1背景颜色windowpreference-GeneralEditors-Text Editors/Background color2字体设置windowpreference-GeneralAppearancecolor and Fonts / Editors-C/C+ Editor Text Font C 语法字体颜色设置C 源文件右键- preference-C/C+Editor-Syntax Coloring或者 windowpreference-C/C+Editor-Syntax Coloring