Bug 925467: Part 2: Blur the about:config search box to close the osk when tapping on content. r=jmathies

browser/metro/base/content/config.js

@@ -7,6 +7,11 @@ let Ci = Components.interfaces;
 Components.utils.import("resource://gre/modules/Services.jsm");
 
 var ViewConfig = {
+  get _main() {
+    delete this._main;
+    return this._main = document.getElementById("main-container");
+  },
+
   get _container() {
     delete this._container;
     return this._container = document.getElementById("prefs-container");
@@ -18,6 +23,7 @@ var ViewConfig = {
   },
 
   init: function init() {
+    this._main.addEventListener("click", this, false);
     window.addEventListener("resize", this, false);
     window.addEventListener("prefchange", this, false);
     window.addEventListener("prefnew", this, false);
@@ -29,6 +35,7 @@ var ViewConfig = {
   },
 
   uninit: function uninit() {
+    this._main.removeEventListener("click", this, false);
     window.removeEventListener("resize", this, false);
     window.removeEventListener("prefchange", this, false);
     window.removeEventListener("prefnew", this, false);
@@ -168,6 +175,10 @@ var ViewConfig = {
       case "prefnew":
         this._handlePrefChange(aEvent.detail, aEvent.type == "prefnew");
         break;
+
+      case "click":
+        this._onClick();
+        break;
     }
   },
 
@@ -179,6 +190,12 @@ var ViewConfig = {
     mainBox.setAttribute("height", height);
   },
 
+  _onClick: function () {
+    // Blur the search box when tapping anywhere else in the content
+    // in order to close the soft keyboard.
+    document.getElementById("textbox").blur();
+  },
+
   _handlePrefChange: function _handlePrefChange(aIndex, aNew) {
     let isEditing = !this._editor.hidden;
     let shouldUpdateEditor = false;