diff --git a/example/TaoFrameLessView.h b/example/TaoFrameLessView.h
deleted file mode 100644
index 7e5c6a2..0000000
--- a/example/TaoFrameLessView.h
+++ /dev/null
@@ -1,56 +0,0 @@
-#pragma once
-
-#include <QMouseEvent>
-#include <QQuickView>
-#include <QRegion>
-
-//无边框窗口，主要用来实现自定义标题栏。
-//Windows平台支持拖动和改变大小，支持Aero效果
-//非Windows平台，去掉边框，不做其它处理。由Qml模拟resize和拖动。
-class TaoFrameLessViewPrivate;
-class TaoFrameLessView : public QQuickView
-{
-    Q_OBJECT
-    using Super = QQuickView;
-    Q_PROPERTY(bool isMax READ isMax NOTIFY isMaxChanged)
-    Q_PROPERTY(bool isFull READ isFull NOTIFY isFullChanged)
-public:
-    explicit TaoFrameLessView(QWindow *parent = nullptr);
-    ~TaoFrameLessView();
-    void moveToScreenCenter();
-    bool isMax() const;
-    bool isFull() const;
-    QQuickItem *titleItem() const;
-
-    static QRect calcCenterGeo(const QRect &screenGeo, const QSize &normalSize);
-public slots:
-    void setIsMax(bool isMax);
-    void setIsFull(bool isFull);
-    void setTitleItem(QQuickItem* item);
-
-signals:
-    void isMaxChanged(bool isMax);
-    void isFullChanged(bool isFull);
-    void mousePressed(int xPos, int yPos, int button);
-
-protected:
-    void showEvent(QShowEvent *e) override;
-    void resizeEvent(QResizeEvent *e) override;
-#    if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
-    bool nativeEvent(const QByteArray &eventType, void *message, qintptr *result) override;
-#    else
-    bool nativeEvent(const QByteArray &eventType, void *message, long *result) override;
-#    endif
-    void mousePressEvent(QMouseEvent* event) override
-    {
-#    if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
-        emit mousePressed(event->position().x(), event->position().y(), event->button());
-#else
-        emit mousePressed(event->x(), event->y(), event->button());
-#endif
-        Super::mousePressEvent(event);
-    }
-
-private:
-    TaoFrameLessViewPrivate *d;
-};
diff --git a/example/TaoFrameLessView_unix.cpp b/example/TaoFrameLessView_unix.cpp
deleted file mode 100644
index 2ef9940..0000000
--- a/example/TaoFrameLessView_unix.cpp
+++ /dev/null
@@ -1,106 +0,0 @@
-#include "TaoFrameLessView.h"
-#include <QGuiApplication>
-#include <QQuickItem>
-#include <QScreen>
-#include <QWindow>
-
-class TaoFrameLessViewPrivate
-{
-public:
-    bool m_isMax = false;
-    bool m_isFull = false;
-    QQuickItem *m_titleItem = nullptr;
-};
-TaoFrameLessView::TaoFrameLessView(QWindow *parent) : Super(parent), d(new TaoFrameLessViewPrivate)
-{
-    setFlags(Qt::CustomizeWindowHint | Qt::Window | Qt::FramelessWindowHint | Qt::WindowMinMaxButtonsHint | Qt::WindowTitleHint | Qt::WindowSystemMenuHint);
-    setResizeMode(SizeRootObjectToView);
-
-    setIsMax(windowState() == Qt::WindowMaximized);
-    setIsFull(windowState() == Qt::WindowFullScreen);
-    connect(this, &QWindow::windowStateChanged, this, [&](Qt::WindowState state) {
-        (void)state;
-        setIsMax(windowState() == Qt::WindowMaximized);
-        setIsFull(windowState() == Qt::WindowFullScreen);
-    });
-}
-TaoFrameLessView::~TaoFrameLessView()
-{
-    delete d;
-}
