Enable High DPI support (#231)

Author: JDDKCN

Source/GrasscutterTools/GrasscutterTools.csproj

@@ -352,6 +352,7 @@
     <Compile Include="Utils\ArtifactUtils.cs" />
     <Compile Include="Utils\Common.cs" />
     <Compile Include="Utils\GuiRedirect.cs" />
+    <Compile Include="Utils\HighDPIUtil.cs" />
     <Compile Include="Utils\KeyGo.cs" />
     <Compile Include="Utils\HotKeyItem.cs" />
     <Compile Include="Utils\HttpHelper.cs" />

Source/GrasscutterTools/Program.cs

@@ -71,6 +71,12 @@ private static int Main(string[] args)
             if (result != -1)
                 return result;
 
+            // 开启高DPI支持
+            if (Environment.OSVersion.Version.Major >= 6) // 至少需要Vista系统
+            {
+               HighDPIUtil.SetDpiAwareness();
+            }
+
             Application.EnableVisualStyles();
             Application.SetCompatibleTextRenderingDefault(false);
 

Source/GrasscutterTools/Utils/HighDPIUtil.cs

@@ -0,0 +1,32 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GrasscutterTools.Utils
+{
+    internal class HighDPIUtil
+    {
+        public static void SetDpiAwareness()
+        {
+            var dpiAwareness = ProcessDpiAwareness.PerMonitorDpiAware;
+            var hresult = SetProcessDpiAwareness(dpiAwareness);
+            if (hresult != 0)
+            {
+                throw new System.ComponentModel.Win32Exception(hresult);
+            }
+        }
+
+        [DllImport("shcore.dll")]
+        private static extern int SetProcessDpiAwareness(ProcessDpiAwareness value);
+
+        private enum ProcessDpiAwareness
+        {
+            DpiUnaware = 0,
+            SystemDpiAware = 1,
+            PerMonitorDpiAware = 2
+        }
+    }
+}