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Edit File: tkProgressBar.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>R: Progress Bars via Tk</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link rel="stylesheet" type="text/css" href="R.css" /> </head><body> <table width="100%" summary="page for tkProgressBar {tcltk}"><tr><td>tkProgressBar {tcltk}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Progress Bars via Tk</h2> <h3>Description</h3> <p>Put up a Tk progress bar widget. </p> <h3>Usage</h3> <pre> 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, ...) </pre> <h3>Arguments</h3> <table summary="R argblock"> <tr valign="top"><td><code>title, label</code></td> <td> <p>character strings, giving the window title and the label on the dialog box respectively.</p> </td></tr> <tr valign="top"><td><code>min, max</code></td> <td> <p>(finite) numeric values for the extremes of the progress bar.</p> </td></tr> <tr valign="top"><td><code>initial, value</code></td> <td> <p>initial or new value for the progress bar.</p> </td></tr> <tr valign="top"><td><code>width</code></td> <td> <p>the width of the progress bar in pixels: the dialog box will be 40 pixels wider (plus frame).</p> </td></tr> <tr valign="top"><td><code>pb, con</code></td> <td> <p>an object of class <code>"tkProgressBar"</code>.</p> </td></tr> <tr valign="top"><td><code>...</code></td> <td> <p>for consistency with the generic.</p> </td></tr> </table> <h3>Details</h3> <p><code>tkProgressBar</code> will display a widget containing a label and progress bar. </p> <p><code>setTkProgessBar</code> will update the value and for non-<code>NULL</code> values, the title and label (provided there was one when the widget was created). Missing (<code><a href="../../base/html/NA.html">NA</a></code>) and out-of-range values of <code>value</code> will be (silently) ignored. </p> <p>The progress bar should be <code>close</code>d when finished with. </p> <p>This will use the <code>ttk::progressbar</code> widget for Tk version 8.5 or later, otherwise <span style="font-family: Courier New, Courier; color: #666666;"><b>R</b></span>'s copy of BWidget's <code>progressbar</code>. </p> <h3>Value</h3> <p>For <code>tkProgressBar</code> an object of class <code>"tkProgressBar"</code>. </p> <p>For <code>getTkProgressBar</code> and <code>setTkProgressBar</code>, a length-one numeric vector giving the previous value (invisibly for <code>setTkProgressBar</code>). </p> <h3>See Also</h3> <p><code><a href="../../utils/html/txtProgressBar.html">txtProgressBar</a></code> </p> <h3>Examples</h3> <pre> 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) </pre> <hr /><div style="text-align: center;">[Package <em>tcltk</em> version 3.6.0 <a href="00Index.html">Index</a>]</div> </body></html>