blob: 81d684b0f240f21eebbb86ff9227034c31661713 (
plain)
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
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the documentation of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
//! [0]
Q3IntDict<QLineEdit> fields; // long int keys, QLineEdit* values
for ( int i = 0; i < 3; i++ )
fields.insert( i, new QLineEdit( this ) );
fields[0]->setText( "Homer" );
fields[1]->setText( "Simpson" );
fields[2]->setText( "45" );
Q3IntDictIterator<QLineEdit> it( fields );
for ( ; it.current(); ++it )
cout << it.currentKey() << ": " << it.current()->text() << endl;
for ( int i = 0; i < 3; i++ )
cout << fields[i]->text() << " "; // Prints "Homer Simpson 45"
cout << endl;
fields.remove( 1 ); // Does not delete the line edit
for ( int i = 0; i < 3; i++ )
if ( fields[i] )
cout << fields[i]->text() << " "; // Prints "Homer 45"
//! [0]
//! [1]
Q3IntDict<char> dict;
// ...
if ( dict.find(key) )
dict.remove( key );
dict.insert( key, item );
//! [1]
//! [2]
Q3IntDict<QLineEdit> fields;
for ( int i = 0; i < 3; i++ )
fields.insert( i, new QLineEdit( this ) );
fields[0]->setText( "Homer" );
fields[1]->setText( "Simpson" );
fields[2]->setText( "45" );
Q3IntDictIterator<QLineEdit> it( fields );
for ( ; it.current(); ++it )
cout << it.currentKey() << ": " << it.current()->text() << endl;
// Output (random order):
// 0: Homer
// 1: Simpson
// 2: 45
//! [2]
|
