Grab
Macintosh
OS X

Taking Screen Shots in OS X with Grab

You can still use the OS 9 keystrokes to take screen shots on your OS X Mac, but instead of giving you an image file, a pdf file will be created. While useful in some cases, it is often important to be able to save a screen shot as an image instead of a pdf. To do this in OS X, you must use a utility called Grab.


Where to find this software

Grab for OS X can be found on any Macintosh Computer running OS X.


Getting Started

  1. Click on the Finder icon in the Dock.
  2. From the Go menu, choose Applications.
  3. Open the Utilities folder and double-click on the Grab icon.
  4. In Grab, from the Capture menu, choose one of the following options to take a screen shot:

    Note: Grab pop-up window will not be included in the screen capture.

  5. a. Selection - will give you the option to click and drag around the area you want to capture.

    • Once you choose this option, the Selection Grab pop-up window will appear.
    • To the left of your mouse pointer, a little box with numbers, indicating the coordinates of where you are pointing, will appear.
    • Unless you want to cancel the task by clicking on Cancel, click and drag the mouse over the area of the screen you want to capture.
    • As soon as you release the mouse, the captured screen will appear in a new window.

      The image below is an example of a screen captured using the Selection option.



    b. Screen - will capture the entire screen.

    Note: Before choosing this option, you can go to Grab > Preferences to choose the type of pointer you want to appear on the screen.

    • Once you choose this option, a pop-up window labeled Screen Grab will appear.
    • If you want to cancel you can click on Cancel. If you want to capture the current screen, click on any area on the screen besides that pop-up window.

      Note: if you have selected a pointer in Grab Preferences, be sure to click on the area where you want the pointer to be superimposed on the captured screen.

    • Wait a couple of seconds after you click for the captured screen window to appear in a new window.

      The image below is an example of a screen captured using the Screen option.



    c. Timed Screen - will give you 10 seconds to arrange the screen as you want it to be captured.

    Note:
    Before choosing this option, you can go to Grab > Preferences to choose the type of pointer you want to appear on the screen.

    • Once you select this option, you will see a pop-up window, Timed Screen Grab, that tells you that the screen will be captured in 10 seconds.
    • Click on Cancel to cancel the task within 10 seconds. To capture the screen, click on Start Timer and arrange the screen the way you want it to be captured (i.e. select an area to be highlighted, click on a link to show what happens, etc.).
    • Wait for Grab to take a screen shot, which is indicated by the red timer next to a camera shown on the Timed Screen Grab window.
    • A captured screen window will appear in a new window. (This option works well for taking screen shots of Classic applications.)

      The images below are an example of a screen captured using the Timed Screen option. The first image shows the entire screen captured using the option while the second image is a close-up version of the first image. Notice that the Timed Screen shot enables you to take a picture of the screen while you activate the pop-up menu by clicking on a link.


  6. Once the captured image appears in a new window, from the Grab File menu choose Save.
  7. Give the file a name and choose the location you want to save it to. The file will be saved as a tiff file.
  8. The saved file can be opened in Graphic Converter, Fireworks, Photoshop, etc for editing or converting the file into a different format (gif, jpg, etc).
  9. To find out more about converting files in Graphic Converter, refer to: http://www.wellesley.edu/Computing/Graphicconverter/gcediting.html#converting.
  10. When you are finished taking screen shots, from the Grab menu, choose Quit Grab.

     


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  • Heather Woods, hwoods@wellesley.edu
  • Information Services
  • Date Created: July 26, 2001
  • Last Modified: October 20, 2003
  • Page Expires: July 1, 2004