darktable.control

This table contain function to manipulate the control flow of lua programs. It provides ways to do background jobs and other related functions

🔗darktable.control.ending

boolean

TRUE when darktable is terminating Use this variable to detect when you should finish long running jobs

🔗darktable.control.dispatch

function(
  function : function,
  ... : anything
)

Runs a function in the background. This function will be run at a later point, after luarc has finished running. If you do a loop in such a function, please check darktable.control.ending in your loop to finish the function when darktable exits

• function - function - The call to dispatch
• … - anything - extra parameters to pass to the function

🔗darktable.control.sleep

function(
  delay : int
)

Suspends execution while not blocking darktable

• delay - int - The delay in millisecond to sleep

🔗darktable.control.execute

function(
  command : string
) : int

Run a command in a shell while not blocking darktable

• command - string - The command to run, as in ‘sh -c’
• return - int - The result of the system call

🔗darktable.control.read

function(
  file : file
)

Block until a file is readable while not blocking darktable This function is not available on Windows builds

• file - file - The file object to wait for