https://salsa.debian.org/debian/tipp10/-/raw/debian/2.1.0-5/debian/patches/qt5.patch

Author: Reiner Herrmann <reiner@reiner-h.de>
Description: Port to Qt5
Bug-Debian: https://bugs.debian.org/875207

--- a/tipp10.pro
+++ b/tipp10.pro
@@ -14,6 +14,7 @@
 DEPENDPATH      += 	.
 INCLUDEPATH     += 	.
 CONFIG          += 	qt
+QT              += 	widgets multimedia printsupport
 QT              += 	sql
 RC_FILE         += 	tipp10.rc
 RESOURCES       += 	tipp10.qrc
--- a/main.cpp
+++ b/main.cpp
@@ -24,7 +24,6 @@
 ****************************************************************/
 
 #include <QApplication>
-#include <QPlastiqueStyle>
 #include <QString>
 #include <QSettings>
 #include <QCoreApplication>
@@ -212,7 +211,7 @@
 
     // Set windows style
 	if (!useNativeStyle) {
-	    app.setStyle("plastique");
+	    app.setStyle("fusion");
     }
 
 	// Translation
--- a/games/abcrainwidget.cpp
+++ b/games/abcrainwidget.cpp
@@ -235,8 +235,7 @@
 		charballs.last()->wind = (qrand() % 8) + 2;
 		charballs.last()->rad = 0;
 
-		chartext.append(new QGraphicsTextItem(QString(characterTemp),
-			charballs.last(), scene));
+		chartext.append(new QGraphicsTextItem(QString(characterTemp), charballs.last()));
 		chartext.last()->setFont(QFont("Courier", 16, 100));
 		chartext.last()->setPos(-(chartext.last()->boundingRect().width() / 2), -(chartext.last()->boundingRect().height() / 2));
 
--- a/sql/chartablesql.cpp
+++ b/sql/chartablesql.cpp
@@ -137,7 +137,7 @@
 	sortColumn(4);
 
 	headerview->setStretchLastSection(true);
-	headerview->setResizeMode(QHeaderView::Interactive);
+	headerview->setSectionResizeMode(QHeaderView::Interactive);
 	headerview->setSortIndicatorShown(true);
 
 	// Resize the columns
--- a/sql/lessontablesql.cpp
+++ b/sql/lessontablesql.cpp
@@ -202,7 +202,7 @@
 	sortColumn(-1);
 
 	headerview->setStretchLastSection(true);
-	headerview->setResizeMode(QHeaderView::Interactive);
+	headerview->setSectionResizeMode(QHeaderView::Interactive);
 	headerview->setSortIndicatorShown(true);
 
 	// Resize the columns