Merge pull request #40 from ranganaperera/get_initial_date_values

Exposed method to get the country information of the initial selection

example/lib/main.dart

@@ -26,10 +26,13 @@ class _MyAppState extends State<MyApp> {
                 mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                 children: <Widget>[
                   CountryCodePicker(
-                      onChanged: print,
-                      // Initial selection and favorite can be one of code ('IT') OR dial_code('+39')
-                      initialSelection: 'IT',
-                      favorite: ['+39', 'FR']),
+                    onChanged: print,
+                    // Initial selection and favorite can be one of code ('IT') OR dial_code('+39')
+                    initialSelection: 'IT',
+                    favorite: ['+39', 'FR'],
+                    //Get the country information relevant to the initial selection
+                    getInitialData: (code) => print("${code.name} ${code.dialCode}"),
+                  ),
                   SizedBox(
                     width: 400,
                     height: 60,

lib/country_code_picker.dart

@@ -9,6 +9,8 @@ export 'country_code.dart';
 
 class CountryCodePicker extends StatefulWidget {
   final ValueChanged<CountryCode> onChanged;
+  //Exposed new method to get the initial information of the country
+  final ValueChanged<CountryCode> getInitialData;
   final String initialSelection;
   final List<String> favorite;
   final TextStyle textStyle;
@@ -36,6 +38,7 @@ class CountryCodePicker extends StatefulWidget {
 
   CountryCodePicker({
     this.onChanged,
+    this.getInitialData,
     this.initialSelection,
     this.favorite = const [],
     this.countryFilter = const [],
@@ -127,6 +130,9 @@ class _CountryCodePickerState extends State<CountryCodePicker> {
       selectedItem = elements[0];
     }
 
+    //Change added: get the initial entered country information
+    _getInitialSelectedData(selectedItem);
+
     favoriteElements = elements
         .where((e) =>
             widget.favorite.firstWhere(
@@ -166,4 +172,10 @@ class _CountryCodePickerState extends State<CountryCodePicker> {
       widget.onChanged(e);
     }
   }
+
+  void _getInitialSelectedData(CountryCode initialData){
+    if(widget.getInitialData != null){
+      widget.getInitialData(initialData);
+    }
+  }
 }