From 78188cc33a2e96f519832a85d4805791e0a0d886 Mon Sep 17 00:00:00 2001
From: Zhao Yuhang <2546789017@qq.com>
Date: ćšć, 21 12æ 2023 22:05:46 +0800
Subject: [PATCH] fix shadow frame below win10
---
src/core/contexts/win32windowcontext.cpp | 203 ++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 201 insertions(+), 2 deletions(-)
diff --git a/src/core/contexts/win32windowcontext.cpp b/src/core/contexts/win32windowcontext.cpp
index 418a211..3fc2ee3 100644
--- a/src/core/contexts/win32windowcontext.cpp
+++ b/src/core/contexts/win32windowcontext.cpp
@@ -62,6 +62,82 @@
_DWMWA_MICA_EFFECT = 1029
};
+ // Types used with DWMWA_SYSTEMBACKDROP_TYPE
+ enum _DWM_SYSTEMBACKDROP_TYPE {
+ _DWMSBT_AUTO, // [Default] Let DWM automatically decide the system-drawn backdrop for this window.
+ _DWMSBT_NONE, // [Disable] Do not draw any system backdrop.
+ _DWMSBT_MAINWINDOW, // [Mica] Draw the backdrop material effect corresponding to a long-lived window.
+ _DWMSBT_TRANSIENTWINDOW, // [Acrylic] Draw the backdrop material effect corresponding to a transient window.
+ _DWMSBT_TABBEDWINDOW, // [Mica Alt] Draw the backdrop material effect corresponding to a window with a tabbed title bar.
+ };
+
+ enum WINDOWCOMPOSITIONATTRIB {
+ WCA_UNDEFINED = 0,
+ WCA_NCRENDERING_ENABLED = 1,
+ WCA_NCRENDERING_POLICY = 2,
+ WCA_TRANSITIONS_FORCEDISABLED = 3,
+ WCA_ALLOW_NCPAINT = 4,
+ WCA_CAPTION_BUTTON_BOUNDS = 5,
+ WCA_NONCLIENT_RTL_LAYOUT = 6,
+ WCA_FORCE_ICONIC_REPRESENTATION = 7,
+ WCA_EXTENDED_FRAME_BOUNDS = 8,
+ WCA_HAS_ICONIC_BITMAP = 9,
+ WCA_THEME_ATTRIBUTES = 10,
+ WCA_NCRENDERING_EXILED = 11,
+ WCA_NCADORNMENTINFO = 12,
+ WCA_EXCLUDED_FROM_LIVEPREVIEW = 13,
+ WCA_VIDEO_OVERLAY_ACTIVE = 14,
+ WCA_FORCE_ACTIVEWINDOW_APPEARANCE = 15,
+ WCA_DISALLOW_PEEK = 16,
+ WCA_CLOAK = 17,
+ WCA_CLOAKED = 18,
+ WCA_ACCENT_POLICY = 19,
+ WCA_FREEZE_REPRESENTATION = 20,
+ WCA_EVER_UNCLOAKED = 21,
+ WCA_VISUAL_OWNER = 22,
+ WCA_HOLOGRAPHIC = 23,
+ WCA_EXCLUDED_FROM_DDA = 24,
+ WCA_PASSIVEUPDATEMODE = 25,
+ WCA_USEDARKMODECOLORS = 26,
+ WCA_CORNER_STYLE = 27,
+ WCA_PART_COLOR = 28,
+ WCA_DISABLE_MOVESIZE_FEEDBACK = 29,
+ WCA_LAST = 30
+ };
+
+ enum ACCENT_STATE {
+ ACCENT_DISABLED = 0,
+ ACCENT_ENABLE_GRADIENT = 1,
+ ACCENT_ENABLE_TRANSPARENTGRADIENT = 2,
+ ACCENT_ENABLE_BLURBEHIND = 3, // Traditional DWM blur
+ ACCENT_ENABLE_ACRYLICBLURBEHIND = 4, // RS4 1803
+ ACCENT_ENABLE_HOST_BACKDROP = 5, // RS5 1809
+ ACCENT_INVALID_STATE = 6 // Using this value will remove the window background
+ };
+
+ enum ACCENT_FLAG {
+ ACCENT_NONE = 0,
+ ACCENT_ENABLE_ACRYLIC = 1,
+ ACCENT_ENABLE_ACRYLIC_WITH_LUMINOSITY = 482
+ };
+
+ struct ACCENT_POLICY {
+ DWORD dwAccentState;
+ DWORD dwAccentFlags;
+ DWORD dwGradientColor; // #AABBGGRR
+ DWORD dwAnimationId;
+ };
+ using PACCENT_POLICY = ACCENT_POLICY *;
+
+ struct WINDOWCOMPOSITIONATTRIBDATA {
+ WINDOWCOMPOSITIONATTRIB Attrib;
+ PVOID pvData;
+ SIZE_T cbData;
+ };
+ using PWINDOWCOMPOSITIONATTRIBDATA = WINDOWCOMPOSITIONATTRIBDATA *;
+
+ using SetWindowCompositionAttributePtr = BOOL(WINAPI *)(HWND, PWINDOWCOMPOSITIONATTRIBDATA);
+
// The thickness of an auto-hide taskbar in pixels.
