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/* -*- Mode: javascript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
var tasks = new Array();
function findTask(id, observeid)
{
for(var i = 0; i < tasks.length; i++) {
var task = tasks[i];
var child = task.findTask(id, observeid);
if(child != null) return child;
}
return null;
}
function Task(id, observeid)
{
this.id = id;
this.observeid = observeid;
this.children = new Array();
this.attributes = {};
this.parent = null;
// Elements:
this.element = document.createElement("div");
this.div_id = document.createElement("span");
this.div_title = document.createElement("span");
}
Task.prototype.dump = function()
{
alert(this.id);
}
Task.prototype.findTask = function(id, observeid)
{
if(this.observeid != observeid) return null;
if(this.id == id) return this;
for(var i = 0; i < this.children.length; i++) {
var task = this.children[i];
var child = task.findTask(id, observeid);
if(child != null) return child;
}
return null;
}
Task.prototype.addChild = function(task)
{
if(task.parent != null) task.parent.removeChild(task);
this.children.push(task);
task.parent = this;
this.element.appendChild(task.element);
}
Task.prototype.removeChild = function(task)
{
this.children = this.children.filter(
function(e) {
return e.id != task.id;
});
task.parent = null;
this.element.removeChild(task.element);
}
Task.prototype.create = function()
{
var task = this.element;
task.name = "task";
task.setAttribute("class", "task");
task.setAttribute("ondblclick", "editTitle(this, event)");
//task.setAttribute("onclick", "showHideChildren(this, event)");
task.setAttribute("ondrop", "drop(this, event)");
task.setAttribute("ondragover", "return false");
task.setAttribute("draggable", true);
task.setAttribute("ondragstart", "drag(this, event)");
task.setAttribute("title", this.id);
task.id = createId(this.observeid, this.id);
/*
var observe_button = document.createElement("div");
observe_button.name = "observe_button";
observe_button.setAttribute("onclick", "observeMe(this, event)");
observe_button.setAttribute("title", this.id);
observe_button.setAttribute("style", "float: left; display: inline-box; width:14px; height: 14px; border: solid green 2px; cursor: pointer;");
var txt_plus = document.createTextNode("+");
observe_button.appendChild(txt_plus);
task.appendChild(observe_button);
var unobserve_button = document.createElement("div");
unobserve_button.name = "unobserve_button";
unobserve_button.setAttribute("onclick", "unobserveMe(this, event)");
unobserve_button.setAttribute("title", this.id);
unobserve_button.setAttribute("style", "float: left; display: inline-box; width:14px; height: 14px; border: solid red 2px; cursor: pointer;");
var txt_minus = document.createTextNode("-");
unobserve_button.appendChild(txt_minus);
task.appendChild(unobserve_button);
*/
this.element.appendChild(this.div_id);
var id_txt = document.createTextNode(this.id);
this.div_id.appendChild(id_txt);
this.element.appendChild(this.div_title);
this.setAttribute("title", "(missing title)");
}
Task.prototype.setAttribute = function(name, value)
{
this.attributes[name] = value;
if(name == "title") {
if(this.div_title.firstChild != null) {
this.div_title.removeChild(this.div_title.firstChild);
}
var title_txt = document.createTextNode(value);
this.div_title.appendChild(title_txt);
}
}
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