* 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 "types.h"
+#include "columnhandleitem.h"
+
class AbstractUiMsg;
-class Buffer;
-class BufferId;
class ChatItem;
class ChatLine;
-class ColumnHandleItem;
class QGraphicsSceneMouseEvent;
class ChatScene : public QGraphicsScene {
Q_OBJECT
- public:
- ChatScene(QAbstractItemModel *model, const QString &idString, QObject *parent);
- virtual ~ChatScene();
-
- inline QAbstractItemModel *model() const { return _model; }
- inline QString idString() const { return _idString; }
-
- inline bool isFetchingBacklog() const;
- inline bool isBacklogFetchingEnabled() const;
- inline BufferId bufferForBacklogFetching() const;
+public:
+ ChatScene(QAbstractItemModel *model, const QString &idString, qreal width, QObject *parent);
+ virtual ~ChatScene();
- public slots:
- void setWidth(qreal);
+ inline QAbstractItemModel *model() const { return _model; }
+ inline QString idString() const { return _idString; }
- // 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);
+ 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; }
- void setIsFetchingBacklog(bool);
- inline void setBufferForBacklogFetching(BufferId buffer);
+ inline QRectF firstColumnHandleRect() const { return firstColHandle->boundingRect().translated(firstColHandle->x(), 0); }
+ inline QRectF secondColumnHandleRect() const { return secondColHandle->boundingRect().translated(secondColHandle->x(), 0); }
- signals:
- void heightChanged(qreal height);
+public slots:
+ void setWidth(qreal, bool forceReposition = false);
- protected:
- virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *mouseEvent);
- virtual void mousePressEvent(QGraphicsSceneMouseEvent *mouseEvent);
- virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *mouseEvent);
+ // 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 &);
- protected slots:
- void rowsInserted(const QModelIndex &, int, int);
- void modelReset();
+ void requestBacklog();
- private slots:
- void rectChanged(const QRectF &);
- void handlePositionChanged(qreal xpos);
+signals:
+ void sceneHeightChanged(qreal dh);
- private:
- void updateSelection(const QPointF &pos);
- QString selectionToString() const;
- void requestBacklogIfNeeded();
+protected:
+ virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *mouseEvent);
+ virtual void mousePressEvent(QGraphicsSceneMouseEvent *mouseEvent);
+ virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *mouseEvent);
- QString _idString;
- qreal _width, _height;
- QAbstractItemModel *_model;
- QList<ChatLine *> _lines;
+protected slots:
+ void rowsInserted(const QModelIndex &, int, int);
+ void rowsAboutToBeRemoved(const QModelIndex &, int, int);
- ColumnHandleItem *firstColHandle, *secondColHandle;
- qreal firstColHandlePos, secondColHandlePos;
+private slots:
+ void handlePositionChanged(qreal xpos);
- ChatItem *_selectingItem, *_lastItem;
- QSet<ChatLine *> _selectedItems;
- int _selectionStartCol, _selectionMinCol;
- int _selectionStart;
- int _selectionEnd;
- bool _isSelecting;
+private:
+ void setHandleXLimits();
+ void updateSelection(const QPointF &pos);
+ QString selectionToString() const;
- bool _fetchingBacklog;
- BufferId _backlogFetchingBuffer;
- MsgId _lastBacklogOffset;
- int _lastBacklogSize;
-};
-
-bool ChatScene::isFetchingBacklog() const {
- return _fetchingBacklog;
-}
+ QString _idString;
+ QAbstractItemModel *_model;
+ QList<ChatLine *> _lines;
+ bool _singleBufferScene;
-bool ChatScene::isBacklogFetchingEnabled() const {
- return _backlogFetchingBuffer.isValid();
-}
+ ColumnHandleItem *firstColHandle, *secondColHandle;
+ qreal firstColHandlePos, secondColHandlePos;
-BufferId ChatScene::bufferForBacklogFetching() const {
- return _backlogFetchingBuffer;
-}
+ ChatItem *_selectingItem;
+ int _selectionStartCol, _selectionMinCol;
+ int _selectionStart;
+ int _selectionEnd;
+ int _firstSelectionRow, _lastSelectionRow;
+ bool _isSelecting;
-void ChatScene::setBufferForBacklogFetching(BufferId buf) {
- _backlogFetchingBuffer = buf;
-}
+ int _lastBacklogSize;
+};
#endif