// Client-side Javascript used for dragging edit console and opening 
// and closing menus.

var dragOn=0
var dragDiv=null;
var dragX=0,dragY=0;
var zMax=0;
var dragInit=0;

function initDrag() {

	if (document.layers) 
	   document.captureEvents(Event.MOUSEMOVE|Event.MOUSEDOWN|Event.MOUSEUP);
	document.onmousemove=dragf;
	document.onmousedown=dragf;
	document.onmouseup=dragf;
	
	window.onmousemove=dragf;
	window.onmousedown=dragf;
	window.onmouseup=dragf;
	
	dragDiv=null;
	dragInit=1;
	if (document.getElementsByTagName) 
	   zMax=document.getElementsByTagName("DIV").length;
	else if (document.all) zMax=document.body.all.tags("DIV").length;
	else if (document.layers) zMax=document.layers.length;	
}

function dragf(arg) {
	ev=arg?arg:event;
	if (dragDiv && ev.type=="mousedown") {
		dragOn=1;
		dragX=(ev.pageX?ev.pageX:ev.clientX)-parseInt(dragDiv.style.left);
		dragY=(ev.pageY?ev.pageY:ev.clientY)-parseInt(dragDiv.style.top);
		dragDiv.style.zIndex=zMax++; // remove this line to preserve z-indexes
		return false;
	}
	if (ev.type=="mouseup") {
		dragOn=0;
		savePosition();
	}
	if (dragDiv && ev.type=="mousemove" && dragOn) {
		dragDiv.style.left=(ev.pageX?ev.pageX:ev.clientX)-dragX + 'px';
		dragDiv.style.top=(ev.pageY?ev.pageY:ev.clientY)-dragY + 'px';
		return false;
	}
	if (ev.type=="mouseout") {
		if (!dragOn) dragDiv=null;
	}
}

function drag(div) {
	if (!dragInit) initDrag();
	if (!dragOn) {
		dragDiv = document.getElementById?document.getElementById(div): 
		document.all?document.all[div]:document.layers?document.layers[div]:null;
	    
        if (document.layers) dragDiv.style=dragDiv;
        dragDiv.onmouseout=dragf;
	}
}

function OpenCloseDiv(divName)
{ 
	if (document.getElementById(divName).style.display == "none") {
		document.getElementById(divName).style.display = "block";
	}
	else {
		document.getElementById(divName).style.display = "none";
	}
	savePosition();
}

//############################################################

//***********COOKIES********************

function CreateCookie(name, values, days)
{
    if(days)
    {
        var date = new Date();
        date.setTime(date.getTime()+(days*24*60*60*1000));
        var expires = "; expires="+date.toGMTString();
    }
    else var expires = "";
    document.cookie = name+"="+values+expires+"; path=/";
}

function ReadCookie(name)
{
    var ca = document.cookie.split(';');
    var nameEQ = name + "=";
    for(var i in ca)
    {
        var c = ca[i];
        while(c.charAt(0) == ' ') c = c.substring(1,c.length); //delete spaces
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length); 
    }
    return null;
}

//**************************************

function savePosition()
{
    if(dragDiv != null){
        CreateCookie("Xpos", dragDiv.style.left, 60);
        CreateCookie("Ypos", dragDiv.style.top, 60);
                 
        CreateCookie("State", document.getElementById('editConsoleOptions').style.display, 60);
	}
}

function myOnLoad()
    {
      //The console doesn't exist in the preview pages
      //This function should be call only in authoring mode, maybe in the console webcontrol.
      //if(document.getElementById("editConsole")){
    
       var xCoordinate = "0px";
       var yCoordinate = "0px";
       var state = "none";
        
        xCoordinate = ReadCookie("Xpos");
        yCoordinate = ReadCookie("Ypos");
        state = ReadCookie("State");
        
        if (xCoordinate == null || yCoordinate == null || state == null)
        {            
            // No cookies set coordinates to  0px 0px
            xCoordinate = "0px";
            yCoordinate = "0px";
            state = "none";
         }
         
         drag('editConsole');
         
             dragDiv.style.left = xCoordinate;//xCoordinate;
             dragDiv.style.top = yCoordinate;//yCoordinate;
         
         
         document.getElementById('editConsoleOptions').style.display = state;
          
         dragDiv = null;
         //}
     }


//Util para definir a posicao inicial da consola
function getCoords()
{
  var x;
  var y;

  with (dragDiv.style)
  {
    x = left;
    y = top;
  }

    alert(parseInt(x) + " - " + parseInt(y));
}

//window.onload=myOnLoad;

//############################################################

/* Function To Make The Pop Up Windows *************/
var popUpWin=0;

function centeredPopup(URLStr, Width, Height, docId, Scrollbars)
{
	if(popUpWin)
		{
			if(!popUpWin.closed) popUpWin.close();
		}
		
	if(screen.width)	
		{
			var winLeftPos 	= (screen.width-Width)	 	/2;
			var winTopPos 	= (screen.height-Height)	/2;
		}
		
	else
		{
			winLeftPos = 0;
			winTopPos  = 0;
		}

	if (winLeftPos < 0) winLeftPos = 0;
	if (winTopPos  < 0) winTopPos  = 0;

	popUpWin = open(URLStr, docId, 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars='+Scrollbars+',resizable=no,copyhistory=yes,width='+Width+',height='+Height+',left='+winLeftPos+', top='+winTopPos+',screenX='+winLeftPos+',screenY='+winTopPos+'');
}