diff --git a/QtScrcpy/main.cpp b/QtScrcpy/main.cpp
index 929af13..1b80d9b 100644
--- a/QtScrcpy/main.cpp
+++ b/QtScrcpy/main.cpp
@@ -11,7 +11,6 @@
 #include "dialog.h"
 #include "mousetap/mousetap.h"
 #include "stream.h"
-#include "windownativeeventfilter.h"
 #include "windowframelesshelper.h"
 
 static Dialog *g_mainDlg = Q_NULLPTR;
@@ -80,10 +79,6 @@ int main(int argc, char *argv[])
 
     QQmlApplicationEngine engine("qrc:/MainWindow.qml");
 
-#ifdef Q_OS_WIN32
-    WindowNativeEventFilter::Instance()->Init();
-#endif
-
     // windows下通过qmake VERSION变量或者rc设置版本号和应用名称后，这里可以直接拿到
     // mac下拿到的是CFBundleVersion的值
     qDebug() << app.applicationVersion();
diff --git a/QtScrcpy/uibase/uibase.pri b/QtScrcpy/uibase/uibase.pri
index 630d94b..d64b681 100644
--- a/QtScrcpy/uibase/uibase.pri
+++ b/QtScrcpy/uibase/uibase.pri
@@ -10,5 +10,16 @@ HEADERS += \
 SOURCES += \
     $$PWD/keepratiowidget.cpp \
     $$PWD/magneticwidget.cpp \
-    $$PWD/windowframelesshelper.mm \
     $$PWD/windownativeeventfilter.cpp
+
+win32 {
+    SOURCES += $$PWD/windowframelesshelper.cpp
+}
+
+mac {
+    SOURCES += $$PWD/windowframelesshelper.mm
+}
+
+linux {
+    SOURCES += $$PWD/windowframelesshelper.cpp
+}
diff --git a/QtScrcpy/uibase/windowframelesshelper.cpp b/QtScrcpy/uibase/windowframelesshelper.cpp
new file mode 100644
index 0000000..2645661
--- /dev/null
+++ b/QtScrcpy/uibase/windowframelesshelper.cpp
@@ -0,0 +1,26 @@
+#include "windowframelesshelper.h"
+#include "windownativeeventfilter.h"
+
+WindowFramelessHelper::WindowFramelessHelper(QObject *parent) : QObject(parent)
+{
+
+}
+
+QQuickWindow *WindowFramelessHelper::target() const
+{
+    return m_target;
+}
+
+void WindowFramelessHelper::setTarget(QQuickWindow *target)
+{
+    if (target == m_target) {
+        return;
+    }
+    m_target = target;
+
+#ifdef Q_OS_WIN32
+    WindowNativeEventFilter::Instance()->Init();
+#endif
+
+    emit targetChanged();
+}