1 files changed, 21 insertions, 32 deletions

diff --git a/src/plugins/platforms/windows/qwindowscontext.cpp b/src/plugins/platforms/windows/qwindowscontext.cpp
index 501561115c..de65a2171d 100644
--- a/src/plugins/platforms/windows/qwindowscontext.cpp
+++ b/src/plugins/platforms/windows/qwindowscontext.cpp
@@ -45,10 +45,13 @@
 #include <QtCore/qscopedpointer.h>
 #include <QtCore/quuid.h>
 #include <QtCore/private/qwinregistry_p.h>
-#include <QtCore/private/qfactorycacheregistration_p.h>
+#if QT_CONFIG(cpp_winrt)
+#  include <QtCore/private/qfactorycacheregistration_p.h>
+#endif
 #include <QtCore/private/qsystemerror_p.h>
 
 #include <QtGui/private/qwindowsguieventdispatcher_p.h>
+#include <QtGui/private/qwindowsthemecache_p.h>
 
 #include <stdlib.h>
 #include <stdio.h>
@@ -151,11 +154,9 @@ struct QWindowsContextPrivate {
     bool m_asyncExpose = false;
     HPOWERNOTIFY m_powerNotification = nullptr;
     HWND m_powerDummyWindow = nullptr;
-    static bool m_darkMode;
     static bool m_v2DpiAware;
 };
 
-bool QWindowsContextPrivate::m_darkMode = false;
 bool QWindowsContextPrivate::m_v2DpiAware = false;
 
 QWindowsContextPrivate::QWindowsContextPrivate()
@@ -169,7 +170,6 @@ QWindowsContextPrivate::QWindowsContextPrivate()
         m_systemInfo |= QWindowsContext::SI_RTL_Extensions;
         m_keyMapper.setUseRTLExtensions(true);
     }
-    m_darkMode = QWindowsTheme::queryDarkMode();
     if (FAILED(m_oleInitializeResult)) {
        qWarning() << "QWindowsContext: OleInitialize() failed: "
            << QSystemError::windowsComString(m_oleInitializeResult);
@@ -461,11 +461,6 @@ bool QWindowsContext::setProcessDpiAwareness(QtWindows::DpiAwareness dpiAwarenes
     return true;
 }
 
-bool QWindowsContext::isDarkMode()
-{
-    return QWindowsContextPrivate::m_darkMode;
-}
-
 QWindowsContext *QWindowsContext::instance()
 {
     return m_instance;
@@ -481,9 +476,9 @@ bool QWindowsContext::useRTLExtensions() const
     return d->m_keyMapper.useRTLExtensions();
 }
 
-QList<int> QWindowsContext::possibleKeys(const QKeyEvent *e) const
+QPlatformKeyMapper *QWindowsContext::keyMapper() const
 {
-    return d->m_keyMapper.possibleKeys(e);
+    return &d->m_keyMapper;
 }
 
 QWindowsContext::HandleBaseWindowHash &QWindowsContext::windows()
@@ -535,6 +530,8 @@ QString QWindowsContext::classNamePrefix()
 #  define xstr(s) str(s)
 #  define str(s) #s
         str << xstr(QT_NAMESPACE);
+#  undef str
+#  undef xstr
 #endif
     }
     return result;
@@ -1001,9 +998,10 @@ bool QWindowsContext::windowsProc(HWND hwnd, UINT message,
 
