Issue 154 - Added UI for devtools panel on Chrome

devtools-panel.js

 /*
- * This file is part of Adblock Plus <http://adblockplus.org/>,
- * Copyright (C) 2006-2015 Eyeo GmbH
+ * This file is part of Adblock Plus <https://adblockplus.org/>,
+ * Copyright (C) 2006-2016 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
  */
+
+"use strict";
 
 function generateFilter(request)
 {
   var filter = request.url.replace(/^[\w\-]+:\/+(?:www\.)?/, "||");
 
   if (request.type == "POPUP")
   {
     filter += "$popup";
 
     if (request.url == "about:blank")
       filter += ",domain=" + request.docDomain;
   }
 
   return filter;
 }
 
-function createActionButton(action, label, filter, port)
+function createActionButton(action, label, filter)
 {
   var button = document.createElement("span");
 
   button.textContent = label;
   button.classList.add("action");
 
   button.addEventListener("click", function()
   {
-    port.postMessage({action: action, filter: filter});
-  });
+    ext.backgroundPage.sendMessage({
+      type: "filters." + action,
+      text: filter
+    });
+  }, false);
 
   return button;
 }
 
-function createRecord(request, filter, port, template)
+function createRecord(request, filter, template)
 {
   var row = document.importNode(template, true);
+  row.dataset.type = request.type;
 
   row.querySelector(".domain").textContent = request.docDomain;
-  row.querySelector(".type"  ).textContent = request.type;
+  row.querySelector(".type").textContent = request.type;
 
-  var urlElement    = row.querySelector(".url");
+  var urlElement = row.querySelector(".url");
   var actionWrapper = row.querySelector(".action-wrapper");
 
   if (request.url)
   {
     urlElement.textContent = request.url;
 
     if ("openResource" in ext.devtools.panels && request.type != "POPUP")
     {
       urlElement.classList.add("resourceLink");
       urlElement.addEventListener("click", function()
       {
         ext.devtools.panels.openResource(request.url);
-      });
+      }, false);
     }
   }
 
   if (filter)
   {
     var filterElement = row.querySelector(".filter");
     var originElement = row.querySelector(".origin");
 
     filterElement.textContent = filter.text;
     row.dataset.state = filter.whitelisted ? "whitelisted" : "blocked";
 
     if (filter.subscription)
       originElement.textContent = filter.subscription;
     else
     {
       if (filter.userDefined)
         originElement.textContent = "user-defined";
       else
         originElement.textContent = "unnamed subscription";
 
       originElement.classList.add("unnamed");
     }
 
     if (!filter.whitelisted && request.type != "ELEMHIDE")
-      actionWrapper.appendChild(createActionButton("add", "Add exception", "@@" + generateFilter(request), port));
+      actionWrapper.appendChild(createActionButton("add", "Add exception", "@@" + generateFilter(request)));
 
     if (filter.userDefined)
-      actionWrapper.appendChild(createActionButton("remove", "Remove rule", filter.text, port));
+      actionWrapper.appendChild(createActionButton("remove", "Remove rule", filter.text));
   }
   else
-    actionWrapper.appendChild(createActionButton("add", "Block item", generateFilter(request), port));
+    actionWrapper.appendChild(createActionButton("add", "Block item", generateFilter(request)));
 
   return row;
 }
 
 document.addEventListener("DOMContentLoaded", function()
 {
-  var port = ext.devtools.connect();
-
   var container = document.getElementById("items");
   var table = container.querySelector("tbody");
   var template = document.querySelector("template").content.firstElementChild;
 
-  port.onMessage.addListener(function(msg)
+  document.getElementById("reload").addEventListener("click", function()
   {
-    switch (msg.type)
+    ext.devtools.inspectedWindow.reload();
+  }, false);
+
+  document.getElementById("filter-state").addEventListener("change", function(event)
+  {
+    container.dataset.filterState = event.target.value;
+  }, false);
+
+  document.getElementById("filter-type").addEventListener("change", function(event)
+  {
+    container.dataset.filterType = event.target.value;
+  }, false);
+
+  ext.onMessage.addListener(function(message)
+  {
+    switch (message.type)
     {
       case "add-record":
-        table.appendChild(createRecord(msg.request, msg.filter, port, template));
+        table.appendChild(createRecord(message.request, message.filter, template));
         break;
 
       case "update-record":
-        var oldRow = table.getElementsByTagName("tr")[msg.index];
-        var newRow = createRecord(msg.request, msg.filter, port, template);
+        var oldRow = table.getElementsByTagName("tr")[message.index];
+        var newRow = createRecord(message.request, message.filter, template);
         oldRow.parentNode.replaceChild(newRow, oldRow);
         newRow.classList.add("changed");
         container.classList.add("has-changes");
         break;
 
       case "remove-record":
-        var row = table.getElementsByTagName("tr")[msg.index];
+        var row = table.getElementsByTagName("tr")[message.index];
         row.parentNode.removeChild(row);
         container.classList.add("has-changes");
         break;
 
       case "reset":
         table.innerHTML = "";
         container.classList.remove("has-changes");
         break;
     }
   });
-
-  document.getElementById("reload").addEventListener("click", function()
-  {
-    ext.devtools.inspectedWindow.reload();
-  });
-
-  document.getElementById("filter-state").addEventListener("change", function(event)
-  {
-    container.dataset.filterState = event.target.value;
-  });
-
-  document.getElementById("filter-type").addEventListener("change", function(event)
-  {
-    container.dataset.filterType = event.target.value;
-  });
-});
+}, false);