From fee0c64a8f8d6237f94457b608cc09614514f9b5 Mon Sep 17 00:00:00 2001
From: Sine Striker <trueful@163.com>
Date: 周六, 23 12月 2023 15:00:35 +0800
Subject: [PATCH] Fix window overflow

---
 src/core/contexts/win32windowcontext.cpp |   49 +++++++++++++++++++++++++++++++++++--------------
 1 files changed, 35 insertions(+), 14 deletions(-)

diff --git a/src/core/contexts/win32windowcontext.cpp b/src/core/contexts/win32windowcontext.cpp
index 4ea0b5a..27450d9 100644
--- a/src/core/contexts/win32windowcontext.cpp
+++ b/src/core/contexts/win32windowcontext.cpp
@@ -722,22 +722,15 @@
             DynamicApis::instance().pDwmExtendFrameIntoClientArea(hWnd, &margins);
         }
 
-#if !QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDER)
         {
             auto style = ::GetWindowLongPtrW(hWnd, GWL_STYLE);
-            ::SetWindowLongPtrW(hWnd, GWL_STYLE, style | WS_THICKFRAME | WS_CAPTION);
-        }
+#if QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDER)
+            ::SetWindowLongPtrW(hWnd, GWL_STYLE, style & (~WS_SYSMENU));
+#else
+            ::SetWindowLongPtrW(hWnd, GWL_STYLE,
+                                (style | WS_THICKFRAME | WS_CAPTION) & (~WS_SYSMENU));
 #endif
-
-#if QT_VERSION < QT_VERSION_CHECK(6, 5, 0)
-        for (const auto attr : {
-                 _DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1,
-                 _DWMWA_USE_IMMERSIVE_DARK_MODE,
-             }) {
-            const BOOL enable = TRUE;
-            DynamicApis::instance().pDwmSetWindowAttribute(hWnd, attr, &enable, sizeof(enable));
         }
-#endif
 
         // Add managed window
         addManagedWindow(m_windowHandle, hWnd, this);
@@ -942,6 +935,29 @@
                 }
                 apis.pDwmExtendFrameIntoClientArea(hwnd, &defaultMargins);
             }
+            return true;
+        } else if (key == QStringLiteral("dark-mode")) {
+            if (!isWin101809OrGreater()) {
+                return false;
+            }
+
+            BOOL enable = attribute.toBool();
+
+            if (isWin101903OrGreater()) {
+                apis.pSetPreferredAppMode(enable ? PAM_AUTO : PAM_DEFAULT);
+            } else {
+                apis.pAllowDarkModeForApp(enable);
+            }
+
+            for (const auto attr : {
+                     _DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1,
+                     _DWMWA_USE_IMMERSIVE_DARK_MODE,
+                 }) {
+                apis.pDwmSetWindowAttribute(hwnd, attr, &enable, sizeof(enable));
+            }
+
+            apis.pFlushMenuThemes();
+
             return true;
         }
         return false;
@@ -1667,7 +1683,6 @@
         Q_UNUSED(message)
         Q_UNUSED(this)
 
-#if QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDER)
         // Windows鏄牴鎹繖涓秷鎭殑杩斿洖鍊兼潵璁剧疆绐楀彛鐨勫鎴峰尯锛堢獥鍙d腑鐪熸鏄剧ず鐨勫唴瀹癸級
         // 鍜岄潪瀹㈡埛鍖猴紙鏍囬鏍忋�佺獥鍙h竟妗嗐�佽彍鍗曟爮鍜岀姸鎬佹爮绛塛indows绯荤粺鑷鎻愪緵鐨勯儴鍒�
         // 锛屼笉杩囧浜嶲t鏉ヨ锛岄櫎浜嗘爣棰樻爮鍜岀獥鍙h竟妗嗭紝闈炲鎴峰尯鍩烘湰涔熼兘鏄嚜缁樼殑锛夌殑鑼�
@@ -1755,6 +1770,7 @@
         // and align it with the upper-left corner of our new client area".
         const auto clientRect = wParam ? &(reinterpret_cast<LPNCCALCSIZE_PARAMS>(lParam))->rgrc[0]
                                        : reinterpret_cast<LPRECT>(lParam);
+#if QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDER)
         if (isWin10OrGreater()) {
             // Store the original top margin before the default window procedure applies the
             // default frame.
@@ -1782,6 +1798,7 @@
             // technique to bring the top border back.
             clientRect->top = originalTop;
         }
+#endif
         const bool max = IsMaximized(hWnd);
         const bool full = isFullScreen(hWnd);
         // We don't need this correction when we're fullscreen. We will
@@ -1796,11 +1813,16 @@
             // a window when it's maximized unless you restore it).
             const quint32 frameSize = getResizeBorderThickness(hWnd);
             clientRect->top += frameSize;
+
+#if QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDER)
             if (!isWin10OrGreater()) {
+#endif
                 clientRect->bottom -= frameSize;
                 clientRect->left += frameSize;
                 clientRect->right -= frameSize;
+#if QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDER)
             }
+#endif
         }
         // Attempt to detect if there's an autohide taskbar, and if
         // there is, reduce our size a bit on the side with the taskbar,
@@ -1875,7 +1897,6 @@
                 }
             }
         }
-#endif
         // We should call this function only before the function returns.
         syncPaintEventWithDwm();
         // By returning WVR_REDRAW we can make the window resizing look

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