Jonathon Jongsma wrote: > On 11/8/07, Matt Bragano <[EMAIL PROTECTED]> wrote: > >> I have a TreeView that allows multiple selections. When multiple >> selections are made and the user right-clicks, a pop-up menu appears >> where the user can choose to add the selected files to a play list. My >> problem is that whenever the right mouse button is released and the menu >> appears the selections are unselected, which makes the option to add >> selected files useless from the pop-up menu (although it still works >> fine from the standard menu bar). >> >> So I'm wondering how I can maintain the selection after the TreeView >> itself loses focus to the pop-up menu. I messed around with >> TreeSelection::set_select_function() but I was unable to make the >> callback slot behave properly. >> >> Any suggestions? >> >> Thanks, >> Matt Bragano >> > > You might look at the code I wrote for nemiver's Breakpoints list > where I do something similar. The code is at > http://svn.gnome.org/svn/nemiver/trunk/src/persp/dbgperspective/nmv-breakpoints-view.cc. > Most of the action is in on_breakpoints_view_button_press_signal(). > The important things to note are that the signal is connected > *before* the default handler (pass a 3rd parameter of 'false' to > connect()), and that I return 'true' from the signal handler to > prevent the default handler from running (which would result in all of > the other rows becoming de-selected). > > Ah I see now. Actually, in connecting the signal before the default handler, I noticed that I had use connect_notify() and didn't preempt the default handler.
Thanks for the help, I never would've figured that out! Matt Bragano _______________________________________________ gtkmm-list mailing list [email protected] http://mail.gnome.org/mailman/listinfo/gtkmm-list
