| tkProgressBar | R Documentation |
Put up a Tk progress bar widget.
tkProgressBar(title = "R progress bar", label = "",
min = 0, max = 1, initial = 0, width = 300)
getTkProgressBar(pb)
setTkProgressBar(pb, value, title = NULL, label = NULL)
## S3 method for class 'tkProgressBar'
close(con, ...)
title, label |
character strings, giving the window title and the label on the dialog box respectively. |
min, max |
(finite) numeric values for the extremes of the progress bar. |
initial, value |
initial or new value for the progress bar. |
width |
the width of the progress bar in pixels: the dialog box will be 40 pixels wider (plus frame). |
pb, con |
an object of class |
... |
for consistency with the generic. |
tkProgressBar will display a widget containing a label and
progress bar.
setTkProgessBar will update the value and for non-NULL
values, the title and label (provided there was one when the widget
was created). Missing (NA) and out-of-range values of
value will be (silently) ignored.
The progress bar should be closed when finished with.
This will use the ttk::progressbar widget for Tk version 8.5 or
later, otherwise R's copy of BWidget's progressbar.
For tkProgressBar an object of class "tkProgressBar".
For getTkProgressBar and setTkProgressBar, a
length-one numeric vector giving the previous value (invisibly for
setTkProgressBar).
txtProgressBar
pb <- tkProgressBar("test progress bar", "Some information in %",
0, 100, 50)
Sys.sleep(0.5)
u <- c(0, sort(runif(20, 0, 100)), 100)
for(i in u) {
Sys.sleep(0.1)
info <- sprintf("%d%% done", round(i))
setTkProgressBar(pb, i, sprintf("test (%s)", info), info)
}
Sys.sleep(5)
close(pb)
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