function HeaderObject(id)
{
	this.m_obj = g_dc.getElemFormID(id);
	this.m_obj.style.position = 'absolute';
	this.m_origxPos = this.m_xPos = toInt(this.m_obj.getAttribute("X"))+g_dc.GetWorkAreaRC().m_left;
	this.m_origyPos = this.m_yPos = toInt(this.m_obj.getAttribute("Y"))+g_dc.GetWorkAreaRC().m_top;
	this.m_origW = this.m_width = this.m_obj.getAttribute("W");
	this.m_origH = this.m_height = this.m_obj.getAttribute("H");
	this.m_hdrID = this.m_obj.getAttribute("hdrID");
	
	this.m_obj.onmousedown = g_eventRouter.OnHeaderMouseDown;
	this.m_obj.onmouseup =g_eventRouter.OnHeaderMouseUp;
	this.m_obj.ondblclick =g_eventRouter.OnHeaderDblClick;	
	this.m_obj.dragContainer=this;
	this.m_obj.style.fontSize=HEADER_FONT_SIZE;
	this.m_obj.style.fontFamily=HEADER_FONT_FAMILY;
	this.m_obj.style.fontWeight=HEADER_FONT_WEIGHT;
	
	this.m_deleted = false;
	
	this.CreateResizeHandles();
	this.ResizeTo(this.m_width, this.m_height);
	this.MoveTo(this.m_xPos,this.m_yPos);
	this.Show();
	
	this.SetSelected(false);
	this.ondblclick = g_eventRouter.OnHeaderDblClick;
	
	this.m_origTxt = this.Edit_getText();
	
}

HeaderObject.prototype.CreateResizeHandles = function()
{
		this.m_resizeHandle = g_dc.CreateResizeHandleObj();
		this.m_obj.appendChild(this.m_resizeHandle);
		this.m_resizeHandle.dragContainer = this;
		//this.m_resizeHandle.style.position = "static";
		//if (g_dc.ie)
		//	this.m_resizeHandle.style.styleFloat = "right";
		//else	
		//	this.m_resizeHandle.style.cssFloat='right'; 
}

HeaderObject.prototype.Delete = function()
{
	try {
		//g_dc.m_aElements[this.m_expObj.id]=	null;
		this.m_obj.parentNode.removeChild(this.m_obj);
		this.m_deleted = true;
		//delete this;
	}
	catch (err){
		alert(err.description)
	}
}

HeaderObject.prototype.GetCurrRC = function()
{
	if (!(this.m_obj)){alert('error61');return;}
	return  new Rect(toInt(this.m_obj.style.top),
						toInt(this.m_obj.style.left),
						toInt(this.m_obj.offsetWidth),
						toInt(this.m_obj.offsetHeight));
}

HeaderObject.prototype.FixPos = function(rc)
{
	return g_dc.FixPos(rc, "workingArea");
}

HeaderObject.prototype.SetSelected = function(bSel)
{	
	;
	if (typeof(this.m_selected)==dd_u) this.m_selected = null;
	if (this.m_selected==bSel)
		return;
	this.m_selected=bSel;	
	this.m_obj.style.borderWidth=bSel?'3px':'2px';
	var rsHandle = g_dc.GetObjInnerByName(this.m_obj, "resizeHandle")[0];
	g_dc.showElem(rsHandle, bSel);
	if (bSel)
		this.maximizeZ();
}

HeaderObject.prototype.maximizeZ = function()
{
	g_dc.maxZ(this.m_obj);
}

HeaderObject.prototype.DragElem = function(diffX,diffY)
{
	return this.MoveBy(diffX, diffY);
}

HeaderObject.prototype.MoveBy = function(dx,dy)
{
	var retarr = new Array();
	retarr['xresidue']=0;
	retarr['yresidue']=0;
	if (!(this.m_obj)) {alert('error91');return;}
	var newLeft = (toInt(this.m_obj.style.left)+dx);
	var newTop = (toInt(this.m_obj.style.top)+dy);
	
	var pos = new Rect(	newTop, 
						newLeft, 
						this.m_obj.style.width, 
						this.m_obj.style.height);
	pos.SnapTopLeft(6, (dx<0), (dy<0));
	this.FixPos(pos);
	retarr['xresidue']=dx-(pos.m_left-toInt(this.m_obj.style.left));
	retarr['yresidue']=dy-(pos.m_top-toInt(this.m_obj.style.top));
	
	this.m_obj.style.left = pos.m_left+'px';
	this.m_obj.style.top = pos.m_top+'px';
	this.m_xPos=pos.m_left;
	this.m_yPos=pos.m_top;
	g_dc.setDirty(true);
	return retarr;
}

HeaderObject.prototype.MoveTo = function(x,y)
{
	if (!(this.m_obj)){alert('error60');return;}
	currRC = this.GetCurrRC();
	currRC.m_left = x;
	currRC.m_top = y;
	this.FixPos(currRC);
	
	this.m_obj.style.left = currRC.m_left+'px';
	this.m_obj.style.top = currRC.m_top+'px';
	this.m_xPos=currRC.m_left;
	this.m_yPos=currRC.m_top;
	g_dc.setDirty(true);
}
HeaderObject.prototype.Show = function()
{
	if (!(this.m_obj)) {alert('error50');return;}
	g_dc.showElem(this.m_obj, true);
}
HeaderObject.prototype.Hide = function()
{
	if (!(this.m_obj)) {alert('error50');return;}
	g_dc.showElem(this.m_obj, false);
}

