cleanup
This commit is contained in:
453
apps/mwm.lua
Normal file
453
apps/mwm.lua
Normal file
@@ -0,0 +1,453 @@
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requireInjector = requireInjector or load(http.get('https://raw.githubusercontent.com/kepler155c/opus/develop/sys/apis/injector.lua').readAll())()
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requireInjector(getfenv(1))
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local Util = require('util')
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local function syntax()
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printError('Syntax:')
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print('mwm sessionName [monitor]')
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error()
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end
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local args = { ... }
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local UID = 0
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local processes = { }
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local parentTerm = term.current()
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local configFile = args[1] or syntax()
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local defaultEnv = Util.shallowCopy(getfenv(1))
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local monitor
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if args[2] then
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monitor = peripheral.wrap(args[2]) or syntax()
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else
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monitor = peripheral.find('monitor') or syntax()
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end
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monitor.setTextScale(.5)
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monitor.clear()
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local monDim, termDim = { }, { }
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monDim.width, monDim.height = monitor.getSize()
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termDim.width, termDim.height = parentTerm.getSize()
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local function nextUID()
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UID = UID + 1
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return UID
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end
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local function saveConfig()
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local t = { }
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for _,process in pairs(processes) do
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if process.path and not process.isShell then
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table.insert(t, {
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x = process.x,
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y = process.y,
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width = process.width - 2,
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height = process.height - 3,
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path = process.path,
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args = process.args,
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})
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end
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end
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Util.writeTable(configFile, t)
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end
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local function write(win, x, y, text)
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win.setCursorPos(x, y)
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win.write(text)
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end
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local function redraw()
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monitor.clear()
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for k,process in ipairs(processes) do
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process.container.redraw()
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process:focus(k == #processes)
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end
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end
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local function focusProcess(process)
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if #processes > 0 then
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local lastFocused = processes[#processes]
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lastFocused:focus(false)
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end
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Util.removeByValue(processes, process)
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table.insert(processes, process)
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process:focus(true)
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end
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local function getProcessAt(x, y)
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for k = #processes, 1, -1 do
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local process = processes[k]
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if x >= process.x and
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y >= process.y and
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x <= process.x + process.width - 1 and
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y <= process.y + process.height - 1 then
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return k, process
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end
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end
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end
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--[[ A runnable process ]]--
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local Process = { }
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function Process:new(args)
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args.env = args.env or Util.shallowCopy(defaultEnv)
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args.width = args.width or termDim.width
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args.height = args.height or termDim.height
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local self = setmetatable({
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uid = nextUID(),
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x = args.x or 1,
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y = args.y or 1,
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width = args.width + 2,
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height = args.height + 3,
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path = args.path,
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args = args.args or { },
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title = args.title or 'shell',
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}, { __index = Process })
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self:adjustDimensions()
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self.container = window.create(monitor, self.x, self.y, self.width, self.height, true)
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self.titleBar = window.create(self.container, 2, 2, self.width - 2, 1, true)
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self.window = window.create(self.container, 2, 3, args.width, args.height, true)
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self.terminal = self.window
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self.co = coroutine.create(function()
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local result, err
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if args.fn then
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result, err = Util.runFunction(args.env, args.fn, table.unpack(self.args))
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elseif args.path then
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result, err = os.run(args.env, args.path, table.unpack(self.args))
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end
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if not result and err ~= 'Terminated' then
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if err then
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printError(tostring(err))
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os.sleep(3)
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end
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end
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Util.removeByValue(processes, self)
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saveConfig()
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redraw()
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end)
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if #processes > 0 then
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processes[#processes]:focus(false)
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end
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table.insert(processes, self)
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self:focus(true)
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local previousTerm = term.current()
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self:resume()
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term.redirect(previousTerm)
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return self
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end
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function Process:focus(focused)
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if focused then
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self.titleBar.setBackgroundColor(colors.green)
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else
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self.titleBar.setBackgroundColor(colors.gray)
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end
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self.titleBar.clear()
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self.titleBar.setTextColor(colors.black)
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write(self.titleBar, 2, 1, self.title)
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write(self.titleBar, self.width - 3, 1, '*')
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if focused then
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self.window.restoreCursor()
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elseif self.showSizers then
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self:drawSizers(false)
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end
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end
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function Process:drawSizers(showSizers)
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self.showSizers = showSizers
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self.container.setBackgroundColor(colors.black)
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self.container.setTextColor(colors.white)
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if self.showSizers then
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write(self.container, 1, 1, '\135')
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write(self.container, self.width, 1, '\139')
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write(self.container, 1, self.height, '\141')
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write(self.container, self.width, self.height, '\142')
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self.container.setTextColor(colors.yellow)
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write(self.container, 1, 3, '+')
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write(self.container, 1, 5, '-')
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write(self.container, 3, 1, '+')
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write(self.container, 5, 1, '-')
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local str = string.format('%d x %d', self.width - 2, self.height - 3)
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write(self.container, (self.width - #str) / 2, 1, str)
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else
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write(self.container, 1, 1, string.rep(' ', self.width))
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write(self.container, self.width, 1, ' ')
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write(self.container, 1, self.height, ' ')
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write(self.container, self.width, self.height, ' ')
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write(self.container, 1, 3, ' ')
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write(self.container, 1, 5, ' ')
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end
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end
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function Process:adjustDimensions()
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self.width = math.min(self.width, monDim.width)
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self.height = math.min(self.height, monDim.height)
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self.x = math.max(1, self.x)
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self.y = math.max(1, self.y)
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self.x = math.min(self.x, monDim.width - self.width + 1)
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self.y = math.min(self.y, monDim.height - self.height + 1)
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end
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function Process:reposition()
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self:adjustDimensions()
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self.container.reposition(self.x, self.y, self.width, self.height)
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self.container.setBackgroundColor(colors.black)
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self.container.clear()
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self.titleBar.reposition(2, 2, self.width - 2, 1)
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self.window.reposition(2, 3, self.width - 2, self.height - 3)
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redraw()
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end
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function Process:resizeClick(x, y)
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if x == 1 and y == 3 then
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self.height = self.height + 1
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elseif x == 1 and y == 5 then
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self.height = self.height - 1
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elseif x == 3 and y == 1 then
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self.width = self.width + 1
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elseif x == 5 and y == 1 then
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self.width = self.width - 1
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else
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return
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end
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self:reposition()
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self:resume('term_resize')
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self:drawSizers(true)
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saveConfig()
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end
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function Process:resume(event, ...)
