Services.jsm");
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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let Registry = Cu.import("resource://gre/modules/WindowsRegistry.jsm").WindowsRegistry;
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const Windows8WindowFrameColor = {
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_windowFrameColor: null,
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get: function() {
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if (this._windowFrameColor)
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return this._windowFrameColor;
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const HKCU = Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER;
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const dwmKey = "Software\\Microsoft\\Windows\\DWM";
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let customizationColor = Registry.readRegKey(HKCU, dwmKey,
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"ColorizationColor");
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if (!customizationColor) {
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// Seems to be the default color (hardcoded because of bug 1065998)
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return [158, 158, 158];
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}
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// The color returned from the Registry is in decimal form.
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let customizationColorHex = customizationColor.toString(16);
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// Zero-pad the number just to make sure that it is 8 digits.
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customizationColorHex = ("00000000" + customizationColorHex).substr(-8);
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let customizationColorArray = customizationColorHex.match(/../g);
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let [unused, fgR, fgG, fgB] = customizationColorArray.map(function(val) parseInt(val, 16));
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let colorizationColorBalance = Registry.readRegKey(HKCU, dwmKey,
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"ColorizationColorBalance") || 78;
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// Window frame base color when Color Intensity is at 0, see bug 1004576.
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let frameBaseColor = 217;
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let alpha = colorizationColorBalance / 100;
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// Alpha-blend the foreground color with the frame base color.
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let r = Math.round(fgR * alpha + frameBaseColor * (1 - alpha));
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let g = Math.round(fgG * alpha + frameBaseColor * (1 - alpha));
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let b = Math.round(fgB * alpha + frameBaseColor * (1 - alpha));
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return this._windowFrameColor = [r, g, b];
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},
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};
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