mobile/android/modules/LightweightThemeConsumer.jsm@b8a032363ba2 (annotated)
mobile/android/modules/LightweightThemeConsumer.jsm
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 2 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 3 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 4 | |
| michael@0 | 5 | let EXPORTED_SYMBOLS = ["LightweightThemeConsumer"]; |
| michael@0 | 6 | let Cc = Components.classes; |
| michael@0 | 7 | let Ci = Components.interfaces; |
| michael@0 | 8 | |
| michael@0 | 9 | Components.utils.import("resource://gre/modules/Services.jsm"); |
| michael@0 | 10 | Components.utils.import("resource://gre/modules/LightweightThemeManager.jsm"); |
| michael@0 | 11 | |
| michael@0 | 12 | function LightweightThemeConsumer(aDocument) { |
| michael@0 | 13 | this._doc = aDocument; |
| michael@0 | 14 | Services.obs.addObserver(this, "lightweight-theme-styling-update", false); |
| michael@0 | 15 | Services.obs.addObserver(this, "lightweight-theme-apply", false); |
| michael@0 | 16 | |
| michael@0 | 17 | this._update(LightweightThemeManager.currentThemeForDisplay); |
| michael@0 | 18 | } |
| michael@0 | 19 | |
| michael@0 | 20 | LightweightThemeConsumer.prototype = { |
| michael@0 | 21 | observe: function (aSubject, aTopic, aData) { |
| michael@0 | 22 | if (aTopic == "lightweight-theme-styling-update") |
| michael@0 | 23 | this._update(JSON.parse(aData)); |
| michael@0 | 24 | else if (aTopic == "lightweight-theme-apply") |
| michael@0 | 25 | this._update(LightweightThemeManager.currentThemeForDisplay); |
| michael@0 | 26 | }, |
| michael@0 | 27 | |
| michael@0 | 28 | destroy: function () { |
| michael@0 | 29 | Services.obs.removeObserver(this, "lightweight-theme-styling-update"); |
| michael@0 | 30 | Services.obs.removeObserver(this, "lightweight-theme-apply"); |
| michael@0 | 31 | this._doc = null; |
| michael@0 | 32 | }, |
| michael@0 | 33 | |
| michael@0 | 34 | _update: function (aData) { |
| michael@0 | 35 | if (!aData) |
| michael@0 | 36 | aData = { headerURL: "", footerURL: "", textcolor: "", accentcolor: "" }; |
| michael@0 | 37 | |
| michael@0 | 38 | let active = !!aData.headerURL; |
| michael@0 | 39 | |
| michael@0 | 40 | let msg = active ? { type: "LightweightTheme:Update", data: aData } : |
| michael@0 | 41 | { type: "LightweightTheme:Disable" }; |
| michael@0 | 42 | Services.androidBridge.handleGeckoMessage(msg); |
| michael@0 | 43 | } |
| michael@0 | 44 | } |
