* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
-#ifndef _CHATSCENE_H_
-#define _CHATSCENE_H_
+#ifndef CHATSCENE_H_
+#define CHATSCENE_H_
+#include <QAbstractItemModel>
#include <QGraphicsScene>
+#include <QSet>
-#include "messagemodel.h"
+#include "types.h"
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; }
+
+ int sectionByScenePos(int x);
+ inline int sectionByScenePos(const QPoint &pos) { return sectionByScenePos(pos.x()); }
+ inline bool isSingleBufferScene() const { return _singleBufferScene; }
+ inline ChatLine *chatLine(int row) { return (row < _lines.count()) ? _lines[row] : 0; }
public slots:
+ 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);
+ void putToClipboard(const QString &);
+
+ void requestBacklog();
+
+ 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 rowsAboutToBeRemoved(const QModelIndex &, int, int);
- void mousePressEvent ( QGraphicsSceneMouseEvent * mouseEvent );
+ private slots:
+ void rectChanged(const QRectF &);
+ void handlePositionChanged(qreal xpos);
private:
- //Buffer *_buffer;
- //QList<ChatLine*> _lines;
- MessageModel *_model;
- QList<ChatItem *> _items;
+ void updateSelection(const QPointF &pos);
+ QString selectionToString() const;
+
+ QString _idString;
+ qreal _width, _height;
+ QAbstractItemModel *_model;
+ QList<ChatLine *> _lines;
+ bool _singleBufferScene;
+
+ ColumnHandleItem *firstColHandle, *secondColHandle;
+ qreal firstColHandlePos, secondColHandlePos;
+
+ ChatItem *_selectingItem;
+ int _selectionStartCol, _selectionMinCol;
+ int _selectionStart;
+ int _selectionEnd;
+ int _firstSelectionRow, _lastSelectionRow;
+ bool _isSelecting;
+ int _lastBacklogSize;
};
#endif