[Client] Revert changes to key focus setting as per 56539fee4f

apps/openmw/mwmp/GUI/GUIChat.cpp

@@ -184,7 +184,7 @@ namespace mwmp
     {
         editState = state;
         mCommandLine->setVisible(editState);
-        MyGUI::InputManager::getInstance().setKeyFocusWidget(editState ? mCommandLine : nullptr);
+        MWBase::Environment::get().getWindowManager()->setKeyFocusWidget(editState ? mCommandLine : nullptr);
     }
 
     void GUIChat::pressedSay()

apps/openmw/mwmp/GUI/TextInputDialog.cpp

@@ -23,7 +23,7 @@ namespace mwmp
         okButton->eventMouseButtonClick += MyGUI::newDelegate(this, &TextInputDialog::onOkClicked);
 
         // Make sure the edit box has focus
-        MyGUI::InputManager::getInstance().setKeyFocusWidget(mTextEdit);
+        MWBase::Environment::get().getWindowManager()->setKeyFocusWidget(mTextEdit);
     }
 
     void TextInputDialog::setNextButtonShow(bool shown)
@@ -56,7 +56,7 @@ namespace mwmp
     {
         WindowModal::onOpen();
         // Make sure the edit box has focus
-        MyGUI::InputManager::getInstance().setKeyFocusWidget(mTextEdit);
+        MWBase::Environment::get().getWindowManager()->setKeyFocusWidget(mTextEdit);
     }
 
     bool TextInputDialog::exit()
@@ -71,7 +71,7 @@ namespace mwmp
         if (mTextEdit->getCaption() == "")
         {
             //MWBase::Environment::get().getWindowManager()->messageBox ("#{sNotifyMessage37}");
-            MyGUI::InputManager::getInstance().setKeyFocusWidget(mTextEdit);
+            MWBase::Environment::get().getWindowManager()->setKeyFocusWidget(mTextEdit);
         }
         else
             eventDone(this);