Bonjour j'ai quelques petits problèmes avec la gestion des évènements en Flex.
Je dispose de deux composants écrit en mxml :
- le premier basé sur TitleWindow et me servant pour afficher un formulaire dans une popup ;
- le second basé sur Panel affichant un tableau, le double click sur une ligne de ce tableau ouvrant la popup (le premier composant).
J'aimerais que mon second composant puise réagir à la validation de mon formulaire. Pour cela j'ai rajouté un évènement dans mon premier composant que je lance avec dispatchEvent(), puis j'ai mis mon second composant à l'écoute de cet évènement avec addEventListener().
Malheureusement mon handler n'est jamais appelé ...
Voici le code de mon premier composant :
Et celui de mon second composant :
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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84 <?xml version="1.0" encoding="utf-8"?> <mx:TitleWindow xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" width="350" height="250" title="Modifier un collaborateur" showCloseButton="true" close="closeForm()" color="#000000" borderColor="#99BBE8" cornerRadius="2" backgroundColor="#DFE8F6"> <mx:Metadata> [Event(name="updateCollaborateurEvent", type="flash.events.Event")] </mx:Metadata> <mx:Script> <![CDATA[ import mx.rpc.events.ResultEvent; import fr.smabtp.test.UpdateCollaborateurEvent; import mx.validators.Validator; import mx.collections.ArrayCollection; import fr.smabtp.test.Collaborateur; import mx.core.IFlexDisplayObject; import mx.managers.PopUpManager; private var oldCollaborateur:Collaborateur; private var newCollaborateur:Collaborateur; public function init(collaborateur:Collaborateur, array:ArrayCollection):void { service.dataProvider = array; badge.text = collaborateur.badge; fullname.text = collaborateur.name; service.selectedItem = collaborateur.service; collaborateur.habilitation == '1' ? yes.selected = true : no.selected = true; oldCollaborateur = collaborateur; } private function validateForm():void { var collaborateur:Collaborateur = new Collaborateur(); collaborateur.badge = badge.text; collaborateur.name = fullname.text; collaborateur.service = service.selectedItem as String; yes.selected ? collaborateur.habilitation = '1' : collaborateur.habilitation = '0'; newCollaborateur = collaborateur; testService.updateCollaborateur(collaborateur); } private function closeForm():void { PopUpManager.removePopUp(this as IFlexDisplayObject); } private function updateCollaborateurHandler(event:ResultEvent):void { if (event.result) { var updateCollaborateurEvent:UpdateCollaborateurEvent = new UpdateCollaborateurEvent("updateCollaborateurEvent", true); updateCollaborateurEvent.setOldCollaborateur(oldCollaborateur); updateCollaborateurEvent.setNewCollaborateur(newCollaborateur); this.dispatchEvent(updateCollaborateurEvent); } PopUpManager.removePopUp(this as IFlexDisplayObject); } ]]> </mx:Script> <mx:RemoteObject id="testService" destination="testService"> <mx:method name="updateCollaborateur" result="updateCollaborateurHandler(event)" /> </mx:RemoteObject> <mx:Form width="100%"> <mx:FormItem label="Badge :" horizontalAlign="left" width="100%"> <mx:Label id="badge" /> </mx:FormItem> <mx:FormItem label="Nom :" horizontalAlign="left" width="100%"> <mx:Label id="fullname" /> </mx:FormItem> <mx:FormItem label="Service :" horizontalAlign="left" width="100%"> <mx:ComboBox id="service" /> </mx:FormItem> <mx:FormItem label="CRM appliqué :" horizontalAlign="left" width="100%"> <mx:RadioButton id="yes" label="Oui" /> <mx:RadioButton id="no" label="Non" /> </mx:FormItem> <mx:FormItem> <mx:HBox> <mx:Button label="Annuler" click="closeForm()" /> <mx:Button label="Valider" click="validateForm()" /> </mx:HBox> </mx:FormItem> </mx:Form> </mx:TitleWindow>
Que dois je faire pour gérer correctement mon évènement ?
