From fb9a52b48eb43191574392d58bf317a927b8e17e Mon Sep 17 00:00:00 2001
From: Viktor Kopp <vifactor@gmail.com>
Date: Sun, 16 Mar 2025 21:04:14 +0100
Subject: [PATCH] table menu item to make screenshot of selected rows

https://github.com/COVESA/dlt-viewer/issues/640

Signed-off-by: Viktor Kopp <vifactor@gmail.com>
---
 src/mainwindow.cpp | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index f02decb2..17ce0162 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -17,6 +17,8 @@
  * @licence end@
  */
 
+#include "qabstractitemmodel.h"
+#include "qdebug.h"
 #include <algorithm>
 #include <QMimeData>
 #include <QTreeView>
@@ -7005,6 +7007,38 @@ void MainWindow::on_tableView_customContextMenuRequested(QPoint pos)
 
     menu.addSeparator();
 
+    action = new QAction("Copy Selection as image to Clipboard", this);
+    connect(action, &QAction::triggered, this, [this](){
+        // save and clear selection for clean screenshot
+        auto selectionIndexes = ui->tableView->selectionModel()->selection().indexes();
+
+        auto headerRect = ui->tableView->horizontalHeader()->rect();
+
+        ui->tableView->selectionModel()->clearSelection();
+
+        QRect res;
+        for (qsizetype i = 0; i < selectionIndexes.size(); ++i)
+        {
+            res |= ui->tableView->visualRect(selectionIndexes[i]);
+        }
+        // take into account height of the table header
+        res.translate(0, headerRect.height());
+
+        auto tableViewRect = ui->tableView->contentsRect();
+        auto pixmap = ui->tableView->grab(res & tableViewRect);
+
+        QApplication::clipboard()->setPixmap(pixmap);
+
+        // restore selection
+        for (const auto& index : selectionIndexes)
+        {
+            ui->tableView->selectionModel()->select(index, QItemSelectionModel::Select);
+        }
+    });
+    menu.addAction(action);
+
+    menu.addSeparator();
+
     action = new QAction("&Export...", this);
     if(qfile.sizeFilter() <= 0)
     {