Yakov Lerner wrote: > > > I see several problems (that I can't explain) in the vim "refresh"-loop > > > watching the growing file (a-la 'tail -f'). Vim commands are below. > > > > > > Problem #1: There is unexpected output on the bottom line > > > (lines of the file is echoed on the bottom line). Why > > ? > > > Problem #2: When you vertically resize the xterm window, > > > vim screen is corrupted and never repainted properly. > > > Problem #3: Sometimes, when I press Ctrl-C to quit the loop, > > > vim is in ex mode and responds 'Type :quit<Enter> > > > to exit Vim' > > > Why ? > > > Problem #4: Since vim repaints properly when waiting for chars, I'd like > > > to put getchartimeout(1000) in place of sleep 1. Do we > > > have getchar() with timeout ? > > > > > > To see the demonstration: > > > > > > 1. In one window, create growing file using these shell command: > > > > > > % while :; do date >>1; sleep 1; done > > > > > > 2. In another window: > > > > > > vim -u NONE ~/xxx > > > :set nolz | while 1 | e | redraw | $ | sleep 1 | endw > > > > > > " notice unexpected output on the bottom line > > > " try to resize screen. It is not restored properly. > > > " Press Ctrl-C to quit. Sometimes, vim quits the loop > > properly. > > > " Sometime, vim does not quit the loop, stays in ex mode. > > > " (Type :quit<Enter> to exit Vim) > > > > > > (This command sequence must be not perfect but it demonstrates the > > problem). > > > > I can see the extra output on the bottom line. I'll look into this > > later. > > > > How do you see the problem with the screen resize? > > > Originally, &lines is around 50. Screenshot before resize is > > http://www.wikiupload.com/download_page.php?id=16428 > (before-resize.gif). This is normal screen. > > Here is how I resize: I resize screen height down to 10. > Then I resize height back to approximately original height. > Here is screenshot after resize > (I also give it several seconds of time, but it never really recovers): > > http://www.wikiupload.com/download_page.php?id=16429 > (after-resize.gif). It's different every time, but always screwed.
It looks wrong. I'll look into this later. -- Seen on the back of a biker's vest: If you can read this, my wife fell off. /// Bram Moolenaar -- [EMAIL PROTECTED] -- http://www.Moolenaar.net \\\ /// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\ \\\ download, build and distribute -- http://www.A-A-P.org /// \\\ help me help AIDS victims -- http://ICCF-Holland.org ///
