Add static hotkey text to show that ESC goes back to the previous page/closes the ui

TODO

@@ -257,3 +257,6 @@ Webcam resolution list is too long for some people. Fix it by separating resolut
 Allow settings page to select input capture option/audio, to make sure it doesn't blindly select the default option when the sources aren't temporary available when opening the settings.
 
 Add simple video cutting in the ui.
+
+Keep replay turned on when opening a fullscreen application and alt-tabbing. Only stop replay when closing the application (when closing all fullscreen applications).
+    When alt-tabbing check if the previously fullscreen window still exists.

include/Overlay.hpp

@@ -252,7 +252,9 @@ namespace gsr {
         std::unique_ptr<GlobalHotkeys> global_hotkeys = nullptr;
         std::unique_ptr<GlobalHotkeysJoystick> global_hotkeys_js = nullptr;
         Display *x11_dpy = nullptr;
-        XEvent x11_mapping_xev;
+        XEvent x11_xev;
+        Atom net_active_window_atom;
+        bool update_focused_window = true;
 
         struct wl_display *wayland_dpy = nullptr;
 

src/Overlay.cpp

@@ -518,10 +518,13 @@ namespace gsr {
             global_hotkeys_js = register_joystick_hotkeys(this);
 
         x11_dpy = XOpenDisplay(nullptr);
-        if(x11_dpy)
+        if(x11_dpy) {
+            net_active_window_atom = XInternAtom(x11_dpy, "_NET_ACTIVE_WINDOW", False);
+            XSelectInput(x11_dpy, DefaultRootWindow(x11_dpy), PropertyChangeMask);
             XKeysymToKeycode(x11_dpy, XK_F1); // If we dont call we will never get a MappingNotify
-        else
+        } else {
             fprintf(stderr, "Warning: XOpenDisplay failed to mapping notify\n");
+        }
 
         if(this->gsr_info.system_info.display_server == DisplayServer::X11) {
             cursor_tracker = std::make_unique<CursorTrackerX11>((Display*)mgl_get_context()->connection);
@@ -732,15 +735,28 @@ namespace gsr {
 
         bool mapping_updated = false;
         while(XPending(x11_dpy)) {
-            XNextEvent(x11_dpy, &x11_mapping_xev);
-            if(x11_mapping_xev.type == MappingNotify) {
-                XRefreshKeyboardMapping(&x11_mapping_xev.xmapping);
+            XNextEvent(x11_dpy, &x11_xev);
+            switch(x11_xev.type) {
+                case MappingNotify: {
+                    XRefreshKeyboardMapping(&x11_xev.xmapping);
                     mapping_updated = true;
+                    break;
+                }
+                case PropertyNotify: {
+                    if(x11_xev.xproperty.state == PropertyNewValue && x11_xev.xproperty.atom == net_active_window_atom) {
+                        update_focused_window = true;
+                    }
+                    break;
+                }
             }
         }
 
         if(mapping_updated)
             rebind_all_keyboard_hotkeys();
+
+        if(update_focused_window) {
+            update_focused_window = false;
+        }
     }
 
     void Overlay::handle_events() {

src/gui/GlobalSettingsPage.cpp

@@ -459,6 +459,7 @@ namespace gsr {
         list_ptr->add_widget(create_screenshot_hotkey_options());
         list_ptr->add_widget(create_screenshot_region_hotkey_options());
         list_ptr->add_widget(create_screenshot_window_hotkey_options());
+        list_ptr->add_widget(std::make_unique<Label>(&get_theme().body_font, TR("Press ESC to go back to the previous page/close the UI."), get_color_theme().text_color));
         list_ptr->add_widget(create_hotkey_control_buttons());
         return subsection;
     }

translations/es.txt

@@ -155,6 +155,7 @@ Start/stop recording with desktop portal:=Iniciar/detener grabación con portal
 Take a screenshot with desktop portal:=Tomar una captura de pantalla con portal de escritorio
 Start/stop recording a window:=Iniciar/detener grabación de una ventana
 Take a screenshot of a window:=Tomar una captura de pantalla de una ventana
+Press ESC to go back to the previous page/close the UI.=Pulse ESC para volver a la página anterior/cerrar la interfaz de usuario.
 
 Clear hotkeys=Borrar teclas de acceso rápido
 Reset hotkeys to default=Reestablecer teclas de acceso rápido a los valores predeterminados

translations/fr.txt

@@ -168,6 +168,7 @@ Start/stop recording with desktop portal:=Lancer/arrêter l’enregistrement via
 Take a screenshot with desktop portal:=Prendre une capture via le portail du bureau
 Start/stop recording a window:=Lancer/arrêter l’enregistrement d’une fenêtre
 Take a screenshot of a window:=Prendre une capture d’écran d’une fenêtre
+Press ESC to go back to the previous page/close the UI.=Appuyez sur ÉCHAP pour revenir à la page précédente/fermer l'interface utilisateur.
 
 Clear hotkeys=Effacer les raccourcis
 Reset hotkeys to default=Réinitialiser les raccourcis par défaut

translations/hu.txt

@@ -160,6 +160,7 @@ Start/stop recording with desktop portal:=Felvétel indítása/leállítása asz
 Take a screenshot with desktop portal:=Képernyőkép készítése asztali portállal:
 Start/stop recording a window:=Ablak felvételének indítása/leállítása:
 Take a screenshot of a window:=Képernyőkép készítése ablakról:
+Press ESC to go back to the previous page/close the UI.=Az előző oldalra való visszatéréshez/a felhasználói felület bezárásához nyomja meg az ESC billentyűt.
 
 Clear hotkeys=Gyorsbillentyűk törlése
 Reset hotkeys to default=Gyorsbillentyűk visszaállítása alapértelmezettre

translations/ru.txt

@@ -158,6 +158,7 @@ Start/stop recording with desktop portal:=Запись через портал:
 Take a screenshot with desktop portal:=Сделать снимок через портал рабочего стола:
 Start/stop recording a window:=Начать/остановить запись окна:
 Take a screenshot of a window:=Сделать снимок окна:
+Press ESC to go back to the previous page/close the UI.=Нажмите ESC, чтобы вернуться на предыдущую страницу/закрыть интерфейс.
 
 Clear hotkeys=Очистить горячие клавиши
 Reset hotkeys to default=Сбросить горячие клавиши по умолчанию

translations/template.txt

@@ -171,6 +171,7 @@ Start/stop recording with desktop portal:=
 Take a screenshot with desktop portal:=
 Start/stop recording a window:=
 Take a screenshot of a window:=
+Press ESC to go back to the previous page/close the UI.=
 
 Clear hotkeys=
 Reset hotkeys to default=

translations/uk.txt

@@ -158,6 +158,7 @@ Start/stop recording with desktop portal:=Запис через портал:
 Take a screenshot with desktop portal:=Зробити знімок через портал робочого стола:
 Start/stop recording a window:=Розпочати/зупинити запис вікна:
 Take a screenshot of a window:=Зробити знімок вікна:
+Press ESC to go back to the previous page/close the UI.=Натисніть ESC, щоб повернутися на попередню сторінку/закрити інтерфейс користувача.
 
 Clear hotkeys=Очистити гарячі клавіші
 Reset hotkeys to default=Скинути гарячі клавіші за замовчуванням