handle key events (#8279)

src/modules/fancyzones/editor/FancyZonesEditor/App.xaml.cs

@@ -91,6 +91,22 @@ namespace FancyZonesEditor
             Overlay.Show();
         }
 
+        public void App_KeyUp(object sender, System.Windows.Input.KeyEventArgs e)
+        {
+            if (e.Key == System.Windows.Input.Key.LeftShift || e.Key == System.Windows.Input.Key.RightShift)
+            {
+                MainWindowSettings.IsShiftKeyPressed = false;
+            }
+        }
+
+        public void App_KeyDown(object sender, System.Windows.Input.KeyEventArgs e)
+        {
+            if (e.Key == System.Windows.Input.Key.LeftShift || e.Key == System.Windows.Input.Key.RightShift)
+            {
+                MainWindowSettings.IsShiftKeyPressed = true;
+            }
+        }
+
         public static void ShowExceptionMessageBox(string message, Exception exception = null)
         {
             string fullMessage = FancyZonesEditor.Properties.Resources.Error_Report + PowerToysIssuesURL + " \n" + message;

src/modules/fancyzones/editor/FancyZonesEditor/GridEditorWindow.xaml.cs

@@ -19,6 +19,7 @@ namespace FancyZonesEditor
             InitializeComponent();
 
             KeyUp += GridEditorWindow_KeyUp;
+            KeyDown += ((App)Application.Current).App_KeyDown;
 
             _stashedModel = (GridLayoutModel)(App.Overlay.CurrentDataContext as GridLayoutModel).Clone();
         }
@@ -36,6 +37,8 @@ namespace FancyZonesEditor
             {
                 OnCancel(sender, null);
             }
+
+            ((App)Application.Current).App_KeyUp(sender, e);
         }
 
         private GridLayoutModel _stashedModel;

src/modules/fancyzones/editor/FancyZonesEditor/Models/Monitor.cs

@@ -5,6 +5,7 @@
 using System;
 using System.Reflection;
 using System.Windows;
+using System.Windows.Input;
 using System.Windows.Media;
 using FancyZonesEditor.Utils;
 
@@ -32,6 +33,9 @@ namespace FancyZonesEditor.Models
                 Window.Background = (Brush)properties[milliseconds % properties.Length].GetValue(null, null);
             }
 
+            Window.KeyUp += ((App)Application.Current).App_KeyUp;
+            Window.KeyDown += ((App)Application.Current).App_KeyDown;
+
             Window.Left = workArea.X;
             Window.Top = workArea.Y;
             Window.Width = workArea.Width;