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.reload = function() {
  43     window.location.href = "box://reload";
  44 }
  45
  46 window.appwidget.changePeriod = function(period) {
  47     switch (arguments.length) {
  48     case 0:
  49         window.location.href = "box://change-period";
  50         break;
  51     case 1:
  52         window.location.href = "box://change-period?period=" + period;
  53         break;
  54     default:
  55         window.location.href = "box://change-period";
  56         break;
  57     }
  58 }
  59
  60 window.appwidget.launchBrowser = function(url) {
  61     window.location.href = "box://launch-browser?url=" + url;
  62 }
  63
  64 window.appwidget.scrollStart = function() {
  65     window.location.href = "box://scroll-start";
  66 }
  67
  68 window.appwidget.scrollStop = function() {
  69     window.location.href = "box://scroll-stop";
  70 }
  71
  72 window.appwidget.sendMessageToBox = function(message) {
  73     window.location.href = "box://send-message-to-box?message=" + message;
  74 }
  75
  76 window.appwidget.sendMessageToPd = function(message) {
  77     window.location.href = "box://send-message-to-pd?message=" + message;
  78 }
  79
  80 var webprovider = {
  81     // define specific function for registering appwidget event
  82     registerAppWidgetEvent: function(event) {
  83         return (appWidgetEvents[event] = new AppWidgetEventInfo(event, "null"));
  84     },
  85
  86     // define specific function for firing registered appwidget event
  87     fireAppWidgetEvent: function(event, data) {
  88         // this is called by web-provider, which is native code
  89         if (typeof appWidgetEvents[event] != 'undefined') {
  90             setTimeout(function() {
  91                 appWidgetEvents[event].callback(data);
  92             }, 0);
  93             console.log("fire appwidget event: " + event);
  94         } else {
  95             console.log("unknown appwidget event: " + event);
  96         }
  97     },
  98 }
  99
 100 // register custom events for appwidget
 101 webprovider.registerAppWidgetEvent("pdmessage");
 102 webprovider.registerAppWidgetEvent("boxmessage");
 103
 104 // These objects will be deprecated soon
 105 window.tizen.appwidget.reload = window.appwidget.reload;
 106 window.tizen.appwidget.changePeriod = window.appwidget.changePeriod;
 107 window.tizen.appwidget.launchBrowser = window.appwidget.launchBrowser;
 108 window.tizen.appwidget.scrollStart = window.appwidget.scrollStart;
 109 window.tizen.appwidget.scrollStop = window.appwidget.scrollStop;