final void printValue(final JTextField textField) {
		if (this.content.isEmpty()) {
			textField.setText(getTooltip());
			textField.setForeground(Color.GRAY);
		} else {
			textField.setForeground(Color.BLACK);
			if (this.show) {
				textField.setText(this.content.toString());
			} else {
				this.sb.clear();
				final int len = this.content.length();
				for (int i = 0; i < len; i++) {
					this.sb.appendLast('\u25cf');
				}
				textField.setText(this.sb.toString());
			}
		}

	}