Fix GUIKeyChangeMenu so that '/' can be inserted on a finnish keyboard

src/guiKeyChangeMenu.cpp

@@ -60,6 +60,7 @@ GUIKeyChangeMenu::GUIKeyChangeMenu(gui::IGUIEnvironment* env,
 				gui::IGUIElement* parent, s32 id, IMenuManager *menumgr) :
 GUIModalMenu(env, parent, id, menumgr)
 {
+	shift_down = false;
 	activeKey = -1;
 	this->key_used_text = NULL;
 	init_keys();
@@ -204,7 +205,15 @@ bool GUIKeyChangeMenu::OnEvent(const SEvent& event)
 		&& event.KeyInput.PressedDown)
 	{
 		changeCtype("");
-		KeyPress kp(event.KeyInput);
+		bool prefer_character = shift_down;
+		KeyPress kp(event.KeyInput, prefer_character);
+		
+		bool shift_went_down = false;
+		if(!shift_down &&
+				(event.KeyInput.Key == irr::KEY_SHIFT ||
+				event.KeyInput.Key == irr::KEY_LSHIFT ||
+				event.KeyInput.Key == irr::KEY_RSHIFT))
+			shift_went_down = true;
 
 		// Remove Key already in use message
 		if(this->key_used_text)
@@ -240,10 +249,16 @@ bool GUIKeyChangeMenu::OnEvent(const SEvent& event)
 			this->key_used.push_back(kp);
 
 			changeCtype("C");
+			// Allow characters made with shift
+			if(shift_went_down){
+				shift_down = true;
+				return false;
+			}else{
 				activeKey = -1;
 				return true;
 			}
 		}
+	}
 	if (event.EventType == EET_GUI_EVENT)
 	{
 		if (event.GUIEvent.EventType == gui::EGET_ELEMENT_FOCUS_LOST
@@ -287,6 +302,7 @@ bool GUIKeyChangeMenu::OnEvent(const SEvent& event)
 					assert(k);
 
 					resetMenu();
+					shift_down = false;
 					activeKey = event.GUIEvent.Caller->getID();
 					k->button->setText(wgettext("press key"));
 					this->key_used.erase(std::remove(this->key_used.begin(),

src/guiKeyChangeMenu.h

@@ -66,6 +66,8 @@ private:
 
 	void add_key(int id, std::string setting_name, std::string button_name);
 
+	bool shift_down;
+	
 	s32 activeKey;
 	
 	std::vector<KeyPress> key_used;

src/keycode.cpp

@@ -288,16 +288,27 @@ KeyPress::KeyPress(const char *name)
 	m_name = name[0];
 }
 
-KeyPress::KeyPress(const irr::SEvent::SKeyInput &in)
+KeyPress::KeyPress(const irr::SEvent::SKeyInput &in, bool prefer_character)
 {
 	Key = in.Key;
 	Char = in.Char;
+
+	if(prefer_character){
+		m_name.resize(MB_CUR_MAX+1, '\0');
+		int written = wctomb(&m_name[0], Char);
+		if(written > 0){
+			infostream<<"KeyPress: Preferring character for "<<m_name<<std::endl;
+			Key = irr::KEY_KEY_CODES_COUNT;
+			return;
+		}
+	}
+
 	if (valid_kcode(Key)) {
 		m_name = KeyNames[Key];
 	} else {
 		m_name.resize(MB_CUR_MAX+1, '\0');
 		int written = wctomb(&m_name[0], Char);
-		if(written >= 0){
+		if(written < 0){
 			std::string hexstr = hex_encode((const char*)&Char, sizeof(Char));
 			errorstream<<"KeyPress: Unexpected multibyte character "<<hexstr<<std::endl;
 		}

src/keycode.h

@@ -33,7 +33,7 @@ public:
 	KeyPress();
 	KeyPress(const char *name);
 
-	KeyPress(const irr::SEvent::SKeyInput &in);
+	KeyPress(const irr::SEvent::SKeyInput &in, bool prefer_character=false);
 
 	bool operator==(const KeyPress &o) const
 	{