ui.vim (17283B)
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") quickhelp~\n" let @h=@h."\" ============================\n" let @h=@h."\" File node mappings~\n" let @h=@h."\" ". (g:NERDTreeMouseMode ==# 3 ? "single" : "double") ."-click,\n" let @h=@h."\" <CR>,\n" if b:NERDTreeType ==# "primary" let @h=@h."\" ". g:NERDTreeMapActivateNode .": open in prev window\n" else let @h=@h."\" ". g:NERDTreeMapActivateNode .": open in current window\n" endif if b:NERDTreeType ==# "primary" let @h=@h."\" ". g:NERDTreeMapPreview .": preview\n" endif let @h=@h."\" ". g:NERDTreeMapOpenInTab.": open in new tab\n" let @h=@h."\" ". g:NERDTreeMapOpenInTabSilent .": open in new tab silently\n" let @h=@h."\" middle-click,\n" let @h=@h."\" ". g:NERDTreeMapOpenSplit .": open split\n" let @h=@h."\" ". g:NERDTreeMapPreviewSplit .": preview split\n" let @h=@h."\" ". g:NERDTreeMapOpenVSplit .": open vsplit\n" let @h=@h."\" ". g:NERDTreeMapPreviewVSplit .": preview vsplit\n" let @h=@h."\"\n\" ----------------------------\n" let @h=@h."\" Directory node mappings~\n" let @h=@h."\" ". (g:NERDTreeMouseMode ==# 1 ? "double" : "single") ."-click,\n" let @h=@h."\" ". g:NERDTreeMapActivateNode .": open & close node\n" let @h=@h."\" ". g:NERDTreeMapOpenRecursively .": recursively open node\n" let @h=@h."\" ". g:NERDTreeMapCloseDir .": close parent of node\n" let @h=@h."\" ". g:NERDTreeMapCloseChildren .": close all child nodes of\n" let @h=@h."\" current node recursively\n" let @h=@h."\" middle-click,\n" let @h=@h."\" ". g:NERDTreeMapOpenExpl.": explore selected dir\n" let @h=@h."\"\n\" ----------------------------\n" let @h=@h."\" Bookmark table mappings~\n" let @h=@h."\" double-click,\n" let @h=@h."\" ". g:NERDTreeMapActivateNode .": open bookmark\n" let @h=@h."\" ". g:NERDTreeMapOpenInTab.": open in new tab\n" let @h=@h."\" ". g:NERDTreeMapOpenInTabSilent .": open in new tab silently\n" let @h=@h."\" ". g:NERDTreeMapDeleteBookmark .": delete bookmark\n" let @h=@h."\"\n\" ----------------------------\n" let @h=@h."\" Tree navigation mappings~\n" let @h=@h."\" ". g:NERDTreeMapJumpRoot .": go to root\n" let @h=@h."\" ". g:NERDTreeMapJumpParent .": go to parent\n" let @h=@h."\" ". g:NERDTreeMapJumpFirstChild .": go to first child\n" let @h=@h."\" ". g:NERDTreeMapJumpLastChild .": go to last child\n" let @h=@h."\" ". g:NERDTreeMapJumpNextSibling .": go to next sibling\n" let @h=@h."\" ". g:NERDTreeMapJumpPrevSibling .": go to prev sibling\n" let @h=@h."\"\n\" ----------------------------\n" let @h=@h."\" Filesystem mappings~\n" let @h=@h."\" ". g:NERDTreeMapChangeRoot .": change tree root to the\n" let @h=@h."\" selected dir\n" let @h=@h."\" ". g:NERDTreeMapUpdir .": move tree root up a dir\n" let @h=@h."\" ". g:NERDTreeMapUpdirKeepOpen .": move tree root up a dir\n" let @h=@h."\" but leave old root open\n" let @h=@h."\" ". g:NERDTreeMapRefresh .": refresh cursor dir\n" let @h=@h."\" ". g:NERDTreeMapRefreshRoot .": refresh current root\n" let @h=@h."\" ". g:NERDTreeMapMenu .": Show menu\n" let @h=@h."\" ". g:NERDTreeMapChdir .":change the CWD to the\n" let @h=@h."\" selected dir\n" let @h=@h."\" ". g:NERDTreeMapCWD .":change tree root to CWD\n" let @h=@h."\"\n\" ----------------------------\n" let @h=@h."\" Tree filtering mappings~\n" let @h=@h."\" ". g:NERDTreeMapToggleHidden .": hidden files (" . (b:NERDTreeShowHidden ? "on" : "off") . ")\n" let @h=@h."\" ". g:NERDTreeMapToggleFilters .": file filters (" . (b:NERDTreeIgnoreEnabled ? "on" : "off") . ")\n" let @h=@h."\" ". g:NERDTreeMapToggleFiles .": files (" . (b:NERDTreeShowFiles ? "on" : "off") . ")\n" let @h=@h."