我无法控制键盘显示或隐藏,在我的项目中,我需要始终隐藏键盘,但保持专注于显示我的自定义键盘(小部件)。
这就是我想要的
这是我的问题
要隐藏键盘并保持光标可见,请将
readOnly
设置为 true
,并将 showCursor
设置为 true
。
TextFormField(
showCursor: true,
readOnly: true),
仅供参考,TextInputType.none 是在 #83974 中引入的:
文本字段( 键盘类型:TextInputType.none, ... )
您可以使用自定义焦点节点
这可以防止键盘仅在第一次点击时出现:
TextField(focusNode: FirstDisabledFocusNode(),)
class FirstDisabledFocusNode extends FocusNode {
@override
bool consumeKeyboardToken() {
return false;
}
}
这总是可以防止:
TextField(focusNode: AlwaysDisabledFocusNode())
class AlwaysDisabledFocusNode extends FocusNode {
@override
bool get hasFocus => false;
}
插入
NoKeyboardEditableText
代替您的 TextField
class NoKeyboardEditableText extends EditableText {
NoKeyboardEditableText({
@required TextEditingController controller,
TextStyle style = const TextStyle(),
Color cursorColor = Colors.black,
bool autofocus = false,
Color selectionColor
}):super(
controller: controller,
focusNode: NoKeyboardEditableTextFocusNode(),
style: style,
cursorColor: cursorColor,
autofocus: autofocus,
selectionColor: selectionColor,
backgroundCursorColor: Colors.black
);
@override
EditableTextState createState() {
return NoKeyboardEditableTextState();
}
}
class NoKeyboardEditableTextState extends EditableTextState {
@override
Widget build(BuildContext context) {
Widget widget = super.build(context);
return Container(
decoration: UnderlineTabIndicator(borderSide: BorderSide(color: Colors.blueGrey)),
child: widget,
);
}
@override
void requestKeyboard() {
super.requestKeyboard();
//hide keyboard
SystemChannels.textInput.invokeMethod('TextInput.hide');
}
}
class NoKeyboardEditableTextFocusNode extends FocusNode {
@override
bool consumeKeyboardToken() {
// prevents keyboard from showing on first focus
return false;
}
}
尝试使用
input_with_keyboard_control
包
它帮助我解决了从条形码扫描仪接收文本而不显示键盘的问题
TextField(
obscureText: true, // Mask the input text
keyboardType: TextInputType.emailAddress, //make it emailAddress type
)
将键盘类型设置为电子邮件地址,这将避免手机弹出安全键盘