0.6.x/js/02_dom/00_XDom.js

   1 \r
   2 X.Dom = X.Class._override(\r
   3         new X.EventDispatcher(),\r
   4         {\r
   5                 readyState   : -1,\r
   6                 active       : !!window.parent || !!document.activeElement, // parent は frameに読み込まれた場合のieのerror回避\r
   7                 _root        : null,\r
   8 \r
   9                 _lock        : false,\r
  10                 w            : 0,\r
  11                 h            : 0,\r
  12                 baseFontSize : 0,\r
  13 \r
  14 /* -----------------------------------------------\r
  15  * Resize\r
  16  *  original : uupaa.js\r
  17  * \r
  18  * TODO\r
  19  *  https://w3g.jp/blog/studies/ios7_1_minimal-ui_warning\r
  20  *  iOS7.0からあったiPad Safariの高さ100%コンテンツでlandscape（横向き）時に起きる不具合\r
  21  * \r
  22  * http://looxu.blogspot.jp/2013/11/ios7mobile-safariwindowinnerheight.html\r
  23  * iOS7にて、Mobile Safariのwindow.innerHeightを正しく取得する方法\r
  24  * \r
  25  *  http://tenderfeel.xsrv.jp/javascript/1182/\r
  26  *  アドレスバーの高さの算出\r
  27  * \r
  28  * http://sssslide.com/www.slideshare.net/hiroakiwakamatsu/javascript-14514208\r
  29  * 1. 傾き時の画面サイズ取得ー 対処方法の例\r
  30  * (1)ー? タイマーを使って、画面サイズ取得の タイミングを少しだけ遅延させる\r
  31  * window.onorientationchange = function() { setTimeout(function() { alert("W: " + window.innerWidth + ", H: " + window.innerHeight); }, 200); }\r
  32  * 横に傾けた時、正常に横向け時の 幅と高さが取得できている ただし、端末によってはうまく取得できな い場合がある(Galaxy S IIIとか・・・) 7 \r
  33  * \r
  34  * http://sssslide.com/www.slideshare.net/hiroakiwakamatsu/ss-12718639\r
  35  * \r
  36  * \r
  37  * getBoundingClientRect で　fontsize の調査\r
  38  */\r
  39                 _resize :\r
  40                         // iOS もループで回す,,,iOS3.1.3, iOS6 で確認\r
  41                         X.UA.IE < 9 || X.UA.iOS ?\r
  42                                 (function(){\r
  43                                         var size;\r
  44                                         if( !X.Dom._lock ){\r
  45                                                 size = X.Dom._getSize();\r
  46                                                 if( X.Dom.w !== size[ 0 ] || X.Dom.h !== size[ 1 ] ){\r
  47                                                         X.Dom.w = size[ 0 ];\r
  48                                                         X.Dom.h = size[ 1 ];\r
  49                                                         X.Timer.once( 100, X.Dom._detectFinishResizing );\r
  50                                                         X.Dom._lock = true;\r
  51                                                 };\r
  52                                         };\r
  53                                         \r
  54                                         size = Node._fontSizeNode._rawObject.offsetHeight;\r
  55                                         if( X.Dom.baseFontSize !== size ){\r
  56                                                 X.Dom.baseFontSize && X.Dom.asyncDispatch( 0, { type : X.Dom.Event.BASE_FONT_RESIZED, fontSize : size, w : X.Dom.w, h : X.Dom.h  } );\r
  57                                                 X.Dom.baseFontSize = size;\r
  58                                         };\r
  59                                         \r
  60                                 }) :\r
  61                                 (function( e ){\r
  62                                         console.log( '-- resize : ' + X.getTime() );\r
  63                                         \r
  64                                         !X.Dom._lock && ( X.Dom._lock = true ) && X.Timer.once( 100, X.Dom._detectFinishResizing );\r
  65                                         return X.Callback.PREVENT_DEFAULT | X.Callback.STOP_PROPAGATION;\r
  66                                 }),\r
  67                 \r
  68                 _detectFinishResizing : function (){\r
  69                         var size = X.Dom._getSize();\r
  70                         if( X.Dom.w !== size[ 0 ] || X.Dom.h !== size[ 1 ] ){\r
  71                                 X.Dom.w = size[ 0 ];\r
  72                                 X.Dom.h = size[ 1 ];\r
  73                                 X.Timer.once( 100, X.Dom._detectFinishResizing );\r
