|
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 struct MyStructure |
|
44 { |
|
45 int count; |
|
46 QString name; |
|
47 }; |
|
48 Q_DECLARE_METATYPE(MyStructure) |
|
49 |
|
50 // Marshall the MyStructure data into a D-Bus argument |
|
51 QDBusArgument &operator<<(QDBusArgument &argument, const MyStructure &mystruct) |
|
52 { |
|
53 argument.beginStructure(); |
|
54 argument << mystruct.count << mystruct.name; |
|
55 argument.endStructure(); |
|
56 return argument; |
|
57 } |
|
58 |
|
59 // Retrieve the MyStructure data from the D-Bus argument |
|
60 const QDBusArgument &operator>>(const QDBusArgument &argument, MyStructure &mystruct) |
|
61 { |
|
62 argument.beginStructure(); |
|
63 argument >> mystruct.count >> mystruct.name; |
|
64 argument.endStructure(); |
|
65 return argument; |
|
66 } |
|
67 //! [0] |
|
68 |
|
69 |
|
70 //! [1] |
|
71 qDBusRegisterMetaType<MyStructure>(); |
|
72 //! [1] |
|
73 |
|
74 |
|
75 //! [2] |
|
76 MyType item = qdbus_cast<Type>(argument); |
|
77 //! [2] |
|
78 |
|
79 |
|
80 //! [3] |
|
81 MyType item; |
|
82 argument >> item; |
|
83 //! [3] |
|
84 |
|
85 |
|
86 //! [4] |
|
87 QDBusArgument &operator<<(QDBusArgument &argument, const MyStructure &mystruct) |
|
88 { |
|
89 argument.beginStructure(); |
|
90 argument << mystruct.member1 << mystruct.member2 << ... ; |
|
91 argument.endStructure(); |
|
92 return argument; |
|
93 } |
|
94 //! [4] |
|
95 |
|
96 |
|
97 //! [5] |
|
98 QDBusArgument &operator<<(QDBusArgument &argument, const MyStructure &mystruct) |
|
99 { |
|
100 argument.beginStructure(); |
|
101 argument << mystruct.member1 << mystruct.member2; |
|
102 |
|
103 argument.beginStructure(); |
|
104 argument << mystruct.member3.subMember1 << mystruct.member3.subMember2; |
|
105 argument.endStructure(); |
|
106 |
|
107 argument << mystruct.member4; |
|
108 argument.endStructure(); |
|
109 return argument; |
|
110 } |
|
111 //! [5] |
|
112 |
|
113 |
|
114 //! [6] |
|
115 // append an array of MyElement types |
|
116 QDBusArgument &operator<<(QDBusArgument &argument, const MyArray &myarray) |
|
117 { |
|
118 argument.beginArray( qMetaTypeId<MyElement>() ); |
|
119 for ( int i = 0; i < myarray.length; ++i ) |
|
120 argument << myarray.elements[i]; |
|
121 argument.endArray(); |
|
122 return argument; |
|
123 } |
|
124 //! [6] |
|
125 |
|
126 |
|
127 //! [7] |
|
128 // append a dictionary that associates ints to MyValue types |
|
129 QDBusArgument &operator<<(QDBusArgument &argument, const MyDictionary &mydict) |
|
130 { |
|
131 argument.beginMap( QVariant::Int, qMetaTypeId<MyValue>() ); |
|
132 for ( int i = 0; i < mydict.length; ++i ) { |
|
133 argument.beginMapEntry(); |
|
134 argument << mydict.data[i].key << mydict.data[i].value; |
|
135 argument.endMapEntry(); |
|
136 } |
|
137 argument.endMap(); |
|
138 return argument; |
|
139 } |
|
140 //! [7] |
|
141 |
|
142 |
|
143 //! [8] |
|
144 const QDBusArgument &operator>>(const QDBusArgument &argument, MyStructure &mystruct) |
|
145 { |
|
146 argument.beginStructure() |
|
147 argument >> mystruct.member1 >> mystruct.member2 >> mystruct.member3 >> ...; |
|
148 argument.endStructure(); |
|
149 return argument; |
|
150 } |
|
151 //! [8] |
|
152 |
|
153 |
|
154 //! [9] |
|
155 // extract a MyArray array of MyElement elements |
|
156 const QDBusArgument &operator>>(const QDBusArgument &argument, MyArray &myarray) |
|
157 { |
|
158 argument.beginArray(); |
|
159 myarray.clear(); |
|
160 |
|
161 while ( !argument.atEnd() ) { |
|
162 MyElement element; |
|
163 argument >> element; |
|
164 myarray.append( element ); |
|
165 } |
|
166 |
|
167 argument.endArray(); |
|
168 return argument; |
|
169 } |
|
170 //! [9] |
|
171 |
|
172 |
|
173 //! [10] |
|
174 // extract a MyDictionary map that associates ints to MyValue elements |
|
175 const QDBusArgument &operator>>(const QDBusArgument &argument, MyDictionary &mydict) |
|
176 { |
|
177 argument.beginMap(); |
|
178 mydict.clear(); |
|
179 |
|
180 while ( !argMap.atEnd() ) { |
|
181 int key; |
|
182 MyValue value; |
|
183 argument.beginMapEntry(); |
|
184 argument >> key >> value; |
|
185 argument.endMapEntry(); |
|
186 mydict.append( key, value ); |
|
187 } |
|
188 |
|
189 argument.endMap(); |
|
190 return argument; |
|
191 } |
|
192 //! [10] |