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- local menu_options = { --This is our menu table. It contains basic data about the menu
- [1] = {text="Boot from right Disk", color=colors.white},
- [2] = {text="Boot from top Disk", color=colors.white},
- [3] = {text="Get OS from Pastebin", color=colors.white},
- [4] = {text="Reboot", color=colors.white}
- }
- local termX, termY = term.getSize() --The x/y size of the terminal
- local function menuDraw(selected) --Our main draw function
- local yPos = termY - #menu_options --The initial y position
- for index, data in pairs(menu_options) do
- menu_options[index].bounds = { --Create a new table in each option with the boundary data
- x1 = 1;
- x2 = 1;
- y = yPos - 13;
- }
- term.setTextColor(data.color)
- term.setCursorPos(data.bounds.x1, data.bounds.y)
- local text =
- index==selected and " ["..data.text.."]" or
- " "..data.text.." " --Essentially an if statement, but in a contracted formattedTime
- term.write(text)
- yPos = yPos+1 --Increment the initial y pos so we can move on the next line
- end
- end
- local function checkClick(x,y) --Check the mouse click to see if there's a menu option
- for index, data in pairs(menu_options) do
- if x>= data.bounds.x1 and x<= data.bounds.x2 and y==data.bounds.y then
- return index --Returns the index of the clicked option
- end
- end
- return false --If it went through the entire for loop without success, return false
- end
- term.setBackgroundColor(colors.black)
- term.clear()
- local selector = 1 --Our selector
- while true do --The main loop. I would generally put this inside of a function for a program.
- menuDraw(selector) --Draw the menu first
- local e = {os.pullEvent()} --Pull an event and put the returned values into a table
- if e[1] == "key" then --If it's a key...
- if e[2] == keys.down then -- ... and it's the down arrow
- selector = selector < #menu_options and selector+1 or 1 --Increment the selector if the selector < #menu_options. Otherwise reset it to 1
- elseif e[2] == keys.up then
- selector = selector > 1 and selector-1 or #menu_options --Decrement the selector if the selector > 1. Otherwise, reset it to #menu_options
- elseif e[2] == keys.enter then
- break --Break out of the loop
- end
- elseif e[1] == "mouse_click" then
- local value = checkClick(e[3], e[4]) --Check the mouse click
- if value then --If checkClick returns a value and not false
- selector = value --Set the selector to that value and break out of the loop
- break
- end
- end
- end
- term.clear()
- term.setCursorPos(1,1)
- term.write("Selected: "..selector)
- if selector == 2 then
- term.clear()
- shell.run("disk/startup")
- term.setCursorPos(1, 1)
- end
- if selector == 4 then
- term.clear()
- term.setCursorPos(1, 1)
- os.reboot()
- end
- if selector == 3 then
- term.clear()
- term.setCursorPos(1, 1)
- shell.run("disk/.DownloadOS")
- end
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