void ClosureDisposedCB(object o, EventArgs args)
{
if (o == before_closure)
{
before_closure.Disposed -= new EventHandler(ClosureDisposedHandler);
before_closure.Invoked -= new ClosureInvokedHandler(ClosureInvokedCB);
if (tref.Target != null)
{
tref.Target.BeforeSignals.Remove(name);
}
before_closure = null;
}
else if (o == after_closure)
{
after_closure.Disposed -= new EventHandler(ClosureDisposedHandler);
after_closure.Invoked -= new ClosureInvokedHandler(ClosureInvokedCB);
if (tref.Target != null)
{
tref.Target.AfterSignals.Remove(name);
}
after_closure = null;
}
if (before_closure == null && after_closure == null)
{
tref.Signals.Remove(name);
}
}
public void RemoveDelegate(Delegate d)
{
if (tref.Target == null)
{
return;
}
if (d.Method.IsDefined(typeof(ConnectBeforeAttribute), false))
{
tref.Target.BeforeSignals [name] = Delegate.Remove(tref.Target.BeforeSignals [name] as Delegate, d);
if (tref.Target.BeforeSignals [name] == null && before_closure != null)
{
before_closure.Dispose();
before_closure = null;
}
}
else
{
tref.Target.AfterSignals [name] = Delegate.Remove(tref.Target.AfterSignals [name] as Delegate, d);
if (tref.Target.AfterSignals [name] == null && after_closure != null)
{
after_closure.Dispose();
after_closure = null;
}
}
}
static void NotifyCallback(IntPtr data, IntPtr raw_closure)
{
SignalClosure closure = closures [raw_closure] as SignalClosure;
if (closure != null)
{
closure.Dispose();
}
}
static void MarshalCallback(IntPtr raw_closure, IntPtr return_val, uint n_param_vals, IntPtr param_values, IntPtr invocation_hint, IntPtr marshal_data)
{
string message = String.Empty;
try {
SignalClosure closure = closures [raw_closure] as SignalClosure;
message = "Marshaling " + closure.name + " signal";
Value objval = (Value)Marshal.PtrToStructure(param_values, typeof(Value));
GLib.Object __obj = objval.Val as GLib.Object;
if (__obj == null)
{
return;
}
if (closure.args_type == typeof(EventArgs))
{
closure.Invoke(new ClosureInvokedArgs(__obj, EventArgs.Empty));
return;
}
SignalArgs args = Activator.CreateInstance(closure.args_type, new object [0]) as SignalArgs;
args.Args = new object [n_param_vals - 1];
GLib.Value[] vals = new GLib.Value [n_param_vals - 1];
for (int i = 1; i < n_param_vals; i++)
{
IntPtr ptr = new IntPtr(param_values.ToInt64() + i * Marshal.SizeOf(typeof(Value)));
vals [i - 1] = (Value)Marshal.PtrToStructure(ptr, typeof(Value));
args.Args [i - 1] = vals [i - 1].Val;
}
ClosureInvokedArgs ci_args = new ClosureInvokedArgs(__obj, args);
closure.Invoke(ci_args);
for (int i = 1; i < n_param_vals; i++)
{
vals [i - 1].Update(args.Args [i - 1]);
IntPtr ptr = new IntPtr(param_values.ToInt64() + i * Marshal.SizeOf(typeof(Value)));
Marshal.StructureToPtr(vals [i - 1], ptr, false);
}
if (return_val == IntPtr.Zero || args.RetVal == null)
{
return;
}
Value ret = (Value)Marshal.PtrToStructure(return_val, typeof(Value));
ret.Val = args.RetVal;
Marshal.StructureToPtr(ret, return_val, false);
} catch (Exception e) {
Console.WriteLine(message);
ExceptionManager.RaiseUnhandledException(e, false);
}
}
internal void Free()
{
if (before_closure != null)
{
before_closure.Dispose();
before_closure = null;
}
if (after_closure != null)
{
after_closure.Dispose();
after_closure = null;
}
GC.SuppressFinalize(this);
}
void ClosureDisposedCB(object o, EventArgs args)
{
if (o == before_closure)
{
before_closure.Disposed -= new EventHandler(ClosureDisposedHandler);
before_closure.Invoked -= new ClosureInvokedHandler(ClosureInvokedCB);
before_closure = null;
before_handler = null;
}
else if (o == after_closure)
{
after_closure.Disposed -= new EventHandler(ClosureDisposedHandler);
after_closure.Invoked -= new ClosureInvokedHandler(ClosureInvokedCB);
after_closure = null;
after_handler = null;
}
}
public void AddDelegate(Delegate d)
{
if (args_type == null)
{
args_type = d.Method.GetParameters()[1].ParameterType;
}
if (d.Method.IsDefined(typeof(ConnectBeforeAttribute), false))
{
before_handler = Delegate.Combine(before_handler, d);
if (before_closure == null)
{
if (marshaler == null)
{
before_closure = new SignalClosure(obj.Handle, name, args_type);
}
else
{
before_closure = new SignalClosure(obj.Handle, name, marshaler, this);
}
before_closure.Disposed += ClosureDisposedHandler;
before_closure.Invoked += ClosureInvokedHandler;
before_closure.Connect(false);
}
}
else
{
after_handler = Delegate.Combine(after_handler, d);
if (after_closure == null)
{
if (marshaler == null)
{
after_closure = new SignalClosure(obj.Handle, name, args_type);
}
else
{
after_closure = new SignalClosure(obj.Handle, name, marshaler, this);
}
after_closure.Disposed += ClosureDisposedHandler;
after_closure.Invoked += ClosureInvokedHandler;
after_closure.Connect(true);
}
}
}
unsafe static void MarshalCallback(IntPtr raw_closure, Value *return_val, uint n_param_vals, Value *param_values, IntPtr invocation_hint, IntPtr marshal_data)
{
SignalClosure closure = null;
try {
closure = closures [raw_closure] as SignalClosure;
GLib.Object __obj = param_values [0].Val as GLib.Object;
if (__obj == null)
{
return;
}
if (closure.signal.args_type == typeof(EventArgs))
{
closure.Invoke(new ClosureInvokedArgs(__obj, EventArgs.Empty));
return;
}
SignalArgs args = FastActivator.CreateSignalArgs(closure.signal.args_type);
args.Args = new object [n_param_vals - 1];
for (int i = 1; i < n_param_vals; i++)
{
args.Args [i - 1] = param_values [i].Val;
}
ClosureInvokedArgs ci_args = new ClosureInvokedArgs(__obj, args);
closure.Invoke(ci_args);
for (int i = 1; i < n_param_vals; i++)
{
param_values [i].Update(args.Args [i - 1]);
}
if (return_val == null || args.RetVal == null)
{
return;
}
return_val->Val = args.RetVal;
} catch (Exception e) {
if (closure != null)
{
Console.WriteLine("Marshaling {0} signal", closure.signal.name);
}
ExceptionManager.RaiseUnhandledException(e, false);
}
}
public void AddDelegate(Delegate d)
{
if (args_type == null)
{
args_type = d.Method.GetParameters()[1].ParameterType;
}
if (d.Method.IsDefined(typeof(ConnectBeforeAttribute), false))
{
tref.Target.BeforeSignals [name] = Delegate.Combine(tref.Target.BeforeSignals [name] as Delegate, d);
if (before_closure == null)
{
if (marshaler == null)
{
before_closure = new SignalClosure(this, args_type);
}
else
{
before_closure = new SignalClosure(this, marshaler);
}
before_closure.Disposed += ClosureDisposedHandler;
before_closure.Invoked += ClosureInvokedHandler;
before_closure.Connect(false);
}
}
else
{
tref.Target.AfterSignals [name] = Delegate.Combine(tref.Target.AfterSignals [name] as Delegate, d);
if (after_closure == null)
{
if (marshaler == null)
{
after_closure = new SignalClosure(this, args_type);
}
else
{
after_closure = new SignalClosure(this, marshaler);
}
after_closure.Disposed += ClosureDisposedHandler;
after_closure.Invoked += ClosureInvokedHandler;
after_closure.Connect(true);
}
}
}
public void RemoveDelegate(Delegate d)
{
if (d.Method.IsDefined(typeof(ConnectBeforeAttribute), false))
{
before_handler = Delegate.Remove(before_handler, d);
if (before_handler == null && before_closure != null)
{
before_closure.Dispose();
before_closure = null;
}
}
else
{
after_handler = Delegate.Remove(after_handler, d);
if (after_handler == null && after_closure != null)
{
after_closure.Dispose();
after_closure = null;
}
}
}
public void RemoveDelegate(Delegate d)
{
if (tref.Target == null)
{
return;
}
bool before = d.Method.IsDefined(typeof(ConnectBeforeAttribute), false);
Hashtable hash = before ? tref.Target.BeforeSignals : tref.Target.AfterSignals;
Delegate del = Delegate.Remove(hash [name] as Delegate, d);
if (del != null)
{
hash [name] = del;
return;
}
hash.Remove(name);
if (before)
{
if (before_closure != null)
{
before_closure.Dispose();
before_closure = null;
}
}
else
{
if (after_closure != null)
{
after_closure.Dispose();
after_closure = null;
}
}
}
void ClosureDisposedCB(object o, EventArgs args)
{
if (o == before_closure) {
before_closure.Disposed -= new EventHandler (ClosureDisposedHandler);
before_closure.Invoked -= new ClosureInvokedHandler (ClosureInvokedCB);
before_closure = null;
before_handler = null;
} else if (o == after_closure) {
after_closure.Disposed -= new EventHandler (ClosureDisposedHandler);
after_closure.Invoked -= new ClosureInvokedHandler (ClosureInvokedCB);
after_closure = null;
after_handler = null;
}
}
public void RemoveDelegate(Delegate d)
{
if (d.Method.IsDefined (typeof (ConnectBeforeAttribute), false)) {
before_handler = Delegate.Remove (before_handler, d);
if (before_handler == null && before_closure != null) {
before_closure.Dispose ();
before_closure = null;
}
} else {
after_handler = Delegate.Remove (after_handler, d);
if (after_handler == null && after_closure != null) {
after_closure.Dispose ();
after_closure = null;
}
}
}
public void AddDelegate(Delegate d)
{
if (args_type == null)
args_type = d.Method.GetParameters ()[1].ParameterType;
if (d.Method.IsDefined (typeof (ConnectBeforeAttribute), false)) {
before_handler = Delegate.Combine (before_handler, d);
if (before_closure == null) {
if (marshaler == null)
before_closure = new SignalClosure (obj.Handle, name, args_type);
else
before_closure = new SignalClosure (obj.Handle, name, marshaler, this);
before_closure.Disposed += ClosureDisposedHandler;
before_closure.Invoked += ClosureInvokedHandler;
before_closure.Connect (false);
}
} else {
after_handler = Delegate.Combine (after_handler, d);
if (after_closure == null) {
if (marshaler == null)
after_closure = new SignalClosure (obj.Handle, name, args_type);
else
after_closure = new SignalClosure (obj.Handle, name, marshaler, this);
after_closure.Disposed += ClosureDisposedHandler;
after_closure.Invoked += ClosureInvokedHandler;
after_closure.Connect (true);
}
}
}
public void RemoveDelegate (Delegate d)
{
if (tref.Target == null)
return;
if (d.Method.IsDefined (typeof (ConnectBeforeAttribute), false)) {
tref.Target.BeforeSignals [name] = Delegate.Remove (tref.Target.BeforeSignals [name] as Delegate, d);
if (tref.Target.BeforeSignals [name] == null && before_closure != null) {
before_closure.Dispose ();
before_closure = null;
}
} else {
tref.Target.AfterSignals [name] = Delegate.Remove (tref.Target.AfterSignals [name] as Delegate, d);
if (tref.Target.AfterSignals [name] == null && after_closure != null) {
after_closure.Dispose ();
after_closure = null;
}
}
}
void ClosureDisposedCB (object o, EventArgs args)
{
if (o == before_closure) {
before_closure.Disposed -= new EventHandler (ClosureDisposedHandler);
before_closure.Invoked -= new ClosureInvokedHandler (ClosureInvokedCB);
if (tref.Target != null)
tref.Target.BeforeSignals.Remove (name);
before_closure = null;
} else if (o == after_closure) {
after_closure.Disposed -= new EventHandler (ClosureDisposedHandler);
after_closure.Invoked -= new ClosureInvokedHandler (ClosureInvokedCB);
if (tref.Target != null)
tref.Target.AfterSignals.Remove (name);
after_closure = null;
}
if (before_closure == null && after_closure == null)
tref.Signals.Remove (name);
}