\" ". g:NERDTreeMapToggleBookmarks .": bookmarks (" . (b:NERDTreeShowBookmarks ? "on" : "off") . ")\n" "add quickhelp entries for each custom key map let @h=@h."\"\n\" ----------------------------\n" let @h=@h."\" Custom mappings~\n" for i in g:NERDTreeKeyMap.All() if !empty(i.quickhelpText) let @h=@h."\" ". i.key .": ". i.quickhelpText ."\n" endif endfor let @h=@h."\"\n\" ----------------------------\n" let @h=@h."\" Other mappings~\n" let @h=@h."\" ". g:NERDTreeMapQuit .": Close the NERDTree window\n" let @h=@h."\" ". g:NERDTreeMapToggleZoom .": Zoom (maximize-minimize)\n" let @h=@h."\" the NERDTree window\n" let @h=@h."\" ". g:NERDTreeMapHelp .": toggle help\n" let @h=@h."\"\n\" ----------------------------\n" let @h=@h."\" Bookmark commands~\n" let @h=@h."\" :Bookmark [<name>]\n" let @h=@h."\" :BookmarkToRoot <name>\n" let @h=@h."\" :RevealBookmark <name>\n" let @h=@h."\" :OpenBookmark <name>\n" let @h=@h."\" :ClearBookmarks [<names>]\n" let @h=@h."\" :ClearAllBookmarks\n" silent! put h elseif g:NERDTreeMinimalUI == 0 let @h="\" Press ". g:NERDTreeMapHelp ." for help\n" silent! put h endif let @h = old_h endfunction "FUNCTION: s:UI.new(nerdtree) {{{1 function! s:UI.New(nerdtree) let newObj = copy(self) let newObj.nerdtree = a:nerdtree return newObj endfunction "FUNCTION: s:UI.getPath(ln) {{{1 "Gets the full path to the node that is rendered on the given line number " "Args: "ln: the line number to get the path for " "Return: "A path if a node was selected, {} if nothing is selected. "If the 'up a dir' line was selected then the path to the parent of the "current root is returned function! s:UI.getPath(ln) let line = getline(a:ln) let rootLine = self.getRootLineNum() "check to see if we have the root node if a:ln == rootLine return b:NERDTreeRoot.path endif if !g:NERDTreeDirArrows " in case called from outside the tree if line !~# '^ *[|`▸▾ ]' || line =~# '^$' return {} endif endif if line ==# s:UI.UpDirLine() return b:NERDTreeRoot.path.getParent() endif let indent = self._indentLevelFor(line) "remove the tree parts and the leading space let curFile = self._stripMarkup(line, 0) let wasdir = 0 if curFile =~# '/$' let wasdir = 1 let curFile = substitute(curFile, '/\?$', '/', "") endif let dir = "" let lnum = a:ln while lnum > 0 let lnum = lnum - 1 let curLine = getline(lnum) let curLineStripped = self._stripMarkup(curLine, 1) "have we reached the top of the tree? if lnum == rootLine let dir = b:NERDTreeRoot.path.str({'format': 'UI'}) . dir break endif if curLineStripped =~# '/$' let lpindent = self._indentLevelFor(curLine) if lpindent < indent let indent = indent - 1 let dir = substitute (curLineStripped,'^\\', "", "") . dir continue endif endif endwhile let curFile = b:NERDTreeRoot.path.drive . dir . curFile let toReturn = g:NERDTreePath.New(curFile) return toReturn endfunction "FUNCTION: s:UI.getLineNum(file_node){{{1 "returns the line number this node is rendered on, or -1 if it isnt rendered function! s:UI.getLineNum(file_node) "if the node is the root then return the root line no. if a:file_node.isRoot() return b:NERDTree.ui.getRootLineNum() endif let totalLines = line("$") "the path components we have matched so far let pathcomponents = [substitute(b:NERDTreeRoot.path.str({'format': 'UI'}), '/ *$', '', '')] "the index of the component we are searching for let curPathComponent = 1 let fullpath = a:file_node.path.str({'format': 'UI'}) let lnum = b:NERDTree.ui.getRootLineNum() while lnum > 0 let lnum = lnum + 1 "have we reached the bottom of the tree? if lnum ==# totalLines+1 return -1 endif