static constexpr const quint8 kAutoHideTaskBarThickness = 2;
@@ -105,6 +181,7 @@
DYNAMIC_API_DECLARE(DwmGetCompositionTimingInfo);
DYNAMIC_API_DECLARE(DwmGetWindowAttribute);
DYNAMIC_API_DECLARE(DwmSetWindowAttribute);
+ DYNAMIC_API_DECLARE(DwmExtendFrameIntoClientArea);
DYNAMIC_API_DECLARE(GetDpiForWindow);
DYNAMIC_API_DECLARE(GetSystemMetricsForDpi);
DYNAMIC_API_DECLARE(GetDpiForMonitor);
@@ -114,6 +191,8 @@
#undef DYNAMIC_API_DECLARE
+ SetWindowCompositionAttributePtr pSetWindowCompositionAttribute = nullptr;
+
private:
DynamicApis() {
#define DYNAMIC_API_RESOLVE(DLL, NAME) \
@@ -122,6 +201,7 @@
QSystemLibrary user32(QStringLiteral("user32"));
DYNAMIC_API_RESOLVE(user32, GetDpiForWindow);
DYNAMIC_API_RESOLVE(user32, GetSystemMetricsForDpi);
+ DYNAMIC_API_RESOLVE(user32, SetWindowCompositionAttribute);
QSystemLibrary shcore(QStringLiteral("shcore"));
DYNAMIC_API_RESOLVE(shcore, GetDpiForMonitor);
@@ -132,6 +212,7 @@
DYNAMIC_API_RESOLVE(dwmapi, DwmGetCompositionTimingInfo);
DYNAMIC_API_RESOLVE(dwmapi, DwmGetWindowAttribute);
DYNAMIC_API_RESOLVE(dwmapi, DwmSetWindowAttribute);
+ DYNAMIC_API_RESOLVE(dwmapi, DwmExtendFrameIntoClientArea);
QSystemLibrary winmm(QStringLiteral("winmm"));
DYNAMIC_API_RESOLVE(winmm, timeGetDevCaps);
@@ -243,6 +324,11 @@
static inline bool isWin11OrGreater() {
static const bool result = IsWindows11OrGreater_Real();
+ return result;
+ }
+
+ static inline bool isWin1122H2OrGreater() {
+ static const bool result = IsWindows1122H2OrGreater_Real();
return result;
}
@@ -912,15 +998,123 @@
const auto &key = *static_cast<const QString *>(args[0]);
const auto &newVar = *static_cast<const QVariant *>(args[1]);
const auto &oldVar = *static_cast<const QVariant *>(args[2]);
+ auto &res = *static_cast<bool *>(args[3]);
- if (key == QStringLiteral("no-frame-shadow")) {
+ if (!windowId)
+ return;
+ const auto hwnd = reinterpret_cast<HWND>(windowId);
+
+ const DynamicApis &apis = DynamicApis::instance();
+
+ if (key == QStringLiteral("frame-shadow")) {
if (newVar.toBool()) {
// TODO: set off
} else {
// TODO: set on
}
- }
+ } else if (key == QStringLiteral("mica")) {
+ if (!isWin11OrGreater()) {
+ return;
+ }
+ if (newVar.toBool()) {
+ // We need to extend the window frame into the whole client area to be able
+ // to see the blurred window background.
+ static constexpr const MARGINS margins = {-1, -1, -1, -1};
+ apis.pDwmExtendFrameIntoClientArea(hwnd, &margins);
+ if (isWin1122H2OrGreater()) {
+ // Use official DWM API to enable Mica, available since Windows 11 22H2
+ // (10.0.22621).
+ const _DWM_SYSTEMBACKDROP_TYPE backdropType = _DWMSBT_MAINWINDOW;
+ apis.pDwmSetWindowAttribute(hwnd, _DWMWA_SYSTEMBACKDROP_TYPE,
+ &backdropType, sizeof(backdropType));
+ } else {
+ // Use undocumented DWM API to enable Mica, available since Windows 11
+ // (10.0.22000).
