0.6.x/js/02_dom/20_XNode.js

   1 /**
   2  * Node( rawElement | rawTextnode | htmlString | textString )
   3  *
   4  * @alias X.Node
   5  * @class Node HTMLElement、TextNode をラップし jQuery 風な API で操作できます。
   6  * @constructs Node
   7  * @extends {EventDispatcher}
   8  */
   9 var     Node = X[ 'Node' ] = X_EventDispatcher[ 'inherits' ](
  10         'X.Node',
  11         X_Class.POOL_OBJECT,
  12
  13         {
  14                 /**
  15                  * 要素に振られるユニークID
  16                  * @type {number}
  17                  * @private
  18                  * @alias Node.prototype._uid
  19                  */
  20                 '_uid'       : 0,
  21
  22                 /**
  23                  * Node の状態を表すフラグ。
  24                  * @type {number}
  25                  * @private
  26                  * @alias Node.prototype._flags
  27                  */
  28                 '_flags'     : X_NodeFlags_DESTROYED,
  29
  30                 '_rect'      : null, // TODO
  31
  32                 /**
  33                  * 最後に計測したフォントサイズを保持している。ツリーが変更されると削除される。
  34                  * @type {number}
  35                  * @private
  36                  * @alias Node.prototype._fontSize
  37                  */
  38                 '_fontSize'  : 0,
  39
  40                 /**
  41                  * NodeList と動作を一致させるためのプロパティ。常に 1。
  42                  * @type {number}
  43                  * @const
  44                  * @alias Node.prototype.length
  45                  */
  46                 length       : 1,
  47
  48                 /**
  49                  * 親 Node。
  50                  * @type {Node}
  51                  * @alias Node.prototype.parent
  52                  */
  53                 parent       : null, // remove された枝も親子構造は維持している。
  54
  55                 /**
  56                  * 子 Node リスト
  57                  * @type {Array}
  58                  * @private
  59                  * @alias Node.prototype._xnodes
  60                  */
  61                 '_xnodes'    : null,
  62
  63                 /**
  64                  * GPU レイヤーに転送されている場合、その一番親となっている Node。未実装。
  65                  * @type {Node}
  66                  * @private
  67                  * @alias Node.prototype._gpuParent
  68                  */
  69                 '_gpuParent' : null,
  70
  71                 /**
  72                  * タグ名。テキストノードの場合は空文字列。
  73                  * @type {string}
  74                  * @private
  75                  * @alias Node.prototype._tag
  76                  */
  77                 '_tag'       : '',
  78
  79                 /**
  80                  * テキストコンテンツ。テキストノードで使用。
  81                  * @type {string}
  82                  * @private
  83                  * @alias Node.prototype._text
  84                  */
  85                 '_text'      : '',
  86
  87                 /**
  88                  * id
  89                  * @type {string}
  90                  * @private
  91                  * @alias Node.prototype._id
  92                  */
  93                 '_id'        : '',
  94
  95                 /**
  96                  * クラス名。複数のクラスが設定されている場合、スペース区切り。
  97                  * @type {string}
  98                  * @private
  99                  * @alias Node.prototype._className
 100                  */
 101                 '_className' : '', //
 102
 103                 /**
 104                  * 属性。
 105                  * @type {object}
 106                  * @private
 107                  * @alias Node.prototype._attrs
 108                  */
 109                 '_attrs'     : null, // see X_Node_Attr
 110
 111                 /**
 112                  * まだコミットされていない属性。
 113                  * @type {object}
 114                  * @private
 115                  * @alias Node.prototype._newAttrs
 116                  */
 117                 '_newAttrs'  : null,
 118
 119                 /**
 120                  * 属性を文字列にしたもの。 color="red" size="8"
 121                  * @type {object}
 122                  * @private
 123                  * @alias Node.prototype._attrText
 124                  */
 125                 '_attrText'  : '',
 126
 127                 /**
 128                  * スタイル。
 129                  * @type {object}
 130                  * @private
 131                  * @alias Node.prototype._css
 132                  */
 133                 '_css'       : null,
 134
 135                 /**
 136                  * cssText
 137                  * @type {string}
 138                  * @private
 139                  * @alias Node.prototype._cssText
 140                  */
 141                 '_cssText'   : '',
 142
 143                 /**
 144                  * アニメーション用オブジェクト。
 145                  * @type {object}
 146                  * @private
 147                  * @alias Node.prototype._anime
 148                  */
 149                 '_anime'     : null,
 150
 151         /*
 152          * TODO Node の継承ができない！
 153          */
 154                 'Constructor' : function( v ){
 155                         var uid = X_Node_CHASHE.length,
 156                                 css, xnodes, xnode, parent;
 157
 158                         if( X_Node_newByTag ){
 159                                 X_Node_newByTag = false;
 160                                 this[ '_tag' ]  = v.toUpperCase();
 161                                 arguments[ 1 ] && this[ 'attr' ]( arguments[ 1 ] );
 162                                 css = arguments[ 2 ];
 163                                 css && this[ X_Type_isString( css ) ? 'cssText' : 'css' ]( css );
 164                         } else
 165                         if( X_Node_newByText ){
 166                                 X_Node_newByText = false;
 167                                 this[ '_text' ]  = v;
 168                         } else {
 169                                 if( 1 < arguments.length ) return new X_NodeList( arguments );
 170                                 if( X_Type_isArray( v ) && v.length ) return new X_NodeList( v );
 171
 172                                 switch( X_Node_getType( v ) ){
 173                                         case X_NodeType_XNODE :
 174                                         case X_NodeType_XNODE_LIST :
 175                                                 return v;
 176
 177                                         case X_NodeType_RAW_HTML :
 178                                                 if( xnode = X_Node_getXNode( v ) ) return xnode;
 179                                                 // v.parentNode || v.parentElement : dom1 || dom0
 180                                                 this.parent     = ( parent = v.parentNode || v.parentElement ) && parent.tagName /* ie7- */ && X_Node_getXNode( parent );
 181                                                 this[ '_rawObject' ] = v;
 182                                                 this[ '_tag' ]       = v.tagName.toUpperCase();
 183                                                 this[ '_id' ]        = v.id;
 184                                                 this[ '_className' ] = v.className;
 185
 186                                                 this[ 'cssText' ]( v.style.cssText );
 187                                                 this[ '_flags' ] &= X_Node_BitMask_RESET_DIRTY; // X_NodeFlags_DIRTY_CSS を落とす
 188
 189                                                 // TODO attr の回収は不可能、、、?
 190                                                 if( X_UA_DOM.IE4 ){
 191                                                         v.setAttribute( 'UID', '' + uid );
 192                                                 } else {
 193                                                         v[ 'UID' ] = uid;
 194                                                 };
 195                                                 // childNodes...
 196                                                 break;
 197
 198                                         case X_NodeType_RAW_TEXT :
 199                                                 if( xnode = X_Node_getXNode( v ) ) return xnode;
 200                                                 this.parent     = X_Node_getXNode( v.parentNode );
 201                                                 this[ '_rawObject' ] = v;
 202                                                 this[ '_text' ]      = v.data;
 203                                                 v[ 'UID' ] = uid;
 204                                                 break;
 205
 206                                         case X_NodeType_HTML_STRING :
 207                                         case X_NodeType_STRING :
 208                                                 if( xnodes = X_HtmlParser_parse( v, true ) && 1 < xnodes.length ) return new X_NodeList( xnodes );
 209                                                 if( xnodes.length ) return xnodes[ 0 ];
 210                                                 return X_Node_none;
 211
 212                                         default :
 213                                                 if( X_Node_none ) return X_Node_none;
 214                                                 this.length = 0;
 215                                                 return;
 216                                 };
 217                         };
 218
 219                         if( this.parent && ( this.parent[ '_flags' ] & X_NodeFlags_IN_TREE ) ){
 220                                 this[ '_flags' ] |= X_NodeFlags_IN_TREE;
 221                         };
 222                         this[ '_flags' ] |= X_NodeFlags_EXIST;
 223                         X_Node_CHASHE[ this[ '_uid' ] = uid ] = this;
 224                 },
 225
 226                 'width'          : X_Node_width,
 227                 'height'         : X_Node_height,
 228                 'clientWidth'    : X_Node_clientWidth,
 229                 'clientHeight'   : X_Node_clientHeight,
 230                 'scrollWidth'    : X_Node_scrollWidth,
 231                 'scrollHeight'   : X_Node_scrollHeight,
 232                 'scrollLeft'     : X_Node_scrollLeft,
 233                 'scrollTop'      : X_Node_scrollTop,
 234                 'x'              : X_Node_x,
 235                 'y'              : X_Node_y,
 236                 'offset'         : X_Node_offset,
 237
 238                 'attr'           : X_Node_attr,
 239                 'css'            : X_Node_css,
 240                 'cssText'        : X_Node_cssText,
 241
 242                 'find'           : X_Node_find,
 243
 244                 'animate'        : X_Node_animate,
 245                 'stop'           : X_Node_stop,
 246
 247
 248                 'create'         : X_Node_create,
 249
 250                 'createAt'       : X_Node_createAt,
 251
 252                 'createText'     : X_Node_createText,
 253
 254                 'createTextAt'   : X_Node_createTextAt,
 255
 256                 'clone'          : X_Node_clone,
 257
 258                 'append'         : X_Node_append,
 259
 260                 'appendAt'       : X_Node_appendAt,
 261
 262                 'appendTo'       : X_Node_appendTo,
 263
 264                 'prev'           : X_Node_prev,
 265
 266                 'next'           : X_Node_next,
 267
 268                 'swap'           : X_Node_swap,
 269
 270                 'remove'         : X_Node_remove,
 271
 272                 'empty'          : X_Node_empty,
 273
 274                 'contains'       : X_Node_contains,
 275
 276                 'getChildAt'     : X_Node_getChildAt,
 277
 278                 'numChildren'    : X_Node_numChildren,
 279
 280                 'firstChild'     : X_Node_firstChild,
 281
 282                 'lastChild'      : X_Node_lastChild,
 283
 284                 'getOrder'       : X_Node_getOrder,
 285
 286                 'className'      : X_Node_className,
 287                 'addClass'       : X_Node_addClass,
 288                 'removeClass'    : X_Node_removeClass,
 289                 'toggleClass'    : X_Node_toggleClass,
 290                 'hasClass'       : X_Node_hasClass,
 291
 292                 'html'           : X_Node_html,
 293                 'text'           : X_Node_text,
 294                 'call'           : X_Node_call,
 295                 'each'           : X_Node_each
 296
 297         }
 298 );
 299
 300 var X_NodeType_XNODE       = 1,
 301         X_NodeType_RAW_HTML    = 2,
 302         X_NodeType_RAW_TEXT    = 3,
 303         X_NodeType_HTML_STRING = 4,
 304         X_NodeType_STRING      = 5,
 305                 //DOC_FRAG    = 6,
 306         X_NodeType_XNODE_LIST  = 7,
 307         X_NodeType_WINDOW      = 8,
 308         X_NodeType_DOCUMENT    = 9,
 309         X_NodeType_IMAGE       = 10,
 310
 311         X_Node_strictElmCreation    = !X_UA[ 'MacIE' ] && X_UA[ 'IE' ] <= 8,
 312
 313         X_Node_documentFragment     = document.createDocumentFragment && ( !X_UA[ 'IE' ] || 5.5 <= X_UA[ 'IE' ] ) && document.createDocumentFragment(),
 314
 315         // 子の生成後に リアル文書 tree に追加する
 316         X_Node_addTreeAfterChildren = !( X_UA[ 'IE' ] < 9 ),
 317
 318         X_Node_displayNoneFixForIE5 = !!X_NodeFlags_IE5_DISPLAY_NONE_FIX,
 319
 320         X_Node_newByTag      = false,
 321
 322         X_Node_newByText     = false,
 323
 324         X_Node_outerXNode    = null,
 325
 326         X_Node_updateTimerID = 0,
 327
 328         // XMLかどうかを判別する
 329         X_Node_isXmlDocument =
 330                 X_UA_DOM.IE4 ?
 331                         X_emptyFunction :
 332                         (function( root ){
 333                                 if( X_Type_isBoolean( root.isXML ) ) return root.isXML;
 334                                 return root.isXML = root[ '_rawObject' ].createElement( 'p' ).tagName !== root[ '_rawObject' ].createElement( 'P' ).tagName;
 335                         }),
 336         X_Node_CHASHE     = [],
 337         X_Node_none       = X_Node_CHASHE[ 0 ] = Node(),
 338         X_Node_html, // = <html>
 339         X_Node_head, // = <head>
 340         X_Node_body, // = <body>
 341         X_Node_systemNode, // = X_Node_CHASHE[ ? ]
 342         X_Node_fontSizeNode,
 343 /*
 344  * remove :
 345  *  X_Node_reserveRemoval = [] に追加。commitUpdate で remove
 346  * add :
 347  *  X_Node_reserveRemoval にいたら消す, new_parent[ '_xnodes' ] に挿入
 348  */
 349         X_Node_reserveRemoval = [];
 350
 351 function X_Node_getType( v ){
 352         if( v === '' ) return X_NodeType_STRING;
 353         if( !v ) return 0;
 354         if( v === window ) return X_NodeType_WINDOW;
 355         if( v === document ) return X_NodeType_DOCUMENT;
 356         if( v.constructor === Node ) return X_NodeType_XNODE;
 357         if( v.constructor === X_NodeList ) return X_NodeType_XNODE_LIST;
 358         if( X_Type_isHTMLElement( v ) ) return X_NodeType_RAW_HTML;
 359         if( v.nodeType === 3 ) return X_NodeType_RAW_TEXT;
 360         if( X_Type_isString( v ) ){
 361                 return '<' === v.charAt( 0 ) && v.charAt( v.length - 1 ) === '>' ? X_NodeType_HTML_STRING : X_NodeType_STRING;
 362         };
 363         if( v[ 'instanceOf' ] && v[ 'instanceOf' ]( Node ) ) return X_NodeType_XNODE;
 364         return 0;
 365 };
 366 function X_Node_getXNode( v ){
 367         var uid, i, chashe, xnode;
 368         switch( X_Node_getType( v ) ){
 369                 case X_NodeType_XNODE :
 370                 case X_NodeType_XNODE_LIST :
 371                         return v;
 372                 case X_NodeType_RAW_HTML :
 373                         // fake TextNode too.
 374                         if( X_UA_DOM.IE4 ){
 375                                 uid = v.getAttribute( 'UID' );
 376                                 return uid && X_Node_CHASHE[ uid ];
 377                         };
 378                         return v[ 'UID' ] && X_Node_CHASHE[ v[ 'UID' ] ];
 379                 case X_NodeType_WINDOW :
 380                         return X_ViewPort;
 381                 case X_NodeType_DOCUMENT :
 382                         return X_ViewPort_document;
 383                 case X_NodeType_RAW_TEXT :
 384                         if( v[ 'UID' ] ) return X_Node_CHASHE[ v[ 'UID' ] ];
 385                         for( chashe = X_Node_CHASHE, i = chashe.length; i; ){
 386                                 if( ( xnode = X_Node_CHASHE[ --i ] ) && ( xnode[ '_rawObject' ] === v ) ) return xnode;
 387                         };
 388         };
 389 };
 390
 391 function X_Node_getRoot( xnode ){
 392         return X_ViewPort_document;
 393         //return X_Node_body[ '_rawObject' ].documentElement ? node : node.ownerDocument || node.document;
 394 };
 395
 396
 397
 398 var X_Node__ie4getRawNode = X_UA_DOM.IE4 && function ( that ){
 399                 return that[ '_rawObject' ] ||
 400                         ( that[ '_rawObject' ] = document.all[ 'ie4uid' + that[ '_uid' ] ] ) ||
 401                         ( that[ '_id' ] && ( that[ '_rawObject' ] = document.all[ that[ '_id' ] ] ) );
 402         };
 403
 404
 405 function X_Node_toggleInTreeFlag( xnodes, flag ){
 406         var i = xnodes.length, xnode;
 407         for( ; i; ){
 408                 xnode = xnodes[ --i ];
 409                 flag ? ( xnode[ '_flags' ] |= X_NodeFlags_IN_TREE | X_NodeFlags_DIRTY_POSITION ) : ( xnode[ '_flags' ] &= ~X_NodeFlags_IN_TREE & ~X_NodeFlags_IE5_DISPLAY_NONE_FIX );
 410                 xnode[ '_xnodes' ] && X_Node_toggleInTreeFlag( xnode[ '_xnodes' ], flag );
 411         };
 412 };
 413
 414 function X_Node_toggleInGPUFlag( gpuRoot, xnodes, flag ){
 415         var i = xnodes.length, xnode;
 416
 417         if( flag ){
 418                 for( ; i; ){
 419                         xnode = xnodes[ --i ];
 420                         if( !xnode[ '_gpuParent' ] ){
 421                                 xnode[ '_flags' ] |= X_NodeFlags_GPU_CHILD;
 422                                 xnode[ '_gpuParent' ] = gpuRoot;
 423                                 xnode[ '_xnodes' ] && X_Node_toggleInTreeFlag( gpuRoot, xnode[ '_xnodes' ], flag );
 424                         };
 425                 };
 426         } else {
 427                 for( ; i; ){
 428                         xnode = xnodes[ --i ];
 429                         if( xnode[ '_gpuParent' ] === gpuRoot ){
 430                                 xnode[ '_flags' ] &= ~X_NodeFlags_GPU_CHILD;
 431                                 delete xnode[ '_gpuParent' ];
 432                                 xnode[ '_xnodes' ] && X_Node_toggleInTreeFlag( gpuRoot, xnode[ '_xnodes' ], flag );
 433                         };
 434                 };
 435         };
 436 };
 437
 438 /**
 439  * タグ名等を指定して新規に子ノードを作成し、現在のノードに追加する。
 440  * @alias Node.prototype.create
 441  * @param {string} [tag] タグ名
 442  * @param {object} [opt_attrs=] 属性
 443  * @param {object|string}　[opt_css=] css
 444  * @return {Node} 新規作成されたノード
 445  * @example var child = parent.create( 'div' );
 446  */
 447 function X_Node_create( tag, opt_attrs, opt_css ){
 448         var xnode;
 449         if( !this[ '_tag' ] ) return;
 450         this[ 'append' ]( xnode = X_Doc_create( tag, opt_attrs, opt_css ) );
 451         return xnode;
 452 };
 453 /**
 454  * 挿入位置とタグ名等を指定して新規に子ノードを作成し、現在のノードに挿入する。
 455  * @alias Node.prototype.createAt
 456  * @param {number} [index] 挿入位置
 457  * @param {string} [tag] タグ名
 458  * @param {object} [opt_attrs=] 属性
 459  * @param {object|string}　[opt_css=] css
 460  * @return {Node} 新規作成されたノード
 461  * @example var child = parent.create( 2, 'div' );
 462  */
 463 function X_Node_createAt( index, tag, opt_attrs, opt_css ){
 464         var xnode;
 465         if( !this[ '_tag' ] ) return;
 466         this[ 'appendAt' ]( index, xnode = X_Doc_create( tag, opt_attrs, opt_css ) );
 467         return xnode;
 468 };
 469
 470 /**
 471  * テキストを指定して新規にテキストノードを作成し、現在のノードに挿入する。
 472  * @alias Node.prototype.createText
 473  * @param {string} [tag] テキスト
 474  * @return {Node} 新規作成されたノード
 475  */
 476 function X_Node_createText( text ){
 477         var xnode;
 478         if( !this[ '_tag' ] ) return;
 479         this[ 'append' ]( xnode = X_Doc_createText( text ) );
 480         return xnode;
 481 };
 482 /**
 483  * 挿入位置とテキストを指定して新規に子ノードを作成し、現在のノードに挿入する。
 484  * @alias Node.prototype.createTextAt
 485  * @param {number} [index] 挿入位置
 486  * @param {string} [tag] テキスト
 487  * @return {Node} 新規作成されたノード
 488  */
 489 function X_Node_createTextAt( index, text ){
 490         var xnode;
 491         if( !this[ '_tag' ] ) return;
 492         this[ 'appendAt' ]( index, xnode = X_Doc_createText( text ) );
 493         return xnode;
 494 };
 495
 496 /**
 497  * Node のクローンを作成し返す。id もクローンされる点に注意。イベントリスナはクローンされない。
 498  * http://d.hatena.ne.jp/think49/20110724/1311472811
 499  * http://d.hatena.ne.jp/uupaa/20100508/1273299874
 500  * @alias Node.prototype.clone
 501  * @param {boolean} [opt_clone_children] 子要素のクローンを行うか？
 502  * @return {Node}
 503  */
 504 function X_Node_clone( opt_clone_children ){
 505         var xnode, xnodes, i, l;
 506
 507         if( this[ '_tag' ] ){
 508                 X_Node_newByTag = true;
 509                 xnode = Node( this[ '_tag' ], X_Object_copy( this[ '_attrs' ] ), X_Object_copy( this[ '_css' ] ) )
 510                         [ 'attr' ]( { 'id' : this[ '_id' ] } )
 511                         [ 'className' ]( this[ '_className' ] );
 512
 513                 if( this[ '_flags' ] & X_NodeFlags_IS_SVG ){
 514                         xnode[ '_flags' ] |= X_NodeFlags_IS_SVG;
 515                 };
 516                 if( this[ '_flags' ] & X_NodeFlags_IS_VML ){
 517                         xnode[ '_flags' ] |= X_NodeFlags_IS_VML;
 518                 };
 519
 520                 if( opt_clone_children && ( xnodes = this[ '_xnodes' ] ) && ( l = xnodes.length ) ){
 521                         for( i = 0; i < l; ++i ){
 522                                 xnode[ 'append' ]( xnodes[ i ][ 'clone' ]( true ) );
 523                         };
 524                 };
 525                 return xnode;
 526         };
 527         X_Node_newByText = true;
 528         return Node( this[ '_text' ] );
 529 };
 530
 531 /**
 532  * ノードを子配列の最後に追加する。文字列が渡された場合、HTMLパーサーによって Node ツリーを作成して追加する。HtmlElement, TextNode の場合は内部使用専用。
 533  * @alias Node.prototype.append
 534  * @param {Node|string|HTMLElement|TextNode} [v] HTMLElement と TextNode は内部のみ。
 535  * @return {Node} 自身。チェインメソッド
 536  * @example //
 537  * myNode.append( node );
 538  * myNode.append( node, '&lt;span&gt;Hello,&lt;/span&gt;', 'world.' );
 539  */
 540 function X_Node_append( v ){
 541         var i, l, xnodes, frg;
 542         if( !this[ '_tag' ] ) return;
 543
 544         if( 1 < ( l = arguments.length ) ){
 545                 for( i = 0; i < l; ++i ){
 546                         this[ 'append' ]( arguments[ i ] );
 547                 };
 548                 return this;
 549         };
 550
 551         if( !( xnodes = this[ '_xnodes' ] ) ) this[ '_xnodes' ] = xnodes = [];
 552
 553         switch( X_Node_getType( v ) ){
 554                 case X_NodeType_RAW_HTML :
 555                 case X_NodeType_RAW_TEXT :
 556                         v = Node( v );
 557                         break;
 558                 case X_NodeType_HTML_STRING :
 559                 case X_NodeType_STRING :
 560                         return X_Node_append.apply( this, X_HtmlParser_parse( v, true ) );
 561                 case X_NodeType_XNODE :
 562                         // 親の xnodes から v を消す
 563                         v.parent && v[ 'remove' ]();
 564                         // IE4 でテキストノードの追加、FIXED 済でない場合、親に要素の追加を通知
 565                         if( X_UA[ 'IE4' ] && !v[ '_tag' ] && ( this[ '_flags' ] & X_NodeFlags_IE4_FIXED ) === 0 ) this[ '_flags' ] |= X_NodeFlags_IE4_DIRTY_CHILDREN;
 566                         break;
 567                 default :
 568                         return this;
 569         };
 570
 571         v.parent = this;
 572         xnodes[ xnodes.length ] = v;
 573         if( this[ '_flags' ] & X_NodeFlags_IN_TREE ){
 574                 v[ '_flags' ] |= X_NodeFlags_IN_TREE;
 575                 v[ '_xnodes' ] && X_Node_toggleInTreeFlag( v[ '_xnodes' ], true );
 576                 X_Node_reserveUpdate();
 577         };
