/**********************************************************************
** Copyright (C) 2001 Trolltech AS.  All rights reserved.
**
** This file is part of Qt Palmtop Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#include <qwhatsthis.h>
#include <qmessagebox.h>
#include "mailitwindow.h"

MailItWindow::MailItWindow(QWidget *parent, const char *name, WFlags /*fl*/)
  : QMainWindow(parent, name, WStyle_ContextHelp)
{
  currentCaption = tr("Mailit");
  setCaption(tr(currentCaption));
  views = new QWidgetStack(this);
  setCentralWidget(views);
  QWhatsThis::add(views,tr("Central view area"));
  emailClient = new EmailClient(views, "client");
  writeMail = new WriteMail(views, "writing");
  readMail = new ReadMail(views, "reading");

  views->raiseWidget(emailClient);
                        
  connect(emailClient, SIGNAL(composeRequested()),
    this, SLOT(compose()) );
  connect(emailClient, SIGNAL(viewEmail(QListView*,Email*)), this,
      SLOT(viewMail(QListView*,Email*)) );
  connect(emailClient, SIGNAL(mailUpdated(Email*)), this,
      SLOT(updateMailView(Email*)) );

  connect(writeMail, SIGNAL(cancelMail()), this, SLOT(showEmailClient()) );
  connect(writeMail, SIGNAL(sendMailRequested(const Email&)), this,
      SLOT(showEmailClient()) );
  connect(writeMail, SIGNAL(sendMailRequested(const Email&)), emailClient,
      SLOT(enqueMail(const Email&)) );
  
  connect(readMail, SIGNAL(cancelView()), this, SLOT(showEmailClient()) );
  connect(readMail, SIGNAL(replyRequested(Email&,bool&)), this,
    SLOT(composeReply(Email&,bool&)) );
  connect(readMail, SIGNAL(forwardRequested(Email&)), this,
    SLOT(composeForward(Email&)) );

  connect(readMail, SIGNAL(removeItem(EmailListItem*,bool&)), emailClient,
    SLOT(deleteMail(EmailListItem*,bool&)) );
  connect(readMail, SIGNAL(viewingMail(Email*)), emailClient,
    SLOT(moveMailFront(Email*)) );
  
  connect(emailClient, SIGNAL(newCaption(const QString&)),
    this, SLOT(updateCaption(const QString&)) );
    
  connect(readMail, SIGNAL(download(Email*)), emailClient, SLOT(download(Email*)) );
  
  viewingMail = FALSE;  
}

MailItWindow::~MailItWindow()
{
}

void MailItWindow::closeEvent(QCloseEvent *e)
{
  if (views->visibleWidget() == emailClient) {
    e->accept();
  } else {
    showEmailClient();
  }
}

void MailItWindow::compose()
{
  viewingMail = FALSE;
  emailClient->hide();
  readMail->hide();
  views->raiseWidget(writeMail);
  writeMail->setAddressList(emailClient->getAdrListRef());
  writeMail->newMail();  
  setCaption( tr( "Write mail"  ) );
}

void MailItWindow::composeReply(Email &mail, bool& replyAll)
{
  compose();
  writeMail->reply(mail,replyAll) ;
}

void MailItWindow::composeForward(Email &mail)
{
  compose();
  writeMail->forward(mail) ;
}


void MailItWindow::showEmailClient()
{
  viewingMail = FALSE;
  writeMail->hide();
  readMail->hide();
  views->raiseWidget(emailClient);
  setCaption( tr(currentCaption) );
}

void MailItWindow::viewMail(QListView *view, Email *mail)
{
  viewingMail = TRUE;
  emailClient->hide();
  
  int result=0;
  
  if ((mail->received)&&(!mail->downloaded))
  {   
    QMessageBox mb( tr("Mail not downloaded"),
                    tr("The mail you have clicked \n"
        "has not been downloaded yet.\n "
        "Would you like to do it now ?"),
                    QMessageBox::Information,
                    QMessageBox::Yes | QMessageBox::Default,
                    QMessageBox::No | QMessageBox::Escape,0 );
     
  result=mb.exec();
  
  if (result==QMessageBox::Yes)
  {
    emailClient->download(mail);
  }
  }
  
  readMail->update(view, mail);
  views->raiseWidget(readMail);
  setCaption( tr( "Read Mail"  ) );
}

void MailItWindow::updateMailView(Email *mail)
{
  if (viewingMail) {
    readMail->mailUpdated(mail);
  }
}

void MailItWindow::updateCaption(const QString &newCaption)
{
  currentCaption = newCaption;
  setCaption(tr(currentCaption));
}

void MailItWindow::setDocument(const QString &_address)
{
    // strip leading 'mailto:'
    QString address = _address;
    if (address.startsWith("mailto:"))
        address = address.mid(6);
 
    compose();
    writeMail->setRecipient(address);
}