forked from mirrors/gecko-dev
6feaa5a9c3
MozReview-Commit-ID: BYTDdLU2HoM --HG-- extra : rebase_source : 1e31ff288280d09ae226cdc698331263ba969205
77 lines
2.5 KiB
JavaScript
77 lines
2.5 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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/*
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* Keeps the "browser.search.widget.inNavBar" preference synchronized.
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*/
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"use strict";
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var EXPORTED_SYMBOLS = ["SearchWidgetTracker"];
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ChromeUtils.import("resource://gre/modules/Services.jsm");
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ChromeUtils.defineModuleGetter(this, "CustomizableUI",
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"resource:///modules/CustomizableUI.jsm");
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const WIDGET_ID = "search-container";
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const PREF_NAME = "browser.search.widget.inNavBar";
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const SearchWidgetTracker = {
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init() {
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this.onWidgetAdded = this.onWidgetRemoved = (widgetId, area) => {
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if (widgetId == WIDGET_ID && area == CustomizableUI.AREA_NAVBAR) {
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this.syncPreferenceWithWidget();
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}
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};
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this.onWidgetReset = this.onWidgetUndoMove = node => {
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if (node.id == WIDGET_ID) {
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this.syncPreferenceWithWidget();
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}
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};
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CustomizableUI.addListener(this);
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Services.prefs.addObserver(PREF_NAME,
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() => this.syncWidgetWithPreference());
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},
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onAreaNodeRegistered(aArea) {
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// The placement of the widget always takes priority, and the preference
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// should always match the actual placement when the browser starts up - i.e.
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// once the navigation bar has been registered.
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if (aArea == CustomizableUI.AREA_NAVBAR) {
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this.syncPreferenceWithWidget();
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}
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},
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onCustomizeEnd() {
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// onWidgetUndoMove does not fire when the search container is moved back to
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// the customization palette as a result of an undo, so we sync again here.
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this.syncPreferenceWithWidget();
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},
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syncPreferenceWithWidget() {
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Services.prefs.setBoolPref(PREF_NAME, this.widgetIsInNavBar);
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},
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syncWidgetWithPreference() {
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let newValue = Services.prefs.getBoolPref(PREF_NAME);
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if (newValue == this.widgetIsInNavBar) {
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return;
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}
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if (newValue) {
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// The URL bar widget is always present in the navigation toolbar, so we
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// can simply read its position to place the search bar right after it.
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CustomizableUI.addWidgetToArea(WIDGET_ID, CustomizableUI.AREA_NAVBAR,
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CustomizableUI.getPlacementOfWidget("urlbar-container").position + 1);
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} else {
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CustomizableUI.removeWidgetFromArea(WIDGET_ID);
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}
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},
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get widgetIsInNavBar() {
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let placement = CustomizableUI.getPlacementOfWidget(WIDGET_ID);
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return placement ? placement.area == CustomizableUI.AREA_NAVBAR : false;
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},
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};
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