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如何禁用 spark:Buttonbar 中按钮的切换特性,使其行为类似于 mx:ButtonBar?
这适用于按钮栏:
requireSelection="false"
如果您只想进行视觉更改:
创建一个自定义外观类,以便按钮的“向下状态”使用与“向上状态”相同的外观。