/* =======================================
Copyright 1998 - 2010 - E Net Arch
This program is distributed under the terms of the GNU
General Public License (or the Lesser GPL).
www.ENetArch.net
======================================= */
var NS = (navigator.appName == "Netscape");
var IE = (navigator.appName != "Netscape");
var NS6 = (NS && parseFloat (navigator.appVersion) >= 5.0)
var NS4 = (NS && parseFloat (navigator.appVersion) < 5.0)
ENetArch.Menu = function ()
{ return (
{
nID : parseInt (Math.random()*9999999999999),
szDisplay : "",
szURL : "",
menuDirection : "V", // Vertical or Horizontal
Max : 0,
Menus : new Array (),
parent : null,
add : function (thsDisplay, thsURL)
{
var thsInst = this;
var menu = new ENetArch.Menu ();
menu.szDisplay = thsDisplay
menu.szURL = thsURL;
menu.parent = thsInst;
var x = thsInst.Max++;
thsInst.Menus [x+1] = menu;
return menu;
},
remove : function ()
{
var thsInst = this;
var thsParent = thsInst.parent;
for (var t=1; t<thsParent.Max+1; t++)
{
var nID = thsParent.Menus[t].nID ;
if (nID == this.nID)
{
thsParent.Menus.splice (t,1);
thsParent.Max--;
}
}
},
});
};
ENetArch.DOMMenus =
{
divMenu : null,
menuActive : false,
activeMenusCnt : 0,
activeMenus : new Array(),
Menus : null,
_init : function (thsDiv, thsMenus)
{
if (thsMenus == null) return;
if (thsDiv != null)
{
this.divMenu = thsDiv;
this.Menus = thsMenus;
}
else
{
var divBody = document.getChild ("BODY");
divBody.innerHTML += "\n" +
"<div id='Menus_" + this.szRandom + "' class=''>" +
"</div>";
this.divMenu = divBody;
}
},
show : function ()
{
var thsInst = this;
var divMenu = thsInst.divMenu;
divMenu.innerHTML = "";
var nLevel = 1;
thsInst.draw (thsInst.Menus, nLevel);
var szMenuName = "Menu_" + thsInst.Menus.nID;
var divMenu = $(szMenuName);
thsInst.visible (divMenu, true);
},
draw : function (mnu, nLevel)
{
if (mnu == null) return;
var thsInst = this;
var divMenu = thsInst.divMenu;
if (mnu.Max == 0) return;
var szClass = ( (mnu.menuDirection == "H") ? "mnuBar" : "mnuList");
var szMenuName = "Menu_" + mnu.nID;
divMenu.innerHTML += "\n" +"\n" +
"<div ID='" + szMenuName + "' class='" + szClass + "' " +
'onMouseOver="ENetArch.DOMMenus.menuActive=true;" ' +
'onMouseOut="ENetArch.DOMMenus.menuActive=false;" ' +
'style="visibility:hidden;" ' +
">" +
"</div>";
var divMenuItems = $(szMenuName);
for (var t=1; t<mnu.Max+1; t++)
{
var nID = mnu.Menus[t].nID ;
var szID = "MenuItem_" + nID;
var szDisplay = mnu.Menus[t].szDisplay;
var szURL = mnu.Menus[t].szURL;
if (szURL == "") szURL = "javascript:void(0);";
var szMnuItem = "";
if (szDisplay == "<HR>")
{ szMnuItem = "<HR>"; }
else
{
szMnuItem =
'<span ID="' + szID + '" class="mnuItem">' +
'<a href="' + szURL + '" class="mnuStyle" ' +
'onMouseOver="ENetArch.DOMMenus.onMouseOver (this, ' + nLevel + ');" ' +
'Name="' + nID + '" ' +
'>' + szDisplay + '</a></span> ';
if (mnu.menuDirection == "V")
szMnuItem += "<BR>";
}
divMenuItems.innerHTML += "\n" + szMnuItem;
}
for (var t=1; t<mnu.Max+1; t++)
thsInst.draw (mnu.Menus[t], nLevel +1);
setInterval("ENetArch.DOMMenus.hideMenus()",250);
},
peek : function ()
{
var thsInst = this;
var mnu
for (var t=1; t<thsInst.Max+1; t++)
{
var szName = "MenuItem_" + thsInst.Menus[t].szRandom ;
var aHref = $(szName).$("A");
// note that <div id="szStatus"></div> must exist in the DOM
var divStatus = $("szStatus");
divStatus.innerHTML += "<BR>\n" +
"aHref.id = " + aHref.parentNode.id + ", " +
"aHref.onclick = " + aHref.onclick;
}
},
hideMenus : function ()
{
if (! this.menuActive)
{
for (var t=0; t<this.activeMenusCnt; t++)
this.visible (this.activeMenus [t], false);
this.activeMenusCnt = 0;
}
},
closeMenus : function (nLevel)
{
for (var t=nLevel-1; t<this.activeMenusCnt; t++)
if (this.activeMenus [t] != null)
this.visible (this.activeMenus [t], false);
this.activeMenusCnt = nLevel -1;
},
visible : function (divMenu, tf)
{
if (divMenu == null) return;
divMenu.style.visibility = ((tf) ? "visible" : "hidden");
},
onClick : function (ths) { window.alert ("clicked " + ths.parentNode.id); },
onMouseOut : function (p) {},
onMouseOver : function (p, nLevel)
{
var thsInst = this;
// get the layer that is to be displayed
var thsSpan = $("MenuItem_" + p.name);
var thsDiv = p.offsetParent;
var thsLayer = $("Menu_" + p.name);
if (thsLayer == null) return;
// close all other layers that may be open
// and unnecessary
thsInst.closeMenus(nLevel);
thsInst.menuActive = true;
// position the layer
var ofx = 0;
var ofy = 0;
if (thsInst.activeMenusCnt > 0)
{
var t = thsInst.activeMenusCnt -1;
ofx = thsInst.activeMenus [t].offsetWidth-10;
}
thsInst.activeMenus [nLevel-1] = thsLayer;
thsInst.activeMenusCnt = nLevel;
thsLayer.zIndex = nLevel;
// Position the new Menu Layer
var x = 0;
var y = 0;
x = thsSpan.offsetLeft;
y = thsSpan.offsetTop ;
if (nLevel == 1)
y += thsSpan.offsetHeight - 2;
x += thsDiv.offsetLeft;
y += thsDiv.offsetTop; // + thsDiv.offsetHeight;
thsLayer.style.left = x + ofx;
thsLayer.style.top = y + ofy;
thsLayer.style.visibility = "visible";
}
};
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