From 56c6def9266f24f97857cc7068fe2d65a7b285b0 Mon Sep 17 00:00:00 2001
From: Scott González <scott.gonzalez@gmail.com>
Date: Mon, 9 Nov 2009 03:10:57 +0000
Subject: Slider: Added paging - page up/down jumps by 1/5 the size of the
 range.

Fixes #3096 - Add a paging option for slider
---
 ui/jquery.ui.slider.js | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'ui/jquery.ui.slider.js')

diff --git a/ui/jquery.ui.slider.js b/ui/jquery.ui.slider.js
index 105a08ff9..2c96bd018 100644
--- a/ui/jquery.ui.slider.js
+++ b/ui/jquery.ui.slider.js
@@ -13,6 +13,10 @@
 
 (function($) {
 
+// number of pages in a slider
+// (how many times can you page up/down to go through the whole range)
+var numPages = 5;
+
 $.widget("ui.slider", $.extend({}, $.ui.mouse, {
 
 	_init: function() {
@@ -119,6 +123,8 @@ $.widget("ui.slider", $.extend({}, $.ui.mouse, {
 			switch (event.keyCode) {
 				case $.ui.keyCode.HOME:
 				case $.ui.keyCode.END:
+				case $.ui.keyCode.PAGE_UP:
+				case $.ui.keyCode.PAGE_DOWN:
 				case $.ui.keyCode.UP:
 				case $.ui.keyCode.RIGHT:
 				case $.ui.keyCode.DOWN:
@@ -146,6 +152,12 @@ $.widget("ui.slider", $.extend({}, $.ui.mouse, {
 				case $.ui.keyCode.END:
 					newVal = self._valueMax();
 					break;
+				case $.ui.keyCode.PAGE_UP:
+					newVal = curVal + ((self._valueMax() - self._valueMin()) / numPages);
+					break;
+				case $.ui.keyCode.PAGE_DOWN:
+					newVal = curVal - ((self._valueMax() - self._valueMin()) / numPages);
+					break;
 				case $.ui.keyCode.UP:
 				case $.ui.keyCode.RIGHT:
 					if(curVal == self._valueMax()) return;
-- 
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