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CentOS 7.0 - man page for xtappaddblockhook (centos section 3)

XtAppAddBlockHook(3)				     XT FUNCTIONS				 XtAppAddBlockHook(3)

NAME
XtAppAddBlockHook, XtRemoveBlockHook - register a block hook procedure
SYNTAX
XtBlockHookId XtAppAddBlockHook(XtAppContext app_context, XtBlockHookProc proc, XtPointer client_data); void XtRemoveBlockHook(XtBlockHookId id);
ARGUMENTS
app_context Specifies the application context. proc Specifies the block hook procedure. num_args Specifies the application-specific data to be passed to the block hook.
DESCRIPTION
XtAppAddBlockHook registers the specified procedure and returns an identifier for it. The hook is called at any time in the future when the Intrinsics are about to block pending some input. Block hook procedures are removed automatically and the XtBlockHookId is destroyed when the application con- text in which they were added is destroyed. XtRemoveBlockHook removes the specified block hook procedure from the list in which it was registered.
SEE ALSO
X Toolkit Intrinsics - C Language Interface Xlib - C Language X Interface X Version 11 libXt 1.1.4 XtAppAddBlockHook(3)


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