Add a BWindowStack interface class. Please review if adding a BWindowStack as a friend of BWindow in Window.h is ok.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@38171 a95241bf-73f2-0310-859d-f6bbb57e9c96
2010-08-17 06:47:26 +00:00
parent 19f43b9f6a
commit 5836cd75c2
4 changed files with 272 additions and 0 deletions
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2010, Haiku, Inc. All rights reserved.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef WINDOW_STACK_H
+#define WINDOW_STACK_H
+
+#include <Window.h>
+
+
+class BWindowStack
+{
+public:
+							BWindowStack(BWindow* window);
+							~BWindowStack();
+
+		status_t			InitCheck();
+
+		status_t			AddWindow(BWindow* window);
+		status_t			AddWindow(BMessenger& window);
+		status_t			AddWindowAt(BWindow* window, int32 position);
+		status_t			AddWindowAt(BMessenger& window, int32 position);
+
+		status_t			RemoveWindow(BWindow* window);
+		status_t			RemoveWindow(BMessenger& window);
+		status_t			RemoveWindowAt(int32 position,
+								BMessenger* window = NULL);
+
+		int32				CountWindows();
+
+		status_t			WindowAt(int32 position, BMessenger& messenger);
+		bool				HasWindow(BWindow* window);
+		bool				HasWindow(BMessenger& window);
+
+private:
+		status_t			_AttachMessenger(BMessenger& window);
+		status_t			_ReadMessenger(BMessenger& window);
+		status_t			_StartMessage(int32 what);
+
+		BPrivate::PortLink*	fLink;
+};
+
+
+#endif