Publish Vulpes Preview 15 sources for desktop, Android and Tundra

Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.

assets/webapps/system.gaiamobile.org/js/trusted_window_manager.js

@@ -0,0 +1,60 @@
+/* global Service */
+
+'use strict';
+(function(exports) {
+
+  function TrustedWindowManager() {
+    this.pool = {};
+  }
+
+  TrustedWindowManager.prototype = {
+    name: 'TrustedWindowManager',
+    DEBUG: false,
+    CLASS_NAME: 'TrustedWindowManager',
+    EVENT_PREFIX: 'trustedwindowmanager',
+
+    debug: function tw_debug() {
+      if (this.DEBUG) {
+        console.log('[' + this.CLASS_NAME + ']' +
+          '[' + Service.currentTime() + ']' +
+          Array.slice(arguments).concat());
+      }
+    },
+
+    start: function tw_start() {
+      window.addEventListener('trustedopened', this);
+      window.addEventListener('killtrusted', this);
+    },
+
+    stop: function tw_stop() {
+      window.removeEventListener('trustedopened', this);
+      window.removeEventListener('killtrusted', this);
+    },
+
+    handleEvent: function tw_handleEvent(evt) {
+      var requestId;
+      switch(evt.type) {
+        case 'trustedopened':
+          requestId = evt.detail.config.requestId;
+          this.pool[requestId] = evt.detail;
+          this.publish('-activated');
+          break;
+        case 'killtrusted':
+          requestId = evt.detail.requestId;
+          if (this.pool[requestId]) {
+            this.pool[requestId].kill();
+            delete this.pool[requestId];
+            this.publish('-deactivated');
+          }
+          break;
+      }
+    },
+    publish: function(evtName) {
+      window.dispatchEvent(new CustomEvent(this.EVENT_PREFIX + evtName, {
+        detail: this
+      }));
+    }
+  };
+
+  exports.TrustedWindowManager = TrustedWindowManager;
+}(window));