flutter_picker_plus 1.1.0

Provide flexible parameters to meet various needs with NumberPicker, DateTimePicker, ArrayPicker, and default linkage Picker.

flutter_picker_plus

Note: this plugin is continuous work from flutter_picker.

Flutter picker plus. Include NumberPicker, DateTimePicker, ArrayPicker, and default linkage Picker. Provide flexible parameters to meet various needs. At the same time, you can extend more functions through custom adapters.

How to Use

    showPicker(BuildContext context) {
      Picker picker = new Picker(
        adapter: PickerDataAdapter<String>(pickerdata: new JsonDecoder().convert(PickerData)),
        changeToFirst: true,
        textAlign: TextAlign.left,
        columnPadding: const EdgeInsets.all(8.0),
        onConfirm: (Picker picker, List value) {
          print(value.toString());
          print(picker.getSelectedValues());
        }
      );
      picker.show(_scaffoldKey.currentState);
    }

    showPickerModal(BuildContext context) {
      new Picker(
        adapter: PickerDataAdapter<String>(pickerdata: new JsonDecoder().convert(PickerData)),
        changeToFirst: true,
        hideHeader: false,
        onConfirm: (Picker picker, List value) {
          print(value.toString());
          print(picker.adapter.text);
        }
      ).showModal(this.context); //_scaffoldKey.currentState);
    }

    showPickerIcons(BuildContext context) {
      new Picker(
        adapter: PickerDataAdapter(data: [
          new PickerItem(text: Icon(Icons.add), value: Icons.add, children: [
            new PickerItem(text: Icon(Icons.more)),
            new PickerItem(text: Icon(Icons.aspect_ratio)),
            new PickerItem(text: Icon(Icons.android)),
            new PickerItem(text: Icon(Icons.menu)),
          ]),
          new PickerItem(text: Icon(Icons.title), value: Icons.title, children: [
            new PickerItem(text: Icon(Icons.more_vert)),
            new PickerItem(text: Icon(Icons.ac_unit)),
            new PickerItem(text: Icon(Icons.access_alarm)),
            new PickerItem(text: Icon(Icons.account_balance)),
          ]),
          new PickerItem(text: Icon(Icons.face), value: Icons.face, children: [
            new PickerItem(text: Icon(Icons.add_circle_outline)),
            new PickerItem(text: Icon(Icons.add_a_photo)),
            new PickerItem(text: Icon(Icons.access_time)),
            new PickerItem(text: Icon(Icons.adjust)),
          ]),
          new PickerItem(text: Icon(Icons.linear_scale), value: Icons.linear_scale, children: [
            new PickerItem(text: Icon(Icons.assistant_photo)),
            new PickerItem(text: Icon(Icons.account_balance)),
            new PickerItem(text: Icon(Icons.airline_seat_legroom_extra)),
            new PickerItem(text: Icon(Icons.airport_shuttle)),
            new PickerItem(text: Icon(Icons.settings_bluetooth)),
          ]),
          new PickerItem(text: Icon(Icons.close), value: Icons.close),
        ]),
        title: new Text("Select Icon"),
        onConfirm: (Picker picker, List value) {
          print(value.toString());
          print(picker.getSelectedValues());
        }
    ).show(_scaffoldKey.currentState);
  }

  showPickerDialog(BuildContext context) {
    new Picker(
        adapter: PickerDataAdapter<String>(pickerdata: new JsonDecoder().convert(PickerData)),
        hideHeader: true,
        title: new Text("Select Data"),
        onConfirm: (Picker picker, List value) {
          print(value.toString());
          print(picker.getSelectedValues());
        }
    ).showDialog(context);
  }

  showPickerArray(BuildContext context) {
    new Picker(
        adapter: PickerDataAdapter<String>(pickerdata: new JsonDecoder().convert(PickerData2), isArray: true),
        hideHeader: true,
        title: new Text("Please Select"),
        onConfirm: (Picker picker, List value) {
          print(value.toString());
          print(picker.getSelectedValues());
        }
    ).showDialog(context);
  }

  showPickerNumber(BuildContext context) {
    new Picker(
        adapter: NumberPickerAdapter(data: [
          NumberPickerColumn(begin: 0, end: 999),
          NumberPickerColumn(begin: 100, end: 200),
        ]),
        delimiter: [
          PickerDelimiter(child: Container(
            width: 30.0,
            alignment: Alignment.center,
            child: Icon(Icons.more_vert),
          ))
        ],
        hideHeader: true,
        title: new Text("Please Select"),
        onConfirm: (Picker picker, List value) {
          print(value.toString());
          print(picker.getSelectedValues());
        }
    ).showDialog(context);
  }

PickerData Example

Array

const PickerData2 = '''
[
    [
        1,
        2,
        3,
        4
    ],
    [
        11,
        22,
        33,
        44
    ],
    [
        "aaa",
        "bbb",
        "ccc"
    ]
]
    ''';

Linkage

const PickerData = '''
[
    {
        "a": [
            {
                "a1": [
                    1,
                    2,
                    3,
                    4
                ]
            },
            {
                "a2": [
                    5,
                    6,
                    7,
                    8
                ]
            },
            {
                "a3": [
                    9,
                    10,
                    11,
                    12
                ]
            }
        ]
    },
    {
        "b": [
            {
                "b1": [
                    11,
                    22,
                    33,
                    44
                ]
            },
            {
                "b2": [
                    55,
                    66,
                    77,
                    88
                ]
            },
            {
                "b3": [
                    99,
                    1010,
                    1111,
                    1212
                ]
            }
        ]
    },
    {
        "c": [
            {
                "c1": [
                    "a",
                    "b",
                    "c"
                ]
            },
            {
                "c2": [
                    "aa",
                    "bb",
                    "cc"
                ]
            },
            {
                "c3": [
                    "aaa",
                    "bbb",
                    "ccc"
                ]
            }
        ]
    }
]
    ''';