https://geoportal-lkl.de/ajaxpro/prototype.ashx

1//--------------------------------------------------------------
2// Copyright (C) 2021 Michael Schwarz (http://www.ajaxpro.info).
3// All rights reserved.
4//--------------------------------------------------------------
5
6// prototype.js
7//<script>
8
9if (!Object.extend) //schon eine Prototype Implementierung vorhanden, dann machen wir den Kram mal nicht selber
10{
11
12	Object.extend = function (dest, source, replace)
13	{
14		for (var prop in source)
15		{
16			if (replace == false && dest[prop] != null) { continue; }
17			dest[prop] = source[prop];
18		}
19		return dest;
20	};
21
22	Object.extend(Function.prototype, {
23		/*
24		apply: function(o, a) {
25			var r, x = "__fapply";
26			if(typeof o != "object") { o = {}; }
27			o[x] = this;
28			var s = "r = o." + x + "(";
29			for(var i=0; i<a.length; i++) {
30				if(i>0) { s += ","; }
31				s += "a[" + i + "]";
32			}
33			s += ");";
34			eval(s);
35			delete o[x];
36			return r;
37		},*/
38		bind: function (o)
39		{
40			if (!Function.__objs)
41			{
42				Function.__objs = [];
43				Function.__funcs = [];
44			}
45			var objId = o.__oid;
46			if (!objId)
47			{
48				Function.__objs[objId = o.__oid = Function.__objs.length] = o;
49			}
50
51			var me = this;
52			var funcId = me.__fid;
53			if (!funcId)
54			{
55				Function.__funcs[funcId = me.__fid = Function.__funcs.length] = me;
56			}
57
58			if (!o.__closures)
59			{
60				o.__closures = [];
61			}
62
63			var closure = o.__closures[funcId];
64			if (closure)
65			{
66				return closure;
67			}
68
69			o = null;
70			me = null;
71
72			return Function.__objs[objId].__closures[funcId] = function ()
73			{
74				return Function.__funcs[funcId].apply(Function.__objs[objId], arguments);
75			};
76		}
77	}, false);
78
79	Object.extend(Array.prototype, {
80		/*push: function(o) {
81			this[this.length] = o;
82		},*/
83		addRange: function (items)
84		{
85			if (items.length > 0)
86			{
87				for (var i = 0; i < items.length; i++)
88				{
89					this.push(items[i]);
90				}
91			}
92		},
93		clear: function ()
94		{
95			this.length = 0;
96			return this;
97		}/*,
98	shift: function() {
99		if(this.length == 0) { return null; }
100		var o = this[0];
101		for(var i=0; i<this.length-1; i++) {
102			this[i] = this[i + 1];
103		}
104		this.length--;
105		return o;
106	}*/
107	}, false);
108
109	Object.extend(String.prototype, {
110		trimLeft: function ()
111		{
112			return this.replace(/^\s*/, "");
113		},
114		trimRight: function ()
115		{
116			return this.replace(/\s*$/, "");
117		},
118		trim: function ()
119		{
120			return this.trimRight().trimLeft();
121		},
122		endsWith: function (s)
123		{
124			if (this.length == 0 || this.length < s.length) { return false; }
125			return (this.substr(this.length - s.length) == s);
126		},
127		startsWith: function (s)
128		{
129			if (this.length == 0 || this.length < s.length) { return false; }
130			return (this.substr(0, s.length) == s);
131		},
132		split: function (c)
133		{
134			var a = [];
135			if (this.length == 0) return a;
136			var p = 0;
137			for (var i = 0; i < this.length; i++)
138			{
139				if (this.charAt(i) == c)
140				{
141					a.push(this.substring(p, i));
142					p = ++i;
143				}
144			}
145			a.push(s.substr(p));
146			return a;
147		}
148	}, false);
149
150	Object.extend(String, {
151		/*format: function(s) {
152			for(var i=1; i<arguments.length; i++) {
153				s = s.replace("{" + (i -1) + "}", arguments[i]);
154			}
155			return s;
156		},*/
157		isNullOrEmpty: function (s)
158		{
159			if (s == null || s.length == 0)
160			{
161				return true;
162			}
163			return false;
164		}
165	}, false);
166
167}
168
169if (typeof addEvent == "undefined")
170	addEvent = function (o, evType, f, capture)
171	{
172		if (o == null) { return false; }
173		if (o.addEventListener)
174		{
175			o.addEventListener(evType, f, capture);
176			return true;
177		} else if (o.attachEvent)
178		{
179			var r = o.attachEvent("on" + evType, f);
180			return r;
181		} else
182		{
183			try { o["on" + evType] = f; } catch (e) { }
184		}
185	};
186
187if (typeof removeEvent == "undefined")
188	removeEvent = function (o, evType, f, capture)
189	{
190		if (o == null) { return false; }
191		if (o.removeEventListener)
192		{
193			o.removeEventListener(evType, f, capture);
194			return true;
195		} else if (o.detachEvent)
196		{
197			o.detachEvent("on" + evType, f);
198		} else
199		{

200			try { o["on" + evType] = function () { }; } catch (e) { }
201		}
202	};