/*

 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description:uni editor view class.

 *

 */

#ifndef MSG_UNIFIED_EDITOR_VIEW_H

#define MSG_UNIFIED_EDITOR_VIEW_H

#else

#endif

#include "msgbaseview.h"

#include "convergedmessage.h"

#include "convergedmessageid.h"

class HbWidget;

class HbAction;

class HbGroupBox;

class QGraphicsLinearLayout;

class MsgUnifiedEditorSubject;

class MsgUnifiedEditorAddress;

class MsgUnifiedEditorBody;

class MsgUnifiedEditorMonitor;

class MsgAttachmentContainer;

class UniEditorPluginLoader;

class HbListWidgetItem;

class HbAbstractVkbHost;

class MsgUnifiedEditorBaseWidget;

class HbListWidget;

class UNIFIEDEDITOR_EXPORT MsgUnifiedEditorView : public MsgBaseView

    {

    Q_OBJECT

public:

    /**

     * Constructor

     */

    MsgUnifiedEditorView(QGraphicsItem *parent = 0);

    /**

     * Destructor

     */

    ~MsgUnifiedEditorView();

    /**

     * Populate editor with passed information

     * @param editorData data for editor's usage

     */

    void populateContent(const QVariantList& editorData);

    /**

     * Opens the drafts message into editor

     * @param editorData data for editor's usage

     */

    void openDraftsMessage(const QVariantList& editorData);

    /**

     * Saves the content inside editor to save

     */

    int saveContentToDrafts();

protected:

    /**

     * reimplemented from base class to provide proper geometry for scrolling.

     */

    void resizeEvent( QGraphicsSceneResizeEvent * event );

private:

    /**

     * helper method to add menu.

     */

    void addMenu();

    /**

     * helper method to add tool bar.

     */

    void addToolBar();

    /**

     * Packs the content inside editor into converged message

     * @param [OUT]msg, converged message to hold editor data

     * @param isSave, flag to indicate that msg needs to be packed

     * for saving to draft or not

     */

    /**

     * Populate editor with prepopulated msg content

     * @param messageDetails message details

     * @param draftMessage boolean for specifying draft message

     */

    void populateContentIntoEditor(

        const ConvergedMessage& messageDetails, bool draftMessage = false);

    /**

     * Populate the editor with the message's content

     * for various cases like forward, reply, replyAll

     * @param messageId, unique id of message in store

     * @param messageType, sms or mms

     * @param editorOperation, forward or reply or replyAll etc

     */

    void fetchMessageFromStore(ConvergedMessageId& messageId,

        ConvergedMessage::MessageType messageType,

        int editorOperation);

    /**

     * Create VCards for all the contacts available in the list

     * @param value list of fetched contacts

     * @param [OUT]filelist list of newly added vcard files

     * @return errId KErrNone if no error

     */

    int createVCards(const QVariant& value, QStringList& filelist);

    /**

     * Resolve name conflict when adding attachments to editor

     * @param suggestedName suggested file name to use

     * @return fully qualified path of the file in unieditor's temp folder

     */

    QString generateFileName(QString& suggestedName);

    /**

     * Fetch images 

     */

    void fetchImages();

    /**

     * Fetch contacts

     */

    void fetchContacts();

    /**

     * Fetch audio

     */

    void fetchAudio();

    /**

     * To hide/show chrome.

     */

    void hideChrome(bool hide);

    /**

     * To initialize view.

     */

    void initView();

    /**

     * Creates temp folder for editor.

     */

    bool createTempFolder();

    /**

     * Removes editors temp folder.

     */

    void removeTempFolder();

    /**

     * Attachment options in TBE

     * Row number of the TBE actions

     */

    enum TBE_AttachOption

    {

        TBE_PHOTO = 0x00, TBE_SOUND = 0x01, TBE_VCARD = 0x02

    };

    /**

     * Enable/Disable attachment options for slide-conformance

     * @param opt, row number of action in TBE

     * @param isEnabled, true/false

     */

    void setAttachOptionEnabled(MsgUnifiedEditorView::TBE_AttachOption opt,

            bool enable);

    /**

     * Addresses are all ok. Now parse not allowed chars away 

	 * before giving it to MTM

	 * @param addresses, list of ConvergedMessageAddress

     */

    void formatAddresses(ConvergedMessageAddressList& addresses);

private slots:

    /**

     * slot to add subject field.

