/** Creates and sets the window and its content's borders. */
void makeBorders(int increment) {
JRootPane rootPane = window.getRootPane();
rootPane.setBorder(BorderFactory.createLineBorder(BORDER_COLOR, BORDER_THICKNESS + increment));
if (canvas != null) {
canvas.setBorder(
BorderFactory.createBevelBorder(
BevelBorder.LOWERED, INNER_BORDER_HIGHLIGHT, INNER_BORDER_SHADOW));
}
}