 578         if( this[ '_flags' ] & X_NodeFlags_IS_SVG ){
 579                 v[ '_flags' ] |= X_NodeFlags_IS_SVG;
 580         };
 581         if( this[ '_flags' ] & X_NodeFlags_IS_VML ){
 582                 v[ '_flags' ] |= X_NodeFlags_IS_VML;
 583         };
 584         return this;
 585 };
 586
 587 /**
 588  * ノードを挿入位置に追加する。
 589  * @alias Node.prototype.appendAt
 590  * @param {number} index 挿入位置 0以上
 591  * @param {Node|string|HTMLElement|TextNode} [v] HTMLElement と TextNode は内部のみ。
 592  * @return {Node} 自身。チェインメソッド
 593  * @example myNode.appendAt( 1, node );
 594  */
 595 function X_Node_appendAt( start, v ){
 596         var xnodes, l, i;
 597
 598         if( !this[ '_tag' ] ) return this;
 599
 600         l = arguments.length;
 601         if( !( xnodes = this[ '_xnodes' ] ) ) xnodes = this[ '_xnodes' ] = [];
 602
 603         if( xnodes.length <= start ){
 604                 if( l === 2 ) return this[ 'append' ]( v );
 605                 for( i = 1; i < l; ++i ){
 606                         this[ 'append' ]( arguments[ i ] );
 607                 };
 608                 return this;
 609         };
 610         if( start < 0 ) start = 0;
 611         if( 2 < l ){
 612                 for( ; l; ){
 613                         this[ 'appendAt' ]( start, arguments[ --l ] );
 614                 };
 615                 return this;
 616         };
 617
 618         switch( X_Node_getType( v ) ){
 619                 case X_NodeType_RAW_HTML :
 620                 case X_NodeType_RAW_TEXT :
 621                         v = Node( v );
 622                         break;
 623                 case X_NodeType_HTML_STRING :
 624                 case X_NodeType_STRING :
 625                         v = X_HtmlParser_parse( v, true );
 626                         for( i = v.length; i; ){
 627                                 this[ 'appendAt' ]( start, v[ --i ] );
 628                         };
 629                         return this;
 630                 case X_NodeType_XNODE :
 631                         // 親の xnodes から v を消す
 632                         if( v.parent ){
 633                                 if( v.parent === this ){
 634                                         i = v[ 'getOrder' ]();
 635                                         if( i === start ) return this;
 636                                         if( i < start ) --start;
 637                                 };
 638                                 v[ 'remove' ]();
 639                         };
 640                         // IE4 でテキストノードの追加、FIXED 済でない場合、親に要素の追加を通知
 641                         if( X_UA[ 'IE4' ] && !v[ '_tag' ] && ( this[ '_flags' ] & X_NodeFlags_IE4_FIXED ) === 0 ) this[ '_flags' ] |= X_NodeFlags_IE4_DIRTY_CHILDREN;
 642                         break;
 643                 default :
 644                         return this;
 645         };
 646
 647         v.parent = this;
 648         this[ '_xnodes' ].splice( start, 0, v );
 649         if( this[ '_flags' ] & X_NodeFlags_IN_TREE ){
 650                 v[ '_flags' ] |= X_NodeFlags_IN_TREE;
 651                 v[ '_xnodes' ] && X_Node_toggleInTreeFlag( v[ '_xnodes' ], true );
 652                 X_Node_reserveUpdate();
 653         };
 654         if( this[ '_flags' ] & X_NodeFlags_IS_SVG ){
 655                 v[ '_flags' ] |= X_NodeFlags_IS_SVG;
 656         };
 657         if( this[ '_flags' ] & X_NodeFlags_IS_VML ){
 658                 v[ '_flags' ] |= X_NodeFlags_IS_VML;
 659         };
 660         return this;
 661 };
 662
 663 /**
 664  * ノードを親に追加する。戻り値は子ノードなので、続けて操作が出来る。
 665  * @alias Node.prototype.appendTo
 666  * @param {Node|string|HTMLElement} [parent] HTMLElement は内部のみ。
 667  * @param {number} [opt_index=-1] 挿入位置。省略した場合は最後に追加する。
 668  * @return {Node} 自身。チェインメソッド
 669  * @example childNode.appendTo( parentNode, 1 );
 670  */
 671 function X_Node_appendTo( parent, opt_index ){
 672         switch( X_Node_getType( parent ) ){
 673                 case X_NodeType_RAW_HTML :
 674                         parent = Node( parent );
 675                         break;
 676                 case X_NodeType_HTML_STRING :
 677                         parent = X_HtmlParser_parse( parent, true );
 678                         parent = parent[ 0 ] || parent;
 679                 case X_NodeType_XNODE :
 680                         break;
 681                 default :
 682                         return this;
 683         };
 684         X_Type_isFinite( opt_index ) ? parent[ 'appendAt' ]( opt_index, this ) : parent[ 'append' ]( this );
 685         return this;
 686 };
 687
 688
 689 /**
 690  * ノードの直前の要素を取得。または直前に挿入。挿入する要素が先にいる兄弟でも正しく動作する。
 691  * @alias Node.prototype.prev
 692  * @param {Node|string|HTMLElement|TextNode} [...v] HTMLElement と TextNode は内部のみ。
 693  * @return {Node} 自身。チェインメソッド
 694  * @example childNode.prev( prevNode );
 695  */
 696 function X_Node_prev( v ){
 697         var parent = this.parent, xnodes, i, l;
 698
 699         // getter
 700         if( v === undefined ){
 701                 if( !parent ) return;
 702                 xnodes = parent[ '_xnodes' ];
 703                 i      = xnodes.indexOf( this );
 704                 return 0 < i ? xnodes[ i - 1 ] : v;
 705         };
 706
 707         if( !parent ) return this;
 708
 709         l = arguments.length;
 710         if( 1 < l ){
 711                 for( i = 0; l; ++i ){
 712                         parent[ 'appendAt' ]( this[ 'getOrder' ]() - i, arguments[ --l ] );
 713                 };
 714                 return this;
 715         };
 716         parent[ 'appendAt' ]( this[ 'getOrder' ](), v );
 717         return this;
 718 };
 719
 720 /**
 721  * ノードの直後の要素を取得。または直後に挿入。挿入する要素が先にいる兄弟でも正しく動作する。
 722  * @alias Node.prototype.next
 723  * @param {Node|string|HTMLElement|TextNode} [v] HTMLElement と TextNode は内部のみ。
 724  * @return {Node} 自身。チェインメソッド
 725  * @example childNode.next( prevNode );
 726  */
 727 function X_Node_next( v ){
 728         var parent = this.parent, xnodes, i, l, start;
 729
 730         // getter
 731         if( v === undefined ){
 732                 if( !parent ) return;
 733                 xnodes = parent[ '_xnodes' ];
 734                 i      = xnodes.indexOf( this );
 735                 return ++i < xnodes.length ? xnodes[ i ] : v;
 736         };
 737
 738         if( !parent ) return this;
 739
 740         l = arguments.length;
 741         start = this[ 'getOrder' ]() + 1;
 742
 743         if( parent[ '_xnodes' ].length <= start ){
 744                 for( i = 0; i < l; ++i ){
 745                         parent[ 'append' ]( arguments[ i ] );
 746                 };
 747         } else
 748         if( 1 < l ){
 749                 for( ; l; ){
 750                         parent[ 'appendAt' ]( this[ 'getOrder' ]() + 1, arguments[ --l ] );
 751                 };
 752         } else {
 753                 parent[ 'appendAt' ]( start, v );
 754         };
 755         return this;
 756 };
 757
 758 /**
 759  * 要素の入れ替え。自身は remove() される。
 760  * @alias Node.prototype.swap
 761  * @param {Node|string|HTMLElement|TextNode} [v] HTMLElement と TextNode は内部のみ。
 762  * @return {Node} 自身。チェインメソッド
 763  * @example node.swap( newNode );
 764  */
 765 function X_Node_swap( v ){
 766         if( !this.parent ) return this;
 767         return arguments.length === 1 ? this[ 'prev' ]( v )[ 'remove' ]() : X_Node_prev.apply( this, arguments )[ 'remove' ]();
 768 };
 769
 770 /**
 771  * 要素を抜く。
 772  * @alias Node.prototype.remove
 773  * @return {Node} 自身。チェインメソッド
 774  * @example node.remove();
 775  */
 776 function X_Node_remove(){
 777         var parent = this.parent,
 778                 elm;
 779
 780         if( !parent ) return this;
 781
 782         delete this.parent;
 783         parent[ '_xnodes' ].splice( parent[ '_xnodes' ].indexOf( this ), 1 );
 784
 785         if( this[ '_flags' ] & X_NodeFlags_IN_TREE ){
 786                 this[ '_flags' ] &= ~X_NodeFlags_IN_TREE & ~X_NodeFlags_IE5_DISPLAY_NONE_FIX;
 787                 this[ '_xnodes' ] && X_Node_toggleInTreeFlag( this[ '_xnodes' ], false );
 788
 789                 if( X_UA_DOM.IE4 ){
 790                         elm = this[ '_rawObject' ] || X_Node__ie4getRawNode( this );
 791                         if( elm ){
 792                                 X_Node_reserveRemoval[ X_Node_reserveRemoval.length ] = this;
 793                                 X_Node_reserveUpdate();
 794                         } else
 795                         if( !this[ '_tag' ] && ( parent[ '_flags' ] & X_NodeFlags_IE4_FIXED ) === 0 ){
 796                                 parent[ '_flags' ] |= X_NodeFlags_IE4_DIRTY_CHILDREN;
 797                         };
 798                 } else {
 799                         elm = this[ '_rawObject' ];
 800                         if( elm && elm.parentNode && elm.parentNode.tagName ){
 801                                 X_Node_reserveRemoval[ X_Node_reserveRemoval.length ] = this;
 802                                 X_Node_reserveUpdate();
 803                         };
 804                 };
 805         };
 806         return this;
 807 };
 808
 809 /**
 810  * 子要素を破棄する。子要素は kill() されます。
 811  * @alias Node.prototype.empty
 812  * @return {Node} 自身。チェインメソッド
 813  * @example node.empty();
 814  */
 815 function X_Node_empty(){
 816         var xnodes = this[ '_xnodes' ], i;
 817         if( xnodes && ( i = xnodes.length ) ){
 818                 for( ; i; ){
 819                         xnodes[ --i ][ 'kill' ]();
 820                 };
 821                 xnodes.length = 0;
 822         };
 823         return this;
 824 };
 825
 826 function X_Node_onKill( that ){
 827         var parent = that.parent,
 828                 xnodes = that[ '_xnodes' ], i, elm;
 829
 830         if( ( that[ '_flags' ] & X_NodeFlags_EXIST ) === 0 ) return;
 831
 832         parent && parent[ '_xnodes' ].splice( parent[ '_xnodes' ].indexOf( that ), 1 );
 833
 834         elm = that[ '_rawObject' ] || X_UA_DOM.IE4 && X_Node__ie4getRawNode( that );
 835         // elm && that[ '_listeners' ] && X_EventDispatcher_unlistenAll( that ); // イベントの退避
 836
 837         if( xnodes && ( i = xnodes.length ) ){
 838                 for( ; i; ){
 839                         xnodes[ --i ][ 'kill' ]();
 840                 };
 841         };
 842
 843         delete X_Node_CHASHE[ that[ '_uid' ] ];
 844 // remove _xnodes
 845         if( X_UA_DOM.IE4 ){
 846                 if( elm ){
 847                         X_Node_reserveRemoval[ X_Node_reserveRemoval.length ] = elm;
 848                         X_Node_reserveUpdate();
 849                 } else
 850                 if( !that[ '_tag' ] && ( parent[ '_flags' ] & X_NodeFlags_IE4_FIXED ) === 0 ){
 851                         parent[ '_flags' ] |= X_NodeFlags_IE4_DIRTY_CHILDREN;
 852                 };
 853         } else {
 854                 if( elm && elm.parentNode && elm.parentNode.tagName ){
 855                         X_Node_reserveRemoval[ X_Node_reserveRemoval.length ] = elm;
 856                         X_Node_reserveUpdate();
 857                 };
 858         };
 859 };
 860
 861
 862
 863
 864 /**
 865  * 要素を子以下に持つか？調べる。
 866  * @alias Node.prototype.contains
 867  * @param {Node|string|HTMLElement|TextNode} [v] HTMLElement と TextNode は内部のみ。
