/bin/std/js/Scroll.hx

 1/*
 2 * Copyright (c) 2005-2009, The haXe Project Contributors
 3 * All rights reserved.
 4 * Redistribution and use in source and binary forms, with or without
 5 * modification, are permitted provided that the following conditions are met:
 6 *
 7 *   - Redistributions of source code must retain the above copyright
 8 *     notice, this list of conditions and the following disclaimer.
 9 *   - Redistributions in binary form must reproduce the above copyright
10 *     notice, this list of conditions and the following disclaimer in the
11 *     documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE HAXE PROJECT CONTRIBUTORS "AS IS" AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL THE HAXE PROJECT CONTRIBUTORS BE LIABLE FOR
17 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
23 * DAMAGE.
24 */
25package js;
26
27class Scroll {
28
29	public static function getTop() : Int untyped {
30		var sy = window.pageYOffset;
31		if( __js__("typeof")(sy) == 'number' )
32			return sy;
33		if( document.body ) {
34			sy = document.body.scrollTop;
35			if( sy ) return sy;
36		}
37		return document.documentElement.scrollTop;
38	}
39
40	public static function getLeft() : Int untyped {
41		var sx = window.pageXOffset;
42		if( __js__("typeof")(sx) == 'number' )
43			return sx;
44		if( document.body ) {
45			sx = document.body.scrollLeft;
46			if( sx ) return sx;
47		}
48		return document.documentElement.scrollLeft;
49	}
50
51	public static function set(left:Int,top:Int) untyped {
52		window.scroll(left,top);
53	}
54
55}