qchildevent.3qt

来自「Qt/Embedded是一个多平台的C++图形用户界面应用程序框架」· 3QT 代码 · 共 59 行

.TH QChildEvent 3qt "10 November 2000" "Trolltech AS" \" -*- nroff -*-
.\" Copyright 1992-2000 Trolltech AS.  All rights reserved.  See the
.\" license file included in the distribution for a complete license
.\" statement.
.\"
.ad l
.nh
.SH NAME
QChildEvent \- Event parameters for child object events
.SH SYNOPSIS
.br
.PP
\fC#include <qevent.h>\fR
.PP
Inherits QEvent.
.PP
.SS "Public Members"
.in +1c
.ti -1c
.BI "\fBQChildEvent\fR ( Type " "type" ", QObject * child ) "
.br
.ti -1c
.BI "QObject* \fBchild\fR () const"
.br
.ti -1c
.BI "bool \fBinserted\fR () const"
.br
.ti -1c
.BI "bool \fBremoved\fR () const"
.br
.in -1c
.SH DESCRIPTION
The QChildEvent class contains event parameters for child object events.
.PP
Child events are sent to objects when children are inserted or removed.
.PP
A \fCChildRemoved\fR event is sent immediately, but a \fCChildInserted\fR event is \fIposted\fR (with QApplication::postEvent())
.PP
The handler for these events is QObject::childEvent().
.SH MEMBER FUNCTION DOCUMENTATION
.SH "QChildEvent::QChildEvent ( Type type, QObject * child )"
Constructs a child event object.
.PP
The \fItype\fR parameter must be either \fIQEvent::ChildInserted\fR or \fIQEvent::ChildRemoved.\fR
.SH "QObject * QChildEvent::child () const"
Returns the child widget inserted or removed.
.SH "bool QChildEvent::inserted () const"
Returns TRUE if the widget received a new child.
.SH "bool QChildEvent::removed () const"
Returns TRUE if the object lost a child.
.SH "SEE ALSO"
.BR http://doc.trolltech.com/qchildevent.html
.SH COPYRIGHT
Copyright 1992-2000 Trolltech AS, http://www.trolltech.com/.  See the
license file included in the distribution for a complete license
statement.
.SH AUTHOR
Generated automatically from the source code.