Merge pull request #1063 from sappo/master

Various ctrlspace tabline improvements

autoload/airline/extensions/tabline/ctrlspace.vim

@@ -9,6 +9,9 @@ let s:current_tabline = ''
 
 let s:buffers_label = get(g:, 'airline#extensions#tabline#buffers_label', 'buffers')
 let s:tabs_label = get(g:, 'airline#extensions#tabline#tabs_label', 'tabs')
+let s:switch_buffers_and_tabs = get(g:, 'airline#extensions#tabline#switch_buffers_and_tabs', 0)
+let s:show_buffers = get(g:, 'airline#extensions#tabline#show_buffers', 1)
+let s:show_tabs = get(g:, 'airline#extensions#tabline#show_tabs', 1)
 
 function! airline#extensions#tabline#ctrlspace#off()
   augroup airline_tabline_ctrlspace
@@ -28,6 +31,62 @@ function! airline#extensions#tabline#ctrlspace#invalidate()
   let s:current_tabnr = -1
 endfunction
 
+function! airline#extensions#tabline#ctrlspace#add_buffer_section(builder, cur_tab, cur_buf, pos)
+  if a:pos == 0
+    let pos_extension = ''
+  else
+    let pos_extension = '_right'
+  endif
+
+  let s:buffer_list = ctrlspace#api#BufferList(a:cur_tab)
+  for buffer in s:buffer_list
+      if a:cur_buf == buffer.index
+        if buffer.modified
+          let group = 'airline_tabmod'.pos_extension
+        else
+          let group = 'airline_tabsel'.pos_extension
+        endif
+      else
+        if buffer.modified
+          let group = 'airline_tabmod_unsel'.pos_extension
+        elseif buffer.visible
+          let group = 'airline_tab'.pos_extension
+        else
+          let group = 'airline_tabhid'.pos_extension
+        endif
+      endif
+
+      let buf_name = '%(%{airline#extensions#tabline#get_buffer_name('.buffer.index.')}%)'
+      call a:builder.add_section_spaced(group, buf_name)
+  endfor
+endfunction
+
+function! airline#extensions#tabline#ctrlspace#add_tab_section(builder, pos)
+  if a:pos == 0
+    let pos_extension = ''
+  else
+    let pos_extension = '_right'
+  endif
+
+  for tab in s:tab_list
+    if tab.current
+      if tab.modified
+        let group = 'airline_tabmod'.pos_extension
+      else
+        let group = 'airline_tabsel'.pos_extension
+      endif
+    else
+      if tab.modified
+        let group = 'airline_tabmod_unsel'.pos_extension
+      else
+        let group = 'airline_tabhid'.pos_extension
+      endif
+    endif
+
+    call a:builder.add_section_spaced(group, tab.title.ctrlspace#api#TabBuffersNumber(tab.index))
+  endfor
+endfunction
+
 function! airline#extensions#tabline#ctrlspace#get()
   let cur_buf = bufnr('%')
 
@@ -42,59 +101,44 @@ function! airline#extensions#tabline#ctrlspace#get()
     return s:current_tabline
   endif
 
-  let b = airline#extensions#tabline#new_builder()
+  let builder = airline#extensions#tabline#new_builder()
 
-  call b.add_section_spaced('airline_tabtype', s:buffers_label)
+  " Add left tabline content
-
+  if s:show_buffers == 0
-  let s:buffer_list = ctrlspace#api#BufferList(cur_tab)
+      call airline#extensions#tabline#ctrlspace#add_tab_section(builder, 0)
-  for buffer in s:buffer_list
+  elseif s:show_tabs == 0
-      if cur_buf == buffer.index
+      call airline#extensions#tabline#ctrlspace#add_buffer_section(builder, cur_tab, cur_buf, 0)
-        if buffer.modified
-          let group = 'airline_tabmod'
   else
-          let group = 'airline_tabsel'
+    if s:switch_buffers_and_tabs == 0
-        endif
+      call builder.add_section_spaced('airline_tabtype', s:buffers_label)
+      call airline#extensions#tabline#ctrlspace#add_buffer_section(builder, cur_tab, cur_buf, 0)
     else
-        if buffer.modified
+      call builder.add_section_spaced('airline_tabtype', s:tabs_label)
-          let group = 'airline_tabmod_unsel'
+      call airline#extensions#tabline#ctrlspace#add_tab_section(builder, 0)
-        elseif buffer.visible
-          let group = 'airline_tab'
-        else
-          let group = 'airline_tabhid'
     endif
   endif
 
-      let buf_name = '%(%{airline#extensions#tabline#get_buffer_name('.buffer.index.')}%)'
+  call builder.add_section('airline_tabfill', '')
-      call b.add_section_spaced(group, buf_name)
+  call builder.split()
-  endfor
+  call builder.add_section('airline_tabfill', '')
 
