X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fchatscene.h;h=ce56f6b2a721208dc7b3827403f98abca4efcacc;hp=daabba7fc0d1b38559d812da77c01dd5c8c1327d;hb=9d22ec1fd8e8652744e6ea6c91de4a6ec5b2146c;hpb=39e2a78383295f86c5aa2dadbeac6f02b53eb7a4

diff --git a/src/qtui/chatscene.h b/src/qtui/chatscene.h
index daabba7f..ce56f6b2 100644
--- a/src/qtui/chatscene.h
+++ b/src/qtui/chatscene.h
@@ -23,9 +23,12 @@
 
 #include <QAbstractItemModel>
 #include <QGraphicsScene>
+#include <QSet>
+
+#include "types.h"
 
 class AbstractUiMsg;
-class Buffer;
+class BufferId;
 class ChatItem;
 class ChatLine;
 class ColumnHandleItem;
@@ -36,32 +39,87 @@ class ChatScene : public QGraphicsScene {
   Q_OBJECT
 
   public:
-    ChatScene(QAbstractItemModel *model, QObject *parent);
+    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; }
+
+    inline bool isFetchingBacklog() const;
+    inline bool isBacklogFetchingEnabled() const;
+    inline BufferId bufferForBacklogFetching() const;
+    int sectionByScenePos(int x);
+    inline int sectionByScenePos(const QPoint &pos) { return sectionByScenePos(pos.x()); }
+    inline bool isSingleBufferScene() const { return _singleBufferScene; }
 
   public slots:
     void setWidth(qreal);
 
-  private slots:
-    void rectChanged(const QRectF &);
+    // 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 setIsFetchingBacklog(bool);
+    inline void setBufferForBacklogFetching(BufferId buffer);
 
   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:
+    void updateSelection(const QPointF &pos);
+    QString selectionToString() const;
+    void requestBacklogIfNeeded();
+
+    QString _idString;
     qreal _width, _height;
     QAbstractItemModel *_model;
     QList<ChatLine *> _lines;
+    bool _singleBufferScene;
 
     ColumnHandleItem *firstColHandle, *secondColHandle;
     qreal firstColHandlePos, secondColHandlePos;
+
+    ChatItem *_selectingItem, *_lastItem;
+    QSet<ChatLine *> _selectedItems;
+    int _selectionStartCol, _selectionMinCol;
+    int _selectionStart;
+    int _selectionEnd;
+    bool _isSelecting;
+
+    bool _fetchingBacklog;
+    BufferId _backlogFetchingBuffer;
+    MsgId _lastBacklogOffset;
+    int _lastBacklogSize;
 };
 
+bool ChatScene::isFetchingBacklog() const {
+  return _fetchingBacklog;
+}
+
+bool ChatScene::isBacklogFetchingEnabled() const {
+  return _backlogFetchingBuffer.isValid();
+}
+
+BufferId ChatScene::bufferForBacklogFetching() const {
+  return _backlogFetchingBuffer;
+}
+
+void ChatScene::setBufferForBacklogFetching(BufferId buf) {
+  _backlogFetchingBuffer = buf;
+}
+
 #endif