Any interest in uA default format being text instead of pickle? On Thu, Jan 28, 2016 at 8:41 PM, Edward K. Ream <edream...@gmail.com> wrote: > Richard, Don, Rob and I had an excellent conference call today. Great things > are coming, based on tagging and uA's. > > The discussion highlighted a big hole in Leo's documentation. We need a > summary of how to do cool things easily with Leo. This will allow people to > dream bigger. > > Here is a quick list topics for the code academy. Mos can already be done > easy, if you know where to look. Some may require a few new lines in Leo's > core. These topics should also be included in Leo's cheat sheet, or > somewhere similar. > > uA's > > They are crucial to flexible data management. uA's can associate arbitrary > data with any vnode or position, as describe here. > > Everyone needs to know how to get, set and search uA's. You can get and set > uA's with v.u. Just a few lines of code will search the entire outline for > all nodes/positions having a given uA. > > Quick additions to Leo's core: > - Define the p.u property, so code can do p.u instead of p.v.u. > - Possibly make the api for uA's more convenient. > > A more ambitious addition: Define a gui interface for uA's. > > Other topics > > - Clones: making and deleting them. Clones are cheap to create! > - How to create new panes in the log window, and how to put cool stuff in > them. > - How to hoist outlines programmatically. > - How to write a plugin so it can respond to events. > - How to create new panes in Leo's window with Terry's free_layout and > nested_splitter plugins. In essence, these plugin are part of Leo's core. > - How to put multiple icons in a single headline. This may be possible > already. If not it would require just a few lines of code in Leo's core. > > We discussed the so-called Easter-Egg interface to create new panes this > from the gui, but a summary of how to do this programmatically is needed. > Note: it's possible to save the layout so that Leo will restore it when Leo > starts up the next time. > > - How to change what is shown in the outline pane. Chapters and hoists > exploit existing capabilities. If need be, more could be added with just a > few lines of code in Leo's main outline redrawing code. > > New directions > > Putting all this together, we all agreed that being able to make uA's > visible somehow would give Leo many of the cool features of the ECCO > outliner. We envisage a uA tab in the outline pane that would allow the user > to: > > - See all and only nodes with given attributes. This is similar to Leo's > clone-find-all (or clone-find-all-flattened) commands, combined with > something like a hoist. > > - List all such nodes in the uA pane, similar to the Nav Pane (Quicksearch > plugin), so that clicking on a node would select the node in the entire > outline, with only ancestors of the selected node expanded. Pretty easy to > do. Alternatively, perhaps some tag (uA) oriented features can be added to > existing plugins. > > Conclusions > > I expect that we can do really great things with Leo in just a few weeks. > > Discussions of how to do practical tasks may be missing from the current > documentation. Neophytes have to read between too many lines. A list of > easily done programming tasks will help develop a larger cadre of > developers. > > Edward > > -- > You received this message because you are subscribed to the Google Groups > "leo-editor" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to leo-editor+unsubscr...@googlegroups.com. > To post to this group, send email to leo-editor@googlegroups.com. > Visit this group at https://groups.google.com/group/leo-editor. > For more options, visit https://groups.google.com/d/optout.
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