新增sql连接，目前支持mysql、sqlite、oracle连接以及相关数据库操作

3rd/ElaWidgetTools/lib/cmake/ElaWidgetToolsConfig.cmake

@@ -0,0 +1,35 @@
+
+####### Expanded from @PACKAGE_INIT@ by configure_package_config_file() #######
+####### Any changes to this file will be overwritten by the next CMake run ####
+####### The input file was ElaWidgetToolsConfig.cmake.in                            ########
+
+get_filename_component(PACKAGE_PREFIX_DIR "${CMAKE_CURRENT_LIST_DIR}/../../" ABSOLUTE)
+
+macro(set_and_check _var _file)
+  set(${_var} "${_file}")
+  if(NOT EXISTS "${_file}")
+    message(FATAL_ERROR "File or directory ${_file} referenced by variable ${_var} does not exist !")
+  endif()
+endmacro()
+
+macro(check_required_components _NAME)
+  foreach(comp ${${_NAME}_FIND_COMPONENTS})
+    if(NOT ${_NAME}_${comp}_FOUND)
+      if(${_NAME}_FIND_REQUIRED_${comp})
+        set(${_NAME}_FOUND FALSE)
+      endif()
+    endif()
+  endforeach()
+endmacro()
+
+####################################################################################
+
+set( ElaWidgetTools_LIBRARIES  ElaWidgetTools)
+set( ElaWidgetTools_INCLUDE_DIRS  ${PACKAGE_PREFIX_DIR}/include)
+set( ElaWidgetTools_LIBRARY_DIRS ${PACKAGE_PREFIX_DIR}/lib)
+
+check_required_components(${PROJECT_NAME})
+
+include(CMakeFindDependencyMacro)
+
+include(${PACKAGE_PREFIX_DIR}/lib/cmake/ElaWidgetToolsTargets.cmake)