Quickly construct standard dialog boxes for your GUI, including message boxes, input boxes, list, file or directory selection, ... In case R cannot display GUI dialog boxes, a simpler command line version of these interactive elements is also provided as fallback solution.
dlg_message() display a message box,
dlg_input() prompt for textual input,
dlg_list() select one or more items in a list,
dlg_open() open one or more existing file(s),
dlg_save() prompt for a file to save to (and ask confirmation if the file
already exists),
dlg_dir() select a directory,
dlg_form() display a complex dialog box with textual areas, password,
checkboxes, comboboxes, font and size, color, etc.
The dialog box function dispatch to specific dialog boxes depending on the OS and whether a GUI can be displayed or not.
Useful links: