/*

 * 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:

 *

 */

#include "msgeditorwidget.h"

// SYSTEM INCLUDES

#include <HbStyle>

#include <HbPushButton>

#include <qgraphicsscene.h>

#include "debugtraces.h"

// LOCAL CONSTANTS

const QString PLUGINPATH("conversationviewplugin.dll");

const QString SMS_SERVICE("messaging.mserver.sms");

const QString SEND_BUTTON(QObject::tr("Send"));

const QString SEND_ICON(":/icons/qtg_mono_send.png");

QGraphicsItem* FOCUSITEM = 0;

//---------------------------------------------------------------

// MsgEditorWidget::MsgEditorWidget

// @see header

//---------------------------------------------------------------

MsgEditorWidget::MsgEditorWidget(QGraphicsItem *parent) :

    HbWidget(parent), mServiceId(SMS_SERVICE), mMsgEditor(NULL),

    mSendButton(NULL)

{

    int baseId = style()->registerPlugin(PLUGINPATH);

    #ifdef _DEBUG_TRACES_

    qDebug() << "MsgEditorWidget BASE ID --->" << baseId;

    #endif

    setPluginBaseId(baseId);

    // Initialize the widget.

    init();

}

//---------------------------------------------------------------

// MsgEditorWidget::init

// @see header

//---------------------------------------------------------------

void MsgEditorWidget::init()

{

    // Create mandatory element of mesh layout.

    mMsgEditor = new MsgEditor(this);

    mMsgEditor->setMaxRows(5); // NOTE: Don't remove this line.

    HbStyle::setItemName(mMsgEditor, "msgEditor");

    mSendButton = new HbPushButton(this);

    HbStyle::setItemName(mSendButton, "sendButton");

    mSendButton->setIcon(HbIcon(SEND_ICON));

    mSendButton->setEnabled(false);

    FOCUSITEM = mSendButton;

    connect(mSendButton, SIGNAL(clicked()),this, SLOT(onClicked()));

    connect(mMsgEditor, SIGNAL(replyStarted()),this, SIGNAL(replyStarted()));

    connect(mMsgEditor, SIGNAL(textChanged(QString)),this,SLOT(onTextChanged(QString)));

}

//---------------------------------------------------------------

// MsgEditorWidget::~MsgEditorWidget

// @see header

//---------------------------------------------------------------

MsgEditorWidget::~MsgEditorWidget()

{

    style()->unregisterPlugin(PLUGINPATH);

}

//---------------------------------------------------------------

// MsgEditorWidget::serviceId

// @see header

//---------------------------------------------------------------

const QString& MsgEditorWidget::serviceId()

{

    return mServiceId;

}

//---------------------------------------------------------------

// MsgEditorWidget::content

// @see header

//---------------------------------------------------------------

QString MsgEditorWidget::content() const

{

    return mMsgEditor->text();

}

//---------------------------------------------------------------

// MsgEditorWidget::setContent

// @see header

//---------------------------------------------------------------

void MsgEditorWidget::setContent(const QString &text)

{

    mMsgEditor->setText(text);

}

//---------------------------------------------------------------

// MsgEditorWidget::clear

// @see header

//---------------------------------------------------------------

void MsgEditorWidget::clear()

{

    mMsgEditor->setText(QString());

    mMsgEditor->setCursorVisibility(Hb::TextCursorHidden);

}

//---------------------------------------------------------------

// MsgEditorWidget::clear

// @see header

//---------------------------------------------------------------

void MsgEditorWidget::onTextChanged(const QString& str)

{

    if(str.length() > 0 )

        {

        if(!mSendButton->isEnabled())

            {

            mSendButton->setFocusProxy(mMsgEditor);

            mSendButton->setEnabled(true);

            }

        }

    else

        {

        if(mSendButton->isEnabled())

            {

            mSendButton->setFocusProxy(0);

            mSendButton->setEnabled(false);

            }

        }

}

//---------------------------------------------------------------

// MsgEditor::onClicked

// @see header

//---------------------------------------------------------------

void MsgEditorWidget::onClicked()

    {    

    mSendButton->setFocusProxy(0);

    mMsgEditor->setFocusProxy(mSendButton);

    this->scene()->clearFocus();

    this->scene()->setFocusItem(mSendButton);

    mMsgEditor->setFocusProxy(0);

    mMsgEditor->setCursorVisibility(Hb::TextCursorHidden);

    emit sendMessage();

    }

//---------------------------------------------------------------

// MsgEditor::MsgEditor

// @see header

//---------------------------------------------------------------

MsgEditor::MsgEditor(QGraphicsItem *parent)

:HbLineEdit(parent)

    {

    }

//---------------------------------------------------------------

// MsgEditor::focusInEvent

// @see header

//---------------------------------------------------------------

void MsgEditor::focusInEvent(QFocusEvent *event)

 {

    if(event->reason() == Qt::MouseFocusReason)

    {

        HbLineEdit::focusInEvent(event);

        FOCUSITEM->setFocusProxy(this);

        setCursorVisibility(Hb::TextCursorVisible);

        emit replyStarted();

    }

    else

    {

        setCursorVisibility(Hb::TextCursorHidden);

    }

 }

//---------------------------------------------------------------

// MsgEditor::focusOutEvent

// @see header

//---------------------------------------------------------------

void MsgEditor::focusOutEvent(QFocusEvent * event)

    {

    FOCUSITEM->setFocusProxy(0);

    setCursorVisibility(Hb::TextCursorHidden);

    HbLineEdit::focusOutEvent(event);  

    }

// EOF