285 lines
8.4 KiB
C#
285 lines
8.4 KiB
C#
/*
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* Copyright 2019 by its authors. See AUTHORS.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma warning disable 1591
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using System;
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using System.Runtime.InteropServices;
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using System.ComponentModel;
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using static eldbus.EldbusProxyNativeFunctions;
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namespace eldbus
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{
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[EditorBrowsable(EditorBrowsableState.Never)]
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public static class EldbusProxyNativeFunctions
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{
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[DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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eldbus_proxy_get(IntPtr obj, string _interface);
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[DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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eldbus_proxy_ref(IntPtr proxy);
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[DllImport(efl.Libs.Eldbus)] public static extern void
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eldbus_proxy_unref(IntPtr proxy);
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[DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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eldbus_proxy_object_get(IntPtr proxy);
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[DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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eldbus_proxy_interface_get(IntPtr proxy);
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[DllImport(efl.Libs.Eldbus)] public static extern void
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eldbus_proxy_data_set(IntPtr proxy, string key, IntPtr data);
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[DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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eldbus_proxy_data_get(IntPtr proxy, string key);
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[DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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eldbus_proxy_data_del(IntPtr proxy, string key);
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[DllImport(efl.Libs.Eldbus)] public static extern void
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eldbus_proxy_free_cb_add(IntPtr proxy, IntPtr cb, IntPtr data);
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[DllImport(efl.Libs.Eldbus)] public static extern void
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eldbus_proxy_free_cb_del(IntPtr proxy, IntPtr cb, IntPtr data);
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[DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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eldbus_proxy_method_call_new(IntPtr proxy, string member);
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[DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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eldbus_proxy_send(IntPtr proxy, IntPtr msg, IntPtr cb, IntPtr cb_data, double timeout);
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[DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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eldbus_proxy_send_and_block(IntPtr proxy, IntPtr msg, double timeout);
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// [DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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// eldbus_proxy_call(IntPtr proxy, string member, IntPtr cb, IntPtr cb_data, double timeout, string signature, ...);
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//
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// [DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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// eldbus_proxy_vcall(IntPtr proxy, string member, IntPtr cb, IntPtr cb_data, double timeout, string signature, va_list ap);
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[DllImport(efl.Libs.Eldbus)] public static extern IntPtr
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eldbus_proxy_signal_handler_add(IntPtr proxy, string member, IntPtr cb, IntPtr cb_data);
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[DllImport(efl.Libs.Eldbus)] public static extern void
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eldbus_proxy_event_callback_add(IntPtr proxy, int type, IntPtr cb, IntPtr cb_data);
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[DllImport(efl.Libs.Eldbus)] public static extern void
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eldbus_proxy_event_callback_del(IntPtr proxy, int type, IntPtr cb, IntPtr cb_data);
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}
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/// <summary>Represents a DBus proxy object.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public class Proxy : IDisposable
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{
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[EditorBrowsable(EditorBrowsableState.Never)]
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public IntPtr Handle {get;set;} = IntPtr.Zero;
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/// <summary>Whether this managed list owns the native one.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public bool Own {get;set;} = true;
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private void InitNew(IntPtr handle, bool own)
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{
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Handle = handle;
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Own = own;
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CheckHandle();
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}
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private void CheckHandle()
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{
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if (Handle == IntPtr.Zero)
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{
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eldbus.Common.RaiseNullHandle();
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}
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}
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[EditorBrowsable(EditorBrowsableState.Never)]
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public Proxy(IntPtr handle, bool own)
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{
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InitNew(handle, own);
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}
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/// <summary>
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/// Constructor
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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/// <param name="obj">The <see cref="eldbus.Object" />.</param>
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/// <param name="_interface">The interface name.</param>
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public Proxy(eldbus.Object obj, string _interface)
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{
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InitNew(eldbus_proxy_get(obj.Handle, _interface), true);
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}
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/// <summary>Finalizes with garbage collector.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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~Proxy()
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{
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Dispose(false);
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}
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/// <summary>Disposes of this list.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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/// <param name="disposing">Whether this was called from the finalizer (<c>false</c>) or from the
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/// <see cref="Dispose()"/> method.</param>
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protected virtual void Dispose(bool disposing)
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{
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IntPtr h = Handle;
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Handle = IntPtr.Zero;
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if (h == IntPtr.Zero)
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{
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return;
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}
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if (Own)
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{
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if (disposing)
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{
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eldbus_proxy_unref(h);
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}
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else
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{
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Efl.Eo.Globals.ThreadSafeFreeCbExec(eldbus_proxy_unref, h);
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}
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}
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}
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/// <summary>Disposes of this list.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public void Dispose()
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{
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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/// <summary>Releases the native resources held by this instance.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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public void Free()
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{
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Dispose();
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}
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/// <summary>
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/// Releases the native handler.