 868  * @return {boolean}
 869  * @example node.contains( testNode );
 870  */
 871 function X_Node_contains( v ){
 872         var elm, type, xnodes, i;
 873         if( !v || !this[ '_tag' ] || this === v ) return false;
 874         // contains ie4+
 875         if( ( elm = this[ '_rawObject' ] || X_UA_DOM.IE4 && X_Node__ie4getRawNode( this ) ) && document.contains && ( type = X_Node_getType( v ) ) && ( type === X_NodeType_RAW_HTML || type === X_NodeType_RAW_TEXT ) ){
 876                 return elm.contains( v );
 877         };
 878
 879         //if( document.compareDocumentPosition ){
 880         //
 881         //};
 882         xnodes = this[ '_xnodes' ];
 883         if( !xnodes || !xnodes.length ) return false;
 884         if( xnodes.indexOf( v ) !== -1 ) return true; // fast
 885         for( i = xnodes.length; i; ){
 886                 if( xnodes[ --i ][ 'contains' ]( v ) ) return true;
 887         };
 888         return false;
 889 };
 890
 891 /**
 892  * index の子要素を取得する。
 893  * @alias Node.prototype.getChildAt
 894  * @param {number} index 取得する子ノードの位置。0～
 895  * @return {Node} 子要素
 896  * @example child1 = parent.getChildAt(1);
 897  */
 898 function X_Node_getChildAt( i ){
 899         var xnodes = this[ '_xnodes' ];
 900         return xnodes && 0 <= i && i < xnodes.length && xnodes[ i ];
 901 };
 902
 903 /**
 904  * 子要素の数を取得する。
 905  * @alias Node.prototype.numChildren
 906  * @return {number} 子要素の数。
 907  * @example n = parent.numChildren();
 908  */
 909 function X_Node_numChildren(){
 910         var xnodes = this[ '_xnodes' ];
 911         return xnodes ? xnodes.length : 0;
 912 };
 913
 914 /**
 915  * 最初の子要素を取得する。
 916  * @alias Node.prototype.firstChild
 917  * @return {Node} 最初の子要素
 918  * @example child0 = parent.firstChild();
 919  */
 920 function X_Node_firstChild(){
 921         return this[ '_xnodes' ] && this[ '_xnodes' ][ 0 ];
 922 };
 923
 924 /**
 925  * 最後の子要素を取得する。
 926  * @alias Node.prototype.lastChild
 927  * @return {Node} 最後の子要素
 928  * @example lastChild = parent.lastChild();
 929  */
 930 function X_Node_lastChild(){
 931         var xnodes = this[ '_xnodes' ];
 932         return xnodes && xnodes[ xnodes.length - 1 ];
 933 };
 934
 935 /**
 936  * 要素の index 位置を取得する。
 937  * @alias Node.prototype.getOrder
 938  * @return {number} index -1　の場合、親を持たない。
 939  * @example index = node.getOrder();
 940  */
 941 function X_Node_getOrder(){
 942         var parent = this.parent;
 943         return this === X_Node_html ?
 944                                 0 :
 945                    parent ?
 946                                 parent[ '_xnodes' ].indexOf( this ) :
 947                                 -1;
 948 };
 949
 950 /**
 951  * className の取得と設定。
 952  * @alias Node.prototype.className
 953  * @return {string|Node} getter の場合 class 文字列、setter の場合自身。
 954  * @example // getter
 955  * className = node.className();
 956  * // setter
 957  * node.className( 'myClass myClass_new' );
 958  */
 959 function X_Node_className( v ){
 960         var node, _, __;
 961         // getter
 962         if( v === undefined ) return this[ '_className' ];
 963
 964         // setter
 965         if( this[ '_className' ] === v ) return this;
 966         if( !v || !X_Type_isString( v ) ){
 967                 delete this[ '_className' ];
 968         } else {
 969                 // cleanup
 970                 _  = ' ';
 971                 __ = '  ';
 972                 while( v.indexOf( __ ) !== -1 ){ v = v.split( __ ).join( _ ); };
 973                 v.charAt( 0 ) === _ && ( v = v.substr( 1 ) );
 974                 v.lastIndexOf( _ ) === 0 && ( v = v.substr( 0, v.length - 1 ) );
 975
 976                 if( this[ '_className' ] === v ) return this;
 977                 v ? ( this[ '_className' ] = v ) : delete this[ '_className' ];
 978         };
 979         this[ '_flags' ] |= X_NodeFlags_DIRTY_CLASSNAME;
 980         this[ '_flags' ] & X_NodeFlags_IN_TREE && X_Node_reserveUpdate();
 981         return this;
 982 };
 983
 984 /**
 985  * className の追加。
 986  * @alias Node.prototype.addClass
 987  * @param {string} className スペース区切りで複数のクラスを追加できる。
 988  * @return {Node} 自身。
 989  * @example node.addClass( 'myClass myClass_new' );
 990  */
 991 function X_Node_addClass( v ){
 992         var names  = v.split( ' ' ),
 993                 i      = names.length,
 994                 _class = this[ '_className' ],
 995                 name;
 996         v = '';
 997         for( ; i; ){
 998                 name = names[ --i ];
 999                 if( !name ) continue;
1000                 !this[ 'hasClass' ]( name ) && ( v += ( v ? ' ' : '' ) + name );
1001         };
1002         return v ? this[ 'className' ]( ( _class ? _class + ' ' : '' ) + v ) : this;
1003 };
1004
1005 /**
1006  * className の削除。
1007  * @alias Node.prototype.removeClass
1008  * @param {string} className スペース区切りで複数のクラスを削除できる。
1009  * @return {Node} 自身。
1010  * @example node.removeClass( 'myClass myClass_new' );
1011  */
1012 function X_Node_removeClass( v ){
1013         var _      = ' ',
1014                 _class = this[ '_className' ],
1015                 names  = v.split( _ ),
1016                 classNames, i, f, j;
1017
1018         if( !_class ) return this;
1019         for( classNames = _class.split( _ ), i = classNames.length; i; ){
1020                 _class = classNames[ --i ];
1021                 for( j = names.length; j; ){
1022                         if( _class === names[ --j ] ){
1023                                 classNames.splice( i, 1 );
1024                                 names.splice( j, 1 );
1025                                 f = true;
1026                                 break;
1027                         };
1028                 };
1029         };
1030         return f ? this[ 'className' ]( classNames.join( _ ) ) : this;
1031 };
1032
1033 /**
1034  * className の更新。
1035  * @alias Node.prototype.toggleClass
1036  * @param {string} className スペース区切りで複数のクラスを削除できる。
1037  * @param {boolean} [opt_toggle=] true はクラスの追加。false はクラスの削除。undefined はクラスのトグル。
1038  * @return {Node} 自身。
1039  * @example node.toggleClass( 'myClass myClass_new', !!n );
1040  */
1041 function X_Node_toggleClass( v, opt_toggle ){
1042         var names, i, name;
1043         if( opt_toggle !== undefined ){
1044                 return !opt_toggle ? this[ 'removeClass' ]( v ) : this[ 'addClass' ]( v );
1045         };
1046         names = v.split( ' ' );
1047         for( i = names.length; i; ){
1048                 name = names[ --i ];
1049                 this[ 'hasClass' ]( name ) ? this[ 'removeClass' ]( name ) : this[ 'addClass' ]( name );
1050         };
1051         return this;
1052 };
1053
1054 /**
1055  * className を持つか。
1056  * @alias Node.prototype.hasClass
1057  * @param {string} className スペース区切りで複数のクラスを削除できる。
1058  * @return {boolean}
1059  * @example node.hasClass( 'myClass myClass_new' );
1060  */
1061 function X_Node_hasClass( v ){
1062         var _ = ' ',
1063                 _class = this[ '_className' ],
1064                 i, name;
1065         if( _class === v ) return true;
1066         if( !_class ) return false;
1067
1068         _class = _ + _class + _;
1069         if( _class.indexOf( _ + v + _ ) !== -1 ) return true; // lucky hit
1070
1071         for( v = v.split( _ ), i = v.length; i; ){
1072                 name = v[ --i ];
1073                 if( name === '' ) continue;
1074                 if( _class.indexOf( _ + name + _ ) === -1 ) return false;
1075         };
1076         return true;
1077 };
1078
1079 /**
1080  * innerHTML 取得・設定。outerHTML が欲しい場合は、xnode.call('outerHTML') とできる。
1081  * @alias Node.prototype.html
1082  * @param {string} [html=] html文字列
1083  * @return {string|Node}
1084  * @example node.html( '<img>' );
1085  */
1086 function X_Node_html( html ){
1087         var _ = '', q = '"', xnodes, n, i, l;
1088         // setter
1089         if( html !== undefined ){ // String 以外に Number や false null なども許可
1090                 if( !this[ '_tag' ] ) return this[ 'text' ]( html );
1091                 return html ? this[ 'empty' ]()[ 'append' ].apply( this, X_HtmlParser_parse( html, true ) ) : this[ 'empty' ]();
1092         };
1093
1094         // getter
1095         if( !this[ '_tag' ] ){
1096                 return this[ '_text' ];
1097         };
1098
1099         this[ '_flags' ] & X_NodeFlags_OLD_CSSTEXT && X_Node_CSS_objToCssText( this );
1100
1101         html = !X_Node_outerXNode ? [] : [
1102                 '<', this[ '_tag' ],
1103                 this[ '_id' ] ? ' id="' + this[ '_id' ] + q : _,
1104                 this[ '_className' ] ? ' class="' + this[ '_className' ] + q : _,
1105                 this[ '_flags' ] & X_NodeFlags_OLD_ATTRTEXT ? X_Node_Attr_objToAttrText( this ) : this[ '_attrText' ],
1106                 this[ '_cssText' ] ? ' style="' + this[ '_cssText' ] + q : _,
1107         '>' ];
1108
1109         n = html.length;
1110         if( ( xnodes = this[ '_xnodes' ] ) && ( l = xnodes.length ) ){
1111                 if( !X_Node_outerXNode ) X_Node_outerXNode = this;
1112                 for( i = 0; i < l; ++i ){
1113                         html[ n ] = xnodes[ i ][ 'html' ]();
1114                         ++n;
1115                 };
1116                 if( X_Node_outerXNode === this ) X_Node_outerXNode = null;
1117         };
1118         !X_Node_outerXNode || X_Dom_DTD_EMPTY[ this[ '_tag' ] ] || ( html[ n ] = '<\/' + this[ '_tag' ] + '>' );
1119         return html.join( _ );
1120 };
1121
1122 /*
1123  * null が来たら '', 数値等が来たら文字列化
1124  */
1125 /**
1126  * textContent 取得・設定。null が来たら '', 数値等が来たら文字列化
1127  * @alias Node.prototype.text
1128  * @param {string} [text=]
1129  * @return {string|Node}
1130  * @example node.text( 'Hello, world!' );
1131  */
1132 function X_Node_text( text ){
1133         var xnodes, texts, i, l;
1134         // setter
1135         if( text !== undefined ){
1136                 if( text === null ) text = '';
1137                 text += '';
1138
1139                 if( !this[ '_tag' ] ){
1140                         if( this[ '_text' ] !== text ){
1141                                 text ? ( this[ '_text' ] = text ) : delete this[ '_text' ];
1142                                 this[ '_flags' ] |= X_NodeFlags_DIRTY_CONTENT;
1143                                 this[ '_flags' ] & X_NodeFlags_IN_TREE && X_Node_reserveUpdate();
1144                         };
1145                         return this;
1146                 };
1147                 if( ( xnodes = this[ '_xnodes' ] ) && xnodes.length === 1 && !xnodes[ 0 ][ '_tag' ] ){
1148                         xnodes[ 0 ][ 'text' ]( text );
1149                         return this;
1150                 };
1151                 // TODO 一つのtextnode を残すケース 完全に削除したい場合は empty()を使う
1152                 if( !text ) return this[ 'empty' ]();
1153                 this[ 'empty' ]()[ 'createText' ]( text );
1154                 return this;
1155         };
1156         // getter
1157         if( this[ '_tag' ] ){
1158                 if( ( xnodes = this[ '_xnodes' ] ) && ( l = xnodes.length ) ){
1159                         for( texts = [], i = 0; i < l; ++i ){
1160                                 texts[ i ] = xnodes[ i ][ 'text' ]();
