Flutter 动态电子时钟

创建工具common.dart文件 const CLOCK_INTERVAL = Duration(microseconds: 1000); const ChineseWeekDays = { 1: '一', 2: '二', 3: '三', 4: '四', 5: '五', 6: '六', 7: '日', }; String pad0(int num) { if (num < 10) { return '0${num.toString()}'; } return num.toString(); } 创建组件基础theme_base.dart文件