diff --git a/examples/QMainWindow/TitleBar.ui b/examples/QMainWindow/TitleBar.ui index 848b732..a763cec 100644 --- a/examples/QMainWindow/TitleBar.ui +++ b/examples/QMainWindow/TitleBar.ui @@ -146,7 +146,7 @@ Minimize - + :/images/button_minimize_black.svg:/images/button_minimize_black.svg @@ -187,7 +187,7 @@ Maximize - + :/images/button_maximize_black.svg :/images/button_restore_black.svg:/images/button_maximize_black.svg @@ -232,7 +232,7 @@ Close - + :/images/button_close_black.svg:/images/button_close_black.svg @@ -247,7 +247,7 @@ - + diff --git a/examples/Quick/Quick.pro b/examples/Quick/Quick.pro index 4371988..02cb2df 100644 --- a/examples/Quick/Quick.pro +++ b/examples/Quick/Quick.pro @@ -3,4 +3,5 @@ TEMPLATE = app QT += quick HEADERS += $$PWD/../../framelessquickhelper.h SOURCES += $$PWD/../../framelessquickhelper.cpp main.cpp +RESOURCES += qml.qrc include($$PWD/../common.pri) diff --git a/examples/Quick/qml.qrc b/examples/Quick/qml.qrc new file mode 100644 index 0000000..d379b89 --- /dev/null +++ b/examples/Quick/qml.qrc @@ -0,0 +1,8 @@ + + + qml/main.qml + qml/MinimizeButton.qml + qml/MaximizeButton.qml + qml/CloseButton.qml + + diff --git a/examples/resources/qml/CloseButton.qml b/examples/Quick/qml/CloseButton.qml similarity index 100% rename from examples/resources/qml/CloseButton.qml rename to examples/Quick/qml/CloseButton.qml diff --git a/examples/resources/qml/MaximizeButton.qml b/examples/Quick/qml/MaximizeButton.qml similarity index 100% rename from examples/resources/qml/MaximizeButton.qml rename to examples/Quick/qml/MaximizeButton.qml diff --git a/examples/resources/qml/MinimizeButton.qml b/examples/Quick/qml/MinimizeButton.qml similarity index 100% rename from examples/resources/qml/MinimizeButton.qml rename to examples/Quick/qml/MinimizeButton.qml diff --git a/examples/resources/qml/main.qml b/examples/Quick/qml/main.qml similarity index 100% rename from examples/resources/qml/main.qml rename to examples/Quick/qml/main.qml diff --git a/examples/Win32Demo/Win32Demo.pro b/examples/Win32Demo/Win32Demo.pro index 3e89606..e18c602 100644 --- a/examples/Win32Demo/Win32Demo.pro +++ b/examples/Win32Demo/Win32Demo.pro @@ -1,7 +1,7 @@ TARGET = Win32Demo TEMPLATE = app QT += widgets -LIBS += -luser32 +LIBS += -luser32 -ldwmapi HEADERS += widget.h SOURCES += widget.cpp main.cpp FORMS += widget.ui diff --git a/examples/Win32Demo/main.cpp b/examples/Win32Demo/main.cpp index dea2b99..0c82980 100644 --- a/examples/Win32Demo/main.cpp +++ b/examples/Win32Demo/main.cpp @@ -24,6 +24,7 @@ #include "widget.h" #include +#include int main(int argc, char *argv[]) { @@ -54,6 +55,12 @@ int main(int argc, char *argv[]) QApplication::setFont({QLatin1String("Microsoft YaHei")}); Widget widget; + + QStyleOption option; + option.initFrom(&widget); + widget.setWindowIcon(widget.style()->standardIcon(QStyle::SP_ComputerIcon, &option)); + widget.setWindowTitle(QObject::tr("Hello, World!")); + widget.show(); return QApplication::exec(); diff --git a/examples/Win32Demo/widget.cpp b/examples/Win32Demo/widget.cpp index f804e19..748dea2 100644 --- a/examples/Win32Demo/widget.cpp +++ b/examples/Win32Demo/widget.cpp @@ -25,9 +25,11 @@ #include "widget.h" #include "../../winnativeeventfilter.h" #include "ui_widget.h" +#include #include #include -#include +#include +#include #include // Copied from windowsx.h @@ -40,6 +42,33 @@ const char useNativeTitleBar[] = "WNEF_USE_NATIVE_TITLE_BAR"; const char preserveWindowFrame[] = "WNEF_FORCE_PRESERVE_WINDOW_FRAME"; const char forceUseAcrylicEffect[] = "WNEF_FORCE_ACRYLIC_ON_WIN10"; +const QLatin1String systemButtonsStyleSheet(R"( +#iconButton, #minimizeButton, #maximizeButton, #closeButton { + background-color: transparent; + border-radius: 0px; +} + +#minimizeButton:hover, #maximizeButton:hover { + border-style: none; + background-color: #80c7c7c7; +} + +#minimizeButton:pressed, #maximizeButton:pressed { + border-style: none; + background-color: #80808080; +} + +#closeButton:hover { + border-style: none; + background-color: #e81123; +} + +#closeButton:pressed { + border-style: none; + background-color: #8c0a15; +} +)"); + void *getRawHandle(QWidget *widget) { Q_ASSERT(widget); @@ -51,25 +80,77 @@ void updateWindow(QWidget *widget) Q_ASSERT(widget); if (widget->isTopLevel()) { void *handle = getRawHandle(widget); - WinNativeEventFilter::updateFrameMargins(handle); + //WinNativeEventFilter::updateFrameMargins(handle); WinNativeEventFilter::updateWindow(handle, true, true); + widget->update(); } } +bool isWin10OrGreater() +{ + return QOperatingSystemVersion::current() >= QOperatingSystemVersion::Windows10; +} + bool isGreaterThanWin10_1803() { return QOperatingSystemVersion::current() >= QOperatingSystemVersion(QOperatingSystemVersion::Windows, 10, 0, 17134); } +bool isThemeColorEnabled() +{ + if (!isWin10OrGreater()) { + return false; + } + bool ok = false; + const QSettings registry(QLatin1String(R"(HKEY_CURRENT_USER\Software\Microsoft\Windows\DWM)"), + QSettings::NativeFormat); + const bool colorPrevalence = registry.value(QLatin1String("ColorPrevalence"), 0).toULongLong(&ok) + != 0; + return (ok && colorPrevalence); +} + +bool isDarkModeEnabled() +{ + if (!isWin10OrGreater()) { + return false; + } + bool ok = false; + const QSettings registry( + QLatin1String( + R"(HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize)"), + QSettings::NativeFormat); + const bool appsUseLightTheme + = registry.value(QLatin1String("AppsUseLightTheme"), 0).toULongLong(&ok) != 0; + return (ok && !appsUseLightTheme); +} + +QColor getThemeColor() +{ + DWORD color = 0; + BOOL opaqueBlend = FALSE; + return SUCCEEDED(DwmGetColorizationColor(&color, &opaqueBlend)) ? QColor::fromRgba(color) + : Qt::white; +} + } // namespace Widget::Widget(QWidget *parent) : QWidget(parent), ui(new Ui::Widget) { + m_bIsWin10OrGreater = isWin10OrGreater(); + + m_cThemeColor = getThemeColor(); + ui->setupUi(this); ui->forceAcrylicCB->setEnabled(isGreaterThanWin10_1803()); + if (shouldDrawBorder()) { + layout()->setContentsMargins(1, 1, 1, 1); + } + + updateTitleBar(); + connect(ui->iconButton, &QPushButton::clicked, this, [this]() { POINT pos = {}; GetCursorPos(&pos); @@ -96,7 +177,7 @@ Widget::Widget(QWidget *parent) : QWidget(parent), ui(new Ui::Widget) connect(ui->customizeTitleBarCB, &QCheckBox::stateChanged, this, [this](int state) { const bool enable = state == Qt::Checked; - ui->windowFrameCB->setEnabled(enable); + ui->removeWindowFrameCB->setEnabled(enable); WinNativeEventFilter::updateQtFrame(windowHandle(), enable ? WinNativeEventFilter::getSystemMetric( getRawHandle(this), @@ -110,12 +191,18 @@ Widget::Widget(QWidget *parent) : QWidget(parent), ui(new Ui::Widget) } updateWindow(this); }); - connect(ui->windowFrameCB, &QCheckBox::stateChanged, this, [this](int state) { - if (state == Qt::Checked) { + connect(ui->removeWindowFrameCB, &QCheckBox::stateChanged, this, [this](int state) { + const bool enable = state == Qt::Checked; + if (enable) { qunsetenv(preserveWindowFrame); } else { qputenv(preserveWindowFrame, "1"); } + if (enable && shouldDrawBorder()) { + layout()->setContentsMargins(1, 1, 1, 1); + } else { + layout()->setContentsMargins(0, 0, 0, 0); + } updateWindow(this); }); connect(ui->blurEffectCB, &QCheckBox::stateChanged, this, [this](int state) { @@ -132,6 +219,10 @@ Widget::Widget(QWidget *parent) : QWidget(parent), ui(new Ui::Widget) WinNativeEventFilter::setBlurEffectEnabled(getRawHandle(this), enable, color); updateWindow(this); }); + connect(ui->extendToTitleBarCB, &QCheckBox::stateChanged, this, [this](int state) { + m_bExtendToTitleBar = state == Qt::Checked; + updateTitleBar(); + }); connect(ui->forceAcrylicCB, &QCheckBox::stateChanged, this, [this](int state) { if (state == Qt::Checked) { qputenv(forceUseAcrylicEffect, "1"); @@ -149,11 +240,6 @@ Widget::Widget(QWidget *parent) : QWidget(parent), ui(new Ui::Widget) WinNativeEventFilter::setWindowResizable(getRawHandle(this), enable); }); - QStyleOption option; - option.initFrom(this); - setWindowIcon(style()->standardIcon(QStyle::SP_ComputerIcon, &option)); - setWindowTitle(tr("Hello, World!")); - WinNativeEventFilter::WINDOWDATA data = {}; data.ignoreObjects << ui->iconButton << ui->minimizeButton << ui->maximizeButton << ui->closeButton; @@ -167,22 +253,66 @@ Widget::~Widget() delete ui; } +bool Widget::isNormaled() const +{ + return !isMinimized() && !isMaximized() && !isFullScreen(); +} + +bool Widget::shouldDrawBorder(const bool ignoreWindowState) const +{ + return m_bIsWin10OrGreater && (ignoreWindowState ? true : isNormaled()) + && ui->removeWindowFrameCB->isChecked() && ui->customizeTitleBarCB->isChecked(); +} + +bool Widget::shouldDrawThemedBorder(const bool ignoreWindowState) const +{ + return (shouldDrawBorder(ignoreWindowState) && isThemeColorEnabled()); +} + +QColor Widget::activeBorderColor() const +{ + return isThemeColorEnabled() ? m_cThemeColor + : (isDarkModeEnabled() ? m_cDefaultActiveBorderColor : Qt::white); +} + +QColor Widget::inactiveBorderColor() const +{ + return m_cDefaultInactiveBorderColor; +} + +QColor Widget::borderColor() const +{ + return isActiveWindow() ? activeBorderColor() : inactiveBorderColor(); +} + bool Widget::eventFilter(QObject *object, QEvent *event) { Q_ASSERT(object); Q_ASSERT(event); switch (event->type()) { case QEvent::WindowStateChange: { - if (isMaximized()) { - ui->maximizeButton->setIcon(QIcon(QLatin1String(":/images/button_restore_black.svg"))); - } else if (!isFullScreen() && !isMinimized()) { - ui->maximizeButton->setIcon(QIcon(QLatin1String(":/images/button_maximize_black.svg"))); + if (shouldDrawBorder(true)) { + if (isMaximized()) { + layout()->setContentsMargins(0, 0, 0, 0); + } + if (isNormaled()) { + layout()->setContentsMargins(1, 1, 1, 1); + } } - ui->moveCenterButton->setEnabled(!isMaximized() && !isFullScreen()); - } break; + updateTitleBar(); + ui->moveCenterButton->setEnabled(isNormaled()); + break; + } case QEvent::WinIdChange: WinNativeEventFilter::addFramelessWindow(this); break; + case QEvent::WindowActivate: + case QEvent::WindowDeactivate: { + if (shouldDrawThemedBorder(true)) { + updateTitleBar(); + } + break; + } default: break; } @@ -212,9 +342,67 @@ bool Widget::nativeEvent(const QByteArray &eventType, void *message, long *resul } break; } + case WM_DWMCOLORIZATIONCOLORCHANGED: { + m_cThemeColor = QColor::fromRgba(msg->wParam); + if (shouldDrawThemedBorder()) { + update(); + } + break; + } default: break; } } return QWidget::nativeEvent(eventType, message, result); } + +void Widget::paintEvent(QPaintEvent *event) +{ + QWidget::paintEvent(event); + if (shouldDrawBorder()) { + QPainter painter(this); + painter.save(); + painter.setPen(borderColor()); + painter.drawLine(0, 0, width(), 0); + painter.drawLine(0, height(), width(), height()); + painter.drawLine(0, 0, 0, height()); + painter.drawLine(width(), 0, width(), height()); + painter.restore(); + } +} + +void Widget::updateTitleBar() +{ + const bool themedTitleBar = shouldDrawThemedBorder(true) && isActiveWindow(); + if (themedTitleBar && !m_bExtendToTitleBar) { + ui->minimizeButton->setIcon(QIcon(QLatin1String(":/images/button_minimize_white.svg"))); + ui->closeButton->setIcon(QIcon(QLatin1String(":/images/button_close_white.svg"))); + if (isMaximized()) { + ui->maximizeButton->setIcon(QIcon(QLatin1String(":/images/button_restore_white.svg"))); + } + if (isNormaled()) { + ui->maximizeButton->setIcon(QIcon(QLatin1String(":/images/button_maximize_white.svg"))); + } + } else { + ui->minimizeButton->setIcon(QIcon(QLatin1String(":/images/button_minimize_black.svg"))); + ui->closeButton->setIcon(QIcon(QLatin1String(":/images/button_close_black.svg"))); + if (isMaximized()) { + ui->maximizeButton->setIcon(QIcon(QLatin1String(":/images/button_restore_black.svg"))); + } + if (isNormaled()) { + ui->maximizeButton->setIcon(QIcon(QLatin1String(":/images/button_maximize_black.svg"))); + } + } + const QColor color = m_bExtendToTitleBar ? Qt::transparent + : (themedTitleBar ? m_cThemeColor : Qt::white); + ui->titleBarWidget->setStyleSheet(systemButtonsStyleSheet + + QLatin1String(R"( +#titleBarWidget { + background-color: rgba(%1, %2, %3, %4); +} +)") + .arg(QString::number(color.red()), + QString::number(color.green()), + QString::number(color.blue()), + QString::number(color.alpha()))); +} diff --git a/examples/Win32Demo/widget.h b/examples/Win32Demo/widget.h index b38f8a2..53f21b0 100644 --- a/examples/Win32Demo/widget.h +++ b/examples/Win32Demo/widget.h @@ -39,7 +39,16 @@ class Widget : public QWidget public: explicit Widget(QWidget *parent = nullptr); - ~Widget(); + ~Widget() override; + + bool isNormaled() const; + + bool shouldDrawBorder(const bool ignoreWindowState = false) const; + bool shouldDrawThemedBorder(const bool ignoreWindowState = false) const; + + QColor activeBorderColor() const; + QColor inactiveBorderColor() const; + QColor borderColor() const; protected: bool eventFilter(QObject *object, QEvent *event) override; @@ -48,7 +57,15 @@ protected: #else bool nativeEvent(const QByteArray &eventType, void *message, long *result) override; #endif + void paintEvent(QPaintEvent *event) override; + +private: + void updateTitleBar(); private: Ui::Widget *ui = nullptr; + bool m_bIsWin10OrGreater = false, m_bExtendToTitleBar = false; + const QColor m_cDefaultActiveBorderColor = /*{"707070"}*/ Qt::darkGray; + const QColor m_cDefaultInactiveBorderColor = /*{"aaaaaa"}*/ Qt::gray; + QColor m_cThemeColor = Qt::white; }; diff --git a/examples/Win32Demo/widget.ui b/examples/Win32Demo/widget.ui index d901e2d..9bb08b4 100644 --- a/examples/Win32Demo/widget.ui +++ b/examples/Win32Demo/widget.ui @@ -13,49 +13,7 @@ Widget - - #titleBarWidget { - background-color: rgb(255, 255, 255); -} - -#iconButton, #minimizeButton, #maximizeButton, #closeButton { - background-color: transparent; - border-radius: 0px; -} - -#minimizeButton:hover, #maximizeButton:hover { - border-style: none; - background-color: #80c7c7c7; -} - -#minimizeButton:pressed, #maximizeButton:pressed { - border-style: none; - background-color: #80808080; -} - -#closeButton:hover { - border-style: none; - background-color: #e81123; -} - -#closeButton:pressed { - border-style: none; - background-color: #8c0a15; -} - - - 0 - - - 0 - - - 0 - - - 0 - @@ -161,7 +119,7 @@ - + :/images/button_minimize_black.svg:/images/button_minimize_black.svg @@ -196,7 +154,7 @@ - + :/images/button_maximize_black.svg:/images/button_maximize_black.svg @@ -231,7 +189,7 @@ - + :/images/button_close_black.svg:/images/button_close_black.svg @@ -309,7 +267,7 @@ - + 15 @@ -318,7 +276,7 @@ - Get rid of window frame + Remove window