Ethan, Yup, that was it. This works (although it's certainly not the only way to do it)...
<?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"; layout="absolute" creationPolicy="all"> <mx:Script> <![CDATA[ [Bindable] public var blogResult : Object; public function changeVS() : void{ postKeywords.text = ""; postTypeVS.selectedIndex = (whatPostsCB.selectedItem.data == "popular") ? 1 : 0 ; refresh(); } public function refresh() : void { if (whatPostsCB.selectedItem.data == "popular") blogAggrWS.getMostPopularPosts.send(); else blogAggrWS.search.send(); } ]]> </mx:Script> <mx:WebService id="blogAggrWS" wsdl="http://weblogs.macromedia.com/mxna/webservices/mxna2.cfc?wsdl"; useProxy="false" showBusyCursor="true"> <mx:operation name="getMostPopularPosts" result="blogResult=event.result;"> <mx:request> <daysBack>{daysBackCB.value}</daysBack> <limit>{numPostsCB.value}</limit> </mx:request> </mx:operation> <mx:operation name="search" result="blogResult=event.result;"> <mx:request> <offset>0</offset> <limit>50</limit> <searchTerms>{postKeywords.text}</searchTerms> <sortBy>relevance</sortBy> <languageIds>1</languageIds> </mx:request> </mx:operation> <mx:operation name="getLanguages"> <mx:request/> </mx:operation> </mx:WebService> <mx:Panel width="850" height="400" layout="absolute" horizontalCenter="0" verticalCenter="0" title="Adobe Blogs Post Finder"> <mx:HBox horizontalCenter="0" top="20" verticalAlign="middle"> <mx:Label text="Get:"/> <mx:ComboBox id="whatPostsCB" change="changeVS()"> <mx:Object label="Posts By Keyword" data="search" /> <mx:Object label="Most Popular Posts" data="popular" /> </mx:ComboBox> <mx:ViewStack id="postTypeVS" width="400"> <mx:HBox verticalAlign="middle"> <mx:TextInput id="postKeywords" text=""/> <mx:Button label="Search" click="refresh()"/> </mx:HBox> <mx:HBox verticalAlign="middle" width="372"> <mx:Spacer width="10"/> <mx:Label text="Show:"/> <mx:ComboBox id="numPostsCB" change="refresh()" selectedIndex="0"> <mx:Object label="Top 5 Posts" data="5" /> <mx:Object label="Top 10 Posts" data="10" /> <mx:Object label="Top 15 Posts" data="15" /> </mx:ComboBox> <mx:Spacer width="10"/> <mx:Label text="In Last:"/> <mx:ComboBox id="daysBackCB" change="refresh()" selectedIndex="0"> <mx:Object label="30 Days" data="30" /> <mx:Object label="60 Days" data="60" /> <mx:Object label="90 Days" data="90" /> </mx:ComboBox> </mx:HBox> </mx:ViewStack> </mx:HBox> <mx:DataGrid left="20" right="20" top="62" bottom="20" id="keyPostsDG" dataProvider="{blogResult}"> <mx:columns> <mx:DataGridColumn headerText="Post Title" textAlign="left"> <mx:itemRenderer> <mx:Component> <mx:LinkButton label="{data.postTitle}" click="navigateToURL(new URLRequest(data.postLink))" color="blue"/> </mx:Component> </mx:itemRenderer> </mx:DataGridColumn> <mx:DataGridColumn headerText="Clicks" dataField="clicks" width="50" textAlign="right"/> <mx:DataGridColumn headerText="Post Excerpt" dataField="postExcerpt" wordWrap="true"/> </mx:columns> </mx:DataGrid> </mx:Panel> </mx:Application> Darren >From: "Darren Houle" <[EMAIL PROTECTED]> >Reply-To: flexcoders@yahoogroups.com >To: flexcoders@yahoogroups.com >Subject: RE: [flexcoders] Variable Type for Web Service Result >Date: Wed, 23 Aug 2006 22:44:48 -0400 > >Ethan, > >I don't think it's your typing, I think it's your timing. Looks like >you're >flipping your postTyper() when the combobox is changed, but that's not >firing a new send() like the original blogger example did. Try changing >your code so that changing the combobox triggers the send() and the send >result="" handler triggers the postTyper(). That way you'll have the >correct data in lastResult when you change your blogResult variable. That >change should then be noticed by the bindings. > >Darren > > > >From: Ethan Miller <[EMAIL PROTECTED]> > >Reply-To: flexcoders@yahoogroups.com > >To: flexcoders@yahoogroups.com > >Subject: [flexcoders] Variable Type for Web Service Result > >Date: Wed, 23 Aug 2006 16:13:19 -0700 > > > >Greetings - > > > >Expanding on the "Connecting to Web Services" tutorial, I added a > >combo box for switching between methods of the API to the Adobe blog > >aggregator, ie from getMostPopularPosts to search. > > > >As both methods return the same columns, the data grid displaying the > >result can stay the same, other than needing a different value for > >data provider, ie: > > > > myWebService.getMostPopularPosts.lastResult > >vs > > myWebService.search.lastResult > > > >I was hoping therefore to bind the dataGrid dataProvider value to a > >variable which I'd set when users change the value of the comboBox > >(which selects which method to use). However I think I'm typing the > >variable which stores the value of the service result wrong, as I get > >null whenever I try and set the value (blogResult), show below: > > > ><?xml version="1.0" encoding="utf-8"?