Dépôt officiel du code source de l'ERP OpenConcerto

/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

 *

 * Copyright 2011-2019 OpenConcerto, by ILM Informatique. All rights reserved.

 *

 * The contents of this file are subject to the terms of the GNU General Public License Version 3

 * only ("GPL"). You may not use this file except in compliance with the License. You can obtain a

 * copy of the License at http://www.gnu.org/licenses/gpl-3.0.html See the License for the specific

 * language governing permissions and limitations under the License.

 *

 * When distributing the software, include this License Header Notice in each file.

 */

 package org.openconcerto.erp.core.common.ui;

import org.openconcerto.sql.model.SQLField;

import org.openconcerto.utils.StringUtils;

import java.awt.Color;

import java.awt.Component;

import java.awt.event.FocusAdapter;

import java.awt.event.FocusEvent;

import java.awt.event.KeyAdapter;

import java.awt.event.KeyEvent;

import java.awt.event.KeyListener;

import java.awt.event.MouseEvent;

import java.math.BigDecimal;

import java.text.DecimalFormat;

import java.text.DecimalFormatSymbols;

import java.util.EventObject;

import javax.swing.AbstractCellEditor;

import javax.swing.JTable;

import javax.swing.JTextField;

import javax.swing.border.LineBorder;

import javax.swing.table.TableCellEditor;

/**

 * Editeur de devise On saisi un nombre avec 2 decimal representant une valeur en € et retourne un

 * long representant des cents

 *

 */

public class DeviseNumericCellEditor extends AbstractCellEditor implements TableCellEditor {

    protected JTextField textField = new JTextField();

    protected int precision;

    protected final DecimalFormat decimalFormat = new DecimalFormat("0.00#######");

    public DeviseNumericCellEditor(SQLField field) {

        this(field.getType().getDecimalDigits());

    }

    public DeviseNumericCellEditor(int precision) {

        final DecimalFormatSymbols symbol = DecimalFormatSymbols.getInstance();

        symbol.setDecimalSeparator('.');

        decimalFormat.setDecimalFormatSymbols(symbol);

        // Mimic JTable.GenericEditor behavior

        this.textField.setBorder(new LineBorder(Color.black));

        this.textField.setHorizontalAlignment(JTextField.RIGHT);

        this.precision = precision;

        // On ne peut saisir qu'un chiffre à 2 décimales

        textField.addKeyListener(new KeyAdapter() {

            public void keyTyped(java.awt.event.KeyEvent keyEvent) {

                final char keychar = keyEvent.getKeyChar();

                if (keychar == KeyEvent.VK_BACK_SPACE) {

                    return;

                }

                int pointPosition = textField.getText().indexOf('.');

                if (Character.isDigit(keychar)) {

                    if (pointPosition > -1) {

                        if (textField.getSelectedText() == null) {

                            if (textField.getCaretPosition() <= pointPosition) {

                                return;

                            } else {

                                if (textField.getText().substring(pointPosition).length() <= precision) {

                                    return;

                                }

                            }

                        } else {

                            return;

                        }

                    } else {

                        return;

                    }

                }

                if (keychar == KeyEvent.VK_PERIOD && textField.getText().indexOf('.') < 0)

                    return;

                if (keychar == KeyEvent.VK_MINUS && (textField.getText().indexOf('-') < 0) && textField.getCaretPosition() == 0)

                    return;

                keyEvent.consume();

            }

        });

        // on sélectionne tout lors de la selection

        textField.addFocusListener(new FocusAdapter() {

            public void focusGained(FocusEvent e) {

                // Force lineborder to black (may be red if a wrong value was previously hit)

                textField.setBorder(new LineBorder(Color.black));

                textField.selectAll();

            }

        });

    }

    @Override

    public boolean stopCellEditing() {

        // Check if the value is correct (may be wrong if we use copy/paste)

        try {

            getCellEditorValue();

        } catch (Exception e) {

            e.printStackTrace();

            this.textField.setBorder(new LineBorder(Color.RED));

            return false;

        }

        return super.stopCellEditing();

    }

    public void addKeyListener(KeyListener l) {

        this.textField.addKeyListener(l);

    }

    public boolean isCellEditable(EventObject e) {

        if (e instanceof MouseEvent) {

            return ((MouseEvent) e).getClickCount() >= 2;

        }

        return super.isCellEditable(e);

    }

    public Object getCellEditorValue() {

        return StringUtils.getBigDecimalFromUserText(this.textField.getText());

    }

    public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column) {

        this.textField.setText((value == null ? "0" : this.decimalFormat.format((BigDecimal) value)));

        this.textField.selectAll();

        this.textField.grabFocus();

        return this.textField;

    }

}