feature: Add option supportedModes

feedback/example/lib/main.dart

@@ -60,6 +60,7 @@ class _MyAppState extends State<MyApp> {
       ],
       localeOverride: const Locale('en'),
       mode: FeedbackMode.draw,
+      supportedModes: FeedbackMode.values,
       pixelRatio: 1,
       child: MaterialApp(
         title: 'Feedback Demo',

feedback/lib/src/better_feedback.dart

@@ -111,6 +111,7 @@ class BetterFeedback extends StatefulWidget {
     this.localizationsDelegates,
     this.localeOverride,
     this.mode = FeedbackMode.draw,
+    this.supportedModes = FeedbackMode.values,
     this.pixelRatio = 3.0,
   }) : assert(
           pixelRatio > 0,
@@ -166,6 +167,11 @@ class BetterFeedback extends StatefulWidget {
   /// See [FeedbackMode] for other options.
   final FeedbackMode mode;
 
+  /// Set the default supported modes.
+  /// By default all modes will be supported.
+  /// See [FeedbackMode] for more info.
+  final List<FeedbackMode> supportedModes;
+
   /// The pixelRatio describes the scale between
   /// the logical pixels and the size of the output image.
   /// Specifying 1.0 will give you a 1:1 mapping between
@@ -233,6 +239,7 @@ class _BetterFeedbackState extends State<BetterFeedback> {
                 isFeedbackVisible: controller.isVisible,
                 drawColors: FeedbackTheme.of(context).drawColors,
                 mode: widget.mode,
+                supportedModes: widget.supportedModes,
                 pixelRatio: widget.pixelRatio,
                 feedbackBuilder:
                     widget.feedbackBuilder ?? simpleFeedbackBuilder,

feedback/lib/src/controls_column.dart

@@ -12,6 +12,7 @@ class ControlsColumn extends StatelessWidget {
   ControlsColumn({
     super.key,
     required this.mode,
+    required this.supportedModes,
     required this.activeColor,
     required this.onColorChanged,
     required this.onUndo,
@@ -33,6 +34,7 @@ class ControlsColumn extends StatelessWidget {
   final List<Color> colors;
   final Color activeColor;
   final FeedbackMode mode;
+  final List<FeedbackMode> supportedModes;
 
   @override
   Widget build(BuildContext context) {
@@ -54,50 +56,54 @@ class ControlsColumn extends StatelessWidget {
             icon: const Icon(Icons.close),
             onPressed: onCloseFeedback,
           ),
-          _ColumnDivider(),
-          RotatedBox(
-            quarterTurns: 1,
-            child: MaterialButton(
-              key: const ValueKey<String>('navigate_button'),
-              onPressed: isNavigatingActive
-                  ? null
-                  : () => onControlModeChanged(FeedbackMode.navigate),
-              disabledTextColor:
-                  FeedbackTheme.of(context).activeFeedbackModeColor,
-              child: Text(FeedbackLocalizations.of(context).navigate),
+          if (supportedModes.contains(FeedbackMode.navigate)) ...[
+            _ColumnDivider(),
+            RotatedBox(
+              quarterTurns: 1,
+              child: MaterialButton(
+                key: const ValueKey<String>('navigate_button'),
+                onPressed: isNavigatingActive
+                    ? null
+                    : () => onControlModeChanged(FeedbackMode.navigate),
+                disabledTextColor:
+                    FeedbackTheme.of(context).activeFeedbackModeColor,
+                child: Text(FeedbackLocalizations.of(context).navigate),
+              ),
             ),
-          ),
-          _ColumnDivider(),
-          RotatedBox(
-            quarterTurns: 1,
-            child: MaterialButton(
-              key: const ValueKey<String>('draw_button'),
-              minWidth: 20,
-              onPressed: isNavigatingActive
-                  ? () => onControlModeChanged(FeedbackMode.draw)
-                  : null,
-              disabledTextColor:
-                  FeedbackTheme.of(context).activeFeedbackModeColor,
-              child: Text(FeedbackLocalizations.of(context).draw),
+          ],
+          if (supportedModes.contains(FeedbackMode.draw)) ...[
+            _ColumnDivider(),
+            RotatedBox(
+              quarterTurns: 1,
+              child: MaterialButton(
+                key: const ValueKey<String>('draw_button'),
+                minWidth: 20,
+                onPressed: isNavigatingActive
+                    ? () => onControlModeChanged(FeedbackMode.draw)
+                    : null,
+                disabledTextColor:
+                    FeedbackTheme.of(context).activeFeedbackModeColor,
+                child: Text(FeedbackLocalizations.of(context).draw),
+              ),
             ),
-          ),
-          IconButton(
-            key: const ValueKey<String>('undo_button'),
-            icon: const Icon(Icons.undo),
-            onPressed: isNavigatingActive ? null : onUndo,
-          ),
-          IconButton(
-            key: const ValueKey<String>('clear_button'),
-            icon: const Icon(Icons.delete),
-            onPressed: isNavigatingActive ? null : onClearDrawing,
-          ),
-          for (final color in colors)
-            _ColorSelectionIconButton(
-              key: ValueKey<Color>(color),
-              color: color,
-              onPressed: isNavigatingActive ? null : onColorChanged,
-              isActive: activeColor == color,
+            IconButton(
+              key: const ValueKey<String>('undo_button'),
+              icon: const Icon(Icons.undo),
+              onPressed: isNavigatingActive ? null : onUndo,
+            ),
+            IconButton(
+              key: const ValueKey<String>('clear_button'),
+              icon: const Icon(Icons.delete),
+              onPressed: isNavigatingActive ? null : onClearDrawing,
             ),
+            for (final color in colors)
+              _ColorSelectionIconButton(
+                key: ValueKey<Color>(color),
+                color: color,
+                onPressed: isNavigatingActive ? null : onColorChanged,
+                isActive: activeColor == color,
+              ),
+          ],
         ],
       ),
     );