> > ><mx:Application > > xmlns:mx="http://www.adobe.com/2006/mxml"; > > layout="absolute"> > > > ><mx:Script> > > <![CDATA[ > > > > [Bindable] > > public var blogResult:Object = null; > > > > public function postTyper(event:Event):void{ > > if (event.currentTarget.selectedItem.data == "popular"){ > > postTypeVS.selectedIndex=1; > > blogResult = > > blogAggrWS.getMostPopularPosts.lastResult; > > trace (blogResult); > > } > > else{ > > postTypeVS.selectedIndex=0; > > blogResult = blogAggrWS.search.lastResult; > > trace (blogResult); > > } > > } > > ]]> > ></mx:Script> > > > > <mx:WebService id="blogAggrWS" > > wsdl="http://weblogs.macromedia.com/mxna/webservices/mxna2.cfc? > >wsdl" > > useProxy="false"> > > > > <mx:operation name="getMostPopularPosts"> > > <mx:request> > > <daysBack>{daysBackCB.value}</daysBack> > > <limit>{numPostsCB.value}</limit> > > </mx:request> > > </mx:operation> > > > > <mx:operation name="search"> > > <mx:request> > > <offset>0</offset> > > <limit>50</limit> > > <searchTerms>{postKeywords.text}</searchTerms> > > <sortBy>relevance</sortBy> > > <languageIds>1</languageIds> > > </mx:request> > > </mx:operation> > > > > <mx:operation name="getLanguages"> > > <mx:request/> > > </mx:operation> > > > > </mx:WebService> > > > > <mx:Panel > > width="850" height="400" > > layout="absolute" > > horizontalCenter="0" verticalCenter="0" > > title="Adobe Blogs Post Finder"> > > > > <mx:HBox horizontalCenter="0" top="20" verticalAlign="middle"> > > > > <mx:Label text="Get:"/> > > > > <mx:ComboBox id="whatPostsCB" > > change="postTyper(event)"> > > <mx:Object label="Posts By Keyword" > > data="search" /> > > <mx:Object label="Most Popular Posts" > > data="popular" /> > > </mx:ComboBox> > > > > <mx:ViewStack id="postTypeVS" width="400"> > > > > <mx:HBox verticalAlign="middle"> > > <mx:TextInput id="postKeywords" > > text=""/> > > <mx:Button label="Search" > > click="blogAggrWS.search.send()"/> > > </mx:HBox> > > > > <mx:HBox verticalAlign="middle" width="372" > > > > creationComplete="blogAggrWS.getMostPopularPosts.send()"> > > > > <mx:Spacer width="10"/> > > > > <mx:Label text="Show:"/> > > <mx:ComboBox id="numPostsCB" > > > > change="blogAggrWS.getMostPopularPosts.send()"> > > <mx:Object label="Top 5 Posts" > > data="5" /> > > <mx:Object label="Top 10 Posts" > > data="10" /> > > <mx:Object label="Top 15 Posts" > > data="15" /> > > </mx:ComboBox> > > > > <mx:Spacer width="10"/> > > > > <mx:Label text="In Last:"/> > > <mx:ComboBox id="daysBackCB" > > > > change="blogAggrWS.getMostPopularPosts.send()"> > > <mx:Object label="30 Days" > > data="30" /> > > <mx:Object label="60 Days" > > data="60" /> > > <mx:Object label="90 Days" > > data="90" /> > > </mx:ComboBox> > > > > </mx:HBox> > > > > </mx:ViewStack> > > > > </mx:HBox> > > > > <mx:DataGrid left="20" right="20" top="62" bottom="20" > > id="keyPostsDG" > > dataProvider="{blogResult}"> > > <mx:columns> > > <mx:DataGridColumn headerText="Post Title" > > textAlign="left"> > > <mx:itemRenderer> > > <mx:Component> > > <mx:LinkButton > > label="{data.postTitle}" > > > > click="navigateToURL(new URLRequest(data.postLink))" > > color="blue"/> > > </mx:Component> > > </mx:itemRenderer> > > </mx:DataGridColumn> > > <mx:DataGridColumn headerText="Clicks" > > dataField="clicks" > >width="50" textAlign="right"/> > > <mx:DataGridColumn headerText="Post Excerpt" > >dataField="postExcerpt" wordWrap="true"/> > > </mx:columns> > > </mx:DataGrid> > > > > </mx:Panel> > > > ></mx:Application> > > > > > > > >-- > >Flexcoders Mailing List > >FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt > >Search Archives: http://www.mail-archive.com/flexcoders%40yahoogroups.com > >Yahoo! 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