Files
japanese-srs-trainer-wanikani/awesome/src/modules/application_launcher/application.lua

237 lines
7.4 KiB
Lua

--------------------------------------
-- This is the application launcher --
--------------------------------------
-- Awesome Libs
local awful = require("awful")
local Gio = require("lgi").Gio
local dpi = require("beautiful").xresources.apply_dpi
local gears = require("gears")
local wibox = require("wibox")
return function()
local application_grid = wibox.widget {
homogenous = true,
expand = false,
spacing = dpi(10),
id = "grid",
forced_num_cols = 8,
forced_num_rows = 7,
orientation = "vertical",
layout = wibox.layout.grid
}
-- Selected application position, default is first at 1,1
-- The typo *might* be intentional
local curser = {
x = 1,
y = 1
}
local filter = ""
---Executes only once to create a widget from each desktop file
---@return table widgets Unsorted widget table
local function get_applications_from_file()
local list = {}
--for _, file in ipairs(desktop_files) do
local app_info = Gio.AppInfo
local apps = app_info.get_all()
for _, app in ipairs(apps) do
if app.should_show(app) then -- check no display
local desktop_app_info = Gio.DesktopAppInfo.new(app_info.get_id(app))
local app_widget = wibox.widget {
{
{
{
{
{ -- Icon
valign = "center",
halign = "center",
image = Get_gicon_path(app_info.get_icon(app)),
resize = true,
widget = wibox.widget.imagebox
},
height = dpi(64),
width = dpi(64),
strategy = "exact",
widget = wibox.container.constraint
},
{
{ -- Name
text = app_info.get_name(app),
align = "center",
valign = "center",
widget = wibox.widget.textbox
},
strategy = "exact",
width = dpi(170),
-- Prevents widget from overflowing
height = dpi(40),
widget = wibox.container.constraint
},
layout = wibox.layout.fixed.vertical
},
halign = "center",
valign = "center",
widget = wibox.container.place
},
margins = dpi(10),
widget = wibox.container.margin
},
name = app_info.get_name(app),
comment = Gio.DesktopAppInfo.get_string(desktop_app_info, "Comment") or "",
exec = Gio.DesktopAppInfo.get_string(desktop_app_info, "Exec"),
keywords = Gio.DesktopAppInfo.get_string(desktop_app_info, "Keywords") or "",
categories = Gio.DesktopAppInfo.get_string(desktop_app_info, "Cathegory") or "",
terminal = Gio.DesktopAppInfo.get_string(desktop_app_info, "Terminal") == "true",
border_color = Theme_config.application_launcher.application.border_color,
border_width = Theme_config.application_launcher.application.border_width,
bg = Theme_config.application_launcher.application.bg,
fg = Theme_config.application_launcher.application.fg,
shape = function(cr, width, height)
gears.shape.rounded_rect(cr, width, height, dpi(8))
end,
widget = wibox.container.background
}
-- Execute command on left click and hide launcher
app_widget:buttons(
gears.table.join(
awful.button(
{},
1,
nil,
function()
awful.spawn.with_shell(app_widget.exec)
awesome.emit_signal("application_launcher::show")
end
)
)
)
Hover_signal(app_widget)
table.insert(list, app_widget)
end
end
return list
end
-- Table to hold all application widgets unsorted
local application_list = get_applications_from_file()
---Function to filter the applications and sort them into a widget grid
---@param search_filter string Filter string from the searchbar
---@return wibox.layout.grid wibox.layout.grid Sorted grid with all applications matching the filter
local function get_applications(search_filter)
filter = search_filter or filter
--Clear grid from previous widgets
application_grid:reset()
-- Reset to first position
curser = {
x = 1,
y = 1
}
for _, application in ipairs(application_list) do
-- Match the filter
if string.match(string.lower(application.name), string.lower(filter)) or
string.match(string.lower(application.categories), string.lower(filter)) or
string.match(string.lower(application.keywords), string.lower(filter)) then
application_grid:add(application)
-- Get the current position in the grid of the application as a table
local pos = application_grid:get_widget_position(application)
-- Check if the curser is currently at the same position as the application
awesome.connect_signal(
"update::selected",
function()
if curser.y == pos.row and curser.x == pos.col then
application.border_color = Theme_config.application_launcher.application.border_color_active
else
application.border_color = Theme_config.application_launcher.application.border_color
end
end
)
awesome.emit_signal("update::selected")
end
end
return application_grid
end
application_grid = get_applications(filter)
awesome.connect_signal(
"application::left",
function()
curser.x = curser.x - 1
if curser.x < 1 then
curser.x = 1
end
awesome.emit_signal("update::selected")
end
)
awesome.connect_signal(
"application::right",
function()
curser.x = curser.x + 1
local _, grid_cols = application_grid:get_dimension()
if curser.x > grid_cols then
curser.x = grid_cols
end
awesome.emit_signal("update::selected")
end
)
awesome.connect_signal(
"application::up",
function()
curser.y = curser.y - 1
if curser.y < 1 then
curser.y = 1
end
awesome.emit_signal("update::selected")
end
)
awesome.connect_signal(
"application::down",
function()
curser.y = curser.y + 1
local grid_rows, _ = application_grid:get_dimension()
if curser.y > grid_rows then
curser.y = grid_rows
end
awesome.emit_signal("update::selected")
end
)
awesome.connect_signal(
"update::application_list",
function(f)
application_grid = get_applications(f)
end
)
awesome.connect_signal(
"application_launcher::execute",
function()
awesome.emit_signal("searchbar::stop")
local selected_widget = application_grid:get_widgets_at(curser.y, curser.x)[1]
if selected_widget.terminal then
awful.spawn(User_config.terminal ..
" -e " ..
selected_widget.exec:gsub("%%F", ""):gsub("%%u", ""):gsub("%%U", ""):gsub("%%f", ""):gsub("%%i", ""):gsub("%%c"
, ""):gsub("%%k", ""))
else
awful.spawn.with_shell(selected_widget.exec:gsub("%%F", ""):gsub("%%u", ""):gsub("%%U", ""):gsub("%%f", ""):gsub("%%i"
, ""):gsub("%%c", ""):gsub("%%k", ""))
end
end
)
return application_grid
end