用js实现网页上模仿桌面右键菜单

网页上模仿桌面右键菜单




右击鼠标看看 -_-!




\n";
HTMLstr += "\n";
HTMLstr += "\n";
HTMLstr += "\n";
// rbpm = right button pop menu
HTMLstr += "\n";
HTMLstr += "\n";
HTMLstr += "\n";
HTMLstr += "\n";
HTMLstr += "";
HTMLstr += "\n";
HTMLstr += "\n";
}
function AddExtendMenu(id,name,parent)
{
var TempStr = "";

eval("A_"+parent+".length++");
eval("A_"+parent+"[A_"+parent+".length-1] = id"); // 将此项注册到父菜单项的ID数组中去
TempStr += "\n";
TempStr += "\n";
TempStr += "";
TempStr += "\n";
TempStr += "\n";
TempStr += "";
TempStr += "";
HTMLstr = HTMLstr.replace("",TempStr);

eval("A_"+id+" = new Array()");
TempStr = "";
TempStr += "\n";
TempStr += "";
TempStr += " "+name+" 4";
TempStr += "\n";
TempStr += "";
HTMLstr = HTMLstr.replace("",TempStr);
}
function AddItem(id,name,parent,location)
{
var TempStr = "";
var ItemStr = "";
if(id == "sperator")
{
TempStr += ItemStr+"\n";
TempStr += "";
TempStr += "";
HTMLstr = HTMLstr.replace("",TempStr);
return;
}
if(HTMLstr.indexOf(ItemStr) != -1)
{
alert("I_"+id+"already exist!");
return;
}
TempStr += ItemStr+"\n";
TempStr += "";
TempStr += " "+name+" ";
TempStr += "\n";
TempStr += "";
HTMLstr = HTMLstr.replace("",TempStr);
}
function GetMenu()
{
return HTMLstr;
}
function I_OnMouseOver(id,parent)
{
var Item;
if(parent != "rbpm")
{
var ParentItem;
ParentItem = eval("P_"+parent);
ParentItem.className="over";
}
Item = eval("I_"+id);
Item.className="over";
HideAll(parent,1);
}
function I_OnMouseOut(id)
{
var Item;
Item = eval("I_"+id);
Item.className="out";
}
function I_OnMouseUp(id,parent,location)
{
var ParentMenu;
window.event.cancelBubble=true;
OnClick();
ParentMenu = eval("E_"+parent);
ParentMenu.display="none";
if(location == null)
eval("Do_"+id+"()");
else
window.open(location);
}
function P_OnMouseOver(id,parent)
{
var Item;
var Extend;
var Parent;
if(parent != "rbpm")
{
var ParentItem;
ParentItem = eval("P_"+parent);
ParentItem.className="over";
}
HideAll(parent,1);
Item = eval("P_"+id);
Extend = eval("E_"+id);
Parent = eval("E_"+parent);
Item.className="over";
Extend.style.display="block";
Extend.style.posLeft=document.body.scrollLeft+Parent.offsetLeft+Parent.offsetWidth-4;
if(Extend.style.posLeft+Extend.offsetWidth > document.body.scrollLeft+document.body.clientWidth)
Extend.style.posLeft=Extend.style.posLeft-Parent.offsetWidth-Extend.offsetWidth+8;
if(Extend.style.posLeft < 0) Extend.style.posLeft=document.body.scrollLeft+Parent.offsetLeft+Parent.offsetWidth;
Extend.style.posTop=Parent.offsetTop+Item.offsetTop;
if(Extend.style.posTop+Extend.offsetHeight > document.body.scrollTop+document.body.clientHeight)
Extend.style.posTop=document.body.scrollTop+document.body.clientHeight-Extend.offsetHeight;
if(Extend.style.posTop < 0) Extend.style.posTop=0;
}
function P_OnMouseOut(id,parent)
{
}
function HideAll(id,flag)
{
var Area;
var Temp;
var i;
if(!flag)
{
Temp = eval("E_"+id);
Temp.style.display="none";
}
Area = eval("A_"+id);
if(Area.length)
{
for(i=0; i < Area.length; i++)
{
HideAll(Area[i],0);
Temp = eval("E_"+Area[i]);
Temp.style.display="none";
Temp = eval("P_"+Area[i]);
Temp.className="out";
}
}
}

document.onmouseup=OnMouseUp;
document.onclick=OnClick;
function OnMouseUp()
{
if(window.event.button == 2)
{
var PopMenu;
PopMenu = eval("E_rbpm");
HideAll("rbpm",0);
PopMenu.style.display="block";
PopMenu.style.posLeft=document.body.scrollLeft+window.event.clientX;
PopMenu.style.posTop=document.body.scrollTop+window.event.clientY;
if(PopMenu.style.posLeft+PopMenu.offsetWidth > document.body.scrollLeft+document.body.clientWidth)
PopMenu.style.posLeft=document.body.scrollLeft+document.body.clientWidth-PopMenu.offsetWidth;
if(PopMenu.style.posLeft < 0) PopMenu.style.posLeft=0;
if(PopMenu.style.posTop+PopMenu.offsetHeight > document.body.scrollTop+document.body.clientHeight)
PopMenu.style.posTop=document.body.scrollTop+document.body.clientHeight-PopMenu.offsetHeight;
if(PopMenu.style.posTop < 0) PopMenu.style.posTop=0;
}
}
function OnClick()
{
HideAll("rbpm",0);
}
// Add Your Function on following
function Do_viewcode(){window.location="view-source:"+window.location.href;}
function Do_help(){window.showHelp(window.location);}
function Do_exit() {window.close();}
function Do_refresh() {window.location.reload();}
function Do_back() {history.back();}
function Do_forward() {history.forward();}
function Do_author(){alert("butong.net")}
-->




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