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Diffstat (limited to 'tqtinterface/qt4/src/kernel/tqsignal.cpp')
| -rw-r--r-- | tqtinterface/qt4/src/kernel/tqsignal.cpp | 493 |
1 files changed, 0 insertions, 493 deletions
diff --git a/tqtinterface/qt4/src/kernel/tqsignal.cpp b/tqtinterface/qt4/src/kernel/tqsignal.cpp deleted file mode 100644 index 2d6dbac..0000000 --- a/tqtinterface/qt4/src/kernel/tqsignal.cpp +++ /dev/null @@ -1,493 +0,0 @@ -#include "tqtglobaldefines.h" - -#ifdef USE_QT4 - -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the Qt3Support module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial Usage -** Licensees holding valid Qt Commercial licenses may use this file in -** accordance with the Qt Commercial License Agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Nokia. -** -** 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 1.1, 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 have questions regarding the use of this file, please contact -** Nokia at qt-info@nokia.com. -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "tqsignal.h" -#include "Qt/qmetaobject.h" -#include "Qt/qpointer.h" -#include "tqcstring.h" - -QT_BEGIN_NAMESPACE - -/*! - \class TQSignal - \brief The TQSignal class can be used to send signals for classes - that don't inherit TQT_BASE_OBJECT_NAME. - - \compat - - If you want to send signals from a class that does not inherit - TQT_BASE_OBJECT_NAME, you can create an internal TQSignal object to emit the - signal. You must also provide a function that connects the signal - to an outside object slot. This is how we used to implement - signals in Qt 3's QMenuData class, which was not a TQT_BASE_OBJECT_NAME. In Qt - 4, menus contain actions, which are TQT_BASE_OBJECT_NAMEs. - - In general, we recommend inheriting TQT_BASE_OBJECT_NAME instead. TQT_BASE_OBJECT_NAME - provides much more functionality. - - You can set a single QVariant parameter for the signal with - setValue(). - - Note that TQT_BASE_OBJECT_NAME is a \e private base class of TQSignal, i.e. you - cannot call any TQT_BASE_OBJECT_NAME member functions from a TQSignal object. - - Example: - \snippet doc/src/snippets/code/src_qt3support_tools_q3signal.cpp 0 -*/ - -/*! - Constructs a signal object called \a name, with the parent object - \a parent. These arguments are passed directly to TQT_BASE_OBJECT_NAME. -*/ - -TQSignal::TQSignal(TQT_BASE_OBJECT_NAME *parent, const char *name) - : TQT_BASE_OBJECT_NAME(parent) -{ - setObjectName(QString::fromAscii(name)); -#ifndef QT_NO_VARIANT - val = 0; -#endif -} - -/*! - Destroys the signal. All connections are removed, as is the case - with all TQT_BASE_OBJECT_NAMEs. -*/ -TQSignal::~TQSignal() -{ -} -#ifndef QT_NO_VARIANT -// Returns true if it matches ".+(.*int.*" -static inline bool intSignature(const char *member) -{ - TQCString s(member); - int p = s.find('('); - return p > 0 && p < s.findRev("int"); -} -#endif -/*! - Connects the signal to \a member in object \a receiver. - Returns true if the connection is successful. - - \sa disconnect(), TQT_BASE_OBJECT_NAME::connect() -*/ - -bool TQSignal::connect(const TQT_BASE_OBJECT_NAME *receiver, const char *member) -{ -#ifndef QT_NO_VARIANT - if (intSignature(member)) -#endif - return TQT_BASE_OBJECT_NAME::connect((TQT_BASE_OBJECT_NAME *)this, TQT_SIGNAL(intSignal(int)), receiver, member); -#ifndef QT_NO_VARIANT - return TQT_BASE_OBJECT_NAME::connect((TQT_BASE_OBJECT_NAME *)this, TQT_SIGNAL(signal(QVariant)), - receiver, member); -#endif -} - -/*! - Disonnects the signal from \a member in object \a receiver. - Returns true if the connection existed and the disconnect - was successful. - - \sa connect(), TQT_BASE_OBJECT_NAME::disconnect() -*/ - -bool TQSignal::disconnect(const TQT_BASE_OBJECT_NAME *receiver, const char *member) -{ - if (!member) - return TQT_BASE_OBJECT_NAME::disconnect((TQT_BASE_OBJECT_NAME *)this, 0, receiver, member); -#ifndef QT_NO_VARIANT - if (intSignature(member)) -#endif - return TQT_BASE_OBJECT_NAME::disconnect((TQT_BASE_OBJECT_NAME *)this, TQT_SIGNAL(intSignal(int)), receiver, member); -#ifndef QT_NO_VARIANT - return TQT_BASE_OBJECT_NAME::disconnect((TQT_BASE_OBJECT_NAME *)this, TQT_SIGNAL(signal(QVariant)), - receiver, member); -#endif -} - - -/*! - \fn bool TQSignal::isBlocked() const - \obsolete - Returns true if the signal is blocked, or false if it is not blocked. - - The signal is not blocked by default. - - \sa block(), TQT_BASE_OBJECT_NAME::signalsBlocked() -*/ - -/*! - \fn void TQSignal::block(bool b) - \obsolete - Blocks the signal if \a b is true, or unblocks the signal if \a b is false. - - An activated signal disappears into hyperspace if it is blocked. - - \sa isBlocked(), activate(), TQT_BASE_OBJECT_NAME::blockSignals() -*/ - - -/*! - \fn void TQSignal::activate() - - Emits the signal. If the platform supports QVariant and a - parameter has been set with setValue(), this value is passed in - the signal. -*/ -void TQSignal::activate() -{ -#ifndef QT_NO_VARIANT - /* Create this TQGuardedPtr on this, if we get destroyed after the intSignal (but before the variant signal) - we cannot just emit the signal (because val has been destroyed already) */ - QPointer<TQSignal> me = this; - if(me) - emit intSignal(val.toInt()); - if(me) - emit signal(val); -#else - emit intSignal(0); -#endif -} - -#ifndef QT_NO_VARIANT -/*! - Sets the signal's parameter to \a value -*/ -void TQSignal::setValue(const QVariant &value) -{ - val = value; -} - -/*! - Returns the signal's parameter -*/ -QVariant TQSignal::value() const -{ - return val; -} -/*! \fn void TQSignal::signal(const QVariant &) - \internal -*/ -/*! \fn void TQSignal::intSignal(int) - \internal -*/ - -/*! \obsolete */ -void TQSignal::setParameter(int value) -{ - val = value; -} - -/*! \obsolete */ -int TQSignal::parameter() const -{ - return val.toInt(); -} -#endif //QT_NO_VARIANT - -QT_END_NAMESPACE - -#else // USE_QT4 - -/**************************************************************************** -** -** Implementation of TQSignal class -** -** Created : 941201 -** -** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA. -** -** This file is part of the kernel module of the TQt GUI Toolkit. -** -** This file may be used under the terms of the GNU General -** Public License versions 2.0 or 3.0 as published by the Free -** Software Foundation and appearing in the files LICENSE.GPL2 -** and LICENSE.GPL3 included in the packaging of this file. -** Alternatively you may (at your option) use any later version -** of the GNU General Public License if such license has been -** publicly approved by Trolltech ASA (or its successors, if any) -** and the KDE Free TQt Foundation. -** -** Please review the following information to ensure GNU General -** Public Licensing requirements will be met: -** http://trolltech.com/products/qt/licenses/licensing/opensource/. -** If you are unsure which license is appropriate for your use, please -** review the following information: -** http://trolltech.com/products/qt/licenses/licensing/licensingoverview -** or contact the sales department at sales@trolltech.com. -** -** This file may be used under the terms of the Q Public License as -** defined by Trolltech ASA and appearing in the file LICENSE.TQPL -** included in the packaging of this file. Licensees holding valid TQt -** Commercial licenses may use this file in accordance with the TQt -** Commercial License Agreement provided with the Software. -** -** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, -** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted -** herein. -** -**********************************************************************/ - -#include "tqsignal.h" -#include "tqmetaobject.h" -#include "tqguardedptr.h" - -/*! - \class TQSignal tqsignal.h - \brief The TQSignal class can be used to send Q_SIGNALS for classes - that don't inherit TQObject. - - \ingroup io - \ingroup misc - - If you want to send Q_SIGNALS from a class that does not inherit - TQObject, you can create an internal TQSignal object to emit the - signal. You must also provide a function that connects the signal - to an outside object slot. This is how we have implemented - Q_SIGNALS in the TQMenuData class, which is not a TQObject. - - In general, we recommend inheriting TQObject instead. TQObject - provides much more functionality. - - You can set a single TQVariant parameter for the signal with - setValue(). - - Note that