closing form

Question

hello i have a closing method taht occurs whenever i close the form(X-on the top right side) : this.Closing += new System.ComponentModel.CancelEventHandler(this.Form_Closing); and i have a "Cancel" button that suppose to do exectly the same operation: this.buttonCancel.Click += new System.EventHandler(this.buttonCancel_Click); how can i operate the 'this.Form_Closing' function also when i click the "Cancel" button without copy all my operations in 'this.Form_Closing' function or opposite, how can i operate the 'this.buttonCancel_Click' function when i press the X. thanks koby