Initial basic QML app.

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.16)
+
+set(TARGET_APP "GenericQMLApp")
+project(${TARGET_APP} VERSION 0.1.0 LANGUAGES CXX)
+
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+find_package(Qt6 REQUIRED COMPONENTS Quick)
+
+qt_standard_project_setup(REQUIRES 6.8)
+
+qt_add_executable(${TARGET_APP}
+    main.cpp
+)
+
+qt_add_qml_module(${TARGET_APP}
+    URI GenericQML
+    QML_FILES
+        Main.qml
+)
+
+# Qt for iOS sets MACOSX_BUNDLE_GUI_IDENTIFIER automatically since Qt 6.1.
+# If you are developing for iOS or macOS you should consider setting an
+# explicit, fixed bundle identifier manually though.
+set_target_properties(${TARGET_APP} PROPERTIES
+#    MACOSX_BUNDLE_GUI_IDENTIFIER com.example.${TARGET_APP}
+    MACOSX_BUNDLE_BUNDLE_VERSION ${PROJECT_VERSION}
+    MACOSX_BUNDLE_SHORT_VERSION_STRING ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}
+    MACOSX_BUNDLE TRUE
+    WIN32_EXECUTABLE TRUE
+)
+
+target_link_libraries(${TARGET_APP}
+    PRIVATE Qt6::Quick
+)
+
+include(GNUInstallDirs)
+install(TARGETS ${TARGET_APP}
+    BUNDLE DESTINATION .
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+)

Main.qml

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+import QtQuick
+
+Window {
+    width: 640
+    height: 480
+    visible: true
+    title: qsTr("Hello World")
+}

main.cpp

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+#include <QGuiApplication>
+#include <QQmlApplicationEngine>
+
+int main(int argc, char* argv[]) {
+  QGuiApplication app(argc, argv);
+
+  QQmlApplicationEngine engine;
+  QObject::connect(
+      &engine, &QQmlApplicationEngine::objectCreationFailed, &app,
+      []() { QCoreApplication::exit(-1); }, Qt::QueuedConnection);
+  engine.loadFromModule("GenericQML", "Main");
+
+  return app.exec();
+}