Reset coordinates before they are updated by layout manager

src/guiengine/layout_manager.cpp

@@ -420,6 +420,7 @@ void LayoutManager::recursivelyReadCoords(PtrVector<Widget>& widgets)
     // ----- read x/y/size parameters
     for (unsigned short n=0; n<widgets_amount; n++)
     {
+        widgets.get(n)->resetCoordinates();
         readCoords(widgets.get(n));
     }//next widget
 }

src/guiengine/widget.cpp

@@ -60,10 +60,6 @@ Widget::Widget(WidgetType type, bool reserve_id)
     m_active_event_callback[Input::IT_NONE] = false;
     m_magic_number = 0xCAFEC001;
 
-    m_x  = -1;
-    m_y  = -1;
-    m_w  = -1;
-    m_h  = -1;
     m_id = -1;
     m_badge_x_shift         = 0;
     m_element               = NULL;
@@ -81,11 +77,7 @@ Widget::Widget(WidgetType type, bool reserve_id)
     m_has_tooltip           = false;
     m_uncollapsed_height    = 0;
     m_is_collapsed          = false;
-
+    resetCoordinates();
-    m_absolute_x = m_absolute_y = m_absolute_w = m_absolute_h = -1;
-    m_relative_x = m_relative_y = m_relative_w = m_relative_h = -1;
-    m_absolute_reverse_x = m_absolute_reverse_y = -1;
-
 
     m_tab_down_root = -1;
     m_tab_up_root = -1;
@@ -123,6 +115,18 @@ Widget::~Widget()
     m_magic_number = 0xDEADBEEF;
 }
 
+// -----------------------------------------------------------------------------
+void Widget::resetCoordinates()
+{
+    m_x = -1;
+    m_y = -1;
+    m_w = -1;
+    m_h = -1;
+    m_absolute_x = m_absolute_y = m_absolute_w = m_absolute_h = -1;
+    m_relative_x = m_relative_y = m_relative_w = m_relative_h = -1;
+    m_absolute_reverse_x = m_absolute_reverse_y = -1;
+}
+
 // -----------------------------------------------------------------------------
 void Widget::setEventCallbackActive(Input::InputType type, bool active)
 {

src/guiengine/widget.hpp

@@ -405,7 +405,12 @@ namespace GUIEngine
         virtual EventPropagation onActivationInput(const int playerID) { return EVENT_LET; }
 
         /**
-         * Call to resize the widget when its coordinations are updated.
+         * Call to reset its coordinates before they are updated by layout manager.
+         */
+        void resetCoordinates();
+
+        /**
+         * Call to resize the widget after its coordinates are updated.
          */
         virtual void resize();