get_usable_area

Description:

public void get_usable_area (out int x, out int y, out int width, out int height)

Gives the usable area in pixels usable by a client on the primary display.

this	The shell
x	The x coordinate where client usable area starts
y	The y coordinate where client usable area starts
width	The width of the client usable area
height	The height of the client usable area