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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220 <?xml version="1.0" encoding="utf-8"?> <mx:Panel xmlns:mx="http://www.adobe.com/2006/mxml" verticalGap="0"> <mx:Script> <![CDATA[ import mx.rpc.remoting.mxml.RemoteObject; import fr.smabtp.test.UpdateCollaborateurEvent; import fr.smabtp.test.FilterEvent; import mx.core.IFlexDisplayObject; import mx.controls.Image; import fr.smabtp.test.Collaborateur; import mx.utils.URLUtil; import mx.rpc.events.FaultEvent; import mx.rpc.events.ResultEvent; import mx.collections.SortField; import mx.collections.Sort; import mx.controls.DataGrid; import mx.events.DataGridEvent; import mx.charts.renderers.DiamondItemRenderer; import mx.managers.PopUpManager; import mx.collections.ArrayCollection; [Bindable] public var gridData:ArrayCollection = new ArrayCollection(); private var allData:ArrayCollection = new ArrayCollection(); private var currentPage:uint = 1; private var pageSize:uint = 10; private var nbPage:uint = 1; private var lastIndex:int = -1; private var desc:Boolean = false; private var services:ArrayCollection; private var arrayFilter:Function = function(item:*, index:int, array:Array):Boolean {return true}; public function setData(array:ArrayCollection):void { for (var i:uint = 0; i < array.length; i++) { allData.addItem(array[i] as Collaborateur); } first.enabled = false; previous.enabled = false; nbPage = Math.ceil(allData.length / pageSize); nbPageLabel.text = "sur " + nbPage; currentPageInput.text = currentPage.toString(); refreshGridDataProvider(); parent.addEventListener("filterEvent", updateFilterHandler); parent.addEventListener("updateCollaborateurEvent", updateCollaborateurHandler); } public function setServices(array:ArrayCollection):void { services = array; } private function updateFilterHandler(event:FilterEvent):void { this.arrayFilter = event.getFilterArray(); allData.filterFunction = event.getFilter(); allData.refresh(); refreshGridModel(); } private function updateCollaborateurHandler(event:UpdateCollaborateurEvent):void { var oldCollaborateur:Collaborateur = event.getOldCollaborateur(); var oldCollaborateurIndex:int = gridData.getItemIndex(oldCollaborateur); gridData.removeItemAt(oldCollaborateurIndex); gridData.addItemAt(event.getNewCollaborateur(), oldCollaborateurIndex); refreshGridModel(); } private function goToPage(page:uint):void { if (page < 1 || page > nbPage) { currentPageInput.text = currentPage.toString(); } else { currentPage = page; currentPageInput.text = currentPage.toString(); toggleNavigation(); refreshGridDataProvider(); } } private function toggleNavigation():void { if (currentPage == 1 && currentPage == nbPage) { first.enabled = false; previous.enabled = false; next.enabled = false; last.enabled = false; } else if (currentPage == 1) { first.enabled = false; previous.enabled = false; next.enabled = true; last.enabled = true; } else if (currentPage == nbPage) { first.enabled = true; previous.enabled = true; next.enabled = false; last.enabled = false; } else if (currentPage > 1 && currentPage < nbPage) { first.enabled = true; previous.enabled = true; next.enabled = true; last.enabled = true; } } private function changePageSize(event:Event):void { pageSize = ComboBox(event.target).selectedItem.data; refreshGridModel(); } private function refreshGridDataProvider():void { var index:uint = currentPage - 1; var tmp:ArrayCollection = new ArrayCollection(allData.source.filter(arrayFilter).slice(index * pageSize, (index * pageSize) + pageSize)); tmp.sort = collaborateurs.dataProvider.sort; gridData = tmp; } private function refreshGridModel():void { nbPage = Math.ceil(allData.length/pageSize); nbPageLabel.text = "sur " + nbPage; if (currentPage > nbPage) { currentPage = 1; currentPageInput.text = currentPage.toString(); } toggleNavigation(); refreshGridDataProvider(); } private function beforeSort(event:DataGridEvent):void { if (event.columnIndex == lastIndex) { desc = !desc; } else { desc = false; lastIndex = event.columnIndex; } if (desc) { allData.source.sortOn(event.dataField, Array.DESCENDING); } else { allData.source.sortOn(event.dataField); } refreshGridDataProvider(); } private function showCollaborateurForm():void { var popup:IFlexDisplayObject = PopUpManager.createPopUp(this, CollaborateurForm, true); PopUpManager.centerPopUp(popup); var castPopup:CollaborateurForm = popup as CollaborateurForm; castPopup.init(collaborateurs.selectedItem as Collaborateur, services); } ]]> </mx:Script> <mx:DataGrid id="collaborateurs" dataProvider="{gridData}" width="100%" rowCount="10" borderStyle="solid" headerRelease="beforeSort(event)" doubleClick="showCollaborateurForm()" doubleClickEnabled="true" borderColor="#99BBE8" themeColor="#D2D2D2"> <mx:columns> <mx:DataGridColumn dataField="badge" headerText="Badge" /> <mx:DataGridColumn dataField="name" headerText="Nom" /> <mx:DataGridColumn dataField="service" headerText="Service" /> <mx:DataGridColumn dataField="habilitation" headerText="Habilitation CRM appliqué" /> </mx:columns> </mx:DataGrid> <mx:HBox height="28" verticalAlign="middle" borderStyle="solid" borderColor="#99BBE8" width="100%"> <mx:LinkButton id="first" icon="@Embed(source='images/grid/page-first.gif')" width="15" click="goToPage(1)"> <mx:disabledIcon>@Embed(source='images/grid/page-first-disabled.gif')</mx:disabledIcon> </mx:LinkButton> <mx:LinkButton id="previous" width="15" click="goToPage(currentPage - 1)" icon="@Embed(source='images/grid/page-prev.gif')"> <mx:disabledIcon>@Embed(source='images/grid/page-prev-disabled.gif')</mx:disabledIcon> </mx:LinkButton> <mx:VRule height="14" /> <mx:Label text="Page" /> <mx:TextInput id="currentPageInput" width="30" enter="goToPage(parseInt(TextInput(event.target).text))" borderStyle="solid" cornerRadius="2" borderColor="#99BBE8"/> <mx:Label id="nbPageLabel" text="sur ?" /> <mx:VRule height="14" /> <mx:LinkButton id="next" icon="@Embed(source='images/grid/page-next.gif')" width="15" click="goToPage(currentPage + 1)"> <mx:disabledIcon>@Embed(source='images/grid/page-next-disabled.gif')</mx:disabledIcon> </mx:LinkButton> <mx:LinkButton id="last" icon="@Embed(source='images/grid/page-last.gif')" width="15" click="goToPage(nbPage)"> <mx:disabledIcon>@Embed(source='images/grid/page-last-disabled.gif')</mx:disabledIcon> </mx:LinkButton> <mx:VRule height="14" /> <mx:Label text="Afficher" /> <mx:ComboBox id="pageSizeComboBox" width="60" close="changePageSize(event)"> <mx:Array> <mx:Object data="10" label="10" /> <mx:Object data="20" label="20" /> <mx:Object data="40" label="40" /> </mx:Array> </mx:ComboBox> <mx:Label text="lignes/pages" /> </mx:HBox> </mx:Panel>
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