Fix mapping s+Q

autoload/SpaceVim.vim

@@ -356,6 +356,9 @@ endfunction
 
 
 function! SpaceVim#welcome() abort
+  if exists(':Startify') == 2
+    Startify
+  endif
   if g:spacevim_enable_vimfiler_welcome
     if exists(':VimFiler') == 2 
       VimFiler
@@ -365,9 +368,6 @@ function! SpaceVim#welcome() abort
       wincmd p
     endif
   endif
-  if exists(':Startify') == 2
-    Startify
-  endif
 endfunction
 
 ""

autoload/SpaceVim/mapping.vim

@@ -97,4 +97,28 @@ function! SpaceVim#mapping#vertical_split_previous_buffer() abort
   endif
 endfunction
 
-" vim:set et sw=2:
+function! SpaceVim#mapping#close_current_buffer() abort
+  let buffers = g:_spacevim_list_buffers
+  let bn = bufnr('%')
+  let index = index(buffers, bn) 
+  if index != -1
+    if index == 0
+      if len(buffers) > 1
+        exe 'b' . buffers[1]
+        exe 'bd' . bn
+      else
+        exe 'bd ' . bn
+      endif
+    elseif index > 0
+      if index + 1 == len(buffers)
+        exe 'b' . buffers[index - 1]
+        exe 'bd' . bn
+      else
+        exe 'b' . buffers[index + 1]
+        exe 'bd' . bn
+      endif
+    endif
+  endif
+endfunction
+
+" vim:set et sw=2 cc=80:

autoload/SpaceVim/mapping/leader.vim

@@ -86,7 +86,10 @@ function! SpaceVim#mapping#leader#defindWindowsLeader(key) abort
                     \'Empty current buffer','call zvim#util#BufferEmpty()')
         call zvim#util#defineMap('nnoremap <silent>', '[Window]\', ':<C-u>b#<CR>', 'Switch to the last buffer','b#')
         call zvim#util#defineMap('nnoremap <silent>', '[Window]q', ':<C-u>close<CR>', 'Close current windows','close')
-        call zvim#util#defineMap('nnoremap <silent>', '[Window]Q', ':<C-u>bdelete<CR>', 'delete current windows','bdelete')
+        call zvim#util#defineMap('nnoremap <silent>', '[Window]Q',
+                    \ ':<C-u>call SpaceVim#mapping#close_current_buffer()<CR>',
+                    \ 'delete current windows',
+                    \ 'call SpaceVim#mapping#close_current_buffer()')
         call zvim#util#defineMap('nnoremap <silent>', '[Window]c', ':<C-u>call SpaceVim#mapping#clearBuffers()<CR>',
                     \'Clear all the buffers','call SpaceVim#mapping#clearBuffers()')
     endif
@@ -135,3 +138,5 @@ function! SpaceVim#mapping#leader#defindUniteLeader(key) abort
         nnoremap <silent>[unite]<Space> :Unite -silent -ignorecase -winheight=17 -start-insert menu:CustomKeyMaps<CR>
     endif
 endfunction
+
+" vim:set et sw=2 cc=80:

autoload/airline/extensions/tabline/formatters/spacevim.vim

@@ -1,5 +1,6 @@
 " @vimlint(EVL103, 1, a:buffers)
 function! airline#extensions#tabline#formatters#spacevim#format(bufnr, buffers) abort
+  let g:_spacevim_list_buffers = a:buffers
   " unique_tail_improved
   let id = SpaceVim#api#messletters#get().bubble_num(a:bufnr, g:spacevim_buffer_index_type) . ' '
   let fn = airline#extensions#tabline#formatters#unique_tail_improved#format(a:bufnr, a:buffers)

docs/documentation.md

@@ -306,7 +306,7 @@ Key   | Mode | Action
 `s`+`o` | Normal | Close other windows (:only)
 `s`+`x` | Normal | Remove buffer, leave blank window
 `s`+`q` | Normal | Closes current buffer (:close)
-`s`+`Q` | Normal | Removes current buffer (:bdelete)
+`s`+`Q` | Normal | Removes current buffer, left buffer in the tabline will be displayed, if there is no buffer on the left, the right buffer will be displayed, if this is the last buffer in the tabline, then an empty buffer will be displayed.
 `Tab` | Normal | Next window or tab
 `Shift`+`Tab` | Normal | Previous window or tab
 `<leader>`+`sv` | Normal | Split with previous buffer