Partially finish the bug after window close and reshow

Sine Striker

2024-02-20 2d2fc799bc698ebf7e7c8bcc394366d0d7bf071b

 examples/mainwindow/CMakeLists.txt

@@ -3,7 +3,12 @@
file(GLOB _src *.h *.cpp)

qwk_add_example(${PROJECT_NAME}
    SOURCES ${_src}
    SOURCES ${_src} mainwindow.qrc ../shared/resources/shared.qrc
    QT_LINKS Core Gui Widgets
    LINKS QWKWidgets WidgetFrame
)
)

set_target_properties(${PROJECT_NAME} PROPERTIES
    CXX_STANDARD 17
    CXX_STANDARD_REQUIRED TRUE
)