-void TaoFrameLessView::showEvent(QShowEvent *e)
-{
-    Super::showEvent(e);
-}
-QRect TaoFrameLessView::calcCenterGeo(const QRect &screenGeo, const QSize &normalSize)
-{
-    int w = normalSize.width();
-    int h = normalSize.height();
-    int x = screenGeo.x() + (screenGeo.width() - w) / 2;
-    int y = screenGeo.y() + (screenGeo.height() - h) / 2;
-    if (screenGeo.width() < w) {
-        x = screenGeo.x();
-        w = screenGeo.width();
-    }
-    if (screenGeo.height() < h) {
-        y = screenGeo.y();
-        h = screenGeo.height();
-    }
-
-    return { x, y, w, h };
-}
-void TaoFrameLessView::moveToScreenCenter()
-{
-    auto geo = calcCenterGeo(screen()->availableGeometry(), size());
-    if (minimumWidth() > geo.width() || minimumHeight() > geo.height()) {
-        setMinimumSize(geo.size());
-    }
-    setGeometry(geo);
-    update();
-}
-bool TaoFrameLessView::isMax() const
-{
-    return d->m_isMax;
-}
-bool TaoFrameLessView::isFull() const
-{
-    return d->m_isFull;
-}
-QQuickItem *TaoFrameLessView::titleItem() const
-{
-    return d->m_titleItem;
-}
-void TaoFrameLessView::setIsMax(bool isMax)
-{
-    if (d->m_isMax == isMax)
-        return;
-
-    d->m_isMax = isMax;
-    emit isMaxChanged(d->m_isMax);
-}
-void TaoFrameLessView::setIsFull(bool isFull)
-{
-    if(d->m_isFull == isFull)
-        return;
-
-    d->m_isFull = isFull;
-    emit isFullChanged(d->m_isFull);
-}
-void TaoFrameLessView::setTitleItem(QQuickItem *item)
-{
-    d->m_titleItem = item;
-}
-#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
-bool TaoFrameLessView::nativeEvent(const QByteArray &eventType, void *message, qintptr *result)
-#else
-bool TaoFrameLessView::nativeEvent(const QByteArray &eventType, void *message, long *result)
-#endif
-
-{
-    return Super::nativeEvent(eventType, message, result);
-}
-
-void TaoFrameLessView::resizeEvent(QResizeEvent *e)
-{
-    Super::resizeEvent(e);
-}
diff --git a/example/TaoFrameLessView_win.cpp b/example/TaoFrameLessView_win.cpp
deleted file mode 100644
index da892fa..0000000
--- a/example/TaoFrameLessView_win.cpp
+++ /dev/null
@@ -1,361 +0,0 @@
-#include "TaoFrameLessView.h"
-
-#include <QGuiApplication>
-#include <QQuickItem>
-#include <QScreen>
-#include <QWindow>
-
-#include <VersionHelpers.h>
-#include <WinUser.h>
-#include <dwmapi.h>
-#include <objidl.h> // Fixes error C2504: 'IUnknown' : base class undefined
-#include <windows.h>
-#include <windowsx.h>
-#include <wtypes.h>
-#pragma comment(lib, "Dwmapi.lib") // Adds missing library, fixes error LNK2019: unresolved
-#pragma comment(lib, "User32.lib")
-#pragma comment(lib, "Gdi32.lib")
-// we cannot just use WS_POPUP style
-// WS_THICKFRAME: without this the window cannot be resized and so aero snap, de-maximizing and minimizing won't work
-// WS_SYSMENU: enables the context menu with the move, close, maximize, minize... commands (shift + right-click on the task bar item)
-// WS_CAPTION: enables aero minimize animation/transition
-// WS_MAXIMIZEBOX, WS_MINIMIZEBOX: enable minimize/maximize
-enum class Style : DWORD
-{