1161                         };
1162                         return texts.join( '' );
1163                 };
1164                 return '';
1165         };
1166         return this[ '_text' ];
1167 };
1168
1169 /**
1170  * HTML要素に対して name の関数を実行しその戻り値を返す。関数に渡す引数も任意に設定できる。
1171  * @alias Node.prototype.call
1172  * @param {string} [name] 要素の関数名
1173  * @return {*}
1174  * @example node.call( 'focus' );
1175  */
1176 function X_Node_call( name /*, opt_args... */ ){
1177         var args = arguments,
1178                 l    = args.length - 1,
1179                 v, raw, parent, body,
1180                 childX, childY, childW, childH,
1181                 parentW, parentH,
1182                 parentSX, parentSY, parentSW, parentSH,
1183                 visibleX, visibleY, visibleW, visibleH,
1184                 visiblePartX, visiblePartY, func, args, params, i;
1185
1186         switch( name ){
1187                 case 'isSVG' :
1188                         return !!( this[ '_flags' ] & X_NodeFlags_IS_SVG );
1189                 case 'isVML' :
1190                         return !!( this[ '_flags' ] & X_NodeFlags_IS_VML );
1191                 case 'nodeType' :
1192                         return this[ '_tag' ] ? 1 : 3;
1193                 case 'outerHTML' :
1194                         X_Node_outerXNode = X_Node_body; // == true ならなんでもよい。型を合わすために xbody にしている
1195                         v = this[ 'html' ]();
1196                         X_Node_outerXNode = null;
1197                         return v;
1198                 case 'treeIsDirty' :
1199                         return !!X_Node_updateTimerID;
1200                 case 'fontSize' :
1201                         return X_Node_CSS_getCharSize( this );
1202                 case 'inGPU' :
1203                         return !!( this[ '_flags' ] & ( X_NodeFlags_GPU_NOW | X_NodeFlags_GPU_RELEASE_RESERVED ) );
1204         };
1205
1206         X_Node_updateTimerID && X_Node_startUpdate();
1207
1208         raw  = this[ '_rawObject' ] || X_UA_DOM.IE4 && X_Node__ie4getRawNode( this );
1209
1210         if( !raw ) return;
1211
1212         if( name === 'scrollTo' ){
1213                 raw.scrollLeft = args[ 1 ] || 0;
1214                 raw.scrollTop  = args[ 2 ] || 0;
1215                 return;
1216         };
1217
1218         if( name === 'inView' ){
1219                 body   = document.body;
1220                 child  = raw;
1221                 visibleX = visibleY = visibleW = visibleH = 0;
1222                 while( child !== body ){
1223                         parent   = child.parentNode || child.parentElement;
1224                         parentH  = parent.clientHeight;
1225                         parentW  = parent.clientWidth;
1226                         parentSW = parent.scrollHeight;
1227                         parentSH = parent.scrollWidth;
1228                         // 親がスクロール領域を持つ
1229                         if( parentH < parentSH || parentW < parentSW ){
1230                                 childX   = child.offsetLeft + visibleX;
1231                                 childY   = child.offsetTop  + visibleY;
1232                                 childW   = visibleW || child.offsetWidth;
1233                                 childH   = visibleH || child.offsetHeight;
1234                                 parentSX = parent.scrollLeft;
1235                                 parentSY = parent.scrollTop;
1236                                 // 子が表示領域内
1237                                 if( parentSY < childY   + childH &&
1238                             childY   < parentSY + parentH &&
1239                             parentSX < childX   + childW  &&
1240                             childX   < parentSX + parentW ){
1241
1242                             // right:子の左側が見えている left:子の左側が見えている both:完全に見えている
1243                                         visiblePartX =
1244                                                 childX < parentSX ? 'right' :
1245                                                 ( parentSX + parentW ) < ( childX + childW ) ? 'left' : 'both';
1246                                         visiblePartY =
1247                                                 childY < parentSY ? 'bottom' :
1248                                                 ( parentSY + parentH ) < ( childY + childH ) ? 'top' : 'both';
1249
1250                                         // 子が見える領域
1251                                         visibleX = visiblePartX === 'right'  ? 0 : childX - parentSX;
1252                                         visibleY = visiblePartX === 'bottom' ? 0 : childY - parentSY;
1253                                         visibleW =
1254                                                 visiblePartX === 'both'   ? childW :
1255                                                 visiblePartX === 'right'  ? ( parentSX + parentW - childX ) : ( childX + childW - parentSX );
1256                                         visibleH =
1257                                                 visiblePartY === 'both'   ? childH :
1258                                                 visiblePartY === 'bottom' ? ( parentSY + parentH - childY ) : ( childY + childH - parentSY );
1259                     } else {
1260                         return { 'isInView' : false };
1261                     };
1262                         };
1263                         child = parent;
1264                 };
1265                 return { 'isInView' : true };
1266         };
1267
1268         func = raw[ name ];
1269         if( X_Type_isFunction( func ) ){
1270                 if( l ){
1271                         args = X_Array_copy( args );
1272                         args.shift();
1273                         return func.apply( raw, args );
1274                 };
1275                 return raw[ name ]();
1276         } else
1277         if( X_UA[ 'IE' ] < 9 && ( X_Type_isUnknown( func ) || X_Type_isObject( func ) ) ){
1278                 // typeof func === unknown に対策
1279                 // http://la.ma.la/blog/diary_200509031529.htm
1280                 if( l ){
1281                         args = X_Array_copy( args );
1282                         args.shift();
1283
1284                 params = [];
1285                 for( i = 0; i < l; ++i ){
1286                         params[ i ] = '_' + i;
1287                 };
1288                 params = params.join( ',' );
1289                 return Function(
1290                         params,
1291                     [ 'return this.', name, '(', params, ')' ].join( '' )
1292                 ).apply( raw, args );
1293                 };
1294                 return raw[ name ]();
1295         };
1296 };
1297
1298 /*
1299  * xnode を this として関数を実行する。 NodeList.each と動作を合わせてあるため関数の戻り値は破棄される。
1300  * 関数に渡す引数も任意に設定できる。
1301  */
1302 function X_Node_each( func /*, opt_args */ ){
1303         var args;
1304         if( 1 < arguments.length ){
1305                 args = X_Array_copy( arguments );
1306                 args[ 0 ] = 0;
1307                 func.apply( this, args );
1308         } else {
1309                 func.call( this, 0 );
1310         };
1311         return this;
1312 };
1313
1314
1315 /* --------------------------------------
1316  *  Async commit update
1317  *
1318  * TODO Timer や DOM イベントの呼び出しの最後に、まだ一度も commitUpdate していないなら commitUpdate してしまう。
1319  */
1320
1321 function X_Node_reserveUpdate(){
1322         if( !X_Node_updateTimerID ) X_Node_updateTimerID = X_Timer_requestFrame( X_Node_startUpdate );
1323 };
1324
1325 var X_Node_updateReservedByReleaseGPU = false;
1326
1327 function X_Node_startUpdate( time ){
1328         var removal, i, xnodeOrElm;
1329
1330         if( !X_Node_updateTimerID || X_ViewPort_readyState < X_EVENT_INIT ){
1331                 return;
1332         };
1333
1334         X_Timer_cancelFrame( X_Node_updateTimerID );
1335         X_Node_updateTimerID = 0;
1336
1337         if( time ){
1338                 // X.Timer 経由でないと発火しない このイベントでサイズを取ると無限ループに
1339                 X_System[ '_listeners' ] && X_System[ '_listeners' ][ X_EVENT_BEFORE_UPDATE ] && X_System[ 'dispatch' ]( X_EVENT_BEFORE_UPDATE );
1340         };
1341
1342         removal = X_Node_reserveRemoval;
1343
1344         if( i = removal.length ){
1345                 for( ; i; ){
1346                         xnodeOrElm = removal[ --i ];
1347                         // TODO GPU レイヤーの子の場合、remove をスキップする。 非GPU レイヤーへ apppend される場合、clone する?
1348                         if( !xnodeOrElm[ 'instanceOf' ] ){
1349                                 if( X_UA_DOM.IE4 ){
1350                                         xnodeOrElm.removeAttribute( 'id' ); // ?
1351                                         xnodeOrElm.outerHTML = ''; // xnodeOrElm.remove() ?
1352                                 } else {
1353                                         if( !X_UA[ 'MacIE' ] ){
1354                                                 // elm.parentNode.tagName for ie7
1355                                                 xnodeOrElm.parentNode && xnodeOrElm.parentNode.tagName && xnodeOrElm.parentNode.removeChild( xnodeOrElm );
1356                                         } else {
1357                                                 xnodeOrElm.parentNode && xnodeOrElm.parentNode.tagName && X_TEMP._fixed_remove( xnodeOrElm, that );
1358                                         };
1359                                 };
1360                         } else {
1361                                 X_Node__actualRemove( xnodeOrElm );
1362                         };
1363                 };
1364                 removal.length = 0;
1365         };
1366
1367         if( X_Node_html[ '_flags' ] & X_Node_BitMask_IS_DIRTY ){
1368                 X_Node__commitUpdate( X_Node_html, X_Node_html[ '_rawObject' ].parentNode, null, X_Node_html[ '_flags' ] );
1369         } else {
1370                 X_Node__commitUpdate( X_Node_head, X_Node_head[ '_rawObject' ].parentNode, null, X_Node_head[ '_flags' ] );
1371                 X_Node__commitUpdate( X_Node_body, X_Node_body[ '_rawObject' ].parentNode, null, X_Node_body[ '_flags' ] );
1372         };
1373
1374         if( X_Node_updateReservedByReleaseGPU ){
1375                 X_Node_reserveUpdate();
1376                 X_Node_updateReservedByReleaseGPU = false;
1377         };
1378
1379         if( time ){
1380                 // X.Timer 経由でないと発火しない このイベントでサイズを取ると無限ループに
1381                 X_System[ '_listeners' ] && X_System[ '_listeners' ][ X_EVENT_UPDATED ] && X_System[ 'dispatch' ]( X_EVENT_UPDATED );
1382         } else {
1383                 X_System[ '_listeners' ] && X_System[ '_listeners' ][ X_EVENT_UPDATED ] && X_System[ 'asyncDispatch' ]( X_EVENT_UPDATED );
1384         };
1385
1386         X_ViewPort[ '_listeners' ] && X_ViewPort[ '_listeners' ][ X_EVENT_AFTER_UPDATE ] && X_ViewPort[ 'asyncDispatch' ]( X_EVENT_AFTER_UPDATE );
1387 };
1388
1389 /*
1390  * 1. GPU_NOW の場合、子の変更は行わない
1391  * 2. GPU解放予約 の場合//、この要素のみ変更を行う。rAF　後にさらに更新するためフラグを立てる。
1392  * 3. GPU予約 -> GPU
1393  * 4. style="display:none" の場合、これ以下の変更を行わない。
1394  * 5. ie5 非表示フラグが立っていて、親と自身の class・id によって非表示になっていて、親と自身に変更がない。accumulatedFlags を使用。
1395  *     -> TODO これ TREE の変更を検出できない。 remove したときに 子まで X_NodeFlags_IE5_DISPLAY_NONE_FIXを落とす。