-
+  " Add right tabline content
-  call b.add_section('airline_tabfill', '')
+  if s:show_buffers == 0
-  call b.split()
+      call builder.add_section_spaced('airline_tabtype', s:tabs_label)
-  call b.add_section('airline_tabfill', '')
+  elseif s:show_tabs == 0
-
+      call builder.add_section_spaced('airline_tabtype', s:buffers_label)
-  for tab in s:tab_list
-    if tab.current
-      if tab.modified
-        let group = 'airline_tabmod_right'
   else
-        let group = 'airline_tabsel_right'
+    if s:switch_buffers_and_tabs == 0
-      endif
+      call airline#extensions#tabline#ctrlspace#add_tab_section(builder, 1)
+      call builder.add_section_spaced('airline_tabtype', s:tabs_label)
     else
-      if tab.modified
+      call airline#extensions#tabline#ctrlspace#add_buffer_section(builder, cur_tab, cur_buf, 1)
-        let group = 'airline_tabmod_unsel_right'
+      call builder.add_section_spaced('airline_tabtype', s:buffers_label)
-      else
-        let group = 'airline_tabhid_right'
     endif
   endif
 
-    call b.add_section_spaced(group, tab.title.ctrlspace#api#TabBuffersNumber(tab.index))
-  endfor
-
-  call b.add_section_spaced('airline_tabtype', s:tabs_label)
-
   let s:current_bufnr = cur_buf
   let s:current_tabnr = cur_tab
-  let s:current_tabline = b.build()
+  let s:current_tabline = builder.build()
   return s:current_tabline
 endfunction

doc/airline.txt

@@ -489,16 +489,22 @@ eclim <https://eclim.org>
   let g:airline#extensions#whitespace#trailing_regexp = '\s$'
 <
 -------------------------------------                      *airline-tabline*
-* enable/disable enhanced tabline. >
+Note: If you're using the ctrlspace tabline only the option marked with (c)
+are supported!
+
+* enable/disable enhanced tabline. (c)
   let g:airline#extensions#tabline#enabled = 0
-<
+
 * enable/disable displaying open splits per tab (only when tabs are opened). >
   let g:airline#extensions#tabline#show_splits = 1
-<
+    *
-* enable/disable displaying buffers with a single tab. >
+* switch position of buffers and tabs on splited tabline (c)
+  let g:airline#extensions#tabline#switch_buffers_and_tabs = 0
+
+* enable/disable displaying buffers with a single tab. (c)
   let g:airline#extensions#tabline#show_buffers = 1
 <
-* enable/disable displaying tabs, regardless of number. >
+* enable/disable displaying tabs, regardless of number. (c)
   let g:airline#extensions#tabline#show_tabs = 1
 <
 * configure filename match rules to exclude from the tabline. >
@@ -518,18 +524,14 @@ eclim <https://eclim.org>
 * enable/disable displaying tab type (far right) >
   let g:airline#extensions#tabline#show_tab_type = 1
 
-* enable/disable displaying index of the buffer.
+* rename label for buffers (default: 'buffers') (c)
-
-  Note: If you're using ctrlspace the tabline shows your tabs on the right and
-  buffer on the left. Also none of the above tabline switches is currently
-  supported!
-
-* rename label for buffers (default: 'buffers') >
   let g:airline#extensions#tabline#buffers_label = 'b'
 
-* rename label for tabs (default: 'tabs') >
+* rename label for tabs (default: 'tabs') (c)
   let g:airline#extensions#tabline#tabs_label = 't'
-<
+
+* enable/disable displaying index of the buffer.
+
   When enabled, numbers will be displayed in the tabline and mappings will be
   exposed to allow you to select a buffer directly.  Up to 9 mappings will be
   exposed. >
@@ -554,7 +556,7 @@ eclim <https://eclim.org>
   Use |gt| for switching tabs.
   In tabmode, those mappings will switch to the specified tab.
 
-* defines the name of a formatter for how buffer names are displayed. >
+* defines the name of a formatter for how buffer names are displayed. (c)
   let g:airline#extensions#tabline#formatter = 'default'
 
   " here is how you can define a 'foo' formatter:
@@ -623,7 +625,6 @@ eclim <https://eclim.org>
   let airline#extensions#tabline#ignore_bufadd_pat =
             \ '\c\vgundo|undotree|vimfiler|tagbar|nerd_tree'
 
-<
 Note: Enabling this extension will modify 'showtabline' and 'guioptions'.
 
 * enable Refresh of tabline buffers on |BufAdd| autocommands