From 6a7f12527b1d5f562c8e762126719706329aae8b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Sat, 21 May 2016 23:45:34 +0200
Subject: vis: refactor status line handling

Make window status bar content configurable via Lua.
---
 vis.lua | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)

(limited to 'vis.lua')

diff --git a/vis.lua b/vis.lua
index 297c09e..c47d49f 100644
--- a/vis.lua
+++ b/vis.lua
@@ -282,3 +282,54 @@ vis.events.win_highlight = function(win, horizon_max)
 		token_start = token_end
 	end
 end
+
+local modes = {
+	[vis.MODE_NORMAL] = '',
+	[vis.MODE_OPERATOR_PENDING] = '',
+	[vis.MODE_VISUAL] = 'VISUAL',
+	[vis.MODE_VISUAL_LINE] = 'VISUAL-LINE',
+	[vis.MODE_INSERT] = 'INSERT',
+	[vis.MODE_REPLACE] = 'REPLACE',
+}
+
+vis.events.win_status = function(win)
+	local left = {}
+	local right = {}
+	local file = win.file
+	local cursor = win.cursor
+	local delim_len = 1
+
+	local mode = modes[vis.mode]
+	if mode ~= '' then
+		table.insert(left, mode)
+	end
+
+	table.insert(left, (file.name or '[No Name]') ..
+		(file.modified and ' [+]' or '') .. (vis.recording and ' @' or ''))
+
+	if file.newlines ~= "nl" then
+		table.insert(right, "␊")
+	end
+
+	if #win.cursors > 1 then
+		table.insert(right, cursor.number..'/'..#win.cursors)
+	end
+
+	local size = file.size
+	table.insert(right, (size == 0 and "0" or math.ceil(cursor.pos/size*100)).."%")
+
+	if not win.large then
+		local col = cursor.col
+		table.insert(right, cursor.line..', '..col)
+		if size > 33554432 or col > 65536 then
+			win.large = true
+		end
+	end
+
+	local left_str = ' ' .. table.concat(left, " » ") .. ' '
+	local right_str = ' ' .. table.concat(right, " « ") .. ' '
+	local delim_count = math.max(#left-1, 0) + math.max(#right-1, 0)
+	local spaces = string.rep(' ', win.width - #left_str - #right_str + delim_count*delim_len)
+	local status = left_str .. spaces .. right_str
+	win:status(status)
+end
-- 
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