X-Git-Url: https://git.quassel-irc.org/?a=blobdiff_plain;ds=inline;f=src%2Fqtui%2Fchatscene.h;h=e72308e43e0dba33ea322bbcafd32e46d8a50af5;hb=dbefd590650e9053c7a1513a5f49aad3e582108a;hp=8701f697bbc84ba8790118dcfe7f31bc03af5d36;hpb=9ce42695baef3bdd6f61aaff23c4b59061e46fe6;p=quassel.git

diff --git a/src/qtui/chatscene.h b/src/qtui/chatscene.h
index 8701f697..e72308e4 100644
--- a/src/qtui/chatscene.h
+++ b/src/qtui/chatscene.h
@@ -23,9 +23,13 @@
 
 #include <QAbstractItemModel>
 #include <QGraphicsScene>
+#include <QSet>
+
+#include "types.h"
 
 class AbstractUiMsg;
 class Buffer;
+class BufferId;
 class ChatItem;
 class ChatLine;
 class ColumnHandleItem;
@@ -39,23 +43,45 @@ class ChatScene : public QGraphicsScene {
     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;
 
   public slots:
     void setWidth(qreal);
 
-  private slots:
-    void rectChanged(const QRectF &);
-    void handlePositionChanged(qreal xpos);
+    // 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 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;
@@ -63,6 +89,34 @@ class ChatScene : public QGraphicsScene {
 
     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