Jason Jarvis
11 years ago
23 changed files with 1016 additions and 1141 deletions
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using System; |
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using System.Collections.Generic; |
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using System.ComponentModel; |
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using System.Diagnostics; |
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using System.IO; |
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using System.Linq; |
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using System.Reflection; |
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using System.Runtime.InteropServices; |
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using System.Text; |
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using System.Threading.Tasks; |
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/* OBSOLETE |
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//Library loaders were taken from https://github.com/kekekeks/evhttp-sharp/tree/master/EvHttpSharp/Interop (MIT licensed)
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namespace Perspex.Skia |
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{ |
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class MethodTableImpl : MethodTable |
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{ |
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public MethodTableImpl() : base(GetMethodTable()) |
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{ |
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} |
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class DetectedPlatformInfo |
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{ |
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public DetectedPlatformInfo(IDynLoader loader, string name, string cpuArch, string dllExtension) |
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{ |
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Loader = loader; |
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Name = name; |
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CpuArch = cpuArch; |
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DllExtension = dllExtension; |
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} |
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public IDynLoader Loader { get; } |
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public string Name { get; } |
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public string CpuArch { get;} |
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public string DllExtension { get; } |
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} |
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static DetectedPlatformInfo DetectPlatform() |
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{ |
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var macInfo = new DetectedPlatformInfo(new OsxLoader(), "Darwin", IntPtr.Size == 4 ? "i686" : "x86_64", ".dylib"); |
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switch (Environment.OSVersion.Platform) |
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{ |
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case PlatformID.Unix: |
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// Well, there are chances MacOSX is reported as Unix instead of MacOSX.
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// Instead of platform check, we'll do a feature checks (Mac specific root folders)
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if (Directory.Exists("/Applications") |
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& Directory.Exists("/System") |
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& Directory.Exists("/Users") |
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& Directory.Exists("/Volumes")) |
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return macInfo; |
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else |
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{ |
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string cpuArch; |
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using (var proc = |
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Process.Start( |
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(new ProcessStartInfo("uname", "-p") |
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{ |
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UseShellExecute = false, |
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RedirectStandardOutput = true |
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}))) |
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{ |
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proc.WaitForExit(); |
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cpuArch = proc.StandardOutput.ReadToEnd().Trim(); |
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} |
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return new DetectedPlatformInfo(new LinuxLoader(), "Linux", cpuArch, ".so"); |
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} |
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case PlatformID.MacOSX: |
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return macInfo; |
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default: |
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return new DetectedPlatformInfo(new Win32Loader(), "Windows", IntPtr.Size == 4 ? "i686" : "x86_64", ".dll"); |
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} |
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} |
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static IEnumerable<string> GeneratePossiblePaths() |
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{ |
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foreach ( |
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var basePath in |
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new[] {Assembly.GetEntryAssembly(), typeof (MethodTable).Assembly}.Select( |
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a => Path.GetDirectoryName(a?.GetModules()?[0]?.FullyQualifiedName)) |
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.Concat(new[] { Directory.GetCurrentDirectory()})) |
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{ |
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if(basePath == null) |
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continue; |
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yield return Path.Combine(basePath); |
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yield return Path.Combine(basePath, "native"); |
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yield return Path.Combine(basePath, "lib"); |
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yield return Path.Combine(basePath, "lib", "native"); |
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} |
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} |
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static IntPtr GetMethodTable() |
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{ |
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var plat = DetectPlatform(); |
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var name = "libperspesk" + plat.DllExtension; |
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var paths = GeneratePossiblePaths().Select(p => Path.Combine(p, plat.Name, plat.CpuArch, name)).ToList(); |
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var dll = paths.FirstOrDefault(File.Exists); |
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var msg = "Unable to find native library in following paths: '" + |
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string.Join("', '", paths) + "'"; |
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Console.Error.WriteLine(msg); |
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if (dll == null) |
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throw new FileNotFoundException(msg); |
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IntPtr hLib = plat.Loader.LoadLibrary(dll); |
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IntPtr pGetMethodTable = plat.Loader.GetProcAddress(hLib, "GetPerspexMethodTable"); |
