From 8b174fb2519fad52872e4d39eb7cc04be58b6985 Mon Sep 17 00:00:00 2001
From: itchyny <neknekneknek.t@gmail.com>
Date: Thu, 22 Aug 2013 00:46:42 +0900
Subject: [PATCH] first commit

---
 autoload/lightline.vim                       | 151 +++++++++++++++++++
 autoload/lightline/colorscheme/default.vim   |  13 ++
 autoload/lightline/colorscheme/landscape.vim |  13 ++
 plugin/lightline.vim                         |  12 ++
 4 files changed, 189 insertions(+)
 create mode 100644 autoload/lightline.vim
 create mode 100644 autoload/lightline/colorscheme/default.vim
 create mode 100644 autoload/lightline/colorscheme/landscape.vim
 create mode 100644 plugin/lightline.vim

diff --git a/autoload/lightline.vim b/autoload/lightline.vim
new file mode 100644
index 0000000..954e2c2
--- /dev/null
+++ b/autoload/lightline.vim
@@ -0,0 +1,151 @@
+let s:save_cpo = &cpo
+set cpo&vim
+
+let s:_ = 1
+
+function! lightline#update(...)
+  if s:_ | call lightline#init() | endif
+  for nr in filter(range(1, winnr('$')), 'v:val != winnr()')
+    call setwinvar(nr, '&statusline', lightline#statusline(nr, 0))
+  endfor
+  call setwinvar(winnr(), '&statusline', lightline#statusline(winnr(), 1))
+endfunction
+
+function! lightline#init()
+  let g:lightline = get(g:, 'lightline', {})
+  let g:lightline.active = get(g:lightline, 'active', {})
+  let g:lightline.inactive = get(g:lightline, 'inactive', {})
+  let g:lightline.active.left = get(g:lightline.active, 'left', [ [ 'mode' ], [ 'filename', 'modified' ] ])
+  let g:lightline.inactive.left = get(g:lightline.inactive, 'left', [ [ 'filename' ] ])
+  let g:lightline.active.right = get(g:lightline.active, 'right', [ [ 'lineinfo' ], [ 'percent' ], [ 'fileformat', 'fileencoding', 'filetype' ] ])
+  let g:lightline.inactive.right = get(g:lightline.inactive, 'right', [ [ 'lineinfo' ], [ 'percent' ] ])
+  let g:lightline._mode_map = {
+        \ 'n' : 'NORMAL', 'i' : 'INSERT', 'R' : 'REPLACE', 'v' : 'VISUAL', 'V' : 'V-LINE',
+        \ 'c' : 'COMMAND', '': 'V-BLOCK', 's' : 'SELECT', 'S' : 'S-LINE', '': 'S-BLOCK', '?': '      ' }
+  let g:lightline.mode_map = get(g:lightline, 'mode_map', {})
+  for [k, v] in items(g:lightline._mode_map)
+    let g:lightline.mode_map[k] = get(g:lightline.mode_map, k, v)
+  endfor
+  let g:lightline._mode_ = {
+        \ 'n' : 'normal', 'i' : 'insert', 'R' : 'replace', 'v' : 'visual', 'V' : 'visual',
+        \ 'c' : 'command', '': 'visual', 's' : 'select', 'S' : 'select', '': 'select', }
+  let g:lightline.component = get(g:lightline, 'component', {
+        \ 'mode': '%{lightline#mode()}',
+        \ 'filename': '%t',
+        \ 'modified': '%M',
+        \ 'fileencoding': '%{strlen(&fenc)?&fenc:&enc}',
+        \ 'fileformat': '%{&fileformat}',
+        \ 'filetype': '%{strlen(&filetype)?&filetype:"no ft"}',
+        \ 'percent': '%3p%%',
+        \ 'lineinfo': '%3l:%-2v',
+        \ 'fugitive': '%{fugitive#head()}' })
+  let g:lightline.component_length = get(g:lightline, 'component_length', {
+        \ 'modified': '(&modified||!&modifiable)',
+        \ 'fugitive': 'strlen(fugitive#head())' })
+  let g:lightline.separator = get(g:lightline, 'separator', {})
+  let g:lightline.separator.left = get(g:lightline.separator, 'left', '')
+  let g:lightline.separator.right = get(g:lightline.separator, 'right', '')
+  let g:lightline.subseparator = get(g:lightline, 'subseparator', {})
+  let g:lightline.subseparator.left = get(g:lightline.subseparator, 'left', '')
+  let g:lightline.subseparator.right = get(g:lightline.subseparator, 'right', '')
+  let g:lightline.color = get(g:lightline, 'color', {})
+  let g:lightline.colorscheme = get(g:lightline, 'colorscheme', 'default')
+  for m in ['normal', 'insert', 'replace', 'visual', 'inactive']
+    let g:lightline.color[m] = get(g:lightline.color, m, {})
+  endfor
+  try
+    exec 'call lightline#colorscheme#' . g:lightline.colorscheme . '#init()'
+    for m in ['normal', 'insert', 'replace', 'visual', 'inactive', 'command']
+      call lightline#highlight(m)
+    endfor
+    let s:_ = 0
+  catch
+    call lightline#error('Colorscheme ' . g:lightline.colorscheme . ' not found.')
