DedeBIZ
/
DedeV6


			
							/**
 * 
 * @version        $Id: context_menu.js 1 22:28 2010年7月20日Z tianya $
 * @package        DedeBIZ.Administrator
 * @copyright      Copyright (c) 2020, DedeBIZ.COM
 * @license        https://www.dedebiz.com/license
 * @link           https://www.dedebiz.com
 */

var MenuWidth = 120;
var ItemHeight = 16;
var ItemNumber = 0;

function curNav() {
	if (window.navigator.userAgent.indexOf("MSIE") >= 1) return 'IE';
	else if (window.navigator.userAgent.indexOf("Firefox") >= 1) return 'FF';
	else return 'OT';
}

function insertHtm(op, code, isStart) {
	if (curNav() == 'IE') {
		op.insertAdjacentHTML(isStart ? "beforeEnd" : "afterEnd", code);
	} else {
		var range = op.ownerDocument.createRange();
		range.setStartBefore(op);
		var fragment = range.createContextualFragment(code);
		if (isStart) op.insertBefore(fragment, op.firstChild);
		else op.appendChild(fragment);
	}
}

ContextMenu.WebFX_PopUp = null;
ContextMenu.WbFX_PopUpcss = null;

ContextMenu.intializeContextMenu = function () {
	insertHtm(document.body, '<iframe src="#" scrolling="no" class="WebFX-ContextMenu" marginwidth="0" marginheight="0" frameborder="0" style="position:absolute;display:none;z-index:50000000;" id="WebFX_PopUp"></iframe>', true);

	if (curNav() == 'IE') WebFX_PopUp = document.frames['WebFX_PopUp'];
	else WebFX_PopUp = document.getElementById('WebFX_PopUp');

	WebFX_PopUpcss = document.getElementById('WebFX_PopUp');

	WebFX_PopUpcss.onfocus = function () { WebFX_PopUpcss.style.display = "inline" };
	WebFX_PopUpcss.onblur = function () { WebFX_PopUpcss.style.display = "none" };

	if (curNav() == 'IE') document.body.attachEvent("onmousedown", function () { WebFX_PopUpcss.style.display = "none" });
	else document.addEventListener("onblur", function () { WebFX_PopUpcss.style.display = "none" }, false);

	if (curNav() == 'IE') document.attachEvent("onblur", function () { WebFX_PopUpcss.style.display = "none" });
	else document.addEventListener("onblur", function () { WebFX_PopUpcss.style.display = "none" }, false);

}


function ContextSeperator() { }

function ContextMenu() { }

ContextMenu.showPopup = function (x, y) {
	WebFX_PopUpcss.style.display = "block"
}

ContextMenu.display = function (evt, popupoptions) {
	var eobj, x, y;

	eobj = evt ? evt : (window.event ? window.event : null);

	if (curNav() == 'IE') {
		x = eobj.x; y = eobj.y
	} else {
		x = eobj.pageX; y = eobj.pageY;
	}

	ContextMenu.populatePopup(popupoptions, window)
	ContextMenu.showPopup(x, y);
	ContextMenu.fixSize();
	ContextMenu.fixPos(x, y);
	eobj.cancelBubble = true;
	eobj.returnValue = false;
}

//TODO
ContextMenu.getScrollTop = function () {
	return document.body.scrollTop;
	//window.pageXOffset and window.pageYOffset for moz
}

ContextMenu.getScrollLeft = function () {
	return document.body.scrollLeft;
}


ContextMenu.fixPos = function (x, y) {
	/*var docheight,docwidth,dh,dw;
	if(!x) { x=0; y=0; }	
	docheight = document.body.clientHeight;
	docwidth  = document.body.clientWidth;
	dh = (WebFX_PopUpcss.offsetHeight+y) - docheight;
	dw = (WebFX_PopUpcss.offsetWidth+x)  - docwidth;
	if(dw>0){
		WebFX_PopUpcss.style.left = (x - dw) + ContextMenu.getScrollLeft() + "px"; 
	}else { 
		WebFX_PopUpcss.style.left = x + ContextMenu.getScrollLeft(); 
	} if(dh>0)	{ 
		WebFX_PopUpcss.style.top = (y - dh) + ContextMenu.getScrollTop() + "px" 
	}else{
		WebFX_PopUpcss.style.top  = y + ContextMenu.getScrollTop(); }*/
	WebFX_PopUpcss.style.top = y + "px";
	WebFX_PopUpcss.style.left = x + "px";
}

ContextMenu.fixSize = function () {
	WebFX_PopUpcss.style.height = (ItemHeight * ItemNember + 20) + "px";
	WebFX_PopUpcss.style.width = MenuWidth + "px";
	ItemNember = 0;
}

ContextMenu.populatePopup = function (arr, win) {
	var alen, i, tmpobj, doc, height, htmstr;
	alen = arr.length;
	ItemNember = alen;

	if (curNav() == 'IE') doc = WebFX_PopUp.document;
	else doc = WebFX_PopUp.contentWindow.document;

	doc.body.innerHTML = '';
	//if (doc.getElementsByTagName("LINK").length == 0){
	doc.open();
	doc.write('<html><head><link rel="StyleSheet" type="text/css" href="js/contextmenu.css"></head><body></body></html>');
	doc.close();
	//}
	for (i = 0; i < alen; i++) {
		if (arr[i].constructor == ContextItem) {
			tmpobj = doc.createElement("DIV");
			tmpobj.noWrap = true;
			tmpobj.className = "WebFX-ContextMenu-Item";
			if (arr[i].disabled) {
				htmstr = '<span class="WebFX-ContextMenu-DisabledContainer">'
				htmstr += arr[i].text + '</span>'
				tmpobj.innerHTML = htmstr
				tmpobj.className = "WebFX-ContextMenu-Disabled";
				tmpobj.onmouseover = function () { this.className = "WebFX-ContextMenu-Disabled-Over" }
				tmpobj.onmouseout = function () { this.className = "WebFX-ContextMenu-Disabled" }
			} else {
				tmpobj.innerHTML = arr[i].text;
				tmpobj.onclick = (function (f) {
					return function () {
						win.WebFX_PopUpcss.style.display = 'none'
						if (typeof (f) == "function") { f(); }
					};
				})(arr[i].action);

				tmpobj.onmouseover = function () { this.className = "WebFX-ContextMenu-Over" }
				tmpobj.onmouseout = function () { this.className = "WebFX-ContextMenu-Item" }
			}
			doc.body.appendChild(tmpobj);
		} else {
			doc.body.appendChild(doc.createElement("DIV")).className = "WebFX-ContextMenu-Separator";
		}
	}
	doc.body.className = "WebFX-ContextMenu-Body";
	doc.body.onselectstart = function () { return false; }
}

function ContextItem(str, fnc, disabled) {
	this.text = str;
	this.action = fnc;
	this.disabled = disabled || false;
}