src/Core/View/injection.js

   1 // set javascript objects for Web APIs of Tizen appwidget
   2 if (typeof window.tizen == 'undefined') {
   3     console.log("window.tizen object not exists");
   4     window.tizen = new Object();
   5     window.tizen.appwidget = new Object();
   6 }
   7
   8 // For future, only window.appwidget will be used
   9 window.appwidget = new Object();
  10
  11 // these are functions for overriding standard javascript functions regarding event
  12 var original_addEventListener = window.addEventListener;
  13 var original_removeEventListener = window.removeEventListener;
  14
  15 // this variable is responsible to keep information of appwidget evetns
  16 var appWidgetEvents = {};
  17
  18 // define event structure for appwidget
  19 window.AppWidgetEventInfo = function(event, callback) {
  20     this.event = event;
  21     this.callback = callback;
  22 };
  23
  24 window.addEventListener = function(event, callback, capture) {
  25     var e = event.toLowerCase();
  26     if (typeof appWidgetEvents[e] != 'undefined') {
  27         appWidgetEvents[e].callback = callback;
  28     } else {
  29         original_addEventListener.call(window, event, callback, capture);
  30     }
  31 };
  32
  33 window.removeEventListener = function(event, callback, capture) {
  34     var e = event.toLowerCase();
  35     if (typeof appWidgetEvents[e] != "undefined") {
  36         appWidgetEvents[e].callback = "null";
  37     } else {
  38         original_removeEventListener.call(window, event, callback, capture);
  39     }
  40 };
  41
  42 window.appwidget.sendMessageToBox = function(message) {
  43     window.location.href = "box://send-message-to-box?message=" + message;
  44 }
  45
  46 window.appwidget.sendMessageToPd = function(message) {
  47     window.location.href = "box://send-message-to-pd?message=" + message;
  48 }
  49
  50 var webprovider = {
  51     // define specific function for registering appwidget event
  52     registerAppWidgetEvent: function(event) {
  53         return (appWidgetEvents[event] = new AppWidgetEventInfo(event, "null"));
  54     },
  55
  56     // define specific function for firing registered appwidget event
  57     fireAppWidgetEvent: function(event, data) {
  58         // this is called by web-provider, which is native code
  59         if (typeof appWidgetEvents[event] != 'undefined') {
  60             setTimeout(function() {
  61                 appWidgetEvents[event].callback(data);
  62             }, 0);
  63             console.log("fire appwidget event: " + event);
  64         } else {
  65             console.log("unknown appwidget event: " + event);
  66         }
  67     },
  68 }
  69
  70 // register custom events for appwidget
  71 webprovider.registerAppWidgetEvent("pdmessage");
  72 webprovider.registerAppWidgetEvent("boxmessage");
  73
  74 // Define appwidget APIs
  75 // window.tizen.appwidget should be changed to window.appwidget
  76 //
  77 //
  78 window.tizen.appwidget.reload = function() {
  79     window.location.href = "box://reload";
  80 }
  81
  82 window.tizen.appwidget.changePeriod = function(period) {
  83     switch (arguments.length) {
  84     case 0:
  85         window.location.href = "box://change-period";
  86         break;
  87     case 1:
  88         window.location.href = "box://change-period?period=" + period;
  89         break;
  90     default:
  91         window.location.href = "box://change-period";
  92         break;
  93     }
  94 }
  95
  96 window.tizen.appwidget.launchBrowser = function(url) {
  97     window.location.href = "box://launch-browser?url=" + url;
  98 }
  99
 100 window.tizen.appwidget.scrollStart = function() {
 101     window.location.href = "box://scroll-start";
 102 }
 103
 104 window.tizen.appwidget.scrollStop = function() {
 105     window.location.href = "box://scroll-stop";
 106 }