#ifndef _CHATSCENE_H_
#define _CHATSCENE_H_
+#include <QAbstractItemModel>
#include <QGraphicsScene>
-
-#include "messagemodel.h"
+#include <QSet>
class AbstractUiMsg;
class Buffer;
class ChatItem;
class ChatLine;
+class ColumnHandleItem;
+
class QGraphicsSceneMouseEvent;
class ChatScene : public QGraphicsScene {
Q_OBJECT
public:
- ChatScene(MessageModel *model, QObject *parent);
+ ChatScene(QAbstractItemModel *model, const QString &idString, QObject *parent);
virtual ~ChatScene();
Buffer *buffer() const;
- inline MessageModel *model() const { return _model; }
+ inline QAbstractItemModel *model() const { return _model; }
+ inline QString idString() const { return _idString; }
public slots:
- void setWidth(int);
+ void setWidth(qreal);
+
+ // these are used by the chatitems to notify the scene and manage selections
+ void setSelectingItem(ChatItem *item);
+ ChatItem *selectingItem() const { return _selectingItem; }
+ void startGlobalSelection(ChatItem *item, const QPointF &itemPos);
+
+ signals:
+ void heightChanged(qreal height);
+
+ protected:
+ virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *mouseEvent);
+ virtual void mousePressEvent(QGraphicsSceneMouseEvent *mouseEvent);
+ virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *mouseEvent);
protected slots:
void rowsInserted(const QModelIndex &, int, int);
- void mousePressEvent ( QGraphicsSceneMouseEvent * mouseEvent );
+ void modelReset();
+
+ private slots:
+ void rectChanged(const QRectF &);
+ void handlePositionChanged(qreal xpos);
private:
- int _width, _height;
- int _timestampWidth, _senderWidth;
- MessageModel *_model;
+ void updateSelection(const QPointF &pos);
+ QString selectionToString() const;
+
+ QString _idString;
+ qreal _width, _height;
+ QAbstractItemModel *_model;
QList<ChatLine *> _lines;
+ ColumnHandleItem *firstColHandle, *secondColHandle;
+ qreal firstColHandlePos, secondColHandlePos;
+
+ ChatItem *_selectingItem, *_lastItem;
+ QSet<ChatLine *> _selectedItems;
+ int _selectionStartCol, _selectionMinCol;
+ int _selectionStart;
+ int _selectionEnd;
+ bool _isSelecting;
};
#endif