![]() Take a look on method documentation for more details Using InputDecoration. When invalidate field or form, like focus or auto scroll. When use invalidate and validate methods, can use two optional parameters configure the behavior Read this article for step-by-step instructions on how to build your own custom field. To build your own field within a FormBuilder, we use FormBuilderField which will require that you define your own field. On another side, can access all field values without saving form with instantValuesĭebugPrint(_formKey.currentState ?.instantValue. saveAndValidate() ĭebugPrint(_formKey.currentState ?.value. compose([ĭecoration : const InputDecoration(labelText : 'Password'),Ĭolor : Theme. No specific setup required: only install the dependency and use :) Basic useĭecoration : const InputDecoration(labelText : 'Email'), The rest of the attributes will be determined by the type of Widget being used. transform TextField value for numeric field from String to num This event function will fire immediately the the field value changesįunction that transforms field value before saving to form value. This will form the key in the form value Mapĭetermines whether the field widget will accept user input.ĭefines the border, labels, icons, and styles used to decorate the field.Ī FormFieldValidator that will check the validity of value in the FormField In order to create an input field in the form, along with the label, and any applicable validation, there are several attributes that are supported by all types of inputs namely: Attribute FormBuilderTextField - A Material Design text field input.FormBuilderSwitch - On/Off switch field.FormBuilderSlider - For selection of a numerical value on a slider.FormBuilderRangeSlider - Used to select a range from a range of values.FormBuilderRadioGroup - Used to select one value from a list of Radio Widgets.FormBuilderFilterChip - Creates a chip that acts like a checkbox.FormBuilderDropdown - Used to select one value from a list as a Dropdown.FormBuilderDateTimePicker - For Date, Time and DateTime input.FormBuilderDateRangePicker - For selection of a range of dates. ![]()
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