forked from mirrors/gecko-dev
		
	
		
			
				
	
	
		
			82 lines
		
	
	
	
		
			2.5 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			82 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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| /**
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|  * This module exports a provider that offers about pages.
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|  */
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| 
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| import {
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|   UrlbarProvider,
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|   UrlbarUtils,
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| } from "resource:///modules/UrlbarUtils.sys.mjs";
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| 
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| const lazy = {};
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| 
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| ChromeUtils.defineESModuleGetters(lazy, {
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|   AboutPagesUtils: "resource://gre/modules/AboutPagesUtils.sys.mjs",
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|   UrlbarResult: "resource:///modules/UrlbarResult.sys.mjs",
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| });
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| 
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| /**
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|  * Class used to create the provider.
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|  */
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| class ProviderAboutPages extends UrlbarProvider {
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|   /**
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|    * Unique name for the provider, used by the context to filter on providers.
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|    *
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|    * @returns {string}
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|    */
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|   get name() {
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|     return "AboutPages";
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|   }
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| 
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|   /**
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|    * The type of the provider, must be one of UrlbarUtils.PROVIDER_TYPE.
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|    *
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|    * @returns {UrlbarUtils.PROVIDER_TYPE}
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|    */
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|   get type() {
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|     return UrlbarUtils.PROVIDER_TYPE.PROFILE;
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|   }
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| 
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|   /**
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|    * Whether this provider should be invoked for the given context.
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|    * If this method returns false, the providers manager won't start a query
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|    * with this provider, to save on resources.
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|    *
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|    * @param {UrlbarQueryContext} queryContext The query context object
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|    * @returns {boolean} Whether this provider should be invoked for the search.
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|    */
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|   isActive(queryContext) {
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|     return queryContext.trimmedSearchString.toLowerCase().startsWith("about:");
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|   }
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| 
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|   /**
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|    * Starts querying. Extended classes should return a Promise resolved when the
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|    * provider is done searching AND returning results.
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|    *
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|    * @param {UrlbarQueryContext} queryContext The query context object
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|    * @param {Function} addCallback Callback invoked by the provider to add a new
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|    *        result. A UrlbarResult should be passed to it.
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|    */
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|   startQuery(queryContext, addCallback) {
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|     let searchString = queryContext.trimmedSearchString.toLowerCase();
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|     for (const aboutUrl of lazy.AboutPagesUtils.visibleAboutUrls) {
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|       if (aboutUrl.startsWith(searchString)) {
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|         let result = new lazy.UrlbarResult(
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|           UrlbarUtils.RESULT_TYPE.URL,
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|           UrlbarUtils.RESULT_SOURCE.HISTORY,
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|           ...lazy.UrlbarResult.payloadAndSimpleHighlights(queryContext.tokens, {
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|             title: [aboutUrl, UrlbarUtils.HIGHLIGHT.TYPED],
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|             url: [aboutUrl, UrlbarUtils.HIGHLIGHT.TYPED],
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|             icon: UrlbarUtils.getIconForUrl(aboutUrl),
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|           })
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|         );
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|         addCallback(this, result);
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|       }
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|     }
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|   }
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| }
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| 
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| export var UrlbarProviderAboutPages = new ProviderAboutPages();
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