Merge from layout management branch.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@18649 a95241bf-73f2-0310-859d-f6bbb57e9c96
2006-08-26 16:21:15 +00:00
parent 01595708f3
commit 9ecf9d1c1d
277 changed files with 45889 additions and 747 deletions
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2006, Haiku Inc.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef	_LAYOUT_CONTEXT_H
+#define	_LAYOUT_CONTEXT_H
+
+#include <List.h>
+
+class BLayoutContext;
+
+
+class BLayoutContextListener {
+public:
+								BLayoutContextListener();
+	virtual						~BLayoutContextListener();
+
+	virtual	void				LayoutContextLeft(BLayoutContext* context) = 0;
+};
+
+
+class BLayoutContext {
+public:
+								BLayoutContext();
+								~BLayoutContext();
+
+			void				AddListener(BLayoutContextListener* listener);
+			void				RemoveListener(
+									BLayoutContextListener* listener);
+
+private:
+			BList				fListeners;
+};
+
+#endif	//	_LAYOUT_CONTEXT_H