/*
 * SoapUI, Copyright (C) 2004-2016 SmartBear Software 
 *
 * Licensed under the EUPL, Version 1.1 or - as soon as they will be approved by the European Commission - subsequent 
 * versions of the EUPL (the "Licence"); 
 * You may not use this work except in compliance with the Licence. 
 * You may obtain a copy of the Licence at: 
 * 
 * http://ec.europa.eu/idabc/eupl 
 * 
 * Unless required by applicable law or agreed to in writing, software distributed under the Licence is 
 * distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 
 * express or implied. See the Licence for the specific language governing permissions and limitations 
 * under the Licence. 
 */

package com.eviware.soapui.support.swing;

import com.eviware.soapui.support.UISupport;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.SwingConstants;
import javax.swing.UIManager;
import javax.swing.border.EmptyBorder;
import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.Frame;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * Workaround because JOptionPane doesn't work well with ModalFrameUtil; if a
 * JOptionPane is displayed, the modal frame is temporarily hidden.
 *
 * @author lars
 */
public class ModalFrameDialog {
    private JFrame frame;
    private JTextField textField;
    private JButton okButton;
    private JButton cancelButton;

    private String retValue = null;

    public static String showInputDialog(Frame parent, String question, String title, String initialValue) {
        ModalFrameDialog dialog = new ModalFrameDialog(question, title, initialValue);
        dialog.show(parent);
        return dialog.retValue;
    }

    private ModalFrameDialog(String question, String title, String initialValue) {
        textField = new JTextField(initialValue, 20);
        if (initialValue != null) {
            textField.setSelectionStart(0);
            textField.setSelectionEnd(initialValue.length());
        }

        JPanel buttonPanel = new JPanel(new FlowLayout());
        okButton = new JButton("OK");
        cancelButton = new JButton("Cancel");
        buttonPanel.add(okButton);
        buttonPanel.add(cancelButton);

        JLabel iconLabel = new JLabel(UIManager.getIcon("OptionPane.questionIcon"));
        iconLabel.setVerticalAlignment(SwingConstants.TOP);
        iconLabel.setBorder(new EmptyBorder(0, 0, 0, 10));

        JPanel outerPanel = new JPanel(new BorderLayout());
        JPanel innerPanel = new JPanel(new BorderLayout());
        outerPanel.add(iconLabel, BorderLayout.WEST);
        outerPanel.add(innerPanel, BorderLayout.CENTER);
        outerPanel.setBorder(new EmptyBorder(10, 10, 10, 10));

        innerPanel.add(new JLabel(question), BorderLayout.NORTH);
        innerPanel.add(textField, BorderLayout.CENTER);
        innerPanel.add(buttonPanel, BorderLayout.SOUTH);

        frame = new JFrame(title);
        frame.getContentPane().add(outerPanel);
        frame.getRootPane().setDefaultButton(okButton);
        frame.pack();

        okButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                close(textField.getText());
            }
        });

        cancelButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                close(null);
            }
        });
    }

    private void show(Frame parent) {
        UISupport.centerDialog(frame, parent);
        ModalFrameUtil.showAsModal(frame, parent);
    }

    private void close(String retValue) {
        this.retValue = retValue;
        frame.setVisible(false);
        frame.dispose();
    }
}