HeaderObject.prototype.c_minWidth = 100;
HeaderObject.prototype.c_minHeight = 10;
HeaderObject.prototype.c_maxWidth = 800;
HeaderObject.prototype.c_maxHeight = 300;

HeaderObject.prototype.ResizeToDiff = function(dw, dh)
{
	try{
		if (!(this.m_obj) || !(this.m_obj)) {alert('error120');return;}
		var rc = this.GetCurrRC();
		var w = rc.m_width+dw;
		var h = rc.m_height+dh;
		this.ResizeTo(w, h);
	}
	catch(err)
	{
		alert(err);
	}
}

HeaderObject.prototype.GetXmlChanges = function()
{
	var bNew = (this.m_hdrID.indexOf("newHeader")>=0);
	if (bNew && this.m_deleted)
		return "";
	var str = "<header id = '"+this.m_hdrID+"' ";
	if (this.m_deleted == true)
	{
		str+= "deleted='true'/>";
		return str;
	}
	var bDirty = false;
	if (this.m_origW!=this.m_width || bNew)
	{
		str+="width='"+ this.m_width +"' ";
		bDirty=true;
		this.m_origW = this.m_width;
	}
	if (this.m_origH!=this.m_height || bNew)
	{
		str+="height='"+ this.m_height +"' ";
		bDirty=true;
		this.m_origH = this.m_height;
	}
	var wa = g_dc.GetWorkAreaRC();
	if (this.m_origxPos!=this.m_xPos || bNew)
	{
		str+="xPos='"+ (this.m_xPos-wa.m_left) +"' ";
		bDirty=true;
		this.m_origxPos = this.m_xPos;
	}
	if (this.m_origyPos!=this.m_yPos || bNew)
	{
		str+="yPos='"+ (this.m_yPos-wa.m_top) +"' ";
		bDirty=true;
		this.m_origyPos = this.m_yPos;
	}
	curTxt = this.Edit_getText();
	if (this.m_origTxt!=curTxt || bNew)
	{
		str+="txt='"+ encodeURIComponent(HtmlEncode(curTxt)) +"' ";
		bDirty=true;
		this.m_origTxt  = curTxt;
	}
	
	
	if (!bDirty)
		return "";
	str+="/>";
	
	return str;
}

var testMessage = 30;

HeaderObject.prototype.ResizeTo = function(w,h)
{
	var wprev = w;
	w = Math.min(w, this.c_maxWidth);
	w = Math.max(w, this.c_minWidth);
	h = Math.min(h, this.c_maxHeight);
	h = Math.max(h,this.c_minHeight);
	
				this.m_obj.style.width = w +'px';
			var prevDisp = this.m_obj.style.display;
			this.m_obj.style.display='block';
			var diff = toInt(this.m_obj.offsetWidth)-w;	
			this.m_obj.style.display=prevDisp;
			this.m_obj.style.width = (w-diff) +'px';
			
	var prevDisp = this.m_obj.style.display;
	this.m_obj.style.display='block';
	var heightReal = toInt(this.m_obj.offsetHeight);	
	this.m_obj.style.display=prevDisp;
	
	this.m_width = w;
	this.m_height = heightReal;
	this.m_resizeHandle.style.left = (this.m_width-RES_HANDLE_HEADER_OFFSET_W)+"px";
	this.m_resizeHandle.style.top = (this.m_height-RES_HANDLE_HEADER_OFFSET_H)+"px";
	g_dc.setDirty(true);
}

///////////////////////////////////////////////////////////////
/// 			Edit Interface
HeaderObject.prototype.Edit_getEditPosition = function()
{
	var ret = this.GetCurrRC();
	//if (ret.m_width<200) ret.m_width=200;
	return ret;
}

HeaderObject.prototype.Edit_getText = function()
{
	if (this.m_obj)
		return HtmlDecode(this.m_obj.getElementsByTagName('span')[0].innerHTML);
	return "";	
}

HeaderObject.prototype.Edit_setText = function(txt)
{
	if (this.m_obj)
		this.m_obj.getElementsByTagName('span')[0].innerHTML = HtmlEncode(txt);
	g_dc.setDirty(true);	
}

HeaderObject.prototype.Edit_getFontFamily = function()
{
	if (this.m_obj)
		return this.m_obj.style.fontFamily;
	return "";	
}

HeaderObject.prototype.Edit_getFontSize = function()
{
	if (this.m_obj)
		return this.m_obj.style.fontSize;
	return "";	
}

HeaderObject.prototype.Edit_getFontWeight = function()
{
	if (this.m_obj)
		return this.m_obj.style.fontWeight;
	return "";	
}

HeaderObject.prototype.Edit_getMaxChars = function()
{
	return "300";	
}
HeaderObject.prototype.Edit_getTextAlign = function()
{
	return "center";	
}

HeaderObject.prototype.Edit_getPadding = function()
{
	return "2px 2px 2px 2px";	
}

//				end Edit interface
//////////////////////////////////////////////////////////////////////