On 2012-01-11, Andy Wokula wrote: > Am 11.01.2012 17:40, schrieb Gary Johnson: > >On 2012-01-11, Andy Wokula wrote: > >>Am 11.01.2012 02:56, schrieb Gary Johnson: > >>>I started vim as > >>> > >>> vim -N -u NONE a > >>> > >>>and executed > >>> > >>> :set tw? > >>> > >>>I saw the result "textwidth=0" as expected. Then I did the > >>>following: > >>> > >>> :set tw=50 > >>> :split b > >>> :set tw? > >>> textwidth=50 > >>> > >>>Again, as expected. > >>> > >>> :set tw=60 > >>> :wincmd w > >>> :set tw? > >>> textwidth=50 > >>> :split c > >>> :set tw? > >>> textwidth=60 > >>> > >>>I would have expected the 'textwidth' of buffer c to be 50, since > >>>buffer a was the active buffer/window when ":split c" was executed. > >>> > >>>Regards, > >>>Gary > >> > >>What matters for new buffers is the last change of the option's global > >>value. In this case: :set tw=60 in buffer b. > > > >That's what I thought at first, too, but that's not what I > >understand the documentation to say. > > > > :help tw > > > > 'textwidth' 'tw' number (default 0) > > local to buffer > > > >That doesn't say anything about a global value. > > Here is a good description: > :h local-options > > > > :help option-summary > > > > When creating a new window the option values from the > > currently active window are used as a default value for the > > window-specific options. For the buffer-specific options > > this depends on the 's' and 'S' flags in the 'cpoptions' > > option. If 's' is included (which is the default) the > > values for buffer options are copied from the currently > > active buffer when a buffer is first entered. If 'S' is > > present the options are copied each time the buffer is > > entered, this is almost like having global options. If 's' > > and 'S' are not present, the options are copied from the > > currently active buffer when the buffer is created. > > > >I believe that the "currently active buffer" was 'a' when I executed > >":split c". 'tw' in 'a' was 50 but 'tw' in 'c' was set to '60'. > > Hehe, that paragraph is wrong and misleading, a left-over from Vim5.7! > I just tried it out, gVim5.7 behaves exactly as you say, with tw=50 in > the end. At least the description for 's' "If 's' is included ..." > should be changed or removed. > > Finally I found this (version6.txt): "Global option values introduced" > :h new-global-values
Thanks for the explanations. Shouldn't 'textwidth' then be described as "global or local to buffer" rather than just "local to buffer"? Regards, Gary -- You received this message from the "vim_use" maillist. Do not top-post! Type your reply below the text you are replying to. For more information, visit http://www.vim.org/maillist.php
