public void InvokeMethod(IntPtr m, IntPtr t, IntPtr p, IntPtr r)
{
using (var method = new NetMethodInfo(m))
using (var target = new NetReference(t))
using (var parameters = new NetVariantList(p))
using (var result = r != IntPtr.Zero ? new NetVariant(r) : null)
{
CodeGen.CodeGen.InvokeMethodDelegate del;
if (!_cachedInvokeMethods.TryGetValue(method.Id, out del))
{
del = CodeGen.CodeGen.BuildInvokeMethodDelegate(method);
_cachedInvokeMethods[method.Id] = del;
}
Task resultTask = null;
del(target, parameters, result, ref resultTask);
if (QmlNetConfig.ListenForExceptionsWhenInvokingTasks)
{
resultTask?.ContinueWith(
task =>
{
QmlNetConfig.RaiseUnhandledTaskException(task.Exception);
},
TaskContinuationOptions.OnlyOnFaulted);
}
}
}
public bool ActivateSignal(string signalName, params object[] parameters)
{
QmlNetConfig.EnsureUIThread();
if (parameters != null && parameters.Length > 0)
{
using (var list = new NetVariantList())
{
foreach (var parameter in parameters)
{
using (var variant = new NetVariant())
{
Helpers.PackValue(parameter, variant);
list.Add(variant);
}
}
return(Interop.NetReference.ActivateSignal(Handle, signalName, list.Handle) == 1);
}
}
else
{
return(Interop.NetReference.ActivateSignal(Handle, signalName, IntPtr.Zero) == 1);
}
}
public void CallComponentCompleted(IntPtr t)
{
using (var target = new NetReference(t))
{
var instance = target.Instance;
var componentCompelted = instance as IQmlComponentCompleted;
if (componentCompelted == null)
{
throw new Exception($"Type {instance.GetType().FullName} doesn't implement IQmlComponentCompleted");
}
var result = componentCompelted.ComponentCompleted();
if (QmlNetConfig.ListenForExceptionsWhenInvokingTasks)
{
result?.ContinueWith(
task =>
{
QmlNetConfig.RaiseUnhandledTaskException(task.Exception);
},
TaskContinuationOptions.OnlyOnFaulted);
}
}
}