1396  * 6. 要素の生成
1397  * 7. 要素の位置のズレを補正
1398  * 8. 更新の適用
1399  * 9. ie5 親及び自身へのクラス・id指定で display:none になるケースがありそれを検出。
1400  *   このままでは、生成と破棄が繰り返されてしまうので親と自身のクラス・idが変わった場合、ツリー位置の変化があった場合に再生する。
1401  */
1402 var X_Node__commitUpdate =
1403         X_UA_DOM.W3C ?
1404                 ( function( that, parentElement, nextElement, accumulatedFlags ){
1405                         var elm = that[ '_rawObject' ],
1406                                 created, xnodes, l, next;
1407
1408                         // 1. GPU 一切の更新をスキップ
1409                         if( that[ '_flags' ] & X_NodeFlags_GPU_NOW ){
1410                                 console.log( '更新のskip ' + !!( that[ '_flags' ] & X_Node_BitMask_IS_DIRTY ) );
1411                                 that[ '_flags' ] & X_Node_BitMask_IS_DIRTY && X_Node__updateRawNode( that, elm );
1412                                 return elm;
1413                         };
1414
1415                         // 2. GPU解放予約
1416                         if( that[ '_flags' ] & X_NodeFlags_GPU_RELEASE_RESERVED ){
1417                                 // console.log( 'GPU 解放 ' );
1418                                 //X_Node_updateReservedByReleaseGPU = true;
1419                                 //X_Node__updateRawNode( that, elm );
1420                                 that[ '_flags' ] &= X_Node_BitMask_RESET_GPU;
1421                                 //return elm;// TODO もしかしたらこのタイミングで更新できるかも。
1422                         };
1423
1424                         // 3. GPU予約 -> GPU
1425                         if( that[ '_flags' ] & X_NodeFlags_GPU_RESERVED ){
1426                                 that[ '_flags' ] &= X_Node_BitMask_RESET_GPU;
1427                                 that[ '_flags' ] |= X_NodeFlags_GPU_NOW;
1428                         };
1429
1430                         // 4. style="display:none" の場合
1431                         if( that[ '_flags' ] & X_NodeFlags_STYLE_IS_DISPLAY_NONE ){
1432                                 if( X_Node_displayNoneFixForIE5 ){
1433                                         // filter の効いている要素を含む要素は display:none が無視される。
1434                                         // filter = '' で削除はできるが、再表示時に filter が消える。 -> filter な要素を削除してしまう。
1435                                         if( elm && elm.parentNode ){
1436                                                 X_Node__actualRemove( that );
1437                                         };
1438                                         return nextElement;
1439                                 };
1440                                 elm && ( elm.style.display = 'none' );
1441                                 return ( elm && elm.nextSibling === nextElement ) ? elm : nextElement;
1442                         };
1443
1444                         // 5. ie5 非表示fixフラグ
1445                         accumulatedFlags |= that[ '_flags' ];
1446
1447                         if( that[ '_flags' ] & X_NodeFlags_IE5_DISPLAY_NONE_FIX ){
1448                                 if( accumulatedFlags & ( X_NodeFlags_DIRTY_POSITION | X_NodeFlags_DIRTY_ID | X_NodeFlags_DIRTY_CLASSNAME ) === 0 ){
1449                                         return nextElement;
1450                                 };
1451                         };
1452
1453                         // 6. 要素の生成
1454                         if( !elm ){
1455                                 if( !that[ '_tag' ] ){
1456                                         that[ '_flags' ] &= X_Node_BitMask_RESET_DIRTY;
1457                                         that[ '_rawObject' ] = elm = document.createTextNode( X_String_chrReferanceTo( that[ '_text' ] ) );
1458                                         if( !X_UA[ 'IE' ] ){
1459                                                 elm[ 'UID' ] = that[ '_uid' ];
1460                                         };
1461                                 } else
1462                                 if( X_Node_strictElmCreation ){
1463                                         that[ '_flags' ] & X_NodeFlags_OLD_CSSTEXT && X_Node_CSS_objToCssText( that, true ); // OLD_CSSTEXT ??
1464
1465                                         that[ '_rawObject' ] = elm =
1466                                                 document.createElement( [
1467                                                         '<', that[ '_tag' ],
1468                                                                 ' UID="', that[ '_uid' ], '"',
1469                                                                 that[ '_id' ] ? ' id="' + that[ '_id' ] + '"' : '',
1470                                                                 that[ '_className' ] ? ' class="' + that[ '_className' ] + '"' : '',
1471                                                                 X_Node_Attr_objToAttrText( that, true ),
1472                                                                 that[ '_cssText' ] ? ' style="' + that[ '_cssText' ] + '"' : '',
1473                                                         '>' ].join( '' ) );
1474                                 } else {
1475                                         if( that[ '_flags' ] & X_NodeFlags_IS_SVG ){
1476                                                 that[ '_rawObject' ] = elm = document.createElementNS( 'http://www.w3.org/2000/svg', that[ '_tag' ].toLowerCase() );
1477                                         } else {
1478                                                 that[ '_rawObject' ] = elm = document.createElement( that[ '_tag' ] );
1479                                         };
1480                                 };
1481
1482                                 // IE には要素追加のタイミングで起こるメモリリークがありここで追加
1483                                 if( !X_Node_addTreeAfterChildren ){
1484                                         nextElement ?
1485                                                 parentElement.insertBefore( elm, nextElement ) :
1486                                                 parentElement.appendChild( elm );
1487                                 };
1488
1489                                 if( that[ '_tag' ] ){
1490                                         X_EventDispatcher_toggleAllEvents( that, true );// イベントの復帰
1491                                         that[ '_flags' ] |= X_NodeFlags_ACTUAL_LISTENING;
1492
1493                                         if( X_Node_documentFragment ){
1494                                                 //( frg = X_Node_documentFragment ).appendChild( elm );
1495                                                 // 連続する要素の差し替えの場合に有効
1496                                         };
1497
1498                                         if( X_Node_strictElmCreation ){
1499                                                 that[ '_flags' ] &= X_Node_BitMask_RESET_DIRTY;
1500                                                 // ie の string から要素を作る場合、ネットワーク系属性は onload イベントなどを拾うために、要素生成->イベント復帰後に適用する
1501                                                 that[ '_newAttrs' ] && ( that[ '_flags' ] |= X_NodeFlags_DIRTY_ATTR ); // _newAttrs には ネットワーク系属性が入っている。Network 系の属性は遅らせて設定
1502                                                 that[ '_flags' ] |= X_NodeFlags_DIRTY_IE_FILTER;// doc 追加後に filter を指定しないと有効にならない。
1503                                         } else {
1504                                                 elm[ 'UID' ] = that[ '_uid' ];
1505                                                 that[ '_newAttrs' ] = that[ '_attrs' ];
1506                                                 that[ '_flags' ] &= X_Node_BitMask_RESET_DIRTY;
1507                                                 that[ '_flags' ] |= X_NodeFlags_DIRTY_ID | X_NodeFlags_DIRTY_CLASSNAME | X_NodeFlags_DIRTY_ATTR | X_NodeFlags_DIRTY_CSS | X_NodeFlags_DIRTY_IE_FILTER;
1508
1509                                                 // http://outcloud.blogspot.jp/2010/09/iframe.html
1510                                                 // この問題は firefox3.6 で確認
1511                                                 if( X_UA[ 'Gecko' ] ){
1512                                                         if( that[ '_tag' ] === 'IFRAME' && ( !that[ '_attrs' ] || !that[ '_attrs' ][ 'src' ] ) ){
1513                                                                 //elm.contentWindow.location.replace = elm.src = 'about:blank';
1514                                                                 that[ 'attr' ]( 'src', 'about:blank' );
1515                                                         };
1516                                                 };
1517                                         };
1518                                 };
1519
1520                                 created = true;
1521                         } else
1522                         // 7. 要素の位置のズレを補正
1523                         if( elm.parentNode !== parentElement || ( nextElement && elm.nextSibling !== nextElement ) ){
1524                                 nextElement ?
1525                                         parentElement.insertBefore( elm, nextElement ) :
1526                                         parentElement.appendChild( elm );
1527                         };
1528
1529                         if( that[ '_listeners' ] && ( that[ '_flags' ] & X_NodeFlags_ACTUAL_LISTENING ) === 0 ){
1530                                 X_EventDispatcher_toggleAllEvents( that, true );// イベントの退避
1531                                 that[ '_flags' ] |= X_NodeFlags_ACTUAL_LISTENING;
1532                         };
1533
1534                         // 8. 更新の適用
1535                         if( accumulatedFlags & X_Node_BitMask_IS_DIRTY ){
1536                                 delete that[ '_fontSize' ];
1537                                 X_Node__updateRawNode( that, elm );
1538                         };
1539
1540                         // 9. ie5 only
1541                         // 親及び自身へのクラス・id指定で display : none になるケースがありそれを検出
1542                         // 生成と破棄が繰り返されてしまう、親と自身の id, class が変わった場合だけ再生成。 accumulatedFlags & ( ID | CLASSNAME )
1543                         // currentStyle を観ていたときはエラーで停止する、alert と挟むと正常に動いて支離滅裂
1544                         if( X_Node_displayNoneFixForIE5 && that[ '_tag' ] ){
1545                                 if( elm.runtimeStyle.display === 'none' ){
1546                                         X_Node__actualRemove( that );
1547                                         that[ '_flags' ] |= X_NodeFlags_IE5_DISPLAY_NONE_FIX;
1548                                         return nextElement;
1549                                 } else {
1550                                         that[ '_flags' ] &= ~X_NodeFlags_IE5_DISPLAY_NONE_FIX;
1551                                 };
1552                         };
1553
1554                         // 10. 子要素の更新。
1555                         if( ( xnodes = that[ '_xnodes' ] ) && ( l = xnodes.length ) ) {
1556                                 for( ; l; ){
1557                                         next = X_Node__commitUpdate( xnodes[ --l ], elm, next, accumulatedFlags );
1558                                 };
1559                         };
1560
1561                         if( created && X_Node_addTreeAfterChildren ){
1562                                 nextElement ?
1563                                         parentElement.insertBefore( elm, nextElement ) :
1564                                         parentElement.appendChild( elm );
1565
1566                                 if( X_UA[ 'Gecko' ] && that[ '_tag' ] === 'IFRAME' && elm.contentWindow ){
1567                                         // tree に追加されるまで contentWindow は存在しない。
1568                                         elm.contentWindow.location.replace = elm.src;
1569                                 };
1570                         };
1571
1572                         return elm;
1573                 }) :
1574         X_UA_DOM.IE4 ?
1575                 ( function( that, parentElement, prevElement, accumulatedFlags ){
1576                         var elm = that[ '_rawObject' ] || X_Node__ie4getRawNode( that ),
1577                                 xnodes, l, i, dirty, mix, html, text, prev;
1578
1579                         if( !that[ '_tag' ] ){
1580                                 that[ '_flags' ] & X_NodeFlags_DIRTY_CONTENT && X_Node__updateRawNode( that, elm );
1581                                 return elm;
1582                         };
1583
1584                         // 4. style="display:none" の場合
1585                         if( that[ '_flags' ] & X_NodeFlags_STYLE_IS_DISPLAY_NONE ){
1586                                 if( elm ){
1587                                         elm.style.display = 'none';
1588                                         if( elm.style.display !== 'none' ){ // ie4 の style は currentStyle 相当らしい、、、? div 以外への display:none が効かないので remove する。
1589                                                 X_Node__actualRemove( that );
1590                                                 return prevElement;
1591                                         };
1592                                 };
1593                                 return elm || prevElement;
1594                         };
1595
1596                         if( !elm ){
1597                                 prevElement ?
