That looks nice! I'm anxious to test the new 0.7 version. This is another motivation. I'll wait till the first release candidate, so that the API is frozen.
Derrell.Lipman wrote: > > Attention anyone using the TreeVirtual widget... > > I checked in a number of changes to qx.ui.treevirtual.* today. The goal > is to > move towards allowing an easier method of manipulating a tree. Everything > that could be done previous via the main TreeVirtual class and its helper > classes can still be done, albeit a bit differently (and hopefully more > easily!). To summarize the changes: > > - More intelligence has been added to the SimpleTreeDataModel.setState() > method so that it becomes the only method necessary for modifying the > various states of a node. Methods that were previously required to > "preprocess" what got to setState() no longer need this intelligence. > In > particular, the intelligence in the method TreeVirtual.toggleOpened() > (which > ultimately called SimpleTreeDataModel.setState() has been moved directly > into SimpleTreeDataModel.setState(). > > - A new mixin, MNode,has been added to the qx.ui.treevirtual hierarchy. > This > mixin provides numerous methods for manipulating a node. Each of these > methods takes a nodeReference parameter, where a nodeReference can be > either > a nodeId (as returned by addLeaf() or addBranch()) or a node object > itself. > This makes these methods easily callable in many different situations. > > - A new mixin, MFamily,has been added to the qx.ui.treevirtual hierarchy. > This mixin provides a number of methods for enumerating children and > siblings. > > - Some previously available methods in TreeVirtual have been deprecated > (and > now throw an error if used) in favor of methods in the mixins. > > - All of the TreeVirtual_*.html examples have been updated to use the > MNode > mixin and call its methods. (Whomever it was I added the original child > and > sibling enumeration methods for: please confirm that the MFamily methods > are > working correctly as their replacement.) > > With these changes, it should be possible to do nearly everything that the > typical application needs without having to delve into internals nor learn > about any interfaces other than those provided by TreeVirtual itself, the > mixins, and SimpleTreeDataModel. This means that all operations are > either on > the tree itself (TreeVirtual and the two mixins), or on the data model. I > am > considering adding data model manipulation methods as another mixin, to > further simplify usage; then all manipulation of the tree for typical > usage > would be via the instantiated TreeVirtual object once the mixins were > included. > > I look forward to comments on successes, problems, likes and dislikes > about > the modified TreeVirtual! > > Cheers, > > Derrell > > ps. I am also considering creating similar convenience methods for Table, > but > would like to hear from those who have painfully worked their way through > the > Table helper classes (Jim Hunter, that includes you! :-) with suggestions > on > what actions could really use convenience methods. > > ------------------------------------------------------------------------- > This SF.net email is sponsored by DB2 Express > Download DB2 Express C - the FREE version of DB2 express and take > control of your XML. No limits. Just data. Click to get it now. > http://sourceforge.net/powerbar/db2/ > _______________________________________________ > qooxdoo-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel > > -- View this message in context: http://www.nabble.com/Changes-to-TreeVirtual-in-trunk-tf3649425.html#a10195623 Sent from the qooxdoo-devel mailing list archive at Nabble.com. ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ qooxdoo-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel
