98 lines
2.6 KiB
C++
98 lines
2.6 KiB
C++
/******************************************************************************
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* QSkinny - Copyright (C) 2016 Uwe Rathmann
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* This file may be used under the terms of the 3-clause BSD License
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*****************************************************************************/
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#include "Invoker.h"
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#include <QThread>
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#include <QMetaProperty>
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Invoker::Invoker( QObject* parent ):
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QObject( parent )
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{
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}
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void Invoker::addFunctionCall( const QObject* object,
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const QskMetaFunction& function )
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{
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m_callbacks.append( Callback( object, function ) );
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}
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void Invoker::addMethodCall( const QObject* object,
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const char* methodName )
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{
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m_callbacks.append( Callback( object, methodName ) );
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}
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void Invoker::addPropertyCall( const QObject* object,
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const char* property )
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{
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const auto metaProperty = object->metaObject()->property(
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object->metaObject()->indexOfProperty( property ) );
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m_callbacks.append( Callback( object, metaProperty ) );
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}
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void Invoker::invoke( qreal realValue, int intValue,
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Qt::ConnectionType connectionType )
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{
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QString s = QString( "S: %1 + %2" ).arg( realValue ).arg( intValue );
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for ( auto& callback : m_callbacks )
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{
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void* args[4] = { nullptr };
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const auto types = callback.invokable().parameterTypes();
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int i = 1;
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for ( auto type : types )
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{
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switch ( type )
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{
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case QMetaType::Int:
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{
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args[i++] = reinterpret_cast< void* >( &intValue );
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break;
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}
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case QMetaType::Double:
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{
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args[i++] = reinterpret_cast< void* >( &realValue );
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break;
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}
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case QMetaType::QString:
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{
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args[i++] = reinterpret_cast< void* >( &s );
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break;
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}
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default:
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break;
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}
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}
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switch( connectionType & 0x3 )
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{
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case Qt::DirectConnection:
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{
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callback.invoke( args, connectionType );
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break;
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}
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case Qt::QueuedConnection:
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{
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if ( callback.context() )
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callback.invoke( args, connectionType );
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break;
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}
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case Qt::BlockingQueuedConnection:
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{
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const auto receiver = callback.context();
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if ( receiver && receiver->thread() != QThread::currentThread() )
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callback.invoke( args, connectionType );
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break;
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}
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}
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}
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}
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