search_choices 2.0.6 
search_choices: ^2.0.6 copied to clipboard
jod.liHighly versatile Widget to search through a single or multiple choices list in a dialog box or a menu. Supports pagination and future/API/webservice searches with sort and filter.
import 'dart:convert';
import 'package:flutter/foundation.dart' show kIsWeb;
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:http/http.dart';
import 'package:search_choices/search_choices.dart';
class ExampleNumber {
int number;
static final Map<int, String> map = {
0: "zero",
1: "one",
2: "two",
3: "three",
4: "four",
5: "five",
6: "six",
7: "seven",
8: "eight",
9: "nine",
10: "ten",
11: "eleven",
12: "twelve",
13: "thirteen",
14: "fourteen",
15: "fifteen",
};
String get numberString {
return ((map.containsKey(number) ? map[number] : "unknown") ?? "unknown");
}
ExampleNumber(this.number);
String toString() {
return ("$number $numberString");
}
static List<ExampleNumber> get list {
return (map.keys.map((num) {
return (ExampleNumber(num));
})).toList();
}
}
void main() => runApp(MyApp());
class MyApp extends StatefulWidget {
static final navKey = new GlobalKey<NavigatorState>();
const MyApp({Key? navKey}) : super(key: navKey);
@override
_MyAppState createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
bool asTabs = false;
String? selectedValueSingleDialog;
String? selectedValueSingleDoneButtonDialog;
String? selectedValueSingleMenu;
String? selectedValueSingleDialogCustomKeyboard;
String? selectedValueSingleDialogOverflow;
String? selectedValueSingleDialogEditableItems;
String? selectedValueSingleDialogDarkMode;
String? selectedValueSingleDialogEllipsis;
String? selectedValueSingleDialogRightToLeft;
String? selectedValueUpdateFromOutsideThePlugin;
dynamic selectedValueSingleDialogPaged;
dynamic selectedValueSingleDialogPagedFuture;
dynamic selectedValueSingleDialogFuture;
ExampleNumber? selectedNumber;
List<int> selectedItemsMultiDialog = [];
List<int> selectedItemsMultiCustomDisplayDialog = [];
List<int> selectedItemsMultiSelect3Dialog = [];
List<int> selectedItemsMultiMenu = [];
List<int> selectedItemsMultiMenuSelectAllNone = [];
List<int> selectedItemsMultiDialogSelectAllNoneWoClear = [];
List<int> editableSelectedItems = [];
List<DropdownMenuItem> items = [];
List<DropdownMenuItem> editableItems = [];
List<DropdownMenuItem> futureItems = [];
final _formKey = GlobalKey<FormState>();
String inputString = "";
TextFormField? input;
List<DropdownMenuItem<ExampleNumber>> numberItems =
ExampleNumber.list.map((exNum) {
return (DropdownMenuItem(child: Text(exNum.numberString), value: exNum));
}).toList();
List<int> selectedItemsMultiSelect3Menu = [];
List<int> selectedItemsMultiDialogWithCountAndWrap = [];
List<int> selectedItemsMultiDialogPaged = [];
List<Map<String, dynamic>> selectedItemsMultiMenuPagedFuture = [];
static const String appTitle = "Search Choices demo";
final String loremIpsum =
"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.";
Function? openDialog;
PointerThisPlease<int> currentPage = PointerThisPlease<int>(1);
bool noResult = false;
@override
void initState() {
String wordPair = "";
loremIpsum
.toLowerCase()
.replaceAll(",", "")
.replaceAll(".", "")
.split(" ")
.forEach((word) {
if (wordPair.isEmpty) {
wordPair = word + " ";
} else {
wordPair += word;
if (items.indexWhere((item) {
return (item.value == wordPair);
}) ==
-1) {
items.add(DropdownMenuItem(
child: Text(wordPair),
value: wordPair,
));
}
wordPair = "";
}
});
input = TextFormField(
validator: (value) {
return ((value?.length ?? 0) < 6
? "must be at least 6 characters long"
: null);
},
initialValue: inputString,
onChanged: (value) {
inputString = value;
},
autofocus: true,
);
super.initState();
}
List<Widget> get appBarActions {
return ([
Center(child: Text("Tabs:")),
Switch(
activeColor: Colors.white,
value: asTabs,
onChanged: (value) {
setState(() {
asTabs = value;
});
},
)
]);
}
addItemDialog() async {
return await showDialog(
context: MyApp.navKey.currentState?.overlay?.context ?? context,
builder: (BuildContext alertContext) {
return (AlertDialog(
title: Text("Add an item"),
content: Form(
key: _formKey,
child: Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
input ?? SizedBox.shrink(),
TextButton(
onPressed: () {
if (_formKey.currentState?.validate() ?? false) {
setState(() {
editableItems.add(DropdownMenuItem(
child: Text(inputString),
value: inputString,
));
});
Navigator.pop(alertContext, inputString);
}
},
child: Text("Ok"),
),
TextButton(
onPressed: () {
Navigator.pop(alertContext, null);
},
