Added window insets to respect system bars, especially for full screen overlays

android/src/main/java/flutter/overlay/window/flutter_overlay_window/FlutterOverlayWindowPlugin.java

@@ -9,6 +9,7 @@
 import android.provider.Settings;
 import android.service.notification.StatusBarNotification;
 import android.util.Log;
+import android.view.WindowInsets;
 import android.view.WindowManager;
 
 import androidx.annotation.NonNull;
@@ -90,6 +91,8 @@ public void onMethodCall(@NonNull MethodCall call, @NonNull Result result) {
             Map<String, Integer> startPosition = call.argument("startPosition");
             int startX = startPosition != null ? startPosition.getOrDefault("x", OverlayConstants.DEFAULT_XY) : OverlayConstants.DEFAULT_XY;
             int startY = startPosition != null ? startPosition.getOrDefault("y", OverlayConstants.DEFAULT_XY) : OverlayConstants.DEFAULT_XY;
+            Integer windowInsetsInteger = call.argument("windowInsets");
+            int windowInsets = windowInsetsInteger != null ? windowInsetsInteger : ~WindowInsets.Type.ime();
 
 
             WindowSetup.width = width != null ? width : -1;
@@ -100,6 +103,7 @@ public void onMethodCall(@NonNull MethodCall call, @NonNull Result result) {
             WindowSetup.overlayTitle = overlayTitle;
             WindowSetup.overlayContent = overlayContent == null ? "" : overlayContent;
             WindowSetup.positionGravity = positionGravity;
+            WindowSetup.windowInsets = windowInsets;
             WindowSetup.setNotificationVisibility(notificationVisibility);
 
             final Intent intent = new Intent(context, OverlayService.class);
@@ -112,9 +116,6 @@ public void onMethodCall(@NonNull MethodCall call, @NonNull Result result) {
         } else if (call.method.equals("isOverlayActive")) {
             result.success(OverlayService.isRunning);
             return;
-        } else if (call.method.equals("isOverlayActive")) {
-            result.success(OverlayService.isRunning);
-            return;
         } else if (call.method.equals("moveOverlay")) {
             int x = call.argument("x");
             int y = call.argument("y");

android/src/main/java/flutter/overlay/window/flutter_overlay_window/OverlayConstants.java

@@ -9,4 +9,6 @@ final public class OverlayConstants {
     static final String CHANNEL_ID = "Overlay Channel";
     static final int NOTIFICATION_ID = 4579;
     static final int DEFAULT_XY = -6;
+    static final int MATCH_PARENT = -1;
+    static final int FULL_COVER = -1999;
 }

android/src/main/java/flutter/overlay/window/flutter_overlay_window/OverlayService.java

@@ -22,6 +22,7 @@
 import android.view.Gravity;
 import android.view.MotionEvent;
 import android.view.View;
+import android.view.WindowInsets;
 import android.view.WindowManager;
 
 import androidx.annotation.Nullable;
@@ -139,7 +140,8 @@ public int onStartCommand(Intent intent, int flags, int startId) {
                 int width = call.argument("width");
                 int height = call.argument("height");
                 boolean enableDrag = call.argument("enableDrag");
-                resizeOverlay(width, height, enableDrag, result);
+                int windowInsets = call.argument("windowInsets");
+                resizeOverlay(width, height, enableDrag, windowInsets == -1 ? null : windowInsets, result);
             }
         });
         overlayMessageChannel.setMessageHandler((message, reply) -> {
@@ -156,13 +158,14 @@ public int onStartCommand(Intent intent, int flags, int startId) {
             int h = displaymetrics.heightPixels;
             szWindow.set(w, h);
         }
+
         int dx = startX == OverlayConstants.DEFAULT_XY ? 0 : startX;
-        int dy = startY == OverlayConstants.DEFAULT_XY ? -statusBarHeightPx() : startY;
+        int dy = startY == OverlayConstants.DEFAULT_XY ? 0 : startY;
         WindowManager.LayoutParams params = new WindowManager.LayoutParams(
-                WindowSetup.width == -1999 ? -1 : WindowSetup.width,
-                WindowSetup.height != -1999 ? WindowSetup.height : screenHeight(),
-                0,
-                -statusBarHeightPx(),
+                WindowSetup.width == -1999 ? WindowManager.LayoutParams.MATCH_PARENT : WindowSetup.width,
+                WindowSetup.height == -1999 ? WindowManager.LayoutParams.MATCH_PARENT : WindowSetup.height,// screenHeight(),
+                dx,
+                dy,
                 Build.VERSION.SDK_INT >= Build.VERSION_CODES.O ? WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY : WindowManager.LayoutParams.TYPE_PHONE,
                 WindowSetup.flag | WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS
                         | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
@@ -173,10 +176,16 @@ public int onStartCommand(Intent intent, int flags, int startId) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S && WindowSetup.flag == clickableFlag) {
             params.alpha = MAXIMUM_OPACITY_ALLOWED_FOR_S_AND_HIGHER;
         }
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+            Log.d("OverlayService", "Setting window insets to " + WindowSetup.windowInsets);
+            params.setFitInsetsTypes(WindowSetup.windowInsets);
+            params.setFitInsetsIgnoringVisibility(false);
+        }
+
         params.gravity = WindowSetup.gravity;
         flutterView.setOnTouchListener(this);
         windowManager.addView(flutterView, params);
-        moveOverlay(dx, dy, null);
         return START_STICKY;
     }
 
@@ -240,12 +249,17 @@ private void updateOverlayFlag(MethodChannel.Result result, String flag) {
         }
     }
 
-    private void resizeOverlay(int width, int height, boolean enableDrag, MethodChannel.Result result) {
+    private void resizeOverlay(int width, int height, boolean enableDrag, Integer windowInsets, MethodChannel.Result result) {
         if (windowManager != null) {
             WindowManager.LayoutParams params = (WindowManager.LayoutParams) flutterView.getLayoutParams();
-            params.width = (width == -1999 || width == -1) ? -1 : dpToPx(width);
-            params.height = (height != 1999 || height != -1) ? dpToPx(height) : height;
+            params.width = (width == OverlayConstants.FULL_COVER || width == OverlayConstants.MATCH_PARENT) ? OverlayConstants.MATCH_PARENT : dpToPx(width);
+            params.height = (height == OverlayConstants.FULL_COVER || height == OverlayConstants.MATCH_PARENT) ? OverlayConstants.MATCH_PARENT : dpToPx(height);
             WindowSetup.enableDrag = enableDrag;
+
+            if (windowInsets != null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+                params.setFitInsetsTypes(windowInsets);
+            }
+
             windowManager.updateViewLayout(flutterView, params);
             result.success(true);
         } else {

android/src/main/java/flutter/overlay/window/flutter_overlay_window/WindowSetup.java

@@ -2,6 +2,7 @@
 
 
 import android.view.Gravity;
+import android.view.WindowInsets;
 import android.view.WindowManager;
 
 import androidx.core.app.NotificationCompat;
@@ -20,6 +21,7 @@ public abstract class WindowSetup {
     static String positionGravity = "none";
     static int notificationVisibility = NotificationCompat.VISIBILITY_PRIVATE;
     static boolean enableDrag = false;
+    static int windowInsets = WindowInsets.Type.systemBars();
 
 
     static void setNotificationVisibility(String name) {

example/lib/home_page.dart

@@ -18,6 +18,34 @@ class _HomePageState extends State<HomePage> {
   final _receivePort = ReceivePort();
   SendPort? homePort;
   String? latestMessageFromOverlay;
+
+  // Selected window insets types
+  Set<int> selectedInsetsTypes = {WindowInsetsType.statusBars, WindowInsetsType.navigationBars};
+
+  // Collapsible section state
+  bool _isInsetsExpanded = false;
+
+  // Available window insets types
+  final List<MapEntry<String, int>> insetsTypes = [
+    MapEntry('Status Bars', WindowInsetsType.statusBars),
+    MapEntry('Navigation Bars', WindowInsetsType.navigationBars),
+    MapEntry('Caption Bar', WindowInsetsType.captionBar),
+    MapEntry('IME', WindowInsetsType.ime),
+    MapEntry('System Gestures', WindowInsetsType.systemGestures),
+    MapEntry('Mandatory System Gestures', WindowInsetsType.mandatorySystemGestures),
+    MapEntry('Tappable Element', WindowInsetsType.tappableElement),
+    MapEntry('Display Cutout', WindowInsetsType.displayCutout),
+    MapEntry('Window Decor', WindowInsetsType.windowDecor),
+    MapEntry('System Overlays', WindowInsetsType.systemOverlays),
+  ];
+
+  int combineSelectedInsets() {
+    int combined = 0;
+    for (var type in selectedInsetsTypes) {
+      combined |= type;
+    }
+    return combined;
+  }
 