-    windowed = WS_OVERLAPPEDWINDOW | WS_THICKFRAME | WS_CAPTION | WS_SYSMENU | WS_MAXIMIZEBOX | WS_MINIMIZEBOX,
-    aero_borderless = WS_POPUP | WS_THICKFRAME | WS_CAPTION | WS_SYSMENU | WS_MAXIMIZEBOX | WS_MINIMIZEBOX,
-    basic_borderless = WS_POPUP | WS_THICKFRAME | WS_SYSMENU | WS_MAXIMIZEBOX | WS_MINIMIZEBOX
-};
-static bool isCompositionEnabled()
-{
-    BOOL composition_enabled = FALSE;
-    bool success = ::DwmIsCompositionEnabled(&composition_enabled) == S_OK;
-    return composition_enabled && success;
-}
-static Style selectBorderLessStyle()
-{
-    return isCompositionEnabled() ? Style::aero_borderless : Style::basic_borderless;
-}
-static void setShadow(HWND handle, bool enabled)
-{
-    if (isCompositionEnabled())
-    {
-        static const MARGINS shadow_state[2] { { 0, 0, 0, 0 }, { 1, 1, 1, 1 } };
-        ::DwmExtendFrameIntoClientArea(handle, &shadow_state[enabled]);
-    }
-}
-static long hitTest(RECT winrect, long x, long y, int borderWidth)
-{
-    // 鼠标区域位于窗体边框，进行缩放
-    if ((x >= winrect.left) && (x < winrect.left + borderWidth) && (y >= winrect.top) && (y < winrect.top + borderWidth))
-    {
-        return HTTOPLEFT;
-    }
-    else if (x < winrect.right && x >= winrect.right - borderWidth && y >= winrect.top && y < winrect.top + borderWidth)
-    {
-        return HTTOPRIGHT;
-    }
-    else if (x >= winrect.left && x < winrect.left + borderWidth && y < winrect.bottom && y >= winrect.bottom - borderWidth)
-    {
-        return HTBOTTOMLEFT;
-    }
-    else if (x < winrect.right && x >= winrect.right - borderWidth && y < winrect.bottom && y >= winrect.bottom - borderWidth)
-    {
-        return HTBOTTOMRIGHT;
-    }
-    else if (x >= winrect.left && x < winrect.left + borderWidth)
-    {
-        return HTLEFT;
-    }
-    else if (x < winrect.right && x >= winrect.right - borderWidth)
-    {
-        return HTRIGHT;
-    }
-    else if (y >= winrect.top && y < winrect.top + borderWidth)
-    {
-        return HTTOP;
-    }
-    else if (y < winrect.bottom && y >= winrect.bottom - borderWidth)
-    {
-        return HTBOTTOM;
-    }
-    else
-    {
-        return 0;
-    }
-}
-
-static bool isMaxWin(QWindow* win)
-{
-    return win->windowState() == Qt::WindowMaximized;
-}
-static bool isFullWin(QQuickView* win)
-{
-    return win->windowState() == Qt::WindowFullScreen;
-}
-
-class TaoFrameLessViewPrivate
-{
-public:
-    bool m_firstRun = true;
-    bool m_isMax = false;
-    bool m_isFull = false;
-    QQuickItem* m_titleItem = nullptr;
-    HMENU mMenuHandler = NULL;
-    bool borderless = true;        // is the window currently borderless
-    bool borderless_resize = true; // should the window allow resizing by dragging the borders while borderless
-    bool borderless_drag = true;   // should the window allow moving my dragging the client area
-    bool borderless_shadow = true; // should the window display a native aero shadow while borderless
-    void setBorderLess(HWND handle, bool enabled)
-    {
-        auto newStyle = enabled ? selectBorderLessStyle() : Style::windowed;
-        auto oldStyle = static_cast<Style>(::GetWindowLongPtrW(handle, GWL_STYLE));
