git.r.bdr.sh - rbdr/dotfiles/blob - vim/nerdtree_plugin/fs_menu.vim

   1 " ============================================================================
   2 " File:        fs_menu.vim
   3 " Description: plugin for the NERD Tree that provides a file system menu
   4 " Maintainer:  Martin Grenfell <martin.grenfell at gmail dot com>
   5 " Last Change: 17 July, 2009
   6 " License:     This program is free software. It comes without any warranty,
   7 "              to the extent permitted by applicable law. You can redistribute
   8 "              it and/or modify it under the terms of the Do What The Fuck You
   9 "              Want To Public License, Version 2, as published by Sam Hocevar.
  10 "              See http://sam.zoy.org/wtfpl/COPYING for more details.
  11 "
  12 " ============================================================================
  13 if exists("g:loaded_nerdtree_fs_menu")
  14     finish
  15 endif
  16 let g:loaded_nerdtree_fs_menu = 1
  17
  18 call NERDTreeAddMenuItem({'text': '(a)dd a childnode', 'shortcut': 'a', 'callback': 'NERDTreeAddNode'})
  19 call NERDTreeAddMenuItem({'text': '(m)ove the curent node', 'shortcut': 'm', 'callback': 'NERDTreeMoveNode'})
  20 call NERDTreeAddMenuItem({'text': '(d)elete the curent node', 'shortcut': 'd', 'callback': 'NERDTreeDeleteNode'})
  21 if g:NERDTreePath.CopyingSupported()
  22     call NERDTreeAddMenuItem({'text': '(c)copy the current node', 'shortcut': 'c', 'callback': 'NERDTreeCopyNode'})
  23 endif
  24
  25 "FUNCTION: s:echo(msg){{{1
  26 function! s:echo(msg)
  27     redraw
  28     echomsg "NERDTree: " . a:msg
  29 endfunction
  30
  31 "FUNCTION: s:echoWarning(msg){{{1
  32 function! s:echoWarning(msg)
  33     echohl warningmsg
  34     call s:echo(a:msg)
  35     echohl normal
  36 endfunction
  37
  38 "FUNCTION: s:promptToDelBuffer(bufnum, msg){{{1
  39 "prints out the given msg and, if the user responds by pushing 'y' then the
  40 "buffer with the given bufnum is deleted
  41 "
  42 "Args:
  43 "bufnum: the buffer that may be deleted
  44 "msg: a message that will be echoed to the user asking them if they wish to
  45 "     del the buffer
  46 function! s:promptToDelBuffer(bufnum, msg)
  47     echo a:msg
  48     if nr2char(getchar()) ==# 'y'
  49         exec "silent bdelete! " . a:bufnum
  50     endif
  51 endfunction
  52
  53 "FUNCTION: NERDTreeAddNode(){{{1
  54 function! NERDTreeAddNode()
  55     let curDirNode = g:NERDTreeDirNode.GetSelected()
  56
  57     let newNodeName = input("Add a childnode\n".
  58                           \ "==========================================================\n".
  59                           \ "Enter the dir/file name to be created. Dirs end with a '/'\n" .
  60                           \ "", curDirNode.path.str({'format': 'Glob'}) . g:NERDTreePath.Slash())
  61
  62     if newNodeName ==# ''
  63         call s:echo("Node Creation Aborted.")
  64         return
  65     endif
  66
  67     try
  68         let newPath = g:NERDTreePath.Create(newNodeName)
  69         let parentNode = b:NERDTreeRoot.findNode(newPath.getParent())
  70
  71         let newTreeNode = g:NERDTreeFileNode.New(newPath)
  72         if parentNode.isOpen || !empty(parentNode.children)
  73             call parentNode.addChild(newTreeNode, 1)
  74             call NERDTreeRender()
  75             call newTreeNode.putCursorHere(1, 0)
  76         endif
  77     catch /^NERDTree/
  78         call s:echoWarning("Node Not Created.")
  79     endtry
  80 endfunction
  81
  82 "FUNCTION: NERDTreeMoveNode(){{{1
  83 function! NERDTreeMoveNode()
  84     let curNode = g:NERDTreeFileNode.GetSelected()
  85     let newNodePath = input("Rename the current node\n" .
