added custom accents color

Author: VikramadityaDev

lib/widgets/accents_color.dart

@@ -0,0 +1,34 @@
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+import 'package:text_to_image_gen/utils/my_states.dart';
+
+class AccentColors extends StatelessWidget {
+  const AccentColors({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    final accentState = Provider.of<ThemeState>(context);
+    return Dialog(
+      child: ListView.builder(
+          itemCount: 6,
+          shrinkWrap: true,
+          itemBuilder: (context, index) {
+            return ListTileTheme(
+              selectedColor: Theme.of(context).colorScheme.secondary,
+              child: ListTile(
+                leading: CircleAvatar(
+                  backgroundColor: accentState.accentColors[index],
+                ),
+                title: accentState.accentTexts[index],
+                selected: index == accentState.currentAccentIndex,
+                onTap: () {
+                  accentState.changeAccent(index);
+                  Navigator.pop(context);
+                },
+              ),
+            );
+          },
+      ),
+    );
+  }
+}