Fix/linux shortcuts inhibit (#14302)

* feat: Inhibit system shortcuts on Linux

Fixes #13013.

Signed-off-by: Max von Forell <max@vonforell.de>

* fix(linux): shortcuts inhibit

Signed-off-by: fufesou <linlong1266@gmail.com>

---------

Signed-off-by: Max von Forell <max@vonforell.de>
Signed-off-by: fufesou <linlong1266@gmail.com>
Co-authored-by: Max von Forell <max@vonforell.de>

flatpak/rustdesk.json

@@ -55,6 +55,7 @@
   ],
   "finish-args": [
     "--share=ipc",
+    "--socket=wayland",
     "--socket=x11",
     "--share=network",
     "--filesystem=home",

flutter/lib/desktop/pages/desktop_setting_page.dart

@@ -2538,6 +2538,49 @@ class WaylandCard extends StatefulWidget {
 
 class _WaylandCardState extends State<WaylandCard> {
   final restoreTokenKey = 'wayland-restore-token';
+  static const _kClearShortcutsInhibitorEventKey =
+      'clear-gnome-shortcuts-inhibitor-permission-res';
+  final _clearShortcutsInhibitorFailedMsg = ''.obs;
+  // Don't show the shortcuts permission reset button for now.
+  // Users can change it manually:
+  //   "Settings" -> "Apps" -> "RustDesk" -> "Permissions" -> "Inhibit Shortcuts".
+  // For resetting(clearing) the permission from the portal permission store, you can
+  // use (replace <desktop-id> with the RustDesk desktop file ID):
+  //   busctl --user call org.freedesktop.impl.portal.PermissionStore \
+  //   /org/freedesktop/impl/portal/PermissionStore org.freedesktop.impl.portal.PermissionStore \
+  //   DeletePermission sss "gnome" "shortcuts-inhibitor" "<desktop-id>"
+  // On a native install this is typically "rustdesk.desktop"; on Flatpak it is usually
+  // the exported desktop ID derived from the Flatpak app-id (e.g. "com.rustdesk.RustDesk.desktop").
+  //
+  // We may add it back in the future if needed.
+  final showResetInhibitorPermission = false;
+
+  @override
+  void initState() {
+    super.initState();
+    if (showResetInhibitorPermission) {
+      platformFFI.registerEventHandler(
+          _kClearShortcutsInhibitorEventKey, _kClearShortcutsInhibitorEventKey,
+          (evt) async {
+        if (!mounted) return;
+        if (evt['success'] == true) {
+          setState(() {});
+        } else {
+          _clearShortcutsInhibitorFailedMsg.value =
+              evt['msg'] as String? ?? 'Unknown error';
+        }
+      });
+    }
+  }
+
+  @override
+  void dispose() {
+    if (showResetInhibitorPermission) {
+      platformFFI.unregisterEventHandler(
+          _kClearShortcutsInhibitorEventKey, _kClearShortcutsInhibitorEventKey);
+    }
+    super.dispose();
+  }
 
