public SafeProgressBar() : base() { getMaximumMethod += new getMaximumMethodInvoker(this.getMaximum); setMaximumMethod += new setMaximumMethodInvoker(this.setMaximum); getValueMethod += new getValueMethodInvoker(this.getValue); setValueMethod += new setValueMethodInvoker(this.setValue); getVisibleMethod += new getVisibleMethodInvoker(this.getVisible); setVisibleMethod += new setVisibleMethodInvoker(this.setVisible); }