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milleniumbug 2021-12-26 21:04:24 +01:00
commit bb07ec43cd
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5
.gitignore vendored Normal file
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bin/
obj/
/packages/
riderModule.iml
/_ReSharper.Caches/

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.gitmodules vendored Normal file
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[submodule "nativefiledialog"]
path = nativefiledialog
url = https://github.com/milleniumbug/nativefiledialog

22
NativeFileDialogSharp.sln Normal file
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Microsoft Visual Studio Solution File, Format Version 12.00
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NativeFileDialogSharp", "NativeFileDialogSharp\NativeFileDialogSharp.csproj", "{4127F279-9FD5-4C37-B904-242C124C1A07}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NativeFileDialogSharpSandbox", "NativeFileDialogSharpSandbox\NativeFileDialogSharpSandbox.csproj", "{427E5F76-8418-4EA3-9AA3-C1DBFDE0478F}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Release|Any CPU = Release|Any CPU
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{4127F279-9FD5-4C37-B904-242C124C1A07}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{4127F279-9FD5-4C37-B904-242C124C1A07}.Debug|Any CPU.Build.0 = Debug|Any CPU
{4127F279-9FD5-4C37-B904-242C124C1A07}.Release|Any CPU.ActiveCfg = Release|Any CPU
{4127F279-9FD5-4C37-B904-242C124C1A07}.Release|Any CPU.Build.0 = Release|Any CPU
{427E5F76-8418-4EA3-9AA3-C1DBFDE0478F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{427E5F76-8418-4EA3-9AA3-C1DBFDE0478F}.Debug|Any CPU.Build.0 = Debug|Any CPU
{427E5F76-8418-4EA3-9AA3-C1DBFDE0478F}.Release|Any CPU.ActiveCfg = Release|Any CPU
{427E5F76-8418-4EA3-9AA3-C1DBFDE0478F}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
EndGlobal

56
NativeFileDialogSharp/Native/NativeFunctions.cs Normal file
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using System;
using System.Runtime.InteropServices;
namespace NativeFileDialogSharp.Native;
public struct nfdpathset_t
{
public IntPtr buf;
public IntPtr indices;
public UIntPtr count;
}
public enum nfdresult_t
{
NFD_ERROR,
NFD_OKAY,
NFD_CANCEL
}
public static class NativeFunctions
{
public const string LibraryName = "nfd";
[DllImport(LibraryName, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern unsafe nfdresult_t NFD_OpenDialog(byte* filterList, byte* defaultPath, out IntPtr outPath);
[DllImport(LibraryName, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern unsafe nfdresult_t NFD_OpenDialogMultiple(byte* filterList, byte* defaultPath, nfdpathset_t* outPaths);
[DllImport(LibraryName, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern unsafe nfdresult_t NFD_SaveDialog(byte* filterList, byte* defaultPath, out IntPtr outPath);
[DllImport(LibraryName, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern unsafe nfdresult_t NFD_PickFolder(byte* defaultPath, out IntPtr outPath);
[DllImport(LibraryName, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern unsafe byte* NFD_GetError();
[DllImport(LibraryName, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern unsafe UIntPtr NFD_PathSet_GetCount(nfdpathset_t* pathSet);
[DllImport(LibraryName, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern unsafe byte* NFD_PathSet_GetPath(nfdpathset_t* pathSet, UIntPtr index);
[DllImport(LibraryName, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern unsafe void NFD_PathSet_Free(nfdpathset_t* pathSet);
[DllImport(LibraryName, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern unsafe void NFD_Dummy();
[DllImport(LibraryName, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern unsafe IntPtr NFD_Malloc(UIntPtr bytes);
[DllImport(LibraryName, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern unsafe void NFD_Free(IntPtr ptr);
}

30
NativeFileDialogSharp/NativeFileDialogSharp.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<LangVersion>10</LangVersion>
<PackageVersion>0.1</PackageVersion>
<TargetFramework>net6.0</TargetFramework>
<Nullable>disable</Nullable>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
</PropertyGroup>
<ItemGroup>
<None Update="libnfd.so">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
<None Update="nfd.dll">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
<None Update="nfd.pdb">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
</ItemGroup>
</Project>

