From 9286c8b9c23a613f96636b8e2d1391d89cedd199 Mon Sep 17 00:00:00 2001
From: Zhao Yuhang <2546789017@qq.com>
Date: 周六, 07 12月 2024 21:11:05 +0800
Subject: [PATCH] Win32 code cleanup & improve

---
 src/core/qwindowkit_windows.h |  121 +++++++++++++++++++++++++++++++---------
 1 files changed, 94 insertions(+), 27 deletions(-)

diff --git a/src/core/qwindowkit_windows.h b/src/core/qwindowkit_windows.h
index c84f50d..8c5c7c0 100644
--- a/src/core/qwindowkit_windows.h
+++ b/src/core/qwindowkit_windows.h
@@ -1,3 +1,7 @@
+// Copyright (C) 2023-2024 Stdware Collections (https://www.github.com/stdware)
+// Copyright (C) 2021-2023 wangwenx190 (Yuhang Zhao)
+// SPDX-License-Identifier: Apache-2.0
+
 #ifndef QWINDOWKIT_WINDOWS_H
 #define QWINDOWKIT_WINDOWS_H
 
@@ -18,14 +22,6 @@
 #  define GET_Y_LPARAM(lp) (static_cast<int>(static_cast<short>(HIWORD(lp))))
 #endif
 
-#ifndef IsMinimized
-#  define IsMinimized(hwnd) (::IsIconic(hwnd))
-#endif
-
-#ifndef IsMaximized
-#  define IsMaximized(hwnd) (::IsZoomed(hwnd))
-#endif
-
 #ifndef RECT_WIDTH
 #  define RECT_WIDTH(rect) ((rect).right - (rect).left)
 #endif
@@ -34,7 +30,13 @@
 #  define RECT_HEIGHT(rect) ((rect).bottom - (rect).top)
 #endif
 
+#ifndef USER_DEFAULT_SCREEN_DPI
+#  define USER_DEFAULT_SCREEN_DPI (96)
+#endif
+
 // Maybe undocumented Windows messages
+// https://github.com/tinysec/public/blob/master/win32k/MessageTable.md
+// https://ulib.sourceforge.io/doxy/a00239.html
 #ifndef WM_UAHDESTROYWINDOW
 #  define WM_UAHDESTROYWINDOW (0x0090)
 #endif
@@ -60,35 +62,53 @@
         inline bool IsWindows1122H2OrGreater_Real() {
             RTL_OSVERSIONINFOW rovi = GetRealOSVersion();
             return (rovi.dwMajorVersion > 10) ||
-                   (rovi.dwMajorVersion == 10 && rovi.dwMinorVersion >= 0 &&
-                    rovi.dwBuildNumber >= 22621);
+                   (rovi.dwMajorVersion == 10 && (rovi.dwMinorVersion > 0 ||
+                    rovi.dwBuildNumber >= 22621));
         }
 
         inline bool IsWindows11OrGreater_Real() {
             RTL_OSVERSIONINFOW rovi = GetRealOSVersion();
             return (rovi.dwMajorVersion > 10) ||
-                   (rovi.dwMajorVersion == 10 && rovi.dwMinorVersion >= 0 &&
-                    rovi.dwBuildNumber >= 22000);
+                   (rovi.dwMajorVersion == 10 && (rovi.dwMinorVersion > 0 ||
+                    rovi.dwBuildNumber >= 22000));
+        }
+
+        inline bool IsWindows1020H1OrGreater_Real() {
+            RTL_OSVERSIONINFOW rovi = GetRealOSVersion();
+            return (rovi.dwMajorVersion > 10) ||
+                   (rovi.dwMajorVersion == 10 && (rovi.dwMinorVersion > 0 ||
+                    rovi.dwBuildNumber >= 19041));
+        }
+
+        inline bool IsWindows102004OrGreater_Real() {
+            return IsWindows1020H1OrGreater_Real();
         }
 
         inline bool IsWindows101903OrGreater_Real() {
             RTL_OSVERSIONINFOW rovi = GetRealOSVersion();
             return (rovi.dwMajorVersion > 10) ||
-                   (rovi.dwMajorVersion == 10 && rovi.dwMinorVersion >= 0 &&
-                    rovi.dwBuildNumber >= 18362);
+                   (rovi.dwMajorVersion == 10 && (rovi.dwMinorVersion > 0 ||
+                    rovi.dwBuildNumber >= 18362));
+        }
+
+        inline bool IsWindows1019H1OrGreater_Real() {
+            return IsWindows101903OrGreater_Real();
         }
 
