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displayValue property added to display value in conjunction with name. #36

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displayValue property added to display value in conjunction with name. #36

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1770fed
displayValue property added to display value in conjunction with name.
Abdullah71 Aug 23, 2023
9f49cd0
displayValue is optional.
Abdullah71 Aug 23, 2023
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4 changes: 4 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,10 @@ isEnabled=false to disable textfield,default value true
### enableSearch
enableSearch=true to enable search option in dropdown,as of now this feature enabled only for single selection dropdown

### displayValue
to display value in conjunction with name and display the value on selection.
more specifically, country code in selection dropdown show 'Bangladesh(+880)' and display '+880' on selection - where name is 'Bangladesh' and value is '+880'.


### displayCompleteItem
set displayCompleteItem=true, if you want show complete list of selected item in textfield else it will display like "number_of_item item selected"
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23 changes: 16 additions & 7 deletions lib/dropdown_textfield.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -60,6 +60,7 @@ class DropDownTextField extends StatefulWidget {
this.validator,
this.isEnabled = true,
this.enableSearch = false,
this.displayValue = false,
this.readOnly = true,
this.dropdownRadius = 12,
this.textFieldDecoration,
Expand Down Expand Up @@ -137,6 +138,7 @@ class DropDownTextField extends StatefulWidget {
multiController = controller,
isMultiSelection = true,
enableSearch = false,
displayValue = false,
readOnly = true,
searchAutofocus = false,
searchKeyboardType = null,
Expand Down Expand Up @@ -192,6 +194,9 @@ class DropDownTextField extends StatefulWidget {
///by setting enableSearch=true enable search option in dropdown,as of now this feature enabled only for single selection dropdown
final bool enableSearch;

///by setting displayValue=true enable displaying the 'value' instead of 'name' and in list it will show 'name(value)'
final bool? displayValue;

final bool readOnly;

///set displayCompleteItem=true, if you want show complete list of item in textfield else it will display like "number_of_item item selected"
Expand Down Expand Up @@ -442,15 +447,15 @@ class _DropDownTextFieldState extends State<DropDownTextField>
} else {
if (widget.singleController != null) {
if (widget.singleController!.dropDownValue != null) {
_cnt.text = widget.singleController!.dropDownValue!.name;
_cnt.text = (widget.displayValue?? false) ? widget.singleController!.dropDownValue!.value : widget.singleController!.dropDownValue!.name;
} else {
_cnt.clear();
}
}
}

_listTileTextStyle =
(widget.listTextStyle ?? Theme.of(context).textTheme.subtitle1)!;
(widget.listTextStyle ?? Theme.of(context).textTheme.titleMedium)!;
_listTileHeight =
_textWidgetSize("dummy Text", _listTileTextStyle).height +
_listPadding.top +
Expand Down Expand Up @@ -669,7 +674,7 @@ class _DropDownTextFieldState extends State<DropDownTextField>
builder: buildOverlay,
))),
);
overlay?.insert(_isScrollPadding ? _entry2! : _entry!);
overlay.insert(_isScrollPadding ? _entry2! : _entry!);
}

_openOutSideClickOverlay(BuildContext context) {
Expand All @@ -687,7 +692,7 @@ class _DropDownTextFieldState extends State<DropDownTextField>
),
);
});
overlay2?.insert(_barrierOverlay!);
overlay2.insert(_barrierOverlay!);
}

void hideOverlay() {
Expand Down Expand Up @@ -767,13 +772,14 @@ class _DropDownTextFieldState extends State<DropDownTextField>
mainFocusNode: _textFieldFocusNode,
searchFocusNode: _searchFocusNode,
enableSearch: widget.enableSearch,
displayValue: widget.displayValue,
height: _height,
listTileHeight: _listTileHeight,
dropDownList: _dropDownList,
listTextStyle: _listTileTextStyle,
onChanged: (item) {
setState(() {
_cnt.text = item.name;
_cnt.text = (widget.displayValue?? false) ? item.value : item.name;
_isExpanded = !_isExpanded;
});
if (widget.singleController != null) {
Expand Down Expand Up @@ -868,6 +874,7 @@ class SingleSelection extends StatefulWidget {
required this.onChanged,
required this.height,
required this.enableSearch,
this.displayValue,
required this.searchHeight,
required this.searchFocusNode,
required this.mainFocusNode,
Expand All @@ -889,6 +896,7 @@ class SingleSelection extends StatefulWidget {
final double height;
final double listTileHeight;
final bool enableSearch;
final bool? displayValue;
final double searchHeight;
final FocusNode searchFocusNode;
final FocusNode mainFocusNode;
Expand Down Expand Up @@ -1025,7 +1033,7 @@ class _SingleSelectionState extends State<SingleSelection> {
alignment: Alignment.centerLeft,
child: FittedBox(
fit: BoxFit.fitHeight,
child: Text(newDropDownList[index].name,
child: Text((widget.displayValue?? false) ? '${newDropDownList[index].name}(${newDropDownList[index].value})' : newDropDownList[index].name,
style: widget.listTextStyle),
),
),
Expand Down Expand Up @@ -1311,7 +1319,8 @@ class _KeyboardVisibilityBuilderState extends State<KeyboardVisibilityBuilder>

@override
void didChangeMetrics() {
final bottomInset = WidgetsBinding.instance.window.viewInsets.bottom;
// final bottomInset = WidgetsBinding.instance.window.viewInsets.bottom;
final bottomInset = WidgetsBinding.instance.platformDispatcher.views.first.viewInsets.bottom;
final newValue = bottomInset > 0.0;
if (newValue != _isKeyboardVisible) {
setState(() {
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