Moved the Volume 4, 2025 release source changes to the flutter examples repository

android/app/src/main/AndroidManifest.xml

@@ -1,9 +1,20 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
     <uses-permission android:name="android.permission.INTERNET"></uses-permission>
     <application
         android:label="Syncfusion Flutter UI Widgets"
         android:name="${applicationName}"
-        android:icon="@mipmap/ic_launcher">
+        android:icon="@mipmap/ic_launcher"
+        android:allowBackup="false">
+        <!-- Properly configure the ProfileInstallReceiver -->
+        <receiver
+            android:name="androidx.profileinstaller.ProfileInstallReceiver"
+            tools:replace="android:exported"
+            android:exported="false"> <!-- Exported false for security -->
+            <intent-filter>
+                <action android:name="com.example.ACTION_INSTALL_PROFILE"/>
+            </intent-filter>
+        </receiver>
         <activity
             android:name=".MainActivity"
             android:exported="true"

android/app/src/main/kotlin/com/example/flutter_examples/MainActivity.kt

@@ -53,6 +53,12 @@ class MainActivity : FlutterActivity() {
     private fun launchFile(filePath: String) {
         val file = File(filePath)
         if (file.exists()) {
+            // Check if the file is sensitive
+            if (isSensitiveFile(file)) {
+               // Deny opening sensitive files for now; handle as per your requirements
+               return
+            }
+
             val intent = Intent(Intent.ACTION_VIEW)
             intent.flags = Intent.FLAG_ACTIVITY_SINGLE_TOP
             intent.addCategory(Intent.CATEGORY_DEFAULT)
@@ -76,4 +82,15 @@ class MainActivity : FlutterActivity() {
             }
         }
     }
+
+    // Check whether the file is sensitive (simple logic: is in cache or temp or matches special name)
+    private fun isSensitiveFile(file: File): Boolean {
+        val sensitivePaths = listOf("cache", "temp")
+        val pathLower = file.absolutePath.lowercase()
+        if (sensitivePaths.any { pathLower.contains(it) }) return true
+        val sensitiveExtensions = listOf(".key", ".pem", ".p12", ".crt")
+        if (sensitiveExtensions.any { pathLower.endsWith(it) }) return true
+        // Add further logic as needed for your use case
+        return false
+    }
 }

android/gradle/wrapper/gradle-wrapper.properties

@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.3-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-all.zip

android/local.properties

@@ -1,2 +1,2 @@
-sdk.dir=C:\\Users\\HariharasudhanKanaga\\AppData\\Local\\Android\\Sdk
-flutter.sdk=D:\\Flutter-3.27.0\\flutter\\bin\\flutter
+sdk.dir=C:\\Users\\AswiniSureshReddy\\AppData\\Local\\Android\\sdk
+flutter.sdk=C:\\flutter

android/settings.gradle

@@ -18,7 +18,7 @@ pluginManagement {
 
 plugins {
     id "dev.flutter.flutter-plugin-loader" version "1.0.0"
-    id "com.android.application" version "8.1.0" apply false
+    id "com.android.application" version "8.3.0" apply false
     id "org.jetbrains.kotlin.android" version "1.8.22" apply false
 }
 

lib/meta_tag/meta_tag.dart

@@ -0,0 +1,11 @@
+export 'meta_tag_default.dart' if (dart.library.js_interop) 'meta_tag_web.dart';
+
+/// This is the base structure for changing the sample title and meta tags.
+abstract class MetaTagUpdate {
+  /// This method changes the meta tag title based on the
+  /// selected sample and widget title.
+  void update(String sampleTitle, String widgetTitle);
+
+  /// This method resets meta tag title to a default value.
+  void setDefault();
+}

lib/meta_tag/meta_tag_default.dart

@@ -0,0 +1,11 @@
+import 'meta_tag.dart';
+
+/// This class is used when the sample is not running in a web browser; meta
+/// tag updates are only for web.
+class WebMetaTagUpdate implements MetaTagUpdate {
+  @override
+  void update(String sampleTitle, String widgetTitle) {}
+
+  @override
+  void setDefault() {}
+}