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var getTable = (GetPerspexMethodTableDelegate) |
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Marshal.GetDelegateForFunctionPointer(pGetMethodTable, typeof (GetPerspexMethodTableDelegate)); |
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return getTable(); |
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} |
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)] |
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delegate IntPtr GetPerspexMethodTableDelegate(); |
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internal interface IDynLoader |
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{ |
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IntPtr LoadLibrary(string dll); |
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IntPtr GetProcAddress(IntPtr dll, string proc); |
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} |
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class LinuxLoader : IDynLoader |
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{ |
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// ReSharper disable InconsistentNaming
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[DllImport("libdl.so.2")] |
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private static extern IntPtr dlopen(string path, int flags); |
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[DllImport("libdl.so.2")] |
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private static extern IntPtr dlsym(IntPtr handle, string symbol); |
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[DllImport("libdl.so.2")] |
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private static extern IntPtr dlerror(); |
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// ReSharper restore InconsistentNaming
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static string DlError() |
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{ |
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return Marshal.PtrToStringAuto(dlerror()); |
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} |
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public IntPtr LoadLibrary(string dll) |
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{ |
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var handle = dlopen(dll, 1); |
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if (handle == IntPtr.Zero) |
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throw new Win32Exception(DlError()); |
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return handle; |
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} |
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public IntPtr GetProcAddress(IntPtr dll, string proc) |
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{ |
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var ptr = dlsym(dll, proc); |
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if (ptr == IntPtr.Zero) |
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throw new Win32Exception(DlError()); |
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return ptr; |
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} |
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} |
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internal class Win32Loader : IDynLoader |
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{ |
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[DllImport("kernel32", CharSet = CharSet.Ansi, ExactSpelling = true, SetLastError = true)] |
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private static extern IntPtr GetProcAddress(IntPtr hModule, string procName); |
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[DllImport("kernel32", EntryPoint = "LoadLibraryW", SetLastError = true, CharSet = CharSet.Unicode)] |
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private static extern IntPtr LoadLibrary(string lpszLib); |
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[DllImport("kernel32", EntryPoint = "SetDllDirectoryW", SetLastError = true, CharSet = CharSet.Unicode)] |
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extern static bool SetDllDirectory(string lpPathName); |
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[DllImport("kernel32", EntryPoint = "GetDllDirectoryW", SetLastError = true, CharSet = CharSet.Unicode)] |
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extern static int GetDllDirectory(int nBufferLength, char[] lpBuffer); |
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IntPtr IDynLoader.LoadLibrary(string dll) |
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{ |
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var buffer = new char[2048]; |
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int oldLen = GetDllDirectory(buffer.Length, buffer); |
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var oldDir = new string(buffer, 0, oldLen); |
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SetDllDirectory(Path.GetDirectoryName(dll)); |
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var handle = LoadLibrary(dll); |
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if (handle == IntPtr.Zero) |
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throw new Win32Exception(Marshal.GetLastWin32Error()); |
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SetDllDirectory(oldDir); |
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return handle; |
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} |
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IntPtr IDynLoader.GetProcAddress(IntPtr dll, string proc) |
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{ |
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var ptr = GetProcAddress(dll, proc); |
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if (ptr == IntPtr.Zero) |
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throw new Win32Exception(Marshal.GetLastWin32Error()); |
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return ptr; |
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} |
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} |
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class OsxLoader : IDynLoader |
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{ |
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// ReSharper disable InconsistentNaming
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[DllImport("/usr/lib/libSystem.dylib")] |
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public static extern IntPtr dlopen(string path, int mode); |
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[DllImport("/usr/lib/libSystem.dylib")] |
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private static extern IntPtr dlsym(IntPtr handle, string symbol); |
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[DllImport("/usr/lib/libSystem.dylib")] |
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private static extern IntPtr dlerror(); |
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// ReSharper restore InconsistentNaming
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static string DlError() |
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{ |
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return Marshal.PtrToStringAuto(dlerror()); |
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} |
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public IntPtr LoadLibrary(string dll) |
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{ |
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var handle = dlopen(dll, 1); |
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if (handle == IntPtr.Zero) |
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throw new Win32Exception(DlError()); |
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return handle; |
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} |
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public IntPtr GetProcAddress(IntPtr dll, string proc) |
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{ |
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var ptr = dlsym(dll, proc); |
