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nonicons.lua
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nonicons.lua
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-- mod-version:3
-- Author: Jipok
-- Doesn't work well with scaling mode == "ui"
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"
local nonicons = require "libraries.font_nonicons"
-- 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(nonicons.path, 15 * SCALE)
local map = nonicons.utf8
local chevron_width = icon_font:get_width(map["chevron-down-16"])
local previous_scale = SCALE
local extension_icons = {
[".lua"] = { "#51a0cf", "lua-16" },
[".md"] = { "#519aba", "markdown-16" }, -- Markdown
[".cpp"] = { "#519aba", "c-plusplus-16" },
[".c"] = { "#599eff", "c-16" },
[".h"] = { "#599eff", "heading-16" },
[".py"] = { "#3572A5", "python-16" }, -- Python
[".pyc"] = { "#519aba", "python-16" }, [".pyd"] = { "#519aba", "python-16" },
[".php"] = { "#a074c4", "php-16" },
[".cs"] = { "#596706", "c-sharp-16" }, -- C#
[".conf"] = { "#6d8086", "gear-16" }, [".cfg"] = { "#6d8086", "gear-16" },
[".toml"] = { "#6d8086", "toml-16" },
[".yaml"] = { "#6d8086", "yaml-16" }, [".yml"] = { "#6d8086", "yaml-16" },
[".json"] = { "#854CC7", "json-16" },
[".css"] = { "#563d7c", "css-16" },
[".html"] = { "#e34c26", "html-16" },
[".js"] = { "#cbcb41", "javascript-16" }, [".cjs"] = { "#cbcb41", "javascript-16" }, [".mjs"] = { "#cbcb41", "javascript-16" }, -- JavaScript
[".go"] = { "#519aba", "go-16" },
[".jpg"] = { "#a074c4", "image-16" }, [".png"] = { "#a074c4", "image-16" },
[".sh"] = { "#4d5a5e", "terminal-16" }, -- Shell
[".java"] = { "#cc3e44", "java-16" },
[".scala"] = { "#cc3e44", "scala-16" },
[".kt"] = { "#F88A02", "kotlin-16" }, -- Kotlin
[".pl"] = { "#519aba", "perl-16" }, [".pm"] = { "#519aba", "perl-16" }, -- Perl
[".r"] = { "#358a5b", "r-16" },
[".rake"] = { "#701516", "ruby-16" },
[".rb"] = { "#701516", "ruby-16" }, -- Ruby
[".rs"] = { "#dea584", "rust-16" }, -- Rust
[".rss"] = { "#cc3e44", "rss-16" },
[".sql"] = { "#dad8d8", "database-16" },
[".swift"] = { "#e37933", "swift-16" },
[".ts"] = { "#519aba", "typescript-16" }, -- TypeScript
[".elm"] = { "#519aba", "elm-16" },
[".diff"] = { "#41535b", "file-diff-16" },
[".ex"] = { "#a074c4", "elixir-16" }, [".exs"] = { "#a074c4", "elixir-16" }, -- Elixir
[".vim"] = { "#8f00ff", "vim-16" },
-- Following without special icon:
[".awk"] = { "#4d5a5e", "code-16" },
[".nim"] = { "#F88A02", "code-16" },
[".zig"] = { "#cbcb41", "code-16" },
[".j2"] = { "#ffff00", "milestone-16" },
[".ini"] = { "#ffffff", "pencil-16" },
[".fish"] = { "#ca2c92", "terminal-16" },
[".bash"] = { "#4169e1", "terminal-16" },
}
local known_names_icons = {
["changelog"] = { "#657175", "history-16" }, ["changelog.txt"] = { "#4d5a5e", "history-16" },
["changelog.md"] = { "#519aba", "history-16" },
["makefile"] = { "#6d8086", "terminal-16" },
["dockerfile"] = { "#296478", "docker-16" },
["docker-compose.yml"] = { "#4289a1", "docker-16" },
["license"] = { "#d0bf41", "file-badge-16" }, ["copying"] = { "#d0bf41", "file-badge-16" },
["cmakelists.txt"] = { "#6d8086", "gear-16" },
["readme.md"] = { "#72b886", "file-16" }, ["readme"] = { "#72b886", "file-16" },
["init.lua"] = { "#2d6496", "lua-16" },
["setup.py"] = { "#559dd9", "python-16" },
["build.zig"] = { "#6d8086", "gear-16" },
}
-- Preparing colors
for _, v in pairs(extension_icons) do
v[1] = { common.color(v[1]) }
end
for _, 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 previous_scale ~= SCALE then
icon_font:set_size(
icon_font:get_size() * (SCALE / previous_scale)
)
chevron_width = icon_font:get_width(map["chevron-down-16"])
previous_scale = SCALE
end
if not config.plugins.nonicons.use_default_dir_icons then
icon = map["file-16"] -- unicode 61766
font = icon_font
color = style.text
if item.type == "dir" then
icon = item.expanded and map["file-directory-open-fill-16"] or map["file-directory-fill-16"] -- 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 = map[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 "chevron-down-16" or "chevron-right-16"
local chevron_color = hovered and style.accent or style.text
common.draw_text(icon_font, chevron_color, map[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