add hideMainText property

example/lib/main.dart

@@ -52,6 +52,7 @@ class _MyAppState extends State<MyApp> {
                   padding: const EdgeInsets.all(8.0),
                   child: CountryCodePicker(
                     onChanged: print,
+                    hideMainText: true,
                     showFlagMain: true,
                     showFlag: false,
                     initialSelection: 'TF',

lib/country_code_picker.dart

@@ -42,6 +42,8 @@ class CountryCodePicker extends StatefulWidget {
   /// shows the flag
   final bool showFlag;
 
+  final bool hideMainText;
+
   final bool showFlagMain;
 
   final bool showFlagDialog;
@@ -71,6 +73,7 @@ class CountryCodePicker extends StatefulWidget {
     this.alignLeft = false,
     this.showFlag = true,
     this.showFlagDialog,
+    this.hideMainText = false,
     this.showFlagMain,
     this.builder,
     this.flagWidth = 32.0,
@@ -149,6 +152,7 @@ class CountryCodePickerState extends State<CountryCodePicker> {
                   ),
                 ),
               ),
+            if (!widget.hideMainText)
               Flexible(
                 fit: widget.alignLeft ? FlexFit.tight : FlexFit.loose,
                 child: Text(