X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fchatitem.h;h=0710b6afaf47aea2a650c2af21a45cc468823810;hp=d6888c3e8de474cd89f0b94845df499922230d15;hb=f64ded9b73ed4eb09d3e2c14cddc0ead1e269185;hpb=209c692cb560ba979442d2f75ed08b4f6adf3120

diff --git a/src/qtui/chatitem.h b/src/qtui/chatitem.h
index d6888c3e..0710b6af 100644
--- a/src/qtui/chatitem.h
+++ b/src/qtui/chatitem.h
@@ -22,60 +22,238 @@
 #define CHATITEM_H_
 
 #include <QGraphicsItem>
+#include <QObject>
 
-#include "chatline.h"
 #include "chatlinemodel.h"
+#include "chatscene.h"
 #include "uistyle.h"
+#include "qtui.h"
 
 class QTextLayout;
+struct ChatItemPrivate;
 
 class ChatItem : public QGraphicsItem {
+protected:
+  ChatItem(const qreal &width, const qreal &height, const QPointF &pos, QGraphicsItem *parent);
+  virtual ~ChatItem();
+
+public:
+  inline const QAbstractItemModel *model() const;
+  inline int row() const;
+  virtual ChatLineModel::ColumnType column() const = 0;
+  inline ChatScene *chatScene() const { return qobject_cast<ChatScene *>(scene()); }
+
+  inline QRectF boundingRect() const { return _boundingRect; }
+  inline qreal width() const { return _boundingRect.width(); }
+  inline qreal height() const { return _boundingRect.height(); }
+
+  QTextLayout *createLayout(QTextOption::WrapMode, Qt::Alignment = Qt::AlignLeft) const;
+  virtual void doLayout();
+  void clearLayout();
+
+  virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+  enum { Type = ChatScene::ChatItemType };
+  virtual inline int type() const { return Type; }
+
+  QVariant data(int role) const;
+
+  // selection stuff, to be called by the scene
+  QString selection() const;
+  void clearSelection();
+  void setFullSelection();
+  void continueSelecting(const QPointF &pos);
+  bool hasSelection() const;
+  bool isPosOverSelection(const QPointF &pos) const;
+
+  QList<QRectF> findWords(const QString &searchWord, Qt::CaseSensitivity caseSensitive);
+
+  virtual void handleClick(const QPointF &pos, ChatScene::ClickMode);
+
+protected:
+  virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
+  virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
+  virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+
+  inline QTextLayout *layout() const;
+
+  virtual QTextLayout::FormatRange selectionFormat() const;
+  virtual inline QVector<QTextLayout::FormatRange> additionalFormats() const { return QVector<QTextLayout::FormatRange>(); }
+
+  qint16 posToCursor(const QPointF &pos) const;
+
+  inline bool hasPrivateData() const { return (bool)_data; }
+  ChatItemPrivate *privateData() const;
+  virtual inline ChatItemPrivate *newPrivateData();
+
+  // WARNING: setGeometry and setHeight should not be used without either:
+  //  a) calling prepareGeometryChange() immediately before setColumns()
+  //  b) calling Chatline::setPos() immediately afterwards
+  inline void setGeometry(qreal width, qreal height) {
+    _boundingRect.setWidth(width);
+    _boundingRect.setHeight(height);
+  }
+  inline void setHeight(const qreal &height) {
+    _boundingRect.setHeight(height);
+  }
+  inline void setWidth(const qreal &width) {
+    _boundingRect.setWidth(width);
+  }
+
+private:
+  // internal selection stuff
+  void setSelection(int start, int length);
+
+  ChatItemPrivate *_data;
+  QRectF _boundingRect;
+
+  enum SelectionMode { NoSelection, PartialSelection, FullSelection };
+  SelectionMode _selectionMode;
+  qint16 _selectionStart, _selectionEnd;
+
+  friend class ChatLine;
+};
+
+struct ChatItemPrivate {
+  QTextLayout *layout;
+  ChatItemPrivate(QTextLayout *l) : layout(l) {}
+  ~ChatItemPrivate() {
+    delete layout;
+  }
+};
+
+// inlines of ChatItem
+QTextLayout *ChatItem::layout() const { return privateData()->layout; }
+ChatItemPrivate *ChatItem::newPrivateData() { return new ChatItemPrivate(createLayout(QTextOption::WrapAnywhere)); }
 
-  public:
-    ChatItem(const QPersistentModelIndex &index, QGraphicsItem *parent);
-    virtual ~ChatItem();
+// ************************************************************
+// TimestampChatItem
+// ************************************************************
 
