diff --git a/src/pardialog.h b/src/pardialog.h
new file mode 100644
--- /dev/null
+++ b/src/pardialog.h
@@ -0,0 +1,145 @@
+/*
+ *
+ *  $Id$
+ *
+ *  This file is part of the Virtual Leaf.
+ *
+ *  The Virtual Leaf is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  The Virtual Leaf is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with the Virtual Leaf.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *  Copyright 2010 Roeland Merks.
+ *
+ */
+
+#ifndef PARAMETER_DIALOG_H
+#define PARAMETER_DIALOG_H
+#include <qdialog.h>
+#include <qspinbox.h>
+#include <qlineedit.h>
+#include <qlayout.h>
+#include <qpushbutton.h>
+#include <iostream>
+
+class ParameterDialog : public QDialog {
+  Q_OBJECT
+ 
+  public:
+  ParameterDialog(QWidget *parent=0, const char *name = 0, Qt::WindowFlags f = 0);
+  virtual ~ParameterDialog(void);
+ public slots:
+  void Reset(void);
+
+private slots:
+  void write(void);
+
+ private:
+  QLineEdit *arrowcolor_edit;
+  QLineEdit *arrowsize_edit;
+  QLineEdit *textcolor_edit;
+  QLineEdit *cellnumsize_edit;
+  QLineEdit *nodenumsize_edit;
+  QLineEdit *node_mag_edit;
+  QLineEdit *outlinewidth_edit;
+  QLineEdit *cell_outline_color_edit;
+  QLineEdit *resize_stride_edit;
+  QLineEdit *T_edit;
+  QLineEdit *lambda_length_edit;
+  QLineEdit *lambda_celllength_edit;
+  QLineEdit *target_length_edit;
+  QLineEdit *cell_expansion_rate_edit;
+  QLineEdit *cell_div_expansion_rate_edit;
+  QLineEdit *auxin_dependent_growth_edit;
+  QLineEdit *ode_accuracy_edit;
+  QLineEdit *mc_stepsize_edit;
+  QLineEdit *mc_cell_stepsize_edit;
+  QLineEdit *energy_threshold_edit;
+  QLineEdit *bend_lambda_edit;
+  QLineEdit *alignment_lambda_edit;
+  QLineEdit *rel_cell_div_threshold_edit;
+  QLineEdit *rel_perimeter_stiffness_edit;
+  QLineEdit *collapse_node_threshold_edit;
+  QLineEdit *morphogen_div_threshold_edit;
+  QLineEdit *morphogen_expansion_threshold_edit;
+  QLineEdit *copy_wall_edit;
+  QLineEdit *source_edit;
+  QLineEdit *D_edit;
+  QLineEdit *initval_edit;
+  QLineEdit *k1_edit;
+  QLineEdit *k2_edit;
+  QLineEdit *r_edit;
+  QLineEdit *kr_edit;
+  QLineEdit *km_edit;
+  QLineEdit *Pi_tot_edit;
+  QLineEdit *transport_edit;
+  QLineEdit *ka_edit;
+  QLineEdit *pin_prod_edit;
+  QLineEdit *pin_prod_in_epidermis_edit;
+  QLineEdit *pin_breakdown_edit;
+  QLineEdit *pin_breakdown_internal_edit;
+  QLineEdit *aux1prod_edit;
+  QLineEdit *aux1prodmeso_edit;
+  QLineEdit *aux1decay_edit;
+  QLineEdit *aux1decaymeso_edit;
+  QLineEdit *aux1transport_edit;
+  QLineEdit *aux_cons_edit;
+  QLineEdit *aux_breakdown_edit;
+  QLineEdit *kaux1_edit;
+  QLineEdit *kap_edit;
+  QLineEdit *leaf_tip_source_edit;
+  QLineEdit *sam_efflux_edit;
+  QLineEdit *sam_auxin_edit;
+  QLineEdit *sam_auxin_breakdown_edit;
+  QLineEdit *van3prod_edit;
+  QLineEdit *van3autokat_edit;
+  QLineEdit *van3sat_edit;
+  QLineEdit *k2van3_edit;
+  QLineEdit *dt_edit;
+  QLineEdit *rd_dt_edit;
+  QLineEdit *datadir_edit;
+  QLineEdit *movie_edit;
+  QLineEdit *nit_edit;
+  QLineEdit *maxt_edit;
+  QLineEdit *storage_stride_edit;
+  QLineEdit *xml_storage_stride_edit;
+  QLineEdit *rseed_edit;
+  QLineEdit *constituous_expansion_limit_edit;
+  QLineEdit *vessel_inh_level_edit;
+  QLineEdit *vessel_expansion_rate_edit;
+  QLineEdit *d_edit;
+  QLineEdit *e_edit;
+  QLineEdit *f_edit;
+  QLineEdit *c_edit;
+  QLineEdit *mu_edit;
+  QLineEdit *nu_edit;
+  QLineEdit *rho0_edit;
+  QLineEdit *rho1_edit;
+  QLineEdit *c0_edit;
+  QLineEdit *gamma_edit;
+  QLineEdit *eps_edit;
+  QLineEdit *k_edit;
+  QLineEdit *i1_edit;
+  QLineEdit *i2_edit;
+  QLineEdit *i3_edit;
+  QLineEdit *i4_edit;
+  QLineEdit *i5_edit;
+  QLineEdit *s1_edit;
+  QLineEdit *s2_edit;
+  QLineEdit *s3_edit;
+  QLineEdit *b1_edit;
+  QLineEdit *b2_edit;
+  QLineEdit *b3_edit;
+  QLineEdit *b4_edit;
+  QLineEdit *dir1_edit;
+  QLineEdit *dir2_edit;
+};
+#endif