Focus OneNote when its opened

Author: Odotocodot

Flow.Launcher.Plugin.OneNote/Flow.Launcher.Plugin.OneNote.csproj

@@ -11,6 +11,7 @@
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
     <UseWPF>true</UseWPF>
     <UseWindowsForms>true</UseWindowsForms>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks> <!-- Required for bringing OneNote to front -->
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">

Flow.Launcher.Plugin.OneNote/ResultCreator.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Threading.Tasks;
 using System.Windows.Controls;
 using Flow.Launcher.Plugin.OneNote.Icons;
 using Flow.Launcher.Plugin.OneNote.UI.Views;
@@ -99,6 +100,7 @@ public List<Result> EmptyQuery()
                     Action = c =>
                     {
                         OneNoteApplication.CreateQuickNote(true);
+                        WindowHelper.FocusOneNote();
                         return true;
                     },
                 },
@@ -120,6 +122,8 @@ public List<Result> EmptyQuery()
                                  .OrderByDescending(pg => pg.LastModified)
                                  .First()
                                  .OpenInOneNote();
+                        
+                        WindowHelper.FocusOneNote();
                         return true;
                     },
                 },
@@ -196,16 +200,20 @@ public Result CreateOneNoteItemResult(IOneNoteItem item, bool actionIsAutoComple
                 Score = score,
                 Icon = iconProvider.GetIcon(iconInfo),
                 ContextData = item,
-                Action = c =>
+                AsyncAction = async _ =>
                 {
                     if (actionIsAutoComplete)
                     {
                         context.API.ChangeQuery($"{autoCompleteText}", true);
                         return false;
                     }
 
-                    item.Sync();
-                    item.OpenInOneNote();
+                    await Task.Run(() =>
+                    {
+                        item.Sync();
+                        item.OpenInOneNote();
+                    });
+                    WindowHelper.FocusOneNote();
                     return true;
                 },
             };
@@ -237,6 +245,7 @@ public Result CreateNewPageResult(string newPageName, OneNoteSection section)
                 {
                     OneNoteApplication.CreatePage(section, newPageName, true);
                     Main.ForceReQuery();
+                    WindowHelper.FocusOneNote();
                     return true;
                 },
             };
@@ -273,6 +282,7 @@ public Result CreateNewSectionResult(string newSectionName, IOneNoteItem parent)
                     }
 
                     Main.ForceReQuery();
+                    WindowHelper.FocusOneNote();
                     return true;
                 },
             };
@@ -309,6 +319,7 @@ public Result CreateNewSectionGroupResult(string newSectionGroupName, IOneNoteIt
                     }
 
                     Main.ForceReQuery();
+                    WindowHelper.FocusOneNote();
                     return true;
                 },
             };
@@ -336,6 +347,7 @@ public Result CreateNewNotebookResult(string newNotebookName)
 
                     OneNoteApplication.CreateNotebook(newNotebookName, true);
                     Main.ForceReQuery();
+                    WindowHelper.FocusOneNote();
                     return true;
                 },
             };

Flow.Launcher.Plugin.OneNote/UI/ViewModels/NewOneNotePageViewModel.cs

@@ -34,6 +34,7 @@ private void CreatePage(bool openImmediately)
 			{
 				page.OpenInOneNote();
 				context.API.HideMainWindow();
+				WindowHelper.FocusOneNote();
 			}
 			else
 			{

Flow.Launcher.Plugin.OneNote/WindowHelper.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Diagnostics;
+using System.Linq;
+using System.Runtime.InteropServices;
+
+namespace Flow.Launcher.Plugin.OneNote
+{
+    //https://stackoverflow.com/questions/2636721/bring-another-processes-window-to-foreground-when-it-has-showintaskbar-false
+    public static partial class WindowHelper
+    {
+        public static void FocusOneNote()
+        {
+            var process = Process.GetProcessesByName("onenote").FirstOrDefault();
+            if (process == null) 
+                return;
+            IntPtr handle = process.MainWindowHandle;
+            if (IsIconic(handle))
+            {
+                ShowWindow(handle, SW_RESTORE);
+            }
+
+            SetForegroundWindow(handle);
+        }
+        const int SW_RESTORE = 9;
+
+        [LibraryImport("User32.dll")]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        private static partial bool SetForegroundWindow(IntPtr handle);
+        
+        [LibraryImport("User32.dll")]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        private static partial bool ShowWindow(IntPtr handle, int nCmdShow);
+        
+        [LibraryImport("User32.dll")]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        private static partial bool IsIconic(IntPtr handle);
+    }
+}