script.aculo.us 拖放 starteffect 选项

这个 script.aculo.us Drag & Drop starteffect选项用于定义当合适的可拖动山墙元素开始被拖动时调用的函数。该函数可用于定义任何效果。

句法：

{ starteffect: effectFunction }

价值观：

• effectFunction：这个值定义了一个函数，该函数包含了当拖动山墙开始被拖动时要显示的效果。

下面的示例说明了拖放 starteffect选项：

例子：

HTML

  

    
    
      
    
    
      
    
  
        window.onload = function () {
            $A($('draggables')
                .getElementsByTagName('img'))
                .each(function (item) {
                    new Draggable(item, {
                        revert: true,
  
                        // Define the effect to be used
                        // when the dragging starts
                        starteffect: function (element) {
                            new Effect.Opacity(element,
                                {
                                    from: 0,
                                    to: 1.0,
                                    duration: 5
                                })
                        }
                    });
                });
        }
    

  

    
        
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        script.aculo.us Drag & Drop
        starteffect Option
    
    
        
    

  

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