wpf组合框可防止文本更改 [英] wpf combobox prevent text changed

问题描述

有什么方法可以防止wpf组合框在选择更改后更改其文本?我有一个从combobox派生的自定义控件，我希望能够在更改选择后手动设置文本，此外，我不能阻止base.OnSelectionChanged的调用(这可以解决问题，但它必须作为一部分保留在其中.要求)

is there any way to prevent wpf combobox from changing its text after selection changed? I have a custom control that derives from combobox and I want to be able to set the text manually after selection changed, additionally I cannot prevent the base.OnSelectionChanged from being invoked (this does the trick but it has to stay there as a part of requirements)

推荐答案

通常，ComboBox的IsEditable和IsReadOnly属性用于控制ComboBox的显示文本可被编辑或选择的级别.用户.

In general the IsEditable and the IsReadOnly properties of ComboBox are used to control the level to which the display Text of the ComboBox is editable or selectable by the user.

在

In the msdn combobox (section remarks) you can read about it.

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