   @override
   Widget build(BuildContext context) {
@@ -2545,9 +2588,16 @@ class _WaylandCardState extends State<WaylandCard> {
       future: bind.mainHandleWaylandScreencastRestoreToken(
           key: restoreTokenKey, value: "get"),
       hasData: (restoreToken) {
+        final hasShortcutsPermission = showResetInhibitorPermission &&
+            bind.mainGetCommonSync(
+                    key: "has-gnome-shortcuts-inhibitor-permission") ==
+                "true";
+
         final children = [
           if (restoreToken.isNotEmpty)
             _buildClearScreenSelection(context, restoreToken),
+          if (hasShortcutsPermission)
+            _buildClearShortcutsInhibitorPermission(context),
         ];
         return Offstage(
           offstage: children.isEmpty,
@@ -2592,6 +2642,50 @@ class _WaylandCardState extends State<WaylandCard> {
       ),
     );
   }
+
+  Widget _buildClearShortcutsInhibitorPermission(BuildContext context) {
+    onConfirm() {
+      _clearShortcutsInhibitorFailedMsg.value = '';
+      bind.mainSetCommon(
+          key: "clear-gnome-shortcuts-inhibitor-permission", value: "");
+      gFFI.dialogManager.dismissAll();
+    }
+
+    showConfirmMsgBox() => msgBoxCommon(
+            gFFI.dialogManager,
+            'Confirmation',
+            Text(
+              translate('confirm-clear-shortcuts-inhibitor-permission-tip'),
+            ),
+            [
+              dialogButton('OK', onPressed: onConfirm),
+              dialogButton('Cancel',
+                  onPressed: () => gFFI.dialogManager.dismissAll())
+            ]);
+
+    return Column(children: [
+      Obx(
+        () => _clearShortcutsInhibitorFailedMsg.value.isEmpty
+            ? Offstage()
+            : Align(
+                alignment: Alignment.topLeft,
+                child: Text(_clearShortcutsInhibitorFailedMsg.value,
+                        style: DefaultTextStyle.of(context)
+                            .style
+                            .copyWith(color: Colors.red))
+                    .marginOnly(bottom: 10.0)),
+      ),
+      _Button(
+        'Reset keyboard shortcuts permission',
+        showConfirmMsgBox,
+        tip: 'clear-shortcuts-inhibitor-permission-tip',
+        style: ButtonStyle(
+          backgroundColor: MaterialStateProperty.all<Color>(
+              Theme.of(context).colorScheme.error.withOpacity(0.75)),
+        ),
+      ),
+    ]);
+  }
 }
 
 // ignore: non_constant_identifier_names

flutter/linux/CMakeLists.txt

@@ -1,6 +1,6 @@
 # Project-level configuration.
 cmake_minimum_required(VERSION 3.10)
-project(runner LANGUAGES CXX)
+project(runner LANGUAGES C CXX)
 
 # The name of the executable created for the application. Change this to change
 # the on-disk name of your application.
@@ -54,6 +54,55 @@ add_subdirectory(${FLUTTER_MANAGED_DIR})
 find_package(PkgConfig REQUIRED)
 pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0)
 
+# Wayland protocol for keyboard shortcuts inhibit
+pkg_check_modules(WAYLAND_CLIENT IMPORTED_TARGET wayland-client)
+pkg_check_modules(WAYLAND_PROTOCOLS_PKG QUIET wayland-protocols)
+pkg_check_modules(WAYLAND_SCANNER_PKG QUIET wayland-scanner)
+
+if(WAYLAND_PROTOCOLS_PKG_FOUND)
+  pkg_get_variable(WAYLAND_PROTOCOLS_DIR wayland-protocols pkgdatadir)
+endif()
+if(WAYLAND_SCANNER_PKG_FOUND)
+  pkg_get_variable(WAYLAND_SCANNER wayland-scanner wayland_scanner)
+endif()
+
+if(WAYLAND_CLIENT_FOUND AND WAYLAND_PROTOCOLS_DIR AND WAYLAND_SCANNER)
+  set(KEYBOARD_SHORTCUTS_INHIBIT_PROTOCOL
+    "${WAYLAND_PROTOCOLS_DIR}/unstable/keyboard-shortcuts-inhibit/keyboard-shortcuts-inhibit-unstable-v1.xml")
+
+  if(EXISTS ${KEYBOARD_SHORTCUTS_INHIBIT_PROTOCOL})
+    set(WAYLAND_GENERATED_DIR "${CMAKE_CURRENT_BINARY_DIR}/wayland-protocols")
+    file(MAKE_DIRECTORY ${WAYLAND_GENERATED_DIR})
+
+    # Generate client header
+    add_custom_command(
+      OUTPUT "${WAYLAND_GENERATED_DIR}/keyboard-shortcuts-inhibit-unstable-v1-client-protocol.h"
+      COMMAND ${WAYLAND_SCANNER} client-header
+        ${KEYBOARD_SHORTCUTS_INHIBIT_PROTOCOL}
+        "${WAYLAND_GENERATED_DIR}/keyboard-shortcuts-inhibit-unstable-v1-client-protocol.h"
+      DEPENDS ${KEYBOARD_SHORTCUTS_INHIBIT_PROTOCOL}
+      VERBATIM
+    )
+
+    # Generate protocol code
+    add_custom_command(
+      OUTPUT "${WAYLAND_GENERATED_DIR}/keyboard-shortcuts-inhibit-unstable-v1-protocol.c"
+      COMMAND ${WAYLAND_SCANNER} private-code
+        ${KEYBOARD_SHORTCUTS_INHIBIT_PROTOCOL}
+        "${WAYLAND_GENERATED_DIR}/keyboard-shortcuts-inhibit-unstable-v1-protocol.c"
+      DEPENDS ${KEYBOARD_SHORTCUTS_INHIBIT_PROTOCOL}
+      VERBATIM
+    )
+
+    set(WAYLAND_PROTOCOL_SOURCES
+      "${WAYLAND_GENERATED_DIR}/keyboard-shortcuts-inhibit-unstable-v1-client-protocol.h"
+      "${WAYLAND_GENERATED_DIR}/keyboard-shortcuts-inhibit-unstable-v1-protocol.c"
+    )
+
+    set(HAS_KEYBOARD_SHORTCUTS_INHIBIT TRUE)
+  endif()
+endif()
+
 add_definitions(-DAPPLICATION_ID="${APPLICATION_ID}")
 
