Open desktop message avatars only after a completed click

tools/chatgui/src/messagedelegate.cpp

@@ -131,14 +131,21 @@ static void ensureVoiceTimer() {
 bool MessageDelegate::editorEvent(QEvent *event, QAbstractItemModel *model,
                                    const QStyleOptionViewItem &option,
                                    const QModelIndex &index) {
-    if (event->type() != QEvent::MouseButtonRelease) return false;
+    if (event->type() != QEvent::MouseButtonPress && event->type() != QEvent::MouseButtonRelease) return false;
     Layout L = calcLayout(option, index);
 
     const auto* mouse = static_cast<QMouseEvent*>(event);
-    if (mouse->button() == Qt::LeftButton && !L.narrow && L.avatarRect.contains(mouse->pos() - option.rect.topLeft())) {
+    const bool onAvatar=mouse->button()==Qt::LeftButton && !L.narrow && L.avatarRect.contains(mouse->pos()-option.rect.topLeft());
+    if (event->type()==QEvent::MouseButtonPress) {
+        m_avatarPress=onAvatar ? index : QModelIndex(); m_avatarPressPosition=mouse->pos(); return onAvatar;
+    }
+    const bool activateAvatar=onAvatar && m_avatarPress==index && (mouse->pos()-m_avatarPressPosition).manhattanLength()<5;
+    m_avatarPress=QPersistentModelIndex();
+    if (activateAvatar) {
         emit avatarRequested(index.data(MsgChannelIdRole).toString(), index.data(MsgAuthorNodeIdRole).toULongLong());
         return true;
     }
+    if (onAvatar) return true;
 
     if (L.isVideo) {
         int dlState = index.data(MsgFileDownloadStateRole).toInt();

tools/chatgui/src/messagedelegate.h

@@ -4,6 +4,7 @@
 #include <cstdint>
 
 #include <QStyledItemDelegate>
+#include <QPersistentModelIndex>
 #include <functional>
 
 enum MessageDataRole {
@@ -111,6 +112,8 @@ private:
 
     std::function<void(const QString&)> m_videoOpenCb;
     std::function<void(const QString&)> m_imageOpenCb;
+    QPersistentModelIndex m_avatarPress;
+    QPoint m_avatarPressPosition;
     std::function<bool(const QModelIndex&)> m_downloadCb;
 
     Layout calcLayout(const QStyleOptionViewItem &option,