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maxcantor /.vimrc

" Max Cantor's .vimrc File
" "zo" to open folds, "zc" to close, "zn" to disable.

" Basic Settings {{{1

" set nocompatible      " This should be set automatically upon detection of .vimrc

set background=dark
color hhdgray

" Activate auto filetype detection
filetype plugin indent on
syntax enable

set tags=./tags,tags,~/tags

set ignorecase          " Don't care about case...
set smartcase		" ... unless the query contains upper case characters
set autoindent		" Enable automatic indenting for files with ft set
set nowrap		" No fake carriage returns
set showcmd		" Show command in statusline as it's being typed
set showmatch		" Jump to matching bracket
set ruler		" Show row,col %progress through file
set laststatus=2	" Always show filename (2 is always)
set hidden	    	" Let us move between buffers without writing them.  Don't :q! or :qa! frivolously!
set softtabstop=4	" Vim sees 4 spaces as a tab
set shiftwidth=4	" < and > uses spaces
set expandtab		" Tabs mutate into spaces
set foldmethod=indent	" Default folding
" set tabstop=4		" 4-space indents
" set smarttab		"  width determined by shiftwidth instead of tabstop.  Good for keeping tabstop=8 for compatibility.

autocmd BufNewFile,BufRead /*apache* setfiletype apache
autocmd BufNewFile,BufRead /*lighttpd*.conf setfiletype lighty
autocmd BufNewFile,BufRead {.,_}vimrc set foldmethod=marker

" Nicer highlighting of completion popup
highlight Pmenu guibg=brown gui=bold
" }}}1

" Backups & .vimrc Editing (Filesystem-dependent) {{{1

if has('win32') 
    " Windows filesystem
    set directory=C:\VimBackups
    set backupdir=C:\VimBackups
    if($MYVIMRC == "")  " Pre-Vim 7
        let $MYVIMRC = $VIM."\_vimrc"
    endif
else
    " Linux filesystem
    set directory=$HOME/.backups//
    set backupdir=$HOME/.backups//
    if($MYVIMRC == "")  " Pre-Vim 7
        let $MYVIMRC = $HOME."/.vimrc"
    endif
endif
" }}}1

" Basic Key Mappings {{{1

" Easy saving
nnoremap  :w
inoremap  :w

" Create a new HTML document.
nnoremap ,html :set ft=htmlikkkkeela

" Bind for easy pasting
set pastetoggle=

" Editing vimrc
nnoremap ,v :source $MYVIMRC
nnoremap ,e :edit $MYVIMRC

" Quickly change search hilighting
nnoremap ; :set invhlsearch

" Change indent continuously
vmap <  >gv

" Movement between split windows
nnoremap  k
nnoremap  j
nnoremap  l
nnoremap  h

" Fold everything but the parent class in a Ruby file
nnoremap z, :set foldlevel=1

" Tabs
if exists( '*tabpagenr' ) && tabpagenr('$') != 1
    nnoremap ,V :tabdo source $MYVIMRC
    nnoremap tn :tabnew
    nnoremap tw :tabclose
else
    nnoremap ,V :bufdo source $MYVIMRC
endif

" Turns visually selected camelCase into camel_case
vnoremap ,case :s/\v\C(([a-z]+)([A-Z]))/\2_\l\3/g

nnoremap ,s :mksession! Session.vim
" }}}1

" Custom Functions {{{1
" Custom Function Key Mapping {{{2

" Movement between tabs OR buffers
nnoremap L :call MyNext()
nnoremap H :call MyPrev()

" Resizing split windows
nnoremap ,w :call SwapSplitResizeShortcuts()

" Easy changing for scrolloff
nnoremap ,b :call SwapBrowseMode()

" Wraps visual selection in an HTML tag
vnoremap ,w :call VisualHTMLTagWrap()

" For Notepad-like handling of wrapped lines
nnoremap ,n :call NotepadLineToggle()
" }}}2

" Custom Function Defaults {{{2

" Set defaults in an !exists clause so we don't clobber existing setting
" if .vimrc is being sourced during an editing session (instead of on open).
if !exists( 'g:resizeshortcuts' )
    let g:resizeshortcuts = 'horizontal'
    nnoremap _ -
    nnoremap + +
endif

if !exists( 'g:browsemode' )
    let g:browsemode = 'nobrowse'
    set sidescrolloff=0
    set scrolloff=0
endif

if !exists( 'g:notepadlines' )
    let g:notepadlines = 'false'
endif
" }}}2

" Custom Function Definitions {{{2
" MyNext() and MyPrev(): Movement between tabs OR buffers {{{3
function! MyNext()
    if exists( '*tabpagenr' ) && tabpagenr('$') != 1
	" Tab support && tabs open
	normal gt
    else
	" No tab support, or no tabs open
	execute ":bnext"
    endif
endfunction
function! MyPrev()
    if exists( '*tabpagenr' ) && tabpagenr('$') != '1'
	" Tab support && tabs open
	normal gT
    else
	" No tab support, or no tabs open
	execute ":bprev"
    endif
endfunction
" }}}3

" SwapSplitResizeShortcuts(): Resizing split windows {{{3
function! SwapSplitResizeShortcuts()
    if g:resizeshortcuts == 'horizontal'
	let g:resizeshortcuts = 'vertical'
	nnoremap _ <
	nnoremap + >
	echo "Vertical split-resizing shortcut mode."
    else
	let g:resizeshortcuts = 'horizontal'
	nnoremap _ -
	nnoremap + +
	echo "Horizontal split-resizing shortcut mode."
    endif
endfunction
" }}}3

" SwapBrowseMode(): Easy changing for scrolloff {{{3
function! SwapBrowseMode()
    if g:browsemode == 'nobrowse'
	let g:browsemode = 'browse'
	set sidescrolloff=999
	set scrolloff=999
	echo "Browse mode enabled."
    else
	let g:browsemode = 'nobrowse'
	set sidescrolloff=0
	set scrolloff=0
	echo "Browse mode disabled."
    endif
endfunction
" }}}3

" VisualHTMLTagWrap(): Wraps visual selection in an HTML tag {{{3
function! VisualHTMLTagWrap()
    let html_tag = toupper( input( "html_tag to wrap block: ") )
    let jumpright = 2 + strlen( html_tag )
    normal `<
    let init_line = line( "." )
    exe "normal i<".html_tag.">"
    normal `>
    let end_line = line( "." )
    " Don't jump if we're on a new line
    if( init_line == end_line )
	" Jump right to compensate for the characters we've added
	exe "normal ".jumpright."l"
    endif
    exe "normal a"
endfunction
" }}}3

" NotepadLineToggle(): For Notepad-like handling of wrapped lines {{{3
function! NotepadLineToggle()
    if g:notepadlines == 'false'
	nnoremap j gj
	nnoremap k gk
	let g:notepadlines = 'true'
	set wrap
	echo "Notepad wrapped lines enabled."
    else
	unmap j
	unmap k
	let g:notepadlines = 'false'
	set nowrap
	echo "Notepad wrapped lines disabled."
    endif
endfunction
" }}}3
" }}}2
" }}}1

" Local Settings {{{1

if filereadable($HOME."/.local/vim/.vimrc")
    source $HOME/.local/vim/.vimrc
endif
" }}}1