 # Define the application target. To change its name, change BINARY_NAME above,
@@ -63,9 +112,11 @@ add_definitions(-DAPPLICATION_ID="${APPLICATION_ID}")
 add_executable(${BINARY_NAME}
   "main.cc"
   "my_application.cc"
+  "wayland_shortcuts_inhibit.cc"
   "bump_mouse.cc"
   "bump_mouse_x11.cc"
   "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc"
+  ${WAYLAND_PROTOCOL_SOURCES}
 )
 
 # Apply the standard set of build settings. This can be removed for applications
@@ -78,6 +129,13 @@ target_link_libraries(${BINARY_NAME} PRIVATE PkgConfig::GTK)
 target_link_libraries(${BINARY_NAME} PRIVATE ${CMAKE_DL_LIBS})
 # target_link_libraries(${BINARY_NAME} PRIVATE librustdesk)
 
+# Wayland support for keyboard shortcuts inhibit
+if(HAS_KEYBOARD_SHORTCUTS_INHIBIT)
+  target_compile_definitions(${BINARY_NAME} PRIVATE HAS_KEYBOARD_SHORTCUTS_INHIBIT)
+  target_include_directories(${BINARY_NAME} PRIVATE ${WAYLAND_GENERATED_DIR})
+  target_link_libraries(${BINARY_NAME} PRIVATE PkgConfig::WAYLAND_CLIENT)
+endif()
+
 # Run the Flutter tool portions of the build. This must not be removed.
 add_dependencies(${BINARY_NAME} flutter_assemble)
 

flutter/linux/my_application.cc

@@ -6,6 +6,11 @@
 #ifdef GDK_WINDOWING_X11
 #include <gdk/gdkx.h>
 #endif
+#if defined(GDK_WINDOWING_WAYLAND) && defined(HAS_KEYBOARD_SHORTCUTS_INHIBIT)
+#include "wayland_shortcuts_inhibit.h"
+#endif
+
+#include <desktop_multi_window/desktop_multi_window_plugin.h>
 
 #include "flutter/generated_plugin_registrant.h"
 
@@ -91,6 +96,13 @@ static void my_application_activate(GApplication* application) {
   gtk_widget_show(GTK_WIDGET(window));
   gtk_widget_show(GTK_WIDGET(view));
 
