1"
2" cream-expertmode.vim
3"
4" Cream -- An easy-to-use configuration of the famous Vim text editor
5" [ http://cream.sourceforge.net ] Copyright (C) 2001-2011 Steve Hall
6"
7" License:
8" This program is free software; you can redistribute it and/or modify
9" it under the terms of the GNU General Public License as published by
10" the Free Software Foundation; either version 3 of the License, or
11" (at your option) any later version.
12" [ http://www.gnu.org/licenses/gpl.html ]
13"
14" This program is distributed in the hope that it will be useful, but
15" WITHOUT ANY WARRANTY; without even the implied warranty of
16" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17" General Public License for more details.
18"
19" You should have received a copy of the GNU General Public License
20" along with this program; if not, write to the Free Software
21" Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
22" 02111-1307, USA.
23"
24
25" Description:
26" Expert mode: <Esc> and <C-[> keys toggle between normal and insert
27" mode
28
29function! Cream_expertmode(state)
30" control expert mode--a:state must be 0 or 1
31	if a:state == 1
32		let g:CREAM_EXPERTMODE = 1
33		inoremap <silent> <Esc> <C-\><C-n>
34		 noremap <silent> <Esc> a
35		inoremap <silent> <C-[> <C-\><C-n>
36		 noremap <silent> <C-[> a
37		set selectmode=
38	else
39		let g:CREAM_EXPERTMODE = 0
40		silent! unmap! <Esc>
41		silent! unmap! <C-[>
42		set selectmode=key,mouse
43	endif
44endfunction
45
46function! Cream_expertmode_toggle()
47" toggle expert mode from existing state (assumes already initialized)
48	if g:CREAM_EXPERTMODE == 1
49		call Cream_expertmode(0)
50		call Cream_menu_settings_preferences()
51	else
52		let n = confirm(
53		\ "Expert mode uses the Esc and Ctrl+[ keys to toggle out of normal\n" .
54		\ "Cream behavior to Vim style:\n" .
55		\ "  * Normal mode (insertmode turned off)\n" .
56		\ "  * Visual mode (selectmode turned off)\n" .
57		\ "\n" .
58		\ "Unless you are an experienced Vim user, you are advised not to proceed.\n" .
59		\ "\n" .
60		\ "Continue?\n" .
61		\ "\n", "&Yes\n&Cancel", 2, "Warning")
62		if n == 1
63			call Cream_expertmode(1)
64			call Cream_menu_settings_preferences()
65		endif
66	endif
67endfunction
68
69function! Cream_expertmode_init()
70" initialize Cream environment for expert mode
71	if !exists("g:CREAM_EXPERTMODE")
72		call Cream_expertmode(0)
73	else
74		if g:CREAM_EXPERTMODE == 1
75			call Cream_expertmode(1)
76		else
77			call Cream_expertmode(0)
78		endif
79	endif
80endfunction
81
82