Added Count{Columns,Rows}().

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@30399 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/os/interface/GridLayout.h

@@ -15,6 +15,9 @@ public:
 									float vertical = 0.0f);
 	virtual						~BGridLayout();
 
+			int32				CountColumns() const;
+			int32				CountRows() const;
+
 			float				HorizontalSpacing() const;
 			float				VerticalSpacing() const;
 

src/kits/interface/GridLayout.cpp

@@ -155,6 +155,23 @@ BGridLayout::~BGridLayout()
 	delete fColumnInfos;
 }
 
+
+// CountColumns
+int32
+BGridLayout::CountColumns() const
+{
+	return fColumnCount;
+}
+
+
+// CountRows
+int32
+BGridLayout::CountRows() const
+{
+	return fRowCount;
+}
+
+
 // HorizontalSpacing
 float
 BGridLayout::HorizontalSpacing() const