You guys ROCK!!! I tried both the solutions MXML as well as AS, both worked great.
--- In [email protected], "thunderstumpgesatwork" <[EMAIL PROTECTED]> wrote: > > Ah, well that explains your problem, unfortunately I'm not sure if or > how you can specify in MXML that you're implementing an additional > interface. > > Is what you're doing really that complicated? An ActionScript renderer > class is really not that difficult in most cases... > > If it is, what you may need to do is take whatever base class you have > (your mxml component's top level container) and make an ActionScript > class that inherits that and adds the IDropInListItemRenderer > interface and getter/setter functions. Then implement the complexity > of your renderer in an MXML component that uses your ActionScript > class as it's main component. > > Good Luck, > Thunder > > --- In [email protected], "t_msreddy" <t_msreddy@> wrote: > > > > I not implementing a cellRenderer as AS class instead i do it in the > > mxml. In mxml I have set and get listData methods. I no where > > specify that I am implementing the interface. Ss it not implicit in > > MXMLs that if it has set and get listData methods that it is > > implementing the IDropInListItemRenderer interface? > > > > Creating a cellrenderer in AS is a big mess, which I want to avoid. > > Can you please tell me how can i implement a interface in mxml? > > > > > > > > > > > > --- In [email protected], "thunderstumpgesatwork" > > <thunder.stumpges@> wrote: > > > > > > I have implemented this interface in Beta1 and it works just fine > > for > > > me... did you specify "implements IDropInListItemRenderer" in your > > > class declaration? For example, mine looks like this: > > > > > > public class PivotTableCellRenderer extends mx.containers.HBox > > > implements IDropInListItemRenderer > > > > > > The rest (the getter/setter methods) were a cut and paste from the > > > docs with the exception of TWO things... the internal variable in > > the > > > documentation has two underscores (__listData vs _listData) I make > > > mine all use one underscore. I believe that is better practice. > > > > > > Also, the documentation references "FlexEvent.DATA_OBJECT_CHANGED" > > > which doesn't exist, so I've just called it this way: > > > > > > this.dispatchEvent(new Event("dataObjectChanged")); > > > > > > > > > Hope this helps... I always hate the "It works for me" answer, but > > it > > > does =) > > > > > > good luck, > > > Thunder > > > > > > > > > --- In [email protected], "t_msreddy" <t_msreddy@> wrote: > > > > > > > > So I understand that editorProperty and cellEndEdit are mutually > > > > exclusive. They both do the same but for complicated stuff we > > have to > > > > use cellEndEdit event hook. But the bug is really in the > > cellRenderer > > > > listData object which is never set. When the datagrid is > > rendered for > > > > the first time, it cannot depend on cellEndEdit. It will depend > > on > > > > dataObject in cellRenderer to render values. And since > > dataObject cannot > > > > help in getting the cell indices, we need listData. And the > > > > documentation says that the cellRenderer has to implement > > > > IDropInListItemRenderer interface. But it looks like this set > > and get > > > > methods are never called and so my listData object is always > > null. > > > > --- In [email protected], "Stephen Gilson" <smgilson@> > > > > wrote: > > > > > > > > > > There is an example of returning multiple results from a cell > > renderer > > > > > in the Beta 1 doc at: > > > > > http://livedocs.macromedia.com/flex/20beta1/docs/00001110.html > > > > > > > > > > Basically, you have to handle the cellEndEdit event, extract > > the data > > > > > from the cell editor, and write it directly to the control. > > Please let > > > > > me know if this example is helpful. > > > > > > > > > > Stephen > > > > > > > > > > > > > > > > > > > > ________________________________ > > > > > > > > > > From: [email protected] > > [mailto:[EMAIL PROTECTED] > > > > On > > > > > Behalf Of t_msreddy > > > > > Sent: Thursday, March 16, 2006 9:59 AM > > > > > To: [email protected] > > > > > Subject: [flexcoders] Flex2.0 Beta BUG: cellRender/cellEditor > > > > > > > > > > > > > > > I have posted this question many times in the group, but this > > time I > > > > > want to put it very clearly so that people notice this problem > > > > > > > > > > The BUG is if you cellRenderer implements > > IDropInListItemRenderer > > > > (where > > > > > you implement set and get listData methods, refer > > > > > > > > > http://livedocs.macromedia.com/labs/1/flex/langref/index.html? > > mxml-tag-d > > > > > etail.html&mxml-tags.html), its set and get listData methods > > are never > > > > > invoked. So you cellRenderer's listData local var is always > > null. > > > > > > > > > > There are couple of issues here. The problem on hand is > > related to > > > > > cellRenderer/cellEditor for a DataGrid. I really see no value > > in > > > > > editorProperty attribute in datagrid, becuase most of times > > when you > > > > > implement a cellRenderer/cellEditor it will have