Integrate keyboard manager with settings v2[Part-2] (#2107)

* Added CustomAction Data Models

* Updated data model

* Updated Button command trigger for keyboard manager

* Integerated custom actions in Keyboard manager module backend

* Allow Runner to launch windows on foreground

* Refactor and moved the execution logic to background thread

* Removed non-required unlock calls

* Fixed typo

* Resolve PR comments

src/core/Microsoft.PowerToys.Settings.UI.Lib/CustomAction/CustomActionDataModel.cs

@@ -0,0 +1,17 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Text.Json.Serialization;
+
+namespace Microsoft.PowerToys.Settings.UI.Lib.CustomAction
+{
+    public class CustomActionDataModel
+    {
+        [JsonPropertyName("action_name")]
+        public string Name { get; set; }
+
+        [JsonPropertyName("value")]
+        public string Value { get; set; }
+    }
+}

src/core/Microsoft.PowerToys.Settings.UI.Lib/CustomAction/CustomNamePolicy.cs

@@ -0,0 +1,24 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Text.Json;
+
+namespace Microsoft.PowerToys.Settings.UI.Lib.CustomAction
+{
+    public class CustomNamePolicy : JsonNamingPolicy
+    {
+        private Func<string, string> convertDelegate;
+
+        public CustomNamePolicy(Func<string, string> convertDelegate)
+        {
+            this.convertDelegate = convertDelegate;
+        }
+
+        public override string ConvertName(string name)
+        {
+            return convertDelegate(name);
+        }
+    }
+}

src/core/Microsoft.PowerToys.Settings.UI.Lib/CustomAction/ModuleCustomAction.cs

@@ -0,0 +1,11 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+namespace Microsoft.PowerToys.Settings.UI.Lib.CustomAction
+{
+    public class ModuleCustomAction
+    {
+        public CustomActionDataModel ModuleAction { get; set; }
+    }
+}

src/core/Microsoft.PowerToys.Settings.UI.Lib/CustomAction/SendCustomAction.cs

@@ -0,0 +1,35 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace Microsoft.PowerToys.Settings.UI.Lib.CustomAction
+{
+    public class SendCustomAction
+    {
+        private readonly string moduleName;
+
+        public SendCustomAction(string moduleName)
+        {
+            this.moduleName = moduleName;
+        }
+
+        [JsonPropertyName("action")]
+        public ModuleCustomAction Action { get; set; }
+
+        public string ToJsonString()
+        {
+            var jsonSerializerOptions = new JsonSerializerOptions
+            {
+                PropertyNamingPolicy = new CustomNamePolicy((propertyName) =>
+                {
+                    return propertyName.Equals("ModuleAction") ? moduleName : propertyName;
+                }),
+            };
+
+            return JsonSerializer.Serialize(this, jsonSerializerOptions);
+        }
+    }
+}

src/core/Microsoft.PowerToys.Settings.UI.Lib/Utilities/Helper.cs

@@ -0,0 +1,47 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Diagnostics;
+using System.Runtime.InteropServices;
+using Microsoft.PowerToys.Settings.UI.Lib.CustomAction;
+
+namespace Microsoft.PowerToys.Settings.UI.Lib.Utilities
+{
+    public class Helper
+    {
+        public static bool AllowRunnerToForeground()
+        {
+            var result = false;
+            var processes = Process.GetProcessesByName("PowerToys");
+            if (processes.Length > 0)
+            {
+                var pid = processes[0].Id;
+                result = AllowSetForegroundWindow(pid);
+            }
+
+            return result;
+        }
+
+        public static string GetSerializedCustomAction(string moduleName, string actionName, string actionValue)
+        {
+            var customAction = new CustomActionDataModel
+            {
+                Name = actionName,
+                Value = actionValue,
+            };
+
+            var moduleCustomAction = new ModuleCustomAction
+            {
+                ModuleAction = customAction,
+            };
+
+            var sendCustomAction = new SendCustomAction(moduleName);
+            sendCustomAction.Action = moduleCustomAction;
+            return sendCustomAction.ToJsonString();
+        }
+
+        [DllImport("user32.dll")]
+        private static extern bool AllowSetForegroundWindow(int dwProcessId);
+    }
+}

