update carton from packages

lib/pages/widgets/dialog_input.dart

@@ -7,7 +7,9 @@ import 'local_text.dart';
 class DialogInput extends StatefulWidget {
   final String value;
   final String label;
-  const DialogInput({Key key, this.label, this.value}) : super(key: key);
+  final bool isQty;
+  const DialogInput({Key key, this.label, this.value, this.isQty = false})
+      : super(key: key);
   @override
   _DialogInputState createState() => _DialogInputState();
 }
@@ -15,6 +17,7 @@ class DialogInput extends StatefulWidget {
 class _DialogInputState extends State<DialogInput> {
   final _formKey = GlobalKey<FormState>();
   TextEditingController _controller = new TextEditingController();
+  final _focusNode = FocusNode();
 
   bool _isLoading = false;
 
@@ -23,6 +26,12 @@ class _DialogInputState extends State<DialogInput> {
     super.initState();
     if (widget.value != null) {
       _controller.text = widget.value;
+      _focusNode.addListener(() {
+        if (_focusNode.hasFocus) {
+          _controller.selection = TextSelection(
+              baseOffset: 0, extentOffset: _controller.text.length);
+        }
+      });
     }
   }
 
@@ -41,6 +50,8 @@ class _DialogInputState extends State<DialogInput> {
           key: _formKey,
           child: TextField(
             controller: _controller,
+            focusNode: widget.isQty ? _focusNode : FocusNode(),
+            autofocus: true,
             keyboardType: TextInputType.number,
             decoration: new InputDecoration(
                 focusedBorder: UnderlineInputBorder(