efl/src/bindings/mono/eo_mono/workaround.cs

443 lines
17 KiB
C#

/*
* Copyright 2019 by its authors. See AUTHORS.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma warning disable 1591
using System;
using System.Runtime.InteropServices;
using System.Collections.Generic;
///<summary>Eo class description, passed to efl_class_new.</summary>
[StructLayout(LayoutKind.Sequential, CharSet=CharSet.Ansi)]
internal struct ClassDescription : IEquatable<ClassDescription>
{
///<summary>Current Eo version.</summary>
internal uint version;
///<summary>Name of the class.</summary>
[MarshalAs(UnmanagedType.LPStr)] internal String name;
///<summary>Class type.</summary>
internal int class_type;
///<summary>Size of data (private + protected + public) per instance.</summary>
internal UIntPtr data_size;
///<summary>Initializer for the class.</summary>
internal IntPtr class_initializer;
///<summary>Constructor of the class.</summary>
internal IntPtr class_constructor;
///<summary>Destructor of the class.</summary>
internal IntPtr class_destructor;
/// <summary>
/// Gets a hash for <see cref="ClassDescription" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <returns>A hash code.</returns>
public override int GetHashCode()
=> version.GetHashCode() ^ name.GetHashCode(StringComparison.Ordinal)
^ class_type ^ data_size.GetHashCode();
/// <summary>Returns whether this <see cref="ClassDescription" />
/// is equal to the given <see cref="object" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="other">The <see cref="object" /> to be compared to.</param>
/// <returns><c>true</c> if is equal to <c>other</c>.</returns>
public override bool Equals(object other)
=> (!(other is ClassDescription)) ? false
: Equals((ClassDescription)other);
/// <summary>Returns whether this <see cref="ClassDescription" /> is equal
/// to the given <see cref="ClassDescription" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="other">The <see cref="ClassDescription" /> to be compared to.</param>
/// <returns><c>true</c> if is equal to <c>other</c>.</returns>
public bool Equals(ClassDescription other)
=> (name == other.name) && (class_type == other.class_type);
/// <summary>Returns whether <c>lhs</c> is equal to <c>rhs</c>.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="lhs">The left hand side of the operator.</param>
/// <param name="rhs">The right hand side of the operator.</param>
/// <returns><c>true</c> if <c>lhs</c> is equal
/// to <c>rhs</c>.</returns>
public static bool operator==(ClassDescription lhs, ClassDescription rhs)
=> lhs.Equals(rhs);
/// <summary>Returns whether <c>lhs</c> is not equal to <c>rhs</c>.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="lhs">The left hand side of the operator.</param>
/// <param name="rhs">The right hand side of the operator.</param>
/// <returns><c>true</c> if <c>lhs</c> is not equal
/// to <c>rhs</c>.</returns>
public static bool operator!=(ClassDescription lhs, ClassDescription rhs)
=> !(lhs == rhs);
}
///<summary>Description of an Eo API operation.</summary>
[StructLayout(LayoutKind.Sequential, CharSet=CharSet.Ansi)]
internal struct EflOpDescription
{
///<summary>The EAPI function offering this op. (String with the name of the function on Windows)</summary>
internal IntPtr api_func;
///<summary>The static function to be called for this op</summary>
internal IntPtr func;
}
///<summary>List of operations on a given Object.</summary>
[StructLayout(LayoutKind.Sequential, CharSet=CharSet.Ansi)]
internal struct EflObjectOps
{
///<summary>The op descriptions array of size count.</summary>
internal IntPtr descs;
///<summary>Number of op descriptions.</summary>
internal UIntPtr count;
};
namespace Efl
{
/// <summary>
/// This struct holds the description of a specific event.
