关键代码: using System; using System.Runtime.InteropServices; using System.Windows.Forms; namespace WinFormUtilHelpV2 { /// <summary> /// 基于.NET 2.0的TextBox工具类 /// </summary> public static class TextBoxToolV2 { private const int EM_SETCUEBANNER =
cp from : https://blog.csdn.net/wyk304443164/article/details/77093339 没有考虑到兼容性,因为我们暂时只适配了webkit. 也没有考虑到懒加载,因为项目比较紧有需要加的朋友看react-lazyload,也比较简单,现成的轮子 /** * Created by wuyakun on 2017/8/11. * 会显示默认图片的image */ import React from 'react'; class DefaultIma