OS compatibility check for SetProcessDpiAwareness (Windows 8.1 or newer) (#1816)

8 years ago · 9555a914a9
1 changed files with 6 additions and 1 deletions
--- a/src/Windows/Avalonia.Win32/Win32Platform.cs
+++ b/src/Windows/Avalonia.Win32/Win32Platform.cs
@ -50,7 +50,12 @@ namespace Avalonia.Win32
            // Declare that this process is aware of per monitor DPI
            if (UnmanagedMethods.ShCoreAvailable)
            {
-                UnmanagedMethods.SetProcessDpiAwareness(UnmanagedMethods.PROCESS_DPI_AWARENESS.PROCESS_PER_MONITOR_DPI_AWARE);
+                var osVersion = Environment.OSVersion.Version;
+                if (osVersion.Major > 6 || (osVersion.Major == 6 && osVersion.Minor > 2))
+                {
+                    UnmanagedMethods.SetProcessDpiAwareness(UnmanagedMethods.PROCESS_DPI_AWARENESS
+                        .PROCESS_PER_MONITOR_DPI_AWARE);
+                }
            }

            CreateMessageWindow();