child: Text("Cancel"),
),
],
),
),
));
},
);
}
@override
Widget build(BuildContext context) {
Map<String, Widget> widgets;
widgets = {
"Single dialog": SearchChoices.single(
items: items,
value: selectedValueSingleDialog,
hint: "Select one",
searchHint: "Select one",
onChanged: (value) {
setState(() {
selectedValueSingleDialog = value;
});
},
isExpanded: true,
),
"Multi dialog": SearchChoices.multiple(
items: items,
selectedItems: selectedItemsMultiDialog,
hint: Padding(
padding: const EdgeInsets.all(12.0),
child: Text("Select any"),
),
searchHint: "Select any",
onChanged: (value) {
setState(() {
selectedItemsMultiDialog = value;
});
},
closeButton: (selectedItems) {
return (selectedItems.isNotEmpty
? "Save ${selectedItems.length == 1 ? '"' + items[selectedItems.first].value.toString() + '"' : '(' + selectedItems.length.toString() + ')'}"
: "Save without selection");
},
isExpanded: true,
),
"Single done button dialog": SearchChoices.single(
items: items,
value: selectedValueSingleDoneButtonDialog,
hint: "Select one",
searchHint: "Select one",
onChanged: (value) {
setState(() {
selectedValueSingleDoneButtonDialog = value;
});
},
doneButton: "Done",
displayItem: (item, selected) {
return (Row(children: [
selected
? Icon(
Icons.radio_button_checked,
color: Colors.grey,
)
: Icon(
Icons.radio_button_unchecked,
color: Colors.grey,
),
SizedBox(width: 7),
Expanded(
child: item,
),
]));
},
isExpanded: true,
),
"Multi custom display dialog": SearchChoices.multiple(
items: items,
selectedItems: selectedItemsMultiCustomDisplayDialog,
hint: Padding(
padding: const EdgeInsets.all(12.0),
child: Text("Select any"),
),
searchHint: "Select any",
onChanged: (value) {
setState(() {
selectedItemsMultiCustomDisplayDialog = value;
});
},
displayItem: (item, selected) {
return (Row(children: [
selected
? Icon(
Icons.check,
color: Colors.green,
)
: Icon(
Icons.check_box_outline_blank,
color: Colors.grey,
),
SizedBox(width: 7),
Expanded(
child: item,
),
]));
},
selectedValueWidgetFn: (item) {
return (Center(
child: Card(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(10),
side: BorderSide(
color: Colors.brown,
width: 0.5,
),
),
margin: EdgeInsets.all(12),
child: Padding(
padding: const EdgeInsets.all(8),
child: Text(item.toString()),
))));
},
doneButton: (selectedItemsDone, doneContext) {
return (ElevatedButton(
onPressed: () {
Navigator.pop(doneContext);
setState(() {});
},
child: Text("Save")));
},
closeButton: null,
style: TextStyle(fontStyle: FontStyle.italic),
searchFn: (String keyword, items) {
List<int> ret = [];
if (items != null && keyword.isNotEmpty) {
keyword.split(" ").forEach((k) {
int i = 0;
items.forEach((item) {
if (!ret.contains(i) &&
k.isNotEmpty &&
(item.value
.toString()
.toLowerCase()
.contains(k.toLowerCase()))) {
ret.add(i);
}
i++;
});
});
}
if (keyword.isEmpty) {
ret = Iterable<int>.generate(items.length).toList();
}
return (ret);
},
clearIcon: Icon(Icons.clear_all),
icon: Icon(Icons.arrow_drop_down_circle),
label: "Label for multi",
underline: Container(
height: 1.0,
decoration: BoxDecoration(
border:
Border(bottom: BorderSide(color: Colors.teal, width: 3.0))),
),
iconDisabledColor: Colors.brown,
iconEnabledColor: Colors.indigo,
isExpanded: true,
),
"Multi select 3 dialog": SearchChoices.multiple(
items: items,
selectedItems: selectedItemsMultiSelect3Dialog,
hint: "Select 3 items",
searchHint: "Select 3",
validator: (selectedItemsForValidator) {
if (selectedItemsForValidator.length != 3) {
return ("Must select 3");
}
return (null);
},
onChanged: (value) {
setState(() {
selectedItemsMultiSelect3Dialog = value;
});
},
doneButton: (selectedItemsDone, doneContext) {
return (ElevatedButton(
onPressed: selectedItemsDone.length != 3
? null
: () {
Navigator.pop(doneContext);
setState(() {});
},
child: Text("Save")));
},
closeButton: (selectedItemsClose) {
return (selectedItemsClose.length == 3 ? "Ok" : null);
},
isExpanded: true,
),
"Single menu": SearchChoices.single(
items: items,
value: selectedValueSingleMenu,
hint: "Select one",
searchHint: null,
onChanged: (value) {
setState(() {
selectedValueSingleMenu = value;
});
},
dialogBox: false,
isExpanded: true,
menuConstraints: BoxConstraints.tight(Size.fromHeight(350)),
),
"Multi menu": SearchChoices.multiple(
items: items,
selectedItems: selectedItemsMultiMenu,
hint: "Select any",
searchHint: "",
doneButton: "Close",
closeButton: SizedBox.shrink(),
onChanged: (value) {
setState(() {
selectedItemsMultiMenu = value;
});
},
dialogBox: false,
isExpanded: true,
menuConstraints: BoxConstraints.tight(Size.fromHeight(350)),
