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|
local awful = require "awful"
local gtable = require "gears.table"
local gdebug = require "gears.debug"
local gfs = require "gears.filesystem"
local h = require "misc.helpers"
local cfg = require "misc.cfg"
local vars = require "misc.vars"
local wibox = require "wibox"
local beautiful = require "beautiful"
local rubato = require "lib.rubato"
local al_prompt = require "lib.bling.widget.app_launcher.prompt"
local btn = awful.button.names
package.cpath = package.cpath .. ";" .. gfs.get_configuration_dir() .. "ui/fresnel/lenses/target/debug/lib?.so"
local lenses = require "lenses"
local max_entries = 10
local fresnel = {}
fresnel._toggled = false
fresnel._entries_exec = {}
fresnel._entries_offset = 0
fresnel._entries_count = 0
fresnel._visible_entries = 0
fresnel._selected_index = 1
function fresnel:_exec_entry(entry_index)
local exec = self._entries_exec[entry_index]
if type(exec) ~= "userdata" then
awful.spawn((exec[2] and cfg.terminal .. " -e " or "") .. exec[1])
end
end
function fresnel:_update(query, scrolled)
query = query or ""
scrolled = scrolled or false
if not scrolled then
self._selected_index = 1
self._entries_offset = 0
end
local layout = self._widget.widget:get_children_by_id("entry_layout")[1]
local status = self._widget.widget:get_children_by_id("status")[1]
local all_providers = {}
local entries_count = 0
self._entries_exec = {}
layout:reset()
for _, provider in h.opairs(lenses) do
local entries = provider(query)
table.sort(entries, function(a, b)
return a.message < b.message
end)
all_providers = gtable.join(all_providers, entries)
end
self._entries_count = #all_providers
for i, entry in ipairs(all_providers) do
if i <= self._entries_offset then
goto continue
end
if entries_count == max_entries then break end
table.insert(self._entries_exec, entry.exec)
local entry_widget = wibox.widget {
widget = wibox.container.background,
shape = vars.shape,
{
widget = wibox.container.margin,
margins = vars.padding,
{
widget = wibox.container.constraint,
strategy = "max",
height = vars.char_height,
{
{
widget = wibox.container.background,
fg = vars.colors.dim.fg,
{
widget = wibox.widget.textbox,
text = entry.provider .. " | "
}
},
{
widget = wibox.widget.textbox,
text = entry.message
},
spacing = vars.padding,
layout = wibox.layout.fixed.horizontal
}
}
},
buttons = {
awful.button {
modifiers = {},
button = btn.LEFT,
on_press = function()
self:_exec_entry(i)
end
}
},
_selected = false
}
if self._selected_index + self._entries_offset == i then
entry_widget._selected = true
entry_widget.bg = vars.colors.black
end
entry_widget:connect_signal("mouse::enter", function()
if entry_widget._selected == true then return end
entry_widget.bg = vars.colors.black
end)
entry_widget:connect_signal("mouse::leave", function()
if entry_widget._selected == true then return end
entry_widget.bg = vars.colors.bg
end)
layout:add(entry_widget)
entries_count = entries_count + 1
self._visible_entries = entries_count
::continue::
end
status.text = self._entries_offset + self._selected_index .. "/" .. self._entries_count
end
fresnel._text = ""
fresnel._prompt = al_prompt {
prompt = "",
reset_on_stop = true,
ul_cursor = "low",
bg_cursor = vars.colors.black,
changed_callback = function(text)
if fresnel._text == text then return end
if fresnel._toggled == false then return end
fresnel:_update(text)
fresnel._text = text
end,
keypressed_callback = function(mod, key)
if key == "Escape" or key == " " and mod.Mod4 then
fresnel:hide()
elseif key == "Return" then
fresnel:_exec_entry(fresnel._selected_index)
fresnel:hide()
elseif key == "Up" then
local next_index = fresnel._selected_index - 1
if next_index < 1 and fresnel._entries_offset == 0 then
return
elseif next_index < 1 and fresnel._entries_offset > 0 then
fresnel._entries_offset = fresnel._entries_offset - 1
else
fresnel._selected_index = next_index
end
fresnel:_update(fresnel._text, true)
elseif key == "Down" then
local next_index = fresnel._selected_index + 1
if next_index > fresnel._visible_entries and fresnel._entries_offset + fresnel._visible_entries == fresnel._entries_count then
return
elseif next_index > fresnel._visible_entries and fresnel._entries_offset + fresnel._visible_entries < fresnel._entries_count then
fresnel._entries_offset = fresnel._entries_offset + 1
else
fresnel._selected_index = next_index
end
fresnel:_update(fresnel._text, true)
end
end
}
fresnel._widget = h.popup {
visible = false,
ontop = true,
placement = function(d)
awful.placement.top(d, {
margins = {
top = beautiful.useless_gap * 2
}
})
end,
minimum_width = screen[1].geometry.width / 2,
maximum_width = screen[1].geometry.width / 2,
widget = {
{
widget = wibox.container.background,
bg = vars.colors.black,
fg = vars.colors.dim.fg,
shape = vars.shape,
{
widget = wibox.container.margin,
margins = vars.padding,
{
{
widget = wibox.widget.textbox,
text = ">"
},
{
widget = wibox.container.margin,
margins = {
left = vars.padding,
right = vars.padding
},
{
widget = wibox.container.constraint,
strategy = "max",
height = vars.char_height,
{
widget = wibox.container.background,
fg = vars.colors.fg,
fresnel._prompt.textbox
}
}
},
{
widget = wibox.widget.textbox,
text = "0/0",
id = "status"
},
layout = wibox.layout.align.horizontal
}
}
},
{
widget = wibox.container.margin,
margins = {
top = vars.padding
},
{
spacing = vars.padding,
layout = wibox.layout.fixed.vertical,
id = "entry_layout"
}
},
layout = wibox.layout.align.vertical
}
}
fresnel._widget.maximum_height = vars.big_padding * 2 + (vars.padding * 2 + vars.char_height) * (1 + 10) + vars.padding + vars.padding * 9
function fresnel:show()
self._toggled = true
self._timed.target = 1
self:_update()
self._prompt:start()
end
function fresnel:hide()
self._toggled = false
self._timed.target = 0
self._prompt:stop()
end
fresnel._timed = rubato.timed {
duration = vars.anim_duration,
intro = vars.anim_intro,
pos = 0,
subscribed = function(pos)
fresnel._widget.opacity = pos
if pos == 0 then
fresnel._widget.visible = false
else
fresnel._widget.visible = true
end
end
}
return fresnel
|
