键盘快捷键和动作监听器 [英] Keyboard shortcuts and action listeners

问题描述

想知道如何将键盘键链接到netbeans中的JButton，从oracle下载的KeyEventDemo程序可以让您按一个键并告诉您键码，现在我想知道如何实现它，在计算器项目上工作，我已经能够单击任何按钮并将其设置为 + ，-，/， * 或 enter ，所以现在我想知道如何将2链接在一起，从本质上讲，我试图弄清楚如何检查方法中按了哪个键，然后根据所按的方法运行一个方法！感谢您提供任何信息！

Wondering how to link a keyboard key to a JButton in netbeans, Downloaded KeyEventDemo program from oracle that lets you press a key and it tells you the keycode, Now im wondering how to implement that, working on a calculator project and I already have the ability to click on any button and have it either +,-,/,* or enter so now I am wondering how to link the 2 together, essentially I'm trying to figure out how to check which key is being pressed in a method, and then run a method depending on what they pressed! thanks for any info!

推荐答案

请参见如何使用键绑定.基本上，您将KeyStroke绑定到Action.本教程还包含有关如何使用动作的部分.

See How to Use Key Bindings. Basically you bind a KeyStroke to an Action. The tutorial also has a section on How to Use Actions.

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