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if (ptr == IntPtr.Zero) |
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throw new Win32Exception(DlError()); |
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return ptr; |
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} |
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} |
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} |
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} |
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*/ |
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@ -0,0 +1,107 @@ |
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using System; |
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using System.Reflection; |
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using Perspex.Input; |
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using Perspex.Input.Platform; |
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using Perspex.iOS; |
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using Perspex.Platform; |
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using Perspex.Shared.PlatformSupport; |
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using Perspex.Skia; |
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using UIKit; |
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namespace Perspex |
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{ |
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public static class iOSApplicationExtensions |
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{ |
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public static AppT UseiOS<AppT>(this AppT app) where AppT : Application |
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{ |
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Perspex.iOS.iOSPlatform.Initialize(); |
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return app; |
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} |
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// I wish I could merge this with the SkiaPlatform itself. Might be possible
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// once we switch to SkiaSharp
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public static AppT UseSkiaViewHost<AppT>(this AppT app) where AppT : Application |
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{ |
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var window = new UIWindow(UIScreen.MainScreen.Bounds); |
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var controller = new PerspexViewController(window); |
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window.RootViewController = controller; |
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window.MakeKeyAndVisible(); |
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PerspexLocator.CurrentMutable |
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.Bind<IWindowingPlatform>().ToConstant(new WindowingPlatform(controller.PerspexView)); |
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SkiaPlatform.Initialize(); |
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return app; |
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} |
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public static AppT UseAssetAssembly<AppT>(this AppT app, Assembly assembly) where AppT : Application |
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{ |
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// Asset loading searches our own assembly?
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var loader = new AssetLoader(assembly); |
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PerspexLocator.CurrentMutable.Bind<IAssetLoader>().ToConstant(loader); |
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return app; |
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} |
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// This is somewhat generic, could probably put this elsewhere. But I don't think
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// it should part of the iOS App Delegate
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//
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class WindowingPlatform : IWindowingPlatform |
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{ |
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private readonly IWindowImpl _window; |
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public WindowingPlatform(IWindowImpl window) |
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{ |
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_window = window; |
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} |
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public IWindowImpl CreateWindow() |
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{ |
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return _window; |
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} |
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public IWindowImpl CreateEmbeddableWindow() |
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{ |
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throw new NotImplementedException(); |
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} |
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public IPopupImpl CreatePopup() |
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{ |
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throw new NotImplementedException(); |
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} |
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} |
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} |
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} |
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namespace Perspex.iOS |
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{ |
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// TODO: Perhaps we should make this class handle all these interfaces directly, like we
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// do for Win32 and Gtk
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//
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public class iOSPlatform //: IPlatformThreadingInterface, IPlatformSettings, IWindowingPlatform
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{ |
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internal static MouseDevice MouseDevice; |
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internal static KeyboardDevice KeyboardDevice; |
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public static void Initialize() |
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{ |
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MouseDevice = new MouseDevice(); |
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KeyboardDevice = new KeyboardDevice(); |
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// refactored
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//SharedPlatform.Register(appType.Assembly);
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PerspexLocator.CurrentMutable |
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.Bind<IPclPlatformWrapper>().ToSingleton<PclPlatformWrapper>() |
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.Bind<IClipboard>().ToTransient<Clipboard>() |
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//.Bind<ISystemDialogImpl>().ToTransient<SystemDialogImpl>()
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.Bind<IStandardCursorFactory>().ToTransient<CursorFactory>() |
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.Bind<IKeyboardDevice>().ToConstant(KeyboardDevice) |
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.Bind<IMouseDevice>().ToConstant(MouseDevice) |
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.Bind<IPlatformSettings>().ToSingleton<PlatformSettings>() |
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.Bind<IPlatformThreadingInterface>().ToConstant(PlatformThreadingInterface.Instance); |
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} |
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} |
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} |
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