+    let g:lightline.colorscheme = 'default'
+  endtry
+endfunction
+
+function! lightline#mode()
+  let mode = get(g:lightline._mode_, mode(), 'normal')
+  for i in range(len(g:lightline.active.left))
+    exec printf('hi link LightLineLeft_active_%d LightLineLeft_%s_%d', i, mode, i)
+    exec printf('hi link LightLineLeft_active_%d_%d LightLineLeft_%s_%d_%d', i, i + 1, mode, i, i + 1)
+  endfor
+  exec printf('hi link LightLineMiddle_active LightLineMiddle_%s', mode)
+  for i in range(len(g:lightline.active.right))
+    exec printf('hi link LightLineRight_active_%d LightLineRight_%s_%d', i, mode, i)
+    exec printf('hi link LightLineRight_active_%d_%d LightLineRight_%s_%d_%d', i, i + 1, mode, i, i + 1)
+  endfor
+  return get(g:lightline.mode_map, mode(), g:lightline.mode_map['?'])
+endfunction
+
+function! lightline#highlight(mode)
+  let d = has_key(g:lightline.color, a:mode) ? a:mode : 'normal'
+  let c = g:lightline.color
+  let left = d == 'inactive' ? g:lightline.inactive.left : g:lightline.active.left
+  let right = d == 'inactive' ? g:lightline.inactive.right : g:lightline.active.right
+  let l = has_key(c, d) && has_key(c[d], 'left') ? c[d].left : c.normal.left
+  let r = has_key(c, d) && has_key(c[d], 'right') ? c[d].right : c.normal.right
+  let m = has_key(c, d) && has_key(c[d], 'middle') ? c[d].middle : c.normal.middle
+  for i in range(len(left))
+    exec printf('hi LightLineLeft_%s_%d ctermfg=%d ctermbg=%d', a:mode, i, l[i][0], l[i][1])
+    exec printf('hi LightLineLeft_%s_%d_%d ctermfg=%d ctermbg=%d', a:mode, i, i + 1, l[i][1], i == len(left) - 1 ? m[1] : l[i + 1][1])
+  endfor
+  exec printf('hi LightLineMiddle_%s ctermfg=%d ctermbg=%d', a:mode, m[0], m[1])
+  for i in reverse(range(len(right)))
+    exec printf('hi LightLineRight_%s_%d_%d ctermfg=%d ctermbg=%d', a:mode, i, i + 1, r[i][1], i == len(right) - 1 ? m[1] : r[i + 1][1])
+    exec printf('hi LightLineRight_%s_%d ctermfg=%d ctermbg=%d', a:mode, i, r[i][0], r[i][1])
+  endfor
+endfunction
+
+function! lightline#subseparator(x, y, s)
+  if has_key(g:lightline.component_length, a:x)
+    if has_key(g:lightline.component_length, a:y)
+      return '%{'.g:lightline.component_length[a:x].'*'.g:lightline.component_length[a:y]."?(g:lightline.subseparator.left):''}"
+    else
+      return '%{'.g:lightline.component_length[a:x]."?(g:lightline.subseparator.left):''}"
+    endif
+  elseif has_key(g:lightline.component_length, a:y)
+    return '%{'.g:lightline.component_length[a:y]."?(g:lightline.subseparator.left):''}"
+  else
+    return a:s
+  endif
+endfunction
+
+function! lightline#statusline(nr, active)
+  let _ = ''
+  let mode = a:active ? 'active' : 'inactive'
+  let left = has_key(g:lightline, mode) ? g:lightline[mode].left : g:lightline.active.left
+  let right = has_key(g:lightline, mode) ? g:lightline[mode].right : g:lightline.active.right
+  for i in range(len(left))
+    let _ .= printf('%%#LightLineLeft_%s_%d#', mode, i)
+    for j in range(len(left[i]))
+      let _ .= '%( '.g:lightline.component[left[i][j]].' %)'
+      if j < len(left[i]) - 1
+        let _ .= lightline#subseparator(left[i][j], left[i][j+1], g:lightline.subseparator.left)
+      endif
+    endfor
