I'm not entirely sure, but I would have expected your code to throw an error.
The function references an MXML DataGrid ( dg ) inside bpmnFigureData before
bpmnFigureData is added as a child.
That means that createChildren hasn't been run yet and I would expect DG to be
null.
--- In flexcoders@yahoogroups.com, Nini7016 Nini7016 <nahloulaha...@...> wrote:
>
>
> Hello :)
>
> I created a dataGrid in a file MXML like this : *
>
> <mx:Panel title=" Handing Data" height="100%" width="100%"
> paddingTop="10" paddingLeft="10" paddingRight="10">
>
> <!--<mx:Label width="100%" color="blue"
> text="Select a row in the DataGrid control."/>-->
>
> <mx:DataGrid id="dg" name="dataGrid" width="100%" editable="true"
> resizableColumns="true" >
> <mx:columns>
> <mx:DataGridColumn dataField="variable" headerText="Variable"
> />
> <mx:DataGridColumn dataField="type" headerText="Type" />
> <mx:DataGridColumn dataField="value" headerText="Value" />
> <mx:DataGridColumn dataField="operation"
> headerText="Operation" />
> </mx:columns>
> </mx:DataGrid>
>
> <mx:HBox width="100%" height="100%">
> <mx:Button name="validate" label="Validate"
> click="{retreiveData(4,bpmnDataComponent)}" />
> <mx:Button name="cancel" label="Cancel"
> click="{display(bpmnDataComponent)}"/>
> <mx:Button name="add" label="Add Data"
> click="{fillDataGridData2(start)}"/>
> </mx:HBox>
>
> </mx:Panel>
>
> and i created a function called retreiveData like this in the same
> Script :
>
> public function retreiveData(index : int , bpmnDataComponent :
> BpmnDataComponent): void
> {
> var dp: ListCollectionView = dg.dataProvider as
> ListCollectionView;
>
> if(dp==null){
> //dg.dataProvider = handData;
> }
> else {
> Alert.show("longueur de DP"+dp.length.toString());
> var Objec : Object = dp.getItemAt(index);
> bpmnDataComponent.Variable = Objec.variable;
> bpmnDataComponent.Value = Objec.value;
> bpmnDataComponent.Type = Objec.type;
>
> }
>
>
> }
>
> And i called this function retreiveData when i clik in the button validate
> in order to test if the function works well or not :) ....So it works well
>
> My aim is to call this function retreiveData from an actionScript but when
> i do this :
>
> private function upateData(event:Event):void {
>
> var bpmnFigureData : BpmnFigureData = new BpmnFigureData(); //
> BpmnFigureData : the name of the MXML FILE
> bpmnFigureData.width=300;
> bpmnFigureData.height=300;
> bpmnFigureData.retreiveData(1,this);
> this.addChild(bpmnFigureData);
>
>
> }
>
> But unfortunatelley it didn't do what i asked ??
>
> So my question how we can call function which be applicated in DATAGRID from
> an ActionScript Class ..???
>
> Any help please :(:( :( :(
>
>
> Thank you very much
>
>
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