frame true @@ -339,6 +297,20 @@ + + + + + 15 + 75 + true + + + + Extend to title bar + + + @@ -451,7 +423,7 @@ - + diff --git a/examples/common.pri b/examples/common.pri index 4b9cb29..f6ef0c4 100644 --- a/examples/common.pri +++ b/examples/common.pri @@ -4,7 +4,7 @@ DEFINES += \ QT_NO_CAST_FROM_ASCII \ QT_NO_CAST_TO_ASCII \ FRAMELESSHELPER_STATIC -RESOURCES += $$PWD/resources.qrc +RESOURCES += $$PWD/images.qrc HEADERS += \ $$PWD/../framelesshelper_global.h \ $$PWD/../framelesswindowsmanager.h diff --git a/examples/images.qrc b/examples/images.qrc new file mode 100644 index 0000000..7d61a10 --- /dev/null +++ b/examples/images.qrc @@ -0,0 +1,12 @@ + + + images/button_minimize_black.svg + images/button_minimize_white.svg + images/button_maximize_black.svg + images/button_maximize_white.svg + images/button_restore_black.svg + images/button_restore_white.svg + images/button_close_black.svg + images/button_close_white.svg + + diff --git a/examples/resources/images/README.txt b/examples/images/README.txt similarity index 100% rename from examples/resources/images/README.txt rename to examples/images/README.txt diff --git a/examples/resources/images/button_close_black.svg b/examples/images/button_close_black.svg similarity index 100% rename from examples/resources/images/button_close_black.svg rename to examples/images/button_close_black.svg diff --git a/examples/resources/images/button_close_white.svg b/examples/images/button_close_white.svg similarity index 100% rename from examples/resources/images/button_close_white.svg rename to examples/images/button_close_white.svg diff --git a/examples/resources/images/button_maximize_black.svg b/examples/images/button_maximize_black.svg similarity index 100% rename from examples/resources/images/button_maximize_black.svg rename to examples/images/button_maximize_black.svg diff --git a/examples/resources/images/button_maximize_white.svg b/examples/images/button_maximize_white.svg similarity index 100% rename from examples/resources/images/button_maximize_white.svg rename to examples/images/button_maximize_white.svg diff --git a/examples/resources/images/button_minimize_black.svg b/examples/images/button_minimize_black.svg similarity index 100% rename from examples/resources/images/button_minimize_black.svg rename to examples/images/button_minimize_black.svg diff --git a/examples/resources/images/button_minimize_white.svg b/examples/images/button_minimize_white.svg similarity index 100% rename from examples/resources/images/button_minimize_white.svg rename to examples/images/button_minimize_white.svg diff --git a/examples/resources/images/button_restore_black.svg b/examples/images/button_restore_black.svg similarity index 100% rename from examples/resources/images/button_restore_black.svg rename to examples/images/button_restore_black.svg diff --git a/examples/resources/images/button_restore_white.svg b/examples/images/button_restore_white.svg similarity index 100% rename from examples/resources/images/button_restore_white.svg rename to examples/images/button_restore_white.svg diff --git a/examples/resources.qrc b/examples/resources.qrc deleted file mode 100644 index c8da852..0000000 --- a/examples/resources.qrc +++ /dev/null @@ -1,18 +0,0 @@ - - - resources/qml/main.qml - resources/qml/MinimizeButton.qml - resources/qml/MaximizeButton.qml - resources/qml/CloseButton.qml - - - resources/images/button_minimize_black.svg - resources/images/button_minimize_white.svg - resources/images/button_maximize_black.svg - resources/images/button_maximize_white.svg - resources/images/button_restore_black.svg - resources/images/button_restore_white.svg - resources/images/button_close_black.svg - resources/images/button_close_white.svg - - diff --git a/winnativeeventfilter.cpp b/winnativeeventfilter.cpp index 10a7370..9c0fdc4 100644 --- a/winnativeeventfilter.cpp +++ b/winnativeeventfilter.cpp @@ -658,9 +658,14 @@ const UINT m_defaultDotsPerInch = USER_DEFAULT_SCREEN_DPI; const qreal m_defaultDevicePixelRatio = 1.0; +const char envVarUseNativeTitleBar[] = "WNEF_USE_NATIVE_TITLE_BAR"; +const char envVarPreserveWindowFrame[] = "WNEF_PRESERVE_WINDOW_FRAME"; +const char envVarForceWindowFrame[] = "WNEF_FORCE_PRESERVE_WINDOW_FRAME"; +const char envVarForceAcrylic[] = "WNEF_FORCE_ACRYLIC_ON_WIN10"; + bool shouldUseNativeTitleBar() { - return qEnvironmentVariableIsSet("WNEF_USE_NATIVE_TITLE_BAR"); + return qEnvironmentVariableIsSet(envVarUseNativeTitleBar); } bool shouldHaveWindowFrame() @@ -670,8 +675,8 @@ bool shouldHaveWindowFrame() // want to use the native title bar. return true; } - const bool should = qEnvironmentVariableIsSet("WNEF_PRESERVE_WINDOW_FRAME"); - const bool force = qEnvironmentVariableIsSet("WNEF_FORCE_PRESERVE_WINDOW_FRAME"); + const bool should = qEnvironmentVariableIsSet(envVarPreserveWindowFrame); + const bool force = qEnvironmentVariableIsSet(envVarForceWindowFrame); if (should || force) { if (force) { return true; @@ -689,6 +694,11 @@ bool shouldHaveWindowFrame() return false; } +bool forceEnableAcrylicOnWin10() +{ + return qEnvironmentVariableIsSet(envVarForceAcrylic); +} + BOOL IsDwmCompositionEnabled() { // Since Win8, DWM composition is always enabled and can't be disabled. @@ -987,8 +997,8 @@ void UpdateFrameMarginsForWindow(const HWND handle) margins.cyTopHeight = GetFrameSizeForWindow(handle, TRUE).top; } } else { - //margins.cyTopHeight = 1; - margins.cyTopHeight = GetFrameSizeForWindow(handle, TRUE).top; + margins.cyTopHeight = 1; + //margins.cyTopHeight = GetFrameSizeForWindow(handle, TRUE).top; } if (shouldUseNativeTitleBar()) { // If we are going to use the native title bar, @@ -1612,7 +1622,7 @@ bool WinNativeEventFilter::nativeEventFilter(const QByteArray &eventType, // Fix the flickering problem when resizing. // Don't modify the left, right or bottom edge because // a border line will be seen (at least on Win10). - clientRect->top -= 1; + //clientRect->top -= 1; } return true; } @@ -2386,18 +2396,23 @@ bool WinNativeEventFilter::setBlurEffectEnabled(void *handle, wcaData.cbData = sizeof(accentPolicy); if (enabled) { if (isWin10OrGreater(17134)) { - // Enabling the Acrylic effect for Win32 windows is - // very buggy and it's a bug of Windows 10 itself so - // it's not fixable from my side. - if (qEnvironmentVariableIsSet("WNEF_FORCE_ACRYLIC_ON_WIN10")) { - // Windows 10, version 1803 (10.0.17134) - // It's not allowed to enable the Acrylic effect for Win32 - // applications until Win10 1803. + // Windows 10, version 1803 (10.0.17134) + // It's not allowed to enable the Acrylic effect for Win32 + // applications until Win10 1803. + if (forceEnableAcrylicOnWin10()) { accentPolicy.AccentState = ACCENT_ENABLE_ACRYLICBLURBEHIND; + // The gradient color must be set otherwise it'll look + // like a classic blur. Use semi-transparent gradient + // color to get better appearance. const QColor color = gradientColor.isValid() ? gradientColor : QColor(255, 255, 255, 0); accentPolicy.GradientColor = color.rgba(); } else { + // Enabling the Acrylic effect for Win32 windows is + // very buggy and it's a bug of Windows 10 itself so + // it's not fixable from my side. + // So here we switch back to use the classic blur as + // a workaround. accentPolicy.AccentState = ACCENT_ENABLE_BLURBEHIND; } } else if (isWin10OrGreater(10240)) {