pratik_file.dart

import 'package:flutter/material.dart';

class AddDetails extends StatefulWidget {
  final String place_id;
  final String name;
  AddDetails(this.place_id, this.name);

  @override
  _AddDetailsState createState() => _AddDetailsState();
}

class _AddDetailsState extends State<AddDetails> {
  FocusNode myFocusNode;
  TextEditingController _editingController = TextEditingController();

  @override
  void initState() {
    super.initState();
    myFocusNode = FocusNode();
  }

  @override
  void dispose() {
    myFocusNode.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    final bool showFab = MediaQuery.of(context).viewInsets.bottom == 0.0;
    final bool showbtn = MediaQuery.of(context).viewInsets.bottom == 0.0;
    return Scaffold(
      body: GestureDetector(
        onTap: () {
          FocusScope.of(context).requestFocus(myFocusNode);
        },
        child: Column(
          mainAxisSize: MainAxisSize.min,
          children: <Widget>[
            SizedBox(height: 20),
            Text(
              widget.name,
              style: TextStyle(
                  fontSize: 30,
                  fontWeight: FontWeight.bold,
                  fontFamily: 'Pacifico'),
              textAlign: TextAlign.center,
            ),
            SizedBox(height: 5),
            Text(
              "Lets add some memories, excited?",
              style: TextStyle(fontFamily: 'Montserrat'),
            ),
            Padding(
              padding: const EdgeInsets.all(8.0),
              child: TextFormField(
                focusNode: myFocusNode,
                decoration: InputDecoration(
                  border: OutlineInputBorder(),
                  hintText: 'Only best of the memories....',
                  hintStyle:
                      TextStyle(fontFamily: 'Dancing Script', fontSize: 22),
                  labelText: 'Description',
                  labelStyle:
                      TextStyle(fontFamily: 'Dancing Script', fontSize: 25),
                ),
                // autofocus: true,
                autocorrect: true,
                controller: _editingController,
                minLines: 1,
                maxLines: 20,
                scrollPadding: EdgeInsets.all(8),
              ),
            ),
            Expanded(
              child: Padding(
                padding: const EdgeInsets.all(8.0),
                child: Column(
                  mainAxisSize: MainAxisSize.min,
                  children: <Widget>[
                    Text(
                      " Images Selected ",
                      textAlign: TextAlign.left,
                    ),
                    SizedBox(
                      height: 5,
                    ),
                    buildGridView()
                  ],
                ),
              ),
            ),
            // Center(
            //   child: Padding(
            //     padding: const EdgeInsets.all(8.0),
            //     child: showbtn
            //         ? FloatingActionButton.extended(
            //             heroTag: 'unique2',
            //             focusNode: myFocusNode,
            //             onPressed: () {
            //               final eSnackBar = SnackBar(
            //                 content: Text("Add some text"),
            //               );
            //               final aSnackBar = SnackBar(
            //                 content: Text("Added to memories successfully"),
            //               );
            //               _editingController.text.trim().isEmpty
            //                   ? Scaffold.of(context).showSnackBar(eSnackBar)
            //                   : Scaffold.of(context).showSnackBar(aSnackBar);
            //             },
            //             backgroundColor: _editingController.text.isNotEmpty
            //                 ? Colors.green
            //                 : Colors.grey,
            //             icon: Icon(Icons.done),
            //             label: Text('Add to memories'),
            //             elevation: 2,
            //           )
            //         : null,
            //   ),
            // ),
          ],
        ),
      ),
      floatingActionButton: Padding(
        padding: const EdgeInsets.all(4.0),
        child: showFab
            ? FloatingActionButton.extended(
                heroTag: 'unique1',
                label: Text('Add Images'),
                icon: Icon(Icons.add),
                onPressed: () {
                  // loadAssets();
                },
                elevation: 3,
                backgroundColor: Colors.black,
                focusNode: myFocusNode,
              )
            : null,
      ),
    );
  }

  Widget buildGridView() {
    return GridView.count(
      shrinkWrap: true,
      crossAxisCount: 2,
      children: List.generate(5, (index) {
        return SizedBox(
          child: Text("data"),
          width: 300,
          height: 300,
        );
      }),
    );
  }
}