),
"Multi menu select all/none": SearchChoices.multiple(
items: items,
selectedItems: selectedItemsMultiMenuSelectAllNone,
hint: "Select any",
searchHint: "Select any",
onChanged: (value) {
setState(() {
selectedItemsMultiMenuSelectAllNone = value;
});
},
dialogBox: false,
closeButton: (selectedItemsClose, closeContext, Function updateParent) {
return Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
ElevatedButton(
onPressed: () {
setState(() {
selectedItemsClose.clear();
selectedItemsClose.addAll(
Iterable<int>.generate(items.length).toList());
});
updateParent(selectedItemsClose);
},
child: Text("Select all")),
ElevatedButton(
onPressed: () {
setState(() {
selectedItemsClose.clear();
});
updateParent(selectedItemsClose);
},
child: Text("Select none")),
],
);
},
isExpanded: true,
menuConstraints: BoxConstraints.tight(Size.fromHeight(350)),
),
"Multi dialog select all/none without clear": SearchChoices.multiple(
items: items,
selectedItems: selectedItemsMultiDialogSelectAllNoneWoClear,
hint: "Select any",
searchHint: "Select any",
displayClearIcon: false,
onChanged: (value) {
setState(() {
selectedItemsMultiDialogSelectAllNoneWoClear = value;
});
},
dialogBox: true,
closeButton: (selectedItemsClose, closeContext, Function updateParent) {
return Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
ElevatedButton(
onPressed: () {
setState(() {
selectedItemsClose.clear();
selectedItemsClose.addAll(
Iterable<int>.generate(items.length).toList());
});
updateParent(selectedItemsClose);
},
child: Text("Select all")),
ElevatedButton(
onPressed: () {
setState(() {
selectedItemsClose.clear();
});
updateParent(selectedItemsClose);
},
child: Text("Select none")),
],
);
},
isExpanded: true,
),
"Single dialog custom keyboard": SearchChoices.single(
items: Iterable<int>.generate(20).toList().map((i) {
return (DropdownMenuItem(
child: Text(i.toString()),
value: i.toString(),
));
}).toList(),
value: selectedValueSingleDialogCustomKeyboard,
hint: "Select one number",
searchHint: "Select one number",
onChanged: (value) {
setState(() {
selectedValueSingleDialogCustomKeyboard = value;
});
},
dialogBox: true,
keyboardType: TextInputType.number,
isExpanded: true,
),
"Single dialog object": SearchChoices.single(
items: numberItems,
value: selectedNumber,
hint: "Select one number",
searchHint: "Select one number",
onChanged: (value) {
setState(() {
selectedNumber = value;
});
},
dialogBox: true,
isExpanded: true,
),
"Single dialog overflow": SearchChoices.single(
items: [
DropdownMenuItem(
child: Text(
"way too long text for a smartphone at least one that goes in a normal sized pair of trousers but maybe not for a gigantic screen like there is one at my cousin's home in a very remote country where I wouldn't want to go right now"),
value:
"way too long text for a smartphone at least one that goes in a normal sized pair of trousers but maybe not for a gigantic screen like there is one at my cousin's home in a very remote country where I wouldn't want to go right now",
)
],
value: selectedValueSingleDialogOverflow,
hint: "Select one",
searchHint: "Select one",
onChanged: (value) {
setState(() {
selectedValueSingleDialogOverflow = value;
});
},
dialogBox: true,
isExpanded: true,
),
"Single dialog readOnly": SearchChoices.single(
items: [
DropdownMenuItem(
child: Text("one item"),
value: "one item",
)
],
value: "one item",
hint: "Select one",
searchHint: "Select one",
disabledHint: "Disabled",
onChanged: (value) {
setState(() {});
},
dialogBox: true,
isExpanded: true,
readOnly: true,
),
"Single dialog disabled": SearchChoices.single(
items: [
DropdownMenuItem(
child: Text("one item"),
value: "one item",
)
],
value: "one item",
hint: "Select one",
searchHint: "Select one",
disabledHint: "Disabled",
onChanged: null,
dialogBox: true,
isExpanded: true,
),
"Single dialog editable items": SearchChoices.single(
items: editableItems,
value: selectedValueSingleDialogEditableItems,
hint: "Select one",
searchHint: "Select one",
disabledHint: (Function updateParent) {
return (TextButton(
onPressed: () {
addItemDialog().then((value) async {
updateParent(value);
});
},
child: Text("No choice, click to add one"),
));
},
closeButton:
(String? value, BuildContext closeContext, Function updateParent) {
return (editableItems.length >= 100
? "Close"
: TextButton(
onPressed: () {
addItemDialog().then((value) async {
if (value != null &&
editableItems.indexWhere(
(element) => element.value == value) !=
-1) {
Navigator.pop(
MyApp.navKey.currentState?.overlay?.context ??