  74                         } else {\r
  75                                 console.log( '-- detectFinishResizing : ' + X.getTime() );\r
  76                                 \r
  77                                 X.Dom.asyncDispatch( 0, { type : X.Dom.Event.VIEW_RESIZED, w : X.Dom.w, h : X.Dom.h } );\r
  78                                 X.Dom._lock = false;\r
  79                                 if( X.Dom._orientationFlag ){\r
  80                                         X.Dom._orientationFlag = false;\r
  81                                         X.Dom.asyncDispatch( 100, { type : X.Dom.Event.VIEW_TURNED, orientation : window.orientation } );\r
  82                                 };\r
  83                         };\r
  84                 },\r
  85 \r
  86                 _init : function(){\r
  87                         var s, size, html, head, body;\r
  88                         if( X.Dom.Event.DOM_PRE_INIT <= X.Dom.readyState ) return X_Callback_UN_LISTEN;\r
  89                         \r
  90                         console.log( 'X.Dom._init()' );\r
  91                         \r
  92                         delete X.Dom._init;\r
  93                         // DOMContentLoaded の無いブラウザで X.Dom._init への参照が残り続けるのを回避\r
  94                         Node._document.unlisten( 'DOMContentLoaded', X.Dom._init );\r
  95                         \r
  96                         X.Dom.readyState = X.Dom.Event.DOM_PRE_INIT;\r
  97                         \r
  98                         X.Dom._root = document.compatMode !== 'CSS1Compat' ? document.body : document.documentElement || document.body;\r
  99 \r
 100                         html = Node._html =\r
 101                                 document.documentElement ?\r
 102                                         new Node( document.documentElement ) :\r
 103                                 X_UA_DOM.W3C ?\r
 104                                         new Node( document.getElementsByTagName( 'html' )[ 0 ] ) :\r
 105                                 X_UA_DOM.IE4 ?\r
 106                                         new Node( document.all.tags( 'html' )[ 0 ] ) :\r
 107                                         null;\r
 108                 \r
 109                         head = Node._head =\r
 110                                 X_UA_DOM.W3C ?\r
 111                                         new Node( document.getElementsByTagName( 'head' )[ 0 ] ) :\r
 112                                 X_UA_DOM.IE4 ?\r
 113                                         new Node( document.all.tags( 'head' )[ 0 ] ) :\r
 114                                         null;\r
 115                 \r
 116                         body = Node._body = new Node( document.body );\r
 117                         \r
 118                         Node.root = body; // 後方互換\r
 119                         \r
 120                         html.appendTo = html.appendToRoot = html.before = html.after = html.clone = html.remove = html.destroy = html.prevNode = html.nextNode =\r
 121                         html.create = html.createText = html.createAt = html.createTextAt = html.append = html.appendAt = html.empty = html.html = html.text =\r
 122                         head.appendTo = head.appendToRoot = head.before = head.after = head.clone = head.remove = head.destroy = head.prevNode = head.nextNode =\r
 123                         head.empty = head.html = head.text =\r
 124                         body.appendTo = body.appendToRoot = body.before = body.after = body.clone = body.remove = body.destroy = body.prevNode = body.nextNode = new Function( 'return this' );\r
 125                         \r
 126                         body._root   = html._root = head._root = body;\r
 127                         body.parent  = head.parent = html;\r
 128                         html._xnodes = [ head, body ];\r
 129 \r
 130                         X.Dom.listenOnce( X.Dom.Event.DOM_PRE_INIT, function(){\r
 131                                 X.Dom.readyState = X.Dom.Event.DOM_BUILDER_COMPLETE;\r