src/core/Microsoft.PowerToys.Settings.UI/ViewModels/KeyboardManagerViewModel.cs

@@ -1,15 +1,50 @@
 // Copyright (c) Microsoft Corporation
 // The Microsoft Corporation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
-
-using Microsoft.PowerToys.Settings.UI.Helpers;
-
-namespace Microsoft.PowerToys.Settings.UI.ViewModels
-{
-    public class KeyboardManagerViewModel : Observable
-    {
-        public KeyboardManagerViewModel()
-        {
-        }
-    }
-}
+
+using System.Threading.Tasks;
+using System.Windows.Input;
+using Microsoft.PowerToys.Settings.UI.Helpers;
+using Microsoft.PowerToys.Settings.UI.Lib.Utilities;
+using Microsoft.PowerToys.Settings.UI.Views;
+
+namespace Microsoft.PowerToys.Settings.UI.ViewModels
+{
+    public class KeyboardManagerViewModel : Observable
+    {
+        private ICommand remapKeyboardCommand;
+        private ICommand editShortcutCommand;
+
+        public ICommand RemapKeyboardCommand => remapKeyboardCommand ?? (remapKeyboardCommand = new RelayCommand(OnRemapKeyboard));
+
+        public ICommand EditShortcutCommand => editShortcutCommand ?? (editShortcutCommand = new RelayCommand(OnEditShortcut));
+
+        public KeyboardManagerViewModel()
+        {
+        }
+
+        private async void OnRemapKeyboard()
+        {
+            await Task.Run(() => OnRemapKeyboardBackground());
+        }
+
+        private async void OnEditShortcut()
+        {
+            await Task.Run(() => OnEditShortcutBackground());
+        }
+
+        private async Task OnRemapKeyboardBackground()
+        {
+            Helper.AllowRunnerToForeground();
+            ShellPage.DefaultSndMSGCallback(Helper.GetSerializedCustomAction("Keyboard Manager", "RemapKeyboard", "Create Remap Keyboard Window"));
+            await Task.CompletedTask;
+        }
+
+        private async Task OnEditShortcutBackground()
+        {
+            Helper.AllowRunnerToForeground();
+            ShellPage.DefaultSndMSGCallback(Helper.GetSerializedCustomAction("Keyboard Manager", "EditShortcut", "Create Edit Shortcut Window"));
+            await Task.CompletedTask;
+        }
+    }
+}

src/core/Microsoft.PowerToys.Settings.UI/Views/KeyboardManagerPage.xaml

@@ -122,7 +122,8 @@
 
             <Button x:Uid="KeyboardManager_RemapKeyboardButton"
                     Margin="{StaticResource SmallTopMargin}"
-                    Style="{StaticResource ButtonRevealStyle}"/>
+                    Style="{StaticResource ButtonRevealStyle}"
+                    Command="{Binding Path=RemapKeyboardCommand}"/>
 
             <ListView x:Name="RemapKeysList"
                       ItemsSource="{StaticResource dummyData}"
@@ -143,7 +144,8 @@
 
             <Button x:Uid="KeyboardManager_RemapShortcutsButton"
                     Margin="{StaticResource SmallTopMargin}"
-                    Style="{StaticResource ButtonRevealStyle}"/>
+                    Style="{StaticResource ButtonRevealStyle}"
+                    Command="{Binding Path=EditShortcutCommand}"/>
 
             <ListView x:Name="RemapShortcutsList"  
                       ItemsSource="{StaticResource dummyData}"

src/core/Microsoft.PowerToys.Settings.UI/Views/KeyboardManagerPage.xaml.cs

@@ -2,21 +2,22 @@
 // The Microsoft Corporation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using Microsoft.PowerToys.Settings.UI.ViewModels;
-using Windows.UI.Xaml.Controls;
-
-namespace Microsoft.PowerToys.Settings.UI.Views
-{
-    /// <summary>
-    /// An empty page that can be used on its own or navigated to within a Frame.
-    /// </summary>
-    public sealed partial class KeyboardManagerPage : Page
-    {
-        public KeyboardManagerViewModel ViewModel { get; } = new KeyboardManagerViewModel();
-
-        public KeyboardManagerPage()
-        {
-            InitializeComponent();
-        }
-    }
-}
+using Microsoft.PowerToys.Settings.UI.ViewModels;
+using Windows.UI.Xaml.Controls;
+
+namespace Microsoft.PowerToys.Settings.UI.Views
+{
+    /// <summary>
+    /// An empty page that can be used on its own or navigated to within a Frame.
+    /// </summary>
+    public sealed partial class KeyboardManagerPage : Page
+    {
+        public KeyboardManagerViewModel ViewModel { get; } = new KeyboardManagerViewModel();
+
+        public KeyboardManagerPage()
+        {
+            InitializeComponent();
+            DataContext = ViewModel;
+        }
+    }
+}

src/modules/keyboardmanager/dll/dllmain.cpp

@@ -5,7 +5,8 @@
 #include <common/settings_objects.h>
 #include "trace.h"
 #include "resource.h"
-#include <keyboardmanager/ui/MainWindow.h>
+#include <keyboardmanager/ui/EditKeyboardWindow.h>
+#include <keyboardmanager/ui/EditShortcutsWindow.h>
 #include <keyboardmanager/common/KeyboardManagerState.h>
 #include <keyboardmanager/common/Shortcut.h>
 #include <keyboardmanager/common/RemapShortcut.h>
@@ -149,10 +150,22 @@ class KeyboardManager : public PowertoyModuleIface
             // Parse the action values, including name.
             PowerToysSettings::CustomActionObject action_object =
                 PowerToysSettings::CustomActionObject::from_json_string(action);
+            HINSTANCE hInstance = reinterpret_cast<HINSTANCE>(&__ImageBase);
 
