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+// test usings header file.
+
+namespace moose {
+
+ class Point;
+
+ class MyClass;
+
+}
+
+
+namespace moose {
+
+ class Point;
+
+ class MyClass {
+ public:
+ MyClass() : fVal(0) {
+ }
+
+ ~MyClass() {};
+
+ /**
+ * fVal Accessors
+ * @{
+ */
+ int getVal() const {
+ return fVal;
+ }
+ void setVal(int Val) const {
+ fVal = Val;
+ }
+ /**
+ * @}
+ */
+ private:
+ int fVal;
+ };
+
+}
+
+namespace deer {
+
+ class Pickle;
+
+};
+
+// Code from Zhiqiu Kong
+
+#ifndef BREAD_H
+#define BREAD_H
+
+namespace bread_name {
+ class bread
+ {
+ public:
+ void geta();
+ private:
+ int m_a;
+ int m_b;
+ };
+}
+
+#endif
+
+// Code from David Engster
+// Creating alias types through 'using' trickery
+
+namespace somestuff {
+ class OneClass {
+ public:
+ void aFunc();
+ int anInt;
+ };
+ struct aStruct {
+ int foo;
+ int bar;
+ };
+}
+
+namespace otherstuff {
+ // make otherstuff::OneClass an alias for somestuff::OneClass
+ using somestuff::OneClass;
+}
+
+namespace morestuff {
+ // make morestuff an alias namespace for somestuff
+ using namespace somestuff;
+ // but hide aStruct with own type
+ struct aStruct {
+ int anotherFoo;
+ int anotherBar;
+ };
+}
+
+// We can also create an alias for an alias
+namespace evenmorestuff {
+ using otherstuff::OneClass;
+}
+
+// Now with nested namespaces
+namespace outer {
+ namespace inner {
+ struct StructNested {
+ int one;
+ int two;
+ };
+ struct AnotherStruct {
+ int three;
+ int four;
+ };
+ }
+}
+
+// Elevate the first struct into 'outer'
+// so that we can access it via 'outer::StructNested'
+namespace outer {
+ using outer::inner::StructNested;
+}
+
+// Create an alias for a nested namespace
+namespace outerinner {
+ // equivalent to 'namespace outerinner = outer::inner;'
+ using namespace outer::inner;
+}