tourdeflexmodules/src/spark/other/ScrollBarsExample.mxml

<?xml version="1.0"?>
<!--

  Licensed to the Apache Software Foundation (ASF) under one or more
  contributor license agreements.  See the NOTICE file distributed with
  this work for additional information regarding copyright ownership.
  The ASF licenses this file to You under the Apache License, Version 2.0
  (the "License"); you may not use this file except in compliance with
  the License.  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

-->
<!-- controls\bar\SBarSimple.mxml -->
<s:Module xmlns:fx="http://ns.adobe.com/mxml/2009"
			   xmlns:s="library://ns.adobe.com/flex/spark" 
			   xmlns:mx="library://ns.adobe.com/flex/mx">
	
	<fx:Script>
		<![CDATA[
			import mx.events.ScrollEvent;
			
			private function vbarScroll():void {
				log.text = "VScrollBar properties summary:" + '\n' +
					"------------------------------------" + '\n' +
					"Current scroll position: " + 
					bar.value  + '\n' +
					"The maximum scroll position: " + 
					bar.maximum + '\n' +
					"The minimum scroll position: " + 
					bar.minimum;
				
				rect.height = bar.value;
			}
			private function hbarScroll():void {
				log.text = "HScrollBar properties summary:" + '\n' +
					"------------------------------------" + '\n' +
					"Current scroll position: " + 
					hbar.value  + '\n' +
					"The maximum scroll position: " + 
					hbar.maximum + '\n' +
					"The minimum scroll position: " + 
					hbar.minimum;
				
				rect.width = hbar.value;
			}
		]]>
	</fx:Script> 
	
	<s:Panel title="VScrollBar and HScrollBar Sample" width="100%" height="100%">
		
		<s:layout>
			<s:HorizontalLayout paddingLeft="10" paddingRight="10" paddingTop="10" paddingBottom="10" />
		</s:layout>
		
		<s:VGroup>
			<s:Label 
				width="100%" 
				text="Drag the ScrollBar controls to change the size of the Rectangle graphic."/>
			
			<s:HGroup>
				<s:VScrollBar id="bar" 
							  height="180" 
							  minimum="0" 
							  maximum="{bar.height}"
							  stepSize="10" 
							  pageSize="10"
							  value="{rect.height}"
							  change="vbarScroll()"/>
				<s:Rect id="rect" width="50" height="20">
					<s:fill>
						<s:LinearGradient rotation="90">
							<s:GradientEntry color="#6191c3"/>
							<s:GradientEntry color="#6191c3"/>
							<s:GradientEntry alpha=".3"/>
						</s:LinearGradient>
					</s:fill>
				</s:Rect>
			</s:HGroup>
			<s:HScrollBar id="hbar" width="180" value="{rect.width}"
						  minimum="0" maximum="{hbar.width}" stepSize="10" pageSize="10" change="hbarScroll()"/>
		</s:VGroup>
		<s:VGroup width="200">
			<s:TextArea id="log" editable="false" height="88"/>	
			
			<s:Label text="The ScrollBar controls (HScrollBar and VScrollBar) can be used stand-alone, but typically you would combine it as part of 
another group of components to provide scrolling functionality. "/>	
		</s:VGroup>
		
	</s:Panel>
		
</s:Module>