1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** All rights reserved.
5 ** Contact: http://www.qt-project.org/
7 ** This file is part of the QtDeclarative module of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** GNU Lesser General Public License Usage
11 ** This file may be used under the terms of the GNU Lesser General Public
12 ** License version 2.1 as published by the Free Software Foundation and
13 ** appearing in the file LICENSE.LGPL included in the packaging of this
14 ** file. Please review the following information to ensure the GNU Lesser
15 ** General Public License version 2.1 requirements will be met:
16 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
18 ** In addition, as a special exception, Nokia gives you certain additional
19 ** rights. These rights are described in the Nokia Qt LGPL Exception
20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
22 ** GNU General Public License Usage
23 ** Alternatively, this file may be used under the terms of the GNU General
24 ** Public License version 3.0 as published by the Free Software Foundation
25 ** and appearing in the file LICENSE.GPL included in the packaging of this
26 ** file. Please review the following information to ensure the GNU General
27 ** Public License version 3.0 requirements will be met:
28 ** http://www.gnu.org/copyleft/gpl.html.
31 ** Alternatively, this file may be used in accordance with the terms and
32 ** conditions contained in a signed written agreement between you and Nokia.
40 ****************************************************************************/
42 #ifndef QDECLARATIVEGLOBAL_H
43 #define QDECLARATIVEGLOBAL_H
45 #include <QtCore/qglobal.h>
46 #include <QtCore/QObject>
53 #define DEFINE_BOOL_CONFIG_OPTION(name, var) \
56 static enum { Yes, No, Unknown } status = Unknown; \
57 if (status == Unknown) { \
58 QByteArray v = qgetenv(#var); \
59 bool value = !v.isEmpty() && v != "0" && v != "false"; \
60 if (value) status = Yes; \
63 return status == Yes; \
66 #define FAST_CONNECT(Sender, Signal, Receiver, Method) \
68 QObject *sender = (Sender); \
69 QObject *receiver = (Receiver); \
70 const char *signal = (Signal); \
71 const char *method = (Method); \
72 static int signalIdx = -1; \
73 static int methodIdx = -1; \
74 if (signalIdx < 0) { \
75 if (((int)(*signal) - '0') == QSIGNAL_CODE) \
76 signalIdx = sender->metaObject()->indexOfSignal(signal+1); \
78 qWarning("FAST_CONNECT: Invalid signal %s. Please make sure you are using the SIGNAL macro.", signal); \
80 if (methodIdx < 0) { \
81 int code = ((int)(*method) - '0'); \
82 if (code == QSLOT_CODE) \
83 methodIdx = receiver->metaObject()->indexOfSlot(method+1); \
84 else if (code == QSIGNAL_CODE) \
85 methodIdx = receiver->metaObject()->indexOfSignal(method+1); \
87 qWarning("FAST_CONNECT: Invalid method %s. Please make sure you are using the SIGNAL or SLOT macro.", method); \
89 QMetaObject::connect(sender, signalIdx, receiver, methodIdx, Qt::DirectConnection); \
92 #define Q_DECLARATIVE_PRIVATE_EXPORT Q_DECLARATIVE_EXPORT
94 struct QDeclarativeGraphics_DerivedObject : public QObject
96 void setParent_noEvent(QObject *parent) {
97 bool sce = d_ptr->sendChildEvents;
98 d_ptr->sendChildEvents = false;
100 d_ptr->sendChildEvents = sce;
105 Returns true if the case of \a fileName is equivalent to the file case of
106 \a fileName on disk, and false otherwise.
108 This is used to ensure that the behavior of QML on a case-insensitive file
109 system is the same as on a case-sensitive file system. This function
110 performs a "best effort" attempt to determine the real case of the file.
111 It may have false positives (say the case is correct when it isn't), but it
112 should never have a false negative (say the case is incorrect when it is
115 bool QDeclarative_isFileCaseCorrect(const QString &fileName);
118 Makes the \a object a child of \a parent. Note that when using this method,
119 neither \a parent nor the object's previous parent (if it had one) will
120 receive ChildRemoved or ChildAdded events.
122 inline void QDeclarative_setParent_noEvent(QObject *object, QObject *parent)
124 static_cast<QDeclarativeGraphics_DerivedObject *>(object)->setParent_noEvent(parent);
131 #endif // QDECLARATIVEGLOBAL_H