$ xwininfo 

xwininfo: Please select the window about which you
          would like information by clicking the
          mouse in that window.

xwininfo: Window id: 0x2001067 "Hasith Vidanamadura"

  Absolute upper-left X:  673
  Absolute upper-left Y:  624
  Relative upper-left X:  673
  Relative upper-left Y:  624
  Width: 536
  Height: 314
  Depth: 24
  Visual Class: TrueColor
  Border width: 0
  Class: InputOutput
  Colormap: 0x20 (installed)
  Bit Gravity State: NorthWestGravity
  Window Gravity State: NorthWestGravity
  Backing Store State: NotUseful
  Save Under State: no
  Map State: IsViewable
  Override Redirect State: no
  Corners:  +673+624  -191+624  -191-112  +673-112
  -geometry 536x314+673+624