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why node-editor source can not detect header files QGraphicsPixmapItem?

  • i downloaded project node-editor from link below:

    when i built it it had errors !!

    error: QGraphicsPixmapItem: No such file or directory

    why it can not detect header file????????

  • Lifetime Qt Champion


    It's a Qt 4 project so you have to at least add QT += widgets in the .pro file and you may need to either remove all the modules from the includes or change the one from QtGui to QtWidget where appropriate.