selectFile function

Display Dialogue: Open or Save File

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)

Arguments

• 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

Returns

The file name and path of the file(s) selected by the user.

Author(s)

Alex Couture-Beil, Vancouver Island University, Nanaimo BC

See Also

selectDir

Examples

## Not run:

local(envir=.PBSmodEnv,expr={
  #integration with widget via doAction
  createWin( c( "entry foo mode=character width=60", 
    "button text=\"select file\" 
    func=doAction action=\"selectFile(usewidget=`foo`)\"" ), astext=TRUE )
})
## End(Not run)