/// <para>Since EFL 1.22.</para>
/// </summary>
[StructLayout(LayoutKind.Sequential)]
internal struct EventDescription
{
///<summary>Name of the event.</summary>
public IntPtr Name;
///<summary><c>true</c> if the event cannot be frozen.</summary>
[MarshalAs(UnmanagedType.U1)] public bool Unfreezable;
///<summary>Internal use: <c>true</c> if this is a legacy event.</summary>
[MarshalAs(UnmanagedType.U1)] public bool Legacy_is;
///<summary><c>true</c> if when the even is triggered again from a callback it
///will start from where it was.</summary>
[MarshalAs(UnmanagedType.U1)] public bool Restart;
private static Dictionary<string, IntPtr> descriptions = new Dictionary<string, IntPtr>();
///<summary>Constructor for EventDescription</summary>
///<param name="moduleName">The name of the module containing the event.</param>
///<param name="name">The name of the event.</param>
public EventDescription(string moduleName, string name)
{
this.Name = GetNative(moduleName, name);
this.Unfreezable = false;
this.Legacy_is = false;
this.Restart = false;
}
///<summary>Get the native structure.</summary>
///<param name="moduleName">The name of the module containing the event.</param>
///<param name="name">The name of the event.</param>
///<returns>Pointer to the native structure.</returns>
public static IntPtr GetNative(string moduleName, string name)
{
if (!descriptions.ContainsKey(name))
{
IntPtr data = Efl.Eo.FunctionInterop.LoadFunctionPointer(moduleName, name);
if (data == IntPtr.Zero)
{
string error = Eina.StringConversion.NativeUtf8ToManagedString(Efl.Eo.Globals.dlerror());
throw new Exception(error);
}
descriptions.Add(name, data);
}
return descriptions[name];
}
};
/// <summary>
/// A parameter passed in event callbacks holding extra event parameters.
/// This is the full event information passed to callbacks in C.
/// <para>Since EFL 1.22.</para>
/// </summary>
[StructLayout(LayoutKind.Sequential)]
[Efl.Eo.BindingEntity]
internal struct Event
{
/// <summary>
/// The object the callback was called on.
/// <para>Since EFL 1.22.</para>
/// </summary>
public Efl.Object Object;
/// <summary>
/// The event description.
/// <para>Since EFL 1.22.</para>
/// </summary>
public Efl.EventDescription Desc;
/// <summary>
/// Extra event information passed by the event caller.
/// Must be cast to the event type declared in the EO file. Keep in mind that:
/// 1) Objects are passed as a normal Eo*. Event subscribers can call functions on these objects.
/// 2) Structs, built-in types and containers are passed as const pointers, with one level of indirection.
/// <para>Since EFL 1.22.</para>
/// </summary>
public System.IntPtr Info;
/// <summary>Constructor for Event.</summary>
public Event(
Efl.Object obj = default(Efl.Object),
Efl.EventDescription desc = default(Efl.EventDescription),
System.IntPtr info = default(System.IntPtr))
{
this.Object = obj;
this.Desc = desc;
this.Info = info;
}
/// <summary>Implicit conversion to the managed representation from a native pointer.</summary>
/// <param name="ptr">Native pointer to be converted.</param>
public static implicit operator Event(IntPtr ptr)
{
var tmp = (Event.NativeStruct) Marshal.PtrToStructure(ptr, typeof(Event.NativeStruct));
return tmp;
}
/// <summary>Internal wrapper for struct Event.</summary>
[StructLayout(LayoutKind.Sequential)]
public struct NativeStruct
{
/// <summary>Internal wrapper for field Object</summary>
public System.IntPtr Object;
/// <summary>Internal wrapper for field Desc</summary>
public System.IntPtr Desc;
/// <summary>Internal wrapper for field Info</summary>
public System.IntPtr Info;
/// <summary>Implicit conversion to the internal/marshalling representation.</summary>
/// <param name="externalStruct">Managed struct to be converted.</param>
/// <returns>Native representation of the managed struct.</returns>
