Extend code that detects whether a key was consumed by the GUI (Fixes #4016)

apps/openmw/mwgui/windowmanagerimp.cpp

@@ -2000,7 +2000,30 @@ namespace MWGui
     bool WindowManager::injectKeyPress(MyGUI::KeyCode key, unsigned int text)
     {
         if (!mKeyboardNavigation->injectKeyPress(key, text))
-            return MyGUI::InputManager::getInstance().injectKeyPress(key, text);
+        {
+            MyGUI::Widget* focus = MyGUI::InputManager::getInstance().getKeyFocusWidget();
+            bool widgetActive = MyGUI::InputManager::getInstance().injectKeyPress(key, text);
+            if (!widgetActive || !focus)
+                return false;
+            // FIXME: MyGUI doesn't allow widgets to state if a given key was actually used, so make a guess
+            if (focus->getTypeName().find("Button") != std::string::npos)
+            {
+                switch (key.getValue())
+                {
+                case MyGUI::KeyCode::ArrowDown:
+                case MyGUI::KeyCode::ArrowUp:
+                case MyGUI::KeyCode::ArrowLeft:
+                case MyGUI::KeyCode::ArrowRight:
+                case MyGUI::KeyCode::Return:
+                case MyGUI::KeyCode::NumpadEnter:
+                case MyGUI::KeyCode::Space:
+                    return true;
+                default:
+                    return false;
+                }
+            }
+            return false;
+        }
         else
             return true;
     }

apps/openmw/mwinput/inputmanagerimp.cpp

@@ -674,10 +674,11 @@ namespace MWInput
         bool consumed = false;
         if (kc != OIS::KC_UNASSIGNED)
         {
-            consumed = SDL_IsTextInputActive() &&
+            consumed = MWBase::Environment::get().getWindowManager()->injectKeyPress(MyGUI::KeyCode::Enum(kc), 0);
-                    ( !(SDLK_SCANCODE_MASK & arg.keysym.sym) && std::isprint(arg.keysym.sym)); // Little trick to check if key is printable
+            if (SDL_IsTextInputActive() &&  // Little trick to check if key is printable
-            bool guiFocus = MWBase::Environment::get().getWindowManager()->injectKeyPress(MyGUI::KeyCode::Enum(kc), 0);
+                                    ( !(SDLK_SCANCODE_MASK & arg.keysym.sym) && std::isprint(arg.keysym.sym)))
-            setPlayerControlsEnabled(!guiFocus);
+                consumed = true;
+            setPlayerControlsEnabled(!consumed);
         }
         if (arg.repeat)
             return;