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mirror of https://github.com/kepler155c/opus synced 2024-11-05 00:16:16 +00:00
opus/sys/apps/Tasks.lua
2019-06-28 13:50:02 -04:00

70 lines
1.5 KiB
Lua

local Event = require('opus.event')
local UI = require('opus.ui')
local kernel = _G.kernel
local multishell = _ENV.multishell
UI:configure('Tasks', ...)
local page = UI.Page {
menuBar = UI.MenuBar {
buttons = {
{ text = 'Activate', event = 'activate' },
{ text = 'Terminate', event = 'terminate' },
},
},
grid = UI.ScrollingGrid {
y = 2,
columns = {
{ heading = 'ID', key = 'uid', width = 3 },
{ heading = 'Title', key = 'title' },
{ heading = 'Status', key = 'status' },
{ heading = 'Time', key = 'timestamp' },
},
values = kernel.routines,
sortColumn = 'uid',
autospace = true,
},
accelerators = {
q = 'quit',
space = 'activate',
t = 'terminate',
},
}
function page:eventHandler(event)
local t = self.grid:getSelected()
if t then
if event.type == 'activate' or event.type == 'grid_select' then
multishell.setFocus(t.uid)
elseif event.type == 'terminate' then
multishell.terminate(t.uid)
end
end
if event.type == 'quit' then
Event.exitPullEvents()
end
UI.Page.eventHandler(self, event)
end
function page.grid:getDisplayValues(row)
local elapsed = os.clock()-row.timestamp
return {
uid = row.uid,
title = row.title,
status = row.isDead and 'error' or coroutine.status(row.co),
timestamp = elapsed < 60 and
string.format("%ds", math.floor(elapsed)) or
string.format("%sm", math.floor(elapsed/6)/10),
}
end
Event.onInterval(1, function()
page.grid:update()
page.grid:draw()
page:sync()
end)
UI:setPage(page)
UI:pullEvents()