context);
updateParent(value);
}
});
},
child: Text("Add and select item"),
));
},
onChanged: (String? value) {
setState(() {
if (!(value is NotGiven)) {
selectedValueSingleDialogEditableItems = value;
}
});
},
displayItem: (item, selected, Function updateParent) {
return (Row(children: [
selected
? Icon(
Icons.check,
color: Colors.green,
)
: Icon(
Icons.check_box_outline_blank,
color: Colors.transparent,
),
SizedBox(width: 7),
Expanded(
child: item,
),
IconButton(
icon: Icon(
Icons.delete,
color: Colors.red,
),
onPressed: () {
editableItems.removeWhere((element) => item == element);
updateParent(null);
setState(() {});
},
),
]));
},
dialogBox: true,
isExpanded: true,
doneButton: "Done",
),
"Multi dialog editable items": SearchChoices.multiple(
items: editableItems,
selectedItems: editableSelectedItems,
hint: "Select any",
searchHint: "Select any",
disabledHint: (Function updateParent) {
return (TextButton(
onPressed: () {
addItemDialog().then((value) async {
if (value != null) {
editableSelectedItems = [0];
updateParent(editableSelectedItems);
}
});
},
child: Text("No choice, click to add one"),
));
},
closeButton: (List<int> values, BuildContext closeContext,
Function updateParent) {
return (editableItems.length >= 100
? "Close"
: TextButton(
onPressed: () {
addItemDialog().then((value) async {
if (value != null) {
int itemIndex = editableItems
.indexWhere((element) => element.value == value);
if (itemIndex != -1) {
editableSelectedItems.add(itemIndex);
Navigator.pop(
MyApp.navKey.currentState?.overlay?.context ??
context);
updateParent(editableSelectedItems);
}
}
});
},
child: Text("Add and select item"),
));
},
onChanged: (values) {
setState(() {
if (!(values is NotGiven)) {
editableSelectedItems = values;
}
});
},
displayItem: (item, selected, Function updateParent) {
return (Row(children: [
selected
? Icon(
Icons.check_box,
color: Colors.black,
)
: Icon(
Icons.check_box_outline_blank,
color: Colors.black,
),
SizedBox(width: 7),
Expanded(
child: item,
),
IconButton(
icon: Icon(
Icons.delete,
color: Colors.red,
),
onPressed: () {
int indexOfItem = editableItems.indexOf(item);
editableItems.removeWhere((element) => item == element);
editableSelectedItems
.removeWhere((element) => element == indexOfItem);
for (int i = 0; i < editableSelectedItems.length; i++) {
if (editableSelectedItems[i] > indexOfItem) {
editableSelectedItems[i]--;
}
}
updateParent(editableSelectedItems);
setState(() {});
},
),
]));
},
dialogBox: true,
isExpanded: true,
doneButton: "Done",
),
"Single dialog dark mode": Card(
color: Colors.black,
child: SearchChoices.single(
items: items.map((item) {
return (DropdownMenuItem(
child: Text(
item.value.toString(),
style: TextStyle(color: Colors.white),
),
value: item.value,
));
}).toList(),
value: selectedValueSingleDialogDarkMode,
hint: Text(
"Select one",
style: TextStyle(color: Colors.white),
),
searchHint: Text(
"Select one",
style: TextStyle(color: Colors.white),
),
style: TextStyle(color: Colors.white, backgroundColor: Colors.black),
closeButton: TextButton(
onPressed: () {
Navigator.pop(
MyApp.navKey.currentState?.overlay?.context ?? context);
},
child: Text(
"Close",
style: TextStyle(color: Colors.white),
),
),
menuBackgroundColor: Colors.black,
iconEnabledColor: Colors.white,
iconDisabledColor: Colors.grey,
onChanged: (value) {
setState(() {
selectedValueSingleDialogDarkMode = value;
});
},
isExpanded: true,
),
),
"Single dialog ellipsis": SearchChoices.single(
items: [
DropdownMenuItem(
child: Text(
"way too long text for a smartphone at least one that goes in a normal sized pair of trousers but maybe not for a gigantic screen like there is one at my cousin's home in a very remote country where I wouldn't want to go right now",
overflow: TextOverflow.ellipsis,
),
value:
"way too long text for a smartphone at least one that goes in a normal sized pair of trousers but maybe not for a gigantic screen like there is one at my cousin's home in a very remote country where I wouldn't want to go right now",
)
],
value: selectedValueSingleDialogEllipsis,
hint: "Select one",
searchHint: "Select one",
onChanged: (value) {
setState(() {
selectedValueSingleDialogEllipsis = value;
});
},
selectedValueWidgetFn: (item) {
return (Text(
item,
overflow: TextOverflow.ellipsis,
));
},
dialogBox: true,
isExpanded: true,
),
"Single dialog right to left": SearchChoices.single(
items: ["طنجة", "فاس", "أكادير", "تزنيت", "آكــلــو", "سيدي بيبي"]
.map<DropdownMenuItem<String>>((string) {
return (DropdownMenuItem<String>(
child: Text(
string,
textDirection: TextDirection.rtl,
