From 46dccf06e4723ea8dbe3a71e213367647ae549f1 Mon Sep 17 00:00:00 2001
From: Thomas Buckley-Houston
Date: Tue, 16 May 2017 13:16:57 +0700
Subject: Use `behave mswin`, improves selection behaviour

Also updated README
---
 plugin/novim-mode.vim | 44 +++++++++++++++++++++++++++++---------------
 1 file changed, 29 insertions(+), 15 deletions(-)

(limited to 'plugin')

diff --git a/plugin/novim-mode.vim b/plugin/novim-mode.vim
index 000d0cb..86536b1 100644
--- a/plugin/novim-mode.vim
+++ b/plugin/novim-mode.vim
@@ -15,23 +15,31 @@ augroup start_insertmode
   autocmd BufEnter * call InsertMode()
 augroup END
 
+" Mostly changes the way selection works.
+" See: http://vimdoc.sourceforge.net/htmldoc/gui.html#:behave
+" An extract from the docs about the difference between `behave mswin`
+" and `behave xterm`:
+"               mswin              xterm
+"  'selectmode' 'mouse,key'        ''
+"  'mousemodel' 'popup'            'extend'
+"  'keymodel'   'startsel,stopsel' ''
+"  'selection'  'exclusive'        'inclusive'
+behave mswin
+
 " Copy and paste stuff
-" TODO:
-"   * Doesn't work when cursor is on the first col
-"   * Support SHIFT+ARROW in visual mode
-inoremap <S-Left> <Esc><Right>v<Left>
-inoremap <S-Right> <Esc><Right>v<Right>
-inoremap <S-Up> <Esc><Right>v<Up>
-inoremap <S-Down> <Esc><Right>v<Down>
-inoremap <C-V> <Esc>pi<Right>
-vnoremap <C-C> y<Esc>i
-vnoremap <C-X> d<Esc>i
+inoremap <C-V> <C-O>p
+vnoremap <C-C> y
+vnoremap <C-X> x
+
+" CTRL-A for selecting all text
+inoremap <C-A> <C-O>gg<C-O>gH<C-O>G
+cnoremap <C-A> <C-C>gggH<C-O>G
+vnoremap <C-A> <C-C>gggH<C-O>G
 
 " Indenting
-" The `gv` returns you to the exact same selection, so you can repeat the
-" command
-vnoremap <Tab> ><Esc>gv
-vnoremap <S-Tab> <<Esc>gv
+" TODO: TAB doesn't work in mswin selection mode, but SHIFT+TAB does??
+vnoremap <Tab> >
+vnoremap <S-Tab> <
 
 " CTRL+q to exit pane/app
 inoremap <C-Q> <C-O>:q<CR>
@@ -40,13 +48,18 @@ nnoremap <C-Q> :q<CR>
 
 " Find
 inoremap <C-F> <C-O>/
+" Find next
 inoremap <F3> <C-O>n
+" Find previous
+inoremap <S-F3> <C-O>N
 " Clears highlighting. NB. Overriding ESC makes it very hard to get into
 " NORMAL mode.
-inoremap <Esc> <C-O>:noh<CR>
+inoremap <silent> <Esc> <C-O>:noh<CR>
 
 " Undo/redo
 " Doesn't use Ctrl+Z because that's already a significant *nix shortcut
+" Unfortunately Vim can't use uppercase (shifted) key combos, otherwise
+" we'd use CTRL+SHIFT+U here.
 inoremap <silent> <C-U> <C-O>u
 inoremap <silent> <C-R> <C-O><C-R>
 
@@ -71,6 +84,7 @@ inoremap <silent> <Home> <C-O>^
 au BufNewFile,BufRead *.txt,*.md,*.markdown setlocal linebreak spell
 " Make arrow keys move through wrapped lines
 " TODO:
+"   * Make End key move to end of current wrapped piece of line.
 "   * Scroll window 1 wrapped soft line at a time rather an entire block of wrapped
 "     lines.
 au BufNewFile,BufRead *.txt,*.md,*.markdown inoremap <buffer> <Up> <C-O>gk
-- 
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