MDI fix and Mac environment for qcodeedit

git-svn-id: http://svn.clifford.at/openscad/trunk@506 b57f626f-c46c-0410-a088-ec61d464b74c

mjau.gdb

@@ -1 +1 @@
-set environment DYLD_LIBRARY_PATH=/Users/kintel/code/metalab/checkout/OpenSCAD/OpenCSG-1.2.0/lib
+set environment DYLD_LIBRARY_PATH=/Users/kintel/code/metalab/checkout/OpenSCAD/OpenCSG-1.3.0/lib:/Users/kintel/code/metalab/checkout/OpenSCAD/qcodeedit-2.2.3/install/lib

setenv_mjau.sh

@@ -1,3 +1,4 @@
 export OPENCSGDIR=$PWD/../OpenCSG-1.3.0
 export CGALDIR=$PWD/../install/CGAL-3.6
+export QCODEEDITDIR=$PWD/../qcodeedit-2.2.3/install
 export DYLD_LIBRARY_PATH=$OPENCSGDIR/lib:$QCODEEDITDIR/lib

src/mainwin.cc

@@ -412,7 +412,12 @@ void
 MainWindow::openFile(const QString &new_filename)
 {
 #ifdef ENABLE_MDI
+#ifdef _QCODE_EDIT_
+	if (this->editor->document()->lines() > 1 ||
+			!this->editor->document()->text(true, false).trimmed().isEmpty()) {
+#else
 	if (!editor->toPlainText().isEmpty()) {
+#endif
 		new MainWindow(new_filename);
 		clearCurrentOutput();
 		return;