Merge pull request #126 from payam-zahedi/feat/country-filter

add country filters to country drop down

Author: caseyryan

example/android/app/build.gradle

@@ -26,7 +26,7 @@ apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
-    compileSdkVersion 28
+    compileSdkVersion 32
 
     sourceSets {
         main.java.srcDirs += 'src/main/kotlin'

example/android/app/src/main/AndroidManifest.xml

@@ -6,7 +6,7 @@
          additional functionality it is fine to subclass or reimplement
          FlutterApplication and put your custom class here. -->
     <application
-        android:name="io.flutter.app.FlutterApplication"
+        android:name="${applicationName}"
         android:label="example"
         android:icon="@mipmap/ic_launcher">
         <activity

example/android/build.gradle

@@ -1,12 +1,12 @@
 buildscript {
-    ext.kotlin_version = '1.3.50'
+    ext.kotlin_version = '1.6.10'
     repositories {
         google()
         jcenter()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.0'
+        classpath 'com.android.tools.build:gradle:7.2.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }

example/android/gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-all.zip

example/pubspec.lock

@@ -10,6 +10,7 @@ class CountryDropdown extends StatefulWidget {
   final CountryItemBuilder? listItemBuilder;
   final bool printCountryName;
   final String? initialPhoneCode;
+  final List<PhoneCountryData>? countryItems;
   final ValueChanged<PhoneCountryData> onCountrySelected;
 
   final int elevation;
@@ -44,6 +45,7 @@ class CountryDropdown extends StatefulWidget {
     this.listItemBuilder,
     this.printCountryName = false,
     this.initialPhoneCode,
+    this.countryItems,
     required this.onCountrySelected,
     this.elevation = 8,
     this.style,
@@ -82,12 +84,18 @@ class _CountryDropdownState extends State<CountryDropdown> {
   }
 
   PhoneCountryData get _initialValue {
+    final items = _countryItems;
+
     if (widget.initialPhoneCode != null) {
-      return PhoneCodes.getAllCountryDatas().firstWhereOrNull((c) =>
-              c.phoneCode == widget.initialPhoneCode) ??
-          PhoneCodes.getAllCountryDatas().first;
+      return items.firstWhereOrNull(
+              (c) => c.phoneCode == widget.initialPhoneCode) ??
+          items.first;
     }
-    return PhoneCodes.getAllCountryDatas().first;
+    return items.first;
+  }
+
+  List<PhoneCountryData> get _countryItems {
+    return widget.countryItems ?? PhoneCodes.getAllCountryDatas();
   }
 
   Widget _buildSelectedLabel(
@@ -177,7 +185,7 @@ class _CountryDropdownState extends State<CountryDropdown> {
       elevation: widget.elevation,
       itemHeight: widget.itemHeight,
       selectedItemBuilder: (c) {
-        return PhoneCodes.getAllCountryDatas()
+        return _countryItems
             .map(
               (e) => DropdownMenuItem<PhoneCountryData>(
                 child: _buildSelectedLabel(e),
@@ -186,7 +194,7 @@ class _CountryDropdownState extends State<CountryDropdown> {
             )
             .toList();
       },
-      items: PhoneCodes.getAllCountryDatas()
+      items: _countryItems
           .map(
             (e) => DropdownMenuItem<PhoneCountryData>(
               child: _buildListLabel(e),