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/// <para>Since EFL 1.23.</para>
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/// </summary>
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/// <returns>The native handler.</returns>
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public IntPtr Release()
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{
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IntPtr h = Handle;
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Handle = IntPtr.Zero;
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return h;
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}
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eldbus.Object GetObject()
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{
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CheckHandle();
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var ptr = eldbus_proxy_object_get(Handle);
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if (ptr == IntPtr.Zero)
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{
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throw new SEHException("Eldbus: could not get `Object' object from eldbus_proxy_object_get");
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}
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return new eldbus.Object(ptr, false);
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}
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string GetInterface()
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{
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CheckHandle();
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var ptr = eldbus_proxy_interface_get(Handle);
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return Eina.StringConversion.NativeUtf8ToManagedString(ptr);
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}
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eldbus.Message NewMethodCall(string member)
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{
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CheckHandle();
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if (member == null)
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{
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throw new ArgumentNullException("member");
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}
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var ptr = eldbus_proxy_method_call_new(Handle, member);
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if (ptr == IntPtr.Zero)
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{
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throw new SEHException("Eldbus: could not get `Message' object from eldbus_proxy_method_call_new");
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}
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return new eldbus.Message(ptr, false);
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}
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eldbus.Pending Send(eldbus.Message msg, eldbus.MessageDelegate dlgt = null, double timeout = -1)
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{
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CheckHandle();
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if (msg == null)
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{
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throw new ArgumentNullException("msg");
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}
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IntPtr cb_wrapper = dlgt == null ? IntPtr.Zero : eldbus.Common.GetMessageCbWrapperPtr();
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IntPtr cb_data = dlgt == null ? IntPtr.Zero : Marshal.GetFunctionPointerForDelegate(dlgt);
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var pending_hdl = eldbus_proxy_send(Handle, msg.Handle, cb_wrapper, cb_data, timeout);
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if (pending_hdl == IntPtr.Zero)
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{
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throw new SEHException("Eldbus: could not get `Pending' object from eldbus_proxy_send");
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}
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return new eldbus.Pending(pending_hdl, false);
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}
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eldbus.Message SendAndBlock(eldbus.Message msg, double timeout = -1)
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{
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CheckHandle();
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var ptr = eldbus_proxy_send_and_block(Handle, msg.Handle, timeout);
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if (ptr == IntPtr.Zero)
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{
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throw new SEHException("Eldbus: could not get `Message' object from eldbus_proxy_send_and_block");
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}
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return new eldbus.Message(ptr, true);
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}
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eldbus.Pending Call(string member, eldbus.MessageDelegate dlgt, double timeout, params BasicMessageArgument[] args)
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{
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CheckHandle();
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var msg = NewMethodCall(member);
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foreach (BasicMessageArgument arg in args)
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{
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arg.AppendTo(msg);
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}
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return Send(msg, dlgt, timeout);
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}
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eldbus.Pending Call(string member, params BasicMessageArgument[] args)
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{
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return Call(member, null, -1.0, args);
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}
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}
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}
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