-        if (oldStyle != newStyle)
-        {
-            borderless = enabled;
-            ::SetWindowLongPtrW(handle, GWL_STYLE, static_cast<LONG>(newStyle));
-
-            // when switching between borderless and windowed, restore appropriate shadow state
-            setShadow(handle, borderless_shadow && (newStyle != Style::windowed));
-
-            // redraw frame
-            ::SetWindowPos(handle, nullptr, 0, 0, 0, 0, SWP_FRAMECHANGED | SWP_NOMOVE | SWP_NOSIZE);
-            ::ShowWindow(handle, SW_SHOW);
-        }
-    }
-    void setBorderLessShadow(HWND handle, bool enabled)
-    {
-        if (borderless)
-        {
-            borderless_shadow = enabled;
-            setShadow(handle, enabled);
-        }
-    }
-};
-TaoFrameLessView::TaoFrameLessView(QWindow* parent)
-    : QQuickView(parent)
-    , d(new TaoFrameLessViewPrivate)
-{
-    //此处不需要设置flags
-    //    setFlags(Qt::CustomizeWindowHint | Qt::Window | Qt::FramelessWindowHint | Qt::WindowMinMaxButtonsHint | Qt::WindowTitleHint |
-    //    Qt::WindowSystemMenuHint);
-    setResizeMode(SizeRootObjectToView);
-
-    setIsMax(windowState() == Qt::WindowMaximized);
-    setIsFull(windowState() == Qt::WindowFullScreen);
-    connect(this, &QWindow::windowStateChanged, this, [&](Qt::WindowState state) {
-        (void)state;
-        setIsMax(windowState() == Qt::WindowMaximized);
-        setIsFull(windowState() == Qt::WindowFullScreen);
-    });
-}
-void TaoFrameLessView::showEvent(QShowEvent* e)
-{
-    if (d->m_firstRun)
-    {
-        d->m_firstRun = false;
-        //第一次show的时候，设置无边框。不在构造函数中设置。取winId会触发QWindowsWindow::create,直接创建win32窗口,引起错乱(win7 或者虚拟机启动即黑屏)。
-        d->setBorderLess((HWND)(winId()), d->borderless);
-        {
-            // Qt 5.15.2 的bug; 问题复现及解决方法：当使用WM_NCCALCSIZE 修改非客户区大小后，移动窗口到其他屏幕时，qwindows.dll 源码 qwindowswindow.cpp:2447
-            // updateFullFrameMargins() 函数 处会调用qwindowswindow.cpp:2453 的
-            // calculateFullFrameMargins函数重新获取默认的非客户区大小，导致最外层窗口移动屏幕时会触发resize消息，引起40像素左右的黑边；故此处创建Menu
-            // 使其调用qwindowswindow.cpp:2451 的 QWindowsContext::forceNcCalcSize() 函数计算非客户区大小
-
-            //已知负面效果: 引入win32 MENU后，Qt程序中如果有alt开头的快捷键，会不生效，被Qt滤掉了，需要修改Qt源码
-            // QWindowsKeyMapper::translateKeyEventInternal 中的
-            // if (msgType == WM_SYSKEYDOWN && (nModifiers & AltAny) != 0 && GetMenu(msg.hwnd) != nullptr)
-            //  return false;
-            // 这两行屏蔽掉
-
-            d->mMenuHandler = ::CreateMenu();
-            ::SetMenu((HWND)winId(), d->mMenuHandler);
-        }
-    }
-    Super::showEvent(e);
-}
-TaoFrameLessView::~TaoFrameLessView()
-{
-    if (d->mMenuHandler != NULL)
-    {
-        ::DestroyMenu(d->mMenuHandler);
-    }
-    delete d;
-}
-
-bool TaoFrameLessView::isMax() const
-{
-    return d->m_isMax;
-}
-
-bool TaoFrameLessView::isFull() const
-{
-    return d->m_isFull;
-}
-QQuickItem* TaoFrameLessView::titleItem() const
-{
-    return d->m_titleItem;
-}
-void TaoFrameLessView::setTitleItem(QQuickItem* item)
-{
-    d->m_titleItem = item;
-}
-QRect TaoFrameLessView::calcCenterGeo(const QRect& screenGeo, const QSize& normalSize)
