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How do I programatically control xwd to dump a specific window?

April 26, 2017CONTROL dump programatically window

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How do I programatically control xwd to dump a specific window?

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I need a non-interactive way to tell xwd what X window to make an image of… NOT by the traditional point-and-click method. [Last modified: July 95] Answer: Ken Sall (ksall@cen.com) wrote: 1. Get the window id of the toplevel shell widget using the “XtWindow” function. 2. Invoke “xwd” from the program that has access to the window id, such as: Window dumpId; /* returned from XtWindow */ sprintf (cmd_string, “xwd -frame -out tmp.