+#if defined(GDK_WINDOWING_WAYLAND) && defined(HAS_KEYBOARD_SHORTCUTS_INHIBIT)
+  // Register callback for sub-windows created by desktop_multi_window plugin
+  // Only sub-windows (remote windows) need keyboard shortcuts inhibition
+  desktop_multi_window_plugin_set_window_created_callback(
+      (WindowCreatedCallback)wayland_shortcuts_inhibit_init_for_subwindow);
+#endif
+
   fl_register_plugins(FL_PLUGIN_REGISTRY(view));
 
   g_autoptr(FlStandardMethodCodec) codec = fl_standard_method_codec_new();

flutter/linux/wayland_shortcuts_inhibit.cc

@@ -0,0 +1,244 @@
+// Wayland keyboard shortcuts inhibit implementation
+// Uses the zwp_keyboard_shortcuts_inhibit_manager_v1 protocol to request
+// the compositor to disable system shortcuts for specific windows.
+
+#include "wayland_shortcuts_inhibit.h"
+
+#if defined(GDK_WINDOWING_WAYLAND) && defined(HAS_KEYBOARD_SHORTCUTS_INHIBIT)
+
+#include <cstring>
+#include <gdk/gdkwayland.h>
+#include <wayland-client.h>
+#include "keyboard-shortcuts-inhibit-unstable-v1-client-protocol.h"
+
+// Data structure to hold inhibitor state for each window
+typedef struct {
+  struct zwp_keyboard_shortcuts_inhibit_manager_v1* manager;
+  struct zwp_keyboard_shortcuts_inhibitor_v1* inhibitor;
+} ShortcutsInhibitData;
+
+// Cleanup function for ShortcutsInhibitData
+static void shortcuts_inhibit_data_free(gpointer data) {
+  ShortcutsInhibitData* inhibit_data = static_cast<ShortcutsInhibitData*>(data);
+  if (inhibit_data->inhibitor != NULL) {
+    zwp_keyboard_shortcuts_inhibitor_v1_destroy(inhibit_data->inhibitor);
+  }
+  if (inhibit_data->manager != NULL) {
+    zwp_keyboard_shortcuts_inhibit_manager_v1_destroy(inhibit_data->manager);
+  }
+  g_free(inhibit_data);
+}
+
+// Wayland registry handler to find the shortcuts inhibit manager
+static void registry_handle_global(void* data, struct wl_registry* registry,
+                                   uint32_t name, const char* interface,
+                                   uint32_t /*version*/) {
+  ShortcutsInhibitData* inhibit_data = static_cast<ShortcutsInhibitData*>(data);
+  if (strcmp(interface,
+             zwp_keyboard_shortcuts_inhibit_manager_v1_interface.name) == 0) {
+    inhibit_data->manager =
+        static_cast<zwp_keyboard_shortcuts_inhibit_manager_v1*>(wl_registry_bind(
+            registry, name, &zwp_keyboard_shortcuts_inhibit_manager_v1_interface,
+            1));
+  }
+}
+
+static void registry_handle_global_remove(void* /*data*/, struct wl_registry* /*registry*/,
+                                          uint32_t /*name*/) {
+  // Not needed for this use case
+}
+
+static const struct wl_registry_listener registry_listener = {
+    registry_handle_global,
+    registry_handle_global_remove,
+};
+
+// Inhibitor event handlers
+static void inhibitor_active(void* /*data*/,
+                             struct zwp_keyboard_shortcuts_inhibitor_v1* /*inhibitor*/) {
+  // Inhibitor is now active, shortcuts are being captured
+}
+
+static void inhibitor_inactive(void* /*data*/,
+                               struct zwp_keyboard_shortcuts_inhibitor_v1* /*inhibitor*/) {
+  // Inhibitor is now inactive, shortcuts restored to compositor
+}
+
