local Config = require('opus.config') local UI = require('opus.ui') local Util = require('opus.util') local tab = UI.Tab { tabTitle = 'Path', description = 'Set the shell path', tabClose = true, entry = UI.TextEntry { x = 2, y = 2, ex = -2, limit = 256, shadowText = 'enter new path', accelerators = { enter = 'update_path', }, help = 'add a new path', }, grid = UI.Grid { y = 4, ey = -3, disableHeader = true, columns = { { key = 'value' } }, autospace = true, sortColumn = 'index', help = 'double-click to remove, shift-arrow to move', accelerators = { delete = 'remove', }, }, statusBar = UI.StatusBar { }, accelerators = { [ 'shift-up' ] = 'move_up', [ 'shift-down' ] = 'move_down', }, } function tab:updateList(path) self.grid.values = { } for k,v in ipairs(Util.split(path, '(.-):')) do table.insert(self.grid.values, { index = k, value = v }) end self.grid:update() end function tab:enable() local env = Config.load('shell') self:updateList(env.path) UI.Tab.enable(self) end function tab:save() local t = { } for _, v in ipairs(self.grid.values) do table.insert(t, v.value) end local env = Config.load('shell') env.path = table.concat(t, ':') self:updateList(env.path) Config.update('shell', env) end function tab:eventHandler(event) if event.type == 'update_path' and self.entry.value then table.insert(self.grid.values, { value = self.entry.value, }) self:save() self.entry:reset() self.entry:draw() self.grid:draw() return true elseif event.type == 'grid_select' or event.type == 'remove' then local selected = self.grid:getSelected() if selected then table.remove(self.grid.values, selected.index) self:save() self.grid:draw() end elseif event.type == 'focus_change' then self.statusBar:setStatus(event.focused.help) elseif event.type == 'move_up' then local entry = self.grid:getSelected() if entry.index > 1 then table.insert(self.grid.values, entry.index - 1, table.remove(self.grid.values, entry.index)) self.grid:setIndex(entry.index - 1) self:save() self.grid:draw() end elseif event.type == 'move_down' then local entry = self.grid:getSelected() if entry.index < #self.grid.values then table.insert(self.grid.values, entry.index + 1, table.remove(self.grid.values, entry.index)) self.grid:setIndex(entry.index + 1) self:save() self.grid:draw() end end end return tab