限制DevExpress TextEdit和MemoEdit控件的输入长度

问题描述

我有一个项目，其中有一些第三方控制。我有一个TextEdit和MemoEdit在我的表单，我想限制用户可以输入的字符数。

解决方案

您可以等待最新版本，但有一些解决方法，如屏蔽，帮助属性和/或字符计数文字改变了事件。以下是解决方法的一些链接：

掩码解决方法：

助手属性解决方法： a href =http://www.devexpress.com/Support/Center/p/S131769.aspx =nofollow> http://www.devexpress.com/Support/Center/p/S131769.aspx

文字更改/ char count：

I have a project with some 3rd-party controls in it. I have a TextEdit and a MemoEdit in my form and I want to limit the number of characters that the user can enter.

解决方案

You can wait for the newest version but there are a few workarounds such as masking, helper properties and/or character counting on the text changed event. Here are some links to the workarounds:

Mask workaround: http://www.devexpress.com/Support/Center/p/Q250641.aspx

Helper property workaround: http://www.devexpress.com/Support/Center/p/S131769.aspx

Text change/char count: http://www.qtcentre.org/threads/6776-Text-edit-and-maxLength

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