--- In flexcoders@yahoogroups.com, "tntomek" <tnto...@...> wrote:
>
> Hi,
>
> Does anyone have any idea how to edit data that does not come from
> fixed object properties i.e. myObject.Name but myObject.Attributes[2]
> which might be name?
>
> I have a 2D array, array of rows and array of cells for each row, both
> are arbitrary. I have this successfully displayed my data in
> AdvancedDataGrid via labelFunction.
>
> public function getContentLabel(item:GridRow,
> column:CustomLabelColumn) : String
> {
> if(item != null)
> {
> return item.Cells.getGridLabelCellAt(column.columnIndex).Label;
> }
> else
> {
> return null;
> }
> }
>
> How do I edit the data in these columns?
> I looked at
>
http://www.adobe.com/livedocs/flex/3/html/help.html?content=celleditor_8.html#197235
> and tried messing around with itemEditBegin and itemEditEnd. I have
> itemEditBegin working successfully where I am able to display my label
> in a text box. The itemEditEnd for ADG seems to crash because I'm
> using typed objects instead of plan strings or XML.
>
> In fact I'm convinced there is a bug in the itemEnd base handler. I
> tried calling preventDefault from the grids itemEnd function but no
> luck, I am forced to overwrite the event.reason so that the base class
> doesnt destroy my itemEditor.
>
> My issue is here:
>
> In AdvancedDataGridBaseEx.as
>
> private function
> itemEditorItemEditEndHandler(event:AdvancedDataGridEvent):void
> ...........
>
> var newData:Object =
> itemEditorInstance[_columns[event.columnIndex].editorDataField];
> var property:String = _columns[event.columnIndex].dataField;
> var data:Object = event.itemRenderer.data;
> var typeInfo:String = "";
>
> //WHY is this only XML??? my "data" variable has plan String text and
> yet I never make it into the typeInfo == String part since typeInfo is
> "" because the XML loop never executes on an object;
>
> for each(var variable:XML in describeType(data).variable)
> {
> if (property == variab...@...())
> {
> typeInfo = variab...@...();
> break;
> }
> }
> if (typeInfo == "String")
> {
> //NEVER make it here
> if (!(newData is String))
> newData = newData.toString();
> }
> //..........
> //CRASH HERE since property is null.
> // data = "Some Text";
> if (data[property] != newData)
> {
> bChanged = true;
> data[property] = newData;
> }
>
To add,
the following line expects a dataField to be provided (I have not)
var property:String = _columns[event.columnIndex].dataField;
but the code should not get there if its just a string.
