1 files changed, 115 insertions, 0 deletions
diff --git a/shared/js/desktop.js b/shared/js/desktop.js
new file mode 100644
index 0000000..af0294a
--- /dev/null
+++ b/shared/js/desktop.js
@@ -0,0 +1,115 @@
+/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
+/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
+
+'use strict';
+
+/**
+ * This library should help debugging Gaia on a desktop browser, where APIs like
+ * mozTelephony or mozApps are not supported.
+ */
+
+// navigator.mozTelephony
+(function(window) {
+  var navigator = window.navigator;
+  if ('mozTelephony' in navigator)
+    return;
+
+  var TelephonyCalls = [];
+  if (typeof(RecentsDBManager) != 'undefined' && RecentsDBManager) {
+    RecentsDBManager.init(function() {
+      RecentsDBManager.prepopulateDB(function() {
+        RecentsDBManager.close();
+      });
+    });
+  }
+  navigator.mozTelephony = {
+    dial: function(number) {
+      var TelephonyCall = {
+        number: number,
+        state: 'dialing',
+        addEventListener: function() {},
+        hangUp: function() {},
+        removeEventListener: function() {}
+      };
+
+      TelephonyCalls.push(TelephonyCall);
+
+      return TelephonyCall;
+    },
+    addEventListener: function(name, handler) {
+    },
+    get calls() {
+      return TelephonyCalls;
+    },
+    muted: false,
+    speakerEnabled: false,
+
+    // Stubs
+    onincoming: null,
+    oncallschanged: null
+  };
+})(this);
+
+// Emulate device buttons. This is groteskly unsafe and should be removed soon.
+(function(window) {
+  var supportedEvents = { keydown: true, keyup: true };
+  var listeners = [];
+
+  var originalAddEventListener = window.addEventListener;
+  window.addEventListener = function(type, listener, capture) {
+    if (this === window && supportedEvents[type]) {
+      listeners.push({ type: type, listener: listener, capture: capture });
+    }
+    originalAddEventListener.call(this, type, listener, capture);
+  };
+
+  var originalRemoveEventListener = window.removeEventListener;
+  window.removeEventListener = function(type, listener) {
+    if (this === window && supportedEvents[type]) {
+      var newListeners = [];
+      for (var n = 0; n < listeners.length; ++n) {
+        if (listeners[n].type == type && listeners[n].listener == listener)
+          continue;
+        newListeners.push(listeners[n]);
+      }
+      listeners = newListeners;
+    }
+    originalRemoveEventListener.call(this, type, listener);
+  };
+
+  var KeyEventProto = {
+    DOM_VK_HOME: 36
+  };
+
+  window.addEventListener('message', function(event) {
+    var data = event.data;
+    if (typeof data === 'string' && data.indexOf('moz-key-') == 0) {
+      var type, key;
+      if (data.indexOf('moz-key-down-') == 0) {
+        type = 'keydown';
+        key = data.substr(13);
+      } else if (data.indexOf('moz-key-up-') == 0) {
+        type = 'keyup';
+        key = data.substr(11);
+      } else {
+        return;
+      }
+      key = KeyEvent[key];
+      for (var n = 0; n < listeners.length; ++n) {
+        if (listeners[n].type == type) {
+          var fn = listeners[n].listener;
+          var e = Object.create(KeyEventProto);
+          e.type = type;
+          e.keyCode = key;
+          if (typeof fn === 'function')
+            fn(e);
+          else if (typeof fn === 'object' && fn.handleEvent)
+            fn.handleEvent(e);
+          if (listeners[n].capture)
+            return;
+        }
+      }
+    }
+  });
+})(this);
+