From 1e02e70d3821c36fc612ae4e61e0b1a272cea77e Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Thu, 22 Dec 2022 16:17:29 +0100
Subject: [PATCH] Gui: default implementation of MDIView::print(),
 MDIView::printPdf() and MDIView::printPreview()

---
 src/Gui/MDIView.cpp | 25 ++++++++++++++++++++++---
 1 file changed, 22 insertions(+), 3 deletions(-)

diff --git a/src/Gui/MDIView.cpp b/src/Gui/MDIView.cpp
index 27f312237f..6684ee5c6d 100644
--- a/src/Gui/MDIView.cpp
+++ b/src/Gui/MDIView.cpp
@@ -28,6 +28,8 @@
 # include <QEvent>
 # include <QCloseEvent>
 # include <QMdiSubWindow>
+# include <QPrintDialog>
+# include <QPrintPreviewDialog>
 # include <QPrinter>
 # include <QPrinterInfo>
 # include <QRegularExpression>
@@ -41,6 +43,7 @@
 #include "MDIViewPy.h"
 #include "Application.h"
 #include "Document.h"
+#include "FileDialog.h"
 #include "MainWindow.h"
 #include "ViewProviderDocumentObject.h"
 
@@ -236,17 +239,33 @@ void MDIView::print(QPrinter* printer)
 
 void MDIView::print()
 {
-    std::cerr << "Printing not implemented for " << this->metaObject()->className() << std::endl;
+    QPrinter printer(QPrinter::ScreenResolution);
+    printer.setFullPage(true);
+    QPrintDialog dlg(&printer, this);
+    if (dlg.exec() == QDialog::Accepted) {
+        print(&printer);
+    }
 }
 
 void MDIView::printPdf()
 {
-    std::cerr << "Printing PDF not implemented for " << this->metaObject()->className() << std::endl;
+    QString filename = FileDialog::getSaveFileName(this, tr("Export PDF"), QString(),
+        QString::fromLatin1("%1 (*.pdf)").arg(tr("PDF file")));
+    if (!filename.isEmpty()) {
+        QPrinter printer(QPrinter::ScreenResolution);
+        printer.setOutputFormat(QPrinter::PdfFormat);
+        printer.setOutputFileName(filename);
+        print(&printer);
+    }
 }
 
 void MDIView::printPreview()
 {
-    std::cerr << "Printing preview not implemented for " << this->metaObject()->className() << std::endl;
+    QPrinter printer(QPrinter::ScreenResolution);
+    QPrintPreviewDialog dlg(&printer, this);
+    connect(&dlg, SIGNAL(paintRequested (QPrinter *)),
+            this, SLOT(print(QPrinter *)));
+    dlg.exec();
 }
 
 void MDIView::savePrinterSettings(QPrinter* printer)