-            //if (action_object.get_name() == L"custom_action_id") {
-            //  // Execute your custom action
-            //}
+            if (action_object.get_name() == L"RemapKeyboard") 
+            {
+                if (!CheckEditKeyboardWindowActive())
+                {
+                    std::thread(createEditKeyboardWindow, hInstance, std::ref(keyboardManagerState)).detach();
+                }
+            }
+            else if (action_object.get_name() == L"EditShortcut")
+            {
+                if (!CheckEditShortcutsWindowActive())
+                {
+                    std::thread(createEditShortcutsWindow, hInstance, std::ref(keyboardManagerState)).detach();
+                }
+            }
         }
         catch (std::exception&)
         {
@@ -183,8 +196,6 @@ class KeyboardManager : public PowertoyModuleIface
     virtual void enable()
     {
         m_enabled = true;
-        HINSTANCE hInstance = reinterpret_cast<HINSTANCE>(&__ImageBase);
-        std::thread(createMainWindow, hInstance, std::ref(keyboardManagerState)).detach();
         start_lowlevel_keyboard_hook();
     }
 

src/modules/keyboardmanager/ui/EditKeyboardWindow.cpp

@@ -8,6 +8,9 @@ LRESULT CALLBACK EditKeyboardWindowProc(HWND, UINT, WPARAM, LPARAM);
 HWND hWndXamlIslandEditKeyboardWindow = nullptr;
 // This variable is used to check if window registration has been done to avoid repeated registration leading to an error.
 bool isEditKeyboardWindowRegistrationCompleted = false;
+// Holds the native window handle of EditKeyboard Window.
+HWND hwndEditKeyboardNativeWindow = nullptr;
+std::mutex editKeyboardWindowMutex;
 
 // Function to create the Edit Keyboard Window
 void createEditKeyboardWindow(HINSTANCE hInst, KeyboardManagerState& keyboardManagerState)
@@ -52,6 +55,11 @@ void createEditKeyboardWindow(HINSTANCE hInst, KeyboardManagerState& keyboardMan
         return;
     }
 
+    // Store the newly created Edit Keyboard window's handle.
+    std::unique_lock<std::mutex> hwndLock(editKeyboardWindowMutex);
+    hwndEditKeyboardNativeWindow = _hWndEditKeyboardWindow;
+    hwndLock.unlock();
+
     // This DesktopWindowXamlSource is the object that enables a non-UWP desktop application
     // to host UWP controls in any UI element that is associated with a window handle (HWND).
     DesktopWindowXamlSource desktopSource;
@@ -227,6 +235,10 @@ void createEditKeyboardWindow(HINSTANCE hInst, KeyboardManagerState& keyboardMan
         DispatchMessage(&msg);
     }
     desktopSource.Close();
+
+    hWndXamlIslandEditKeyboardWindow = nullptr;
+    hwndLock.lock();
+    hwndEditKeyboardNativeWindow = nullptr;
 }
 
 LRESULT CALLBACK EditKeyboardWindowProc(HWND hWnd, UINT messageCode, WPARAM wParam, LPARAM lParam)
@@ -248,3 +260,22 @@ LRESULT CALLBACK EditKeyboardWindowProc(HWND hWnd, UINT messageCode, WPARAM wPar
 
     return 0;
 }
+
+bool CheckEditKeyboardWindowActive()
+{
+    bool result = false;
+    std::unique_lock<std::mutex> hwndLock(editKeyboardWindowMutex);
+    if (hwndEditKeyboardNativeWindow != nullptr)
+    {
+        // Check if the window is minimized if yes then restore the window.
+        if (IsIconic(hwndEditKeyboardNativeWindow))
+        {
+            ShowWindow(hwndEditKeyboardNativeWindow, SW_RESTORE);
+        }
+        // If there is an already existing window no need to create a new open bring it on foreground.
+        SetForegroundWindow(hwndEditKeyboardNativeWindow);
+        result = true;
+    }
+
+    return result;
+}

src/modules/keyboardmanager/ui/EditKeyboardWindow.h

@@ -2,4 +2,7 @@
 #include <keyboardmanager/common/KeyboardManagerState.h>
 
 // Function to create the Edit Keyboard Window
-__declspec(dllexport) void createEditKeyboardWindow(HINSTANCE hInst, KeyboardManagerState& keyboardManagerState);
+__declspec(dllexport) void createEditKeyboardWindow(HINSTANCE hInst, KeyboardManagerState& keyboardManagerState);
+
+// Function to check if there is already a window active if yes bring to foreground.
+__declspec(dllexport) bool CheckEditKeyboardWindowActive();