let curLine = getline(lnum) let indent = self._indentLevelFor(curLine) if indent ==# curPathComponent let curLine = self._stripMarkup(curLine, 1) let curPath = join(pathcomponents, '/') . '/' . curLine if stridx(fullpath, curPath, 0) ==# 0 if fullpath ==# curPath || strpart(fullpath, len(curPath)-1,1) ==# '/' let curLine = substitute(curLine, '/ *$', '', '') call add(pathcomponents, curLine) let curPathComponent = curPathComponent + 1 if fullpath ==# curPath return lnum endif endif endif endif endwhile return -1 endfunction "FUNCTION: s:UI.getRootLineNum(){{{1 "gets the line number of the root node function! s:UI.getRootLineNum() let rootLine = 1 while getline(rootLine) !~# '^\(/\|<\)' let rootLine = rootLine + 1 endwhile return rootLine endfunction "FUNCTION: s:UI._indentLevelFor(line) {{{1 function! s:UI._indentLevelFor(line) let level = match(a:line, '[^ \-+~▸▾`|]') / s:UI.IndentWid() " check if line includes arrows if match(a:line, '[▸▾]') > -1 " decrement level as arrow uses 3 ascii chars let level = level - 1 endif return level endfunction "FUNCTION: s:UI.IndentWid() {{{1 function! s:UI.IndentWid() return 2 endfunction "FUNCTION: s:UI.MarkupReg() {{{1 function! s:UI.MarkupReg() if g:NERDTreeDirArrows return '^\([▾▸] \| \+[▾▸] \| \+\)' endif return '^[ `|]*[\-+~]' endfunction "FUNCTION: s:UI._renderBookmarks {{{1 function! s:UI._renderBookmarks() if g:NERDTreeMinimalUI == 0 call setline(line(".")+1, ">----------Bookmarks----------") call cursor(line(".")+1, col(".")) endif for i in g:NERDTreeBookmark.Bookmarks() call setline(line(".")+1, i.str()) call cursor(line(".")+1, col(".")) endfor call setline(line(".")+1, '') call cursor(line(".")+1, col(".")) endfunction "FUNCTION: s:UI.restoreScreenState() {{{1 " "Sets the screen state back to what it was when nerdtree#saveScreenState was last "called. " "Assumes the cursor is in the NERDTree window function! s:UI.restoreScreenState() if !has_key(self, '_screenState') return endif exec("silent vertical resize " . self._screenState['oldWindowSize']) let old_scrolloff=&scrolloff let &scrolloff=0 call cursor(self._screenState['oldTopLine'], 0) normal! zt call setpos(".", self._screenState['oldPos']) let &scrolloff=old_scrolloff endfunction "FUNCTION: s:UI.saveScreenState() {{{1 "Saves the current cursor position in the current buffer and the window "scroll position function! s:UI.saveScreenState() let win = winnr() call g:NERDTree.CursorToTreeWin() let self._screenState = {} let self._screenState['oldPos'] = getpos(".") let self._screenState['oldTopLine'] = line("w0") let self._screenState['oldWindowSize']= winwidth("") call nerdtree#exec(win . "wincmd w") endfunction "FUNCTION: s:UI._stripMarkup(line, removeLeadingSpaces){{{1 "returns the given line with all the tree parts stripped off " "Args: "line: the subject line "removeLeadingSpaces: 1 if leading spaces are to be removed (leading spaces = "any spaces before the actual text of the node) function! s:UI._stripMarkup(line, removeLeadingSpaces) let line = a:line "remove the tree parts and the leading space let line = substitute (line, g:NERDTreeUI.MarkupReg(),"","") "strip off any read only flag let line = substitute (line, ' \[RO\]', "","") "strip off any bookmark flags let line = substitute (line, ' {[^}]*}', "","") "strip off any executable flags let line = substitute (line, '*\ze\($\| \)', "","") "strip off any generic flags let line = substitute (line, '\[[^]]*\]', "","") let wasdir = 0 if line =~# '/$' let wasdir = 1 endif let line = substitute (line,' -> .*',"","") " remove link to if wasdir ==# 1 let line = substitute (line, '/\?