+ const BOOL enable = TRUE;
+ apis.pDwmSetWindowAttribute(hwnd, _DWMWA_MICA_EFFECT, &enable,
+ sizeof(enable));
+ }
+ } else {
+ if (isWin1122H2OrGreater()) {
+ const _DWM_SYSTEMBACKDROP_TYPE backdropType = _DWMSBT_AUTO;
+ apis.pDwmSetWindowAttribute(hwnd, _DWMWA_SYSTEMBACKDROP_TYPE,
+ &backdropType, sizeof(backdropType));
+ } else {
+ const BOOL enable = FALSE;
+ apis.pDwmSetWindowAttribute(hwnd, _DWMWA_MICA_EFFECT, &enable,
+ sizeof(enable));
+ }
+ static constexpr const MARGINS margins = {0, 0, 0, 0};
+ apis.pDwmExtendFrameIntoClientArea(hwnd, &margins);
+ }
+ } else if (key == QStringLiteral("mica-alt")) {
+ if (!isWin1122H2OrGreater()) {
+ return;
+ }
+ if (newVar.toBool()) {
+ // We need to extend the window frame into the whole client area to be able
+ // to see the blurred window background.
+ static constexpr const MARGINS margins = {-1, -1, -1, -1};
+ apis.pDwmExtendFrameIntoClientArea(hwnd, &margins);
+ // Use official DWM API to enable Mica Alt, available since Windows 11 22H2
+ // (10.0.22621).
+ const _DWM_SYSTEMBACKDROP_TYPE backdropType = _DWMSBT_TABBEDWINDOW;
+ apis.pDwmSetWindowAttribute(hwnd, _DWMWA_SYSTEMBACKDROP_TYPE, &backdropType,
+ sizeof(backdropType));
+ } else {
+ const _DWM_SYSTEMBACKDROP_TYPE backdropType = _DWMSBT_AUTO;
+ apis.pDwmSetWindowAttribute(hwnd, _DWMWA_SYSTEMBACKDROP_TYPE, &backdropType,
+ sizeof(backdropType));
+ static constexpr const MARGINS margins = {0, 0, 0, 0};
+ apis.pDwmExtendFrameIntoClientArea(hwnd, &margins);
+ }
+ res = true;
+ } else if (key == QStringLiteral("acrylic-material")) {
+ if (newVar.type() == QVariant::Color) {
+ // We need to extend the window frame into the whole client area to be able
+ // to see the blurred window background.
+ static constexpr const MARGINS margins = {-1, -1, -1, -1};
+ apis.pDwmExtendFrameIntoClientArea(hwnd, &margins);
+ if (isWin11OrGreater()) {
+ const _DWM_SYSTEMBACKDROP_TYPE backdropType = _DWMSBT_TRANSIENTWINDOW;
+ apis.pDwmSetWindowAttribute(hwnd, _DWMWA_SYSTEMBACKDROP_TYPE,
+ &backdropType, sizeof(backdropType));
+ } else {
+ auto gradientColor = newVar.value<QColor>();
+ ACCENT_POLICY policy{};
+ policy.dwAccentState = ACCENT_ENABLE_ACRYLICBLURBEHIND;
+ policy.dwAccentFlags = ACCENT_ENABLE_ACRYLIC_WITH_LUMINOSITY;
+ // This API expects the #AABBGGRR format.
+ policy.dwGradientColor =
+ DWORD(qRgba(gradientColor.blue(), gradientColor.green(),
+ gradientColor.red(), gradientColor.alpha()));
+ WINDOWCOMPOSITIONATTRIBDATA wcad{};
+ wcad.Attrib = WCA_ACCENT_POLICY;
+ wcad.pvData = &policy;
+ wcad.cbData = sizeof(policy);
+ apis.pSetWindowCompositionAttribute(hwnd, &wcad);
+ }
+ } else {
+ if (isWin11OrGreater()) {
+ const _DWM_SYSTEMBACKDROP_TYPE backdropType = _DWMSBT_AUTO;
+ apis.pDwmSetWindowAttribute(hwnd, _DWMWA_SYSTEMBACKDROP_TYPE,
+ &backdropType, sizeof(backdropType));
+ } else {
+ ACCENT_POLICY policy{};
+ policy.dwAccentState = ACCENT_DISABLED;
+ policy.dwAccentFlags = ACCENT_NONE;
+ WINDOWCOMPOSITIONATTRIBDATA wcad{};
+ wcad.Attrib = WCA_ACCENT_POLICY;
+ wcad.pvData = &policy;
+ wcad.cbData = sizeof(policy);
+ apis.pSetWindowCompositionAttribute(hwnd, &wcad);
+ }
+ static constexpr const MARGINS margins = {0, 0, 0, 0};
+ apis.pDwmExtendFrameIntoClientArea(hwnd, &margins);
+ }
+ res = true;
+ }
return;
}
@@ -1006,6 +1200,11 @@
auto winId = m_windowHandle->winId();
auto hWnd = reinterpret_cast<HWND>(winId);
+ if (!isWin10OrGreater()) {
+ static constexpr const MARGINS margins = {1, 1, 1, 1};
+ DynamicApis::instance().pDwmExtendFrameIntoClientArea(hWnd, &margins);
+ }
+
#if QT_VERSION < QT_VERSION_CHECK(6, 5, 0)
for (const auto attr : {
_DWMWA_USE_IMMERSIVE_DARK_MODE_BEFORE_20H1,
--
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