* 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 "columnhandleitem.h"
+
class AbstractUiMsg;
-class Buffer;
class ChatItem;
class ChatLine;
-class ColumnHandleItem;
class QGraphicsSceneMouseEvent;
ChatScene(QAbstractItemModel *model, const QString &idString, QObject *parent);
virtual ~ChatScene();
- Buffer *buffer() const;
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; }
+
+ inline QRectF firstColumnHandleRect() const { return firstColHandle->boundingRect().translated(firstColHandle->x(), 0); }
+ inline QRectF secondColumnHandleRect() const { return secondColHandle->boundingRect().translated(secondColHandle->x(), 0); }
public slots:
void setWidth(qreal);
- // these are used by the chatitems to notify the scene
+ // 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);
+ void startGlobalSelection(ChatItem *item, const QPointF &itemPos);
+ void putToClipboard(const QString &);
+
+ void requestBacklog();
signals:
void heightChanged(qreal height);
+ void heightChangedAt(qreal ypos, qreal hdiff);
protected:
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *mouseEvent);
protected slots:
void rowsInserted(const QModelIndex &, int, int);
+ void rowsAboutToBeRemoved(const QModelIndex &, int, int);
private slots:
void rectChanged(const QRectF &);
void handlePositionChanged(qreal xpos);
private:
+ void setHandleXLimits();
+ 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