net/systemeD/potlatch2/find/FindDialog.mxml

   1 <?xml version="1.0" encoding="utf-8"?>
   2 <mx:TitleWindow
   3         xmlns:mx="http://www.adobe.com/2006/mxml"
   4         layout="vertical" showCloseButton="true"
   5         horizontalAlign="center" title="Search"
   6         width="458" height="350" verticalGap="0" creationComplete="txtFind.setFocus()">
   7         <mx:Script><![CDATA[
   8         import flash.events.Event;
   9                 import mx.core.Application;
  10                 import mx.core.FlexGlobals;
  11                 import mx.events.CloseEvent;
  12                 import mx.events.FlexEvent;
  13                 import mx.managers.PopUpManager;
  14                 import mx.rpc.events.ResultEvent;
  15                 import mx.rpc.http.HTTPService;
  16                 import mx.controls.Alert;
  17         import mx.events.ListEvent;
  18
  19                 import net.systemeD.halcyon.Globals;
  20
  21                 private var nominatim:HTTPService = new HTTPService;
  22                 private var nominatimURL:String = "http://open.mapquestapi.com/nominatim/v1/search?";   // ** FIXME - this should be user-configurable
  23                 private var nomOptions:Object = { addressdetails:"1", limit:"10", format:"xml" };
  24         private var selectedResult:Object = {lat: "0", lon: "0"};
  25
  26                 [Bindable]
  27         private var searchResults:XMLList;
  28
  29
  30                 public function init():void {
  31                         PopUpManager.addPopUp(this, Application(FlexGlobals.topLevelApplication), true);
  32                         PopUpManager.centerPopUp(this);
  33                         this.addEventListener(CloseEvent.CLOSE, findDialog_close);
  34
  35                         var obj:SharedObject = SharedObject.getLocal("user_state");
  36
  37                 }
  38
  39                 private function findDialog_close(evt:CloseEvent):void {
  40                         PopUpManager.removePopUp(this);
  41                 }
  42
  43                 private function goFetch(q:String):void {
  44
  45                         var searchCall:String = nominatimURL;
  46                         for (var item:String in nomOptions) {
  47                                 searchCall += item + "=";
  48                                 searchCall += nomOptions[item] + "&";
  49                         }
  50                         searchCall += "q=" + q;
  51                         this.nominatim.url = searchCall
  52                         this.nominatim.addEventListener(ResultEvent.RESULT, goneFetched);
  53                         this.nominatim.resultFormat = 'e4x';
  54
  55                         this.nominatim.send();
  56
  57                 }
  58
  59                 private function goneFetched(e:ResultEvent):void {
  60                         searchResults = e.result.* as XMLList;
  61                 }
  62
  63                 protected function btnFind_clickHandler(event:MouseEvent):void {
  64                         goFetch(txtFind.text);
  65                 }
  66
  67
  68                 protected function txtFind_enterHandler(event:FlexEvent):void {
  69                         goFetch(txtFind.text);
  70                 }
  71
  72         private function setSelected(evt:ListEvent):void {
  73             //Alert.show(evt.itemRenderer.data.@lat);
  74             selectedResult = { lat: evt.itemRenderer.data.@lat, lon: evt.itemRenderer.data.@lon };
  75         }
  76
  77         private function goToSelected():void {
  78             FlexGlobals.topLevelApplication.theMap.updateCoordsFromLatLon(selectedResult.lat, selectedResult.lon);
  79             FlexGlobals.topLevelApplication.theMap.download();
  80             //FlexGlobals.topLevelApplication.theMap.redraw();
  81             PopUpManager.removePopUp(this);
  82         }
  83
  84
  85         ]]>
  86         </mx:Script>
  87
  88         <mx:HBox horizontalAlign="left" width="100%">
  89                 <mx:Label text="Enter place name: " />
  90                 <mx:TextInput id="txtFind" width="100%" enter="txtFind_enterHandler(event)"/>
  91                 <mx:Button label="Search" id="btnFind" click="btnFind_clickHandler(event)"/>
  92         </mx:HBox>
  93
  94         <mx:Spacer height="10"/>
  95
  96         <mx:DataGrid id="dgResults" dataProvider="{searchResults}" change="setSelected(event)" width="100%" height="100%">
  97                 <mx:columns>
  98                         <mx:DataGridColumn headerText="Name" dataField="@display_name" minWidth="200" />
  99                         <mx:DataGridColumn headerText="Type" dataField="@type"/>
 100                         <mx:DataGridColumn headerText="Class" dataField="@class"/>
 101                         <mx:DataGridColumn headerText="ID" dataField="@osm_id"/>
 102         </mx:columns>
 103         </mx:DataGrid>
 104
 105     <mx:ControlBar>
 106         <mx:Label text="Results from Nominatim" />
 107         <mx:Spacer width="100%"/>
 108         <mx:Button label="Cancel" click="PopUpManager.removePopUp(this);" styleName="titleWindowButton" />
 109         <mx:Button label="Jump to" click="goToSelected();" styleName="titleWindowButton" enabled="{dgResults.selectedItem != null? true : false}" />
 110     </mx:ControlBar>
 111
 112 </mx:TitleWindow>