Use const overloading on BALMLayout::{X|Y}TabAt().

headers/libs/alm/ALMLayout.h

@@ -49,7 +49,10 @@ public:
 			int32				CountXTabs() const;
 			int32				CountYTabs() const;
 			XTab*				XTabAt(int32 index, bool ordered = false);
+			XTab*				XTabAt(int32 index) const;
 			YTab*				YTabAt(int32 index, bool ordered = false);
+			YTab*				YTabAt(int32 index) const;
+
 			int32				IndexOf(XTab* tab, bool ordered = false);
 			int32				IndexOf(YTab* tab, bool ordered = false);
 

src/libs/alm/ALMLayout.cpp

@@ -267,6 +267,13 @@ BALMLayout::XTabAt(int32 index, bool ordered)
 }
 
 
+XTab*
+BALMLayout::XTabAt(int32 index) const
+{
+	return fXTabList.ItemAt(index);
+}
+
+
 YTab*
 BALMLayout::YTabAt(int32 index, bool ordered)
 {
@@ -279,6 +286,13 @@ BALMLayout::YTabAt(int32 index, bool ordered)
 }
 
 
+YTab*
+BALMLayout::YTabAt(int32 index) const 
+{
+	return fYTabList.ItemAt(index);
+}
+
+
 int32
 BALMLayout::IndexOf(XTab* tab, bool ordered)
 {
@@ -325,6 +339,8 @@ CompareYTabFunc(const YTab* tab1, const YTab* tab2)
 }
 
 
+
+
 /**
  * Adds a new row to the specification that is glued to the given y-tabs.
  *