+static const struct zwp_keyboard_shortcuts_inhibitor_v1_listener inhibitor_listener = {
+    inhibitor_active,
+    inhibitor_inactive,
+};
+
+// Forward declaration
+static void uninhibit_keyboard_shortcuts(GtkWindow* window);
+
+// Inhibit keyboard shortcuts on Wayland for a specific window
+static void inhibit_keyboard_shortcuts(GtkWindow* window) {
+  GdkDisplay* display = gtk_widget_get_display(GTK_WIDGET(window));
+  if (!GDK_IS_WAYLAND_DISPLAY(display)) {
+    return;
+  }
+
+  // Check if already inhibited for this window
+  if (g_object_get_data(G_OBJECT(window), "shortcuts-inhibit-data") != NULL) {
+    return;
+  }
+
+  ShortcutsInhibitData* inhibit_data = g_new0(ShortcutsInhibitData, 1);
+
+  struct wl_display* wl_display = gdk_wayland_display_get_wl_display(display);
+  if (wl_display == NULL) {
+    shortcuts_inhibit_data_free(inhibit_data);
+    return;
+  }
+
+  struct wl_registry* registry = wl_display_get_registry(wl_display);
+  if (registry == NULL) {
+    shortcuts_inhibit_data_free(inhibit_data);
+    return;
+  }
+
+  wl_registry_add_listener(registry, &registry_listener, inhibit_data);
+  wl_display_roundtrip(wl_display);
+
+  if (inhibit_data->manager == NULL) {
+    wl_registry_destroy(registry);
+    shortcuts_inhibit_data_free(inhibit_data);
+    return;
+  }
+
+  GdkWindow* gdk_window = gtk_widget_get_window(GTK_WIDGET(window));
+  if (gdk_window == NULL) {
+    wl_registry_destroy(registry);
+    shortcuts_inhibit_data_free(inhibit_data);
+    return;
+  }
+
+  struct wl_surface* surface = gdk_wayland_window_get_wl_surface(gdk_window);
+  if (surface == NULL) {
+    wl_registry_destroy(registry);
+    shortcuts_inhibit_data_free(inhibit_data);
+    return;
+  }
+
+  GdkSeat* gdk_seat = gdk_display_get_default_seat(display);
+  if (gdk_seat == NULL) {
+    wl_registry_destroy(registry);
+    shortcuts_inhibit_data_free(inhibit_data);
+    return;
+  }
+
+  struct wl_seat* seat = gdk_wayland_seat_get_wl_seat(gdk_seat);
+  if (seat == NULL) {
+    wl_registry_destroy(registry);
+    shortcuts_inhibit_data_free(inhibit_data);
+    return;
+  }
+
+  inhibit_data->inhibitor =
+      zwp_keyboard_shortcuts_inhibit_manager_v1_inhibit_shortcuts(
+          inhibit_data->manager, surface, seat);
+
+  if (inhibit_data->inhibitor == NULL) {
+    wl_registry_destroy(registry);
+    shortcuts_inhibit_data_free(inhibit_data);
+    return;
+  }
+
+  // Add listener to monitor active/inactive state
+  zwp_keyboard_shortcuts_inhibitor_v1_add_listener(
+      inhibit_data->inhibitor, &inhibitor_listener, window);
+
+  wl_display_roundtrip(wl_display);
+  wl_registry_destroy(registry);
+
+  // Associate the inhibit data with the window for cleanup on destroy
+  g_object_set_data_full(G_OBJECT(window), "shortcuts-inhibit-data",
+                         inhibit_data, shortcuts_inhibit_data_free);
+}
+
+// Remove keyboard shortcuts inhibitor from a window
+static void uninhibit_keyboard_shortcuts(GtkWindow* window) {
+  ShortcutsInhibitData* inhibit_data = static_cast<ShortcutsInhibitData*>(
+      g_object_get_data(G_OBJECT(window), "shortcuts-inhibit-data"));
+
+  if (inhibit_data == NULL) {
+    return;
+  }
+
+  // This will trigger shortcuts_inhibit_data_free via g_object_set_data