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if coroutine.status(self.co) == 'dead' then
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return
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end
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if not self.filter or self.filter == event or event == "terminate" then
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term.redirect(self.terminal)
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local ok, result = coroutine.resume(self.co, event, ...)
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self.terminal = term.current()
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if ok then
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self.filter = result
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else
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printError(result)
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end
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return ok, result
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end
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end
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--[[ Install a multishell manager for the monitor ]]--
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defaultEnv.multishell = { }
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function defaultEnv.multishell.getFocus()
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return processes[#processes].uid
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end
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function defaultEnv.multishell.setFocus(uid)
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local process, key = Util.find(processes, 'uid', uid)
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if process then
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if processes[#processes] ~= process then
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focusProcess(process)
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end
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return true
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end
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return false
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end
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function defaultEnv.multishell.getTitle(uid)
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local process = Util.find(processes, 'uid', uid)
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if process then
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return process.title
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end
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end
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function defaultEnv.multishell.setTitle(uid, title)
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local process = Util.find(processes, 'uid', uid)
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if process then
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process.title = title or ''
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process:focus(process == processes[#processes])
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end
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end
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function defaultEnv.multishell.getCurrent()
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if #processes > 0 then
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return processes[#processes].uid
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end
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end
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function defaultEnv.multishell.getCount()
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return #processes
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end
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function defaultEnv.multishell.launch(env, file, ...)
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return defaultEnv.multishell.openTab({
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path = file,
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env = env,
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title = 'shell',
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args = { ... },
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})
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end
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function defaultEnv.multishell.openTab(tabInfo)
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local process = Process:new(tabInfo)
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saveConfig()
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return process.uid
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end
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local function addShell()
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local process = setmetatable({
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x = monDim.width - 8,
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y = monDim.height,
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width = 9,
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height = 1,
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isShell = true,
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uid = nextUID(),
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}, { __index = Process })
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function process:focus(focused)
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self.window.setVisible(focused)
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if focused then
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self.window.restoreCursor()
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self.container.setTextColor(colors.green)
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self.container.setBackgroundColor(colors.black)
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else
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parentTerm.clear()
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parentTerm.setCursorBlink(false)
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self.container.setTextColor(colors.lightGray)
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self.container.setBackgroundColor(colors.black)
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end
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write(self.container, 1, 1, '[ shell ]')
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end
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function process:resizeClick()
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end
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function process:drawSizers()
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end
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process.container = window.create(monitor, process.x, process.y, process.width, process.height, true)
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process.window = window.create(parentTerm, 1, 1, termDim.width, termDim.height, true)
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process.terminal = process.window
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process.co = coroutine.create(function()
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while true do
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os.run(Util.shallowCopy(defaultEnv), shell.resolveProgram('shell'))
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end
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end)
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table.insert(processes, process)
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process:focus(true)
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local previousTerm = term.current()
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process:resume()
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term.redirect(previousTerm)
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end
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addShell()
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if fs.exists(configFile) then
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local config = Util.readTable(configFile)
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if config then
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for _,v in pairs(config) do
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Process:new(v)
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end
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end
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end
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while true do
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local event = { os.pullEventRaw() }
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if event[1] == 'terminate' then
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term.redirect(parentTerm)
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break
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elseif event[1] == "monitor_touch" then
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local x, y = event[3], event[4]
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local key, process = getProcessAt(x, y)
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if process then
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if key ~= #processes then
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focusProcess(process)
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end
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x = x - process.x + 1
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y = y - process.y + 1
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if y == 2 then -- title bar
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if x == process.width - 2 then
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process:resume('terminate')
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else
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process:drawSizers(not process.showSizers)
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end
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elseif x == 1 or y == 1 then -- sizers
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process:resizeClick(x, y)
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elseif x > 1 and x < process.width then
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if process.showSizers then
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process:drawSizers(false)
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end
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process:resume('mouse_click', 1, x - 1, y - 2)
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process:resume('mouse_up', 1, x - 1, y - 2)
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end
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else
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process = processes[#processes]
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if process and process.showSizers then
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process.x = math.floor(x - (process.width) / 2)
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process.y = y
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process:reposition()
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process:drawSizers(true)
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saveConfig()
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end
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end
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elseif event[1] == "char" or
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event[1] == "key" or
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event[1] == "key_up" or
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event[1] == "paste" then
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local focused = processes[#processes]
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if focused then
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focused:resume(unpack(event))
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end
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else
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for _,process in pairs(Util.shallowCopy(processes)) do
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process:resume(unpack(event))
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end
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if processes[#processes] then
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processes[#processes].window.restoreCursor()
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end
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end
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end
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parentTerm.clear()
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parentTerm.setCursorPos(1, 1)
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Reference in New Issue
Block a user