EditableText

A basic text input field. The material widget TextField is built on top of this widget. So this widget is the primiary widget for editing text. Most properties that are available for TextField can also be used for EditableText widget. Here are list of properties that you can use the same way you would do in TextField.

• autocorrect
• autofocus
• controller
• cursorColor
• cursorRadius
• cursorWidth
• enableInteractiveSelection
• enableSuggestions
• focusNode
• keyboardType
• maxLines
• minLines
• obscureText
• onChanged
• onEditingComplete
• onSubmitted
• readOnly
• style
• textAlign
• textCapitalization
• textInputAction

Additionally, EditableText widget has some following properties. To learn more see EditableText on Flutter Doc.

• cursorOffset
• cursorOpacityAnimates
• forceLine
• onSelectionChanged
• selectionColor

In most cases TextField widget will meet your requirement. But if it doesn't than you can build a new text box using EditableText.