+  g_object_set_data(G_OBJECT(window), "shortcuts-inhibit-data", NULL);
+}
+
+// Focus event handlers for dynamic inhibitor management
+static gboolean on_window_focus_in(GtkWidget* widget, GdkEventFocus* /*event*/, gpointer /*user_data*/) {
+  if (GTK_IS_WINDOW(widget)) {
+    inhibit_keyboard_shortcuts(GTK_WINDOW(widget));
+  }
+  return FALSE;  // Continue event propagation
+}
+
+static gboolean on_window_focus_out(GtkWidget* widget, GdkEventFocus* /*event*/, gpointer /*user_data*/) {
+  if (GTK_IS_WINDOW(widget)) {
+    uninhibit_keyboard_shortcuts(GTK_WINDOW(widget));
+  }
+  return FALSE;  // Continue event propagation
+}
+
+// Key for marking window as having focus handlers connected
+static const char* const kFocusHandlersConnectedKey = "shortcuts-inhibit-focus-handlers-connected";
+// Key for marking window as having a pending realize handler
+static const char* const kRealizeHandlerConnectedKey = "shortcuts-inhibit-realize-handler-connected";
+
+// Callback when window is realized (mapped to screen)
+// Sets up focus-based inhibitor management
+static void on_window_realize(GtkWidget* widget, gpointer /*user_data*/) {
+  if (GTK_IS_WINDOW(widget)) {
+    // Check if focus handlers are already connected to avoid duplicates
+    if (g_object_get_data(G_OBJECT(widget), kFocusHandlersConnectedKey) != NULL) {
+      return;
+    }
+
+    // Connect focus events for dynamic inhibitor management
+    g_signal_connect(widget, "focus-in-event",
+                     G_CALLBACK(on_window_focus_in), NULL);
+    g_signal_connect(widget, "focus-out-event",
+                     G_CALLBACK(on_window_focus_out), NULL);
+
+    // Mark as connected to prevent duplicate connections
+    g_object_set_data(G_OBJECT(widget), kFocusHandlersConnectedKey, GINT_TO_POINTER(1));
+
+    // If window already has focus, create inhibitor now
+    if (gtk_window_has_toplevel_focus(GTK_WINDOW(widget))) {
+      inhibit_keyboard_shortcuts(GTK_WINDOW(widget));
+    }
+  }
+}
+
+// Public API: Initialize shortcuts inhibit for a sub-window
+void wayland_shortcuts_inhibit_init_for_subwindow(void* view) {
+  GtkWidget* widget = GTK_WIDGET(view);
+  GtkWidget* toplevel = gtk_widget_get_toplevel(widget);
+
+  if (toplevel != NULL && GTK_IS_WINDOW(toplevel)) {
+    // Check if already initialized to avoid duplicate realize handlers
+    if (g_object_get_data(G_OBJECT(toplevel), kFocusHandlersConnectedKey) != NULL ||
+        g_object_get_data(G_OBJECT(toplevel), kRealizeHandlerConnectedKey) != NULL) {
+      return;
+    }
+
+    if (gtk_widget_get_realized(toplevel)) {
+      // Window is already realized, set up focus handlers now
+      on_window_realize(toplevel, NULL);
+    } else {
+      // Mark realize handler as connected to prevent duplicate connections
+      // if called again before window is realized
+      g_object_set_data(G_OBJECT(toplevel), kRealizeHandlerConnectedKey, GINT_TO_POINTER(1));
+      // Wait for window to be realized
+      g_signal_connect(toplevel, "realize",
+                       G_CALLBACK(on_window_realize), NULL);
+    }
+  }
+}
+
+#endif  // defined(GDK_WINDOWING_WAYLAND) && defined(HAS_KEYBOARD_SHORTCUTS_INHIBIT)

