问R:在Mac和Linux中更改Tcltk窗口的图标

EN

tcl('wm', 'iconbitmap', .win, 'Icon.ico')

tkProgressBar2 <- function (title = 'Test progress bar', label = '', min = 0, max = 100, initial = 0, width = 300, userfn='helvetica', backg='white') {
  useText <- FALSE
  have_ttk <- as.character(tcl('info', 'tclversion')) >= '8.5'
  if (!have_ttk && as.character(tclRequire('PBar')) == 'FALSE') useText <- TRUE
  .win <<- tktoplevel(background=backg)
  tkfocus()
  tcl('wm', 'geometry', .win, '500x100+450+350')
  tcl('wm', 'iconbitmap', .win, '@Icon.xbm')
  .val <- initial
  .killed <- FALSE
  tkwm.geometry(.win, sprintf('%dx80', width + 40))
  tkwm.title(.win, title)
  fn <- tkfont.create(family = userfn, size = 12)
  if (useText) {
    .lab <- tklabel(.win, text = label, font = fn, padx = 0, background=backg)
    tkpack(.lab, side = 'left')
    fn2 <- tkfont.create(family = userfn, size = 16)
    .vlab <- tklabel(.win, text = '0%', font = fn2, padx = 20, background=backg)
    tkpack(.vlab, side = 'right')
    up <- function(value) {
      if (!is.finite(value) || value < min || value > max) return()
      .val <<- value
      tkconfigure(.vlab, text = sprintf('%d%%', round(100 * (value - min)/(max - min))))
    }
  } else {
    .lab <- tklabel(.win, text = label, font = fn, pady = 0, background=backg)
    .tkval <- tclVar(0)
    tkpack(.lab, side = 'top')
    tkpack(tklabel(.win, text = '', font = fn, background=backg), side = 'bottom')
    pBar <- if (have_ttk)
      ttkprogressbar(.win, length = width, variable = .tkval) else
        tkwidget(.win, 'ProgressBar', width = width, variable = .tkval)
    tkpack(pBar, side = 'bottom')
    up <- function(value) {
      if (!is.finite(value) || value < min || value > max) return()
      .val <<- value
      tclvalue(.tkval) <<- 100 * (value - min)/(max - min)
    }
  }
  getVal <- function() .val
  kill <- function() if (!.killed) {
    tkdestroy(.win)
    .killed <<- TRUE
  }
  title <- function(title) tkwm.title(.win, title)
  lab <- function(label) tkconfigure(.lab, text = label)
  tkbind(.win, '<Destroy>', function() stop())
  up(initial)
  structure(list(getVal = getVal, up = up, title = title, label = lab, kill = kill), class = 'tkProgressBar')
}

pb <- tkProgressBar2(title='Performing k-Means clustering', label='Some information in %', min=0, max=100, initial=0, width=400, userfn='verdana', backg='white')