doc/html/qpair-h.html


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/include/qpair.h:1 -->
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>qpair.h Include File</title>
<style type="text/css"><!--
fn { margin-left: 1cm; text-indent: -1cm; }
a:link { color: #004faf; text-decoration: none }
a:visited { color: #672967; text-decoration: none }
body { background: #ffffff; color: black; }
--></style>
</head>
<body>

<table border="0" cellpadding="0" cellspacing="0" width="100%">
<tr bgcolor="#E5E5E5">
<td valign=center>
 <a href="index.html">
<font color="#004faf">Home</font></a>
 | <a href="classes.html">
<font color="#004faf">All&nbsp;Classes</font></a>
 | <a href="mainclasses.html">
<font color="#004faf">Main&nbsp;Classes</font></a>
 | <a href="annotated.html">
<font color="#004faf">Annotated</font></a>
 | <a href="groups.html">
<font color="#004faf">Grouped&nbsp;Classes</font></a>
 | <a href="functions.html">
<font color="#004faf">Functions</font></a>
</td>
<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qpair.h</h1>

<p>This is the verbatim text of the qpair.h include file. It is provided only for illustration; the copyright remains with Trolltech.
<hr>
<pre>
/****************************************************************************
**
** Definition of QPair class
**
**
** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
**
** This file is part of the tools module of the Qt GUI Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Alternatively you may (at your option) use any
** later version of the GNU General Public License if such license has
** been publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free Qt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.QPL
** included in the packaging of this file.  Licensees holding valid Qt
** Commercial licenses may use this file in accordance with the Qt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/

#ifndef QPAIR_H
#define QPAIR_H

#ifndef QT_H
#include "qglobal.h"
#include "qdatastream.h"
#endif // QT_H

template &lt;class T1, class T2&gt;
struct QPair
{
    typedef T1 first_type;
    typedef T2 second_type;

    QPair()
	: first( T1() ), second( T2() )
    {}
    QPair( const T1&amp; t1, const T2&amp; t2 )
	: first( t1 ), second( t2 )
    {}

    QPair&lt;T1, T2&gt;&amp; operator=(const QPair&lt;T1, T2&gt;&amp; other)
    {
	if (this != &amp;other) {
	    first = other.first;
	    second = other.second;
	}
	return *this;
    }

    T1 first;
    T2 second;
};

template &lt;class T1, class T2&gt;
Q_INLINE_TEMPLATES bool operator==( const QPair&lt;T1, T2&gt;&amp; x, const QPair&lt;T1, T2&gt;&amp; y )
{
    return x.first == y.first &amp;&amp; x.second == y.second;
}

template &lt;class T1, class T2&gt;
Q_INLINE_TEMPLATES bool operator&lt;( const QPair&lt;T1, T2&gt;&amp; x, const QPair&lt;T1, T2&gt;&amp; y )
{
    return x.first &lt; y.first ||
	   ( !( y.first &lt; x.first ) &amp;&amp; x.second &lt; y.second );
}

template &lt;class T1, class T2&gt;
Q_INLINE_TEMPLATES QPair&lt;T1, T2&gt; qMakePair( const T1&amp; x, const T2&amp; y )
{
    return QPair&lt;T1, T2&gt;( x, y );
}

#ifndef QT_NO_DATASTREAM
template &lt;class T1, class T2&gt;
inline QDataStream&amp; operator&gt;&gt;( QDataStream&amp; s, QPair&lt;T1, T2&gt;&amp; p )
{
    s &gt;&gt; p.first &gt;&gt; p.second;
    return s;
}

template &lt;class T1, class T2&gt;
inline QDataStream&amp; operator&lt;&lt;( QDataStream&amp; s, const QPair&lt;T1, T2&gt;&amp; p )
{
    s &lt;&lt; p.first &lt;&lt; p.second;
    return s;
}
#endif

#endif
</pre>
<!-- eof -->
<p><address><hr><div align=center>
<table width=100% cellspacing=0 border=0><tr>
<td>Copyright &copy; 2007
<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
<td align=right><div align=right>Qt 3.3.8</div>
</table></div></address></body>
</html>