Added abandoned KDE3 version of kdirstat

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/kdirstat@1088039 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 75 insertions, 0 deletions

diff --git a/kdirstat/kdirsaver.h b/kdirstat/kdirsaver.h
new file mode 100644
index 0000000..4fbe6e2
--- /dev/null
+++ b/kdirstat/kdirsaver.h
@@ -0,0 +1,75 @@
+/*
+ *   File name:	kdirsaver.h
+ *   Summary:	Utility object to save current working directory
+ *   License:	LGPL - See file COPYING.LIB for details.
+ *   Author:	Stefan Hundhammer <sh@suse.de>
+ *
+ *   Updated:	2003-01-07
+ */
+
+
+#ifndef KDirSaver_h
+#define KDirSaver_h
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <kurl.h>
+#include <qdir.h>
+
+
+/**
+ * Helper class to change directories without losing the current context.
+ * Will change back to the old working directory when destroyed.
+ *
+ * @short Directory changer with automatic restore
+ **/
+class KDirSaver
+{
+public:
+    /**
+     * Constructor. Will save the current working directory and change to the
+     * path supplied. The old working directory will be restored when this
+     * object is destroyed.
+     **/
+    KDirSaver( const QString & newPath = "" );
+
+    /**
+     * Constructor from a KURL. Will issue error messages on stdout for
+     * non-local objects.
+     **/
+    KDirSaver( const KURL & url );
+    
+    /**
+     * Destructor. Restores the original working directory.
+     **/
+    virtual ~KDirSaver();
+
+    /**
+     * Change directory. Unlike @ref QDir::cd(), this method really performs a
+     * system chdir() so subsequent system calls will have the directory
+     * specified as the new current working directory.
+     **/
+    void cd( const QString & newPath );
+
+    /**
+     * Obtain the current working directory's absolute path.
+     * This is useful for resolving/simplifying relative paths.
+     **/
+    QString currentDirPath() const;
+    
+    /**
+     * (Prematurely) restore the working directory. Unnecessary when this
+     * object will be destroyed anyway since the destructor does exactly that.
+     **/
+    void restore();
+
+protected:
+    QDir oldWorkingDir;
+};
+
+#endif // KDirSaver_h
+
+
+// EOF