/*
* This file is part of muCommander, http://www.mucommander.com
* Copyright (C) 2002-2016 Maxence Bernard
*
* muCommander 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.
*
* muCommander 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/>.
*/
package com.mucommander.ui.dialog.file;
import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.io.IOException;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JLabel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import com.mucommander.commons.file.AbstractFile;
import com.mucommander.commons.file.util.FileSet;
import com.mucommander.conf.MuConfigurations;
import com.mucommander.conf.MuPreference;
import com.mucommander.job.impl.SendMailJob;
import com.mucommander.text.SizeFormat;
import com.mucommander.text.Translator;
import com.mucommander.ui.action.ActionProperties;
import com.mucommander.ui.action.impl.EmailAction;
import com.mucommander.ui.dialog.DialogToolkit;
import com.mucommander.ui.dialog.pref.general.GeneralPreferencesDialog;
import com.mucommander.ui.layout.XAlignedComponentPanel;
import com.mucommander.ui.layout.YBoxPanel;
import com.mucommander.ui.main.MainFrame;
/**
* Dialog allowing the user to email files to someone.
*
* <p>One or several recipients, as well as a mail subject and body can be input.
* The dialog also allows the user to review the files that have been marked,
* select/unselect some, and displays the total file size.</p>
*
* @author Maxence Bernard
*/
public class EmailFilesDialog extends JobDialog implements ActionListener, ItemListener {
private FileSet flattenedFiles;
private JTextField toField;
private JTextField subjectField;
private JTextArea bodyArea;
private JLabel infoLabel;
private JCheckBox fileCheckboxes[];
private static String lastTo = "";
private static String lastSubject = "";
private static String lastBody = "";
private JButton okButton;
private JButton cancelButton;
// Dialog size constraints
private final static Dimension MINIMUM_DIALOG_DIMENSION = new Dimension(400,0);
private final static Dimension MAXIMUM_DIALOG_DIMENSION = new Dimension(550,400);
public EmailFilesDialog(MainFrame mainFrame, FileSet files) {
super(mainFrame, ActionProperties.getActionLabel(EmailAction.Descriptor.ACTION_ID), files);
// Notifies the user that mail preferences are not set and brings the preferences dialog
if(!SendMailJob.mailPreferencesSet()) {
showErrorDialog(Translator.get("email_dialog.prefs_not_set"), Translator.get("email_dialog.prefs_not_set_title"));
GeneralPreferencesDialog preferencesDialog = GeneralPreferencesDialog.getDialog();
preferencesDialog.setActiveTab(GeneralPreferencesDialog.MAIL_TAB);
preferencesDialog.showDialog();
return;
}
try {
// Figures out which files to send and calculates the number of files and the number of bytes
this.flattenedFiles = getFlattenedFiles(files);
Container contentPane = getContentPane();
YBoxPanel mainPanel = new YBoxPanel(5);
// Text fields panel
XAlignedComponentPanel compPanel = new XAlignedComponentPanel();
// From (sender) field, non editable
JLabel fromLabel = new JLabel(MuConfigurations.getPreferences().getVariable(MuPreference.MAIL_SENDER_NAME)
+" <"+MuConfigurations.getPreferences().getVariable(MuPreference.MAIL_SENDER_ADDRESS)+">");
// fromField.setEditable(false);
compPanel.addRow(Translator.get("email_dialog.from")+":", fromLabel, 10);
// To (recipients) field
toField = new JTextField(lastTo);
compPanel.addRow(Translator.get("email_dialog.to")+":", toField, 10);
// Subject field
subjectField = new JTextField(lastSubject);
compPanel.addRow(Translator.get("email_dialog.subject")+":", subjectField, 15);
mainPanel.add(compPanel);
// Body area
bodyArea = new JTextArea(lastBody);
bodyArea.setRows(6);
bodyArea.setLineWrap(true);
JScrollPane scrollPane = new JScrollPane(bodyArea, JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED, JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
mainPanel.add(scrollPane);
mainPanel.addSpace(15);
// Label showing the number of files and total size
infoLabel = new JLabel();
mainPanel.add(infoLabel);
contentPane.add(mainPanel, BorderLayout.NORTH);
