/** * This determines the amount of the progress bar that should be filled based on the percent done * gathered from the model. This is a common operation so it was abstracted out. It assumes that * your progress bar is linear. That is, if you are making a circular progress indicator, you will * want to override this method. */ protected int getAmountFull(Insets b, int width, int height) { int amountFull = 0; BoundedRangeModel model = progressBar.getModel(); if ((model.getMaximum() - model.getMinimum()) != 0) { if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) { amountFull = (int) Math.round(width * progressBar.getPercentComplete()); } else { amountFull = (int) Math.round(height * progressBar.getPercentComplete()); } } return amountFull; }