source: trunk/src/corelib/kernel/qmetaobject.h

Last change on this file was 846, checked in by Dmitry A. Kuminov, 14 years ago

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.
File size: 8.6 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the QtCore module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
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** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#ifndef QMETAOBJECT_H
43#define QMETAOBJECT_H
44
45#include <QtCore/qobjectdefs.h>
46#include <QtCore/qvariant.h>
47
48QT_BEGIN_HEADER
49
50QT_BEGIN_NAMESPACE
51
52QT_MODULE(Core)
53
54template <typename T> class QList;
55
56class Q_CORE_EXPORT QMetaMethod
57{
58public:
59 inline QMetaMethod() : mobj(0),handle(0) {}
60
61 const char *signature() const;
62 const char *typeName() const;
63 QList<QByteArray> parameterTypes() const;
64 QList<QByteArray> parameterNames() const;
65 const char *tag() const;
66 enum Access { Private, Protected, Public };
67 Access access() const;
68 enum MethodType { Method, Signal, Slot, Constructor };
69 MethodType methodType() const;
70 enum Attributes { Compatibility = 0x1, Cloned = 0x2, Scriptable = 0x4 };
71 int attributes() const;
72 int methodIndex() const;
73
74 inline const QMetaObject *enclosingMetaObject() const { return mobj; }
75
76 bool invoke(QObject *object,
77 Qt::ConnectionType connectionType,
78 QGenericReturnArgument returnValue,
79 QGenericArgument val0 = QGenericArgument(0),
80 QGenericArgument val1 = QGenericArgument(),
81 QGenericArgument val2 = QGenericArgument(),
82 QGenericArgument val3 = QGenericArgument(),
83 QGenericArgument val4 = QGenericArgument(),
84 QGenericArgument val5 = QGenericArgument(),
85 QGenericArgument val6 = QGenericArgument(),
86 QGenericArgument val7 = QGenericArgument(),
87 QGenericArgument val8 = QGenericArgument(),
88 QGenericArgument val9 = QGenericArgument()) const;
89 inline bool invoke(QObject *object,
90 QGenericReturnArgument returnValue,
91 QGenericArgument val0 = QGenericArgument(0),
92 QGenericArgument val1 = QGenericArgument(),
93 QGenericArgument val2 = QGenericArgument(),
94 QGenericArgument val3 = QGenericArgument(),
95 QGenericArgument val4 = QGenericArgument(),
96 QGenericArgument val5 = QGenericArgument(),
97 QGenericArgument val6 = QGenericArgument(),
98 QGenericArgument val7 = QGenericArgument(),
99 QGenericArgument val8 = QGenericArgument(),
100 QGenericArgument val9 = QGenericArgument()) const
101 {
102 return invoke(object, Qt::AutoConnection, returnValue,
103 val0, val1, val2, val3, val4, val5, val6, val7, val8, val9);
104 }
105 inline bool invoke(QObject *object,
106 Qt::ConnectionType connectionType,
107 QGenericArgument val0 = QGenericArgument(0),
108 QGenericArgument val1 = QGenericArgument(),
109 QGenericArgument val2 = QGenericArgument(),
110 QGenericArgument val3 = QGenericArgument(),
111 QGenericArgument val4 = QGenericArgument(),
112 QGenericArgument val5 = QGenericArgument(),
113 QGenericArgument val6 = QGenericArgument(),
114 QGenericArgument val7 = QGenericArgument(),
115 QGenericArgument val8 = QGenericArgument(),
116 QGenericArgument val9 = QGenericArgument()) const
117 {
118 return invoke(object, connectionType, QGenericReturnArgument(),
119 val0, val1, val2, val3, val4, val5, val6, val7, val8, val9);
120 }
121 inline bool invoke(QObject *object,
122 QGenericArgument val0 = QGenericArgument(0),
123 QGenericArgument val1 = QGenericArgument(),
124 QGenericArgument val2 = QGenericArgument(),
125 QGenericArgument val3 = QGenericArgument(),
126 QGenericArgument val4 = QGenericArgument(),
127 QGenericArgument val5 = QGenericArgument(),
128 QGenericArgument val6 = QGenericArgument(),
129 QGenericArgument val7 = QGenericArgument(),
130 QGenericArgument val8 = QGenericArgument(),
131 QGenericArgument val9 = QGenericArgument()) const
132 {
133 return invoke(object, Qt::AutoConnection, QGenericReturnArgument(),
134 val0, val1, val2, val3, val4, val5, val6, val7, val8, val9);
135 }
136
137private:
138 const QMetaObject *mobj;
139 uint handle;
140 friend struct QMetaObject;
141};
142Q_DECLARE_TYPEINFO(QMetaMethod, Q_MOVABLE_TYPE);
143
144class Q_CORE_EXPORT QMetaEnum
145{
146public:
147 inline QMetaEnum() : mobj(0),handle(0) {}
148
149 const char *name() const;
150 bool isFlag() const;
151
152 int keyCount() const;
153 const char *key(int index) const;
154 int value(int index) const;
155
156 const char *scope() const;
157
158 int keyToValue(const char *key) const;
159 const char* valueToKey(int value) const;
160 int keysToValue(const char * keys) const;
161 QByteArray valueToKeys(int value) const;
162
163 inline const QMetaObject *enclosingMetaObject() const { return mobj; }
164
165 inline bool isValid() const { return name() != 0; }
166private:
167 const QMetaObject *mobj;
168 uint handle;
169 friend struct QMetaObject;
170};
171Q_DECLARE_TYPEINFO(QMetaEnum, Q_MOVABLE_TYPE);
172
173class Q_CORE_EXPORT QMetaProperty
174{
175public:
176 QMetaProperty();
177
178 const char *name() const;
179 const char *typeName() const;
180 QVariant::Type type() const;
181 int userType() const;
182 int propertyIndex() const;
183
184 bool isReadable() const;
185 bool isWritable() const;
186 bool isResettable() const;
187 bool isDesignable(const QObject *obj = 0) const;
188 bool isScriptable(const QObject *obj = 0) const;
189 bool isStored(const QObject *obj = 0) const;
190 bool isEditable(const QObject *obj = 0) const;
191 bool isUser(const QObject *obj = 0) const;
192 bool isConstant() const;
193 bool isFinal() const;
194
195 bool isFlagType() const;
196 bool isEnumType() const;
197 QMetaEnum enumerator() const;
198
199 bool hasNotifySignal() const;
200 QMetaMethod notifySignal() const;
201 int notifySignalIndex() const;
202
203 QVariant read(const QObject *obj) const;
204 bool write(QObject *obj, const QVariant &value) const;
205 bool reset(QObject *obj) const;
206
207 bool hasStdCppSet() const;
208 inline bool isValid() const { return isReadable(); }
209 inline const QMetaObject *enclosingMetaObject() const { return mobj; }
210
211private:
212 const QMetaObject *mobj;
213 uint handle;
214 int idx;
215 QMetaEnum menum;
216 friend struct QMetaObject;
217};
218
219class Q_CORE_EXPORT QMetaClassInfo
220{
221public:
222 inline QMetaClassInfo() : mobj(0),handle(0) {}
223 const char *name() const;
224 const char *value() const;
225 inline const QMetaObject *enclosingMetaObject() const { return mobj; }
226private:
227 const QMetaObject *mobj;
228 uint handle;
229 friend struct QMetaObject;
230};
231Q_DECLARE_TYPEINFO(QMetaClassInfo, Q_MOVABLE_TYPE);
232
233QT_END_NAMESPACE
234
235QT_END_HEADER
236
237#endif // QMETAOBJECT_H
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