Added highlighting options for notification icons

Fixes #225.

lib/main.js

@@ -7,9 +7,9 @@
 	const settings = require("./settings");
 	const logging = require("./logging");
 	const {error, warning, message, notice, verbose, } = logging;
-	const lists = require("./lists");
 	logging.setPrefix("main script");
 	const persistentRndStorage = require("./persistentRndStorage");
+	const notification = require("./notification");
 	
 	message("start of background script");
 	message("waiting for settings to be loaded");
@@ -62,30 +62,10 @@
 			var url = new URL(port.sender.url);
 			port.onMessage.addListener(function(data){
 				if (data.hasOwnProperty("canvasBlocker-notify")){
-					if (
-						settings.get("showNotifications", url) &&
-						!lists.get("ignore").match(url)
-					){
-						browser.pageAction.show(port.sender.tab.id);
-						browser.browserAction.setIcon({
-							tabId: port.sender.tab.id,
-							path: {
-								"19": "icons/browserAction-printed.svg",
-								"38": "icons/browserAction-printed.svg"
-							}
-						});
-					}
+					notification.show(port.sender.tab.id, url);
 				}
 				if (data.hasOwnProperty("canvasBlocker-clear-page-action")){
-					notice("Hide page action for tab", port.sender.tab.id);
-					browser.pageAction.hide(port.sender.tab.id);
-					browser.browserAction.setIcon({
-						tabId: port.sender.tab.id,
-						path: {
-							"19": "icons/browserAction-notPrinted.svg",
-							"38": "icons/browserAction-notPrinted.svg"
-						}
-					});
+					notification.hide(port.sender.tab.id);
 				}
 				verbose("got data", data, "from port", port);
 			});
@@ -93,17 +73,6 @@
 		
 		message("register storage change event listener");
 		
-		settings.on("showNotifications", function({newValue}){
-			if (!newValue){
-				message("notifications were disabled -> hide all page actions");
-				browser.tabs.query({}).then(function(tabs){
-					tabs.forEach(function(tab){
-						browser.pageAction.hide(tab.id);
-					});
-				});
-			}
-		});
-		
 		if (browser.contentScripts){
 			let unregister = function(){};
 			let lastRegistering;

lib/notification.js

@@ -0,0 +1,74 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+(function(){
+	"use strict";
+	
+	var scope;
+	if ((typeof exports) !== "undefined"){
+		scope = exports;
+	}
+	else {
+		scope = {};
+		window.scope.notification = scope;
+	}
+	
+	const settings = require("./settings");
+	const lists = require("./lists");
+	const logging = require("./logging");
+	
+	const paths = {
+		pageAction: {
+			none: "icons/pageAction-printed.svg",
+			color: "icons/pageAction-printedHighlight.svg",
+			blink: "icons/pageAction-printedBlink.svg"
+		},
+		browserAction: {
+			none: "icons/browserAction-notPrinted.svg",
+			color: "icons/browserAction-printed.svg",
+			blink: "icons/browserAction-printedBlink.svg"
+		}
+	};
+	
+	scope.show = function showNotification(tabId, url){
+		logging.notice("Show notification for tab", tabId);
+		if (
+			settings.get("showNotifications", url) &&
+			!lists.get("ignore").match(url)
+		){
+			browser.pageAction.show(tabId);
+			browser.pageAction.setIcon({
+				tabId: tabId,
+				path: paths.pageAction[settings.highlightPageAction]
+			});
+		}
+		browser.browserAction.setIcon({
+			tabId: tabId,
+			path: paths.browserAction[settings.highlightBrowserAction]
+		});
+	};
+	
+	scope.hide = function hideNotification(tabId){
+		logging.notice("Hide page action for tab", tabId);
+		browser.pageAction.hide(tabId);
+		browser.pageAction.setIcon({
+			tabId: tabId,
+			path: paths.pageAction.none
+		});
+		browser.browserAction.setIcon({
+			tabId: tabId,
+			path: paths.browserAction.none
+		});
+	};
+	
+	settings.on("showNotifications", function({newValue}){
+		if (!newValue){
+			logging.message("notifications were disabled -> hide all page actions");
+			browser.tabs.query({}).then(function(tabs){
+				tabs.forEach(function(tab){
+					browser.pageAction.hide(tab.id);
+				});
+			});
+		}
+	});
+}());

lib/settingDefinitions.js

@@ -154,6 +154,18 @@
 			defaultValue: true,
 			urlSpecific: true
 		},
+		{
+			name: "highlightPageAction",
+			defaultValue: "none",
+			options: ["none", "color", "blink"],
+			urlSpecific: true
+		},
+		{
+			name: "highlightBrowserAction",
+			defaultValue: "color",
+			options: ["none", "color", "blink"],
+			urlSpecific: true
+		},
 		{
 			name: "storeImageForInspection",
 			defaultValue: false