Change Mouse button 2
Behavior
To change the
behavior of mouse button 2 within the Source window,
select Options->Debugger settings->Debugger properties
from the Source or Session Control window menus.
Then, select one of the following check boxes to determine how
mouse button 2 will behave in the Source window.
- Popup menus
- Displays a popup menu, where one is available; otherwise
does nothing.
- Step always
- Performs a step command.
- Popup menus and step in white space
- Displays a popup menu, when the pointer is over certain
text (for example, a variable or a line number in the
prefix area), and performs a step command when the
pointer is over white space or over text for which no
popup menu is available.

Mouse Button 2 Behavior