Added should request focus to checkbox group (#965)

* Added should request focus to checkbox group

* Added should request focus to other elements

Added should request focus to range slider, segemented control, and slider

Author: jnovak-SM2Dev

packages/flutter_form_builder/lib/src/fields/form_builder_checkbox_group.dart

@@ -23,6 +23,7 @@ class FormBuilderCheckboxGroup<T> extends FormBuilderField<List<T>> {
   final Widget? separator;
   final ControlAffinity controlAffinity;
   final OptionsOrientation orientation;
+  final bool shouldRequestFocus;
 
   /// Creates a list of Checkboxes for selecting multiple options
   FormBuilderCheckboxGroup({
@@ -58,6 +59,7 @@ class FormBuilderCheckboxGroup<T> extends FormBuilderField<List<T>> {
     this.separator,
     this.controlAffinity = ControlAffinity.leading,
     this.orientation = OptionsOrientation.wrap,
+    this.shouldRequestFocus = false,
   }) : super(
           key: key,
           initialValue: initialValue,
@@ -81,7 +83,9 @@ class FormBuilderCheckboxGroup<T> extends FormBuilderField<List<T>> {
                 value: state.value,
                 options: options,
                 onChanged: (val) {
-                  state.requestFocus();
+                  if (shouldRequestFocus) {
+                    state.requestFocus();
+                  }
                   field.didChange(val);
                 },
                 disabled: state.enabled

packages/flutter_form_builder/lib/src/fields/form_builder_range_slider.dart

@@ -103,6 +103,7 @@ class FormBuilderRangeSlider extends FormBuilderField<RangeValues> {
   final TextStyle? textStyle;
   final TextStyle? maxTextStyle;
   final NumberFormat? numberFormat;
+  final bool shouldRequestFocus;
 
   /// Creates field to select a range of values on a Slider
   FormBuilderRangeSlider({
@@ -133,6 +134,7 @@ class FormBuilderRangeSlider extends FormBuilderField<RangeValues> {
     this.textStyle,
     this.maxTextStyle,
     this.numberFormat,
+    this.shouldRequestFocus = false,
   }) : super(
             key: key,
             initialValue: initialValue,
@@ -170,7 +172,9 @@ class FormBuilderRangeSlider extends FormBuilderField<RangeValues> {
                         semanticFormatterCallback: semanticFormatterCallback,
                         onChanged: state.enabled
                             ? (values) {
-                                state.requestFocus();
+                                if (shouldRequestFocus) {
+                                  state.requestFocus();
+                                }
                                 field.didChange(values);
                               }
                             : null,

packages/flutter_form_builder/lib/src/fields/form_builder_segmented_control.dart

@@ -37,6 +37,8 @@ class FormBuilderSegmentedControl<T extends Object>
   /// The list of options the user can select.
   final List<FormBuilderFieldOption<T>> options;
 
+  final bool shouldRequestFocus;
+
   /// Creates field for selection of a value from the `CupertinoSegmentedControl`
   FormBuilderSegmentedControl({
     Key? key,
@@ -58,6 +60,7 @@ class FormBuilderSegmentedControl<T extends Object>
     this.pressedColor,
     this.padding,
     this.unselectedColor,
+    this.shouldRequestFocus = false,
   }) : super(
           key: key,
           initialValue: initialValue,
@@ -100,7 +103,9 @@ class FormBuilderSegmentedControl<T extends Object>
                   padding: padding,
                   unselectedColor: unselectedColor,
                   onValueChanged: (value) {
-                    state.requestFocus();
+                    if (shouldRequestFocus) {
+                      state.requestFocus();
+                    }
                     if (state.enabled) {
                       field.didChange(value);
                     } else {

packages/flutter_form_builder/lib/src/fields/form_builder_slider.dart

@@ -127,6 +127,7 @@ class FormBuilderSlider extends FormBuilderField<double> {
   final TextStyle? minTextStyle;
   final TextStyle? textStyle;
   final TextStyle? maxTextStyle;
+  final bool shouldRequestFocus;
 
   /// Creates field for selection of a numerical value on a slider
   FormBuilderSlider({
@@ -159,6 +160,7 @@ class FormBuilderSlider extends FormBuilderField<double> {
     this.maxTextStyle,
     this.autofocus = false,
     this.mouseCursor,
+    this.shouldRequestFocus = false,
   }) : super(
           key: key,
           initialValue: initialValue,
@@ -195,7 +197,9 @@ class FormBuilderSlider extends FormBuilderField<double> {
                       semanticFormatterCallback: semanticFormatterCallback,
                       onChanged: state.enabled
                           ? (value) {
-                              state.requestFocus();
+                              if (shouldRequestFocus) {
+                                state.requestFocus();
+                              }
                               field.didChange(value);
                             }
                           : null,