155
NativeFileDialogSharp/NativeWrappers.cs Normal file
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using System;
using System.Collections.Generic;
using System.Text;
namespace NativeFileDialogSharp.Native;
public static class Dialog
{
private static byte[] ToUtf8(string s)
{
var byteCount = Encoding.UTF8.GetByteCount(s);
var bytes = new byte[byteCount + 1];
Encoding.UTF8.GetBytes(s.AsSpan(), bytes.AsSpan());
return bytes;
}
private static unsafe Span<byte> MakeSpanFromNullTerminatedString(byte* nullTerminatedString)
{
int count = 0;
var ptr = nullTerminatedString;
while (*ptr != 0)
{
ptr++;
count++;
}
return new Span<byte>(nullTerminatedString, count);
}
private static string FromUtf8(ReadOnlySpan<byte> input)
{
return Encoding.UTF8.GetString(input);
}
public static unsafe DialogResult FileOpen(string filterList = null, string defaultPath = null)
{
fixed (byte* filterListNts = filterList != null ? ToUtf8(filterList) : null)
fixed (byte* defaultPathNts = defaultPath != null ? ToUtf8(defaultPath) : null)
{
string path = null;
string errorMessage = null;
var result = NativeFunctions.NFD_OpenDialog(filterListNts, defaultPathNts, out IntPtr outPathIntPtr);
if (result == nfdresult_t.NFD_ERROR)
{
errorMessage = FromUtf8(MakeSpanFromNullTerminatedString(NativeFunctions.NFD_GetError()));
}
else if (result == nfdresult_t.NFD_OKAY)
{
var outPathNts = (byte*)outPathIntPtr.ToPointer();
path = FromUtf8(MakeSpanFromNullTerminatedString(outPathNts));
NativeFunctions.NFD_Free(outPathIntPtr);
}
return new DialogResult(result, path, null, errorMessage);
}
}
public static unsafe DialogResult FileSave(string filterList = null, string defaultPath = null)
{
fixed (byte* filterListNts = filterList != null ? ToUtf8(filterList) : null)
fixed (byte* defaultPathNts = defaultPath != null ? ToUtf8(defaultPath) : null)
{
string path = null;
string errorMessage = null;
var result = NativeFunctions.NFD_SaveDialog(filterListNts, defaultPathNts, out IntPtr outPathIntPtr);
if (result == nfdresult_t.NFD_ERROR)
{
errorMessage = FromUtf8(MakeSpanFromNullTerminatedString(NativeFunctions.NFD_GetError()));
}
else if (result == nfdresult_t.NFD_OKAY)
{
var outPathNts = (byte*)outPathIntPtr.ToPointer();
path = FromUtf8(MakeSpanFromNullTerminatedString(outPathNts));
NativeFunctions.NFD_Free(outPathIntPtr);
}
return new DialogResult(result, path, null, errorMessage);
}
}
public static unsafe DialogResult FolderPicker(string defaultPath = null)
{
fixed (byte* defaultPathNts = defaultPath != null ? ToUtf8(defaultPath) : null)
{
string path = null;
string errorMessage = null;
var result = NativeFunctions.NFD_PickFolder(defaultPathNts, out IntPtr outPathIntPtr);
if (result == nfdresult_t.NFD_ERROR)
{
errorMessage = FromUtf8(MakeSpanFromNullTerminatedString(NativeFunctions.NFD_GetError()));
}
else if (result == nfdresult_t.NFD_OKAY)
{
var outPathNts = (byte*)outPathIntPtr.ToPointer();
path = FromUtf8(MakeSpanFromNullTerminatedString(outPathNts));
NativeFunctions.NFD_Free(outPathIntPtr);
}
return new DialogResult(result, path, null, errorMessage);
}
}
public static unsafe DialogResult FileOpenMultiple(string filterList = null, string defaultPath = null)
{
fixed (byte* filterListNts = filterList != null ? ToUtf8(filterList) : null)
fixed (byte* defaultPathNts = defaultPath != null ? ToUtf8(defaultPath) : null)
{
List<string> paths = null;
string errorMessage = null;
nfdpathset_t pathSet;
var result = NativeFunctions.NFD_OpenDialogMultiple(filterListNts, defaultPathNts, &pathSet);
if (result == nfdresult_t.NFD_ERROR)
{
errorMessage = FromUtf8(MakeSpanFromNullTerminatedString(NativeFunctions.NFD_GetError()));
}
else if (result == nfdresult_t.NFD_OKAY)
{
var pathCount = (int)NativeFunctions.NFD_PathSet_GetCount(&pathSet).ToUInt32();
paths = new List<string>(pathCount);
for (int i = 0; i < pathCount; i++)
{
paths.Add(FromUtf8(MakeSpanFromNullTerminatedString(NativeFunctions.NFD_PathSet_GetPath(&pathSet, new UIntPtr((uint)i)))));
}
NativeFunctions.NFD_PathSet_Free(&pathSet);
}
return new DialogResult(result, null, paths, errorMessage);
}
}
}
public class DialogResult
{
private readonly nfdresult_t result;
public string Path { get; }
public IReadOnlyList<string> Paths { get; }
public bool IsError => result == nfdresult_t.NFD_ERROR;
public string ErrorMessage { get; }
public bool IsCancelled => result == nfdresult_t.NFD_CANCEL;
public bool IsOk => result == nfdresult_t.NFD_OKAY;
internal DialogResult(nfdresult_t result, string path, IReadOnlyList<string> paths, string errorMessage)
{
this.result = result;
Path = path;
Paths = paths;
ErrorMessage = errorMessage;
}
}

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NativeFileDialogSharpSandbox/NativeFileDialogSharpSandbox.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\NativeFileDialogSharp\NativeFileDialogSharp.csproj" />
</ItemGroup>
</Project>

12
NativeFileDialogSharpSandbox/Program.cs Normal file
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// See https://aka.ms/new-console-template for more information
using NativeFileDialogSharp.Native;
var result = Dialog.FileOpenMultiple();
Console.WriteLine($"Path: {result.Path}, IsError {result.IsError}, IsOk {result.IsOk}, IsCancelled {result.IsCancelled}, ErrorMessage {result.ErrorMessage}");
if (result.Paths != null)
{
Console.WriteLine("Paths");
Console.WriteLine(string.Join("\n", result.Paths));
}

1
nativefiledialog Submodule

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Subproject commit 5018af9ba752cafeaed10b1ceba1b07dcb551923