From bf2642c831a55dc212dda03ba3d9410049ec1d2a Mon Sep 17 00:00:00 2001
From: fluxgen <fluxgen>
Date: Mon, 2 Dec 2002 19:44:25 +0000
Subject: directory reading helper

---
 src/DirHelper.cc | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/DirHelper.hh | 47 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 114 insertions(+)
 create mode 100644 src/DirHelper.cc
 create mode 100644 src/DirHelper.hh

diff --git a/src/DirHelper.cc b/src/DirHelper.cc
new file mode 100644
index 0000000..4098e3e
--- /dev/null
+++ b/src/DirHelper.cc
@@ -0,0 +1,67 @@
+// DirHelper.cc
+// Copyright (c) 2002 Henrik Kinnunen (fluxgen at users.sourceforge.net)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+// $Id: DirHelper.cc,v 1.1 2002/12/02 19:44:25 fluxgen Exp $
+
+#include "DirHelper.hh"
+
+DirHelper::DirHelper(const char *dir):m_dir(0) {
+    if (dir != 0)
+        open(dir);
+}
+
+DirHelper::~DirHelper() {
+    if (m_dir != 0)
+        close();
+}
+
+void DirHelper::rewind() {
+    if (m_dir != 0)
+        rewinddir(m_dir);
+}
+
+struct dirent *DirHelper::read() {
+    if (m_dir == 0)
+        return 0;
+
+    return readdir(m_dir);
+}
+
+void DirHelper::close() {
+    if (m_dir != 0) { 
+        closedir(m_dir);
+        m_dir = 0;
+    }
+}
+
+bool DirHelper::open(const char *dir) {
+    if (m_dir != 0)
+        close();
+    if (dir == 0)
+        return false;
+   
+    m_dir = opendir(dir);
+    if (m_dir != 0) // successfull loading?
+        return true;
+
+    return false;
+}
+
diff --git a/src/DirHelper.hh b/src/DirHelper.hh
new file mode 100644
index 0000000..df6b301
--- /dev/null
+++ b/src/DirHelper.hh
@@ -0,0 +1,47 @@
+// DirHelper.hh
+// Copyright (c) 2002 Henrik Kinnunen (fluxgen at users.sourceforge.net)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+// $Id: DirHelper.hh,v 1.1 2002/12/02 19:44:24 fluxgen Exp $
+
+#ifndef DIRHELPER_HH
+#define DIRHELPER_HH
+
+#include <sys/types.h>
+#include <dirent.h>
+
+#include "NotCopyable.hh"
+
+/**
+  Wrapper class for DIR * routines
+*/
+class DirHelper: private FbTk::NotCopyable {
+public:
+    explicit DirHelper(const char *dir = 0);
+    ~DirHelper();
+    void rewind();
+    struct dirent * read();
+    void close();
+    bool open(const char *dir);
+private:
+    DIR *m_dir;
+};
+
+#endif // DIRHELPER_HH
-- 
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