164 lines
4.0 KiB
Groff
164 lines
4.0 KiB
Groff
.\" Copyright (c) 1993, 1994 X Consortium
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.\"
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.\" Permission is hereby granted, free of charge, to any person obtaining a
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.\" copy of this software and associated documentation files (the "Software"),
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.\" to deal in the Software without restriction, including without limitation
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.\" the rights to use, copy, modify, merge, publish, distribute, sublicense,
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.\" and/or sell copies of the Software, and to permit persons to whom the
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.\" Software furnished to do so, subject to the following conditions:
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.\"
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.\" The above copyright notice and this permission notice shall be included in
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.\" all copies or substantial portions of the Software.
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.\"
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.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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.\" IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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.\" FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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.\" THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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.\" WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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.\" OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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.\" SOFTWARE.
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.\"
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.\" Except as contained in this notice, the name of the X Consortium shall not
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.\" be used in advertising or otherwise to promote the sale, use or other
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.\" dealing in this Software without prior written authorization from the
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.\" X Consortium.
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.\"
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.ds tk X Toolkit
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.ds xT X Toolkit Intrinsics \- C Language Interface
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.ds xI Intrinsics
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.ds xW X Toolkit Athena Widgets \- C Language Interface
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.ds xL Xlib \- C Language X Interface
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.ds xC Inter-Client Communication Conventions Manual
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.ds Rn 3
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.ds Vn 2.2
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.hw XtApp-Add-Action-Hook XtRemove-Action-Hook wid-get
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.na
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.de Ds
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.nf
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.\\$1D \\$2 \\$1
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.ft 1
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.ps \\n(PS
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.\".if \\n(VS>=40 .vs \\n(VSu
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.de De
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.de FD
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.LP
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.KS
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.de C{
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.\" choose appropriate monospace font
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.\" the imagen conditional, 480,
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.\" may be changed to L if LB is too
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.\" heavy for your eyes...
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.\"
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.ie "\\*(.T"480" .ft L
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.el .ie "\\*(.T"300" .ft L
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.el .ie "\\*(.T"202" .ft PO
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.de C}
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.R
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.de Pn
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.ie t \\$1\fB\^\\$2\^\fR\\$3
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.el \\$1\fI\^\\$2\^\fP\\$3
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..
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.ny0
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.TH XtAppAddActionHook __libmansuffix__ __xorgversion__ "XT FUNCTIONS"
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.SH NAME
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XtAppAddActionHook, XtRemoveActionHook \- register an action hook procedure
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.SH SYNTAX
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.HP
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XtActionHookId XtAppAddActionHook(XtAppContext \fIapp_context\fP,
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XtActionHookProc \fIproc\fP, XtPointer \fIclient_data\fP);
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.HP
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void XtRemoveActionHook(XtActionHookId \fIid\fP);
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.SH ARGUMENTS
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.IP \fIapp_context\fP 1i
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Specifies the application context.
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.IP \fIproc\fP 1i
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Specifies the action hook procedure.
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.IP \fInum_args\fP 1i
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Specifies the application-specific data to be passed to the action hook.
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.SH DESCRIPTION
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.ZN XtAppAddActionHook
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adds the specified procedure to the front of a list maintained in the
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application context. In the future, when an action routine is about to
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be invoked for any widget in this application context, either through
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the translation manager or via
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.ZN XtCallActionProc ,
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the action hohok procedures will be called in reverse order of registration
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jut prior to invoking the action routine.
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.LP
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Action hook procedures are removed automatically and the
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.ZN XtActionHookId
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s destroyed when the application context in which they were added is
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destroyed.
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.LP
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.ZN XtRemoveActionHook
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removes the specified action hook procedure from the list in which it
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was registered.
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.SH "SEE ALSO"
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.br
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\fI\*(xT\fP
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.br
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\fI\*(xL\fP
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