flutter/linux/wayland_shortcuts_inhibit.h

@@ -0,0 +1,22 @@
+// Wayland keyboard shortcuts inhibit support
+// This module provides functionality to inhibit system keyboard shortcuts
+// on Wayland compositors, allowing remote desktop windows to capture all
+// key events including Super, Alt+Tab, etc.
+
+#ifndef WAYLAND_SHORTCUTS_INHIBIT_H_
+#define WAYLAND_SHORTCUTS_INHIBIT_H_
+
+#include <gtk/gtk.h>
+
+#if defined(GDK_WINDOWING_WAYLAND) && defined(HAS_KEYBOARD_SHORTCUTS_INHIBIT)
+
+// Initialize shortcuts inhibit for a sub-window created by desktop_multi_window plugin.
+// This sets up focus-based inhibitor management: inhibitor is created when
+// the window gains focus and destroyed when it loses focus.
+//
+// @param view The FlView of the sub-window
+void wayland_shortcuts_inhibit_init_for_subwindow(void* view);
+
+#endif  // defined(GDK_WINDOWING_WAYLAND) && defined(HAS_KEYBOARD_SHORTCUTS_INHIBIT)
+
+#endif  // WAYLAND_SHORTCUTS_INHIBIT_H_

src/flutter_ffi.rs

@@ -2759,6 +2759,11 @@ pub fn main_get_common(key: String) -> String {
             None => "",
         }
         .to_string();
+    } else if key == "has-gnome-shortcuts-inhibitor-permission" {
+        #[cfg(target_os = "linux")]
+        return crate::platform::linux::has_gnome_shortcuts_inhibitor_permission().to_string();
+        #[cfg(not(target_os = "linux"))]
+        return false.to_string();
     } else {
         if key.starts_with("download-data-") {
             let id = key.replace("download-data-", "");
@@ -2920,6 +2925,29 @@ pub fn main_set_common(_key: String, _value: String) {
     } else if _key == "cancel-downloader" {
         crate::hbbs_http::downloader::cancel(&_value);
     }
+
+    #[cfg(target_os = "linux")]
+    if _key == "clear-gnome-shortcuts-inhibitor-permission" {
+        std::thread::spawn(move || {
+            let (success, msg) =
+                match crate::platform::linux::clear_gnome_shortcuts_inhibitor_permission() {
+                    Ok(_) => (true, "".to_owned()),
+                    Err(e) => (false, e.to_string()),
+                };
+            let data = HashMap::from([
+                (
+                    "name",
+                    serde_json::json!("clear-gnome-shortcuts-inhibitor-permission-res"),
+                ),
+                ("success", serde_json::json!(success)),
+                ("msg", serde_json::json!(msg)),
+            ]);
+            let _res = flutter::push_global_event(
+                flutter::APP_TYPE_MAIN,
+                serde_json::ser::to_string(&data).unwrap_or("".to_owned()),
+            );
+        });
+    }
 }
 
 pub fn session_get_common_sync(

src/lang/en.rs

@@ -220,7 +220,7 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("default_proxy_tip", "Default protocol and port are Socks5 and 1080"),
         ("no_audio_input_device_tip", "No audio input device found."),
         ("clear_Wayland_screen_selection_tip", "After clearing the screen selection, you can reselect the screen to share."),
-        ("confirm_clear_Wayland_screen_selection_tip", "Are you sure to clear the Wayland screen selection?"),
+        ("confirm_clear_Wayland_screen_selection_tip", "Are you sure you want to clear the Wayland screen selection?"),
         ("android_new_voice_call_tip", "A new voice call request was received. If you accept, the audio will switch to voice communication."),
         ("texture_render_tip", "Use texture rendering to make the pictures smoother. You could try disabling this option if you encounter rendering issues."),
         ("floating_window_tip", "It helps to keep RustDesk background service"),