     */

    void addSubject();

    /**

     * slot to add Cc,Bcc field.

     */

    void addCcBcc();

    /**

     * slot to handle Cc, Bcc group-box's toggle action

     */

    void updateOtherRecipientCount(bool state);

    /**

     * slot to change priority.

     */

    void changePriority();

    /**

     * slot to current delete message.

     */

    void deleteMessage();

    /**

     * slot to images fetched.

     */

    void imagesFetched(const QVariant& result );

    /**

     * slot to receive fetched contacts

     */

    void contactsFetched(const QVariant& value);

    /**

     * slot to send message.

     */

    void send();

    /**

     * slot to tell view to remove the attachment's container

     */

    void removeAttachmentContainer();

    /**

     * add attachments to the editor

     * @param files list of file paths

     */

    void addAttachments(QStringList files);

    /**

     * add an attachment to the editor

     * @return addition operation status

     */

    int addAttachment(const QString& filepath);

	/**

     * called when extention item is clicked.

     */

    void handleViewExtnActivated(HbListWidgetItem* item);

    /**

     * Signal emitted when an error is generated.

     * @param errorCode Error code.

     * @param errorMessage Error description.

     */

    void serviceRequestError(int errorCode, const QString& errorMessage);

    /**

     * Activate Input Blocker

     */

    void activateInputBlocker();

    /**

     * Deactivate Input Blocker

     */

    void deactivateInputBlocker();

    /**

     * Resizes the view when VKB is opened.

     * This slot is triggered when vkb is opened.

     */

    void vkbOpened();

    /**

     * Resizes the view when VKB is closed.

     * This slot is triggered when VKB focus is lost.

     */

    void vkbClosed();

    /**

     * Slot to do delayed construction.

     */

    void doDelayedConstruction();

    /**

     * Sets focus to item.

     */

    void setFocus(MsgUnifiedEditorBaseWidget* item);

    /**

     * Listens to contentChanged signal of various fields.

     */

    void onContentChanged();

	/**

     * This slot is called when delete message dialog is launched.

     * @param action selected action (yes or no).

     */

    void onDialogDeleteMsg(HbAction* action);

	/**

     * This slot is called when define sms settings dialog is launched.

     * @param action selected action (yes or no).

     */

    void onDialogSmsSettings(HbAction* action);

    /**

     * This slot is called when define mms settings dialog is launched.

     * @param action selected action (yes or no).

     */

    void onDialogMmsSettings(HbAction* action);    

	/**

     * Enable/Disable send tool button.

     * @param true/false to enable/disable.

     */

     void enableSendButton(bool enable);

     /**

      * This slot is triggered when vkb is about to be opened.

      */

     void vkbAboutToOpen();

     /**

      * This slot is triggered when vkb is about to be closed.

      */

     void vkbAboutToClose();

private:

    HbAction* mSubjectAction;

    HbAction* mCcBccAction;

    HbAction* mSendAction;

    QGraphicsLinearLayout* mMainLayout;

    MsgUnifiedEditorSubject* mSubjectField;

    MsgUnifiedEditorAddress* mToField;

    MsgUnifiedEditorAddress* mCcField;

    MsgUnifiedEditorAddress* mBccField;

    MsgUnifiedEditorBody*   mBody;

    HbWidget* mContentWidget;

    MsgUnifiedEditorMonitor* mMsgMonitor;

    MsgAttachmentContainer* mAttachmentContainer;

    UniEditorPluginLoader* mPluginLoader;

    ConvergedMessageId mOpenedMessageId;

    ConvergedMessage::MessageType mmOpenedMessageType;

	bool mCanSaveToDrafts;

	HbAction *mAttachAction;

	/**

	 * TBE's content widget

	 */

	HbListWidget* mTBExtnContentWidget;

    /**

     * Instance of VKB host

     */

	HbAbstractVkbHost* mVkbHost;

	friend class MsgUnifiedEditorMonitor;

    };

#endif //MSG_UNIFIED_EDITOR_VIEW_H