SET(USE_QMMP_DIALOG TRUE CACHE BOOL "enable/disable Qmmp file dialog") SET(USE_TWO_PANEL_DIALOG TRUE CACHE BOOL "enable/disable Two-panel file dialog") IF(USE_QMMP_DIALOG) add_subdirectory(QmmpFileDialog) ENDIF(USE_QMMP_DIALOG) IF(USE_TWO_PANEL_DIALOG) add_subdirectory(TwoPanelFileDialog) ENDIF(USE_TWO_PANEL_DIALOG)