1 <?xml version="1.0" encoding="utf-8"?>
3 xmlns:mx="http://www.adobe.com/2006/mxml"
4 xmlns:potlatch2="net.systemeD.potlatch2.*"
5 title="Select Relation" width="350" height="400"
6 showCloseButton="true" close="PopUpManager.removePopUp(this);">
9 import net.systemeD.halcyon.*;
10 import net.systemeD.halcyon.connection.*;
11 import net.systemeD.potlatch2.*;
12 import mx.managers.PopUpManager;
13 import mx.core.Application;
14 import mx.core.FlexGlobals;
16 private var conn:Connection;
17 private var relationList:Array;
18 private var entity:Entity;
19 private var defaulttags:Object;
21 /** Initialise panel used to add and remove relations from an entity.
22 * @param e Entity that is being edited.
23 * @param t Object containing tag match patterns as properties, for the kind of relation sought.
25 public function init(e:Entity, t:Object):void {
29 for (var k:String in t) {
30 //tagmatches[k]=t[k];// deep copy match pattern tags
31 defaulttags[k]=t[k][0]; // route=[hiking,foot] -> route=hiking
33 PopUpManager.addPopUp(this, Application(FlexGlobals.topLevelApplication), true);
34 PopUpManager.centerPopUp(this);
36 var titles:Array = [];
37 relationList = conn.getMatchingRelationIDs(t);
38 if (relationList.length == 0) {
39 warning.text = "No relations available";
41 warning.text = "These relations are available:";
43 //relationSelector.dataProvider = relationList;
44 for each (var id:Number in relationList) {
45 var relation:Relation = conn.getRelation(id);
46 titles.push({label:id + ": " + relation.getDescription(), relId:id});
48 relationSelector.dataProvider = titles;
51 public function updateEntityAndClose():void {
52 var undo:CompositeUndoableAction = new CompositeUndoableAction("Add to relation");
53 for each (var relObject:Object in relationSelector.selectedItems) {
54 var relation:Relation = conn.getRelation(relObject.relId);
55 if (entity is EntityCollection) {
56 for each (var e:Entity in EntityCollection(entity).entities) {
57 if (relation.findEntityMemberIndex(e)==-1) {
58 relation.appendMember(new RelationMember(e, ''), undo.push);
62 relation.appendMember(new RelationMember(entity, ''), undo.push);
65 MainUndoStack.getGlobalStack().addAction(undo);
66 PopUpManager.removePopUp(this);
69 public function closeAndNewRelation():void {
71 if (entity is EntityCollection) {
72 for each (var e:Entity in EntityCollection(entity).entities) {
73 members.push(new RelationMember(e, ''));
75 } else members.push(new RelationMember(entity, ''));
76 var relation:Relation = conn.createRelation(defaulttags, members, MainUndoStack.getGlobalStack().addAction);
78 PopUpManager.removePopUp(this);
79 var panel:RelationEditorPanel = RelationEditorPanel(
80 PopUpManager.createPopUp(Application(FlexGlobals.topLevelApplication), RelationEditorPanel, true));
81 panel.setRelation(relation);
82 PopUpManager.centerPopUp(panel);
85 public function closeAndLoadRelation():void {
86 PopUpManager.removePopUp(this);
87 var panel:RelationLoaderPanel = RelationLoaderPanel(
88 PopUpManager.createPopUp(Application(FlexGlobals.topLevelApplication), RelationLoaderPanel, true));
89 panel.setEntity(entity);
90 PopUpManager.centerPopUp(panel);
94 <mx:Text id="warning" text="" />
95 <mx:List width="100%" height="100%" id="relationSelector" verticalScrollPolicy="on" allowMultipleSelection="true" >
98 <mx:Button label="New Relation..." click="closeAndNewRelation();" styleName="titleWindowButton" />
99 <mx:Button label="Load Relation..." click="closeAndLoadRelation();" styleName="titleWindowButton" />
100 <mx:Spacer width="100%"/>
101 <mx:Button label="Select" click="updateEntityAndClose();" enabled="{relationSelector.selectedItems.length>0}" styleName="titleWindowButton" />