void (@NotNull DialogWrapper dialogWrapper) { JRootPane rootPane = dialogWrapper.getRootPane(); if (rootPane == null) return; Dimension componentSize = rootPane.getSize(); Dimension componentPreferredSize = rootPane.getPreferredSize(); if (componentPreferredSize.width <= componentSize.width && componentPreferredSize.height <= componentSize.height) { return; } int dw = Math.max(0, componentPreferredSize.width - componentSize.width); int dh = Math.max(0, componentPreferredSize.height - componentSize.height); Dimension oldDialogSize = dialogWrapper.getSize(); Dimension newDialogSize = new Dimension(oldDialogSize.width + dw, oldDialogSize.height + dh); dialogWrapper.setSize(newDialogSize.width, newDialogSize.height); rootPane.revalidate(); rootPane.repaint(); LOG.debug("DialogWrapper '" + dialogWrapper.getTitle() + "' has been re-sized (added width: " + dw + ", added height: " + dh + ")"); }