lib/meta_tag/meta_tag_web.dart

@@ -0,0 +1,56 @@
+import 'package:flutter/material.dart';
+import 'package:web/web.dart' as web;
+
+import 'meta_tag.dart';
+
+/// This class is used when the sample runs in a web browser.
+/// Implements meta tag updates for samples running in web browsers.
+class WebMetaTagUpdate implements MetaTagUpdate {
+  static const String _defaultMetaTitle =
+      'Demos & Examples of Syncfusion Flutter Widgets';
+
+  /// This method updates the meta tag using the sample and widget names.
+  @override
+  void update(String sampleTitle, String widgetTitle) {
+    final String formattedTitle = '$sampleTitle - $widgetTitle';
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      _updateMetaTags(formattedTitle);
+    });
+  }
+
+  /// Resets meta tags to the default value.
+  @override
+  void setDefault() {
+    _updateMetaTags(_defaultMetaTitle);
+  }
+
+  /// Updates the meta tags if the title is valid and not already set.
+  void _updateMetaTags(String title) {
+    if (title.isEmpty || web.document.title == title) {
+      return;
+    }
+    web.document.title = title;
+    _setMeta('og:title', title);
+  }
+
+  /// This method finds the meta tag by name or property and updates it.
+  /// If the tag does not exist, it creates a new one and adds it to the page.
+  void _setMeta(String name, String content) {
+    if (name.isEmpty || content.isEmpty) {
+      return;
+    }
+
+    web.HTMLMetaElement? metaTag =
+        web.document.head?.querySelector(
+              'meta[property="$name"], meta[name="$name"]',
+            )
+            as web.HTMLMetaElement?;
+
+    if (metaTag == null) {
+      metaTag = web.document.createElement('meta') as web.HTMLMetaElement;
+      metaTag.setAttribute('property', name);
+      web.document.head?.append(metaTag);
+    }
+    metaTag.content = content;
+  }
+}

lib/model/helper.dart

@@ -9,12 +9,15 @@ import 'package:flutter/material.dart';
 import 'package:url_launcher/url_launcher.dart';
 
 /// Local imports
+import '../meta_tag/meta_tag.dart';
 import '../widgets/bottom_sheet.dart';
 import '../widgets/search_bar.dart';
 import 'mobile_view.dart';
 import 'model.dart';
 import 'sample_view.dart';
 
+final WebMetaTagUpdate metaTagUpdate = WebMetaTagUpdate();
+
 /// Callback for changing the theme.
 typedef ChangeThemeCallback =
     void Function(bool isMaterial3, Brightness brightness);
@@ -81,6 +84,13 @@ void onTapControlInWeb(
       : category.controlList![category.selectedIndex!].subItems[0] as SubItem;
 
   Navigator.pushNamed(context, subItem.breadCrumbText!);
+
+  // Updates meta tag details when navigating from the home page
+  // to a widget sample page.
+  metaTagUpdate.update(
+    subItem.title!,
+    category.controlList![category.selectedIndex!].subItems[0].title,
+  );
 }
 
 /// On tap the expand button, get the fullview sample.

lib/model/showcase_application.dart

@@ -173,7 +173,6 @@ class ShowcaseApplications extends StatelessWidget {
     double width,
   ) {
     final String imagePath = _imagePathBasedOnTheme(app.title);
-    final String status = app.title == 'Expense Tracker' ? 'Updated' : 'New';
     return Container(
       decoration: BoxDecoration(
         color: model.homeCardColor,
@@ -232,46 +231,16 @@ class ShowcaseApplications extends StatelessWidget {
                   top: 16.0,
                   bottom: 16.0,
                 ),
-                child: Row(
-                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
-                  children: [
-                    Expanded(
-                      child: Text(
-                        app.title,
-                        overflow: TextOverflow.ellipsis,
-                        textAlign: TextAlign.start,
-                        style: Theme.of(context).textTheme.titleMedium!
-                            .copyWith(
-                              color: Theme.of(context).colorScheme.onSurface,
-                              letterSpacing: 0,
-                              fontFamily: 'Roboto',
-                              fontWeight: FontWeight.w700,
-                            ),
-                      ),
-                    ),
-                    Container(
-                      decoration: BoxDecoration(
-                        color: status.toLowerCase() == 'new'
-                            ? const Color.fromRGBO(55, 153, 30, 1)
-                            : status.toLowerCase() == 'updated'
-                            ? const Color.fromRGBO(246, 117, 0, 1)
-                            : Colors.transparent,
-                        borderRadius: const BorderRadius.only(
-                          bottomLeft: Radius.circular(10.0),
-                          topLeft: Radius.circular(10.0),
-                        ),
-                      ),
-                      padding: const EdgeInsets.fromLTRB(5, 2.7, 5, 2.7),
-                      child: Text(
-                        status,
-                        style: const TextStyle(
-                          fontSize: 10.5,
-                          fontFamily: 'Roboto-Medium',
-                          color: Colors.white,
-                        ),
-                      ),
-                    ),
-                  ],
+                child: Text(
+                  app.title,
+                  overflow: TextOverflow.ellipsis,
+                  textAlign: TextAlign.start,
+                  style: Theme.of(context).textTheme.titleMedium!.copyWith(
+                    color: Theme.of(context).colorScheme.onSurface,
+                    letterSpacing: 0,
+                    fontFamily: 'Roboto',
+                    fontWeight: FontWeight.w700,
+                  ),
                 ),
               ),
             ],