Hi Dan,

Declare your "marker" variable as a global rather than local.

Paul

On Apr 7, 9:33 pm, Dan M <[email protected]> wrote:
> I am trying to create some applications where users can add markers to
> a map and then store the latitude and longitude of the marker in a
> database. I am using the saveData function from the "From Infowindow
> to Database" example but I run into a problem with the first two lines
> of the saveData function. I get an error stating that "marker" is an
> undefined property. I create the marker in the onMapClick function,
> how can I access the lat/lng values of the marker in the saveData
> function? Should the function creating the marker return a value
> instead of void?  The saveData function is adding values from the
> comboBox and the description field to the Mysql database. I am very
> new to Actionscript and would appreciate a newbie type answer.
>
> Thanks,
>
> Dan
>
> Link to app with view source enabled.  I had to comment out the
> problem code in the saveData function and add code in the saveData
> function declaring lat and lng as variables in order to export the
> swf.
>
> http://www.wisswork.com/carbreak2.html
>
> Code is below:
>
> <?xml version="1.0" encoding="utf-8"?>
> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml";
> xmlns:map="com.google.maps.*" xmlns:flexlib="flexlib.controls.*"
>          layout="absolute" width="100%" height="100%" viewSourceURL="srcview/
> index.html">
>
> <mx:Script>
>         <![CDATA[
>                  import mx.controls.Alert;
>         ]]>
> </mx:Script>
>
> <mx:HBox height="100%" width="100%">
>
> <mx:Panel id="reportProblem"
>         title="Report Car Break-in"
>         height="100%"
>         width="100%"
>         paddingBottom="5"
>         paddingLeft="5"
>         paddingRight="5"
>         paddingTop="5"
>         fontFamily="Verdana"
>         horizontalAlign="left"
>         verticalAlign="top"
>         fontSize="10">
>         <mx:Form id="carBreakIn1">
>                 <mx:Label text="Location: Click on map or select parking lot 
> from
> dropdown menu"
>                         fontWeight="bold"
>                         paddingTop="10"/>
>                 <mx:Label text="Parking Lot Location"
>                         fontWeight="bold"/>
>                         <mx:ComboBox id="park" editable="false" 
> enabled="true">
>                                 <mx:ArrayCollection>
>                                 <mx:String>Valley Green Road</mx:String>
>                                 <mx:String>Wise's Mill Road</mx:String>
>                                 <mx:String>Valley Green Inn</mx:String>
>                         </mx:ArrayCollection>
>                         </mx:ComboBox>
>
>             <mx:Form includeInLayout="false" visible="false">
>                 <mx:FormItem label="Day of week" >
>             <mx:TextInput id="day" width="100"/>
>         </mx:FormItem>
>         <mx:FormItem label="Day of month">
>             <mx:TextInput id="date" width="100"/>
>         </mx:FormItem>
>         <mx:FormItem label="Month">
>             <mx:TextInput id="month" width="100"/>
>         </mx:FormItem>
>         <mx:FormItem label="Year">
>             <mx:TextInput id="year" width="100"/>
>         </mx:FormItem>
>         <mx:FormItem label="Date">
>             <mx:TextInput id="wholeDate" width="100"/>
>         </mx:FormItem>
>             </mx:Form>
>                 <mx:Text text="Description"/>
>                 <mx:FormItem id="desc"
>                         label="Description:"
>                         paddingTop="20"
>                         fontWeight="bold"
>                         width="100%"
>                         required="true">
>                         <mx:TextArea id="description" width="100%"
>                                 height="200"
>                                 restrict="a-z A-Z \-" />
>                 </mx:FormItem>
>
>                 <mx:Text id="contact"
>                         width="100%"
>                         text="Please add your contact info if we have 
> additional
> questions."
>                         fontWeight="bold"
>                         paddingTop="20"
