So put in a trace(key) and see what 'key' is. That might make clear what you're doing wrong.
Gordon Smith Adobe Flex SDK Team ________________________________ From: [email protected] [mailto:[EMAIL PROTECTED] On Behalf Of Jason B Sent: Thursday, August 21, 2008 5:35 AM To: [email protected] Subject: [flexcoders] Re: getChildByName using it to get the value of a textbox Yes i tried that and while it loops it doesnt give KEY what i need example for (var key:String in dynamicallyCreatedComponents){ var t:TextInput = dynamicallyCreatedComponents[key] as TextInput; Alert.show(t.text); //produces error } --- In [email protected] <mailto:flexcoders%40yahoogroups.com> , "Gordon Smith" <[EMAIL PROTECTED]> wrote: > > If you want to loop over the keys (the names of the components), you > need a for-in loop: > > > > for (var key:String in dynamicallyCreatedComponents) > > > > A for-each-in loop loops over the values (the references to the > componetns). > > > > There is no such thing as a for-each-as loop as you've written below. > > > > Gordon Smith > > Adobe Flex SDK Team > > > > ________________________________ > > From: [email protected] <mailto:flexcoders%40yahoogroups.com> [mailto:[email protected] <mailto:flexcoders%40yahoogroups.com> ] On > Behalf Of Jason B > Sent: Wednesday, August 20, 2008 11:09 AM > To: [email protected] <mailto:flexcoders%40yahoogroups.com> > Subject: [flexcoders] Re: getChildByName using it to get the value of a > textbox > > > > Can i loop through the items in that object > > example > > for each(var items:String as dynamicallyCreatedComponents){ > var t:TextInput = dynamicallyCreatedComponents[items] as TextInput; > Alert.show(t.text); //THROWS ERROR > > } > > I was hoping to set the array key dynamically and loop through it later? > can this be done Gordan > > --- In [email protected] <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders%40yahoogroups.com> > , "Gordon Smith" <gosmith@> wrote: > > > > Declare an instance variable of type Object or Dictionary for storing > > named references to dynamically created components: > > > > > > > > public var dynamicallyCreatedComponents:Object = {}; > > > > > > > > In a method where you create a component at runtime, do > > > > > > > > var b:Button = new Button(); > > > > b.label = "OK"; > > > > dynamicallyCreatedComponents["okButton"] = b; > > > > > > > > Later you can access this button as follows: > > > > > > > > dynamicallyCreatedComponents["okButton"] > > > > > > > > Gordon Smith > > > > Adobe Flex SDK Team > > > > > > > > ________________________________ > > > > From: [email protected] <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders%40yahoogroups.com> > [mailto:[email protected] <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders%40yahoogroups.com> > ] On > > Behalf Of Jason B > > Sent: Tuesday, August 19, 2008 7:38 AM > > To: [email protected] <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders%40yahoogroups.com> > > Subject: [flexcoders] Re: getChildByName using it to get the value of > a > > textbox > > > > > > > > thanks Tracy could you provide an example of how this is done, > > examples always help others out, or tell me what i should be searching > > for to find an example > > > > --- In [email protected] <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > > , "Tracy Spratt" <tspratt@> wrote: > > > > > > A good solution to that issue is to maintian a structure of > references > > > pointing to each dynamically created component. > > > > > > > > > > > > I personally like an Associative Array/Object/Hashtable. This is way > > > more positive than attempting to loop through the DOM. > > > > > > > > > > > > There will be plenty examples available. > > > > > > > > > > > > Tracy > > > > > > > > > > > > ________________________________ > > > > > > From: [email protected] <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > > [mailto:[email protected] <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > > ] On > > > Behalf Of Jason B > > > Sent: Monday, August 18, 2008 5:47 PM > > > To: [email protected] <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > > > Subject: [flexcoders] Re: getChildByName using it to get the value > of > > a > > > textbox > > > > > > > > > > > > Because the items are not in MXML its in actionscript which > > > dynamically creates the items for my form from a database and i want > > > to dynamically loop the text box's so i can then save the data back > to > > > the database. > > > you cant refer to a ID since the components are created at runtime > > > > > > --- In [email protected] <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > > <mailto:flexcoders%40yahoogroups.com> > > <mailto:flexcoders%40yahoogroups.com> > > > , "Gordon Smith" <gosmith@> wrote: > > > > > > > > Why are you trying to use getChildByName to get a reference to a > > > > component? If you give it an 'id' attribute in MXML, you can then > > > refer > > > > to it by that id. > > > > > > > > > > > > > > > > Gordon Smith > > > > > > > > Adobe Flex SDK Team > > > > > > > > > > > > > > > > ________________________________ > > > > > > > > From: [email protected] <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > > <mailto:flexcoders%40yahoogroups.com> > > <mailto:flexcoders%40yahoogroups.com> > > > [mailto:[email protected] <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > > <mailto:flexcoders%40yahoogroups.com> > > <mailto:flexcoders%40yahoogroups.com> > > > ] On > > > > Behalf Of Jason B > > > > Sent: Monday, August 18, 2008 8:07 AM > > > > To: [email protected] <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > > <mailto:flexcoders%40yahoogroups.com> > > > > Subject: [flexcoders] getChildByName using it to get the value of > a > > > > textbox > > > > > > > > > > > > > > > > when using getchildbyname variable i've not been able to get the > > value > > > > can someone please post an example of how to get a value using > > > > getChildByName. > > > > > > > > var test:DisplayObject = this.getChildByName("inputtext" + i); > > > > > > > > > >