1598                                         prevElement.insertAdjacentHTML( 'AfterEnd', X_Node__actualCreate( that, false ) ) :
1599                                         parentElement.insertAdjacentHTML( 'AfterBegin', X_Node__actualCreate( that, false ) );
1600                                 X_Node__afterActualCreate( that );
1601                                 return that[ '_rawObject' ] || X_Node__ie4getRawNode( that );
1602                         };
1603
1604                         accumulatedFlags |= that[ '_flags' ];
1605
1606                         xnodes = that[ '_xnodes' ];
1607                         l      = xnodes ? xnodes.length : 0;
1608                         dirty  = !!( that[ '_flags' ] & X_NodeFlags_IE4_DIRTY_CHILDREN );
1609
1610                         /*
1611                          * HTML の下に TextNode だけ 。MIX_FIXED　でない場合、削除、追加 を親に通知
1612                          * HTML の下に HTML だけ
1613                          * HTML の下は MIX -> TextNode, html の削除、変更、追加
1614                          * HTML の下は MIX_FIXED -> TextNode を <font> に置き換えてあるのでW3C DON 的に触ることができる
1615                          */
1616                         if( dirty ){
1617                                 that[ '_flags' ] &= ~X_NodeFlags_IE4_DIRTY_CHILDREN;
1618                                 for( i = 0; i < l; ++i ){
1619                                         if( xnodes[ i ][ '_tag' ] ){
1620                                                 that[ '_flags' ] |= X_NodeFlags_IE4_HAS_ELEMENT;
1621                                         } else {
1622                                                 that[ '_flags' ] |= X_NodeFlags_IE4_HAS_TEXTNODE;
1623                                         };
1624                                         if( that[ '_flags' ] & X_Node_BitMask_IE4_IS_MIX === X_Node_BitMask_IE4_IS_MIX ){
1625                                                 mix = true;
1626                                                 break;
1627                                         };
1628                                 };
1629                         };
1630
1631                         if( that[ '_flags' ] & X_NodeFlags_IE4_FIXED || that[ '_flags' ] & X_Node_BitMask_IE4_IS_MIX === X_NodeFlags_IE4_HAS_ELEMENT ){
1632                                 for( i = 0; i < l; ++i ){
1633                                         prev = X_Node__commitUpdate( xnodes[ i ], elm, prev, accumulatedFlags );
1634                                 };
1635                         } else
1636                         if( mix ){
1637                                 html = [];
1638                                 for( i = 0; i < l; ++i ){
1639                                         html[ i ] = X_Node__actualCreate( xnodes[ i ], false );
1640                                 };
1641                                 elm.innerHTML = html.join( '' );
1642                                 for( i = 0; i < l; ++i ){
1643                                         X_Node__afterActualCreate( xnodes[ i ] );
1644                                 };
1645                                 that[ '_flags' ] |= X_NodeFlags_IE4_FIXED;
1646                         } else
1647                         if( that[ '_flags' ] & X_NodeFlags_IE4_HAS_TEXTNODE ){
1648                                 dirty = dirty || false;
1649                                 for( i = 0; i < l; ++i ){
1650                                         text = xnodes[ i ];
1651                                         if( text[ '_flags' ] & X_Node_BitMask_IS_DIRTY ){
1652                                                 text[ '_flags' ] &= X_Node_BitMask_RESET_DIRTY;
1653                                                 dirty = true;
1654                                         };
1655                                 };
1656                                 if( dirty ) elm.innerHTML = that[ 'text' ]();
1657                         };
1658
1659                         if( accumulatedFlags & X_Node_BitMask_IS_DIRTY ) delete that[ '_fontSize' ];
1660
1661                         that[ '_flags' ] &= ~X_NodeFlags_DIRTY_POSITION;
1662                         that[ '_flags' ] & X_Node_BitMask_IS_DIRTY && X_Node__updateRawNode( that, elm );
1663                         return elm;
1664                 }) :
1665                 (function(){});
1666
1667 /*
1668  * GPU レイヤーするブラウザは、子要素から変更を当てていく? <- とりあえず、親要素から。
1669  */
1670 var X_Node__updateRawNode =
1671         X_UA_DOM.W3C ?
1672                 ( function( that, elm ){
1673                         var attrs, rename, k, v;
1674
1675                         // textNode
1676                         if( !that[ '_tag' ] ){
1677                                 elm.data = X_String_chrReferanceTo( that[ '_text' ] );
1678                                 that[ '_flags' ] &= X_Node_BitMask_RESET_DIRTY;
1679                                 return;
1680                         };
1681                         // id
1682                         if( that[ '_flags' ] & X_NodeFlags_DIRTY_ID ){
1683                                 that[ '_id' ] ?
1684                                         ( ( that[ '_flags' ] & X_NodeFlags_IS_SVG ) ?
1685                                                 elm.setAttribute( 'id', that[ '_id' ] ) :
1686                                                 ( elm.id = that[ '_id' ] )
1687                                         ) :
1688                                         ( elm.id && elm.removeAttribute( 'id' ) );
1689                         };
1690                         // className
1691                         if( that[ '_flags' ] & X_NodeFlags_DIRTY_CLASSNAME ){
1692                                 that[ '_className' ] ?
1693                                         ( ( that[ '_flags' ] & X_NodeFlags_IS_SVG ) ?
1694                                                 elm.setAttribute( 'class', that[ '_className' ] ) :
1695                                                 ( elm.className = that[ '_className' ] )
1696                                         ) :
1697                                         ( elm.className && elm.removeAttribute( X_UA[ 'IE' ] < 8 ? 'className' : 'class' ) ); // className は ie7-
1698                         };
1699
1700                         // attr
1701                         if( that[ '_flags' ] & X_NodeFlags_DIRTY_ATTR && ( attrs = that[ '_newAttrs' ] || that[ '_attrs' ] ) ){
1702                                 rename = X_Node_Attr_renameForDOM;
1703
1704                                 for( k in attrs ){
1705                                         v = attrs[ k ];
1706
1707                                         switch( that[ '_tag' ] + k ){
1708                                                 case 'TEXTAREAvalue' :
1709                                                         // IETester 5.5 ではエラーが出なかった．MultipulIE5.5 ではエラーが出たので
1710                                                         // MultipleIE6 でもここを通す。X_UA[ 'ieExeComError' ] の場合 MultipleIE6
1711                                                         if( ( !X_UA[ 'MacIE' ] && X_UA[ 'IE5x' ] ) || ( X_UA[ 'ieExeComError' ] && X_UA[ 'IE6' ] ) ){
1712                                                                 elm.firstChild ?
1713                                                                         ( elm.firstChild.data = v || '' ) :
1714                                                                         elm.appendChild( document.createTextNode( v || '' ) );
1715                                                                 continue;
1716                                                         };
1717                                                         break;
1718
1719                                                 case 'IFRAMEsrc' :
1720                                                         // http://outcloud.blogspot.jp/2010/09/iframe.html
1721                                                         // この問題は firefox3.6 で確認
1722                                                         if( X_UA[ 'Gecko' ] && elm.contentWindow ){
1723                                                                 elm.contentWindow.location.replace = elm.src = v || '';
1724                                                                 continue;
1725                                                         };
1726                                                         break;
1727
1728                                                 case 'IFRAMEname' :
1729                                                         // http://d.hatena.ne.jp/NeoCat/20080921/1221940658
1730                                                         // こちらに名前をsetしないとtargetが動作しない
1731                                                         // これってあとから name を変更できないバグでは? itozyun
1732                                                         // if( X_UA[ 'IE' ] ) elm.name = elm.contentWindow.name = v || '';
1733                                         };
1734
1735                                         //if( X_EMPTY_OBJECT[ k ] ) continue;
1736                                         // TODO IE では input, なぜか button, object も type, name の変更が出来ない、同値で置き換えようとしても不可
1737                                         v === undefined ?
1738                                                 elm.removeAttribute( rename[ k ] || k ) :
1739                                         ( ( that[ '_flags' ] & X_NodeFlags_IS_SVG ) ?
1740                                                 elm.setAttribute( k, v ) :
1741                                                 ( elm[ rename[ k ] || k ] = X_Node_Attr_noValue[ k ] ? k : v )
1742                                         );
1743                                 };
1744                                 delete that[ '_newAttrs' ];
1745                         };
1746
1747                         // style
1748                         if( that[ '_flags' ] & X_NodeFlags_DIRTY_CSS ){
1749                                 if( that[ '_flags' ] & X_NodeFlags_OLD_CSSTEXT ? X_Node_CSS_objToCssText( that ) : that[ '_cssText' ] ){
1750                                         X_UA[ 'Opera78' ] || X_UA[ 'NN6' ] ?
1751                                                 elm.setAttribute( 'style', that[ '_cssText' ] ) : // opera8用
1752                                                 ( elm.style.cssText = that[ '_cssText' ] );
1753                                 } else {
1754                                         elm.style.cssText = ''; // IE5.5以下 Safari3.2 で必要
1755                                         elm.removeAttribute( 'style' );
1756                                 };
1757                         } else
1758                         if( that[ '_flags' ] & X_NodeFlags_DIRTY_IE_FILTER ){
1759                                 v = X_Node_CSS_objToIEFilterText( that );
1760                                 if( v ){
1761                                         elm.style.filter = v;
1762                                         that[ '_flags' ] |= X_NodeFlags_IE_FILTER_NOW;
1763                                 } else {
1764                                         elm.style.removeAttribute( 'filter' );
1765                                         that[ '_flags' ] &= ~X_NodeFlags_IE_FILTER_NOW;
1766                                 };
1767                         };
1768
1769                         that[ '_flags' ] &= X_Node_BitMask_RESET_DIRTY;
1770                 }) :
1771         X_UA_DOM.IE4 ?
1772                 ( function( that, elm ){
1773                         var attrs, rename, k, v;
1774
1775                         // fake textNode
1776                         if( !that[ '_tag' ] ){
1777                                 elm.innerText = that[ '_text' ];
1778                                 that[ '_flags' ] &= X_Node_BitMask_RESET_DIRTY;
1779                                 return;
1780                         };
1781
1782                 /*
1783                  * http://www.tohoho-web.com/js/element.htm
1784                  * title、className、id、lang、language には setAttribute でなく、element.id で直接読み書きできる
1785                  */
1786                         // id
1787                         if( that[ '_flags' ] & X_NodeFlags_DIRTY_ID ) elm.setAttribute( 'id', that[ '_id' ] || ( 'ie4uid' + that[ '_uid' ] ) );
1788
1789                         // className
1790                         if( that[ '_flags' ] & X_NodeFlags_DIRTY_CLASSNAME ){
1791                                 that[ '_className' ] ? ( elm.className = that[ '_className' ] ) : elm.removeAttribute( 'class' );
1792                         };
1793                         // style
1794                         if( that[ '_flags' ] & X_NodeFlags_DIRTY_CSS ){
1795                                 if( that[ '_flags' ] & X_NodeFlags_OLD_CSSTEXT ? X_Node_CSS_objToCssText( that ) : that[ '_cssText' ] ){
1796                                         elm.style.cssText = that[ '_cssText' ];
1797                                 } else {
1798                                         elm.style.cssText = '';
1799                                         elm.removeAttribute( 'style' );
1800                                 };
1801                         } else
1802                         if( that[ '_flags' ] & X_NodeFlags_DIRTY_IE_FILTER ){
1803                                 v = X_Node_CSS_objToIEFilterText( that );
1804                                 if( v ){
1805                                         elm.style.filter = v;
1806                                         that[ '_flags' ] |= X_NodeFlags_IE_FILTER_NOW;
1807                                 } else {
1808                                         elm.style.removeAttribute( 'filter' );
1809                                         that[ '_flags' ] &= ~X_NodeFlags_IE_FILTER_NOW;
1810                                 };
1811                         };
1812
1813                         // attr
1814                         if( that[ '_flags' ] & X_NodeFlags_DIRTY_ATTR && ( attrs = that[ '_newAttrs' ] || that[ '_attrs' ] ) ){
1815                                 rename = X_Node_Attr_renameForDOM;
1816                                 for( k in attrs ){
1817                                         //if( X_EMPTY_OBJECT[ k ] ) continue;
1818                                         ( v = attrs[ k ] ) === undefined ?