src/platform/linux.rs

@@ -2088,3 +2088,122 @@ pub fn is_selinux_enforcing() -> bool {
         },
     }
 }
+
+/// Get the app ID for shortcuts inhibitor permission.
+/// Returns different ID based on whether running in Flatpak or native.
+/// The ID must match the installed .desktop filename, as GNOME Shell's
+/// inhibitShortcutsDialog uses `Shell.WindowTracker.get_window_app(window).get_id()`.
+fn get_shortcuts_inhibitor_app_id() -> String {
+    if is_flatpak() {
+        // In Flatpak, FLATPAK_ID is set automatically by the runtime to the app ID
+        // (e.g., "com.rustdesk.RustDesk"). This is the most reliable source.
+        // Fall back to constructing from app name if not available.
+        match std::env::var("FLATPAK_ID") {
+            Ok(id) if !id.is_empty() => format!("{}.desktop", id),
+            _ => {
+                let app_name = crate::get_app_name();
+                format!("com.{}.{}.desktop", app_name.to_lowercase(), app_name)
+            }
+        }
+    } else {
+        format!("{}.desktop", crate::get_app_name().to_lowercase())
+    }
+}
+
+const PERMISSION_STORE_DEST: &str = "org.freedesktop.impl.portal.PermissionStore";
+const PERMISSION_STORE_PATH: &str = "/org/freedesktop/impl/portal/PermissionStore";
+const PERMISSION_STORE_IFACE: &str = "org.freedesktop.impl.portal.PermissionStore";
+
+/// Clear GNOME shortcuts inhibitor permission via D-Bus.
+/// This allows the permission dialog to be shown again.
+pub fn clear_gnome_shortcuts_inhibitor_permission() -> ResultType<()> {
+    let app_id = get_shortcuts_inhibitor_app_id();
+    log::info!(
+        "Clearing shortcuts inhibitor permission for app_id: {}, is_flatpak: {}",
+        app_id,
+        is_flatpak()
+    );
+
+    let conn = dbus::blocking::Connection::new_session()?;
+    let proxy = conn.with_proxy(
+        PERMISSION_STORE_DEST,
+        PERMISSION_STORE_PATH,
+        std::time::Duration::from_secs(3),
+    );
+
+    // DeletePermission(s table, s id, s app) -> ()
+    let result: Result<(), dbus::Error> = proxy.method_call(
+        PERMISSION_STORE_IFACE,
+        "DeletePermission",
+        ("gnome", "shortcuts-inhibitor", app_id.as_str()),
+    );
+
+    match result {
+        Ok(()) => {
+            log::info!("Successfully cleared GNOME shortcuts inhibitor permission");
+            Ok(())
+        }
+        Err(e) => {
+            let err_name = e.name().unwrap_or("");
+            // If the permission doesn't exist, that's also fine
+            if err_name == "org.freedesktop.portal.Error.NotFound"
+                || err_name == "org.freedesktop.DBus.Error.UnknownObject"
+                || err_name == "org.freedesktop.DBus.Error.ServiceUnknown"
+            {
+                log::info!("GNOME shortcuts inhibitor permission was not set ({})", err_name);
+                Ok(())
+            } else {
+                bail!("Failed to clear permission: {}", e)
+            }
+        }
+    }
+}
+
+/// Check if GNOME shortcuts inhibitor permission exists.
+pub fn has_gnome_shortcuts_inhibitor_permission() -> bool {
+    let app_id = get_shortcuts_inhibitor_app_id();
+
+    let conn = match dbus::blocking::Connection::new_session() {
+        Ok(c) => c,
+        Err(e) => {
+            log::debug!("Failed to connect to session bus: {}", e);
+            return false;
+        }
+    };
+    let proxy = conn.with_proxy(
+        PERMISSION_STORE_DEST,
+        PERMISSION_STORE_PATH,
+        std::time::Duration::from_secs(3),
+    );
+
+    // Lookup(s table, s id) -> (a{sas} permissions, v data)
+    // We only need the permissions dict; check if app_id is a key.
+    let result: Result<
+        (
+            std::collections::HashMap<String, Vec<String>>,
+            dbus::arg::Variant<Box<dyn dbus::arg::RefArg>>,
+        ),
+        dbus::Error,
+    > = proxy.method_call(
+        PERMISSION_STORE_IFACE,
+        "Lookup",
+        ("gnome", "shortcuts-inhibitor"),
+    );
+
+    match result {
+        Ok((permissions, _)) => {
+            let found = permissions.contains_key(&app_id);
+            log::debug!(
+                "Shortcuts inhibitor permission lookup: app_id={}, found={}, keys={:?}",
+                app_id,
+                found,
+                permissions.keys().collect::<Vec<_>>()
+            );
+            found
+        }
+        Err(e) => {
+            log::debug!("Failed to query shortcuts inhibitor permission: {}", e);
+            false
+        }
+    }
+}