-{
-    int w = normalSize.width();
-    int h = normalSize.height();
-    int x = screenGeo.x() + (screenGeo.width() - w) / 2;
-    int y = screenGeo.y() + (screenGeo.height() - h) / 2;
-    if (screenGeo.width() < w)
-    {
-        x = screenGeo.x();
-        w = screenGeo.width();
-    }
-    if (screenGeo.height() < h)
-    {
-        y = screenGeo.y();
-        h = screenGeo.height();
-    }
-
-    return { x, y, w, h };
-}
-void TaoFrameLessView::moveToScreenCenter()
-{
-    auto geo = calcCenterGeo(screen()->availableGeometry(), size());
-    if (minimumWidth() > geo.width() || minimumHeight() > geo.height())
-    {
-        setMinimumSize(geo.size());
-    }
-    setGeometry(geo);
-    update();
-}
-
-void TaoFrameLessView::setIsMax(bool isMax)
-{
-    if (d->m_isMax == isMax)
-        return;
-
-    d->m_isMax = isMax;
-    emit isMaxChanged(d->m_isMax);
-}
-void TaoFrameLessView::setIsFull(bool isFull)
-{
-    if (d->m_isFull == isFull)
-        return;
-
-    d->m_isFull = isFull;
-    emit isFullChanged(d->m_isFull);
-}
-void TaoFrameLessView::resizeEvent(QResizeEvent* e)
-{
-    // SetWindowRgn(HWND(winId()), CreateRoundRectRgn(0, 0, width(), height(), 4, 4), true);
-    Super::resizeEvent(e);
-}
-
-#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
-bool TaoFrameLessView::nativeEvent(const QByteArray& eventType, void* message, qintptr* result)
-#else
-bool TaoFrameLessView::nativeEvent(const QByteArray& eventType, void* message, long* result)
-#endif
-
-{
-    const long border_width = 4;
-    if (!result)
-    {
-        //防御式编程
-        //一般不会发生这种情况，win7一些极端情况，会传空指针进来。解决方案是升级驱动、切换到basic主题。
-        return false;
-    }
-
-#if (QT_VERSION == QT_VERSION_CHECK(5, 11, 1))
-    // Work-around a bug caused by typo which only exists in Qt 5.11.1
-    const auto msg = *reinterpret_cast<MSG**>(message);
-#else
-    const auto msg = static_cast<LPMSG>(message);
-#endif
-
-    if (!msg || !msg->hwnd)
-    {
-        return false;
-    }
-    switch (msg->message)
-    {
-    case WM_NCCALCSIZE: {
-#if 1
-        const auto mode = static_cast<BOOL>(msg->wParam);
-        const auto clientRect = mode ? &(reinterpret_cast<LPNCCALCSIZE_PARAMS>(msg->lParam)->rgrc[0]) : reinterpret_cast<LPRECT>(msg->lParam);
-        if (mode == TRUE && d->borderless)
-        {
-            *result = WVR_REDRAW;
-            //规避 拖动border进行resize时界面闪烁
-            if (!isMaxWin(this) && !isFullWin(this))
-            {
-                if (clientRect->top != 0)
-                {
-                    clientRect->top -= 0.1;
-                }
-            }
-            else
-            {
-                if (clientRect->top != 0)
-                {
-                    clientRect->top += 0.1;
-                }
-            }
-            return true;
-        }
-#else
-        *result = 0;
-        return true;
-#endif
-        break;
-    }
-    case WM_NCACTIVATE: {
-        if (!isCompositionEnabled())
-        {
-            // Prevents window frame reappearing on window activation
-            // in "basic" theme, where no aero shadow is present.
