[英]How to not dismiss the keyboard when the showMenu method invoke in flutter?
我有ComposePage有一个TextField和action按钮，当按下按钮显示菜单时，但我不希望关闭键盘，在颤抖中该怎么做！
将此代码添加到onPress函数中。
FocusScope.of(context).requestFocus(new FocusNode());
Flutter 如何在鼠标退出 PopupMenuItem 时关闭 showMenu
[英]Flutter how to dismiss showMenu when mouse exit the PopupMenuItem
如何在 flutter 中显示和隐藏菜单时使按钮具有某些活动或非活动效果（使用“showMenu”）
[英]How to make a button to have some active or inactive effect when a menu is being displayed and hidden in flutter (using "showMenu" )
如何关闭 TextFormfield flutter 2.0.1 中的键盘
[英]How do I dismiss the keyboard in TextFormfield flutter 2.0.1
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