>                         paddingBottom="10"/>
>                 <mx:FormItem id="contactName" label="Name:">
>                         <mx:TextInput restrict="a-z A-Z \-"/>
>                 </mx:FormItem>
>
>                 <mx:FormItem >
>                 <mx:Button id="submitBtn" label="Submit"
> enabled="true" click="saveData()"/>
>             </mx:FormItem>
>         </mx:Form>
>
> </mx:Panel>
> <mx:Panel title="Wissahickon" width="100%" height="100%"
> horizontalAlign="center">
>                 <map:Map
>                         id="map"
>
> key="ABQIAAAA7LM75iEnVkcC0EWfpbWivhSVGJuxO4Y265l7a1N7FIWWIgZmihSKvx9HzMW8HD­jln2SuFgBQA5jlmQ"
>                     mapevent_mappreinitialize="onMapPreinitialize(event)"
>                         mapevent_mapready="onMapReady(event)"
>                         width="100%" height="100%" />
>         </mx:Panel>
> </mx:HBox>
>   <mx:Script>
>         <![CDATA[
>         import com.google.maps.controls.ScaleControl;
>         import com.google.maps.LatLng;
>         import com.google.maps.Map;
>         import com.google.maps.MapOptions;
>         import com.google.maps.MapEvent;
>         import com.google.maps.MapType;
>         import com.google.maps.MapTypeOptions
>         import com.google.maps.controls.ZoomControl;
>         import com.google.maps.controls.ZoomControlOptions;
>         import com.google.maps.controls.MapTypeControl;
>         import com.google.maps.controls.MapTypeControlOptions;
>         import com.google.maps.controls.PositionControl;
>         import com.google.maps.controls.PositionControlOptions;
>         import com.google.maps.controls.ControlPosition;
>         import com.google.maps.interfaces.IMapType;
>         import mx.utils.ObjectUtil;
>         import com.google.maps.MapMouseEvent;
>         import com.google.maps.overlays.Marker;
>         import com.google.maps.overlays.MarkerOptions;
>         import com.google.maps.InfoWindowOptions;
>
>         private function onMapPreinitialize(event:Event):void {
>            var opts:MapOptions = new MapOptions();
>            opts.center = new LatLng(40.05659, -75.21888);
>            opts.zoom = 14;
>            map.setInitOptions(opts);
>        }
>          private function onMapReady(event:MapEvent):void {
>               map.enableScrollWheelZoom();
>                   map.enableContinuousZoom();
>                   map.addControl(new ZoomControl());
>               map.addControl(new ScaleControl());
>               map.addControl(new MapTypeControl());
>               map.addControl(new PositionControl());
>               map.addEventListener(MapMouseEvent.CLICK, onMapClick);
>          }
>
>           public function onMapClick(event:MapMouseEvent):void {
>                                 // add draggable marker to the map
>                                 var marker:Marker = new Marker(event.latLng, 
> new
> MarkerOptions({draggable: true}));
>
>                                          map.addOverlay(marker);
>                                          // prevent the addition of multiple 
> markers
>                     map.removeEventListener(MapMouseEvent.CLICK,
> onMapClick);
>                                          marker.getLatLng();
>
>           }
>
>     public function saveData():void {
>
>         var lat:Number = marker.getLatLng().lat();
>         var lng:Number = marker.getLatLng().lng();
>     var name:String = description.text;
>     var type:String = park.text;
>
>     var urlRequest:URLRequest = new 
> URLRequest("http://www.wisswork.com/phpsqlinfo_addrow.php";);
>     urlRequest.data = "name=" + name + "&type=" + type + "&lat=" + lat
> + "&lng=" + lng;
>     urlRequest.method = URLRequestMethod.GET;
>     var urlLoader:URLLoader = new URLLoader(urlRequest);
>     urlLoader.addEventListener("complete", function(e:Event):void {
>        if (urlLoader.data.length <= 1) {
>          Alert.show("Successfully added!");
>
>        } else {
>             Alert.show("There was an error adding the data :(");
>        }
>     });
>   }
>
>         ]]>
>   </mx:Script>
> </mx:Application>
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