0.6.x/js/05_util/01_XNinjaIframe.js

   1 /*\r
   2  * http://msdn.microsoft.com/ja-jp/library/ie/hh180174%28v=vs.85%29.aspx\r
   3  * 孤立するとウィンドウ オブジェクトのプロパティが消去される\r
   4  */\r
   5 \r
   6 // TODO Node.inherits\r
   7 X[ 'Util' ][ 'NinjaIframe' ] = Node[ 'inherits' ](\r
   8         'NinjaIframe',\r
   9         {\r
  10                 autoRefresh  : 0,\r
  11                 \r
  12                 _iwin        : null,\r
  13                 \r
  14                 _contentHTML : '',\r
  15                 _name        : '',\r
  16                 _ready       : false,\r
  17                 \r
  18                 'Constructor' : function( html ){\r
  19                         \r
  20                         this._name = 'hidden-iframe-' + X_Timer_now();\r
  21                         // https://github.com/polygonplanet/Pot.js/blob/master/src/Worker.js\r
  22 \r
  23                         X_Node_newByTag = true;\r
  24 \r
  25                         this[ 'Super' ](\r
  26                                 'IFRAME',\r
  27                                 {\r
  28                                         className         : 'hidden-iframe',\r
  29                                         scrolling         : 'no',\r
  30                                         allowtransparency : 'no',                                       \r
  31                                         frameborder       : 0,\r
  32                                         tabindex          : -1,\r
  33                                         name              : this._name,\r
  34                                         id                : this._name\r
  35                                 }\r
  36                         );\r
  37                         \r
  38                         // http://nanto.asablo.jp/blog/2011/12/08/6237308\r
  39                         // IE 6/7 で文書間通信を実現するための一案\r
  40                         if( X_UA[ 'IE' ] < 9 ){\r
  41                                 this[ 'attr' ]( 'src', 'about:blank' );\r
  42                         };\r
  43                         // Safari 2.0.* bug: iframe's absolute position and src set.\r
  44                         if( !X_UA[ 'Webkit' ]  ){\r
  45                                 this[ 'css' ]( { position : 'absolute' } );\r
  46                         };\r
  47                         \r
  48                         if( html ) this._contentHTML = html;                    \r
  49                         \r
  50                         this[ 'appendTo' ]( X_Node_body /* X_Node_systemNode */ );\r
  51                         \r
  52                         X_ViewPort[ 'listenOnce' ]( X_EVENT_AFTER_UPDATE, this, X_Util_NinjaIframe_handleEvent );\r
  53                 },\r
  54                 \r
  55                 'refresh' : function( opt_contentHTML ){\r
  56                         var raw = this[ '_rawObject' ],\r
  57                                 idoc;\r
  58                                 \r
  59                         this._ready = false;\r
  60                         \r
  61                         if( !this._iwin ){\r
  62                                 this._contentHTML = opt_contentHTML;\r
  63                                 return this;\r
  64                         };\r
  65                         \r
  66                         if( X_UA[ 'IE5x' ] ){\r
  67                                 this._iwin.location.href = 'about:blank'; // reload() では、IE5.5(IETester)で2回目移行の操作でerrorが出る(doc取得やopen,writeで)\r
  68                         } else {\r
  69                                 this._iwin.location.reload();\r
  70                         };\r
  71                         \r
  72                         if( !opt_contentHTML ) return this;\r
  73                         \r
  74                         this._contentHTML = opt_contentHTML;\r
  75                         X_UA[ 'IE' ] < 9 || X_Util_NinjaIframe_writeToIframe( this );\r
  76                         \r
  77                         return this;\r
  78                 },\r
  79                 \r
  80                 'close' : function(){\r
  81                         X_ViewPort[ 'unlisten' ]( X_EVENT_AFTER_UPDATE, this, X_Util_NinjaIframe_handleEvent );\r
  82                         this.call( 'close' );\r
  83                         this[ 'kill' ]();\r
  84                 }\r
  85                 \r
  86         }\r
  87 );\r
  88 \r
  89 \r
  90 function X_Util_NinjaIframe_handleEvent( e ){\r
  91         var raw = this[ '_rawObject' ];\r
  92         \r
  93         switch( e.type ){\r
  94                 case X_EVENT_AFTER_UPDATE :\r
  95                         this._iwin = raw.contentWindow || ( raw.contentDocument && raw.contentDocument.parentWindow ) || window.frames[ this._name ];\r
  96                         // http://d.hatena.ne.jp/NeoCat/20080921/1221940658\r
  97                         // こちらに名前をsetしないとtargetが動作しない\r
  98                         if( X_UA[ 'IE' ] ) this._iwin.name = this._name;\r
  99                         \r
 100                         this[ 'listen' ]( [ X_UA[ 'IE' ] < 9 ? 'readystatechange' : 'load', 'error' ], this, X_Util_NinjaIframe_handleEvent );\r
 101                         \r
 102                         if( !( X_UA[ 'IE' ] < 9 ) ){\r
 103                                 this._contentHTML && X_Util_NinjaIframe_writeToIframe( this );\r
 104                                 this._ready = true;\r
 105                                 return;\r
 106                         };\r
 107                         //break; これあると IE8 で駄目！\r
 108                         \r
 109                 case 'readystatechange' :\r
 110                         if( ( raw.readyState !== 'complete' && raw.readyState !== 'loaded' ) ) break;\r
 111                         // ie9-\r
 112                         if( !this._ready ){\r
 113                                 this._contentHTML && X_Util_NinjaIframe_writeToIframe( this );\r
 114                                 this._ready = true;\r
 115                                 break;\r
 116                         };\r
 117                         // onload\r
 118                 case 'load' :\r
 119                         console.log( 'iframe load.' );\r
 120                         this[ 'asyncDispatch' ]( X_EVENT_SUCCESS );\r
 121                         break;\r
 122 \r
 123                 case 'error' :\r
 124                         this[ 'asyncDispatch' ]( X_EVENT_ERROR );\r
 125                         break;\r
 126         };\r
 127         \r
 128         return X_Callback_STOP_PROPAGATION;\r
 129 };\r
 130 \r
 131 function X_Util_NinjaIframe_writeToIframe( that ){\r
 132         var raw  = that[ '_rawObject' ],\r
 133                 idoc = raw.contentDocument || that._iwin.document,\r
 134                 html = that._contentHTML;\r
 135                 \r
 136         delete that._contentHTML;\r
 137         that._ready = true;\r
 138 \r
 139         idoc.open();\r
 140         idoc.writeln( html );\r
 141         idoc.close();\r
 142 };\r
 143 \r