$', '/', "") endif if a:removeLeadingSpaces let line = substitute (line, '^ *', '', '') endif return line endfunction "FUNCTION: s:UI.render() {{{1 function! s:UI.render() setlocal modifiable "remember the top line of the buffer and the current line so we can "restore the view exactly how it was let curLine = line(".") let curCol = col(".") let topLine = line("w0") "delete all lines in the buffer (being careful not to clobber a register) silent 1,$delete _ call self._dumpHelp() "delete the blank line before the help and add one after it if g:NERDTreeMinimalUI == 0 call setline(line(".")+1, "") call cursor(line(".")+1, col(".")) endif if b:NERDTreeShowBookmarks call self._renderBookmarks() endif "add the 'up a dir' line if !g:NERDTreeMinimalUI call setline(line(".")+1, s:UI.UpDirLine()) call cursor(line(".")+1, col(".")) endif "draw the header line let header = b:NERDTreeRoot.path.str({'format': 'UI', 'truncateTo': winwidth(0)}) call setline(line(".")+1, header) call cursor(line(".")+1, col(".")) "draw the tree let old_o = @o let @o = b:NERDTreeRoot.renderToString() silent put o let @o = old_o "delete the blank line at the top of the buffer silent 1,1delete _ "restore the view let old_scrolloff=&scrolloff let &scrolloff=0 call cursor(topLine, 1) normal! zt call cursor(curLine, curCol) let &scrolloff = old_scrolloff setlocal nomodifiable endfunction "FUNCTION: UI.renderViewSavingPosition {{{1 "Renders the tree and ensures the cursor stays on the current node or the "current nodes parent if it is no longer available upon re-rendering function! s:UI.renderViewSavingPosition() let currentNode = g:NERDTreeFileNode.GetSelected() "go up the tree till we find a node that will be visible or till we run "out of nodes while currentNode != {} && !currentNode.isVisible() && !currentNode.isRoot() let currentNode = currentNode.parent endwhile call b:NERDTree.render() if currentNode != {} call currentNode.putCursorHere(0, 0) endif endfunction " FUNCTION: s:UI.toggleIgnoreFilter() {{{1 " toggles the use of the NERDTreeIgnore option function! s:UI.toggleIgnoreFilter() let b:NERDTreeIgnoreEnabled = !b:NERDTreeIgnoreEnabled call b:NERDTree.ui.renderViewSavingPosition() call b:NERDTree.ui.centerView() endfunction " FUNCTION: s:UI.toggleShowBookmarks() {{{1 " toggles the display of bookmarks function! s:UI.toggleShowBookmarks() let b:NERDTreeShowBookmarks = !b:NERDTreeShowBookmarks if b:NERDTreeShowBookmarks call b:NERDTree.render() call g:NERDTree.CursorToBookmarkTable() else call b:NERDTree.ui.renderViewSavingPosition() endif call b:NERDTree.ui.centerView() endfunction " FUNCTION: s:UI.toggleShowFiles() {{{1 " toggles the display of hidden files function! s:UI.toggleShowFiles() let b:NERDTreeShowFiles = !b:NERDTreeShowFiles call b:NERDTree.ui.renderViewSavingPosition() call b:NERDTree.ui.centerView() endfunction " FUNCTION: s:UI.toggleShowHidden() {{{1 " toggles the display of hidden files function! s:UI.toggleShowHidden() let b:NERDTreeShowHidden = !b:NERDTreeShowHidden call b:NERDTree.ui.renderViewSavingPosition() call self.centerView() endfunction " FUNCTION: s:UI.toggleZoom() {{{1 " zoom (maximize/minimize) the NERDTree window function! s:UI.toggleZoom() if exists("b:NERDTreeZoomed") && b:NERDTreeZoomed let size = exists("b:NERDTreeOldWindowSize") ? b:NERDTreeOldWindowSize : g:NERDTreeWinSize exec "silent vertical resize ". size let b:NERDTreeZoomed = 0 else exec "vertical resize" let b:NERDTreeZoomed = 1 endif endfunction "FUNCTION: s:UI.UpDirLine() {{{1 function! s:UI.UpDirLine() return '.. (up a dir)' endfunction |