1819                                                 elm.removeAttribute( rename[ k ] || k ) :
1820                                                 elm.setAttribute( rename[ k ] || k, X_Node_Attr_noValue[ k ] ? k : v );
1821                                 };
1822                                 delete that[ '_newAttrs' ];
1823                         };
1824
1825                         that[ '_flags' ] &= X_Node_BitMask_RESET_DIRTY;
1826                 }) :
1827                 (function(){});
1828
1829 /* --------------------------------------
1830  *  Create
1831  *
1832  * http://d.hatena.ne.jp/uupaa/20080718/1216362040
1833  * DOM Rangeが使える環境(Firefox2+,Opera9+,Safari3+)なら、innerHTMLいらずで、ガーって書けます。
1834  * return document.createRange().createContextualFragment("<div><select><option></option></select></div>");
1835  * insertAdjacentHTML
1836  *
1837  * ie7 以下では iframe の frameborder や、input name は、createElement 後に setAttribute しても無視される
1838  *
1839  * fragument がある場合 children も足して
1840  * Mozilla: 1.0+, IE: 5.5+, Netscape: 2.0+, Safari: 1.0+, Opera: 7.0+
1841  * ie6 大丈夫?fragment の場合リークしないか？チェックが必要
1842  * http://msdn.microsoft.com/ja-jp/library/bb250448%28v=vs.85%29.aspx
1843  *
1844  * document.createElement of ie4 is only for OPTION & IMAGE.
1845  */
1846 var X_Node__actualCreate =
1847         X_UA_DOM.IE4 && (function( that, isChild ){
1848                 var uid = that[ '_uid' ],
1849                         html, xnodes, n, i, l;
1850
1851                 if( !that[ '_tag' ] ){
1852                         html = [ '<FONT id=ie4uid', uid, ' UID="', uid, '">', that[ '_text' ], '</FONT>' ];// fake textNode
1853                         delete that[ '_rawObject' ];
1854                 } else {
1855                         if( !isChild ) X_Node__actualRemove( that, /* true */ false );
1856
1857                         that[ '_flags' ] & X_NodeFlags_OLD_CSSTEXT && X_Node_CSS_objToCssText( that, true );
1858
1859                         html = [
1860                                 '<', that[ '_tag' ], ' id=', ( that[ '_id' ] || ( 'ie4uid' + uid ) ), ' UID="', uid, '"',
1861                                 that[ '_className' ] ? ' class="' + that[ '_className' ] + '"' : '',
1862                                 X_Node_Attr_objToAttrText( that, true ),
1863                                 that[ '_cssText' ] ? ' style="' + that[ '_cssText' ] + '"' : '',
1864                         '>' ];
1865
1866                         n = html.length;
1867                         if( ( xnodes = that[ '_xnodes' ] ) && ( l = xnodes.length ) ){
1868
1869                                 that[ '_flags' ] &= ~X_NodeFlags_IE4_DIRTY_CHILDREN;
1870                                 for( i = 0; i < l; ++i ){
1871                                         if( xnodes[ i ][ '_tag' ] ){
1872                                                 that[ '_flags' ] |= X_NodeFlags_IE4_HAS_ELEMENT;
1873                                         } else {
1874                                                 that[ '_flags' ] |= X_NodeFlags_IE4_HAS_TEXTNODE;
1875                                         };
1876                                         if( that[ '_flags' ] & X_Node_BitMask_IE4_IS_MIX === X_Node_BitMask_IE4_IS_MIX ){
1877                                                 break;
1878                                         };
1879                                 };
1880
1881                                 if( that[ '_flags' ] & X_Node_BitMask_IE4_IS_MIX === X_NodeFlags_IE4_HAS_TEXTNODE ){
1882                                         // only textnode
1883                                         html[ n ] = that[ 'text' ]();
1884                                         ++n;
1885                                 } else {
1886                                         for( i = 0; i < l; ++i ){
1887                                                 html[ n ] = X_Node__actualCreate( xnodes[ i ], true );
1888                                                 ++n;
1889                                         };
1890                                         that[ '_flags' ] |= X_NodeFlags_IE4_FIXED;
1891                                 };
1892                         };
1893                         X_Dom_DTD_EMPTY[ that[ '_tag' ] ] || ( html[ n ] = '<\/' + that[ '_tag' ] + '>' );
1894
1895                         that[ '_newAttrs' ] && ( that[ '_flags' ] |= X_NodeFlags_DIRTY_ATTR );
1896                 };
1897
1898                 return html.join( '' );
1899         });
1900
1901 var X_Node__afterActualCreate =
1902         X_UA_DOM.IE4 && (function( that ){
1903                 var xnodes, i, v;
1904
1905                 if( !that[ '_tag' ] ) return that;
1906
1907                 if( ( xnodes = that[ '_xnodes' ] ) && ( i = xnodes.length ) ){
1908                         for( ; i; ){
1909                                 X_Node__afterActualCreate( xnodes[ --i ] );
1910                         };
1911                 };
1912                 // ネットワーク系属性と filter は要素生成後に適用
1913                 if( that[ '_flags' ] & ( X_NodeFlags_DIRTY_ATTR | X_NodeFlags_DIRTY_IE_FILTER ) ){
1914                         X_Node__updateRawNode( that, that[ '_rawObject' ] || X_Node__ie4getRawNode( that ) );
1915                 } else {
1916                         that[ '_flags' ] &= X_Node_BitMask_RESET_DIRTY;
1917                 };
1918                 X_EventDispatcher_toggleAllEvents( that, true );// イベントの復帰
1919         });
1920
1921 var X_Node__actualRemove =
1922         X_UA_DOM.W3C ?
1923                 // GPUレイヤーにいるうちは remove しない。-> GPU解除してから remove する
1924                 // Firefox34 では遭遇せず、Safari で何度かアニメーションしているうちに発生
1925                 ( function( that, isChild ){
1926                         var xnodes = that[ '_xnodes' ],
1927                                 elm    = that[ '_rawObject' ],
1928                                 child, i, l;
1929
1930                         if( xnodes && ( l = xnodes.length ) ){
1931                                 for( i = 0; i < l; ++i ){
1932                                         child = xnodes[ i ];
1933                                         child[ '_tag' ] && X_Node__actualRemove( child, true );
1934                                 };
1935                         };
1936
1937                         if( !elm ) return;
1938
1939                         if( that[ '_flags' ] & X_NodeFlags_ACTUAL_LISTENING ){
1940                                 that[ '_listeners' ] && X_EventDispatcher_toggleAllEvents( that, false );// イベントの退避
1941                                 that[ '_flags' ] &= ~X_NodeFlags_ACTUAL_LISTENING;
1942                         };
1943
1944                         // ie5では filter の効いている要素をremove時に破棄して、再度append 時に新規生成する
1945                         // ちなみに elm.filters に触ると ie8 でなぜかカラム落ちが発生、、、
1946                         if( X_Node_displayNoneFixForIE5 ){
1947                                 if( elm.filters && elm.filters.length ){
1948                                         isChild = false;
1949                                         delete that[ '_rawObject' ];
1950                                         // 破棄前にインタラクティブな属性値を控える
1951                                         if( X_Node_Attr_HAS_VALUE[ that[ '_tag' ] ] && ( !that[ '_newAttrs' ] || !X_Object_inObject( 'value', that[ '_newAttrs' ] ) ) ){
1952                                                 if( !that[ '_attrs' ] ) that[ '_attrs' ] = {};
1953                                                 that[ '_attrs' ].value = elm.value;
1954                                         };
1955                                         if( that[ '_tag' ] === 'OPTION' && ( !that[ '_newAttrs' ] || !X_Object_inObject( 'selected', that[ '_newAttrs' ] ) ) ){
1956                                                 if( !that[ '_attrs' ] ) that[ '_attrs' ] = {};
1957                                                 that[ '_attrs' ].selected = elm.selected;
1958                                         };
1959                                         if( that[ '_tag' ] === 'SELECT' && ( !that[ '_newAttrs' ] || !X_Object_inObject( 'selectedIndex', that[ '_newAttrs' ] ) ) ){
1960                                                 if( !that[ '_attrs' ] ) that[ '_attrs' ] = {};
1961                                                 that[ '_attrs' ].selectedIndex = elm.selectedIndex;
1962                                         };
1963                                         if( that[ '_tag' ] === 'INPUT' && that._attr && ( that._attr.type === 'checkbox' || that._attr.type === 'radio' ) && ( !that[ '_newAttrs' ] || !X_Object_inObject( 'checked', that[ '_newAttrs' ] ) ) ){
1964                                                 if( !that[ '_attrs' ] ) that[ '_attrs' ] = {};
1965                                                 that[ '_attrs' ].checked = elm.checked;
1966                                         };
1967                                         // 子要素への参照を外す
1968                                         elm.innerHTML = '';
1969                                 };
1970                         };
1971
1972                         if( !X_UA[ 'MacIE' ] ){
1973                                 // elm.parentNode.tagName for ie7
1974                                 !isChild && elm.parentNode && elm.parentNode.tagName && elm.parentNode.removeChild( elm );
1975                         } else {
1976                                 !isChild && elm.parentNode && elm.parentNode.tagName && X_TEMP._fixed_remove( elm, that );
1977                         };
1978                 }) :
1979         X_UA_DOM.IE4 ?
1980                 ( function( that, isChild ){
1981                         var xnodes = that[ '_xnodes' ],
1982                                 elm    = that[ '_rawObject' ] || X_Node__ie4getRawNode( that ),
1983                                 i, l, xnode;
1984                         if( xnodes && ( l = xnodes.length ) ){
1985                                 for( i = 0; i < l; ++i ){
1986                                         X_Node__actualRemove( xnodes[ i ], true );
1987                                 };
1988                         };
1989
1990                         if( !elm ) return;
1991                         that[ '_listeners' ] && X_EventDispatcher_toggleAllEvents( that, false );// イベントの退避
1992
1993                         // 破棄前にインタラクティブな属性値を控える
1994                         if( X_Node_Attr_HAS_VALUE[ that[ '_tag' ] ] && ( !that[ '_newAttrs' ] || !X_Object_inObject( 'value', that[ '_newAttrs' ] ) ) ){
1995                                 if( !that[ '_attrs' ] ) that[ '_attrs' ] = {};
1996                                 that[ '_attrs' ].value = elm.value;
1997                         };
1998                         if( that[ '_tag' ] === 'OPTION' && ( !that[ '_newAttrs' ] || !X_Object_inObject( 'selected', that[ '_newAttrs' ] ) ) ){
1999                                 if( !that[ '_attrs' ] ) that[ '_attrs' ] = {};
2000                                 that[ '_attrs' ].selected = elm.selected;
2001                         };
2002                         if( that[ '_tag' ] === 'SELECT' && ( !that[ '_newAttrs' ] || !X_Object_inObject( 'selectedIndex', that[ '_newAttrs' ] ) ) ){
2003                                 if( !that[ '_attrs' ] ) that[ '_attrs' ] = {};
2004                                 that[ '_attrs' ].selectedIndex = elm.selectedIndex;
2005                         };
2006                         if( that[ '_tag' ] === 'INPUT' && that._attr && ( that._attr.type === 'checkbox' || that._attr.type === 'radio' ) && ( !that[ '_newAttrs' ] || !X_Object_inObject( 'checked', that[ '_newAttrs' ] ) ) ){
2007                                 if( !that[ '_attrs' ] ) that[ '_attrs' ] = {};
2008                                 that[ '_attrs' ].checked = elm.checked;
2009                         };
2010
2011                         elm.removeAttribute( 'id' ); // ?
2012                         //document.all[ that[ '_id' ] || ( 'ie4uid' + that[ '_uid' ] ) ] = null; // MacIE5 でエラー
2013                         if( !isChild ) elm.outerHTML = ''; // elm.remove() ?
2014                         delete that[ '_rawObject' ];
2015                 }) :
2016                 (function(){});
2017
2018 X_ViewPort[ 'listenOnce' ]( X_EVENT_UNLOAD, X_Node__actualRemove, [ X_Node_html, true ] );
2019