Flutter-如何在Flutter中的数字键盘中添加完成按钮 [英] Flutter - how to add done button in number keyboard in flutter

问题描述

我试图在 TextFormField 的数字类型输入中添加 done 按钮，但是我无法做到这一点.

I am trying to add done button in number type input for a TextFormField in flutter but I could not able to do that.

TextFormField(
          key: Key(keyValue),
          initialValue: valueBuilder,
          onSaved: (text) {
            fieldsController.text = text.trim();
          },
          inputFormatters: [inputFormatters],
          keyboardType: TextInputType.phoneNumber,)

我想创建一个如下所示的键盘.对于输入文本表单字段.

I want create a keyboard like the below. For the input text form field.

推荐答案

更改

keyboardType: TextInputType.number

到

keyboardType: TextInputType.numberWithOptions(signed: true, decimal: true)

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