IsDefault和失去焦点的事件 [英] IsDefault and lost focus event

问题描述

我的应用程序中有一个wpf登录窗口，如果要填写所有必填字段，我希望其中的登录按钮为默认按钮，此对话框包含1个文本框，1个密码框和1个组合框，最初其登录按钮是可用的，但当组合在之后获得填充时 验证用户名和密码后，登录名将变为活动状态，并将其设置为默认按钮.

I am having a wpf login window in my application,in which i want login button to be default if all required field are filled,this dialog contains 1 textbox 1 password box and 1 combo box,initially its login button is diabled but when combo gets filles after validating user name and password thn login becomes active and it is being set as default button.

但是问题开始了，我按Enter键，失去焦点事件，并且登录按钮命令处理程序都开始执行，由于这我得到了意外的结果.

but the problem starts i press enter and lost focus event and login button command handler both starts executing due to which i am getting unexpected result.

推荐答案

如何启用登录"按钮-您是否正在使用转换器将其绑定?还是您要在LostFocus事件上处理此问题?

How are you enabling the Login button - are you binding it, using a converter?  Or are you trying to handle this on the LostFocus event?

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