 132                                 !X_TEMP.X_Dom_useBuilder && X.Dom.asyncDispatch( 0, { type : X.Dom.Event.DOM_BUILDER_COMPLETE } );\r
 133                         } );\r
 134                         \r
 135                         X.Dom.listenOnce( X.Dom.Event.DOM_BUILDER_COMPLETE, function(){\r
 136                                 X.Dom.readyState = X.Dom.Event.DOM_INIT;\r
 137                                 //X.UA.Opera7 && alert( 'bc' );\r
 138                                 Node._body.appendAt( 0,\r
 139                                         Node._systemNode = Node.create( 'div', { 'class' : 'hidden-system-node' } ),\r
 140                                         Node._fontSizeNode = Node.create( 'div', { 'class' : 'hidden-system-node' } ).cssText( 'line-height:1;height:1em;' ).text( 'X' )\r
 141                                 )._startUpdate();\r
 142 \r
 143                                 X.Dom.asyncDispatch( 0, { type : X.Dom.Event.DOM_INIT } );\r
 144                         } );\r
 145 \r
 146                         X.Dom.listenOnce( X.Dom.Event.DOM_INIT, function(){\r
 147                                 var size = X.Dom._getSize();\r
 148                                 \r
 149                                 if( X.Dom._orientationchange ){\r
 150                                         X.Dom.Node._window.listen( 'orientationchange', X.Dom._orientationchange );\r
 151                                 };\r
 152                                 \r
 153                                 if( X.Dom._detectFontSize ){\r
 154                                         X.Dom.Node._window.listen( 'resize', X.Dom._resize );\r
 155                                         X.Timer.add( 333, X.Dom._detectFontSize );\r
 156                                 } else {\r
 157                                         X.Timer.add( 333, X.Dom._resize );\r
 158                                 };\r
 159                                 \r
 160                                 X.Dom.baseFontSize = Node._fontSizeNode._rawObject.offsetHeight;\r
 161                                 \r
 162                                 X.Dom.readyState = X.Dom.Event.XDOM_READY;\r
 163                                 X.Dom.asyncDispatch( 0, { type : X.Dom.Event.XDOM_READY, w : X.Dom.w = size[ 0 ], h : X.Dom.h = size[ 1 ] } );\r
 164                         } );\r
 165 \r
 166                         X.Dom.asyncDispatch( 0, { type : X.Dom.Event.DOM_PRE_INIT } );  \r
 167 \r
 168                         Node._window\r
 169                                 .listen( 'beforeunload', X.Dom )\r
 170                                 .listenOnce( 'unload', X.Dom );\r
 171 \r
 172 //ブラウザの戻るボタンで戻ったときに呼ばれるイベントとかキャッシュとかそこらへんのこと\r
 173 //http://d.hatena.ne.jp/koumiya/20080916/1221580149\r
 174 \r
 175                         if( document[ 'hidden' ] !== undefined ) {// iOS 7+\r
 176                                 Node._document.listen( 'visibilitychange', X.Dom );\r
 177                         } else\r
 178                         if( document[ 'webkitHidden' ] !== undefined ) {\r
 179                                 Node._document.listen( 'webkitvisibilitychange', X.Dom );\r
 180                         } else\r
 181                         if( X.UA.iOS && window[ 'onpageshow' ] !== undefined ) {\r
 182                                 Node._window.listen( 'pageshow', X.Dom )\r
 183                                                         .listen( 'pagehide', X.Dom );   \r
 184                         } else {\r
 185                                 Node._window.listen( 'focus', X.Dom )\r
 186                                                         .listen( 'blur', X.Dom );\r
 187                         };\r
 188 \r
 189                         return X_Callback_UN_LISTEN;\r
 190                 },\r
 191 \r
 192                 handleEvent : function( e ){\r
 193                         var href;\r
 194                         switch( e.type ){\r
 195                                 case 'beforeunload' :\r
 196                                         \r
 197                                         // ie では　a href="javascript" な要素でも beforeunload が起こる\r
