/*
 * #%L
 * gitools-ui-app
 * %%
 * Copyright (C) 2013 Universitat Pompeu Fabra - Biomedical Genomics group
 * %%
 * 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 3 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, see
 * <http://www.gnu.org/licenses/gpl-3.0.html>.
 * #L%
 */
package org.gitools.ui.welcome;

import org.gitools.ui.IconNames;
import org.gitools.ui.platform.IconUtils;
import org.gitools.ui.utils.DocumentChangeListener;

import javax.swing.event.DocumentEvent;

/**
 * @noinspection ALL
 */
class DownloadExamplesDialog extends javax.swing.JDialog {
    /**
     * A return status code - returned if Cancel button has been pressed
     */
    private static final int RET_CANCEL = 0;
    /**
     * A return status code - returned if OK button has been pressed
     */
    private static final int RET_OK = 1;

    /**
     * Creates new form DownloadExamplesDialog
     */
    public DownloadExamplesDialog(java.awt.Frame parent) {
        super(parent, true);

        initComponents();

        headerPanel.setTitle("Select destination folder");
        headerPanel.setMessage("");
        headerPanel.setLeftLogo(IconUtils.getImageIconResourceScaledByHeight(IconNames.DOWNLOAD, 96));

        setLocationByPlatform(true);

        path.getDocument().addDocumentListener(new DocumentChangeListener() {
            @Override
            protected void update(DocumentEvent e) {
                updateState();
            }
        });

        updateState();
    }

    private void updateState() {
        okButton.setEnabled(!path.getText().isEmpty());
    }

    /**
     * @return the return status of this dialog - one of RET_OK or RET_CANCEL
     */
    public int getReturnStatus() {
        return returnStatus;
    }

    /**
     * This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        okButton = new javax.swing.JButton();
        cancelButton = new javax.swing.JButton();
        jSeparator1 = new javax.swing.JSeparator();
        headerPanel = new org.gitools.ui.platform.dialog.DialogHeaderPanel();
        jLabel1 = new javax.swing.JLabel();
        path = new javax.swing.JTextField();
        jButton1 = new javax.swing.JButton();

        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                closeDialog(evt);
            }
        });

        okButton.setText("Download");
        okButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                okButtonActionPerformed(evt);
            }
        });

        cancelButton.setText("Cancel");
        cancelButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cancelButtonActionPerformed(evt);
            }
        });

        jLabel1.setText("Select the folder where the examples will be downloaded");

        jButton1.setText("Browse...");

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGroup(layout.createSequentialGroup().addContainerGap().addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING).addComponent(jSeparator1, javax.swing.GroupLayout.DEFAULT_SIZE, 579, Short.MAX_VALUE).addGroup(layout.createSequentialGroup().addComponent(okButton).addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED).addComponent(cancelButton))).addContainerGap()).addComponent(headerPanel, javax.swing.GroupLayout.DEFAULT_SIZE, 603, Short.MAX_VALUE).addGroup(layout.createSequentialGroup().addContainerGap().addComponent(jLabel1).addContainerGap(231, Short.MAX_VALUE)).addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup().addContainerGap().addComponent(path, javax.swing.GroupLayout.DEFAULT_SIZE, 503, Short.MAX_VALUE).addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED).addComponent(jButton1).addContainerGap()));
        layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup().addComponent(headerPanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE).addGap(18, 18, 18).addComponent(jLabel1).addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED).addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE).addComponent(path, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE).addComponent(jButton1)).addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 20, Short.MAX_VALUE).addComponent(jSeparator1, javax.swing.GroupLayout.PREFERRED_SIZE, 10, javax.swing.GroupLayout.PREFERRED_SIZE).addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED).addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE).addComponent(cancelButton).addComponent(okButton)).addContainerGap()));

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void okButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_okButtonActionPerformed
        doClose(RET_OK);
    }//GEN-LAST:event_okButtonActionPerformed

    private void cancelButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cancelButtonActionPerformed
        doClose(RET_CANCEL);
    }//GEN-LAST:event_cancelButtonActionPerformed

    /**
     * Closes the dialog
     */
    private void closeDialog(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_closeDialog
        doClose(RET_CANCEL);
    }//GEN-LAST:event_closeDialog

    private void doClose(int retStatus) {
        returnStatus = retStatus;
        setVisible(false);
        dispose();
    }

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton cancelButton;
    private org.gitools.ui.platform.dialog.DialogHeaderPanel headerPanel;
    private javax.swing.JButton jButton1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JSeparator jSeparator1;
    private javax.swing.JButton okButton;
    private javax.swing.JTextField path;
    // End of variables declaration//GEN-END:variables

    private int returnStatus = RET_CANCEL;

    public String getPath() {
        return path.getText();
    }

    public void setPath(String path) {
        this.path.setText(path);
        updateState();
    }
}
