In TWM there's the concept of world snapshots, go back and forward. I've played with keeping all states history, it can be a start. If you are interested, have a look at TWMWorldSnapshot, TWMWindowSnapshot and TWMWorldRecorder.
There's a demo / video here (starting from 6'20) http://magaloma.blogspot.com/2011/06/multiple-worlds-for-twm.html Cheers, Laurent On Tue, Dec 27, 2011 at 2:33 PM, <[email protected]> wrote: > > Neglecting that in 6 months I might be in a position try implementing this > myself, here is a feature request in case anyone likes it enough to > implement it in the meantime, or who can advise why it is a bad idea. > > Background: > For me, one of the greatest most useful features of web browsers is the > "Undo Close Tab." I browse almost exclusively opening all links as new > tabs since I find this the fastest to follow diversions and then return to > my previous place up the stack of tabs. I can get 20 or more odd tabs in a > browser window. When I'm speedily closing tabs to backtrack my position, I > find my recognition of content often lags my tab closing by a split second. > Being able to un-close that last tab is a lifesaver. > Now that I am getting into actual programming in Pharo, I have found that > from time to time I've ended up with more than a dozen tabs in the "task > bar" at the bottom of World. A few times already when I've flicking > through these closing them after finish a line of thought, I have > accidentally closed some tabs that I wanted to keep - like the Workspace I > had been using as a bit of a history log. > > Perhaps my workflow is bad - but I really miss being able to Undo closing > that last window. > > Features: > 1. For a window that has a tab on the "task bar" at the bottom of World, > when it is closed allow it to be reopened in the same state. > 2. Clicking on the "Task bar" provides a menu item "Undo Close Tab" that > either: > 2a. Brings back the last closed tab. > 2b. Provides a "restore list" of previously closed tabs sorted by time > closed, which brings back that tab. > > Implementation Idea: > 3. When closing a tab, rather than actually closing it, the window is just > minimised but is removed from the tab and placed on the "restore list". > 4a. The "restore list" is a certain length and when a tab is bumped off > the end it is properly closed. > 4b. Alternatively tabs may remove themselves from the "restore list" after > a certain timeout eg 30 minutes. > > I'd appreciate your thoughts... > cheers, Ben > > > > >
