/*

 * 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:

 *

 */

#ifndef MSGEDITORWIDGET_H

#define MSGEDITORWIDGET_H

// SYSTEM INCLUDES

#include <HbWidget>

#include <HbLineEdit>

// FORWARD DECLARATIONS

class HbPushButton;

class HbFrameItem;

class HbTextItem;

class HbAction;

class UniEditorPluginLoader;

class UniEditorPluginInterface;

class UniEditorGenUtils;

/**

 * Custom editor class

 */

class MsgEditor : public HbLineEdit

{

Q_OBJECT

public:    

    /**

     * Constructor

     */

    MsgEditor(QGraphicsItem *parent = 0);

    /**

     * Foucus in Event method from  HbAbstractEdit

     */

protected:

    /**

     * reimplemented from base class.

     */

    void focusInEvent(QFocusEvent *event);    

signals:  

    /**

     * Signal emitted when the focus in event comes

     * i.e. when editor is tapped for reply

     */ 

     void replyStarted();

};

/**

 * This class is a custom layout widget for Msg Editor.

 */

class MsgEditorWidget : public HbWidget

{

Q_OBJECT

public:

    /**

     * Constructor

     */

    MsgEditorWidget(QGraphicsItem *parent = 0);

    /**

     * Destructor

     */

    virtual ~MsgEditorWidget();

public:

    /* Setter/Getter methods */

    /**

     * Returns the editor's contents.

     * @return Editor contents

     */

    QString content() const;

    /**

     * Set the editor's content.

     * @param contentText content text to set.

     */

    void setContent(const QString &contentText);

    /**

     * This function does initialisations needed for character counter

     */

    void setEncodingSettingsL();

signals:

    /**

     * Emitted when send button from virtual ITUT is pressed.

     */

    void sendMessage();

    /**

     * Signal emitted when the focus in event comes

     * i.e. when editor is tapped for reply

     */ 

    void replyStarted();

    /**

     * Signal emitted when the sms char limit is reached

     */ 

    void smsCharLimitReached();

public slots:

    /**

     * Clears the content.

     */

    void clear();

private slots:

    /**

     * Called when editor content is chaged. to enable/disable send button.

     */

    void onTextChanged(const QString& str);

    /**

     * called when send button is clicked.

     */

    void onClicked();

    /**

     * called the timer expires and handles the case when sms char limit is

     * reached

     */

	 void handleSmsCharLimitReached();

	 /**

     * called when send button is pressed/released.

     */  

    void onPressed();

    void onReleased();

	/**

     * This slot is called when sms char limit reached dialog is launched.

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

     */	

    void onSmsCharLimitReached(HbAction* action);

private:

    /**

     * Initialization function.

     */

    void init();

	 /**

	  * To update back ground.

	  */

    void updateButtonBackgroundAndColor(const QString& bg,const QString& iconColor);

private:

    /**

     * Instance of message edit.

     * Will be deleted automatically by parent.

     * Own.

     */

    MsgEditor *mMsgEditor;

    /**

     * Instance of push button.

     * Will be deleted automatically by parent.

     * Own.

     */

    HbPushButton *mSendButton;

    /**

     * Instance of HbTextItem

     * Will be deleted automatically by parent.

     * Own.

     */

    HbTextItem *mCharCounter;

    /**

     * Instance of HbFrameItem

     * Will be deleted automatically by parent.

     * Own.

     */

    HbFrameItem* mBackgroundItem;

    /**

     * Holds the previous buffer inside msgeditor

     */

    QString mPrevBuffer;

    /**

     * Holds char type supported

     */

    int mCharSupportType;

    /**

     * Instance of UniEditorPluginInterface

     * Will be deleted automatically by parent.

     * Own.

     */

    UniEditorPluginInterface* mPluginInterface;

    /**

     * Instance of UniEditorPluginLoader

     * Will be deleted when UniEditorPluginInterface object is deleted

     * Not Own.

     */

    UniEditorPluginLoader* mPluginLoader;

    /**

     * Instance of UniEditorGenUtils

     * Own.

     */

    UniEditorGenUtils* mEditorUtils;

    /**

     * Indication for sms char limt reached

     */

    bool mSmsCharLimitReached;

#ifdef MSGUI_UNIT_TEST

    /**

     * Unit Testing

     */

    friend class TestMsgEditorWidget;

#endif

};

#endif // MSGEDITORWIDGET_H

// EOF