Xamarin.forms-如何在视图模型内的条目中检测回车?

问题描述

我正在开发基于mvvm模式的xamarin表单应用程序.我正在寻找检测用户是否输入Enter按钮的方法.事件应从viewModel类调用命令.

I am developing an xamarin forms app based on mvvm pattern. I am looking for way to detect if user type Enter button. Event should call an command from viewModel class.

你们能分享一些技巧吗? ;)

Could you guys share some tips? ;)

推荐答案

按Enter键会触发完整事件，请参见此.

Completed event is fired on press of enter key see this.

您可以将事件处理程序附加到Completed事件上，如下所示:

You can attach your event handler on Completed event like this:

var testEntry = new Entry ();

testEntry.Completed += (sender, e) => {

//Called on enter key press

};

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