-            *result = 1;
-            return true;
-        }
-        break;
-    }
-    case WM_NCHITTEST: {
-        if (d->borderless)
-        {
-            RECT winrect;
-            GetWindowRect(HWND(winId()), &winrect);
-
-            long x = GET_X_LPARAM(msg->lParam);
-            long y = GET_Y_LPARAM(msg->lParam);
-
-            *result = 0;
-            if (!isMaxWin(this) && !isFullWin(this))
-            { //非最大化、非全屏时，进行命中测试，处理边框拖拽
-                *result = hitTest(winrect, x, y, border_width);
-                if (0 != *result)
-                {
-                    return true;
-                }
-            }
-
-            if (d->m_titleItem)
-            {
-                auto titlePos = d->m_titleItem->mapToGlobal({ 0, 0 });
-                titlePos = mapFromGlobal(titlePos.toPoint());
-                auto titleRect = QRect(titlePos.x(), titlePos.y(), d->m_titleItem->width(), d->m_titleItem->height());
-                double dpr = qApp->devicePixelRatio();
-                QPoint pos = mapFromGlobal(QPoint(x / dpr, y / dpr));
-                if (titleRect.contains(pos))
-                {
-                    *result = HTCAPTION;
-                    return true;
-                }
-            }
-            return false;
-        }
-        break;
-    } // end case WM_NCHITTEST
-    }
-    return Super::nativeEvent(eventType, message, result);
-}
diff --git a/example/example.pro b/example/example.pro
index 051a1c7..b77b477 100644
--- a/example/example.pro
+++ b/example/example.pro
@@ -7,17 +7,8 @@ DEFINES += QT_DEPRECATED_WARNINGS QT_NO_WARNING_OUTPUT
 SOURCES += \
         main.cpp
 
-win32 {
-    SOURCES += \
-        TaoFrameLessView_win.cpp
-} else {
-    SOURCES += \
-        TaoFrameLessView_unix.cpp
-}
-
 RESOURCES += qml.qrc
 
-
 qnx: target.path = /tmp/$${TARGET}/bin
 else: unix:!android: target.path = /opt/$${TARGET}/bin
 !isEmpty(target.path): INSTALLS += target
@@ -52,7 +43,3 @@ else: unix:!android: target.path = /opt/$${TARGET}/bin
 # PRE_TARGETDEPS += $$OUT_PWD/../bin/FluentUI/lib$${LIBNAME}.a
 
 ### 注意:静态库 .so .dylib .dll 是自动安装的Qt qml plugin目录中，不需要此步配置
-
-HEADERS += \
-    Frameless.h \
-    TaoFrameLessView.h
diff --git a/example/main.cpp b/example/main.cpp
index f6e95ea..65f0030 100644
--- a/example/main.cpp
+++ b/example/main.cpp
@@ -1,12 +1,10 @@
 #include <QGuiApplication>
 #include <QQmlApplicationEngine>
-#include "TaoFrameLessView.h"
 
 #if defined(STATICLIB)
 #include <FluentUI.h>
 #endif
 
-
 int main(int argc, char *argv[])
 {
     QCoreApplication::setAttribute(Qt::AA_UseSoftwareOpenGL);
@@ -26,27 +24,5 @@ int main(int argc, char *argv[])
             QCoreApplication::exit(-1);
     }, Qt::QueuedConnection);
     engine.load(url);
-
-
-
-//    TaoFrameLessView view;
-//#if defined(STATICLIB)
-//    FluentUI::create(view.engine());
-//#endif
-//    const QUrl url(QStringLiteral("qrc:/main.qml"));
-//    QObject::connect(&view, &QQuickView::statusChanged, &view, [&](QQuickView::Status status) {
-//        if (status == QQuickView::Status::Ready) {
-
-//        }
-//    });
-//    //qml call 'Qt.quit()' will emit engine::quit, here should call qApp->quit
-//    QObject::connect(view.engine(), &QQmlEngine::quit, qApp, &QCoreApplication::quit);
-//    //qml clear content before quit
-//    QObject::connect(qApp, &QGuiApplication::aboutToQuit, qApp, [&view](){view.setSource({});});
-
-//    view.setSource(url);
-//    view.moveToScreenCenter();
-//    view.show();
-
     return app.exec();
 }