),
value: string,
));
}).toList(),
value: selectedValueSingleDialogRightToLeft,
hint: Text(
"ختار",
textDirection: TextDirection.rtl,
),
searchHint: Text(
"ختار",
textDirection: TextDirection.rtl,
),
closeButton: TextButton(
onPressed: () {
Navigator.pop(
MyApp.navKey.currentState?.overlay?.context ?? context);
},
child: Text(
"سدّ",
textDirection: TextDirection.rtl,
),
),
onChanged: (value) {
setState(() {
selectedValueSingleDialogRightToLeft = value;
});
},
isExpanded: true,
rightToLeft: true,
displayItem: (item, selected) {
return (Row(textDirection: TextDirection.rtl, children: [
selected
? Icon(
Icons.radio_button_checked,
color: Colors.grey,
)
: Icon(
Icons.radio_button_unchecked,
color: Colors.grey,
),
SizedBox(width: 7),
item,
Expanded(
child: SizedBox.shrink(),
),
]));
},
selectedValueWidgetFn: (item) {
return Row(
textDirection: TextDirection.rtl,
children: <Widget>[
(Text(
item,
textDirection: TextDirection.rtl,
)),
],
);
},
),
"Update value from outside the plugin": Column(
children: [
SearchChoices.single(
items: items,
value: selectedValueUpdateFromOutsideThePlugin,
hint: Text('Select One'),
searchHint: new Text(
'Select One',
style: new TextStyle(fontSize: 20),
),
onChanged: (value) {
setState(() {
selectedValueUpdateFromOutsideThePlugin = value;
});
},
isExpanded: true,
),
TextButton(
child: Text("Select dolor sit"),
onPressed: () {
setState(() {
selectedValueUpdateFromOutsideThePlugin = "dolor sit";
});
},
),
],
),
"Multi select 3 menu no-autofocus": SearchChoices.multiple(
items: items,
selectedItems: selectedItemsMultiSelect3Menu,
hint: "Select 3 items",
searchHint: "Select 3",
validator: (selectedItemsForValidatorWithMenu) {
if (selectedItemsForValidatorWithMenu.length != 3) {
return ("Must select 3");
}
return (null);
},
onChanged: (value) {
setState(() {
selectedItemsMultiSelect3Menu = value;
});
},
isExpanded: true,
dialogBox: false,
menuConstraints: BoxConstraints.tight(Size.fromHeight(350)),
autofocus: false,
),
"Multi dialog with count and wrap": SearchChoices.multiple(
items: items,
selectedItems: selectedItemsMultiDialogWithCountAndWrap,
hint: "Select items",
searchHint: "Select items",
onChanged: (value) {
setState(() {
selectedItemsMultiDialogWithCountAndWrap = value;
});
},
isExpanded: true,
selectedValueWidgetFn: (item) {
return (Container(
margin: const EdgeInsets.all(15.0),
padding: const EdgeInsets.all(3.0),
decoration:
BoxDecoration(border: Border.all(color: Colors.blueAccent)),
child: Text(
item,
overflow: TextOverflow.ellipsis,
),
));
},
selectedAggregateWidgetFn: (List<Widget> list) {
return (Column(children: [
Text("${list.length} items selected"),
Wrap(children: list),
]));
},
),
"Single dialog open and set search terms": SearchChoices.single(
label: Column(
children: items.map((item) {
return (ElevatedButton(
child: item.child,
onPressed: () {
openDialog!(item.value.toString());
},
));
}).toList(),
),
items: items,
value: selectedValueSingleDialog,
hint: "Select one",
searchHint: "Select one",
onChanged: (value) {
setState(() {
selectedValueSingleDialog = value;
});
},
isExpanded: true,
setOpenDialog: (externalOpenDialog) {
openDialog = externalOpenDialog;
},
),
"Single dialog custom dialog": SearchChoices.single(
items: items,
value: selectedValueSingleDialog,
hint: "Select one",
searchHint: "Select one",
onChanged: (value) {
setState(() {
selectedValueSingleDialog = value;
});
},
isExpanded: true,
buildDropDownDialog: (
Widget titleBar,
Widget searchBar,
Widget list,
Widget closeButton,
BuildContext dropDownContext,
) {
return (AnimatedContainer(
padding: MediaQuery.of(dropDownContext).viewInsets,
duration: const Duration(milliseconds: 300),
child: Card(
margin: EdgeInsets.symmetric(vertical: 30, horizontal: 40),
child: Container(
padding: EdgeInsets.symmetric(vertical: 35, horizontal: 45),
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: <Widget>[
titleBar,
searchBar,
list,
closeButton,
],
),
),
),
));
},
),
"Single dialog custom searchInputDecoration": SearchChoices.single(
items: items,
value: selectedValueSingleDialog,
hint: "Select one",
searchHint: "Select one",
onChanged: (value) {
setState(() {
selectedValueSingleDialog = value;
});
},
isExpanded: true,
searchInputDecoration: InputDecoration(
icon: Icon(Icons.airline_seat_flat), border: OutlineInputBorder()),
),
"Single dialog paged": SearchChoices.single(
items: items,
value: selectedValueSingleDialogPaged,
hint: "Select one",
searchHint: "Search one",
onChanged: (value) {
setState(() {
selectedValueSingleDialogPaged = value;
});
},
isExpanded: true,
itemsPerPage: 5,
