/* -*- mode: C++; c-file-style: "gnu" -*-
  This file is part of KMail, the KDE mail client.
  Copyright (c) 1997 Markus Wuebben <markus.wuebben@kde.org>

  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 2 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, write to the Free Software Foundation, Inc.,
  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/

#ifndef __KMAIL_COMPOSER_H__
#define __KMAIL_COMPOSER_H__

#include "secondarywindow.h"

#include <kurl.h>
#include <kmime/kmime_message.h>
#include <akonadi/collection.h>

#include <boost/shared_ptr.hpp>

namespace KMime {
  class Content;
}

namespace KMail {

class Composer : public KMail::SecondaryWindow
{
  Q_OBJECT
  protected:
    Composer( const char *name=0 ) : KMail::SecondaryWindow( name ) {}

  public:
    enum TemplateContext { New, Reply, ReplyToAll, Forward, NoTemplate };
    enum VisibleHeaderFlag {
      HDR_FROM        = 0x01,
      HDR_REPLY_TO    = 0x02,
      HDR_SUBJECT     = 0x20,
      HDR_NEWSGROUPS  = 0x40,
      HDR_FOLLOWUP_TO = 0x80,
      HDR_IDENTITY    = 0x100,
      HDR_TRANSPORT   = 0x200,
      HDR_FCC         = 0x400,
      HDR_DICTIONARY  = 0x800,
      HDR_ALL         = 0xfff
    };
    typedef QFlags<VisibleHeaderFlag> VisibleHeaderFlags;

  public: // mailserviceimpl
    /**
     * From MailComposerIface
     */
    virtual void send( int how ) = 0;
    virtual void addAttachmentsAndSend( const KUrl::List &urls,
                                        const QString &comment, int how) = 0;
    virtual void addAttachment( const KUrl &url, const QString &comment ) = 0;
    virtual void addAttachment( const QString & name,
                                     KMime::Headers::contentEncoding cte,
                                     const QString& charset,
                                     const QByteArray & data,
                                     const QByteArray & mimeType ) = 0;
  public: // kmcommand
    virtual QString dbusObjectPath() const = 0;
  public: // kmkernel, kmcommands, callback
    /**
     * Set the message the composer shall work with. This discards
     * previous messages without calling applyChanges() on them before.
     */
    virtual void setMsg( const KMime::Message::Ptr &newMsg, bool mayAutoSign=true,
                         bool allowDecryption=false, bool isModified=false ) = 0;
    virtual void setCurrentTransport( int transportId ) = 0;

    virtual void setFcc( const QString &idString ) = 0;
    /**
     * Returns @c true while the message composing is in progress.
     */
    virtual bool isComposing() const = 0;

    /**
     * Set the text selection the message is a response to.
     */
    virtual void setTextSelection( const QString& selection ) = 0;

    /**
     * Set custom template to be used for the message.
     */
    virtual void setCustomTemplate( const QString& customTemplate ) = 0;

    virtual void setAutoSaveFileName( const QString &fileName ) = 0;

  public: // kmcommand
    /**
     * If this folder is set, the original message is inserted back after
     * canceling
     */
  virtual void setFolder( const Akonadi::Collection& ) = 0;

  public: // kmcommand
    /**
     * Sets the focus to the edit-widget and the cursor below the
     * "On ... you wrote" line when hasMessage is true.
     * Make sure you call this _after_ setMsg().
     */
    virtual void setReplyFocus( bool hasMessage=true ) = 0;

    /**
     * Sets the focus to the subject line edit. For use when creating a
     * message to a known recipient.
     */
    virtual void setFocusToSubject() = 0;

  public: // callback
    /** Disabled signing and encryption completely for this composer window. */
    virtual void setSigningAndEncryptionDisabled( bool v ) = 0;

  public slots: // kmkernel, callback
    virtual void slotSendNow() = 0;


  public slots: // kmkernel, callback
    /**
     * Switch wordWrap on/off
     */
    virtual void slotWordWrapToggled( bool ) = 0;
    virtual void setModified( bool modified ) = 0;
  public slots: // kmkernel
    virtual void autoSaveMessage(bool force = false ) = 0;

  public: // kmkernel, attachmentlistview
    virtual void disableWordWrap() = 0;

    virtual void forceDisableHtml() = 0;

    virtual void disableForgottenAttachmentsCheck() = 0;

    virtual void ignoreStickyFields() = 0;

  public: // kmcommand
    /**
     * Add an attachment to the list.
     */
    virtual void addAttach( KMime::Content *msgPart ) = 0;
};

Composer *makeComposer( const KMime::Message::Ptr &msg = KMime::Message::Ptr(),
                        Composer::TemplateContext context = Composer::NoTemplate,
                        uint identity = 0, const QString & textSelection = QString(),
                        const QString & customTemplate = QString() );

}

#endif // __KMAIL_COMPOSER_H__
