Combobox with text and background color change

这个是自己编写的，DevExpress中的ComboBoxEdit的应用Demo，用于获取ComboBoxEdit的选项的Value，很实用，弥补默认空间无法添加Value的缺憾，希望大家喜欢！-This is their preparation, DevExpress application in ComboBoxEdit Demo, the options for obtaining ComboBoxEdit Value, very