currentPage: currentPage,
),
"Multi dialog paged rtl": SearchChoices.multiple(
items: ["طنجة", "فاس", "أكادير", "تزنيت", "آكــلــو", "سيدي بيبي"]
.map<DropdownMenuItem<String>>((string) {
return (DropdownMenuItem<String>(
child: Text(
string,
textDirection: TextDirection.rtl,
),
value: string,
));
}).toList(),
selectedItems: selectedItemsMultiDialogPaged,
hint: Text(
"ختار",
textDirection: TextDirection.rtl,
),
searchHint: Text(
"ختار",
textDirection: TextDirection.rtl,
),
closeButton: TextButton(
onPressed: () {
Navigator.pop(
MyApp.navKey.currentState?.overlay?.context ?? context);
},
child: Text(
"سدّ",
textDirection: TextDirection.rtl,
),
),
onChanged: (value) {
setState(() {
selectedItemsMultiDialogPaged = value;
});
},
isExpanded: true,
rightToLeft: true,
displayItem: (item, selected) {
return (Row(textDirection: TextDirection.rtl, children: [
selected
? Icon(
Icons.radio_button_checked,
color: Colors.grey,
)
: Icon(
Icons.radio_button_unchecked,
color: Colors.grey,
),
SizedBox(width: 7),
item,
Expanded(
child: SizedBox.shrink(),
),
]));
},
selectedValueWidgetFn: (item) {
return Row(
textDirection: TextDirection.rtl,
children: <Widget>[
(Text(
item,
textDirection: TextDirection.rtl,
)),
],
);
},
itemsPerPage: 5,
currentPage: currentPage,
doneButton: "قريب",
),
"Single dialog paged custom pagination": SearchChoices.single(
items: items,
value: selectedValueSingleDialogPaged,
hint: "Select one",
searchHint: "Search one",
onChanged: (value) {
setState(() {
selectedValueSingleDialogPaged = value;
});
},
isExpanded: true,
itemsPerPage: 5,
currentPage: currentPage,
customPaginationDisplay: (Widget listWidget, int totalFilteredItemsNb,
Function updateSearchPage) {
return (Expanded(
child: Column(children: [
listWidget,
SingleChildScrollView(
scrollDirection: Axis.horizontal,
child: Row(children: [
Text("Page:"),
SizedBox(
width: 10,
),
Wrap(
spacing: 10,
children:
Iterable<int>.generate((totalFilteredItemsNb / 5).ceil())
.toList()
.map((i) {
return (SizedBox(
width: (31 + 9 * (i + 1).toString().length) + 0.0,
height: 30.0,
child: ElevatedButton(
child: Text("${i + 1}"),
onPressed: (i + 1) == currentPage.value
? null
: () {
currentPage.value = i + 1;
updateSearchPage();
},
),
));
}).toList(),
),
]),
),
])));
},
),
"Single menu paged": SearchChoices.single(
items: items,
value: selectedValueSingleDialogPaged,
hint: "Select one",
searchHint: null,
onChanged: (value) {
setState(() {
selectedValueSingleDialogPaged = value;
});
},
dialogBox: false,
isExpanded: true,
menuConstraints: BoxConstraints.tight(Size.fromHeight(350)),
itemsPerPage: 5,
currentPage: currentPage,
),
"Single dialog paged future": SearchChoices.single(
value: selectedValueSingleDialogPagedFuture,
hint: kIsWeb ? "Example not for web" : "Select one capital",
searchHint: "Search capitals",
onChanged: kIsWeb
? null
: (value) {
setState(() {
selectedValueSingleDialogPagedFuture = value;
});
},
isExpanded: true,
itemsPerPage: 10,
currentPage: currentPage,
selectedValueWidgetFn: (item) {
return (Center(
child: Card(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(4),
side: BorderSide(
color: Colors.grey,
width: 1,
),
),
margin: EdgeInsets.all(1),
child: Padding(
padding: const EdgeInsets.all(6),
child: Text(item["capital"]),
))));
},
futureSearchFn: (String? keyword, String? orderBy, bool? orderAsc,
List<Tuple2<String, String>>? filters, int? pageNb) async {
String filtersString = "";
int i = 1;
filters?.forEach((element) {
filtersString += "&filter" +
i.toString() +
"=" +
element.item1 +
"," +
element.item2;
i++;
});
Response response = await get(Uri.parse(
"https://searchchoices.jod.li/exampleList.php?page=${pageNb ?? 1},10${orderBy == null ? "" : "&order=" + orderBy + "," + (orderAsc ?? true ? "asc" : "desc")}${(keyword == null || keyword.isEmpty) ? "" : "&filter=capital,cs," + keyword}$filtersString"))
.timeout(Duration(
seconds: 10,
));
if (response.statusCode != 200) {
throw Exception("failed to get data from internet");
}
dynamic data = jsonDecode(response.body);
int nbResults = data["results"];
List<DropdownMenuItem> results = (data["records"] as List<dynamic>)
.map<DropdownMenuItem>((item) => DropdownMenuItem(
value: item,
child: Card(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(4),
side: BorderSide(
color: Colors.blue,
width: 1,
),
),
margin: EdgeInsets.all(1),
child: Padding(
padding: const EdgeInsets.all(6),
child: Text(
"${item["capital"]} - ${item["country"]} - ${item["continent"]} - pop.: ${item["population"]}"),
),
),
))
.toList();
return (Tuple2<List<DropdownMenuItem>, int>(results, nbResults));