+    let _ .= printf('%%#LightLineLeft_%s_%d_%d#', mode, i, i + 1) . g:lightline.separator.left
+  endfor
+  let _ .= printf('%%#LightLineMiddle_%s#%%=', mode)
+  for i in reverse(range(len(right)))
+    let _ .= printf('%%#LightLineRight_%s_%d_%d#', mode, i, i + 1) . g:lightline.separator.right
+    let _ .= printf('%%#LightLineRight_%s_%d#', mode, i)
+    for j in range(len(right[i]))
+      if j
+        let _ .= lightline#subseparator(right[i][j], right[i][j-1], g:lightline.subseparator.right)
+      endif
+      let _ .= '%( '.g:lightline.component[right[i][j]].' %)'
+    endfor
+  endfor
+  return _
+endfunction
+
+function! lightline#error(msg)
+  echohl ErrorMsg
+  echomsg 'lightline.vim: '.a:msg
+  echohl None
+endfunction
+
+let &cpo = s:save_cpo
+unlet s:save_cpo
diff --git a/autoload/lightline/colorscheme/default.vim b/autoload/lightline/colorscheme/default.vim
new file mode 100644
index 0000000..19c6a98
--- /dev/null
+++ b/autoload/lightline/colorscheme/default.vim
@@ -0,0 +1,13 @@
+
+function! lightline#colorscheme#default#init()
+  let g:lightline.color.normal.left = [ [ 21, 231 ], [ 231, 21 ], [ 231, 21 ] ]
+  let g:lightline.color.normal.right = [ [ 236, 252 ], [ 236, 245 ], [ 250, 240 ] ]
+  let g:lightline.color.inactive.right = [ [ 233, 241 ], [ 233, 237 ], [ 233, 235 ], [ 233, 235 ] ]
+  let g:lightline.color.inactive.left = g:lightline.color.inactive.right[1:]
+  let g:lightline.color.insert.left = [ [ 22, 231 ], [ 231, 22 ], [ 231, 22 ] ]
+  let g:lightline.color.replace.left = [ [ 124, 231 ], [ 231, 124 ], [ 231, 124 ] ]
+  let g:lightline.color.visual.left = [ [ 57, 231 ], [ 231, 57 ], [ 231, 57 ] ]
+  let g:lightline.color.normal.middle = [ 231, 236 ]
+  let g:lightline.color.inactive.middle = [ 236, 233 ]
+endfunction
+
diff --git a/autoload/lightline/colorscheme/landscape.vim b/autoload/lightline/colorscheme/landscape.vim
new file mode 100644
index 0000000..b250e87
--- /dev/null
+++ b/autoload/lightline/colorscheme/landscape.vim
@@ -0,0 +1,13 @@
+
+function! lightline#colorscheme#landscape#init()
+  let g:lightline.color.normal.left = [ [ 21, 231 ], [ 231, 21 ], [ 231, 21 ] ]
+  let g:lightline.color.normal.right = [ [ 236, 252 ], [ 236, 245 ], [ 250, 240 ] ]
+  let g:lightline.color.inactive.right = [ [ 233, 241 ], [ 233, 237 ], [ 233, 235 ], [ 233, 235 ] ]
+  let g:lightline.color.inactive.left = g:lightline.color.inactive.right[1:]
+  let g:lightline.color.insert.left = [ [ 22, 231 ], [ 231, 22 ], [ 231, 22 ] ]
+  let g:lightline.color.replace.left = [ [ 124, 231 ], [ 231, 124 ], [ 231, 124 ] ]
+  let g:lightline.color.visual.left = [ [ 57, 231 ], [ 231, 57 ], [ 231, 57 ] ]
+  let g:lightline.color.normal.middle = [ 231, 236 ]
+  let g:lightline.color.inactive.middle = [ 236, 233 ]
+endfunction
+
diff --git a/plugin/lightline.vim b/plugin/lightline.vim
new file mode 100644
index 0000000..f76c3fe
--- /dev/null
+++ b/plugin/lightline.vim
@@ -0,0 +1,12 @@
+let s:save_cpo = &cpo
+set cpo&vim
+
+augroup LightLine
+  autocmd!
+  autocmd WinEnter,BufWinEnter,BufUnload,CmdwinEnter,CmdwinLeave,ShellCmdPost * call lightline#update()
+  autocmd InsertLeave * call lightline#update(1)
+  autocmd InsertEnter * call lightline#update(0)
+augroup END
+
+let &cpo = s:save_cpo
+unlet s:save_cpo