GoldenView.Vim
Always have a nice view for vim split windows!
Install / Use
/learn @zhaocai/GoldenView.VimREADME
Always have a nice view for vim split windows
------------- - -----------------------------------------------
Plugin : GoldenView.vim
Author : Zhao Cai
EMail : caizhaoff@gmail.com
Homepage : http://zhaocai.github.io/GoldenView.Vim/
Vim.org : http://www.vim.org/scripts/script.php?script_id=4529
Version : 1.3.6
Date Created : Tue 18 Sep 2012 05:23:13 PM EDT
Last Modified : Mon 22 Apr 2013 05:55:22 PM EDT
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The initial motive for [GoldenView][GoldenView] comes from the frustration of using other vim plugins to auto-resize split windows. The idea is deadly simple and very useful: resize the focused window to a proper size. However, in practice, many hiccups makes auto-resizing not a smooth experience. Below are a list of issues [GoldenView][GoldenView] attempts to solve:
First and the most important one, auto-resizing should play nicely with existing plugins like tagbar, vimfiler, unite, VOoM, quickfix, undotree, gundo, etc. These windows should manage there own window size.
Second, auto-resizing should take care of the other windows too. Resizing the focused window may cause the other windows become too small. When you have 4+ split windows, auto-resizing may just make a mess out of it.

Features
[GoldenView][GoldenView] has preliminarily solved the issues described above. It also provides other features. Bascally, it does two things:
1. AutoResizing
First of all, it automatically resize the focused split window to a "golden" view based on [golden ratio][golden-ratio-wikipedia] and textwidth.
2. Tiled Windows Management
Second, it maps a single key (<C-L> by default) to nicely split windows to tiled windows.
----+----------------+------------+---+
| | | | |
| F | | S1 | T |
| I | +------------| A |
| L | | S2 | G |
| E | MAIN PANE +------------+ B |
| R | | S3 | A |
| | | | R |
| | | | |
+---+----------------+------------+---+
To get this view, just hit <C-L> 4 times. or, if you have a large monitor, you may get tiled windows below.
----+---------------+--------------+------------+---+
| | | | | |
| F | | | S1 | T |
| I | | +------------| A |
| L | | M2 | S2 | G |
| E | MAIN PANE | +------------+ B |
| R | | | S3 | A |
| | | | | B |
| | | | | |
+---+---------------+--------------+------------+---+
To quickly switch between those windows, a few keys are mapped to
- Focus to the main window
- Switch with the
MAIN PANE, the largest, smallest, etc. - Jump to the next and previous window
Installation
Install [GoldenView][GoldenView] is the same as installing other vim plugins. If experienced with vim, you can skim the example below and move to next section.
Option A - With [Plugin Manager][vim-plugin-manager] ( recommended )
If you use plugin managers like Pathogen, vundle, neobundle, vim-addon-manager, etc., just unarchive the zip file or clone the [GoldenView][GoldenView] repo from git://github.com/zhaocai/GoldenView.git into your local plugin installation directory (most likely ~/.vim/bundle/). Then add corresponding scripts in .vimrc for the bundle manager you are using.
Example:
- neobundle:
NeoBundle 'zhaocai/GoldenView.Vim' "Always have a nice view for vim split windows
- vundle:
Bundle 'zhaocai/GoldenView.Vim'
- vim-addon-manager:
call vam#ActivateAddons(['GoldenView.Vim'], {'auto_install' : 1})
Option B - Without [Plugin Manager][vim-plugin-manager]
Unarchive the zip file into a directory that is under runtimepath of your vim, ~/.vim for example.
Quick Start
[GoldenView][GoldenView] should work out of the box without configuration. It should automatically start to resize focused window to [golden ratio][golden-ratio-wikipedia] based on textwidth and vim available size. You may start to play with it now.
To get you started, a few default keys are mapped as below:
" 1. split to tiled windows
nmap <silent> <C-L> <Plug>GoldenViewSplit
" 2. quickly switch current window with the main pane
" and toggle back
nmap <silent> <F8> <Plug>GoldenViewSwitchMain
nmap <silent> <S-F8> <Plug>GoldenViewSwitchToggle
" 3. jump to next and previous window
nmap <silent> <C-N> <Plug>GoldenViewNext
nmap <silent> <C-P> <Plug>GoldenViewPrevious
The meaning of those keys are self-explaining. A general workflow would be <Plug>GoldenViewSplit key to quickly and nicely split windows to the layout as below. Then you may open your files.