// checkbox showing all files that are to be sent, allowing them to be unselected
int nbFiles = flattenedFiles.size();
fileCheckboxes = new JCheckBox[nbFiles];
if(nbFiles>0) {
YBoxPanel tempPanel2 = new YBoxPanel();
AbstractFile file;
for(int i=0; i<nbFiles; i++) {
file = flattenedFiles.elementAt(i);
fileCheckboxes[i] = new JCheckBox(file.getName()
+" ("+ SizeFormat.format(file.getSize(), SizeFormat.DIGITS_MEDIUM| SizeFormat.UNIT_SHORT| SizeFormat.INCLUDE_SPACE| SizeFormat.ROUND_TO_KB)+")", true);
fileCheckboxes[i].addItemListener(this);
tempPanel2.add(fileCheckboxes[i]);
}
scrollPane = new JScrollPane(tempPanel2, JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED, JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
contentPane.add(scrollPane, BorderLayout.CENTER);
}
updateInfoLabel();
// OK / Cancel buttons panel
okButton = new JButton(Translator.get("email_dialog.send"));
cancelButton = new JButton(Translator.get("cancel"));
contentPane.add(DialogToolkit.createOKCancelPanel(okButton, cancelButton, getRootPane(), this), BorderLayout.SOUTH);
// 'To' field will receive initial focus
setInitialFocusComponent(toField);
// Packs dialog
setMinimumSize(MINIMUM_DIALOG_DIMENSION);
setMaximumSize(MAXIMUM_DIALOG_DIMENSION);
}
catch(IOException e) {
showErrorDialog(Translator.get("email_dialog.read_error"), Translator.get("email_dialog.error_title"));
}
}
/**
* Updates the number of selected files and their total size.
*/
private void updateInfoLabel() {
int nbFiles = fileCheckboxes.length;
int nbSelected = 0;
int bytesTotal = 0;
long fileSize;
for(int i=0; i<nbFiles; i++) {
if(fileCheckboxes[i].isSelected()) {
fileSize = flattenedFiles.elementAt(i).getSize();
if(fileSize>0)
bytesTotal += fileSize;
nbSelected++;
}
}
String text =
Translator.get("nb_files", ""+nbSelected)
+(nbSelected==0?"":" ("+ SizeFormat.format(bytesTotal, SizeFormat.DIGITS_MEDIUM| SizeFormat.UNIT_LONG| SizeFormat.ROUND_TO_KB)+")");
infoLabel.setText(text);
infoLabel.repaint(100);
}
/**
* Returns a FileSet of *files* (as opposed to folders) that have been found either in the given
* FileSet or in one of the subfolders.
*
* @param originalFiles files as selected by the user which may contain folders
*/
private FileSet getFlattenedFiles(FileSet originalFiles) throws IOException {
int nbFiles = originalFiles.size();
FileSet flattenedFiles = new FileSet(originalFiles.getBaseFolder());
for(int i=0; i<nbFiles; i++)
recurseOnFolder(originalFiles.elementAt(i), flattenedFiles);
return flattenedFiles;
}
/**
* Adds the given file to the FileSet if it's not a folder, recurses otherwise.
*/
private void recurseOnFolder(AbstractFile file, FileSet flattenedFiles) throws IOException {
if(file.isDirectory() && !file.isSymlink()) {
AbstractFile children[] = file.ls();
for (AbstractFile child : children)
recurseOnFolder(child, flattenedFiles);
}
else {
flattenedFiles.add(file);
}
}
////////////////////////////
// ActionListener methods //
////////////////////////////
public void actionPerformed(ActionEvent e) {
Object source = e.getSource();
// OK Button
if (source==okButton) {
String to = toField.getText().trim();
String subject = subjectField.getText();
String body = bodyArea.getText();
if(!to.equals("")) {
lastTo = to;
lastSubject = subject;
lastBody = body;
// Starts by disposing the dialog
dispose();
// Creates new FileSet with files that have been selected
FileSet filesToSend = new FileSet(flattenedFiles.getBaseFolder());
int nbFiles = fileCheckboxes.length;
for(int i=0; i<nbFiles; i++)
if(fileCheckboxes[i].isSelected())
filesToSend.add(flattenedFiles.elementAt(i));
// Starts sending files
ProgressDialog progressDialog = new ProgressDialog(mainFrame, Translator.get("email_dialog.sending"));
SendMailJob mailJob = new SendMailJob(progressDialog, mainFrame, filesToSend, to, subject, body);
progressDialog.start(mailJob);
}
}
// Cancel button
else if (source==cancelButton) {
dispose();
}
}
//////////////////////////
// ItemListener methods //
//////////////////////////
/**
* Updates label text whenever a checkbox has been checked or unchecked.
*/
public void itemStateChanged(ItemEvent e) {
updateInfoLabel();
}
}