Generalize Qt link gestures while preserving drag selection

tools/chatgui/src/chatview.cpp

@@ -154,7 +154,7 @@ void ChatView::mouseMoveEvent(QMouseEvent *event) {
     }
     if (!m_selecting) {
         QModelIndex idx = indexAt(viewport()->mapFrom(this, event->pos()));
-        const bool link = m_inviteHitTest && !m_inviteHitTest(idx, event->pos()).isEmpty();
+        const bool link = m_linkHitTest && !m_linkHitTest(idx, event->pos()).isEmpty();
         viewport()->setCursor(link ? Qt::PointingHandCursor : Qt::ArrowCursor);
         if (idx != QModelIndex(m_lastHovered)) {
             m_lastHovered = idx;
@@ -185,11 +185,11 @@ void ChatView::mouseReleaseEvent(QMouseEvent *event) {
     const QModelIndex pressed(m_pressIndex);
     if (event->button() == Qt::LeftButton && !m_selecting && pressed.isValid() &&
         (event->pos() - m_pressPos).manhattanLength() < 5 && indexAt(event->pos()) == pressed) {
-        const QString link = m_inviteHitTest ? m_inviteHitTest(pressed, event->pos()) : QString();
+        const QString link = m_linkHitTest ? m_linkHitTest(pressed, event->pos()) : QString();
         if (!link.isEmpty()) {
             m_pressIndex = QPersistentModelIndex();
-            GUI_INFO("invite link: activated row=%d bytes=%d", pressed.row(), link.size());
-            emit inviteLinkActivated(link);
+            GUI_INFO("message link: activated row=%d bytes=%d", pressed.row(), link.size());
+            emit linkActivated(link);
             event->accept(); return;
         }
     }

tools/chatgui/src/chatview.h

@@ -33,11 +33,11 @@ public:
 
     bool isRowSelected(const QModelIndex &idx) const;
     void setTextSelChars(int start, int end) { m_textSel.startChar = start; m_textSel.endChar = end; }
-    void setInviteHitTest(std::function<QString(const QModelIndex&, const QPoint&)> fn) { m_inviteHitTest = std::move(fn); }
+    void setLinkHitTest(std::function<QString(const QModelIndex&, const QPoint&)> fn) { m_linkHitTest = std::move(fn); }
 
 signals:
     void animationTriggered();
-    void inviteLinkActivated(const QString& link);
+    void linkActivated(const QString& link);
 
 protected:
     bool viewportEvent(QEvent *event) override;
@@ -62,6 +62,6 @@ private:
     QPersistentModelIndex m_pressIndex;
     QPoint m_pressPos;
     bool m_selecting = false;
-    std::function<QString(const QModelIndex&, const QPoint&)> m_inviteHitTest;
+    std::function<QString(const QModelIndex&, const QPoint&)> m_linkHitTest;
     QPushButton *m_scrollDownBtn = nullptr;
 };