X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fchatscene.h;h=e06d22df4c104771fecfdac11a071e52d170da4e;hp=fd72010670ece4e05d44a015e4831df34c333355;hb=faa66f7e00aeeea661b46f01bdfc715567eef669;hpb=da2b5b2e4e2b0ea1847a0a5f0cb4a3752fc655c9 diff --git a/src/qtui/chatscene.h b/src/qtui/chatscene.h index fd720106..e06d22df 100644 --- a/src/qtui/chatscene.h +++ b/src/qtui/chatscene.h @@ -1,5 +1,5 @@ /*************************************************************************** - * Copyright (C) 2005-08 by the Quassel Project * + * Copyright (C) 2005-2016 by the Quassel Project * * devel@quassel-irc.org * * * * This program is free software; you can redistribute it and/or modify * @@ -15,45 +15,263 @@ * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the * * Free Software Foundation, Inc., * - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * ***************************************************************************/ -#ifndef _CHATSCENE_H_ -#define _CHATSCENE_H_ +#ifndef CHATSCENE_H_ +#define CHATSCENE_H_ +#include +#include +#include #include +#include +#include +#include -#include "messagemodel.h" +#include "chatlinemodel.h" +#include "messagefilter.h" class AbstractUiMsg; -class Buffer; class ChatItem; class ChatLine; +class ChatView; +class ColumnHandleItem; +class MarkerLineItem; +class WebPreviewItem; + class QGraphicsSceneMouseEvent; -class ChatScene : public QGraphicsScene { - Q_OBJECT +class ChatScene : public QGraphicsScene +{ + Q_OBJECT + +public: + enum CutoffMode { + CutoffLeft, + CutoffRight + }; + + enum ItemType { + ChatLineType = QGraphicsItem::UserType + 1, + ChatItemType, + TimestampChatItemType, + SenderChatItemType, + ContentsChatItemType, + SearchHighlightType, + WebPreviewType, + ColumnHandleType, + MarkerLineType + }; - public: - ChatScene(MessageModel *model, QObject *parent); + enum ClickMode { + NoClick, + DragStartClick, + SingleClick, + DoubleClick, + TripleClick + }; + + ChatScene(QAbstractItemModel *model, const QString &idString, qreal width, ChatView *parent); virtual ~ChatScene(); - Buffer *buffer() const; - inline MessageModel *model() const { return _model; } + inline QAbstractItemModel *model() const { return _model; } + inline MessageFilter *filter() const { return qobject_cast(_model); } + inline QString idString() const { return _idString; } + + int rowByScenePos(qreal y) const; + inline int rowByScenePos(const QPointF &pos) const { return rowByScenePos(pos.y()); } + ChatLineModel::ColumnType columnByScenePos(qreal x) const; + inline ChatLineModel::ColumnType columnByScenePos(const QPointF &pos) const { return columnByScenePos(pos.x()); } + + ChatView *chatView() const; + ChatItem *chatItemAt(const QPointF &pos) const; + inline ChatLine *chatLine(int row) const { return (row < _lines.count()) ? _lines.value(row) : 0; } + inline ChatLine *chatLine(const QModelIndex &index) const { return _lines.value(index.row()); } + + //! Find the ChatLine belonging to a MsgId + /** Searches for the ChatLine belonging to a MsgId. If there are more than one ChatLine with the same msgId, + * the first one is returned. + * Note that this method performs a binary search, hence it has as complexity of O(log n). + * If matchExact is false, and we don't have an exact match for the given msgId, we return the visible line right + * above the requested one. + * \param msgId The message ID to look for + * \param matchExact Whether we find only exact matches + * \param ignoreDayChange Whether we ignore day change messages + * \return The ChatLine corresponding to the given MsgId + */ + ChatLine *chatLine(MsgId msgId, bool matchExact = true, bool ignoreDayChange = true) const; + + inline ChatLine *lastLine() const { return _lines.count() ? _lines.last() : 0; } + + inline MarkerLineItem *markerLine() const { return _markerLine; } + + inline bool isSingleBufferScene() const { return _singleBufferId.isValid(); } + inline BufferId singleBufferId() const { return _singleBufferId; } + bool containsBuffer(const BufferId &id) const; + + ColumnHandleItem *firstColumnHandle() const; + ColumnHandleItem *secondColumnHandle() const; - public slots: - void setWidth(int); + inline CutoffMode senderCutoffMode() const { return _cutoffMode; } + inline void setSenderCutoffMode(CutoffMode mode) { _cutoffMode = mode; } + + QString selection() const; + bool hasSelection() const; + bool hasGlobalSelection() const; + bool isPosOverSelection(const QPointF &) const; + bool isGloballySelecting() const; + void initiateDrag(QWidget *source); + + bool isScrollingAllowed() const; + +public slots: + void updateForViewport(qreal width, qreal height); + void setWidth(qreal width); + void layout(int