当前文件路径：AspNetXuYuanQiang/js/genmove.js

		            
  1///////////////////////////////////////////////////////////////////////
  2//     This script was designed by Erik Arvidsson for WebFX          //
  3//                                                                   //
  4//     For more info and examples see: http://webfx.eae.net          //
  5//     or send mail to erik@eae.net                                  //
  6//                                                                   //
  7//     Feel free to use this code as lomg as this disclaimer is      //
  8//     intact.                                                       //
  9///////////////////////////////////////////////////////////////////////
 10
 11var checkZIndex = true;
 12
 13var dragobject = null;
 14var tx;
 15var ty;
 16
 17var ie5 = document.all != null && document.getElementsByTagName != null;
 18
 19function getReal(el) ...{
 20    temp = el;
 21
 22    while ((temp != null) && (temp.tagName != "BODY")) ...{
 23        if ((temp.className == "moveme") || (temp.className == "handle"))...{
 24            el = temp;
 25            return el;
 26        }
 27        temp = temp.parentElement;
 28    }
 29    return el;
 30}
 31
 32
 33function moveme_onmousedown() ...{
 34    el = getReal(window.event.srcElement)
 35    
 36    if (el.className == "moveme" || el.className == "handle") ...{
 37        if (el.className == "handle") ...{
 38            tmp = el.getAttribute("handlefor");
 39            if (tmp == null) ...{
 40                dragobject = null;
 41                return;
 42            }
 43            else
 44                dragobject = eval(tmp);
 45        }
 46        else 
 47            dragobject = el;
 48        
 49        if (checkZIndex) makeOnTop(dragobject);
 50        
 51        ty = window.event.clientY - getTopPos(dragobject);
 52        tx = window.event.clientX - getLeftPos(dragobject);
 53        
 54        window.event.returnValue = false;
 55        window.event.cancelBubble = true;
 56    }
 57    else ...{
 58        dragobject = null;
 59    }
 60}
 61
 62function moveme_onmouseup() ...{
 63    if(dragobject) ...{
 64        dragobject = null;
 65    }
 66}
 67
 68function moveme_onmousemove() ...{
 69    if (dragobject) ...{
 70        if (window.event.clientX >= 0 && window.event.clientY >= 0) ...{
 71            dragobject.style.left = window.event.clientX - tx;
 72            dragobject.style.top = window.event.clientY - ty;
 73        }
 74        window.event.returnValue = false;
 75        window.event.cancelBubble = true;
 76    }
 77}
 78
 79function getLeftPos(el) ...{
 80    if (ie5) ...{
 81        if (el.currentStyle.left == "auto")
 82            return 0;
 83        else
 84            return parseInt(el.currentStyle.left);
 85    }
 86    else ...{
 87        return el.style.pixelLeft;
 88    }
 89}
 90
 91function getTopPos(el) ...{
 92    if (ie5) ...{
 93        if (el.currentStyle.top == "auto")
 94            return 0;
 95        else
 96            return parseInt(el.currentStyle.top);
 97    }
 98    else ...{
 99        return el.style.pixelTop;
100    }
101}
102
103function makeOnTop(el) ...{
104    var daiz;
105    var max = 0;
106    var da = document.all;
107    
108    for (var i=0; i<da.length; i++) ...{
109        daiz = da[i].style.zIndex;
110        if (daiz != "" && daiz > max)
111            max = daiz;
112    }
113    
114    el.style.zIndex = max + 1;
115}
116
117if (document.all) ...{ //This only works in IE4 or better
118    document.onmousedown = moveme_onmousedown;
119    document.onmouseup = moveme_onmouseup;
120    document.onmousemove = moveme_onmousemove;
121}
122
123document.write("<style>");
124document.write(".moveme        {cursor: move;}");
125document.write(".handle        {cursor: move;}");
126document.write("</style>");