public static implicit operator Event.NativeStruct(Event externalStruct)
{
var internalStruct = new Event.NativeStruct();
internalStruct.Object = externalStruct.Object?.NativeHandle ?? System.IntPtr.Zero;
internalStruct.Desc = Eina.PrimitiveConversion.ManagedToPointerAlloc(externalStruct.Desc);
internalStruct.Info = externalStruct.Info;
return internalStruct;
}
/// <summary>Implicit conversion to the managed representation.</summary>
/// <param name="internalStruct">Native struct to be converted.</param>
/// <returns>Managed representation of the native struct.</returns>
public static implicit operator Event(Event.NativeStruct internalStruct)
{
var externalStruct = new Event();
externalStruct.Object = (Efl.Object) Efl.Eo.Globals.CreateWrapperFor(internalStruct.Object);
externalStruct.Desc = Eina.PrimitiveConversion.PointerToManaged<Efl.EventDescription>(internalStruct.Desc);
externalStruct.Info = internalStruct.Info;
return externalStruct;
}
}
}
internal delegate void EventCb(System.IntPtr data, ref Event.NativeStruct evt);
internal delegate void FreeWrapperSupervisorCb(System.IntPtr obj);
[StructLayout(LayoutKind.Sequential)]
public struct TextCursorCursor : IEquatable<TextCursorCursor>
{
IntPtr obj;
UIntPtr pos; // UIntPtr to automatically change size_t between 32/64
IntPtr node;
[MarshalAsAttribute(UnmanagedType.U1)]bool changed;
/// <summary>
/// Gets a hash for <see cref="TextCursorCursor" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <returns>A hash code.</returns>
public override int GetHashCode()
=> obj.GetHashCode() ^ pos.GetHashCode()
^ node.GetHashCode() ^ changed.GetHashCode();
/// <summary>Returns whether this <see cref="TextCursorCursor" />
/// is equal to the given <see cref="object" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="other">The <see cref="object" /> to be compared to.</param>
/// <returns><c>true</c> if is equal to <c>other</c>.</returns>
public override bool Equals(object other)
=> (!(other is TextCursorCursor)) ? false
: Equals((TextAnnotateAnnotation)other);
/// <summary>Returns whether this <see cref="TextCursorCursor" /> is equal
/// to the given <see cref="TextCursorCursor" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="other">The <see cref="TextCursorCursor" /> to be compared to.</param>
/// <returns><c>true</c> if is equal to <c>other</c>.</returns>
public bool Equals(TextCursorCursor other)
=> (obj == other.obj) && (pos == other.pos)
&& (node == other.node) && (changed == other.changed);
/// <summary>Returns whether <c>lhs</c> is equal to <c>rhs</c>.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="lhs">The left hand side of the operator.</param>
/// <param name="rhs">The right hand side of the operator.</param>
/// <returns><c>true</c> if <c>lhs</c> is equal
/// to <c>rhs</c>.</returns>
public static bool operator==(TextCursorCursor lhs, TextCursorCursor rhs)
=> lhs.Equals(rhs);
/// <summary>Returns whether <c>lhs</c> is not equal to <c>rhs</c>.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="lhs">The left hand side of the operator.</param>
/// <param name="rhs">The right hand side of the operator.</param>
/// <returns><c>true</c> if <c>lhs</c> is not equal
/// to <c>rhs</c>.</returns>
public static bool operator!=(TextCursorCursor lhs, TextCursorCursor rhs)
=> !(lhs == rhs);
}
[StructLayout(LayoutKind.Sequential)]
public struct TextAnnotateAnnotation : IEquatable<TextAnnotateAnnotation>
{
IntPtr list;
IntPtr obj;
IntPtr start_node;
IntPtr end_node;
[MarshalAsAttribute(UnmanagedType.U1)]bool is_item;
/// <summary>
/// Gets a hash for <see cref="TextAnnotateAnnotation" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <returns>A hash code.</returns>
public override int GetHashCode()
=> list.GetHashCode() ^ obj.GetHashCode()
^ start_node.GetHashCode() ^ end_node.GetHashCode()
^ is_item.GetHashCode();