         inline bool IsWindows101809OrGreater_Real() {
             RTL_OSVERSIONINFOW rovi = GetRealOSVersion();
             return (rovi.dwMajorVersion > 10) ||
-                   (rovi.dwMajorVersion == 10 && rovi.dwMinorVersion >= 0 &&
-                    rovi.dwBuildNumber >= 17763);
+                   (rovi.dwMajorVersion == 10 && (rovi.dwMinorVersion > 0 ||
+                    rovi.dwBuildNumber >= 17763));
+        }
+
+        inline bool IsWindows10RS5OrGreater_Real() {
+            return IsWindows101809OrGreater_Real();
         }
 
         inline bool IsWindows10OrGreater_Real() {
             RTL_OSVERSIONINFOW rovi = GetRealOSVersion();
-            return (rovi.dwMajorVersion > 10) ||
-                   (rovi.dwMajorVersion == 10 && rovi.dwMinorVersion >= 0);
+            return rovi.dwMajorVersion >= 10;
         }
 
         inline bool IsWindows8Point1OrGreater_Real() {
@@ -112,6 +132,7 @@
     //
     // Registry Helpers
     //
+
 #if QT_VERSION < QT_VERSION_CHECK(5, 14, 0)
     class QWK_CORE_EXPORT WindowsRegistryKey {
     public:
@@ -120,11 +141,14 @@
 
         ~WindowsRegistryKey();
 
-        inline bool isValid() const;
+        bool isValid() const;
 
         void close();
         QString stringValue(QStringView subKey) const;
         QPair<DWORD, bool> dwordValue(QStringView subKey) const;
+
+        template<typename T>
+        std::optional<T> value(QStringView subKey) const;
 
     private:
         HKEY m_key;
@@ -135,6 +159,32 @@
     inline bool WindowsRegistryKey::isValid() const {
         return m_key != nullptr;
     }
+
+    template<>
+    inline std::optional<DWORD> WindowsRegistryKey::value(QStringView subKey) const {
+        const auto dv = dwordValue(subKey);
+        if (!dv.second) {
+            return {};
+        }
+        return dv.first;
+    }
+#elif QT_VERSION < QT_VERSION_CHECK(6, 8, 1)
+    class WindowsRegistryKey : public QWinRegistryKey {
+    public:
+        WindowsRegistryKey(HKEY parentHandle, QStringView subKey, REGSAM permissions = KEY_READ, REGSAM access = 0);
+
+        template<typename T>
+        std::optional<T> value(QStringView subKey) const;
+    };
+
+    template<>
+    inline std::optional<DWORD> WindowsRegistryKey::value(QStringView subKey) const {
+        const auto dv = dwordValue(subKey);
+        if (!dv.second) {
+            return {};
+        }
+        return dv.first;
+    }
 #else
     using WindowsRegistryKey = QWinRegistryKey;
 #endif
@@ -143,42 +193,59 @@
     // Version Helpers
     //
 
-    static inline bool isWin8OrGreater() {
+    inline bool isWin8OrGreater() {
         static const bool result = Private::IsWindows8OrGreater_Real();
         return result;
     }
 
-    static inline bool isWin8Point1OrGreater() {
+    inline bool isWin8Point1OrGreater() {
         static const bool result = Private::IsWindows8Point1OrGreater_Real();
         return result;
     }
 
-    static inline bool isWin10OrGreater() {
+    inline bool isWin10OrGreater() {
         static const bool result = Private::IsWindows10OrGreater_Real();
         return result;
     }
 
-    static inline bool isWin101809OrGreater() {
+    inline bool isWin101809OrGreater() {
         static const bool result = Private::IsWindows101809OrGreater_Real();
         return result;
     }
 
-    static inline bool isWin101903OrGreater() {
+    inline bool isWin10RS5OrGreater() {
+        return isWin101809OrGreater();
+    }
+
+    inline bool isWin101903OrGreater() {
         static const bool result = Private::IsWindows101903OrGreater_Real();
         return result;
     }
 
-    static inline bool isWin11OrGreater() {
+    inline bool isWin1019H1OrGreater() {
+        return isWin101903OrGreater();
+    }
+
+    inline bool isWin1020H1OrGreater() {
+        static const bool result = Private::IsWindows1020H1OrGreater_Real();
+        return result;
+    }
+
+    inline bool isWin102004OrGreater() {
+        return isWin1020H1OrGreater();
+    }
+
+    inline bool isWin11OrGreater() {
         static const bool result = Private::IsWindows11OrGreater_Real();
         return result;
     }
 
-    static inline bool isWin1122H2OrGreater() {
+    inline bool isWin1122H2OrGreater() {
         static const bool result = Private::IsWindows1122H2OrGreater_Real();
         return result;
     }
 
-    static inline bool isWin10Only() {
+    inline bool isWin10Only() {
         static const bool result = Private::IsWindows10Only_Real();
         return result;
     };

--
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