feedback/lib/src/feedback_widget.dart

@@ -2,11 +2,11 @@
 
 import 'package:feedback/feedback.dart';
 import 'package:feedback/src/controls_column.dart';
-import 'package:feedback/src/scale_and_fade.dart';
 import 'package:feedback/src/feedback_bottom_sheet.dart';
 import 'package:feedback/src/paint_on_background.dart';
 import 'package:feedback/src/painter.dart';
 import 'package:feedback/src/scale_and_clip.dart';
+import 'package:feedback/src/scale_and_fade.dart';
 import 'package:feedback/src/screenshot.dart';
 import 'package:feedback/src/theme/feedback_theme.dart';
 import 'package:feedback/src/utilities/back_button_interceptor.dart';
@@ -25,6 +25,7 @@
     required this.isFeedbackVisible,
     required this.drawColors,
     required this.mode,
+    required this.supportedModes,
     required this.pixelRatio,
     required this.feedbackBuilder,
   }) : assert(
@@ -36,6 +37,7 @@
 
   final bool isFeedbackVisible;
   final FeedbackMode mode;
+  final List<FeedbackMode> supportedModes;
   final double pixelRatio;
   final Widget child;
   final List<Color> drawColors;
@@ -82,6 +84,7 @@
   @override
   void initState() {
     super.initState();
+
     BackButtonInterceptor.add(backButtonIntercept);
   }
 
@@ -110,6 +113,9 @@
     super.didUpdateWidget(oldWidget);
     // update feedback mode with the initial value
     mode = widget.mode;
+    if (!widget.supportedModes.contains(mode)) {
+      mode = widget.supportedModes.first;
+    }
     if (oldWidget.isFeedbackVisible != widget.isFeedbackVisible &&
         oldWidget.isFeedbackVisible == false) {
       // Feedback is now visible,
@@ -223,6 +229,7 @@
                                 minScale: .7,
                                 child: ControlsColumn(
                                   mode: mode,
+                                  supportedModes: widget.supportedModes,
                                   activeColor: painterController.drawColor,
                                   colors: widget.drawColors,
                                   onColorChanged: (color) {

feedback/test/controls_column_test.dart

@@ -1,13 +1,14 @@
 import 'package:feedback/src/controls_column.dart';
 import 'package:feedback/src/feedback_mode.dart';
 import 'package:feedback/src/l18n/localization.dart';
-import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
 
 void main() {
   Widget create({
     Color? activeColor,
     FeedbackMode? mode,
+    List<FeedbackMode>? supportedModes,
     ValueChanged<Color>? onColorChanged,
     VoidCallback? onUndo,
     ValueChanged<FeedbackMode>? onControlModeChanged,
@@ -19,6 +20,7 @@ void main() {
       child: ControlsColumn(
         activeColor: activeColor ?? Colors.red,
         mode: mode ?? FeedbackMode.draw,
+        supportedModes: supportedModes ?? FeedbackMode.values,
         colors:
             colors ?? [Colors.red, Colors.green, Colors.blue, Colors.yellow],
         onClearDrawing: onClearDrawing ?? () {},