},
futureSearchOrderOptions: {
"country": {
"icon": Wrap(children: [
Icon(Icons.flag),
Text(
"Country",
)
]),
"asc": true
},
"capital": {
"icon":
Wrap(children: [Icon(Icons.location_city), Text("Capital")]),
"asc": true
},
"continent": {"icon": "Continent", "asc": true},
"population": {
"icon": Wrap(children: [Icon(Icons.people), Text("Population")]),
"asc": false
},
},
futureSearchFilterOptions: {
"continent": {
"icon": Text("Continent"),
"exclusive": true,
"values": [
{"eq,Africa": "Africa"},
{"eq,Americas": "Americas"},
{"eq,Asia": "Asia"},
{"eq,Australia": "Australia"},
{"eq,Europe": "Europe"},
{"eq,Oceania": "Oceania"}
]
},
"population": {
"icon": Wrap(children: [Icon(Icons.people), Text("Population")]),
"exclusive": true,
"values": [
{
"lt,1000": Wrap(children: [Icon(Icons.person), Text("<1,000")])
},
{
"lt,100000":
Wrap(children: [Icon(Icons.person_add), Text("<100,000")])
},
{
"lt,1000000": Wrap(
children: [Icon(Icons.nature_people), Text("<1,000,000")])
},
{
"gt,1000000":
Wrap(children: [Icon(Icons.people), Text(">1,000,000")])
},
{
"gt,10000000": Wrap(
children: [Icon(Icons.location_city), Text(">10,000,000")])
},
]
},
},
closeButton: (selectedItemsDone, doneContext) {
return Row(
mainAxisAlignment: MainAxisAlignment.end,
children: [
SizedBox(
height: 25,
width: 48,
child: (ElevatedButton(
onPressed: () {
Navigator.pop(doneContext);
setState(() {});
},
child: Icon(
Icons.close,
size: 17,
))),
),
],
);
},
),
"Multi menu paged future": SearchChoices.multiple(
futureSelectedValues: selectedItemsMultiMenuPagedFuture,
hint: kIsWeb ? "Example not for web" : "Select capitals",
searchHint: "",
dialogBox: false,
onChanged: kIsWeb
? null
: (value) {
setState(() {
selectedItemsMultiMenuPagedFuture = value;
});
},
isExpanded: true,
itemsPerPage: 10,
currentPage: currentPage,
selectedValueWidgetFn: (item) {
return (Center(
child: Card(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(4),
side: BorderSide(
color: Colors.grey,
width: 1,
),
),
margin: EdgeInsets.all(1),
child: Padding(
padding: const EdgeInsets.all(6),
child: Text(item["capital"]),
))));
},
futureSearchFn: (String? keyword, String? orderBy, bool? orderAsc,
List<Tuple2<String, String>>? filters, int? pageNb) async {
String filtersString = "";
int i = 1;
filters?.forEach((element) {
filtersString += "&filter" +
i.toString() +
"=" +
element.item1 +
"," +
element.item2;
i++;
});
Response response = await get(Uri.parse(
"https://searchchoices.jod.li/exampleList.php?page=${pageNb ?? 1},10${orderBy == null ? "" : "&order=" + orderBy + "," + (orderAsc ?? true ? "asc" : "desc")}${(keyword == null || keyword.isEmpty) ? "" : "&filter=capital,cs," + keyword}$filtersString"))
.timeout(Duration(
seconds: 10,
));
if (response.statusCode != 200) {
throw Exception("failed to get data from internet");
}
dynamic data = jsonDecode(response.body);
int nbResults = data["results"];
List<DropdownMenuItem> results = (data["records"] as List<dynamic>)
.map<DropdownMenuItem>((item) => DropdownMenuItem(
value: item,
child: Card(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(4),
side: BorderSide(
color: Colors.blue,
width: 1,
),
),
margin: EdgeInsets.all(1),
child: Padding(
padding: const EdgeInsets.all(6),
child: Text(
"${item["capital"]} - ${item["country"]} - ${item["continent"]} - pop.: ${item["population"]}"),
),
),
))
.toList();
return (Tuple2<List<DropdownMenuItem>, int>(results, nbResults));
},
futureSearchOrderOptions: {
"country": {
"icon": Wrap(children: [
Icon(Icons.flag),
Text(
"Country",
)
]),
"asc": true
},
"capital": {
"icon":
Wrap(children: [Icon(Icons.location_city), Text("Capital")]),
"asc": true
},
"continent": {"icon": "Continent", "asc": true},
"population": {
"icon": Wrap(children: [Icon(Icons.people), Text("Population")]),
"asc": false
},
},
futureSearchFilterOptions: {
"continent": {
"icon": Text("Continent"),
"exclusive": true,
"values": [
{"eq,Africa": "Africa"},
{"eq,Americas": "Americas"},
{"eq,Asia": "Asia"},
{"eq,Australia": "Australia"},
{"eq,Europe": "Europe"},
{"eq,Oceania": "Oceania"}
]
},
"population": {
"icon": Wrap(children: [Icon(Icons.people), Text("Population")]),
"exclusive": true,
"values": [
{
"lt,1000": Wrap(children: [Icon(Icons.person), Text("<1,000")])
},
{
"lt,100000":
Wrap(children: [Icon(Icons.person_add), Text("<100,000")])
},
{
"lt,1000000": Wrap(
children: [Icon(Icons.nature_people), Text("<1,000,000")])
},
{
"gt,1000000":
Wrap(children: [Icon(Icons.people), Text(">1,000,000")])
},
{
"gt,10000000": Wrap(
children: [Icon(Icons.location_city), Text(">10,000,000")])
