Yes, use e4x search/filter expressions to locate the node you want. Tracy
________________________________ From: [email protected] [mailto:[EMAIL PROTECTED] On Behalf Of nhp_ny Sent: Thursday, April 05, 2007 5:17 AM To: [email protected] Subject: [flexcoders] Re: Tree and Array great!! thanks!!! ah!.. 1 more thing... before adding a node, i need to find it's parent node. is there a node search thingy? Thanks. --- In [email protected] <mailto:flexcoders%40yahoogroups.com> , "Tracy Spratt" <[EMAIL PROTECTED]> wrote: > > Oh, and to start from scratch, do: > > var _xml:XML = <root>; > > > > then: > > var xmlNode:XML = <node>; > > [EMAIL PROTECTED] = "somevalue"; > > _xml.appendChild(xmlNode) > > > > Shold give you: > > <root> > > <node attr="somevalue" /> > > </root> > > > > ________________________________ > > From: [email protected] <mailto:flexcoders%40yahoogroups.com> [mailto:[email protected] <mailto:flexcoders%40yahoogroups.com> ] On > Behalf Of Tracy Spratt > Sent: Wednesday, April 04, 2007 9:57 PM > To: [email protected] <mailto:flexcoders%40yahoogroups.com> > Subject: RE: [flexcoders] Re: Tree and Array > > > > The main method you will be using is appendChild(). See the docs: > > http://livedocs.adobe.com/flex/201/langref/XML.html <http://livedocs.adobe.com/flex/201/langref/XML.html> > <http://livedocs.adobe.com/flex/201/langref/XML.html <http://livedocs.adobe.com/flex/201/langref/XML.html> > > > Tracy > > > > ________________________________ > > From: [email protected] <mailto:flexcoders%40yahoogroups.com> [mailto:[email protected] <mailto:flexcoders%40yahoogroups.com> ] On > Behalf Of nhp_ny > Sent: Wednesday, April 04, 2007 8:41 PM > To: [email protected] <mailto:flexcoders%40yahoogroups.com> > Subject: [flexcoders] Re: Tree and Array > > > > ok... i built tree structures in many other languages, so i know how > to do it. In other langauges i usually use methods to do it .. like: > > Tree.AddItem(Key, Item, Parent) > > or > > set Node = GetNode(parent) > Node.AddChild(key, item) > > so, what i need.. are these methods in flex. How can i add data to a > tree control? i know that i have to first prepare a dataprovider and > that i can't work directly with the tree control, and you told me to > use e4x.. so ok... but how? where are the additem() or getparent() or > whatever? i saw the manuals for e4x, and found out that its need to > manipulate xml files, but all the samples in the manual just show how > to delete , add or modify xml data from an existing xml structure. > thats not my case... i need to start with an empty xml. > > hope i've been clear. > > thanks > > --- In [email protected] <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders% 40yahoogroups.com> > , "Tracy Spratt" <tspratt@> wrote: > > > > You must build either XML, or an ArrayCollection of > ArrayCollections. > > > > > > > > Are you asking how to construct the logic to read your array and > build > > the dataProvider? > > > > > > > > It will depend on the exact character of the array data. For > example, > > are you assured that a parent will be defined before any of its > children > > are? > > > > > > > > Tracy > > > > > > > > ________________________________ > > > > 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 nhp_ny > > Sent: Wednesday, April 04, 2007 3:52 PM > > To: [email protected] <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders% 40yahoogroups.com> > > Subject: [flexcoders] Re: Tree and Array > > > > > > > > thanks, but i have already seen all these pages. they all talk > about > > xml lists and collections. nothing about working with arrays. i > Know > > that a tree can also read from an array dataprovider.. so i need to > > know how to add nodes, branches, elemets , parents or whatever is > > needed to build a tree from an array of mysql records. > > > > --- In [email protected] <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders% > 40yahoogroups.com> > > , "mapper2255" <mapper2255@> > > wrote: > > > > > > > > > Here are a couple links: > > > > > > http://www.adobe.com/devnet/flex/quickstart/working_with_tree/ <http://www.adobe.com/devnet/flex/quickstart/working_with_tree/> > <http://www.adobe.com/devnet/flex/quickstart/working_with_tree/ <http://www.adobe.com/devnet/flex/quickstart/working_with_tree/> > > > <http://www.adobe.com/devnet/flex/quickstart/working_with_tree/ <http://www.adobe.com/devnet/flex/quickstart/working_with_tree/> > <http://www.adobe.com/devnet/flex/quickstart/working_with_tree/ <http://www.adobe.com/devnet/flex/quickstart/working_with_tree/> > > > > > > > > http://www.flex2components.com/f2cblog/2006/10/16/flex-2-tree- <http://www.flex2components.com/f2cblog/2006/10/16/flex-2-tree-> > <http://www.flex2components.com/f2cblog/2006/10/16/flex-2-tree- <http://www.flex2components.com/f2cblog/2006/10/16/flex-2-tree-> > > > <http://www.flex2components.com/f2cblog/2006/10/16/flex-2-tree- <http://www.flex2components.com/f2cblog/2006/10/16/flex-2-tree-> > <http://www.flex2components.com/f2cblog/2006/10/16/flex-2-tree- <http://www.flex2components.com/f2cblog/2006/10/16/flex-2-tree-> > > > > > walking-the-tree-method/ > > > > > > I know it was for the Cairgorm Store but I did a keyword on these > > > archives of: "events tree cairgorm" and got 52 results a lot with > > > the tree component. > > > > > > Hope it helps some. > > > > > > > > > --- In [email protected] <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > > <mailto:flexcoders%40yahoogroups.com> , "Sal" <nhp_ny@> wrote: > > > > > > > > how? can't find a sample... can't find docs on it... does that > > > mean > > > > i'll need to build a tree structure inside an array and then > pass > > > it > > > > to the data provider? if so... are there docs or samples on > this? > > > how > > > > to add an array child of an array element? > > > > > > > > Thanks > > > > > > > > > > > > --- In [email protected] <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > > <mailto:flexcoders%40yahoogroups.com> , "Alex Harui" <aharui@> > wrote: > > > > > > > > > > You have to build up the dataprovider and pass it into the > > > tree. > > > > If you > > > > > change the dataprovider later, the tree will notice in most > > > cases. > > > > > > > > > > ________________________________ > > > > > > > > > > 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 Sal > > > > > Sent: Tuesday, April 03, 2007 5:38 PM > > > > > To: [email protected] <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com> > > <mailto:flexcoders%40yahoogroups.com> > > > > > Subject: [flexcoders] Tree and Array > > > > > > > > > > > > > > > > > > > > hi, > > > > > i have an array of records received from an amfphp call and i > > > need > > > > > to fill a tree control with that data. > > > > > > > > > > the array has this format: > > > > > > > > > > aArr[0].id > > > > > aArr[0].description > > > > > aArr[0].parent > > > > > aArr[0].order > > > > > > > > > > aArr[1].id > > > > > aArr[1].description > > > > > aArr[1].parent > > > > > aArr[1].order > > > > > > > > > > ... and so on > > > > > > > > > > i didn't find any method of the control that adds node or > that > > > sets > > > > > node parent. > > > > > > > > > > Any ideas? > > > > > > > > > > Thanks. > > > > > > > > > > > > > > >
