mirror of
https://github.com/kepler155c/opus
synced 2024-12-27 09:00:41 +00:00
396 lines
8.5 KiB
Lua
396 lines
8.5 KiB
Lua
_G.requireInjector(_ENV)
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local Config = require('config')
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local Util = require('util')
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local colors = _G.colors
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local fs = _G.fs
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local kernel = _G.kernel
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local keys = _G.keys
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local os = _G.os
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local printError = _G.printError
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local shell = _ENV.shell
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local term = _G.term
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local window = _G.window
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local parentTerm = _G.device.terminal
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local w,h = parentTerm.getSize()
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local overviewId
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local tabsDirty = false
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local closeInd = Util.getVersion() >= 1.76 and '\215' or '*'
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local multishell = { }
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shell.setEnv('multishell', multishell)
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multishell.term = parentTerm --deprecated
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local config = {
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standard = {
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textColor = colors.lightGray,
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tabBarTextColor = colors.lightGray,
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focusTextColor = colors.white,
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backgroundColor = colors.gray,
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tabBarBackgroundColor = colors.gray,
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focusBackgroundColor = colors.gray,
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},
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color = {
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textColor = colors.lightGray,
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tabBarTextColor = colors.lightGray,
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focusTextColor = colors.white,
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backgroundColor = colors.gray,
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tabBarBackgroundColor = colors.gray,
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focusBackgroundColor = colors.gray,
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},
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}
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Config.load('multishell', config)
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local _colors = parentTerm.isColor() and config.color or config.standard
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local function redrawMenu()
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if not tabsDirty then
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os.queueEvent('multishell_redraw')
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tabsDirty = true
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end
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end
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function multishell.getFocus()
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local currentTab = kernel.getFocused()
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return currentTab.uid
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end
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function multishell.setFocus(tabId)
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return kernel.raise(tabId)
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end
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function multishell.getTitle(tabId)
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local tab = kernel.find(tabId)
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return tab and tab.title
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end
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function multishell.setTitle(tabId, title)
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local tab = kernel.find(tabId)
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if tab then
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tab.title = title
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redrawMenu()
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end
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end
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function multishell.getCurrent()
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local runningTab = kernel.getCurrent()
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return runningTab and runningTab.uid
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end
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function multishell.getTab(tabId)
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return kernel.find(tabId)
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end
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function multishell.terminate(tabId)
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os.queueEvent('multishell_terminate', tabId)
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end
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function multishell.getTabs()
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return kernel.routines
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end
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function multishell.launch( tProgramEnv, sProgramPath, ... )
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-- backwards compatibility
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return multishell.openTab({
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env = tProgramEnv,
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path = sProgramPath,
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args = { ... },
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})
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end
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function multishell.openTab(tab)
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if not tab.title and tab.path then
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tab.title = fs.getName(tab.path):match('([^%.]+)')
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end
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tab.title = tab.title or 'untitled'
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tab.window = tab.window or window.create(parentTerm, 1, 2, w, h - 1, false)
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tab.terminal = tab.terminal or tab.window
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local routine = kernel.newRoutine(tab)
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routine.co = coroutine.create(function()
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local result, err
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if tab.fn then
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result, err = Util.runFunction(routine.env, tab.fn, table.unpack(tab.args or { } ))
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elseif tab.path then
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result, err = Util.run(routine.env, tab.path, table.unpack(tab.args or { } ))
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else
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err = 'multishell: invalid tab'
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end
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if not result and err and err ~= 'Terminated' then
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if err then
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printError(tostring(err))
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end
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print('\nPress enter to close')
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routine.isDead = true
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routine.hidden = false
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while true do
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local e, code = os.pullEventRaw('key')
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if e == 'terminate' or e == 'key' and code == keys.enter then
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break
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end
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end
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end
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end)
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kernel.launch(routine)
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if tab.focused then
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multishell.setFocus(routine.uid)
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else
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redrawMenu()
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end
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return routine.uid
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end
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function multishell.hideTab(tabId)
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local tab = kernel.find(tabId)
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if tab then
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tab.hidden = true
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kernel.lower(tab.uid)
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redrawMenu()
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end
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end
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function multishell.unhideTab(tabId)
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local tab = kernel.find(tabId)
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if tab then
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tab.hidden = false
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redrawMenu()
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end
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end
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function multishell.getCount()
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return #kernel.routines
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end
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kernel.hook('kernel_focus', function(_, eventData)
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local previous = eventData[2]
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if previous then
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local routine = kernel.find(previous)
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if routine and routine.window then
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routine.window.setVisible(false)
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if routine.hidden then
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kernel.lower(previous)
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end
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end
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end
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local focused = kernel.find(eventData[1])
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if focused and focused.window then
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focused.window.setVisible(true)
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end
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redrawMenu()
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end)
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kernel.hook('multishell_terminate', function(_, eventData)
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local tab = kernel.find(eventData[1])
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if tab and not tab.isOverview then
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if coroutine.status(tab.co) ~= 'dead' then
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tab:resume("terminate")
