获取隐藏div的宽高

╰半橙微兮° 2022-10-28 04:56 121阅读 0赞

$(".XX").actual('width')

$(".XX").actual('height')

</script>

jquery.actual.js:

( function ( $ ){
     $.fn.addBack = $.fn.addBack || $.fn.andSelf;
    
     $.fn.extend({
    
       actual : function ( method, options ){
         // check if the jQuery method exist
         if( !this[ method ]){
           throw '$.actual => The jQuery method "' + method + '" you called does not exist';
         }
    
         var defaults = {
           absolute      : false,
           clone         : false,
           includeMargin : false
         };
    
         var configs = $.extend( defaults, options );
    
         var $target = this.eq( 0 );
         var fix, restore;
    
         if( configs.clone === true ){
           fix = function (){
             var style = 'position: absolute !important; top: -1000 !important; ';
    
             // this is useful with css3pie
             $target = $target.
               clone().
               attr( 'style', style ).
               appendTo( 'body' );
           };
    
           restore = function (){
             // remove DOM element after getting the width
             $target.remove();
           };
         }else{
           var tmp   = [];
           var style = '';
           var $hidden;
    
           fix = function (){
             // get all hidden parents
             $hidden = $target.parents().addBack().filter( ':hidden' );
             style   += 'visibility: hidden !important; display: block !important; ';
    
             if( configs.absolute === true ) style += 'position: absolute !important; ';
    
             // save the origin style props
             // set the hidden el css to be got the actual value later
             $hidden.each( function (){
               var $this = $( this );
    
               // Save original style. If no style was set, attr() returns undefined
               tmp.push( $this.attr( 'style' ));
               $this.attr( 'style', style );
             });
           };
    
           restore = function (){
             // restore origin style values
             $hidden.each( function ( i ){
               var $this = $( this );
               var _tmp  = tmp[ i ];
    
               if( _tmp === undefined ){
                 $this.removeAttr( 'style' );
               }else{
                 $this.attr( 'style', _tmp );
               }
             });
           };
         }
    
         fix();
         // get the actual value with user specific methed
         // it can be 'width', 'height', 'outerWidth', 'innerWidth'... etc
         // configs.includeMargin only works for 'outerWidth' and 'outerHeight'
         var actual = /(outer)/.test( method ) ?
           $target[ method ]( configs.includeMargin ) :
           $target[ method ]();
    
         restore();
         // IMPORTANT, this plugin only return the value of the first element
         return actual;
       }
     });
    })( jQuery );