a clipboard function that locks the clipboard
int XmClipboardLock (display, window)
Display * display;
XmClipboardLock locks the clipboard from access by another application until
XmClipboardUnlock is called. All clipboard functions lock and unlock
the clipboard to prevent simultaneous access. This function allows the
application to keep the clipboard data from changing between calls to
other clipboard functions. The application does not need to
lock the clipboard between calls to XmClipboardStartCopy and
XmClipboardEndCopy or to XmClipboardStartRetrieve and
If the clipboard is already locked by another application, XmClipboardLock
returns an error status. Multiple calls to this function by the same
application increases the lock level.
Specifies a pointer to the Display structure that was returned in a
previous call to XOpenDisplay or XtDisplay.
Specifies a widget's window ID that relates the application window to the
clipboard. The widget's window ID can be obtained by using
The same application instance should pass the same window ID to each of the
clipboard functions that it calls.
The function is successful.
The function failed because the clipboard was locked by another
application. The application can continue to call the function again with
the same parameters until the lock goes away. This gives the application
the opportunity to ask if the user wants to keep trying or to give up
on the operation.
© 2003 Caldera International, Inc. All rights reserved.
SCO OpenServer Release 5.0.7 -- 11 February 2003