Weird characters are added when I press alt-tab in vim's insert mode










1















Hello Dear Vim Lovers,



The situation is this.



I am editing something in vim. While I am in insert mode, I press alt-tab key to switch to another window. When I return back to vim, I am seeing alt and tab keys were captured by vim and inserted into my text.



It seems like [O[I[O[I[O[I[O[I.



I am working in gnome-terminal. I do not recall this behavior in my previous setups. There must be something wrong but I could not figure it out yet. In case anyone knows how to fix it, please let me know.



Thank you!










share|improve this question






















  • I'm sort of clueless, but to me the problem would have to be with your 1) OS, 2) UI (xwindows stack), or 3) gnome-terminal. One of those systems should be eating alt-tab so that it doesn't get forwarded to the app in gnome-terminal. I'm sure vim can be made to swallow alt-tab, but you'll run into other issues, I suspect. Maybe try on unix.stackexchange or askubuntu (if appropriate)?

    – zzxyz
    Nov 15 '18 at 3:30












  • @zzxyz Thank you for your input. I tried to map alt-tab in insert mode to <ESC> but it did not work. It seem it captures Alt and Tab separately.

    – Validus Oculus
    Nov 15 '18 at 3:35











  • Yeah, and I think you could probably map the escape sequence like e[0[I or whatever, but then you still probably run into problems with other shells, emacs, neovim, etc...ps...if you do sed -n l, and then hit say...ctrl-right arrow, you should see a sequence...you should not see a sequence for alt-tab. Curious if you do

    – zzxyz
    Nov 15 '18 at 3:53






  • 2





    Are you using tmux? If so, is the tmux option 'focus-events' set (look at the output of $ tmux show-options -s | grep focus)? Are you using the vim-tmux-focus-events plugin? If so, what's the output of :verb nno <f24> and :verb nno <f25>?

    – user938271
    Nov 15 '18 at 9:12












  • @user938271 Thank you for your comment. The focus-events is on. The others are set by vim-tmux-focus-events plugin. Do you know any solution for this? n <F24> * :silent doautocmd FocusLost %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim n <F25> * :doautocmd FocusGained %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim

    – Validus Oculus
    Nov 19 '18 at 5:59
















1















Hello Dear Vim Lovers,



The situation is this.



I am editing something in vim. While I am in insert mode, I press alt-tab key to switch to another window. When I return back to vim, I am seeing alt and tab keys were captured by vim and inserted into my text.



It seems like [O[I[O[I[O[I[O[I.



I am working in gnome-terminal. I do not recall this behavior in my previous setups. There must be something wrong but I could not figure it out yet. In case anyone knows how to fix it, please let me know.



Thank you!










share|improve this question






















  • I'm sort of clueless, but to me the problem would have to be with your 1) OS, 2) UI (xwindows stack), or 3) gnome-terminal. One of those systems should be eating alt-tab so that it doesn't get forwarded to the app in gnome-terminal. I'm sure vim can be made to swallow alt-tab, but you'll run into other issues, I suspect. Maybe try on unix.stackexchange or askubuntu (if appropriate)?

    – zzxyz
    Nov 15 '18 at 3:30












  • @zzxyz Thank you for your input. I tried to map alt-tab in insert mode to <ESC> but it did not work. It seem it captures Alt and Tab separately.

    – Validus Oculus
    Nov 15 '18 at 3:35











  • Yeah, and I think you could probably map the escape sequence like e[0[I or whatever, but then you still probably run into problems with other shells, emacs, neovim, etc...ps...if you do sed -n l, and then hit say...ctrl-right arrow, you should see a sequence...you should not see a sequence for alt-tab. Curious if you do

    – zzxyz
    Nov 15 '18 at 3:53






  • 2





    Are you using tmux? If so, is the tmux option 'focus-events' set (look at the output of $ tmux show-options -s | grep focus)? Are you using the vim-tmux-focus-events plugin? If so, what's the output of :verb nno <f24> and :verb nno <f25>?

    – user938271
    Nov 15 '18 at 9:12












  • @user938271 Thank you for your comment. The focus-events is on. The others are set by vim-tmux-focus-events plugin. Do you know any solution for this? n <F24> * :silent doautocmd FocusLost %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim n <F25> * :doautocmd FocusGained %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim

    – Validus Oculus
    Nov 19 '18 at 5:59














1












1








1








Hello Dear Vim Lovers,



The situation is this.



I am editing something in vim. While I am in insert mode, I press alt-tab key to switch to another window. When I return back to vim, I am seeing alt and tab keys were captured by vim and inserted into my text.