start, int end, qreal width); + + void resetColumnWidths(); + + void setMarkerLineVisible(bool visible = true); + void setMarkerLine(MsgId msgId = MsgId()); + void jumpToMarkerLine(bool requestBacklog); + + // 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 clearGlobalSelection(); + void clearSelection(); + void selectionToClipboard(QClipboard::Mode = QClipboard::Clipboard); + void stringToClipboard(const QString &str, QClipboard::Mode = QClipboard::Clipboard); + + void webSearchOnSelection(); + + void requestBacklog(); + +#if defined HAVE_WEBKIT || defined HAVE_WEBENGINE + void loadWebPreview(ChatItem *parentItem, const QUrl &url, const QRectF &urlRect); + void clearWebPreview(ChatItem *parentItem = 0); +#endif - protected slots: +signals: + void lastLineChanged(QGraphicsItem *item, qreal offset); + void layoutChanged(); // indicates changes to the scenerect due to resizing of the contentsitems + void mouseMoveWhileSelecting(const QPointF &scenePos); + +protected: + virtual void contextMenuEvent(QGraphicsSceneContextMenuEvent *contextMenuEvent); + virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *mouseEvent); + virtual void mousePressEvent(QGraphicsSceneMouseEvent *mouseEvent); + virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *mouseEvent); + virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *mouseEvent); + virtual void handleClick(Qt::MouseButton button, const QPointF &scenePos); + +protected slots: void rowsInserted(const QModelIndex &, int, int); - void mousePressEvent ( QGraphicsSceneMouseEvent * mouseEvent ); + void rowsAboutToBeRemoved(const QModelIndex &, int, int); + void dataChanged(const QModelIndex &, const QModelIndex &); + +private slots: + void firstHandlePositionChanged(qreal xpos); + void secondHandlePositionChanged(qreal xpos); +#if defined HAVE_WEBKIT || defined HAVE_WEBENGINE + void webPreviewNextStep(); +#endif + void showWebPreviewChanged(); + + /** + * Updates the local setting cache of whether or not to show sender brackets + */ + void showSenderBracketsChanged(); + + /** + * Updates the local setting cache of the timestamp format string + */ + void timestampFormatStringChanged(); + + /** + * Updates the status of whether or not the timestamp format string contains brackets + * + * When the timestamp contains brackets -and- showSenderBrackets is disabled, we need to + * automatically add brackets. This function checks if the timestamp has brackets and stores + * the result, rather than checking each time text is copied. + */ + void updateTimestampHasBrackets(); + + void rowsRemoved(); + + void clickTimeout(); + +private: + void setHandleXLimits(); + void updateSelection(const QPointF &pos); - private: - int _width, _height; - int _timestampWidth, _senderWidth; - MessageModel *_model; + ChatView *_chatView; + QString _idString; + QAbstractItemModel *_model; QList _lines; + BufferId _singleBufferId; + // calls to QChatScene::sceneRect() are very expensive. As we manage the scenerect ourselves + // we store the size in a member variable. + QRectF _sceneRect; + int _firstLineRow; // the first row to display (aka: not a daychange msg) + void updateSceneRect(qreal width); + inline void updateSceneRect() { updateSceneRect(_sceneRect.width()); } + void updateSceneRect(const QRectF &rect); + qreal _viewportHeight; + + MarkerLineItem *_markerLine; + bool _markerLineVisible, _markerLineValid, _markerLineJumpPending; + + ColumnHandleItem *_firstColHandle, *_secondColHandle; + qreal _firstColHandlePos, _secondColHandlePos; + int _defaultFirstColHandlePos, _defaultSecondColHandlePos; + CutoffMode _cutoffMode; + + ChatItem *_selectingItem; + int _selectionStartCol, _selectionMinCol; + int _selectionStart; + int _selectionEnd; + int _firstSelectionRow; + bool _isSelecting; + + QTimer _clickTimer; + ClickMode _clickMode; + QPointF _clickPos; + bool _clickHandled; + bool _leftButtonPressed; + + bool _showWebPreview; + + bool _showSenderBrackets; /// If true, show brackets around sender names + + QString _timestampFormatString; /// Format of the timestamp string + bool _timestampHasBrackets; /// If true, timestamp format has [brackets] of some sort + + static const int _webSearchSelectionTextMaxVisible = 24; + +#if defined HAVE_WEBKIT || defined HAVE_WEBENGINE + struct WebPreview { + enum PreviewState { + NoPreview, + NewPreview, + DelayPreview, + ShowPreview, + HidePreview + }; + ChatItem *parentItem; + QGraphicsItem *previewItem; + QUrl url; + QRectF urlRect; + PreviewState previewState; + QTimer timer; + WebPreview() : parentItem(0), previewItem(0), previewState(NoPreview) {} + }; + WebPreview webPreview; +#endif // HAVE_WEBKIT || HAVE_WEBENGINE }; + #endif