optional close icon

lib/country_code_picker.dart

@@ -75,6 +75,9 @@ class CountryCodePicker extends StatefulWidget {
   /// Set to true if you want to hide the search part
   final bool hideSearch;
 
+  /// Set to true if you want to hide the close icon dialog
+  final bool hideCloseIcon;
+
   /// Set to true if you want to show drop down button
   final bool showDropDownButton;
 
@@ -114,6 +117,7 @@ class CountryCodePicker extends StatefulWidget {
     this.comparator,
     this.countryFilter,
     this.hideSearch = false,
+    this.hideCloseIcon = false,
     this.showDropDownButton = false,
     this.dialogSize,
     this.dialogBackgroundColor,
@@ -305,6 +309,7 @@ class CountryCodePickerState extends State<CountryCodePicker> {
             backgroundColor: widget.dialogBackgroundColor,
             barrierColor: widget.barrierColor,
             hideSearch: widget.hideSearch,
+            hideCloseIcon: widget.hideCloseIcon,
             closeIcon: widget.closeIcon,
             flagDecoration: widget.flagDecoration,
           ),