-    inline QPersistentModelIndex index() const { return _index; }
-    inline const MessageModel *model() const { return _index.isValid() ? qobject_cast<const MessageModel *>(_index.model()) : 0; }
-    inline int row() const { return _index.isValid() ? _index.row() : 0; }
+//! A ChatItem for the timestamp column
+class TimestampChatItem : public ChatItem {
+public:
+  TimestampChatItem(const qreal &width, const qreal &height, QGraphicsItem *parent) : ChatItem(width, height, QPointF(0, 0), parent) {}
+  enum { Type = ChatScene::TimestampChatItemType };
+  virtual inline int type() const { return Type; }
+  virtual inline ChatLineModel::ColumnType column() const { return ChatLineModel::TimestampColumn; }
+};
+
+// ************************************************************
+// SenderChatItem
+// ************************************************************
+//! A ChatItem for the sender column
+class SenderChatItem : public ChatItem {
+public:
+  SenderChatItem(const qreal &width, const qreal &height, const QPointF &pos, QGraphicsItem *parent) : ChatItem(width, height, pos, parent) {}
+  virtual inline ChatLineModel::ColumnType column() const { return ChatLineModel::SenderColumn; }
+
+protected:
+  virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+  enum { Type = ChatScene::SenderChatItemType };
+  virtual inline int type() const { return Type; }
+  virtual inline ChatItemPrivate *newPrivateData() { return new ChatItemPrivate(createLayout(QTextOption::ManualWrap, Qt::AlignRight)); }
+};
+
+// ************************************************************
+// ContentsChatItem
+// ************************************************************
+struct ContentsChatItemPrivate;
+
+//! A ChatItem for the contents column
+class ContentsChatItem : public ChatItem {
+public:
+  ContentsChatItem(const qreal &width, const QPointF &pos, QGraphicsItem *parent);
 
-    inline QFontMetricsF *fontMetrics() const { return _fontMetrics; }
-    inline virtual QRectF boundingRect() const { return _boundingRect; }
-    inline qreal width() const { return _boundingRect.width(); }
-    inline qreal height() const { return _boundingRect.height(); }
+  enum { Type = ChatScene::ContentsChatItemType };
+  virtual inline int type() const { return Type; }
 
-    inline bool haveLayout() const { return _layout != 0; }
-    void clearLayout();
-    void updateLayout();
-    virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+  inline ChatLineModel::ColumnType column() const { return ChatLineModel::ContentsColumn; }
+  inline QFontMetricsF *fontMetrics() const { return _fontMetrics; }
 
-    virtual QVariant data(int role) const;
-    //QString text() const;
-    //void setText(const UiStyle::StyledText &text);
+protected:
+  virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
+  virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
+  virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
+  virtual void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);
 
-    //QTextOption textOption() const;
-    //void setTextOption(const QTextOption &option);
+  virtual void handleClick(const QPointF &pos, ChatScene::ClickMode clickMode);
 
-    // returns height
-    int setWidth(int width);
-    //virtual void layout();
+  virtual QVector<QTextLayout::FormatRange> additionalFormats() const;
 
-  protected:
-    //void mouseMoveEvent ( QGraphicsSceneMouseEvent * event );
+  virtual void doLayout();
+  virtual inline ChatItemPrivate *newPrivateData();
+
+private:
+  struct Clickable;
+  class WrapColumnFinder;
+
+  inline ContentsChatItemPrivate *privateData() const;
+
+  QList<Clickable> findClickables() const;
+  void endHoverMode();
+  void showWebPreview(const Clickable &click);
+  void clearWebPreview();
+
+  qreal setGeometryByWidth(qreal w);
+  friend class ChatLine;
+  friend struct ContentsChatItemPrivate;
+
+  QFontMetricsF *_fontMetrics;
+};
 
-  private:
-    int heightForWidth(int width);
-    void layout();
+struct ContentsChatItem::Clickable {
+  // Don't change these enums without also changing the regexps in analyze()!
+  enum Type {
+    Invalid = -1,
+    Url = 0,
+    Channel = 1,
+    Nick = 2
+  };
 
-    QRectF _boundingRect;
-    QFontMetricsF *_fontMetrics;
-    quint8 _lines;
-    //QTextLayout _layout;
-    //QTextOption _textOption;
-    QPersistentModelIndex _index;
+  Type type;
+  quint16 start;
+  quint16 length;
 
-    QTextLayout *_layout;
-    QList<quint16> _wrapPositions;
+  inline Clickable() : type(Invalid) {};
+  inline Clickable(Type type_, quint16 start_, quint16 length_) : type(type_), start(start_), length(length_) {};
+  inline bool isValid() const { return type != Invalid; }
 };
 
+struct ContentsChatItemPrivate : ChatItemPrivate {
+  ContentsChatItem *contentsItem;
+  QList<ContentsChatItem::Clickable> clickables;
+  ContentsChatItem::Clickable currentClickable;
+
+  ContentsChatItemPrivate(QTextLayout *l, const QList<ContentsChatItem::Clickable> &c, ContentsChatItem *parent)
+  : ChatItemPrivate(l), contentsItem(parent), clickables(c) {}
+};
+
+//inlines regarding ContentsChatItemPrivate
+ChatItemPrivate *ContentsChatItem::newPrivateData() { return new ContentsChatItemPrivate(createLayout(QTextOption::WrapAnywhere), findClickables(), this); }
+ContentsChatItemPrivate *ContentsChatItem::privateData() const { return (ContentsChatItemPrivate *)ChatItem::privateData(); }
+
+class ContentsChatItem::WrapColumnFinder {
+public:
+  WrapColumnFinder(ChatItem *parent);
+  ~WrapColumnFinder();
+
+  qint16 nextWrapColumn();
+
+private:
+  ChatItem *item;
+  QTextLayout *layout;
+  QTextLine line;
+  ChatLineModel::WrapList wrapList;
+  qint16 wordidx;
+  qint16 lineCount;
+  qreal choppedTrailing;
+};
+
+/*************************************************************************************************/
+
+// Avoid circular include deps
+#include "chatline.h"
+const QAbstractItemModel *ChatItem::model() const { return static_cast<ChatLine *>(parentItem())->model(); }
+int ChatItem::row() const { return static_cast<ChatLine *>(parentItem())->row(); }
+
 #endif