It should be possible from 2018r1:
<https://xojo.com/issue/51447>
The following Applescript should allow you to do this without IDE scripting:
[code]tell application “System Events” to tell list 1 of application process “Dock”
click UI element “Xojo 2014r2.1”
end tell
set folderName to “MyApp Localisations”
set filenamePrefix to "MyApp "
– export the localisations
doSave(“Czech”, filenamePrefix & “Czech”, folderName, true)
doSave(“Danish”, filenamePrefix & “Danish”, folderName, false)
doSave(“Dutch”, filenamePrefix & “Dutch”, folderName, false)
doSave(“Finnish”, filenamePrefix & “Finnish”, folderName, false)
doSave(“French”, filenamePrefix & “French”, folderName, false)
doSave(“German”, filenamePrefix & “German”, folderName, false)
doSave(“Italian”, filenamePrefix & “Italian”, folderName, false)
doSave(“Japanese”, filenamePrefix & “Japanese”, folderName, false)
doSave(“Korean”, filenamePrefix & “Korean”, folderName, false)
doSave(“Macedonian”, filenamePrefix & “Macedonian”, folderName, false)
doSave(“Norwegian”, filenamePrefix & “Norwegian”, folderName, false)
doSave(“Polish”, filenamePrefix & “Polish”, folderName, false)
doSave(“Russian”, filenamePrefix & “Russian”, folderName, false)
doSave(“Simp. Chinese”, filenamePrefix & “Simplified Chinese”, folderName, false)
doSave(“Swedish”, filenamePrefix & “Swedish”, folderName, false)
doSave(“Thai”, filenamePrefix & “Thai”, folderName, false)
doSave(“Trad. Chinese”, filenamePrefix & “Traditional Chinese”, folderName, false)
– show an alert as we are finished
tell application “Finder”
activate
display alert “Export Xojo Localisations…” message “Finished.”
end tell
on doSave(pLangName, pFileName, pFolderName, pCreateFolder)
– choose the export menu item
tell application “System Events” to tell process “Xojo”
click (menu item 1 where its name starts with “Export Localizable Values”) of menu 1 of menu bar item “File” of menu bar 1
end tell
-- choose the language
delay 0.5
tell application "System Events" to tell pop up button 1 of sheet 1 of window 1 of process "Xojo"
click
keystroke pLangName
key code 36
end tell
-- click export
tell application "System Events" to tell button 1 of sheet 1 of window 1 of process "Xojo"
click
end tell
-- goto desktop
delay 0.5
tell application "System Events"
keystroke "D" using command down
delay 0.5
keystroke "D" using command down
delay 0.5
keystroke "D" using command down
delay 0.5
keystroke "D" using command down
end tell
-- create output folder or navigate to it
if pCreateFolder = true then
delay 0.1
tell application "System Events" to tell button "New Folder" of sheet 1 of window 1 of process "Xojo"
click
end tell
tell application "System Events" to tell text field 1 of sheet 1 of window 1 of process "Xojo"
keystroke pFolderName
end tell
delay 0.1
tell application "System Events" to tell button "Create" of window 1 of process "Xojo"
click
end tell
else
delay 0.1
tell application "System Events" to tell pop up button 1 of group 1 of sheet 1 of window 1 of process "Xojo"
click
keystroke pFolderName
key code 36
end tell
end if
-- set filename
delay 0.1
tell application "System Events" to tell text field 1 of sheet 1 of window 1 of process "Xojo"
click
keystroke pFileName
end tell
-- export
tell application "System Events" to tell button "save" of sheet 1 of window 1 of process "Xojo"
click
end tell
-- rename
delay 0.5
tell application "Finder"
set the name of file (((path to desktop folder) as string) & pFolderName & ":" & pFileName & ".xojo_locale") to (pFileName & ".rbl")
end tell
end doSave[/code]