modernized cmake installation with IMPORTED target export

src/CMakeLists.txt

@@ -60,16 +60,21 @@ add_dependencies(${TARGET_NAME} ${QT_TARGETS})
 include(GenerateExportHeader)
 generate_export_header(${TARGET_NAME})
 
-set_target_properties(${TARGET_NAME} PROPERTIES
-    PUBLIC_HEADER "${_PUBLIC_HDRS};${_IMPL_HDRS}"
-    )
-
 install(TARGETS ${TARGET_NAME}
   EXPORT ${TARGET_NAME}Targets
-  RUNTIME DESTINATION "${INSTALL_BIN_DIR}"
-  LIBRARY DESTINATION "${INSTALL_LIB_DIR}"
-  ARCHIVE DESTINATION "${INSTALL_LIB_DIR}"
-  PUBLIC_HEADER DESTINATION "${INSTALL_INCLUDE_DIR}" 
-  COMPONENT dev
+  RUNTIME DESTINATION ${INSTALL_BIN_DIR}
+  LIBRARY DESTINATION ${INSTALL_LIB_DIR}
+  ARCHIVE DESTINATION ${INSTALL_LIB_DIR}
+  INCLUDES DESTINATION ${INSTALL_INCLUDE_DIR}
+)
+
+install(
+  FILES
+    ${_PUBLIC_HDRS}
+    ${_IMPL_HDRS}
+  DESTINATION
+    ${INSTALL_INCLUDE_DIR}
+  COMPONENT
+    Devel
 )