|
1 /**************************************************************************** |
|
2 ** |
|
3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
|
4 ** All rights reserved. |
|
5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
|
6 ** |
|
7 ** This file is part of the documentation of the Qt Toolkit. |
|
8 ** |
|
9 ** $QT_BEGIN_LICENSE:LGPL$ |
|
10 ** No Commercial Usage |
|
11 ** This file contains pre-release code and may not be distributed. |
|
12 ** You may use this file in accordance with the terms and conditions |
|
13 ** contained in the Technology Preview License Agreement accompanying |
|
14 ** this package. |
|
15 ** |
|
16 ** GNU Lesser General Public License Usage |
|
17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
|
18 ** General Public License version 2.1 as published by the Free Software |
|
19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
|
20 ** packaging of this file. Please review the following information to |
|
21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
|
22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
|
23 ** |
|
24 ** In addition, as a special exception, Nokia gives you certain additional |
|
25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
|
26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
|
27 ** |
|
28 ** If you have questions regarding the use of this file, please contact |
|
29 ** Nokia at qt-info@nokia.com. |
|
30 ** |
|
31 ** |
|
32 ** |
|
33 ** |
|
34 ** |
|
35 ** |
|
36 ** |
|
37 ** |
|
38 ** $QT_END_LICENSE$ |
|
39 ** |
|
40 ****************************************************************************/ |
|
41 |
|
42 //! [0] |
|
43 Q3AsciiDict<QLineEdit> fields; // char* keys, QLineEdit* values |
|
44 fields.insert( "forename", new QLineEdit( this ) ); |
|
45 fields.insert( "surname", new QLineEdit( this ) ); |
|
46 |
|
47 fields["forename"]->setText( "Homer" ); |
|
48 fields["surname"]->setText( "Simpson" ); |
|
49 |
|
50 Q3AsciiDictIterator<QLineEdit> it( fields ); // See Q3AsciiDictIterator |
|
51 for( ; it.current(); ++it ) |
|
52 cout << it.currentKey() << ": " << it.current()->text() << endl; |
|
53 cout << endl; |
|
54 |
|
55 if ( fields["forename"] && fields["surname"] ) |
|
56 cout << fields["forename"]->text() << " " |
|
57 << fields["surname"]->text() << endl; // Prints "Homer Simpson" |
|
58 |
|
59 fields.remove( "forename" ); // Does not delete the line edit |
|
60 if ( ! fields["forename"] ) |
|
61 cout << "forename is not in the dictionary" << endl; |
|
62 //! [0] |
|
63 |
|
64 |
|
65 //! [1] |
|
66 Q3AsciiDict<char> dict; |
|
67 ... |
|
68 if ( dict.find(key) ) |
|
69 dict.remove( key ); |
|
70 dict.insert( key, item ); |
|
71 //! [1] |
|
72 |
|
73 |
|
74 //! [2] |
|
75 Q3AsciiDict<QLineEdit> fields; |
|
76 fields.insert( "forename", new QLineEdit( this ) ); |
|
77 fields.insert( "surname", new QLineEdit( this ) ); |
|
78 fields.insert( "age", new QLineEdit( this ) ); |
|
79 |
|
80 fields["forename"]->setText( "Homer" ); |
|
81 fields["surname"]->setText( "Simpson" ); |
|
82 fields["age"]->setText( "45" ); |
|
83 |
|
84 Q3AsciiDictIterator<QLineEdit> it( fields ); |
|
85 for( ; it.current(); ++it ) |
|
86 cout << it.currentKey() << ": " << it.current()->text() << endl; |
|
87 cout << endl; |
|
88 |
|
89 // Output (random order): |
|
90 // age: 45 |
|
91 // surname: Simpson |
|
92 // forename: Homer |
|
93 //! [2] |