     MSG msg;
     msg.hwnd = hwnd;         // re-create MSG structure
-    msg.message = message;   // time and pt fields ignored
+    msg.message = message;
     msg.wParam = wParam;
     msg.lParam = lParam;
+    msg.time = GetMessageTime();
     msg.pt.x = msg.pt.y = 0;
     if (et != QtWindows::CursorEvent && (et & (QtWindows::MouseEventFlag | QtWindows::NonClientEventFlag))) {
         msg.pt.x = GET_X_LPARAM(lParam);
@@ -1087,21 +1085,7 @@ bool QWindowsContext::windowsProc(HWND hwnd, UINT message,
         // Only refresh the window theme if the user changes the personalize settings.
         if ((wParam == 0) && (lParam != 0) // lParam sometimes may be NULL.
             && (wcscmp(reinterpret_cast<LPCWSTR>(lParam), L"ImmersiveColorSet") == 0)) {
-            const bool darkMode = QWindowsTheme::queryDarkMode();
-            const bool darkModeChanged = darkMode != QWindowsContextPrivate::m_darkMode;
-            QWindowsContextPrivate::m_darkMode = darkMode;
-            auto integration = QWindowsIntegration::instance();
-            integration->updateApplicationBadge();
-            if (integration->darkModeHandling().testFlag(QWindowsApplication::DarkModeStyle)) {
-                QWindowsTheme::instance()->refresh();
-                QWindowSystemInterface::handleThemeChange();
-            }
-            if (darkModeChanged) {
-                if (integration->darkModeHandling().testFlag(QWindowsApplication::DarkModeWindowFrames)) {
-                    for (QWindowsWindow *w : d->m_windows)
-                        w->setDarkBorder(QWindowsContextPrivate::m_darkMode);
-                }
-            }
+            QWindowsTheme::handleSettingsChanged();
         }
         return d->m_screenManager.handleScreenChanges();
     }
@@ -1118,7 +1102,7 @@ bool QWindowsContext::windowsProc(HWND hwnd, UINT message,
             d->m_creationContext->applyToMinMaxInfo(reinterpret_cast<MINMAXINFO *>(lParam));
             return true;
         case QtWindows::ResizeEvent:
-            d->m_creationContext->obtainedSize = QSize(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
+            d->m_creationContext->obtainedSize = QSize(LOWORD(lParam), HIWORD(lParam));
             return true;
         case QtWindows::MoveEvent:
             d->m_creationContext->obtainedPos = QPoint(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
@@ -1161,7 +1145,7 @@ bool QWindowsContext::windowsProc(HWND hwnd, UINT message,
         if (wParam == DBT_DEVNODES_CHANGED)
             initTouch();
         break;
-    case QtWindows::KeyboardLayoutChangeEvent:
+    case QtWindows::InputLanguageChangeEvent:
         if (QWindowsInputContext *wic = windowsInputContext())
             wic->handleInputLanguageChanged(wParam, lParam);
         Q_FALLTHROUGH();
@@ -1219,11 +1203,15 @@ bool QWindowsContext::windowsProc(HWND hwnd, UINT message,
         break;
     case QtWindows::EnterSizeMoveEvent:
         platformWindow->setFlag(QWindowsWindow::ResizeMoveActive);
+        if (!IsZoomed(hwnd))
+            platformWindow->updateRestoreGeometry();
         return true;
     case QtWindows::ExitSizeMoveEvent:
         platformWindow->clearFlag(QWindowsWindow::ResizeMoveActive);
         platformWindow->checkForScreenChanged();
         handleExitSizeMove(platformWindow->window());
+        if (!IsZoomed(hwnd))
+            platformWindow->updateRestoreGeometry();
         return true;
     case QtWindows::ScrollEvent:
         if (!(d->m_systemInfo & QWindowsContext::SI_SupportsPointer))
@@ -1269,6 +1257,7 @@ bool QWindowsContext::windowsProc(HWND hwnd, UINT message,
         QWindowSystemInterface::handleCloseEvent(platformWindow->window());
         return true;
     case QtWindows::ThemeChanged: {
+        QWindowsThemeCache::clearThemeCache(platformWindow->handle());
         // Switch from Aero to Classic changes margins.
         if (QWindowsTheme *theme = QWindowsTheme::instance())
             theme->windowsThemeChanged(platformWindow->window());
@@ -1407,7 +1396,7 @@ void QWindowsContext::handleFocusEvent(QtWindows::WindowsEventType et,
     }
     if (nextActiveWindow != d->m_lastActiveWindow) {
          d->m_lastActiveWindow = nextActiveWindow;
-         QWindowSystemInterface::handleWindowActivated(nextActiveWindow, Qt::ActiveWindowFocusReason);
+         QWindowSystemInterface::handleFocusWindowChanged(nextActiveWindow, Qt::ActiveWindowFocusReason);
     }
 }
 
@@ -1437,7 +1426,7 @@ bool QWindowsContext::handleContextMenuEvent(QWindow *window, const MSG &msg)
     }
 
     QWindowSystemInterface::handleContextMenuEvent(window, mouseTriggered, pos, globalPos,
-                                                   QWindowsKeyMapper::queryKeyboardModifiers());
+                                                   keyMapper()->queryKeyboardModifiers());
     return true;
 }
 #endif
@@ -1458,7 +1447,7 @@ void QWindowsContext::handleExitSizeMove(QWindow *window)
     const Qt::MouseButtons appButtons = QGuiApplication::mouseButtons();
     if (currentButtons == appButtons)
         return;
-    const Qt::KeyboardModifiers keyboardModifiers = QWindowsKeyMapper::queryKeyboardModifiers();
+    const Qt::KeyboardModifiers keyboardModifiers = keyMapper()->queryKeyboardModifiers();
     const QPoint globalPos = QWindowsCursor::mousePosition();
     const QPlatformWindow *platWin = window->handle();
     const QPoint localPos = platWin->mapFromGlobal(globalPos);