/* CRMS, customer relationship management system    Copyright (C) 2003  Service To Youth Council    This program 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 2 of the License, or    (at your option) any later version.    This program 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 this program; if not, write to the Free Software    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA    For further information contact the SYC ICT department on GPL@syc.net.au    98 Kermode Street    North Adelaide    South Australia    SA 5006     +61 (0)8 8367 0755    *//* * FormBuilder.java * * Created on 11 April 2003, 07:02 */package crms.form;import javax.swing.*;import java.awt.*;import java.awt.event.*;import mseries.Calendar.*;import mseries.ui.*;/** * * @author  dmurphy */public class SwingFormBuilder {        private FormPanel panel = null;    private static SwingFormBuilder _instance = null;        /** Creates a new instance of FormBuilder */    private SwingFormBuilder() {    }        public static SwingFormBuilder getInstance() {        if (_instance == null) {            _instance = new SwingFormBuilder();        }        return _instance;    }        public FormPanel buildForm ( Form form ) {                panel = new FormPanel();        panel.setForm(form);                panel.setLayout(new BorderLayout());                if (form.getTitle() != null) {            JPanel titlePanel = new JPanel(new BorderLayout());            JLabel label = new JLabel(form.getTitle());            label.setBackground(Color.WHITE);            label.setHorizontalAlignment(JLabel.CENTER);                        titlePanel.add(label, BorderLayout.CENTER);            titlePanel.setBackground(Color.WHITE);                        panel.add( titlePanel, BorderLayout.NORTH);        }                JPanel bodyPanel = new JPanel();        bodyPanel.setLayout(new GridBagLayout());        bodyPanel.setBackground(Color.WHITE);        for (int i=0; i < form.getFieldCount(); i++ ) {            FormField field = form.getField(i);                    Component widget = getWidgetForField(field, panel);            bodyPanel.add( widget, getGridBagConstraints(field));        }                panel.add(bodyPanel, BorderLayout.CENTER);                return panel;    }    public GridBagConstraints getGridBagConstraints(FormField field) {             int ipadx = 0;        int ipady = 0;                if (field.getType() == FieldType.TEXTAREA) {            ipadx = 45;            ipady = 44;        }                GridBagConstraints cons = new GridBagConstraints(            field.getLocation().getX(),            field.getLocation().getY(),             field.getLocation().getWidth(),            field.getLocation().getHeight(),            0.0,            0.0,            GridBagConstraints.CENTER,            GridBagConstraints.HORIZONTAL,             new Insets(5,10,0,0),            ipadx,            ipady);                return cons;    }        public Component getWidgetForField( FormField field, FormPanel panel ) {                FieldType type = field.getType();                if (type == FieldType.SUBMIT_BUTTON ||            type == FieldType.RESET_BUTTON ||            type == FieldType.CANCEL_BUTTON) {                        JButton button = new JButton(field.getText());                        if (type == FieldType.SUBMIT_BUTTON) {                button.addActionListener( new ActionListener() {                    public void actionPerformed(ActionEvent ev) {                        submitClicked(ev);                    }                });            } else if (type == FieldType.RESET_BUTTON) {                button.addActionListener( new ActionListener() {                    public void actionPerformed(ActionEvent ev) {                        resetClicked(ev);                    }                });            } else if (type == FieldType.CANCEL_BUTTON) {                button.addActionListener(  new ActionListener() {                    public void actionPerformed(ActionEvent ev) {                        cancelClicked(ev);                    }                });            }            panel.addWidget(field.getName(), button);            return button;                    } else if (type == FieldType.CHECKBOX) {                        JCheckBox checkBox = new JCheckBox();            final String fieldName = field.getName();            checkBox.addItemListener( new ItemListener() {                public void itemStateChanged(ItemEvent e) {                    if (e.getStateChange() == ItemEvent.SELECTED) {                        checkBoxChanged(fieldName, true);                    } else {                        checkBoxChanged(fieldName, false);                    }                }            });            panel.addWidget(field.getName(), checkBox);            return checkBox;                    } else if (type == FieldType.DATE) {            MDateEntryField dateField = new MDateEntryField();            MDefaultPullDownConstraints c = new MDefaultPullDownConstraints();            c.firstDay = java.util.Calendar.MONDAY;            dateField.setConstraints(c);            MSimpleDateFormat dateFormat = new MSimpleDateFormat("d MMMM, yyyy");            dateField.setDateFormatter(dateFormat);                        panel.addWidget(field.getName(), dateField);            return dateField;                    } else if (type == FieldType.DROPDOWN_LIST) {                        DefaultComboBoxModel model = new DefaultComboBoxModel();            String defaultOption = field.getDefaultOption();            FieldOption def = null;                        for (int i=0; i < field.getOptionCount(); i++) {                FieldOption option = field.getOption(i);                model.addElement(option);                if (option.getCode().equals(defaultOption)) {                    def = option;                }            }            JComboBox combo = new JComboBox(model);            model.setSelectedItem(def);            panel.addWidget(field.getName(), combo);                        return combo;                    } else if (type == FieldType.LABEL) {                        JLabel label = new JLabel(field.getText());            panel.addWidget(field.getName(), label);            return label;                    } else if (type == FieldType.TEXTAREA) {                        int width = field.getInternalSize().getWidth();                        if (width < 1) {                width = 20;            }                        int height = field.getInternalSize().getHeight();                        if (height < 1) {                height = 4;            }                        JTextArea textArea = new JTextArea(width, height);            textArea.setText(field.getText());            JScrollPane scrollPane = new JScrollPane(textArea);            panel.addWidget(field.getName(), textArea);            return scrollPane;                    } else if (type == FieldType.TEXTFIELD) {            JTextField textField = new JTextField();                        int width = field.getInternalSize().getWidth();                        if (width < 1) {                width = 20;            }                        textField.setColumns(width);            textField.setText(field.getText());                        panel.addWidget(field.getName(), textField);            return textField;                    } else if (type == FieldType.TIME) {            MDateSpinner timeField = new MDateSpinner();            timeField.setFormatter(new MSimpleDateFormat("h:mm a"));            panel.addWidget(field.getName(), timeField);            return timeField;        }                return null;    }        public void submitClicked(ActionEvent ev) {        panel.submitButtonClicked(ev);    }        public void resetClicked(ActionEvent ev) {        panel.resetButtonClicked(ev);    }        public void cancelClicked(ActionEvent ev) {        panel.cancelButtonClicked(ev);    }        public void checkBoxChanged(String fieldName, boolean value) {        panel.getResult().setFieldValue(fieldName, String.valueOf(value));    }}