Fix bug where programmatic change of SearchableDropdown value doesnt affect UI. Fixes #627

Author: danvick

CHANGELOG.md

@@ -1,3 +1,14 @@
+## [4.1.0] - 18-Dec-2020
+* Added support for Portuguese (pt)
+* Added support for Japanese (ja)
+* Added `FormBuilderValidators.notEqual` validator
+* Fix bug in `RadioGroup` where reset and didChange doesnt affect UI. Fixes #646, Fixes #647
+* Image picker fix: Added null-safe spread operator for `field.value`. Fixes #607
+* Fixed focus issue  in `ChipsInput`
+* Fixed bug `SearchableDropdown` where setting value programmatically does not update UI. Fixes #627
+* Upgraded flutter_typeahead to 1.9.1.
+
+
 ## [4.0.2] - 27-Nov-2020
 * Fixed issue in Typeahead field where didChange not call and onChanged fired. Closes #595
 * Fixed issue where french not included in list of supported languages & translations not working. Closes #561

lib/src/fields/form_builder_searchable_dropdown.dart

@@ -165,6 +165,7 @@ class FormBuilderSearchableDropdown<T> extends FormBuilderField<T> {
             return InputDecorator(
               decoration: state.decoration(),
               child: dropdown_search.DropdownSearch<T>(
+                key: ValueKey(state.value), //Hack to rebuild when didChange is called
                 items: items,
                 maxHeight: 300,
                 onFind: onFind,
@@ -184,8 +185,9 @@ class FormBuilderSearchableDropdown<T> extends FormBuilderField<T> {
                 dropdownBuilderSupportsNullItem:
                     dropdownBuilderSupportsNullItem,
                 dropDownButton: dropDownButton,
-                dropdownSearchDecoration:
-                    InputDecoration.collapsed(hintText: hint),
+                dropdownSearchDecoration: InputDecoration.collapsed(
+                  hintText: hint,
+                ),
                 emptyBuilder: emptyBuilder,
                 errorBuilder: errorBuilder,
                 filterFn: filterFn,

lib/src/form_builder_field.dart

@@ -180,6 +180,7 @@ class FormBuilderFieldState<F extends FormBuilderField<T>, T>
     FocusScope.of(context).requestFocus(effectiveFocusNode);
   }
 
+  //  FIXME: This  could be a getter instead of a classic function
   InputDecoration decoration() => widget.decoration.copyWith(
         errorText: widget.decoration.errorText ?? errorText,
       );

pubspec.yaml

@@ -1,6 +1,6 @@
 name: flutter_form_builder
 description: This package helps in creation of forms in Flutter by removing the boilerplate code, reusing validation, react to changes, and collect final user input.
-version: 4.0.2+1
+version: 4.1.0
 homepage: https://github.com/danvick/flutter_form_builder
 
 environment:
@@ -18,13 +18,13 @@ dependencies:
   date_range_picker: ^1.0.6
   datetime_picker_formfield: ^1.0.0
   dropdown_search: ^0.4.8
-  file_picker: ^2.1.0
+  file_picker: ^2.1.4
   flutter_colorpicker: ^0.3.4
   flutter_chips_input: ^1.9.5
   flutter_datetime_picker: ^1.4.0
   flutter_touch_spin: ^1.0.1
   flutter_typeahead: ^1.9.1
-  image_picker: ^0.6.7+14
+  image_picker: ^0.6.7+17
   image_picker_for_web: ^0.1.0+2
   intl: ^0.16.1
   permission_handler: ^5.0.1+1