diff options
Diffstat (limited to 'src/QGlib/signal.cpp')
| -rw-r--r-- | src/QGlib/signal.cpp | 160 |
1 files changed, 78 insertions, 82 deletions
diff --git a/src/QGlib/signal.cpp b/src/QGlib/signal.cpp index 513737b..5acc4db 100644 --- a/src/QGlib/signal.cpp +++ b/src/QGlib/signal.cpp @@ -148,82 +148,6 @@ QList<Signal> Signal::listSignals(Type type) } //END ******** Signal ******** -//BEGIN ******** QGlib::emit ******** - -//static -Value emit(void *instance, const char *detailedSignal, const QList<Value> & args) -{ - Value result; - Type itype = Type::fromInstance(instance); - QStringList signalParts = QString::fromUtf8(detailedSignal).split(QLatin1String("::")); - Quark detail; - if (signalParts.size() > 1) { - detail = Quark(signalParts[1]); - } - - //initialize arguments array - GValue *values = new GValue[args.size() + 1]; - memset(values, 0, sizeof(GValue) * (args.size() + 1)); - - //set instance - g_value_init(&values[0], itype); - g_value_set_instance(&values[0], instance); - - try { - //find the signal and perform sanity checks - Signal signal = Signal::lookup(signalParts[0].toUtf8(), itype); - if (!signal.isValid()) { - throw QString(QLatin1String("Could not find any signal named %1 " - "on this instance type")).arg(signalParts[0]); - } - - QList<Type> paramTypes = signal.paramTypes(); - if (paramTypes.size() != args.size()) { - throw QString(QLatin1String("The number of arguments that the signal accepts differ " - "from the number of arguments provided to emit")); - } - - //set arguments - for(int i=0; i<args.size(); i++) { - if (!paramTypes[i].isA(args[i].type())) { - throw QString(QLatin1String("Argument %1 provided to emit is not of the " - "type that the signal expects")).arg(i); - } else { - g_value_init(&values[i+1], args[i].type()); - g_value_copy(args[i], &values[i+1]); - } - } - - //initialize return value - GValue returnValue = QGLIB_G_VALUE_INITIALIZER; - if (signal.returnType() != Type::None) { - g_value_init(&returnValue, signal.returnType()); - } - - //emit the signal - g_signal_emitv(values, signal.id(), detail, &returnValue); - - if (G_IS_VALUE(&returnValue)) { - result = Value(&returnValue); - g_value_unset(&returnValue); - } - } catch (const QString & msg) { - QString instanceName = Value(&values[0]).toString(); - - qCritical() << "Error during emission of signal" << detailedSignal - << "on object"<< instanceName << ":" << msg; - } - - //cleanup - for(int i=0; i<args.size() + 1; i++) { - g_value_unset(&values[i]); - } - delete[] values; - - return result; -} - -//END ******** QGlib::emit ******** //BEGIN ******** Closure ******** void Closure::ref(bool increaseRef) @@ -331,12 +255,8 @@ ClosurePtr createCppClosure(ClosureDataBase *closureData) } //END ******** Closure internals ******** +//BEGIN ******** connect ******** -} //namespace Private - -//BEGIN ******** QGlib::connect ******** - -//static SignalHandler connect(void *instance, const char *detailedSignal, const ClosurePtr & closure, ConnectFlags flags) { @@ -345,6 +265,82 @@ SignalHandler connect(void *instance, const char *detailedSignal, return SignalHandler(instance, id); } -//END ******** QGlib::connect ******** +//END ******** connect ******** +//BEGIN ******** emit ******** + +Value emit(void *instance, const char *detailedSignal, const QList<Value> & args) +{ + Value result; + Type itype = Type::fromInstance(instance); + QStringList signalParts = QString::fromUtf8(detailedSignal).split(QLatin1String("::")); + Quark detail; + if (signalParts.size() > 1) { + detail = Quark(signalParts[1]); + } + + //initialize arguments array + GValue *values = new GValue[args.size() + 1]; + memset(values, 0, sizeof(GValue) * (args.size() + 1)); + + //set instance + g_value_init(&values[0], itype); + g_value_set_instance(&values[0], instance); + + try { + //find the signal and perform sanity checks + Signal signal = Signal::lookup(signalParts[0].toUtf8(), itype); + if (!signal.isValid()) { + throw QString(QLatin1String("Could not find any signal named %1 " + "on this instance type")).arg(signalParts[0]); + } + + QList<Type> paramTypes = signal.paramTypes(); + if (paramTypes.size() != args.size()) { + throw QString(QLatin1String("The number of arguments that the signal accepts differ " + "from the number of arguments provided to emit")); + } + + //set arguments + for(int i=0; i<args.size(); i++) { + if (!paramTypes[i].isA(args[i].type())) { + throw QString(QLatin1String("Argument %1 provided to emit is not of the " + "type that the signal expects")).arg(i); + } else { + g_value_init(&values[i+1], args[i].type()); + g_value_copy(args[i], &values[i+1]); + } + } + + //initialize return value + GValue returnValue = QGLIB_G_VALUE_INITIALIZER; + if (signal.returnType() != Type::None) { + g_value_init(&returnValue, signal.returnType()); + } + + //emit the signal + g_signal_emitv(values, signal.id(), detail, &returnValue); + + if (G_IS_VALUE(&returnValue)) { + result = Value(&returnValue); + g_value_unset(&returnValue); + } + } catch (const QString & msg) { + QString instanceName = Value(&values[0]).toString(); + + qCritical() << "Error during emission of signal" << detailedSignal + << "on object"<< instanceName << ":" << msg; + } + + //cleanup + for(int i=0; i<args.size() + 1; i++) { + g_value_unset(&values[i]); + } + delete[] values; + + return result; +} + +//END ******** emit ******** +} //namespace Private } //namespace QGlib |