forked from mirrors/gecko-dev
		
	
		
			
				
	
	
		
			120 lines
		
	
	
	
		
			3.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			120 lines
		
	
	
	
		
			3.3 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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| /**
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|  * Various utilities for search related UI.
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|  */
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| 
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| const lazy = {};
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| 
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| ChromeUtils.defineLazyGetter(lazy, "SearchUIUtilsL10n", () => {
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|   return new Localization(["browser/search.ftl", "branding/brand.ftl"]);
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| });
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| 
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| export var SearchUIUtils = {
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|   initialized: false,
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| 
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|   init() {
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|     if (!this.initialized) {
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|       Services.obs.addObserver(this, "browser-search-engine-modified");
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| 
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|       this.initialized = true;
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|     }
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|   },
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| 
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|   observe(engine, topic, data) {
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|     switch (data) {
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|       case "engine-default":
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|         this.updatePlaceholderNamePreference(engine, false);
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|         break;
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|       case "engine-default-private":
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|         this.updatePlaceholderNamePreference(engine, true);
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|         break;
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|     }
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|   },
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| 
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|   /**
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|    * Adds an open search engine and handles error UI.
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|    *
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|    * @param {string} locationURL
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|    *   The URL where the OpenSearch definition is located.
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|    * @param {string} image
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|    *   A URL string to an icon file to be used as the search engine's
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|    *   icon. This value may be overridden by an icon specified in the
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|    *   engine description file.
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|    * @param {object} browsingContext
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|    *  The browsing context any error prompt should be opened for.
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|    */
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|   async addOpenSearchEngine(locationURL, image, browsingContext) {
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|     try {
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|       await Services.search.addOpenSearchEngine(locationURL, image);
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|     } catch (ex) {
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|       let titleMsgName;
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|       let descMsgName;
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|       switch (ex.result) {
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|         case Ci.nsISearchService.ERROR_DUPLICATE_ENGINE:
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|           titleMsgName = "opensearch-error-duplicate-title";
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|           descMsgName = "opensearch-error-duplicate-desc";
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|           break;
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|         case Ci.nsISearchService.ERROR_ENGINE_CORRUPTED:
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|           titleMsgName = "opensearch-error-format-title";
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|           descMsgName = "opensearch-error-format-desc";
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|           break;
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|         default:
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|           // i.e. ERROR_DOWNLOAD_FAILURE
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|           titleMsgName = "opensearch-error-download-title";
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|           descMsgName = "opensearch-error-download-desc";
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|           break;
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|       }
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| 
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|       let [title, text] = await lazy.SearchUIUtilsL10n.formatValues([
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|         {
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|           id: titleMsgName,
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|         },
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|         {
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|           id: descMsgName,
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|           args: {
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|             "location-url": locationURL,
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|           },
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|         },
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|       ]);
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| 
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|       Services.prompt.alertBC(
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|         browsingContext,
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|         Ci.nsIPrompt.MODAL_TYPE_CONTENT,
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|         title,
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|         text
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|       );
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|       return false;
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|     }
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|     return true;
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|   },
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| 
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|   /**
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|    * Returns the URL to use for where to get more search engines.
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|    *
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|    * @returns {string}
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|    */
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|   get searchEnginesURL() {
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|     return Services.urlFormatter.formatURLPref(
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|       "browser.search.searchEnginesURL"
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|     );
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|   },
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| 
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|   /**
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|    * Update the placeholderName preference for the default search engine.
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|    *
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|    * @param {SearchEngine} engine The new default search engine.
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|    * @param {boolean} isPrivate Whether this change applies to private windows.
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|    */
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|   updatePlaceholderNamePreference(engine, isPrivate) {
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|     const prefName =
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|       "browser.urlbar.placeholderName" + (isPrivate ? ".private" : "");
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|     if (engine.isAppProvided) {
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|       Services.prefs.setStringPref(prefName, engine.name);
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|     } else {
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|       Services.prefs.clearUserPref(prefName);
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|     }
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|   },
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| };
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