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csdn
8 年
WPF,如何改变ComboBox的这种默认行为
对于ComboBox而言,弹出框通常是可上可下,如果下面没有足够的空间的话,弹出框就会向上弹,如果上面的空间不够的话,就会向下弹出。 请问,这个情况是由什么属性决定的,如何改变这种默认行为,也就是说,如果我在控件模板中已经设置了Popup向下弹 ...
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