TQObject is a \e private base class of TQSignal, i.e. you - cannot call any TQObject member functions from a TQSignal object. - - Example: - \code - #include <tqsignal.h> - - class MyClass - { - public: - MyClass(); - ~MyClass(); - - void doSomething(); - - void connect( TQObject *receiver, const char *member ); - - private: - TQSignal *sig; - }; - - MyClass::MyClass() - { - sig = new TQSignal; - } - - MyClass::~MyClass() - { - delete sig; - } - - void MyClass::doSomething() - { - // ... does something - sig->activate(); // emits the signal - } - - void MyClass::connect( TQObject *receiver, const char *member ) - { - sig->connect( receiver, member ); - } - \endcode -*/ - -/*! - Constructs a signal object called \a name, with the parent object - \a parent. These arguments are passed directly to TQObject. -*/ - -TQSignal::TQSignal( TQObject *parent, const char *name ) - : TQObject( parent, name ) -{ - isSignal = TRUE; -#ifndef TQT_NO_VARIANT - val = 0; -#endif -} - -/*! - Destroys the signal. All connections are removed, as is the case - with all TQObjects. -*/ -TQSignal::~TQSignal() -{ -} -#ifndef TQT_NO_VARIANT -// Returns TRUE if it matches ".+(.*int.*" -static inline bool intSignature( const char *member ) -{ - TQCString s( member ); - int p = s.find( '(' ); - return p > 0 && p < s.findRev( "int" ); -} -#endif -/*! - Connects the signal to \a member in object \a receiver. - - \sa disconnect(), TQObject::connect() -*/ - -bool TQSignal::connect( const TQT_BASE_OBJECT_NAME *receiver, const char *member ) -{ -#ifndef TQT_NO_VARIANT - if ( intSignature( member ) ) -#endif - return TQObject::connect( (TQT_BASE_OBJECT_NAME *)this, TQT_SIGNAL(intSignal(int)), receiver, member ); -#ifndef TQT_NO_VARIANT - return TQObject::connect( (TQT_BASE_OBJECT_NAME *)this, TQT_SIGNAL(signal(const TQVariant&)), - receiver, member ); -#endif -} - -/*! - Disonnects the signal from \a member in object \a receiver. - - \sa connect(), TQObject::disconnect() -*/ - -bool TQSignal::disconnect( const TQT_BASE_OBJECT_NAME *receiver, const char *member ) -{ - if (!member) - return TQObject::disconnect( (TQT_BASE_OBJECT_NAME *)this, 0, receiver, member); -#ifndef TQT_NO_VARIANT - if ( intSignature( member ) ) -#endif - return TQObject::disconnect( (TQT_BASE_OBJECT_NAME *)this, TQT_SIGNAL(intSignal(int)), receiver, member ); -#ifndef TQT_NO_VARIANT - return TQObject::disconnect( (TQT_BASE_OBJECT_NAME *)this, TQT_SIGNAL(signal(const TQVariant&)), - receiver, member ); -#endif -} - - -/*! - \fn bool TQSignal::isBlocked() const - \obsolete - Returns TRUE if the signal is blocked, or FALSE if it is not blocked. - - The signal is not blocked by default. - - \sa block(), TQObject::tqsignalsBlocked() -*/ - -/*! - \fn void TQSignal::block( bool b ) - \obsolete - Blocks the signal if \a b is TRUE, or unblocks the signal if \a b is FALSE. - - An activated signal disappears into hyperspace if it is blocked. - - \sa isBlocked(), activate(), TQObject::blockSignals() -*/ - - -/*! - \fn void TQSignal::activate() - - Emits the signal. If the platform supports TQVariant and a - parameter has been set with setValue(), this value is passed in - the signal. -*/ -void TQSignal::activate() -{ -#ifndef TQT_NO_VARIANT - /* Create this TQGuardedPtr on this, if we get destroyed after the intSignal (but before the variant signal) - we cannot just emit the signal (because val has been destroyed already) */ - TQGuardedPtr<TQSignal> me = this; - if( me ) - emit intSignal( val.toInt() ); - if( me ) - emit signal( val ); -#else - emit intSignal(0); -#endif -} - -#ifndef TQT_NO_VARIANT -/*! - Sets the signal's parameter to \a value -*/ -void TQSignal::setValue( const TQVariant &value ) -{ - val = value; -} - -/*! - Returns the signal's parameter -*/ -TQVariant TQSignal::value() const -{ - return val; -} -/*! \fn void TQSignal::signal( const TQVariant & ) - \internal -*/ -/*! \fn void TQSignal::intSignal( int ) - \internal -*/ - -#ifndef TQT_NO_COMPAT -/*! \obsolete */ -void TQSignal::setParameter( int value ) -{ - val = value; -} - -/*! \obsolete */ -int TQSignal::parameter() const -{ - return val.toInt(); -} -#endif -#endif //TQT_NO_VARIANT - -#endif // USE_QT4
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