----+----------------+------------+---+
| | | | |
| F | | S1 | T |
| I | +------------| A |
| L | | S2 | G |
| E | MAIN PANE +------------+ B |
| R | | S3 | A |
| | | | R |
| | | | |
+---+----------------+------------+---+
To switch S1 with MAIN PANE, in S1 and hit <Plug>GoldenViewSwitchMain. To switch back, hit <Plug>GoldenViewSwitchToggle in either MAIN PAIN or S1
g:goldenview__enable_default_mapping
Every experienced vim user has a different set of key mappings. If you you are (most likely) unhappy about some of the mappings, map you own keys as below:
let g:goldenview__enable_default_mapping = 0
nmap <silent> <MY_KEY> <Plug>GoldenViewSplit
" ... and so on
g:goldenview__enable_at_startup
if you do not want to start auto-resizing automatically, you can put the following script in your vimrc.
let g:goldenview__enable_at_startup = 0
More Commands and Mappings
:ToggleGoldenViewAutoResize
:DisableGoldenViewAutoResize
:EnableGoldenViewAutoResize
These commands toggle, enable, and disable GoldenView auto-resizing.
:GoldenViewResize
this command do manual resizing of focused window.
You can also map a key for this as below:
nmap <silent> <YOUR_KEY> <Plug>GoldenViewResize
:SwitchGoldenViewMain
:SwitchGoldenViewLargest
:SwitchGoldenViewSmallest
these commands do as it named.
You can also add mappings as below. ( no default keys for these mappings)
nmap <silent> <YOUR_KEY> <Plug>GoldenViewSwitchWithLargest
nmap <silent> <YOUR_KEY> <Plug>GoldenViewSwitchWithSmallest
Other switch rules can be easily defined. If you have some ideas, please post to [github issue][GoldenViewIssue] for discussion.
Rules
[GoldenView][] defines two rules:
g:goldenview__ignore_urule
is to "ignore" - allow those special buffers to manage their own window size.
g:goldenview__restore_urule
is to "restore" - restore window size of some of special buffers.
The urule (user rules) are like this, which will be normalize at runtime for faster processing.
\{
\ 'filetype' : [
\ '' ,
\ 'qf' , 'vimpager', 'undotree', 'tagbar',
\ 'nerdtree', 'vimshell', 'vimfiler', 'voom' ,
\ 'tabman' , 'unite' , 'quickrun', 'Decho' ,
\ ],
\ 'buftype' : [
\ 'nofile' ,
\ ],
\ 'bufname' : [
\ 'GoToFile' , 'diffpanel_\d\+' ,
\ '__Gundo_Preview__' , '__Gundo__' ,
\ '\[LustyExplorer-Buffers\]' , '\-MiniBufExplorer\-' ,
\ '_VOOM\d\+$' , '__Urannotate_\d\+__' ,
\ '__MRU_Files__' ,
\ ],
\},
Profiles
[GoldenView][] defines two profile:
g:goldenview__active_profile
defines the functions and preferences to auto resize windows.
g:goldenview__reset_profile
defines reset preferences to restore everything to default.
function GoldenView#ExtendProfile() is provided to customize preferences.
For more details, please read the source code! :)
Troubleshooting:
Please do not resize me!
[GoldenView][] maintains rules for "common" cases. But vim offers a great variety of plugins which defines buffers for special purposes. If you find some special buffers which is supposed to not be auto-resized. Please check g:goldenview__ignore_urule. You may extend the g:goldenview__active_profile yourself or post the issue to [github issue][GoldenViewIssue] for adding it to builtin support.
[minibufexpl.vim][] takes 5+ lines
Check my fork [minibufexpl.vim][] to see if it is working for you. I have send pull request to the origin repo.
I cannot resize window height to < 7
This is features. As mentioned in the Introduction section, there is no normal cases to have a normal window too small. For special cases like [minibufexpl.vim][], it can be handled case by case.
However, if you really want to have small windows. It can be done by :
" Extend a new profile named 'small-height' from default profile.
"
" 1. Change "2" to your desire minimal height
" 2. Change "small-height" to the profile name you like
" -----------------------------------------------------------
