2 * http://msdn.microsoft.com/ja-jp/library/ie/hh180174%28v=vs.85%29.aspx
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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
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6 // TODO Node.inherits
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7 X.Util.NinjaIframe = X.EventDispatcher.inherits(
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20 Constructor : function( html ){
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22 this._name = 'hidden-iframe-' + X_Timer_now();
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23 // https://github.com/polygonplanet/Pot.js/blob/master/src/Worker.js
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25 this.xnodeIframe = X_Node_body.create(
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28 className : 'hidden-iframe',
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30 allowtransparency : 'no',
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38 X.ViewPort.listenOnce( X.Event.AFTER_UPDATE, this );
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40 // http://nanto.asablo.jp/blog/2011/12/08/6237308
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41 // IE 6/7 で文書間通信を実現するための一案
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43 this.xnodeIframe.attr( 'src', 'about:blank' );
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45 // Safari 2.0.* bug: iframe's absolute position and src set.
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47 this.xnodeIframe.css( { position : 'absolute' } );
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50 if( html ) this._html = html;
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53 handleEvent : function( e ){
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54 var raw = this.xnodeIframe._rawObject,
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58 case X.Event.AFTER_UPDATE :
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59 this._iwin = raw.contentWindow || ( raw.contentDocument && raw.contentDocument.parentWindow ) || window.frames[ this._name ];
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60 // http://d.hatena.ne.jp/NeoCat/20080921/1221940658
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61 // こちらに名前をsetしないとtargetが動作しない
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62 this._iwin.name = this._name;
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64 this.xnodeIframe.listen( [ X_UA.IE < 9 ? 'readystatechange' : 'load', 'error' ], this );
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66 if( !( X_UA.IE < 9 ) ){
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67 this._html && X_Util_NinjaIframe_writeToIframe( this );
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72 case 'readystatechange' :
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73 if( ( raw.readyState !== 'complete' && raw.readyState !== 'loaded' ) ) return X.Callback.STOP_PROPAGATION;
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76 this._html && X_Util_NinjaIframe_writeToIframe( this );
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82 console.log( 'iframe load.' );
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83 this.asyncDispatch( X.Event.SUCCESS );
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86 this.asyncDispatch( X.Event.ERROR );
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90 return X.Callback.STOP_PROPAGATION;
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93 refresh : function( opt_html ){
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94 var raw = this.xnodeIframe._rawObject,
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97 this._ready = false;
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100 this._html = opt_html;
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104 if( X_UA.IE5 || X_UA.IE55 ){
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105 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)
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107 this._iwin.location.reload();
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110 if( !opt_html ) return this;
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112 this._html = opt_html;
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113 X_UA.IE < 9 || X_Util_NinjaIframe_writeToIframe( this );
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118 close : function(){
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119 X_ViewPort.unlisten( X.Event.AFTER_UPDATE, this );
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120 this.xnodeIframe.call( 'close' );
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121 this.xnodeIframe.destroy();
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127 function X_Util_NinjaIframe_writeToIframe( that ){
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128 var raw = that.xnodeIframe._rawObject,
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129 idoc = raw.contentDocument || that._iwin.document,
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133 that._ready = true;
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136 idoc.writeln( html );
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