4 listen : function( type, arg1, arg2, arg3 ){
5 if( type <= X_ViewPort_readyState && type === 'DOMContentLoaded' ){
7 * X.Event.XDOM_READY 以後に listen した場合の対策
9 X_ViewPort_document.asyncDispatch( type );
11 type && arg1 && X_ViewPort_document.listen( type, arg1, arg2, arg3 );
16 listenOnce : function( type, arg1, arg2, arg3 ){
17 if( type <= X_ViewPort_readyState && type === 'DOMContentLoaded' ){
19 * X.Event.XDOM_READY 以後に listen した場合の対策
21 X_ViewPort_document.asyncDispatch( type );
23 type && arg1 && X_ViewPort_document.listenOnce( type, arg1, arg2, arg3 );
27 unlisten : function( type, arg1, arg2, arg3 ){
28 type && arg1 && X_ViewPort_document.unlisten( type, arg1, arg2, arg3 );
32 listening : function( type, arg1, arg2, arg3 ){
33 return X_ViewPort_document.listening( type, arg1, arg2, arg3 );