1 files changed, 200 insertions, 0 deletions
diff --git a/src/Ryujinx.Gtk3/UI/Applet/GtkHostUIHandler.cs b/src/Ryujinx.Gtk3/UI/Applet/GtkHostUIHandler.cs
new file mode 100644
index 00000000..1d918d21
--- /dev/null
+++ b/src/Ryujinx.Gtk3/UI/Applet/GtkHostUIHandler.cs
@@ -0,0 +1,200 @@
+using Gtk;
+using Ryujinx.HLE.HOS.Applets;
+using Ryujinx.HLE.HOS.Services.Am.AppletOE.ApplicationProxyService.ApplicationProxy.Types;
+using Ryujinx.HLE.UI;
+using Ryujinx.UI.Widgets;
+using System;
+using System.Threading;
+
+namespace Ryujinx.UI.Applet
+{
+    internal class GtkHostUIHandler : IHostUIHandler
+    {
+        private readonly Window _parent;
+
+        public IHostUITheme HostUITheme { get; }
+
+        public GtkHostUIHandler(Window parent)
+        {
+            _parent = parent;
+
+            HostUITheme = new GtkHostUITheme(parent);
+        }
+
+        public bool DisplayMessageDialog(ControllerAppletUIArgs args)
+        {
+            string playerCount = args.PlayerCountMin == args.PlayerCountMax ? $"exactly {args.PlayerCountMin}" : $"{args.PlayerCountMin}-{args.PlayerCountMax}";
+
+            string message = $"Application requests <b>{playerCount}</b> player(s) with:\n\n"
+                           + $"<tt><b>TYPES:</b> {args.SupportedStyles}</tt>\n\n"
+                           + $"<tt><b>PLAYERS:</b> {string.Join(", ", args.SupportedPlayers)}</tt>\n\n"
+                           + (args.IsDocked ? "Docked mode set. <tt>Handheld</tt> is also invalid.\n\n" : "")
+                           + "<i>Please reconfigure Input now and then press OK.</i>";
+
+            return DisplayMessageDialog("Controller Applet", message);
+        }
+
+        public bool DisplayMessageDialog(string title, string message)
+        {
+            ManualResetEvent dialogCloseEvent = new(false);
+
+            bool okPressed = false;
+
+            Application.Invoke(delegate
+            {
+                MessageDialog msgDialog = null;
+
+                try
+                {
+                    msgDialog = new MessageDialog(_parent, DialogFlags.DestroyWithParent, MessageType.Info, ButtonsType.Ok, null)
+                    {
+                        Title = title,
+                        Text = message,
+                        UseMarkup = true,
+                    };
+
+                    msgDialog.SetDefaultSize(400, 0);
+
+                    msgDialog.Response += (object o, ResponseArgs args) =>
+                    {
+                        if (args.ResponseId == ResponseType.Ok)
+                        {
+                            okPressed = true;
+                        }
+
+                        dialogCloseEvent.Set();
+                        msgDialog?.Dispose();
+                    };
+
+                    msgDialog.Show();
+                }
+                catch (Exception ex)
+                {
+                    GtkDialog.CreateErrorDialog($"Error displaying Message Dialog: {ex}");
+
+                    dialogCloseEvent.Set();
+                }
+            });
+
+            dialogCloseEvent.WaitOne();
+
+            return okPressed;
+        }
+
+        public bool DisplayInputDialog(SoftwareKeyboardUIArgs args, out string userText)
+        {
+            ManualResetEvent dialogCloseEvent = new(false);
+
+            bool okPressed = false;
+            bool error = false;
+            string inputText = args.InitialText ?? "";
+
+            Application.Invoke(delegate
+            {
+                try
+                {
+                    var swkbdDialog = new SwkbdAppletDialog(_parent)
+                    {
+                        Title = "Software Keyboard",
+                        Text = args.HeaderText,
+                        SecondaryText = args.SubtitleText,
+                    };
+
+                    swkbdDialog.InputEntry.Text = inputText;
+                    swkbdDialog.InputEntry.PlaceholderText = args.GuideText;
+                    swkbdDialog.OkButton.Label = args.SubmitText;
+
+                    swkbdDialog.SetInputLengthValidation(args.StringLengthMin, args.StringLengthMax);
+                    swkbdDialog.SetInputValidation(args.KeyboardMode);
+
+                    if (swkbdDialog.Run() == (int)ResponseType.Ok)
+                    {
+                        inputText = swkbdDialog.InputEntry.Text;
+                        okPressed = true;
+                    }
+
+                    swkbdDialog.Dispose();
+                }
+                catch (Exception ex)
+                {
+                    error = true;
+
+                    GtkDialog.CreateErrorDialog($"Error displaying Software Keyboard: {ex}");
+                }
+                finally
+                {
+                    dialogCloseEvent.Set();
+                }
+            });
+
+            dialogCloseEvent.WaitOne();
+
+            userText = error ? null : inputText;
+
+            return error || okPressed;
+        }
+
+        public void ExecuteProgram(HLE.Switch device, ProgramSpecifyKind kind, ulong value)
+        {
+            device.Configuration.UserChannelPersistence.ExecuteProgram(kind, value);
+            ((MainWindow)_parent).RendererWidget?.Exit();
+        }
+
+        public bool DisplayErrorAppletDialog(string title, string message, string[] buttons)
+        {
+            ManualResetEvent dialogCloseEvent = new(false);
+
+            bool showDetails = false;
+
+            Application.Invoke(delegate
+            {
+                try
+                {
+                    ErrorAppletDialog msgDialog = new(_parent, DialogFlags.DestroyWithParent, MessageType.Error, buttons)
+                    {
+                        Title = title,
+                        Text = message,
+                        UseMarkup = true,
+                        WindowPosition = WindowPosition.CenterAlways,
+                    };
+
+                    msgDialog.SetDefaultSize(400, 0);
+
+                    msgDialog.Response += (object o, ResponseArgs args) =>
+                    {
+                        if (buttons != null)
+                        {
+                            if (buttons.Length > 1)
+                            {
+                                if (args.ResponseId != (ResponseType)(buttons.Length - 1))
+                                {
+                                    showDetails = true;
+                                }
+                            }
+                        }
+
+                        dialogCloseEvent.Set();
+                        msgDialog?.Dispose();
+                    };
+
+                    msgDialog.Show();
+                }
+                catch (Exception ex)
+                {
+                    GtkDialog.CreateErrorDialog($"Error displaying ErrorApplet Dialog: {ex}");
+
+                    dialogCloseEvent.Set();
+                }
+            });
+
+            dialogCloseEvent.WaitOne();
+
+            return showDetails;
+        }
+
+        public IDynamicTextInputHandler CreateDynamicTextInputHandler()
+        {
+            return new GtkDynamicTextInputHandler(_parent);
+        }
+    }
+}