Is there any example of task fork use? I have a proyect who sending massive e-mails to our customers and I guess that task can be a good solution...
Regards 2016-10-08 23:54 GMT+02:00 Demosthenes Koptsis <demosthen...@gmail.com>: > On 8/10/2016 19:09 μμ, Tobias Boege wrote: > > On Sat, 08 Oct 2016, Demosthenes Koptsis wrote: > >> Hello, > >> > >> i have very long (time consuming) For loops and my app is frozen until > >> loop is finished. > >> > >> for example i wget urls with a custom Sub which Shell("wgetURLS.sh") To > >> sOUTPUT > >> > >> 'get urls > >> For i = 0 To iDepth > >> wgetURLS(i * 10) > >> Next > >> > >> Public Sub wgetURLS(iStart As Integer) > >> ..... > >> > >> Shell("wgetURLS.sh") To sOUTPUT > >> > >> ..... > >> > >> -------------- > >> > >> Is there possible to set the gui idle and the same time run For...loops? > >> > > If you only want to refresh the GUI (e.g. if your For loops update a > > ProgressBar on your form and you want to update the value of that bar > > during the loop), then Wait [1] is sufficient. > > > > If you want the GUI to be fully operatable while your loops run in the > > background, you have to use a background Task [2]. As Gambas is single- > > threaded, Tasks are implemented as external processes which execute one > > of your classes. This limits the things you can do with Tasks (you cannot > > directly modify the main program, for example, but have to send data and > > status reports through a pipe from your Task to the main process and > > interpret them there). However, if all you want is loading some files via > > wget, that should not be a problem. > > > > Of course, there is also the gb.net.curl component which can download > files > > asynchronously. If you can use that (which depends on what you want to > do), > > you should. > > > > And as a fourth option, looking further into your code: if you want to > > execute shell scripts in a For loop, then don't use the Shell-To syntax > > but create a Process object instead and accumulate its output in Read > > events. The event loop will take care of everything and the GUI will be > > usable without any extra effort on your side. > > > > Finding the best solution depends, who would have thought, on what you > want > > to do *specifically*. Tasks are the most general and most cumbersome > option. > > > > Regards, > > Tobi > > > > [1] http://gambaswiki.org/wiki/lang/wait > > [2] http://gambaswiki.org/wiki/comp/gb/task > > > Thanks very much for the details. > > Regards, > > Dim > > > ------------------------------------------------------------ > ------------------ > Check out the vibrant tech community on one of the world's most > engaging tech sites, SlashDot.org! http://sdm.link/slashdot > _______________________________________________ > Gambas-user mailing list > Gambas-user@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/gambas-user > ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot _______________________________________________ Gambas-user mailing list Gambas-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/gambas-user