 198                                         href = e.target && e.target.attr && e.target.attr( 'href' );\r
 199                                         if( href && href.indexOf && href.indexOf( 'javascript:' ) === 0 ) return X.Callback.PREVENT_DEFAULT | X.Callback.STOP_PROPAGATION;\r
 200                                         \r
 201                                         return X.Dom.dispatch( { type : X.Dom.Event.BEFORE_UNLOAD } );\r
 202                                 case 'unload' :\r
 203                                         X.Dom.dispatch( { type : X.Dom.Event.UNLOAD } );\r
 204                                         \r
 205                                         Node._window.unlisten();\r
 206                                         Node._document.unlisten();\r
 207                                         Node._html._actualRemove( true );\r
 208                                         break;\r
 209                                 case 'visibilitychange' :\r
 210                                         X.Dom.dispatch( { type : ( X.Dom.activate = document[ 'hidden' ] ) ? X.Dom.Event.VIEW_DEACTIVATE : X.Dom.Event.VIEW_ACTIVATE } );\r
 211                                         break;\r
 212                                 case 'webkitvisibilitychange' :\r
 213                                         X.Dom.dispatch( { type : ( X.Dom.activate = document[ 'webkitHidden' ] ) ? X.Dom.Event.VIEW_DEACTIVATE : X.Dom.Event.VIEW_ACTIVATE } );\r
 214                                         break;\r
 215                                 case 'pageshow' :\r
 216                                 case 'focus' :\r
 217                                         X.Dom.activate = true;\r
 218                                         X.Dom.dispatch( { type : X.Dom.Event.VIEW_ACTIVATE } );\r
 219                                         break;\r
 220                                 case 'pagehide' :\r
 221                                 case 'blur' :\r
 222                                         X.Dom.activate = false;\r
 223                                         X.Dom.dispatch( { type : X.Dom.Event.VIEW_DEACTIVATE } );\r
 224                                         break;\r
 225                         };\r
 226                 },\r
 227 \r
 228                 listen : function( type ){\r
 229                         if( type <= X.Dom.readyState ){\r
 230                                 /*\r
 231                                  * X.Dom.Event.XDOM_READY 以後に listen した場合の対策\r
 232                                  */\r
 233                                 X.Dom.asyncDispatch( 0, { type : type, w : X.Dom.w, h : X.Dom.h } );\r
 234                         };\r
 235                         return X_EventDispatcher_listen.apply( X.Dom, arguments );\r
 236                 },\r
 237                 \r
 238                 getPointerPosition : function(){\r
 239                         \r
 240                 },\r
 241                 \r
 242                 /* 要素が視界に入った  http://remysharp.com/2009/01/26/element-in-view-event-plugin/ */\r
 243                 inView : function( elm ){\r
 244                         \r
 245                 },\r
 246 \r
 247                 _getSize :\r
 248                         X.UA.IE ?\r
 249                                 new Function( 'return[X.Dom._root.clientWidth,X.Dom._root.clientHeight]' ) :\r
 250                                 new Function( 'return[window.innerWidth,window.innerHeight]' ),\r
 251                 \r
 252                 getSize : function(){\r
 253                         return [ X.Dom.w, X.Dom.h ];\r
 254                 },\r
 255 //https://developer.mozilla.org/en-US/docs/Web/API/Element.getBoundingClientRect\r
 256 //use window.pageXOffset and window.pageYOffset instead of window.scrollX and window.scrollY\r
 257 //(((t = document.documentElement) || (t = document.body.parentNode)) && typeof t.ScrollLeft == 'number' ? t : document.body).ScrollLeft;\r
 258 //(((t = document.documentElement) || (t = document.body.parentNode)) && typeof t.ScrollTop == 'number' ? t : document.body).ScrollTop\r
 259                 \r