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end
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end
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return true
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end)
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kernel.hook('terminate', function()
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return kernel.getFocused().isOverview
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end)
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kernel.hook('multishell_redraw', function()
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tabsDirty = false
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local function write(x, text, bg, fg)
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parentTerm.setBackgroundColor(bg)
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parentTerm.setTextColor(fg)
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parentTerm.setCursorPos(x, 1)
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parentTerm.write(text)
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end
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local bg = _colors.tabBarBackgroundColor
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parentTerm.setBackgroundColor(bg)
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parentTerm.setCursorPos(1, 1)
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parentTerm.clearLine()
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local currentTab = kernel.getFocused()
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for _,tab in pairs(kernel.routines) do
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if tab.hidden and tab ~= currentTab then
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tab.width = 0
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else
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tab.width = #tab.title + 1
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end
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end
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local function width()
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local tw = 0
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Util.each(kernel.routines, function(t) tw = tw + t.width end)
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return tw
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end
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while width() > w - 3 do
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local tab = select(2,
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Util.spairs(kernel.routines, function(a, b) return a.width > b.width end)())
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tab.width = tab.width - 1
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end
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local function compareTab(a, b)
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if a.hidden then return false end
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return b.hidden or a.uid < b.uid
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end
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local tabX = 0
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for _,tab in Util.spairs(kernel.routines, compareTab) do
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if tab.width > 0 then
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tab.sx = tabX + 1
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tab.ex = tabX + tab.width
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tabX = tabX + tab.width
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if tab ~= currentTab then
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write(tab.sx, tab.title:sub(1, tab.width - 1),
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_colors.backgroundColor, _colors.textColor)
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end
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end
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end
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if currentTab then
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write(currentTab.sx - 1,
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' ' .. currentTab.title:sub(1, currentTab.width - 1) .. ' ',
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_colors.focusBackgroundColor, _colors.focusTextColor)
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if not currentTab.isOverview then
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write(w, closeInd, _colors.backgroundColor, _colors.focusTextColor)
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end
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end
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if currentTab and currentTab.window then
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currentTab.window.restoreCursor()
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end
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return true
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end)
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kernel.hook('term_resize', function(_, eventData)
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if not eventData[1] then --- TEST
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w,h = parentTerm.getSize()
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local windowHeight = h-1
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for _,key in pairs(Util.keys(kernel.routines)) do
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local tab = kernel.routines[key]
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local x,y = tab.window.getCursorPos()
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if y > windowHeight then
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tab.window.scroll(y - windowHeight)
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tab.window.setCursorPos(x, windowHeight)
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end
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tab.window.reposition(1, 2, w, windowHeight)
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end
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redrawMenu()
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end
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end)
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kernel.hook('mouse_click', function(_, eventData)
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local x, y = eventData[2], eventData[3]
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if y == 1 then
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if x == 1 then
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multishell.setFocus(overviewId)
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elseif x == w then
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local currentTab = kernel.getFocused()
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if currentTab then
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multishell.terminate(currentTab.uid)
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end
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else
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for _,tab in pairs(kernel.routines) do
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if not tab.hidden and tab.sx then
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if x >= tab.sx and x <= tab.ex then
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multishell.setFocus(tab.uid)
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break
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end
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end
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end
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end
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return true
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end
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eventData[3] = eventData[3] - 1
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end)
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kernel.hook({ 'mouse_up', 'mouse_drag' }, function(_, eventData)
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eventData[3] = eventData[3] - 1
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end)
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kernel.hook('mouse_scroll', function(_, eventData)
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if eventData[3] == 1 then
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return true
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end
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eventData[3] = eventData[3] - 1
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end)
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local function startup()
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local success = true
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local function runDir(directory, open)
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if not fs.exists(directory) then
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return true
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end
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local files = fs.list(directory)
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table.sort(files)
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for _,file in ipairs(files) do
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os.sleep(0)
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local result, err = open(directory .. '/' .. file)
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if result then
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if term.isColor() then
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term.setTextColor(colors.green)
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end
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term.write('[PASS] ')
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term.setTextColor(colors.white)
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term.write(fs.combine(directory, file))
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print()
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else
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if term.isColor() then
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term.setTextColor(colors.red)
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end
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term.write('[FAIL] ')
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term.setTextColor(colors.white)
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term.write(fs.combine(directory, file))
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if err then
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_G.printError('\n' .. err)
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end
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print()
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success = false
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end
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end
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end
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runDir('sys/autorun', shell.run)
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runDir('usr/autorun', shell.run)
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if not success then
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multishell.setFocus(multishell.getCurrent())
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printError('\nA startup program has errored')
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os.pullEvent('terminate')
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end
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end
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kernel.hook('kernel_ready', function()
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overviewId = multishell.openTab({
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path = 'sys/apps/Overview.lua',
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isOverview = true,
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focused = true,
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title = '+',
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})
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multishell.openTab({
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fn = startup,
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title = 'Autorun',
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})
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end)
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