more than one > > > > editable > > > > > property. So what will you set the editorProperty. They dont > > talk > > > > about > > > > > this in the documentation. They only talk about simple > > examples which > > > > > has only one editable property. Manish suggested that we use a > > > > composite > > > > > label of all the editable properties in cellRenderer to set to > > the > > > > > editorProperty. I am not sure how this works. When the > > datagrid sets > > > > the > > > > > editorProperty, it will set the composite label and how does > > the > > > > > cellRenderer know how to split this label to set the values to > > > > > appropriate textInput fields in my cellRenderer. > > > > > > > > > > > > > > > My cell renderer implements > > > > > mx.controls.listclasses.IDropInListItemRenderer interface and > > > > implements > > > > > set and get listData methods (see code below), this is the > > same code > > > > > given in the documentation. It says all cellRenderers should > > implement > > > > > these methods. I want to use listData to actually get the cell > > indices > > > > > in my cellRenderer. > > > > > // Internal variable for the property value. > > > > > private var __listData:BaseListData; > > > > > > > > > > // Make the listData property bindable. > > > > > [Bindable("dataObjectChanged")] > > > > > > > > > > // Define the getter method. > > > > > public function get listData():BaseListData > > > > > { > > > > > trace("WeekHoursCR: get listData called"); > > > > > return __listData; > > > > > } > > > > > > > > > > // Define the setter method, and dispatch an event when the > > > > > property changes > > > > > // to support data binding. > > > > > public function set listData(value:! BaseListData):void > > > > > { > > > > > trace("WeekHoursCR: set listData called"); > > > > > __listData = value; > > > > > //The below line causes compile error in flex2.0 beta. > > > > > //dispatchEvent(new FlexEvent (FlexEvent.DATA_OBJECT_CHANGED)); > > > > > } > > > > > > > > > > // Override the setter method. > > > > > override public function set dataObject(value:Object) : void > > > > > { > > > > > if(value != null) { > > > > > ! &n! bsp;&nbs p; // Use super to set the value in the > > > > > base class. > > > > > super.dataObject = value; > > > > > } > > > > > trace("WeekHoursCR: set dataObject called ; __listData=" > > > > > + __listData); > > > > > trace("WeekHoursCR: set dataObject called ; dataObject=" > > > > > + dataObject); > > > > > > > > > > } > > > > > > > > > > But when I trace the __listData object is always null. the set > > and get > > > > > methods are never called. I think its a bug in flex2.0 Beta. > > > > > > > > > > If my analysis is wrong please feel free to correct me. > > > > > > > > > > > > > > > > > > > > -- > > > > > Flexcoders Mailing List > > > > > FAQ: > > http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt > > > > > Search Archives: > > > > > http://www.mail-archive.com/flexcoders%40yahoogroups.com > > > > > > > > > > > > > > > > > > > > > > > > > SPONSORED LINKS > > > > > Web site design development > > > > > > > > > <http://groups.yahoo.com/gads? > > t=ms&k=Web+site+design+development&w1=Web+ > > > > > > > > > > > site+design+development&w2=Computer+software+development&w3=Software+ > > des > > > > > > > > > > > ign+and+development&w4=Macromedia+flex&w5=Software+development+best+p > > rac > > > > > tice&c=5&s=166&.sig=L-4QTvxB_quFDtMyhrQaHQ> Computer software > > > > > development > > > > > > > > > <http://groups.yahoo.com/gads? > > t=ms&k=Computer+software+development&w1=We > > > > > > > > > > > b+site+design+development&w2=Computer+software+development&w3=Softwar > > e+d > > > > > > > > > > > esign+and+development&w4=Macromedia+flex&w5=Software+development+best > > +pr > > > > > actice&c=5&s=166&.sig=lvQjSRfQDfWudJSe1lLjHw> Software design > > and > > > > > development > > > > > > > > > <http://groups.yahoo.com/gads? > > t=ms&k=Software+design+and+development&w1= > > > > > > > > > > > Web+site+design+development&w2=Computer+software+development&w3=Softw > > are > > > > > > > > > > > +design+and+development&w4=Macromedia+flex&w5=Software+development+be > > st+ > > > > > practice&c=5&s=166&.sig=1pMBCdo3DsJbuU9AEmO1oQ> > > > > > Macromedia flex > > > > > > > > > <http://groups.yahoo.com/gads? > > t=ms&k=Macromedia+flex&w1=Web+site+design+ > > > > > > > > > > > development&w2=Computer+software+development&w3=Software+design+and+d > > eve > > > > > > > > > > > lopment&w4=Macromedia+flex&w5=Software+development+best+practice&c=5& > > s=1 > > > > > 66&.sig=OO6nPIrz7_EpZI36cYzBjw> Software development best > > > > > practice > > > > > > > > > <http://groups.yahoo.com/gads? > > t=ms&k=Software+development+best+practice& > > > > > > > > > > > w1=Web+site+design+development&w2=Computer+software+development&w3=So > > ftw > > > > > > > > > > > are+design+and+development&w4=Macromedia+flex&w5=Software+development > > +be > > > > > st+practice&c=5&s=166&.sig=f89quyyulIDsnABLD6IXIw> > > > > > > > > > > ________________________________ > > > > > > > > > > YAHOO! 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