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Hint function can now return tables and iterators

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Returning table or iterator will display set of available completion options. When user will return table, he/she should also provide prompt function for (re)drawing prompt if one is used is his/her program
This commit is contained in:
Łukasz Magiera 2014-08-05 14:50:25 +02:00
parent 47c95a62d8
commit 62a507ed87
1 changed files with 13 additions and 2 deletions
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15
src/main/resources/assets/opencomputers/loot/OpenOS/lib/term.lua
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@ -101,7 +101,7 @@ function term.isAvailable()
return component.isAvailable("gpu") and component.isAvailable("screen")
end
function term.read(history, dobreak, hint)
function term.read(history, dobreak, hint, prompt)
checkArg(1, history, "table", "nil")
history = history or {}
table.insert(history, "")
@ -109,6 +109,10 @@ function term.read(history, dobreak, hint)
local scrollX, scrollY = 0, #history - 1
local cursorX = 1
if type(prompt) == "function" then
pcall(prompt)
end
local function getCursor()
return cursorX, 1 + scrollY
end
@ -252,8 +256,15 @@ function term.read(history, dobreak, hint)
if type(after) == "string" then
local _, cby = getCursor()
history[cby] = after
elseif type(after) == "table" or type(after) == "function" then
term.write("\n")
for _, v in type(after) == "table" and pairs(after) or (function()return _,after end) do
term.write(name .. " ", true)
end
term.write("\n")
if type(prompt) == "function" then pcall(prompt)end
end
redraw() --hint might have printed sth
redraw()
ende()
end