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-- mod-version:2 -- lite-xl 2.0
local core = require "core"
local common = require "core.common"
local style = require "core.style"
local TreeView = require "plugins.treeview"
local icon_font = renderer.font.load(USERDIR.."/fonts/nonicons.ttf", 15 * SCALE)
local extension_icons = {
[".lua"] = { "#51a0cf", "" },
[".md"] = { "#519aba", "" }, -- Markdown
[".cpp"] = { "#519aba", "" },
[".c"] = { "#599eff", "" },
[".h"] = { "#599eff", "" },
[".py"] = { "#3572A5", "" }, -- Python
[".pyc"] = { "#519aba", "" }, [".pyd"] = { "#519aba", "" },
[".php"] = { "#a074c4", "" },
[".cs"] = { "#596706", "" }, -- C#
[".conf"] = { "#6d8086", "" }, [".cfg"] = { "#6d8086", "" },
[".toml"] = { "#6d8086", "" },
[".yaml"] = { "#6d8086", "" }, [".yml"] = { "#6d8086", "" },
[".json"] = { "#854CC7", "" },
[".css"] = { "#563d7c", "" },
[".html"] = { "#e34c26", "" },
[".js"] = { "#cbcb41", "" }, -- JavaScript
[".go"] = { "#519aba", "" },
[".jpg"] = { "#a074c4", "" }, [".png"] = { "#a074c4", "" },
[".sh"] = { "#4d5a5e", "" }, -- Shell
[".java"] = { "#cc3e44", "" },
[".scala"] = { "#cc3e44", "" },
[".kt"] = { "#F88A02", "" }, -- Kotlin
[".pl"] = { "#519aba", "" }, -- Perl
[".r"] = { "#358a5b", "" },
[".rake"] = { "#701516", "" },
[".rb"] = { "#701516", "" }, -- Ruby
[".rs"] = { "#dea584", "" }, -- Rust
[".rss"] = { "#cc3e44", "" },
[".sql"] = { "#dad8d8", "" },
[".swift"] = { "#e37933", "" },
[".ts"] = { "#519aba", "" }, -- TypeScript
[".elm"] = { "#519aba", "" },
[".diff"] = { "#41535b", "" },
[".ex"] = { "#a074c4", "" }, [".exs"] = { "#a074c4", "" }, -- Elixir
-- Following without special icon:
[".awk"] = { "#4d5a5e", "" },
[".nim"] = { "#F88A02", "" },
}
local known_names_icons = {
["changelog"] = { "#657175", "" }, ["changelog.txt"] = { "#4d5a5e", "" },
["makefile"] = { "#6d8086", "" },
["dockerfile"] = { "#296478", "" },
["docker-compose.yml"] = { "#4289a1", "" },
["license"] = { "#d0bf41", "" },
["cmakelists.txt"] = { "#6d8086", "" },
["readme.md"] = { "#72b886", "" }, ["readme"] = { "#72b886", "" },
["init.lua"] = { "#2d6496", "" },
["setup.py"] = { "#559dd9", "" },
}
-- Preparing colors
for k, v in pairs(extension_icons) do
v[1] = { common.color(v[1]) }
end
for k, v in pairs(known_names_icons) do
v[1] = { common.color(v[1]) }
end
-- Replace original draw
function TreeView:draw()
self:draw_background(style.background2)
local icon_width = icon_font:get_width("")
local spacing = icon_font:get_width("") / 2
local doc = core.active_view.doc
local active_filename = doc and system.absolute_path(doc.filename or "")
for item, x,y,w,h in self:each_item() do
local color = style.text
-- highlight active_view doc
if item.abs_filename == active_filename then
color = style.accent
end
-- hovered item background
if item == self.hovered_item then
renderer.draw_rect(x, y, w, h, style.line_highlight)
color = style.accent
end
-- allow for color overrides
local icon_color = self:color_for_item(item.abs_filename) or color
-- icons
x = x + item.depth * style.padding.x + style.padding.x
if item.type == "dir" then
local icon1 = item.expanded and "" or "" -- unicode 61726 and 61728
local icon2 = item.expanded and "" or "" -- unicode 61771 and 61772
x = x - spacing
common.draw_text(icon_font, color, icon1, nil, x, y, 0, h)
x = x + style.padding.x + spacing
common.draw_text(icon_font, color, icon2, nil, x, y, 0, h)
x = x + icon_width
else
x = x + style.padding.x
-- default icon
local icon = "" -- unicode 61766
-- icon depending on the file extension or full name
local custom_icon = known_names_icons[item.name:lower()]
if custom_icon == nil then
custom_icon = extension_icons[item.name:match("^.+(%..+)$")]
end
if custom_icon ~= nil then
icon_color = custom_icon[1]
icon = custom_icon[2]
end
common.draw_text(icon_font, icon_color, icon, nil, x, y, 0, h)
x = x + icon_width
end
-- text
x = x + spacing
x = common.draw_text(style.font, color, item.name, nil, x, y, 0, h)
end
self:draw_scrollbar()
if self.hovered_item and self.tooltip.alpha > 0 then
core.root_view:defer_draw(self.draw_tooltip, self)
end
end
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