/// <summary>Returns whether this <see cref="TextAnnotateAnnotation" />
/// is equal to the given <see cref="object" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="other">The <see cref="object" /> to be compared to.</param>
/// <returns><c>true</c> if is equal to <c>other</c>.</returns>
public override bool Equals(object other)
=> (!(other is TextAnnotateAnnotation)) ? false
: Equals((TextAnnotateAnnotation)other);
/// <summary>Returns whether this <see cref="TextAnnotateAnnotation" /> is equal
/// to the given <see cref="TextAnnotateAnnotation" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="other">The <see cref="TextAnnotateAnnotation" /> to be compared to.</param>
/// <returns><c>true</c> if is equal to <c>other</c>.</returns>
public bool Equals(TextAnnotateAnnotation other)
=> (list == other.list) && (obj == other.obj)
&& (start_node == other.start_node) && (is_item == other.is_item);
/// <summary>Returns whether <c>lhs</c> is equal to <c>rhs</c>.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="lhs">The left hand side of the operator.</param>
/// <param name="rhs">The right hand side of the operator.</param>
/// <returns><c>true</c> if <c>lhs</c> is equal
/// to <c>rhs</c>.</returns>
public static bool operator==(TextAnnotateAnnotation lhs, TextAnnotateAnnotation rhs)
=> lhs.Equals(rhs);
/// <summary>Returns whether <c>lhs</c> is not equal to <c>rhs</c>.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="lhs">The left hand side of the operator.</param>
/// <param name="rhs">The right hand side of the operator.</param>
/// <returns><c>true</c> if <c>lhs</c> is not equal
/// to <c>rhs</c>.</returns>
public static bool operator!=(TextAnnotateAnnotation lhs, TextAnnotateAnnotation rhs)
=> !(lhs == rhs);
}
namespace Access
{
public struct ActionData : IEquatable<ActionData>
{
public IntPtr name;
public IntPtr action;
public IntPtr param;
public IntPtr func;
/// <summary>
/// Gets a hash for <see cref="ActionData" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <returns>A hash code.</returns>
public override int GetHashCode()
=> name.GetHashCode() ^ action.GetHashCode()
^ param.GetHashCode() ^ func.GetHashCode();
/// <summary>Returns whether this <see cref="ActionData" />
/// is equal to the given <see cref="object" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="other">The <see cref="object" /> to be compared to.</param>
/// <returns><c>true</c> if is equal to <c>other</c>.</returns>
public override bool Equals(object other)
=> (!(other is ActionData)) ? false
: Equals((ActionData)other);
/// <summary>Returns whether this <see cref="ActionData" /> is equal
/// to the given <see cref="ActionData" />.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="other">The <see cref="ActionData" /> to be compared to.</param>
/// <returns><c>true</c> if is equal to <c>other</c>.</returns>
public bool Equals(ActionData other)
=> (name == other.name) && (action == other.action)
&& (param == other.param) && (func == other.func);
/// <summary>Returns whether <c>lhs</c> is equal to <c>rhs</c>.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="lhs">The left hand side of the operator.</param>
/// <param name="rhs">The right hand side of the operator.</param>
/// <returns><c>true</c> if <c>lhs</c> is equal
/// to <c>rhs</c>.</returns>
public static bool operator==(ActionData lhs, ActionData rhs)
=> lhs.Equals(rhs);
/// <summary>Returns whether <c>lhs</c> is not equal to <c>rhs</c>.
/// <para>Since EFL 1.24.</para>
/// </summary>
/// <param name="lhs">The left hand side of the operator.</param>
/// <param name="rhs">The right hand side of the operator.</param>
/// <returns><c>true</c> if <c>lhs</c> is not equal
/// to <c>rhs</c>.</returns>
public static bool operator!=(ActionData lhs, ActionData rhs)
=> !(lhs == rhs);
}
} // namespace Access
} // namespace Efl