},
]
},
},
menuConstraints: BoxConstraints.tight(Size.fromHeight(350)),
),
"Single dialog custom empty list": SearchChoices.single(
items: items,
value: selectedValueSingleDialog,
hint: "Select one",
searchHint: "Select one",
onChanged: (value) {
setState(() {
selectedValueSingleDialog = value;
});
},
isExpanded: true,
emptyListWidget: (String keyword) =>
"No result with the \"$keyword\" keyword",
),
"Single dialog future custom empty list": SearchChoices.single(
value: selectedValueSingleDialogFuture,
hint: kIsWeb ? "Example not for web" : "Select one capital",
searchHint: "Search capitals",
onChanged: kIsWeb
? null
: (value) {
setState(() {
selectedValueSingleDialogFuture = value;
});
},
isExpanded: true,
selectedValueWidgetFn: (item) {
return (Center(
child: Card(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(4),
side: BorderSide(
color: Colors.grey,
width: 1,
),
),
margin: EdgeInsets.all(1),
child: Padding(
padding: const EdgeInsets.all(6),
child: Text(item["capital"]),
))));
},
futureSearchFn: (String? keyword, String? orderBy, bool? orderAsc,
List<Tuple2<String, String>>? filters, int? pageNb) async {
String filtersString = "";
int i = 1;
filters?.forEach((element) {
// This example doesn't have any futureSearchFilterOptions parameter, thus, this loop will never run anything.
filtersString += "&filter" +
i.toString() +
"=" +
element.item1 +
"," +
element.item2;
i++;
});
Response response = await get(Uri.parse(
"https://searchchoices.jod.li/exampleList.php?page=${pageNb ?? 1},10${orderBy == null ? "" : "&order=" + orderBy + "," + (orderAsc ?? true ? "asc" : "desc")}${(keyword == null || keyword.isEmpty) ? "" : "&filter=capital,cs," + keyword}$filtersString"))
.timeout(Duration(
seconds: 10,
));
if (response.statusCode != 200) {
throw Exception("failed to get data from internet");
}
dynamic data = jsonDecode(response.body);
int nbResults = data["results"];
List<DropdownMenuItem> results = (data["records"] as List<dynamic>)
.map<DropdownMenuItem>((item) => DropdownMenuItem(
value: item,
child: Card(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(4),
side: BorderSide(
color: Colors.blue,
width: 1,
),
),
margin: EdgeInsets.all(1),
child: Padding(
padding: const EdgeInsets.all(6),
child: Text(
"${item["capital"]} - ${item["country"]} - ${item["continent"]} - pop.: ${item["population"]}"),
),
),
))
.toList();
return (Tuple2<List<DropdownMenuItem>, int>(results, nbResults));
},
emptyListWidget: () => Text(
"No result",
style: TextStyle(
fontStyle: FontStyle.italic,
color: Colors.grey,
),
),
),
"Single dialog onTap": SearchChoices.single(
items: items,
value: selectedValueSingleDialog,
hint: "Select one",
searchHint: "Select one",
onChanged: (value) {
setState(() {
selectedValueSingleDialog = value;
});
},
isExpanded: true,
onTap: () {
setState(() {
selectedValueSingleDialog = null;
});
},
),
};
return MaterialApp(
navigatorKey: MyApp.navKey,
home: asTabs
? DefaultTabController(
length: widgets.length,
child: Scaffold(
appBar: AppBar(
title: const Text(appTitle),
actions: appBarActions,
bottom: TabBar(
isScrollable: true,
tabs: Iterable<int>.generate(widgets.length)
.toList()
.map((i) {
return (Tab(
text: (i + 1).toString(),
));
}).toList(),
),
),
body: Container(
padding: EdgeInsets.all(20),
child: TabBarView(
children: widgets
.map((k, v) {
return (MapEntry(
k,
SingleChildScrollView(
scrollDirection: Axis.vertical,
child: Column(children: [
Text(k),
SizedBox(
height: 20,
),
v,
]),
)));
})
.values
.toList(),
),
),
),
)
: Scaffold(
appBar: AppBar(
title: const Text(appTitle),
actions: appBarActions,
),
body: SingleChildScrollView(
scrollDirection: Axis.vertical,
child: Column(
children: widgets
.map((k, v) {
return (MapEntry(
k,
Center(
child: Card(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(10),
side: BorderSide(
color: Colors.grey,
width: 1.0,
),
),
margin: EdgeInsets.all(20),
child: Padding(
padding: const EdgeInsets.all(20.0),
child: Column(
children: <Widget>[
Text("$k:"),
v,
],
),
)))));
})
.values
.toList()
..add(
Center(
child: SizedBox(
height: 500,
),
),
), //prevents scrolling issues at the end of the list of Widgets
),
),
),
);
}
}Metadata
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likes
0
pub points
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popularity
Publisher
Metadata
Highly versatile Widget to search through a single or multiple choices list in a dialog box or a menu. Supports pagination and future/API/webservice searches with sort and filter.
Repository (GitHub)
View/report issues
License
unknown (LICENSE)
