From b5b75f83a207c00d3582745bd2dc1866639028b6 Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Fri, 18 Jan 2013 10:47:53 +0100
Subject: Rewrite of javascript engine to be more model-view-controller like.

---
 task.js | 123 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 task.js

(limited to 'task.js')

diff --git a/task.js b/task.js
new file mode 100644
index 0000000..ac9757f
--- /dev/null
+++ b/task.js
@@ -0,0 +1,123 @@
+/* -*- 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);
+    }
+}
\ No newline at end of file
-- 
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