It seems like [O[I[O[I[O[I[O[I.



I am working in gnome-terminal. I do not recall this behavior in my previous setups. There must be something wrong but I could not figure it out yet. In case anyone knows how to fix it, please let me know.



Thank you!










share|improve this question














Hello Dear Vim Lovers,



The situation is this.



I am editing something in vim. While I am in insert mode, I press alt-tab key to switch to another window. When I return back to vim, I am seeing alt and tab keys were captured by vim and inserted into my text.



It seems like [O[I[O[I[O[I[O[I.



I am working in gnome-terminal. I do not recall this behavior in my previous setups. There must be something wrong but I could not figure it out yet. In case anyone knows how to fix it, please let me know.



Thank you!







vim






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Nov 15 '18 at 2:34









Validus OculusValidus Oculus

1,22611125




1,22611125












  • I'm sort of clueless, but to me the problem would have to be with your 1) OS, 2) UI (xwindows stack), or 3) gnome-terminal. One of those systems should be eating alt-tab so that it doesn't get forwarded to the app in gnome-terminal. I'm sure vim can be made to swallow alt-tab, but you'll run into other issues, I suspect. Maybe try on unix.stackexchange or askubuntu (if appropriate)?

    – zzxyz
    Nov 15 '18 at 3:30












  • @zzxyz Thank you for your input. I tried to map alt-tab in insert mode to <ESC> but it did not work. It seem it captures Alt and Tab separately.

    – Validus Oculus
    Nov 15 '18 at 3:35











  • Yeah, and I think you could probably map the escape sequence like e[0[I or whatever, but then you still probably run into problems with other shells, emacs, neovim, etc...ps...if you do sed -n l, and then hit say...ctrl-right arrow, you should see a sequence...you should not see a sequence for alt-tab. Curious if you do

    – zzxyz
    Nov 15 '18 at 3:53






  • 2





    Are you using tmux? If so, is the tmux option 'focus-events' set (look at the output of $ tmux show-options -s | grep focus)? Are you using the vim-tmux-focus-events plugin? If so, what's the output of :verb nno <f24> and :verb nno <f25>?

    – user938271
    Nov 15 '18 at 9:12












  • @user938271 Thank you for your comment. The focus-events is on. The others are set by vim-tmux-focus-events plugin. Do you know any solution for this? n <F24> * :silent doautocmd FocusLost %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim n <F25> * :doautocmd FocusGained %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim

    – Validus Oculus
    Nov 19 '18 at 5:59


















  • I'm sort of clueless, but to me the problem would have to be with your 1) OS, 2) UI (xwindows stack), or 3) gnome-terminal. One of those systems should be eating alt-tab so that it doesn't get forwarded to the app in gnome-terminal. I'm sure vim can be made to swallow alt-tab, but you'll run into other issues, I suspect. Maybe try on unix.stackexchange or askubuntu (if appropriate)?

    – zzxyz
    Nov 15 '18 at 3:30












  • @zzxyz Thank you for your input. I tried to map alt-tab in insert mode to <ESC> but it did not work. It seem it captures Alt and Tab separately.

    – Validus Oculus
    Nov 15 '18 at 3:35











  • Yeah, and I think you could probably map the escape sequence like e[0[I or whatever, but then you still probably run into problems with other shells, emacs, neovim, etc...ps...if you do sed -n l, and then hit say...ctrl-right arrow, you should see a sequence...you should not see a sequence for alt-tab. Curious if you do

    – zzxyz
    Nov 15 '18 at 3:53






  • 2





    Are you using tmux? If so, is the tmux option 'focus-events' set (look at the output of $ tmux show-options -s | grep focus)? Are you using the vim-tmux-focus-events plugin? If so, what's the output of :verb nno <f24> and :verb nno <f25>?

    – user938271
    Nov 15 '18 at 9:12












  • @user938271 Thank you for your comment. The focus-events is on. The others are set by vim-tmux-focus-events plugin. Do you know any solution for this? n <F24> * :silent doautocmd FocusLost %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim n <F25> * :doautocmd FocusGained %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim

    – Validus Oculus
    Nov 19 '18 at 5:59

















I'm sort of clueless, but to me the problem would have to be with your 1) OS, 2) UI (xwindows stack), or 3) gnome-terminal. One of those systems should be eating alt-tab so that it doesn't get forwarded to the app in gnome-terminal. I'm sure vim can be made to swallow alt-tab, but you'll run into other issues, I suspect. Maybe try on unix.stackexchange or askubuntu (if appropriate)?

