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-- mod-version:3
-- Author: Jipok
-- Doesn't work well with scaling mode == "ui"
local core = require "core"
local common = require "core.common"
local config = require "core.config"
local style = require "core.style"
local TreeView = require "plugins.treeview"
local Node = require "core.node"
-- Config
config.plugins.nonicons = common.merge({
use_default_dir_icons = false,
use_default_chevrons = false,
draw_treeview_icons = true,
draw_tab_icons = true,
-- The config specification used by the settings gui
config_spec = {
name = "Nonicons",
{
label = "Use Default Directory Icons",
description = "When enabled does not use nonicon directory icons.",
path = "use_default_dir_icons",
type = "toggle",
default = false
},
{
label = "Use Default Chevrons",
description = "When enabled does not use nonicon expand/collapse arrow icons.",
path = "use_default_chevrons",
type = "toggle",
default = false
},
{
label = "Draw Treeview Icons",
description = "Enables file related icons on the treeview.",
path = "draw_treeview_icons",
type = "toggle",
default = true
},
{
label = "Draw Tab Icons",
description = "Adds file related icons to tabs.",
path = "draw_tab_icons",
type = "toggle",
default = true
}
}
}, config.plugins.nonicons)
local icon_font = renderer.font.load(USERDIR.."/fonts/nonicons.ttf", 15 * SCALE)
local chevron_width = icon_font:get_width("")
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", "" },
[".zig"] = { "#cbcb41", "" },
}
local known_names_icons = {
["changelog"] = { "#657175", "" }, ["changelog.txt"] = { "#4d5a5e", "" },
["changelog.md"] = { "#519aba", "" },
["makefile"] = { "#6d8086", "" },
["dockerfile"] = { "#296478", "" },
["docker-compose.yml"] = { "#4289a1", "" },
["license"] = { "#d0bf41", "" },
["cmakelists.txt"] = { "#6d8086", "" },
["readme.md"] = { "#72b886", "" }, ["readme"] = { "#72b886", "" },
["init.lua"] = { "#2d6496", "" },
["setup.py"] = { "#559dd9", "" },
["build.zig"] = { "#6d8086", "" },
}
-- 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
-- Override function to change default icons for dirs, special extensions and names
local TreeView_get_item_icon = TreeView.get_item_icon
function TreeView:get_item_icon(item, active, hovered)
local icon, font, color = TreeView_get_item_icon(self, item, active, hovered)
if not config.plugins.nonicons.use_default_dir_icons then
icon = "" -- unicode 61766
font = icon_font
color = style.text
if item.type == "dir" then
icon = item.expanded and "" or "" -- unicode U+F23C and U+F23B
end
end
if config.plugins.nonicons.draw_treeview_icons then
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
color = custom_icon[1]
icon = custom_icon[2]
font = icon_font
end
if active or hovered then
color = style.accent
end
end
return icon, font, color
end
-- Override function to draw chevrons if setting is disabled
local TreeView_draw_item_chevron = TreeView.draw_item_chevron
function TreeView:draw_item_chevron(item, active, hovered, x, y, w, h)
if not config.plugins.nonicons.use_default_chevrons then
if item.type == "dir" then
local chevron_icon = item.expanded and "" or ""
local chevron_color = hovered and style.accent or style.text
common.draw_text(icon_font, chevron_color, chevron_icon, nil, x, y, 0, h)
end
return chevron_width + style.padding.x/4
end
return TreeView_draw_item_chevron(self, item, active, hovered, x, y, w, h)
end
-- Override function to draw icons in tabs titles if setting is enabled
local Node_draw_tab_title = Node.draw_tab_title
function Node:draw_tab_title(view, font, is_active, is_hovered, x, y, w, h)
if config.plugins.nonicons.draw_tab_icons then
local padx = chevron_width + style.padding.x/2
local tx = x + padx -- Space for icon
w = w - padx
Node_draw_tab_title(self, view, font, is_active, is_hovered, tx, y, w, h)
if (view == nil) or (view.doc == nil) then return end
local item = { type = "file", name = view.doc:get_name() }
TreeView:draw_item_icon(item, false, is_hovered, x, y, w, h)
else
Node_draw_tab_title(self, view, font, is_active, is_hovered, x, y, w, h)
end
end
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