TextMessageListViewDelegate.h

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#ifndef TEXTMESSAGELISTVIEWDELEGATE_H
#define TEXTMESSAGELISTVIEWDELEGATE_H

#include <QStyledItemDelegate>
#include <QScopedPointer>
#include <QSize>

class TextMessageListViewDelegate : public QStyledItemDelegate
{
    Q_OBJECT
public:
    enum TextMessageWidgetRole
    {
        Conversation                     = 0,
        TextMessage                      = 1,
        TextMessageToReply               = 2
    };

    enum MessageListItemWidgetType
    {
        WholeConversation,
        SingleMessage
    };

    enum TextMessageTypeBySender
    {
        MessageSentFromDriver            = 0,
        MessageReceivedFromDispatching   = 1
    };

    enum TextConversationType
    {
        MultipleMessagesConversation     = 0, // text conversation contains more than one text message
        SingleMessageFromDriver          = 1, // text conversation contains single text message sent from driver to dispatching
        SingleMessageFromDispatching     = 2  // text conversation contains single text message received from dispatching
    };

    enum DataRole
    {
        WidgetRoleAsNumber               = Qt::UserRole + 100,
        TextMessageTypeAsNumber,
        ConversationTypeAsNumber,
        MessageID,
        MessageTime,
        MessageText,
        IsConversationRead,
        ItemWidthInPixels
    };

    explicit TextMessageListViewDelegate( QObject *parent = NULL );
    virtual ~TextMessageListViewDelegate();

    QSize sizeHint( const QStyleOptionViewItem &option, const QModelIndex &index ) const;
    void paint( QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index ) const;

private:

    class DataClass;
    QScopedPointer<DataClass> d;

};

#endif // TEXTMESSAGELISTVIEWDELEGATE_H