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path: root/src/ws/view.js
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/* -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */

/*
function createNode()
{
	var node = new Node();
	node.id = 42;
	node.dump = function()
	{
		alert(this.id);
	}
}
*/

function getNode(subscribeid, id)
{
}

function updateNode(subscribeid, id, name, value)
{
}

function getBoard(subscribeid)
{
	var board = document.getElementById("board_" + subscribeid);
	if(!board)
	{
		board = document.createElement("div");
		board.name = "board";
		board.setAttribute("class", "board");
		board.id = "board_" + subscribeid;
		boards.appendChild(board);
	}

	return board;
}

//////////////////////////////////////////////////////
//////////////////////////////////////////////////////

function clear()
{
	document.getElementById("input_data").value = "";
}

function deleteNode(id)
{
	remove(id);
}

function drag(target, e)
{
	e.dataTransfer.setData('id', target.id);
	e.stopPropagation(); // <--- this fixes the drag target problem
	update(idFromStr(target.id), "dragged", "true");
}

function dragEnd(e)
{
	e.preventDefault();
	e.stopPropagation();

	// FIXME: This doesn't seem to work in Chromium 65
	var id = e.dataTransfer.getData('id');
	update(idFromStr(id), "dragged", "false");
}

function drop(target, e)
{
	e.preventDefault();
	e.stopPropagation();

	var id = e.dataTransfer.getData('id');
	update(idFromStr(id), "dragged", "false");
	move(idFromStr(id), idFromStr(target.id));
}

function subscribeMe(target, e)
{
	e.stopPropagation();
	subscribe(target.nodeid);
}

function unsubscribeMe(target, e)
{
	e.stopPropagation();
	unsubscribe(target.nodeid);
}

function showHideChildren(target, e)
{
	e.stopPropagation();
	updateid = idFromStr(target.id);
	if(target.style.backgroundColor != "red")
	{
		target.style.backgroundColor = "red";
		for(var i = 1; i < target.childNodes.length; i++)
		{
			target.childNodes[i].style.display = "none";
		}
	}
	else
	{
		target.style.backgroundColor = "grey";
		for(var i = 1; i < target.childNodes.length; i++)
		{
			target.childNodes[i].style.display = "block";
		}
	}
}

function node_submit()
{
	var data = document.getElementById("input_node_data");
	transmit(data.value);
	data.value = "";
}

function node_submit_KeyUpHandler(target, e)
{
	if(e.which == 13)
	{ // enter
		node_submit();
	}
}

//
// Butt ugly.. but hey! it works...
//
var updateid;
var divtxt;
var oldtxt;
var oldtitle;
function onKeyUpHandler(target, e)
{
	if(e.which == 13)
	{ // enter
		divtxt.removeChild(target);
		oldtxt.nodeValue = 'updating...';
		update(updateid, "title", target.value);
	}
	if(e.which == 27)
	{ // escape
		divtxt.removeChild(target);
		oldtxt.nodeValue = oldtitle;
	}
}

function onLostFocusHandler(target, e)
{
	if(target.value == oldtitle)
	{
		divtxt.removeChild(target);
		oldtxt.nodeValue = oldtitle;
	}
}

function editTitle(target, e)
{
	e.stopPropagation();
	updateid = idFromStr(target.id);
	if(updateid < 10)
	{
		return;
	}
	var inp = document.createElement("input");
	var txtdiv = document.getElementById(target.id + "_txt");
	divtxt = txtdiv;
	oldtxt = txtdiv.firstChild;
	oldtitle = oldtxt.nodeValue;
	oldtxt.nodeValue = "";
	inp.setAttribute("onkeyup", "onKeyUpHandler(this, event)");
	inp.setAttribute("onblur", "onLostFocusHandler(this, event)");
	inp.setAttribute("style", "border: inherit; padding: inherit; margin: inherit; background: inherit;");
	inp.value = oldtitle;
	lineedit = inp;
	txtdiv.appendChild(inp);
	inp.focus();
}