Minor tweaks

Signed-off-by: Yuhang Zhao <2546789017@qq.com>

examples/mainwindow/main.cpp

@@ -27,7 +27,6 @@
 
 int main(int argc, char *argv[])
 {
-    QCoreApplication::setAttribute(Qt::AA_DontCreateNativeWidgetSiblings);
     // High DPI scaling is enabled by default from Qt 6
 #if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
     // Windows: we are using the manifest file to get maximum compatibility

examples/mainwindow/mainwindow.cpp

@@ -29,6 +29,9 @@
 
 MainWindow::MainWindow(QWidget *parent, Qt::WindowFlags flags) : QMainWindow(parent, flags)
 {
+    setAttribute(Qt::WA_DontCreateNativeAncestors);
+    createWinId();
+
     appMainWindow = new Ui::MainWindow;
     appMainWindow->setupUi(this);
 

examples/quick/main.cpp

@@ -30,7 +30,6 @@
 
 int main(int argc, char *argv[])
 {
-    QCoreApplication::setAttribute(Qt::AA_DontCreateNativeWidgetSiblings);
     // High DPI scaling is enabled by default from Qt 6
 #if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
     // Windows: we are using the manifest file to get maximum compatibility

examples/widget/main.cpp

@@ -27,7 +27,6 @@
 
 int main(int argc, char *argv[])
 {
-    QCoreApplication::setAttribute(Qt::AA_DontCreateNativeWidgetSiblings);
     // High DPI scaling is enabled by default from Qt 6
 #if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
     // Windows: we are using the manifest file to get maximum compatibility

examples/widget/widget.cpp

@@ -34,6 +34,7 @@
 
 Widget::Widget(QWidget *parent) : QWidget(parent)
 {
+    setAttribute(Qt::WA_DontCreateNativeAncestors);
     createWinId();
     setupUi();
     startTimer(500);

examples/windows.manifest

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
-  <assemblyIdentity type="win32" name="com.wangwenx190.framelessapplication" version="1.0.0.0"/>
+  <assemblyIdentity type="win32" name="org.wangwenx190.framelessapplication" version="1.0.0.0"/>
   <dependency>
     <dependentAssembly>
       <assemblyIdentity type="win32" name="Microsoft.Windows.Common-Controls" version="6.0.0.0" processorArchitecture="*" publicKeyToken="6595b64144ccf1df" language="*"/>

framelesswindowsmanager.cpp

@@ -25,6 +25,7 @@
 #include "framelesswindowsmanager.h"
 #include <QtCore/qvariant.h>
 #include <QtCore/qdebug.h>
+#include <QtCore/qcoreapplication.h>
 #include <QtGui/qwindow.h>
 #include "utilities.h"
 #ifdef FRAMELESSHELPER_USE_UNIX_VERSION
@@ -44,6 +45,9 @@ void FramelessWindowsManager::addWindow(QWindow *window)
     if (!window) {
         return;
     }
+    if (!QCoreApplication::testAttribute(Qt::AA_DontCreateNativeWidgetSiblings)) {
+        QCoreApplication::setAttribute(Qt::AA_DontCreateNativeWidgetSiblings);
+    }
 #ifdef FRAMELESSHELPER_USE_UNIX_VERSION
     framelessHelperUnix()->removeWindowFrame(window);
 #else