internal static void Initialize(Game game)
{
if (Initialized)
{
return;
}
Initialized = true;
Type t_TextInputExt = typeof(Keyboard).Assembly.GetType("Microsoft.Xna.Framework.Input.TextInputEXT");
EventInfo e_TextInput = t_TextInputExt?.GetEvent("TextInput");
if (e_TextInput != null)
{
// FNA offers Microsoft.Xna.Framework.Input.TextInputEXT,
// public static event Action<char> TextInput;
e_TextInput.AddEventHandler(null, new Action <char>(ReceiveTextInput).CastDelegate(e_TextInput.EventHandlerType));
// SDL2 offers SDL_GetClipboardText and SDL_SetClipboardText
Type t_SDL2 = typeof(Keyboard).Assembly.GetType("SDL2.SDL");
_GetClipboardText = t_SDL2.GetMethod("SDL_GetClipboardText").CreateDelegate(typeof(Func <string>)) as Func <string>;
Func <string, int> setClipboardText = t_SDL2.GetMethod("SDL_SetClipboardText").CreateDelegate(typeof(Func <string, int>)) as Func <string, int>;
_SetClipboardText = value => setClipboardText(value);
}
else
{
// XNA requires WinForms message hooks.
FormsHook = new XNAFormsHook(game.Window.Handle, (ref Message msg) => {
if (msg.Msg != 0x0102)
{
return;
}
ReceiveTextInput((char)msg.WParam);
});
// WinForms offers Clipboard.GetText and SetText
Type t_Clipboard = Assembly.Load("System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089").GetType("System.Windows.Forms.Clipboard");
Func <string> getClipboardText = t_Clipboard.GetMethod("GetText", new Type[] { }).CreateDelegate(typeof(Func <string>)) as Func <string>;
_GetClipboardText = () => STAThreadHelper.Get(getClipboardText).GetResult();
Action <string> setClipboardText = t_Clipboard.GetMethod("SetText", new Type[] { typeof(string) }).CreateDelegate(typeof(Action <string>)) as Action <string>;
_SetClipboardText = (value) => STAThreadHelper.Get(() => {
try {
setClipboardText(string.IsNullOrEmpty(value) ? "\0" : value);
} catch (ExternalException e) {
Logger.Log(LogLevel.Warn, "TextInputs", "Failed to set the clipboard");
Logger.LogDetailed(e);
}
return(value);
}).GetResult();
}
}
public STAThreadHelper(Game game)
: base(game)
{
Instance = this;
UpdateOrder = -500000;
WaitTokenSource = new CancellationTokenSource();
Worker = new Thread(WorkerLoop)
{
Name = "Everest STAThread Worker",
IsBackground = true
};
Worker.SetApartmentState(ApartmentState.STA);
Worker.Start();
}