   @override
   void initState() {
@@ -42,9 +70,59 @@ class _HomePageState extends State<HomePage> {
       appBar: AppBar(
         title: const Text('Plugin example app'),
       ),
-      body: Center(
+      body: SingleChildScrollView(
         child: Column(
           children: [
+            InkWell(
+              onTap: () {
+                setState(() {
+                  _isInsetsExpanded = !_isInsetsExpanded;
+                });
+              },
+              child: Padding(
+                padding: const EdgeInsets.symmetric(horizontal: 12.0, vertical: 8.0),
+                child: Row(
+                  children: [
+                    Icon(
+                      _isInsetsExpanded ? Icons.expand_less : Icons.expand_more,
+                      size: 20,
+                    ),
+                    const SizedBox(width: 4),
+                    const Text(
+                      'Window Insets',
+                      style: TextStyle(fontSize: 14, fontWeight: FontWeight.bold),
+                    ),
+                  ],
+                ),
+              ),
+            ),
+            if (_isInsetsExpanded)
+              Padding(
+                padding: const EdgeInsets.symmetric(horizontal: 12.0, vertical: 4.0),
+                child: Wrap(
+                  spacing: 4,
+                  runSpacing: 4,
+                  children: insetsTypes.map((entry) {
+                    final isSelected = selectedInsetsTypes.contains(entry.value);
+                    return FilterChip(
+                      label: Text(entry.key, style: const TextStyle(fontSize: 11)),
+                      selected: isSelected,
+                      visualDensity: VisualDensity.compact,
+                      padding: EdgeInsets.zero,
+                      onSelected: (selected) {
+                        setState(() {
+                          if (selected) {
+                            selectedInsetsTypes.add(entry.value);
+                          } else {
+                            selectedInsetsTypes.remove(entry.value);
+                          }
+                        });
+                      },
+                    );
+                  }).toList(),
+                ),
+              ),
+            const Divider(height: 1),
             TextButton(
               onPressed: () async {
                 final status = await FlutterOverlayWindow.isPermissionGranted();
@@ -75,11 +153,31 @@ class _HomePageState extends State<HomePage> {
                   height: (MediaQuery.of(context).size.height * 0.6).toInt(),
                   width: WindowSize.matchParent,
                   startPosition: const OverlayPosition(0, -259),
+                  windowInsets: combineSelectedInsets(),
                 );
               },
               child: const Text("Show Overlay"),
             ),
             const SizedBox(height: 10.0),
+            TextButton(
+              onPressed: () async {
+                if (await FlutterOverlayWindow.isActive()) return;
+                await FlutterOverlayWindow.showOverlay(
+                  enableDrag: false,
+                  overlayTitle: "X-SLAYER",
+                  overlayContent: 'Fullscreen Overlay Enabled',
+                  flag: OverlayFlag.defaultFlag,
+                  visibility: NotificationVisibility.visibilityPublic,
+                  //positionGravity: PositionGravity.none,
+                  height: WindowSize.fullCover,
+                  width: WindowSize.fullCover,
+                  startPosition: const OverlayPosition(0, 0),
+                  windowInsets: combineSelectedInsets(),
+                );
+              },
+              child: const Text("Show Fullscreen Overlay"),
+            ),
+            const SizedBox(height: 10.0),
             TextButton(
               onPressed: () async {
                 final status = await FlutterOverlayWindow.isActive();

example/lib/main.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_overlay_window_example/home_page.dart';
+import 'package:flutter_overlay_window_example/overlays/fullscreen_overlay.dart';
 import 'package:flutter_overlay_window_example/overlays/true_caller_overlay.dart';
 
 void main() {
@@ -14,6 +15,7 @@ void overlayMain() {
     const MaterialApp(
       debugShowCheckedModeBanner: false,
       home: TrueCallerOverlay(),
+      // home: FullscreenOverlay(),  /// Uncomment to test FullscreenOverlay
     ),
   );
 }

example/lib/overlays/fullscreen_overlay.dart

@@ -0,0 +1,40 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_overlay_window/flutter_overlay_window.dart';
+
+class FullscreenOverlay extends StatelessWidget {
+  const FullscreenOverlay({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Material(
+      color: Colors.black,
+      child: Padding(
+        padding: const EdgeInsets.all(5.0),
+        child: Container(
+          decoration: BoxDecoration(
+            border: Border.all(color: Colors.white, width: 3),
+          ),
+          child: const Center(
+            child: Column(
+              mainAxisAlignment: MainAxisAlignment.center,
+              children: [
+                Text(
+                  'Overlay With White Border',
+                  style: TextStyle(
+                    color: Colors.white,
+                    fontSize: 24,
+                  ),
+                ),
+                ElevatedButton(
+                    onPressed: FlutterOverlayWindow.closeOverlay,
+                    child: Text(
+                      'Close',
+                    ))
+              ],
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+}