  86                           \ "==========================================================\n" .
  87                           \ "Enter the new path for the node:                          \n" .
  88                           \ "", curNode.path.str())
  89
  90     if newNodePath ==# ''
  91         call s:echo("Node Renaming Aborted.")
  92         return
  93     endif
  94
  95     try
  96         let bufnum = bufnr(curNode.path.str())
  97
  98         call curNode.rename(newNodePath)
  99         call NERDTreeRender()
 100
 101         "if the node is open in a buffer, ask the user if they want to
 102         "close that buffer
 103         if bufnum != -1
 104             let prompt = "\nNode renamed.\n\nThe old file is open in buffer ". bufnum . (bufwinnr(bufnum) ==# -1 ? " (hidden)" : "") .". Delete this buffer? (yN)"
 105             call s:promptToDelBuffer(bufnum, prompt)
 106         endif
 107
 108         call curNode.putCursorHere(1, 0)
 109
 110         redraw
 111     catch /^NERDTree/
 112         call s:echoWarning("Node Not Renamed.")
 113     endtry
 114 endfunction
 115
 116 " FUNCTION: NERDTreeDeleteNode() {{{1
 117 function! NERDTreeDeleteNode()
 118     let currentNode = g:NERDTreeFileNode.GetSelected()
 119     let confirmed = 0
 120
 121     if currentNode.path.isDirectory
 122         let choice =input("Delete the current node\n" .
 123                          \ "==========================================================\n" .
 124                          \ "STOP! To delete this entire directory, type 'yes'\n" .
 125                          \ "" . currentNode.path.str() . ": ")
 126         let confirmed = choice ==# 'yes'
 127     else
 128         echo "Delete the current node\n" .
 129            \ "==========================================================\n".
 130            \ "Are you sure you wish to delete the node:\n" .
 131            \ "" . currentNode.path.str() . " (yN):"
 132         let choice = nr2char(getchar())
 133         let confirmed = choice ==# 'y'
 134     endif
 135
 136
 137     if confirmed
 138         try
 139             call currentNode.delete()
 140             call NERDTreeRender()
 141
 142             "if the node is open in a buffer, ask the user if they want to
 143             "close that buffer
 144             let bufnum = bufnr(currentNode.path.str())
 145             if buflisted(bufnum)
 146                 let prompt = "\nNode deleted.\n\nThe file is open in buffer ". bufnum . (bufwinnr(bufnum) ==# -1 ? " (hidden)" : "") .". Delete this buffer? (yN)"
 147                 call s:promptToDelBuffer(bufnum, prompt)
 148             endif
 149
 150             redraw
 151         catch /^NERDTree/
 152             call s:echoWarning("Could not remove node")
 153         endtry
 154     else
 155         call s:echo("delete aborted")
 156     endif
 157
 158 endfunction
 159
 160 " FUNCTION: NERDTreeCopyNode() {{{1
 161 function! NERDTreeCopyNode()
 162     let currentNode = g:NERDTreeFileNode.GetSelected()
 163     let newNodePath = input("Copy the current node\n" .
 164                           \ "==========================================================\n" .
 165                           \ "Enter the new path to copy the node to:                   \n" .
 166                           \ "", currentNode.path.str())
 167
 168     if newNodePath != ""
 169         "strip trailing slash
 170         let newNodePath = substitute(newNodePath, '\/$', '', '')
 171
 172         let confirmed = 1
 173         if currentNode.path.copyingWillOverwrite(newNodePath)
 174             call s:echo("Warning: copying may overwrite files! Continue? (yN)")
 175             let choice = nr2char(getchar())
 176             let confirmed = choice ==# 'y'
 177         endif
 178
 179         if confirmed
 180             try
 181                 let newNode = currentNode.copy(newNodePath)
 182                 call NERDTreeRender()
 183                 call newNode.putCursorHere(0, 0)
 184             catch /^NERDTree/
 185                 call s:echoWarning("Could not copy node")
 186             endtry
 187         endif
 188     else
 189         call s:echo("Copy aborted.")
 190     endif
 191     redraw
 192 endfunction
 193
 194 " vim: set sw=4 sts=4 et fdm=marker: