scrcpy v4.0 support

README.md

@@ -6,8 +6,8 @@
       /></a>
     <a title="Flutter" href="https://flutter.dev/"><img src="https://img.shields.io/badge/Flutter-%2302569B.svg?style=for-the-badge&logo=Flutter&logoColor=white"
        alt="Flutter"/></a>
-    <a title="Latest supported scrcpy version" href="https://github.com/Genymobile/scrcpy/releases"><img src="https://img.shields.io/badge/scrcpy-v3.3.4-green?style=flat-square"
-       alt="scrcpy v3.3.4"/></a>
+    <a title="Latest supported scrcpy version" href="https://github.com/Genymobile/scrcpy/releases"><img src="https://img.shields.io/badge/scrcpy-v4.0-green?style=flat-square"
+       alt="scrcpy v4.0"/></a>
     <a title="Snap Store" href="https://snapcraft.io/scrcpy-buddy"><img alt="scrcpy-buddy" src="https://snapcraft.io/scrcpy-buddy/badge.svg" /></a>
     <a title="Trending on snap store" href="https://snapcraft.io/scrcpy-buddy"><img alt="scrcpy-buddy" src="https://snapcraft.io/scrcpy-buddy/trending.svg?name=0" /></a>
 </p>
@@ -30,7 +30,7 @@ To use this app, you need the following:
 
 - Run scrcpy on multiple connected devices
 - ADB Device management (Switch USB Device to network / disconnect device)
-  - Auto-refresh devices list
+    - Auto-refresh devices list
 - Profile management (name, customized scrcpy options, default profile)
 - Light / Dark theme support
 - View console output for devices which are running scrcpy
@@ -80,7 +80,7 @@ All downloads can be found on the [latest release](https://github.com/Codertainm
 #### 🍺 Homebrew
 
 - `brew tap Codertainment/scrcpy_buddy`
-  - The tap source is available [here](https://github.com/Codertainment/homebrew-scrcpy_buddy/)
+    - The tap source is available [here](https://github.com/Codertainment/homebrew-scrcpy_buddy/)
 - `brew install scrcpy_buddy`
 
 #### Installing from DMG
@@ -200,8 +200,8 @@ If you have ADB and/or scrcpy setup and installed in your path:
   can [set the executable in settings manually](#setting-executable-path-manually-in-settings).
 - To find out the installation path, run this command in the terminal:
 - e.g.
-  - For Windows: `where adb`
-  - For MacOS/Linux: `which adb`
+    - For Windows: `where adb`
+    - For MacOS/Linux: `which adb`
 
 ## Setting executable path manually in settings
 

assets/i18n/en.json

@@ -236,6 +236,10 @@
         "title": "Stay awake",
         "description": "Keep device awake while plugged in\nPrevious value gets restored on exit\nHas no effect is the device is connected through network (Android behavior)"
       },
+      "keepActive": {
+        "title": "Keep active",
+        "description": "Prevents the device from turning off or sleeping, by periodically signalling user activity to the system.\nContrary to \"Stay awake\" and \"Screen off timeout\", this does not change any global settings, and it works whether the device is plugged in or not."
+      },
       "turnScreenOff": {
         "title": "Turn screen off",
         "description": "Turn device screen off immediately on start\nCan be toggled when scrcpy is running via shortcut: MOD + O / MOD + Shift + O"
@@ -287,6 +291,10 @@
         "description": "It is recommended to use virtual display with 'Start app' option available in ",
         "button": "'Device' section"
       },
+      "flex": {
+        "title": "Flexible",
+        "description": "Allows the virtual display to be flexibly resizeable according to scrcpy window size"
+      },
       "newDisplay": {
         "title": "Create virtual display",
         "description": "Create and mirror a virtual display instead of the main device screen",

