Add resizing code for networking lobby

src/guiengine/widgets/label_widget.hpp

@@ -117,7 +117,8 @@ namespace GUIEngine
         void setScrollSpeed(float speed);
         
         // --------------------------------------------------------------------
-        
+        float getScrollSpeed() const { return m_scroll_speed; }
+        // --------------------------------------------------------------------
         /**
           * \brief Check if the current has been fully scrolled
           * \return true if the text has completely scrolled off

src/states_screens/online/networking_lobby.cpp

@@ -422,6 +422,34 @@ break_glyph_layouts:
 #endif
 }   // addMoreServerInfo
 
+// ----------------------------------------------------------------------------
+void NetworkingLobby::onResize()
+{
+    Screen::onResize();
+    const unsigned box_width = m_text_bubble->getDimension().Width;
+    const float box_height = m_text_bubble->getDimension().Height;
+    gui::IGUIFont* font = GUIEngine::getFont();
+    gui::breakGlyphLayouts(m_server_info, box_width,
+        font->getInverseShaping(), font->getScale());
+    gui::eraseTopLargerThan(m_server_info, font->getHeightPerLine(),
+        box_height);
+    updateServerInfos();
+
+    int header_text_width =
+        GUIEngine::getTitleFont()->getDimension(m_header_text.c_str()).Width;
+    if ((m_header->m_w < header_text_width && m_header->getScrollSpeed() == 0.0f) ||
+        (m_header->m_w >= header_text_width && m_header->getScrollSpeed() != 0.0f))
+    {
+        m_header->getIrrlichtElement()->remove();
+        GUIEngine::getGUIEnv()->setChildEnd(m_back_widget->getIrrlichtElement());
+        m_header->setScrollSpeed(m_header->m_w < header_text_width ? 0.5f: 0.0f);
+        m_header->add();
+        m_header->setText(m_header_text, true);
+        GUIEngine::getGUIEnv()->setChildEnd(NULL);
+    }
+    m_header_text_width = header_text_width;
+}   // onResize
+
 // ----------------------------------------------------------------------------
 void NetworkingLobby::updateServerInfos()
 {

src/states_screens/online/networking_lobby.hpp

@@ -149,6 +149,7 @@ public:
     void reloadServerInfos()                   { m_reload_server_info = true; }
     void setHeader(const core::stringw& header)     { m_header_text = header; }
     void setAssignedPlayers(bool val)             { m_assigned_players = val; }
+    virtual void onResize() OVERRIDE;
 };   // class NetworkingLobby
 
 #endif