Feat: Follow remote cursor and window focus | Auto display switch (#7717)

* feat: auto switch display on follow remote cursor

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* feat: auto switch display on follow remote window focus

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix build and remove unused imports

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix build

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix build

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix linux get_focused_window_id

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* lock show remote cursor when follow remote cursor is enabled

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix config

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* prevent auto display switch on show all display and displays as individual windows

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix options

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix options

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* remove unused function

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* remove unwraps and improve iterations

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* set updateCursorPos to false to avoid interrupting remote cursor

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* update lang

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix web build

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* update checks for options and enable in view mode

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* use focused display index for window focus service

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* use window center for windows display focused

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* remove unused imports

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix build

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* use libxdo instead of xdotool

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix multi monitor check

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* enable show cursor when follow cursor is default

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* remove show_all_displays,use runtime state instead

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix show cursor lock state on default

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* remove view mode with follow options

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix build

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* use separate message for follow current display

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix options

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* sciter support for follow remote cursor and window

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* add check for ui session handlers count

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* use cached displays and remove peer info write

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* No follow options when show all displays

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* No follow options when multi ui session

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* turn off follow options when not used|prevent msgs

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* use window center for switch in linux

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* use subbed display count to prevent switch msgs

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix build

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix web build

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* move subbed displays count

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* fix build

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* add noperms for window focus

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* add subscribe for window focus

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* remove window_focus message and unsub on multi ui

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

* add multi ui session field

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>

---------

Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>
Co-authored-by: RustDesk <71636191+rustdesk@users.noreply.github.com>

flutter/lib/common/shared_state.dart

@@ -168,6 +168,29 @@ class ShowRemoteCursorState {
   static RxBool find(String id) => Get.find<RxBool>(tag: tag(id));
 }
 
+class ShowRemoteCursorLockState {
+  static String tag(String id) => 'show_remote_cursor_lock_$id';
+
+  static void init(String id) {
+    final key = tag(id);
+    if (!Get.isRegistered(tag: key)) {
+      final RxBool state = false.obs;
+      Get.put(state, tag: key);
+    } else {
+      Get.find<RxBool>(tag: key).value = false;
+    }
+  }
+
+  static void delete(String id) {
+    final key = tag(id);
+    if (Get.isRegistered(tag: key)) {
+      Get.delete(tag: key);
+    }
+  }
+
+  static RxBool find(String id) => Get.find<RxBool>(tag: tag(id));
+}
+
 class KeyboardEnabledState {
   static String tag(String id) => 'keyboard_enabled_$id';
 
@@ -315,6 +338,7 @@ initSharedStates(String id) {
   CurrentDisplayState.init(id);
   KeyboardEnabledState.init(id);
   ShowRemoteCursorState.init(id);
+  ShowRemoteCursorLockState.init(id);
   RemoteCursorMovedState.init(id);
   FingerprintState.init(id);
   PeerBoolOption.init(id, 'zoom-cursor', () => false);
@@ -327,6 +351,7 @@ removeSharedStates(String id) {
   BlockInputState.delete(id);
   CurrentDisplayState.delete(id);
   ShowRemoteCursorState.delete(id);
+  ShowRemoteCursorLockState.delete(id);
   KeyboardEnabledState.delete(id);
   RemoteCursorMovedState.delete(id);
   FingerprintState.delete(id);