 260                 getDocumentSize : function(){\r
 261                         // Opera は互換モードでは document.body.scrollHeight、標準モードでは document.documentElement.scrollHeight でページの高さが取れる。と思ってたんだけど、例外があった。\r
 262                         // http://orera.g.hatena.ne.jp/edvakf/20100515/1273908051\r
 263                 //http://onozaty.hatenablog.com/entry/20060803/p1\r
 264                 // Safari2.0.4では標準・互換どちらも document.body\r
 265                         \r
 266                         Node._body._updateTimerID && Node._body._startUpdate();\r
 267                         /*X.UA.Opera ?\r
 268                                 ( document.documentElement && document.documentElement.clientWidth ?\r
 269                                         new Function( 'return[document.documentElement.clientWidth,document.documentElement.clientHeight]' ) :\r
 270                                         new Function( 'return[document.body.clientWidth,document.body.clientHeight]' )\r
 271                                 ) :*/                   \r
 272                         return [\r
 273                                 X.Dom._root.scrollWidth  || X.Dom._root.offsetWidth,\r
 274                                 X.Dom._root.scrollHeight || X.Dom._root.offsetHeight\r
 275                         ];\r
 276                 },\r
 277                 \r
 278                 getScrollPosition :\r
 279                         window.pageXOffset !== undefined ?\r
 280                                 ( function(){\r
 281                                         Node._body._updateTimerID && Node._body._startUpdate();\r
 282                                         return[ window.pageXOffset, window.pageYOffset ];\r
 283                                 } ) :\r
 284                         window.scrollLeft  !== undefined ?\r
 285                                 ( function(){\r
 286                                         Node._body._updateTimerID && Node._body._startUpdate();\r
 287                                         return[ window.scrollLeft, window.scrollTop ];\r
 288                                 } ) :\r
 289                                 ( function(){\r
 290                                         Node._body._updateTimerID && Node._body._startUpdate();\r
 291                                         // body は Safari2-\r
 292                                         return[ X.Dom._root.scrollLeft || document.body.scrollLeft, X.Dom._root.scrollTop || document.body.scrollTop ];\r
 293                                 } ),\r
 294 \r
 295                 getScrollbarSize : function(){\r
 296                         return [ X.Dom.BoxModel.vScrollbarSize, X.Dom.BoxModel.hScrollbarSize ];        \r
 297                 },\r
 298                 \r
 299                 getBaseFontSize : function(){\r
 300                         if( Node._body._updateTimerID ){\r
 301                                 Node._body._startUpdate();\r
 302                                 return Node._fontSizeNode._rawObject.offsetHeight;\r
 303                         };\r
 304                         return X.Dom.baseFontSize;\r
 305                 }\r
 306         }\r
 307 );\r
 308 \r
 309 if( !( X.UA.IE < 9 || X.UA.iOS ) ){\r
 310         X.Dom._detectFontSize = function(){\r
 311                 var size = Node._fontSizeNode._rawObject.offsetHeight;\r
 312                 if( X.Dom.baseFontSize !== size ){\r
 313                         X.Dom.baseFontSize && X.Dom.asyncDispatch( 0, { type : X.Dom.Event.BASE_FONT_RESIZED, fontSize : size, w : X.Dom.w, h : X.Dom.h } );\r
 314                         X.Dom.baseFontSize = size;\r
 315                 };\r
 316         };\r
 317 };\r
 318 \r
 319 if( window[ 'orientation' ] !== undefined ){\r
 320         X.Dom._orientationchange = function( e ){\r
 321                 X.Dom._orientationFlag = true;\r
 322                 !X.UA.Android && X.Dom._resize();\r
 323                 console.log( '-- orientationchange : ' + X.Dom.getSize[ 0 ] + ' ' + X.Dom.getSize[ 1 ] );\r
 324         };\r
 325 };\r
 326 \r
 327 console.log( 'X.Dom dom:w3c=' + X_UA_DOM.W3C + ' ev:w3c=' + X_UA_EVENT.W3C );\r