#ifndef CHATITEM_H_
#define CHATITEM_H_
+#include <QAction>
#include <QGraphicsItem>
#include <QObject>
QList<QRectF> findWords(const QString &searchWord, Qt::CaseSensitivity caseSensitive);
+ virtual void addActionsToMenu(QMenu *menu, const QPointF &itemPos);
virtual void handleClick(const QPointF &pos, ChatScene::ClickMode);
protected:
+ enum SelectionMode {
+ NoSelection,
+ PartialSelection,
+ FullSelection
+ };
+
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
virtual QTextLayout::FormatRange selectionFormat() const;
virtual inline QVector<QTextLayout::FormatRange> additionalFormats() const { return QVector<QTextLayout::FormatRange>(); }
+ inline qint16 selectionStart() const { return _selectionStart; }
+ inline void setSelectionStart(qint16 start) { _selectionStart = start; }
+ inline qint16 selectionEnd() const { return _selectionEnd; }
+ inline void setSelectionEnd(qint16 end) { _selectionEnd = end; }
+ inline SelectionMode selectionMode() const { return _selectionMode; }
+ inline void setSelectionMode(SelectionMode mode) { _selectionMode = mode; }
+ void setSelection(SelectionMode mode, qint16 selectionStart, qint16 selectionEnd);
+
qint16 posToCursor(const QPointF &pos) const;
inline bool hasPrivateData() const { return (bool)_data; }
ChatItemPrivate *_data;
QRectF _boundingRect;
- enum SelectionMode { NoSelection, PartialSelection, FullSelection };
SelectionMode _selectionMode;
qint16 _selectionStart, _selectionEnd;
struct ChatItemPrivate {
QTextLayout *layout;
ChatItemPrivate(QTextLayout *l) : layout(l) {}
- ~ChatItemPrivate() {
+ virtual ~ChatItemPrivate() {
delete layout;
}
};
//! A ChatItem for the contents column
class ContentsChatItem : public ChatItem {
+ Q_DECLARE_TR_FUNCTIONS(ContentsChatItem);
+
public:
ContentsChatItem(const qreal &width, const QPointF &pos, QGraphicsItem *parent);
protected:
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
- virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
- virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
- virtual void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);
-
+ virtual void handleClick(const QPointF &pos, ChatScene::ClickMode clickMode);
+ virtual void addActionsToMenu(QMenu *menu, const QPointF &itemPos);
+ virtual void copyLinkToClipboard();
virtual QVector<QTextLayout::FormatRange> additionalFormats() const;
private:
struct Clickable;
+ class ActionProxy;
class WrapColumnFinder;
inline ContentsChatItemPrivate *privateData() const;
QList<Clickable> findClickables() const;
+ Clickable clickableAt(const QPointF &pos) const;
+
void endHoverMode();
void showWebPreview(const Clickable &click);
void clearWebPreview();
friend struct ContentsChatItemPrivate;
QFontMetricsF *_fontMetrics;
+
+ // we need a receiver for Action signals
+ static ActionProxy _actionProxy;
};
struct ContentsChatItem::Clickable {
ContentsChatItem *contentsItem;
QList<ContentsChatItem::Clickable> clickables;
ContentsChatItem::Clickable currentClickable;
- bool hasDragged;
+ ContentsChatItem::Clickable activeClickable;
ContentsChatItemPrivate(QTextLayout *l, const QList<ContentsChatItem::Clickable> &c, ContentsChatItem *parent)
- : ChatItemPrivate(l), contentsItem(parent), clickables(c), hasDragged(false) {}
+ : ChatItemPrivate(l), contentsItem(parent), clickables(c) {}
};
//inlines regarding ContentsChatItemPrivate
-ChatItemPrivate *ContentsChatItem::newPrivateData() { return new ContentsChatItemPrivate(createLayout(QTextOption::WrapAnywhere), findClickables(), this); }
+ChatItemPrivate *ContentsChatItem::newPrivateData() {
+ return new ContentsChatItemPrivate(createLayout(QTextOption::WrapAnywhere), findClickables(), this);
+}
ContentsChatItemPrivate *ContentsChatItem::privateData() const { return (ContentsChatItemPrivate *)ChatItem::privateData(); }
class ContentsChatItem::WrapColumnFinder {
qreal choppedTrailing;
};
+//! Acts as a proxy for Action signals targetted at a ContentsChatItem
+/** Since a ChatItem is not a QObject, hence cannot receive signals, we use a static ActionProxy
+ * as a receiver instead. This avoids having to handle ChatItem actions (e.g. context menu entries)
+ * outside the ChatItem.
+ */
+class ContentsChatItem::ActionProxy : public QObject {
+ Q_OBJECT
+
+public slots:
+ inline void copyLinkToClipboard() { item()->copyLinkToClipboard(); }
+
+private:
+ /// Returns the ContentsChatItem that should receive the action event.
+ /** For efficiency reasons, values are not checked for validity. You gotta make sure that you set the data() member
+ * in the Action correctly.
+ * @return The ChatItem from which the sending Action originated
+ */
+ inline ContentsChatItem *item() const {
+ return static_cast<ContentsChatItem *>(qobject_cast<QAction *>(sender())->data().value<void *>());
+ }
+};
+
/*************************************************************************************************/
// Avoid circular include deps