button click event

Question

i create a button in the running time by coding in visual studio 2010 using c# , now i want to create an event for this button when click and the important thing is i want to use the text  on the button (for example is written on the button "save" i want when click on the button the event get this text on order to use it in anyway )
how to write this event or the function i want to call when click