docs/scrcpy_options/device.md

@@ -1,12 +1,13 @@
 # Device options
 
-| CLI option                 | Description (short)                                                                          | Suggested GUI control                      | Advanced? |
-|----------------------------|----------------------------------------------------------------------------------------------|--------------------------------------------|-----------|
-| `--stay-awake` / `-w`      | Keep device awake while plugged in; restore previous value on exit. [1]                      | Switch/toggle                              | No        |
-| `--turn-screen-off` / `-S` | Turn device screen off immediately on start; can be toggled back via shortcut.               | Switch/toggle “Start with screen off”      | No        |
-| `--show-touches` / `-t`    | Enable “show touches” developer option while running; restore on exit.                       | Switch/toggle                              | No        |
-| `--start-app=PKG`          | Start given app (by package) on start; supports `+` force‑stop and `?` name search prefixes. | Text input with app picker & flags (+ / ?) | No        |
-| `--screen-off-timeout`     | Override Android screen‑off timeout (seconds) while running; restore on exit.                | Number input (seconds)                     | Yes       |
-| `--power-off-on-close`     | Turn device screen off when scrcpy exits.                                                    | Switch/toggle                              | Yes       |
-| `--no-power-on`            | Do not automatically power on / wake device on start.                                        | Switch/toggle                              | Yes       |
-| `--list-apps`              | List installed apps on the device (for use with `--start-app`).                              | Button “List apps…” (opens chooser UI)     | Yes       |
+| CLI option                 | Description (short)                                                                                                      | Suggested GUI control                      | Advanced? |
+|----------------------------|--------------------------------------------------------------------------------------------------------------------------|--------------------------------------------|-----------|
+| `--stay-awake` / `-w`      | Keep device awake while plugged in; restore previous value on exit. [1]                                                  | Switch/toggle                              | No        |
+| `--keep-active`            | To prevent the device from turning off due to inactivity, --keep-active periodically signals user activity to the system | Switch/toggle                              | No        |
+| `--turn-screen-off` / `-S` | Turn device screen off immediately on start; can be toggled back via shortcut.                                           | Switch/toggle “Start with screen off”      | No        |
+| `--show-touches` / `-t`    | Enable “show touches” developer option while running; restore on exit.                                                   | Switch/toggle                              | No        |
+| `--start-app=PKG`          | Start given app (by package) on start; supports `+` force‑stop and `?` name search prefixes.                             | Text input with app picker & flags (+ / ?) | No        |
+| `--screen-off-timeout`     | Override Android screen‑off timeout (seconds) while running; restore on exit.                                            | Number input (seconds)                     | Yes       |
+| `--power-off-on-close`     | Turn device screen off when scrcpy exits.                                                                                | Switch/toggle                              | Yes       |
+| `--no-power-on`            | Do not automatically power on / wake device on start.                                                                    | Switch/toggle                              | Yes       |
+| `--list-apps`              | List installed apps on the device (for use with `--start-app`).                                                          | Button “List apps…” (opens chooser UI)     | Yes       |

docs/scrcpy_options/virtualDisplay.md

@@ -6,6 +6,7 @@
 | `--new-display=WxH`          | Create virtual display with explicit width×height. [1]                                                  | Width/height number inputs (when virtual display enabled) | No        |
 | `--new-display=WxH/DPI`      | Same as above but with explicit density. [1]                                                            | Additional DPI number input                               | Yes       |
 | `--new-display=/DPI`         | Use main display size but explicit density. [1]                                                         | DPI number input (size fields disabled)                   | Yes       |
+| `--flex-display`             | Allows the virtual display to be resizeable according to scrcpy window size                             | Switch/toggle                                             | No        |
 | `--no-vd-system-decorations` | Disable system decorations in virtual display (no launcher/system UI). [1]                              | Switch/toggle                                             | Yes       |
 | `--no-vd-destroy-content`    | On closing scrcpy, move apps from virtual display back to main display instead of destroying them. [1]  | Switch/toggle                                             | Yes       |
 | `--display-ime-policy=local` | Force IME (on‑screen keyboard) to appear on local display for given display/virtual display. [1]        | Dropdown (`default` / `local`) or checkbox “IME on local” | Yes       |

docs/scrcpy_options/window.md

@@ -12,3 +12,4 @@
 | `--window-height`       | Initial window height in pixels.                                                 | Number input (px)                  | Yes       |
 | `--window-borderless`   | Disable window decorations (no border, no title bar).                            | Switch/toggle                      | Yes       |
 | `--disable-screensaver` | Prevent the computer screensaver while scrcpy is running.                        | Switch/toggle                      | Yes       |
+| `--background-color`    | Background color for the scrcpy window                                           | Color picker                       | Yes       |

lib/application/model/scrcpy/arguments/device/keep_active.dart

@@ -0,0 +1,17 @@
+import 'package:scrcpy_buddy/application/model/scrcpy/scrcpy_cli_argument.dart';
+import 'package:scrcpy_buddy/main.dart';
+
+@scrcpyArg
+class KeepActive extends ScrcpyCliArgument<bool> {
+  @override
+  List<String> toArgs(bool value) => value ? [argument] : [];
+
+  @override
+  final String argument = '--keep-active';
+
+  @override
+  final String label = 'device.keepActive';
+
+  @override
+  final List<String>? values = null;
+}

lib/application/model/scrcpy/arguments/virtualDisplay/flex_display.dart

@@ -0,0 +1,17 @@
+import 'package:scrcpy_buddy/application/model/scrcpy/scrcpy_cli_argument.dart';
+import 'package:scrcpy_buddy/main.dart';
+
+@scrcpyArg
+class FlexDisplay extends ScrcpyCliArgument<bool> {
+  @override
+  List<String> toArgs(bool value) => value ? [argument] : [];
+
+  @override
+  final String argument = '--flex-display';
+
+  @override
+  final String label = 'virtualDisplay.flex';
+
+  @override
+  final List<String>? values = null;
+}

lib/application/model/scrcpy/scrcpy_arg.dart

@@ -31,6 +31,7 @@ export 'arguments/device/stay_awake.dart';
 export 'arguments/device/turn_screen_off.dart';
 export 'arguments/device/show_touches.dart';
 export 'arguments/device/start_app.dart';
+export 'arguments/device/keep_active.dart';
 
 // Window
 export 'arguments/window/no_window.dart';
@@ -46,6 +47,7 @@ export 'arguments/v4l2/v4l2_sink.dart';
 
 // Virtual Display
 export 'arguments/virtualDisplay/new_display.dart';
+export 'arguments/virtualDisplay/flex_display.dart';
 
 /// All {ScrcpyCliArgument}s must be annotated with this annotation.
 class ScrcpyArg extends Reflectable {

lib/main.dart

@@ -20,7 +20,7 @@ import 'package:window_manager/window_manager.dart';
 
 import 'injector.dart';
 
-const supportedScrcpyVersion = "3.3.4";
+const supportedScrcpyVersion = "4.0";
 
 const scrcpyArg = ScrcpyArg();
 

lib/presentation/scrcpy_config/device/device_screen.dart

@@ -20,6 +20,7 @@ class _DeviceScreenState extends AppModuleState<DeviceScreen> {
   String get module => 'config.device';
 
   final _stayAwake = StayAwake();
+  final _keepActive = KeepActive();
   final _turnScreenOff = TurnScreenOff();
   final _showTouches = ShowTouches();
   final _startApp = StartApp();
@@ -43,6 +44,12 @@ class _DeviceScreenState extends AppModuleState<DeviceScreen> {
                     child: ConfigToggle(state: state, cliArgument: _stayAwake),
                   ),
                   const ConfigDivider(),
+                  ConfigItem(
+                    icon: WindowsIcons.touch_pointer,
+                    cliArgument: _keepActive,
+                    child: ConfigToggle(state: state, cliArgument: _keepActive),
+                  ),
+                  const ConfigDivider(),
                   ConfigItem(
                     icon: WindowsIcons.disconnect_display,
                     cliArgument: _turnScreenOff,

lib/presentation/scrcpy_config/v4l2/v4l2_screen.dart

@@ -69,7 +69,7 @@ class _V4l2ScreenState extends AppModuleState<V4l2Screen> {
                     children: [
                       ConfigItem(
                         icon: FluentIcons.funnel_chart,
-                        hasDefault: true,
+                        hasDefault: false,
                         cliArgument: _sink,
                         child: ConfigTextBox(
                           value: state.getFor(_sink),

lib/presentation/scrcpy_config/virtualDisplay/virtual_display_screen.dart

@@ -5,8 +5,10 @@ import 'package:scrcpy_buddy/application/model/scrcpy/scrcpy_arg.dart';
 import 'package:scrcpy_buddy/application/profiles_bloc/profiles_bloc.dart';
 import 'package:scrcpy_buddy/presentation/extension/translation_extension.dart';
 import 'package:scrcpy_buddy/presentation/scrcpy_config/widgets/config_divider.dart';
+import 'package:scrcpy_buddy/presentation/scrcpy_config/widgets/config_item.dart';
 import 'package:scrcpy_buddy/presentation/scrcpy_config/widgets/config_item_base.dart';
 import 'package:scrcpy_buddy/presentation/scrcpy_config/widgets/config_text_box.dart';
+import 'package:scrcpy_buddy/presentation/scrcpy_config/widgets/config_toggle.dart';
 import 'package:scrcpy_buddy/presentation/scrcpy_config/widgets/link_span.dart';
 import 'package:scrcpy_buddy/presentation/widgets/app_widgets.dart';
 import 'package:scrcpy_buddy/routes.dart';
@@ -24,6 +26,7 @@ class _VirtualDisplayScreenState extends AppModuleState<VirtualDisplayScreen> {
 
   late final _profilesBloc = context.read<ProfilesBloc>();
   final _newDisplay = NewDisplay();
+  final _flexDisplay = FlexDisplay();
   bool isEnabled = false;
   String? resolutionWidth;
   String? resolutionHeight;
@@ -62,10 +65,16 @@ class _VirtualDisplayScreenState extends AppModuleState<VirtualDisplayScreen> {
       event = UpdateProfileArgEvent(_newDisplay, "");
     } else {
       event = UpdateProfileArgEvent(_newDisplay, null);
+      _disableFlex();
     }
     _profilesBloc.add(event);
   }
 
+  void _disableFlex() {
+    final event = UpdateProfileArgEvent(_flexDisplay, null);
+    _profilesBloc.add(event);
+  }
+
   void _updateDpi(String? newDpi) {
     dpi = newDpi;
     if (dpi != null) {
@@ -206,6 +215,12 @@ class _VirtualDisplayScreenState extends AppModuleState<VirtualDisplayScreen> {
                         ),
                       ),
                       const ConfigDivider(),
+                      ConfigItem(
+                        cliArgument: _flexDisplay,
+                        icon: WindowsIcons.resize_mouse_small_mirrored,
+                        child: ConfigToggle(cliArgument: _flexDisplay, state: state, isEnabled: isEnabled),
+                      ),
+                      const ConfigDivider(),
                       ConfigItemBase(
                         icon: FluentIcons.image_pixel,
                         titleKey: '${_newDisplay.label}.dpi.title',

lib/presentation/scrcpy_config/widgets/config_toggle.dart

@@ -6,14 +6,15 @@ import 'package:scrcpy_buddy/application/profiles_bloc/profiles_bloc.dart';
 class ConfigToggle extends StatelessWidget {
   final ScrcpyCliArgument<bool> cliArgument;
   final ProfilesState state;
+  final bool isEnabled;
 
-  const ConfigToggle({super.key, required this.state, required this.cliArgument});
+  const ConfigToggle({super.key, required this.state, required this.cliArgument, this.isEnabled = true});
 
   @override
   Widget build(BuildContext context) {
     return ToggleSwitch(
       checked: state.getFor(cliArgument) ?? false,
-      onChanged: (checked) => _onChanged(context, checked),
+      onChanged: isEnabled ? (checked) => _onChanged(context, checked) : null,
     );
   }