0.6.x/js/05_net/00_XNet.js

   1 // TODO  onlineevent offlineevent, netspeed\r
   2 // local への通信に対しては、netspeed を更新しない\r
   3 X.Net = {\r
   4 \r
   5         xhrGet : function( url ){\r
   6                 return new X_NET_Queue( X_NET_TYPE_XHR, { method : 'GET', url : url } );\r
   7         },\r
   8         \r
   9         xhrPost : function( url, data ){\r
  10                 return new X_NET_Queue( X_NET_TYPE_XHR, { method : 'POST', url : url, postbody : postbody } );\r
  11         },\r
  12         \r
  13         formGet : function(){\r
  14                 \r
  15         },\r
  16         \r
  17         formPost : function(){\r
  18                 \r
  19         },\r
  20         \r
  21         // TODO chashe\r
  22         // TODO iframe useful or not.\r
  23         // TODO file: では　http: は使えない\r
  24         jsonp : function( url, useIframe ){\r
  25                 return new X_NET_Queue( X_NET_TYPE_JSONP, url );\r
  26         },\r
  27         \r
  28         image : function( url, needSize, useIframe ){\r
  29                 return new X_NET_Queue( X_NET_TYPE_IMAGE, url );\r
  30         },\r
  31         \r
  32         // <script>, <link>\r
  33         \r
  34         amountQueue : function(){\r
  35                 return X_NET_QUEUE_LIST.length;\r
  36         }\r
  37 \r
  38 };\r
  39 \r
  40 \r
  41 var X_NET_IWrapper = function(){};\r
  42         X_NET_IWrapper.prototype.load   = function(){};\r
  43         X_NET_IWrapper.prototype.cancel = function(){};\r
  44         X_NET_IWrapper.prototype.reset  = function(){};\r
  45 \r
  46 \r
  47 var X_NET_TYPE_XHR   = 1,\r
  48         X_NET_TYPE_JSONP = 2,\r
  49         X_NET_TYPE_FORM  = 3,\r
  50         X_NET_TYPE_IMAGE = 4,\r
  51 \r
  52         X_NET_QUEUE_LIST = [],\r
  53 \r
  54         X_NET_XHRWrapper,\r
  55         X_NET_JSONPWrapper,\r
  56         X_NET_FormWrapper,\r
  57         X_NET_ImageWrapper,\r
  58 \r
  59         X_NET_currentWrapper,\r
  60         X_NET_currentQueue,\r
  61 \r
  62         X_NET_Queue = X.EventDispatcher.inherits(\r
  63                 'XNetQueue',\r
  64                 X.Class.POOL_OBJECT,\r
  65                 {\r
  66                         type : 0,\r
  67                         data : null,\r
  68                         \r
  69                         Constructor : function( type, data ){\r
  70                                 this.type = type;\r
  71                                 this.data = data;                               \r
  72                                 \r
  73                                 this.listen( X.Event.COMPLETE, X_NET_proxyDispatch );\r
  74                                 \r
  75                                 X_NET_QUEUE_LIST[ X_NET_QUEUE_LIST.length ] = this;\r
  76                                 !X_NET_currentQueue && X_NET_shiftQueue();\r
  77                         },\r
  78                         \r
  79                         busy : function(){\r
  80                                 return this === X_NET_currentQueue && X_NET_currentWrapper._busy;\r
  81                         },\r
  82                         \r
  83                         cancel : function(){\r
  84                                 var i = X_NET_QUEUE_LIST.indexOf( this );\r
  85                                 if( i !== -1 ){\r
  86                                         X_NET_QUEUE_LIST.splice( i, 1 );\r
  87                                         this.asyncDispatch( 0, { type : X.Event.CANCELED } );\r
  88                                 } else\r
  89                                 if( this === X_NET_currentQueue ){\r
  90                                         X_NET_currentWrapper.cancel();\r
  91                                 };\r
  92                         }\r
  93                 }\r
  94         );\r
  95 \r
  96 function X_NET_proxyDispatch( e ){\r
  97         switch( e.type ){\r
  98                 case X.Event.BEFORE_KILL_INSTANCE :\r
  99                         break;\r
 100                 case X.Event.KILL_INSTANCE :\r
 101                         break;                  \r
 102                 case X.Event.KILL_INSTANCE_CANCELED :\r
 103                         break;\r
 104                 case X.Event.PROGRESS :\r
 105                         console.log( 'q: ' + e.type );\r
 106                         this.dispatch( e );\r
 107                         break;\r
 108                 case X.Event.SUCCESS :\r
 109                 case X.Event.ERROR :\r
 110                 case X.Event.TIMEOUT :\r
 111                 case X.Event.CANCELED :\r
 112                         console.log( 'q: ' + e.type );\r
 113                         this.dispatch( e );\r
 114                         this.asyncDispatch( 0, { type : X.Event.COMPLETE } );\r
 115                         break;\r
 116                 case X.Event.COMPLETE :\r
 117                         console.log( 'complete. then kill()' );\r
 118                         this.kill();\r
 119                         X_NET_shiftQueue();\r
 120                         break;          \r
 121         };\r
 122 };\r
 123 \r
 124 function X_NET_shiftQueue(){\r
 125         var queue;\r
 126         \r
 127         if( X_NET_currentQueue ){\r
 128                 if( X_NET_currentWrapper._busy ) return;\r
 129                 X_NET_currentWrapper\r
 130                         .unlisten( [ X.Event.PROGRESS, X.Event.SUCCESS, X.Event.ERROR, X.Event.TIMEOUT ], X_NET_currentQueue, X_NET_proxyDispatch )\r
 131                         .reset();\r
 132                 X_NET_currentQueue = X_NET_currentWrapper = null;\r
 133         };\r
 134         \r
 135         if( !X_NET_QUEUE_LIST.length ) return;\r
 136 \r
 137         queue = X_NET_QUEUE_LIST.shift();\r
 138         \r
 139         switch( queue.type ){\r
 140                 case X_NET_TYPE_XHR :\r
 141                         X_NET_currentWrapper = X_NET_XHRWrapper;\r
 142                         break;\r
 143                 case X_NET_TYPE_JSONP :\r
 144                         X_NET_currentWrapper = X_NET_JSONPWrapper;\r
 145                         break;\r
 146                 case X_NET_TYPE_FORM :\r
 147                         X_NET_currentWrapper = X_NET_FormWrapper;\r
 148                         break;\r
 149                 case X_NET_TYPE_IMAGE :\r
 150                         X_NET_currentWrapper = X_NET_ImageWrapper;\r
 151                         break;\r
 152         };\r
 153         \r
 154         X_NET_currentWrapper.listen( [X.Event.PROGRESS, X.Event.SUCCESS, X.Event.ERROR, X.Event.TIMEOUT ], X_NET_currentQueue = queue, X_NET_proxyDispatch );\r
 155         \r
 156         X_NET_currentWrapper.load( queue.data );\r
 157 };\r
 158 \r