一天学 Delphi

我有一位潜在客户,经营着几家科技公司,其中至少一家使用 Delphi 编程语言与客户系统集成。他对我说的一句话是:“去学 Delphi!”

Delphi 标志

Delphi 主要用于 Windows 平台,并配有 Embarcadero 提供的集成开发环境(IDE)。这个 IDE 是高度集成、以组件为核心的快速应用开发(RAD)环境,既有用于拖放组件的可视化设计界面,也有为组件添加行为的代码编辑区。

开发 Delphi 应用时,你通常不用 VS Code、Emacs 或 Vim,而是使用 Embarcadero 的 IDE:RAD Studio。


从 Linux 转向 Windows 上的 Delphi

我是 Linux 人,这才是我的主要专长,但我也能适应其他环境。我从微软下载 Windows 10 ISO,在 VirtualBox 虚拟机中安装系统,注册 Embarcadero 账号,再安装 RAD Studio Community Edition。

接着,我创建了一个 GitHub 仓库,配置 CNAME 记录,以便直接从仓库发布一个完善的项目网站。

环境准备就绪后,我启动 IDE,简单探索一番,就开始动手了。


最精简的开发路线图

我一直相信实践是最好的学习方式,因此计划用 Delphi 开发一个小应用。我选择了一个简单的联系人管理程序,用来保存姓名和电话号码。

因为完全是在陌生领域摸索,我花时间规划了一个最小化的开发路线:


经验教训

很高兴地说,我只把项目折腾成“一团麻花”一次,最后不得不用 Notepad++ 把它救回来。不过也因此学到了东西:

  • 重命名组件时使用 IDE,免得把项目拧成麻花。
  • 给 UI 组件起有意义的名字,让代码具有自说明性。
  • 规划很重要,分阶段推进的方法确实管用。

结论

Embarcadero 的 RAD Studio 让我惊喜:用它构建一个能运行的应用,速度比预期快得多。我原以为过程会很艰苦,结果不仅很投入,甚至相当享受。

如果以后需要在 Windows 上开发 GUI 应用,Delphi 会是一个很有竞争力的选择。

更重要的是,这次经历再次证明了我在工作中依赖的一项能力:进入不熟悉的环境,迅速建立工作能力,并在短时间内从摸索推进到可运行的系统。在这个过程中,RAD Studio 不只是需要学习的新技术,更是帮助我完成任务的工具。

Delphi 联系人应用

2026

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2025

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