selectFile {PBSmodelling} | R Documentation |
Display the default Open or Save prompt provided by the Operating System.
selectFile(initialfile="",initialdir=getwd(),filetype=list(c("*","All Files")),mode="open",multiple=FALSE,title="",defaultextension="",usewidget=NULL)
initialfile |
initially selected file |
initialdir |
initially directory the dialog opens |
filetype |
a list of character vectors indicating file types made available
to users of the GUI. Each vector is of length one or two. The first element
specifies either the file extension or "*" for all file types. The second
element gives an optional descriptor name for the file type. The supplied
filetype list appears as a set of choices in the pull-down box labelled
“Files of type:”. |
mode |
string: if "save" display Save As prompt,
if "open" display Open prompt. |
multiple |
if TRUE the open prompt can select multiple files. This has no
effect for the save prompt. |
title |
title for the prompt window |
defaultextension |
default file extension if none is provided by the user |
usewidget |
store the selected file in the named entry widget |
The file name and path of the file(s) selected by the user.
Alex Couture-Beil
## Not run: # Open a filename, and return it line by line in a vector scan(promptOpenFile(),what=character(),sep="\n") # Illustrates how to set filetype. promptOpenFile("intial_file.txt", filetype=list(c(".txt", "text files"), c(".r", "R files"), c("*", "All Files"))) ## End(Not run) #integration with widget via doAction createWin( c( "entry foo mode=character", "button text=\"select file\" func=doAction action=\"selectFile(usewidget=`foo`)\"" ), astext=TRUE )