Пример #1
0
        private static void WriteEvents(Interface iface, CSharpWriter w, CSharpWriter hlw)
        {
            var events = iface.Events;

            foreach (var ev in events)
            {
                if (GenerateComments)
                {
                    WriteDescription(ev.Element, w);
                }
                w.Line(GetEventDelegate(iface, ev));
                w.Line();
            }

            if (events.Length > 0)
            {
                w.Line($"internal struct {iface.RawName}_listener");
                w.OpenBlock();
                foreach (var ev in events)
                {
                    w.Line($"public IntPtr {ev.RawName};");
                }

                w.Line();

                w.Line($"public static {iface.RawName}_listener* Alloc(");
                for (int i = 0; i < events.Length; i++)
                {
                    var ev = events[i];
                    if (i != 0)
                    {
                        w.Line(",");
                    }
                    w.AppendIndented($"{GetDelegateName(iface, ev)} {ev.RawName}");
                }
                w.Line(")");
                w.OpenBlock();
                w.Line($"var ret = ({iface.RawName}_listener*) Marshal.AllocHGlobal(sizeof({iface.RawName}_listener));");
                w.Line($"Set(ret, {string.Join(",", events.Select(ev => ev.RawName))});");
                w.Line("return ret;");
                w.CloseBlock();

                w.Line();

                w.Line($"public static void Set({iface.RawName}_listener* listener");

                foreach (var ev in events)
                {
                    w.Line(",");
                    w.AppendIndented($"{GetDelegateName(iface, ev)} {ev.RawName}");
                }
                w.Line(")");
                w.OpenBlock();

                foreach (var ev in events)
                {
                    w.Append($"if ({ev.RawName} != null) ");
                    w.Line($"listener->{ev.RawName} = Marshal.GetFunctionPointerForDelegate<{GetDelegateName(iface, ev)}>({ev.RawName});");
                }

                w.CloseBlock();
                w.CloseBlock(); // struct listener

                w.Line();

                if (GenerateComments)
                {
                    w.DocSummary($"Set the callbacks for the given <see cref=\"{iface.RawName}\"/>.");
                    foreach (var ev in events)
                    {
                        WriteArgsDescription(ev.Element, w);
                    }
                }
                w.Line($"public static int {iface.RawName}_add_listener({iface.RawName}* iface, {iface.RawName}_listener* listener)");
                w.OpenBlock();
                w.Line("return WaylandClient.wl_proxy_add_listener((wl_proxy*) iface, listener, null);");
                w.CloseBlock();

                hlw.Append("public void SetListener(");
                for (var i = 0; i < events.Length; i++)
                {
                    var ev = events[i];
                    hlw.Line(i == 0 ? "" : ",");
                    hlw.AppendIndented($"{_protocolClassName}.{GetDelegateName(iface, ev)} {ev.RawName}");
                }
                hlw.Line(")");
                hlw.OpenBlock();

                foreach (var ev in events)
                {
                    hlw.Line($"_{ev.RawName} = {ev.RawName};");
                }

                hlw.Line($"_listener = {_protocolClassName}.{iface.RawName}_listener.Alloc({string.Join(", ", events.Select(e => e.RawName))});");
                hlw.Line($"{_protocolClassName}.{iface.RawName}_add_listener(Pointer, _listener);");

                hlw.CloseBlock();
                hlw.Line("public void FreeListener() { if (_listener != null) Marshal.FreeHGlobal((IntPtr) _listener); }");
            }
        }