– zzxyz
Nov 15 '18 at 3:30






I'm sort of clueless, but to me the problem would have to be with your 1) OS, 2) UI (xwindows stack), or 3) gnome-terminal. One of those systems should be eating alt-tab so that it doesn't get forwarded to the app in gnome-terminal. I'm sure vim can be made to swallow alt-tab, but you'll run into other issues, I suspect. Maybe try on unix.stackexchange or askubuntu (if appropriate)?

– zzxyz
Nov 15 '18 at 3:30














@zzxyz Thank you for your input. I tried to map alt-tab in insert mode to <ESC> but it did not work. It seem it captures Alt and Tab separately.

– Validus Oculus
Nov 15 '18 at 3:35





@zzxyz Thank you for your input. I tried to map alt-tab in insert mode to <ESC> but it did not work. It seem it captures Alt and Tab separately.

– Validus Oculus
Nov 15 '18 at 3:35













Yeah, and I think you could probably map the escape sequence like e[0[I or whatever, but then you still probably run into problems with other shells, emacs, neovim, etc...ps...if you do sed -n l, and then hit say...ctrl-right arrow, you should see a sequence...you should not see a sequence for alt-tab. Curious if you do

– zzxyz
Nov 15 '18 at 3:53





Yeah, and I think you could probably map the escape sequence like e[0[I or whatever, but then you still probably run into problems with other shells, emacs, neovim, etc...ps...if you do sed -n l, and then hit say...ctrl-right arrow, you should see a sequence...you should not see a sequence for alt-tab. Curious if you do

– zzxyz
Nov 15 '18 at 3:53




2




2





Are you using tmux? If so, is the tmux option 'focus-events' set (look at the output of $ tmux show-options -s | grep focus)? Are you using the vim-tmux-focus-events plugin? If so, what's the output of :verb nno <f24> and :verb nno <f25>?

– user938271
Nov 15 '18 at 9:12






Are you using tmux? If so, is the tmux option 'focus-events' set (look at the output of $ tmux show-options -s | grep focus)? Are you using the vim-tmux-focus-events plugin? If so, what's the output of :verb nno <f24> and :verb nno <f25>?

– user938271
Nov 15 '18 at 9:12














@user938271 Thank you for your comment. The focus-events is on. The others are set by vim-tmux-focus-events plugin. Do you know any solution for this? n <F24> * :silent doautocmd FocusLost %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim n <F25> * :doautocmd FocusGained %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim

– Validus Oculus
Nov 19 '18 at 5:59






@user938271 Thank you for your comment. The focus-events is on. The others are set by vim-tmux-focus-events plugin. Do you know any solution for this? n <F24> * :silent doautocmd FocusLost %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim n <F25> * :doautocmd FocusGained %<CR> Last set from ~/workshop/dotfiles/vim/bundle/vim-tmux-focus-events/plugin/tmux_focus_events.vim

– Validus Oculus
Nov 19 '18 at 5:59













1 Answer
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1














I was running into this problem after remapping <Esc> to a noop as recommended here. Deleting the remap stopped the characters from being inserted.






share|improve this answer























  • thank you! it works on my side too :)

    – Validus Oculus
    1 hour ago










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1 Answer
1






active

oldest

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1 Answer
1






active

oldest

votes









active

oldest

votes






active

oldest

votes









1














I was running into this problem after remapping <Esc> to a noop as recommended here. Deleting the remap stopped the characters from being inserted.






share|improve this answer























  • thank you! it works on my side too :)

    – Validus Oculus
    1 hour ago















1














I was running into this problem after remapping <Esc> to a noop as recommended here. Deleting the remap stopped the characters from being inserted.






share|improve this answer























  • thank you! it works on my side too :)

    – Validus Oculus
    1 hour ago













1












1








1







I was running into this problem after remapping <Esc> to a noop as recommended here. Deleting the remap stopped the characters from being inserted.






share|improve this answer













I was running into this problem after remapping <Esc> to a noop as recommended here. Deleting the remap stopped the characters from being inserted.







share|improve this answer












share|improve this answer



share|improve this answer










answered Feb 15 at 21:19









Mason BourgeoisMason Bourgeois

765




765












  • thank you! it works on my side too :)

    – Validus Oculus
    1 hour ago

















  • thank you! it works on my side too :)

    – Validus Oculus
    1 hour ago
















thank you! it works on my side too :)

– Validus Oculus
1 hour ago





thank you! it works on my side too :)

– Validus Oculus
1 hour ago



















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