/***************************************************************************
- * Copyright (C) 2005-07 by the Quassel IRC Team *
+ * Copyright (C) 2005-08 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
+ * (at your option) version 3. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* 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 QGraphicsSceneMouseEvent;
class ChatScene : public QGraphicsScene {
Q_OBJECT
- public:
- ChatScene(Buffer *buffer, QObject *parent);
- virtual ~ChatScene();
+public:
+ ChatScene(QAbstractItemModel *model, const QString &idString, qreal width, QObject *parent);
+ virtual ~ChatScene();
+
+ 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, bool forceReposition = false);
+
+ // 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 sceneHeightChanged(qreal dh);
+
+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);
- Buffer *buffer() const;
+private slots:
+ void handlePositionChanged(qreal xpos);
- public slots:
+private:
+ void setHandleXLimits();
+ void updateSelection(const QPointF &pos);
+ QString selectionToString() const;
- protected slots:
- void appendMsg(AbstractUiMsg *msg);
- void prependMsg(AbstractUiMsg *msg);
+ QString _idString;
+ QAbstractItemModel *_model;
+ QList<ChatLine *> _lines;
+ bool _singleBufferScene;
- void mousePressEvent ( QGraphicsSceneMouseEvent * mouseEvent );
+ ColumnHandleItem *firstColHandle, *secondColHandle;
+ qreal firstColHandlePos, secondColHandlePos;
- private:
- Buffer *_buffer;
- QList<ChatLine*> _lines;
+ ChatItem *_selectingItem;
+ int _selectionStartCol, _selectionMinCol;
+ int _selectionStart;
+ int _selectionEnd;
+ int _firstSelectionRow, _lastSelectionRow;
+ bool _isSelecting;
+ int _lastBacklogSize;
};
#endif