From d216657a2297bfa085a8baeda3fda5d7cee432fe Mon Sep 17 00:00:00 2001
From: clifford <clifford@b57f626f-c46c-0410-a088-ec61d464b74c>
Date: Thu, 24 Sep 2009 08:38:28 +0000
Subject: Stefan Farthofer: 	Using QFileInfo and QDir for directory changes

git-svn-id: http://svn.clifford.at/openscad/trunk@92 b57f626f-c46c-0410-a088-ec61d464b74c

diff --git a/mainwin.cc b/mainwin.cc
index 133fb5a..990ed6b 100644
--- a/mainwin.cc
+++ b/mainwin.cc
@@ -32,6 +32,7 @@
 #include <QHBoxLayout>
 #include <QVBoxLayout>
 #include <QLabel>
+#include <QFileInfo>
 
 //for chdir
 #include <unistd.h>
@@ -40,7 +41,7 @@ QPointer<MainWindow> current_win;
 
 MainWindow::MainWindow(const char *filename)
 {
-        root_ctx.functions_p = &builtin_functions;
+	root_ctx.functions_p = &builtin_functions;
         root_ctx.modules_p = &builtin_modules;
 	root_ctx.set_variable("$fn", Value(0.0));
 	root_ctx.set_variable("$fs", Value(1.0));
@@ -269,15 +270,9 @@ void MainWindow::maybe_change_dir()
 	if (filename.isEmpty())
 		return;
 
-	int dir_end_index = filename.lastIndexOf("/");
-	if (dir_end_index < 0)
-		return;
-
-	QString dirname = filename.mid(0, dir_end_index);
-	if (chdir(dirname.toAscii().data()) < 0)
-		return;
-
-	filename = filename.mid(dir_end_index+1);
+	QFileInfo fileInfo(filename);
+	QDir::setCurrent(fileInfo.dir().absolutePath());
+	filename = fileInfo.fileName();
 }
 
 void MainWindow::find_root_tag(AbstractNode *n)
-- 
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