如何从当前关注的组件中移除焦点？ [英] How to remove focus from currently focused component?
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问题描述
我有一个DB组件，当它接收到CM_EXIT消息时，将调用DataLink.UpdateRecord。失去焦点时将发送此消息。当我单击发布按钮时，它不会失去焦点，并且价值也不会写入数据源。
I have a DB component which DataLink.UpdateRecord is called when it receives CM_EXIT message. This message is sent when it loses focus. When I click post button, it doesn't lose focus and value is not written to datasource. How can I reach an effect of component losing focus without switching it to other one?
推荐答案
您可以使用：
procedure TCustomForm.DefocusControl(Control: TWinControl; Removing: Boolean);
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