From 60706e5e52cc80f3c6ea0f305456f808a9635735 Mon Sep 17 00:00:00 2001
From: Christoph Holzheuer <christoph.holzheuer@komaxgroup.com>
Date: Wed, 1 Apr 2026 17:21:33 +0200
Subject: [PATCH] added docker

---
 docker4Bionx/CMakeLists.txt          | 24 ++++++++++++++++++++
 docker4Bionx/Dockerfile              | 34 ++++++++++++++++++++++++++++
 docker4Bionx/MainWindow.cpp          | 17 ++++++++++++++
 docker4Bionx/MainWindow.hpp          | 14 ++++++++++++
 docker4Bionx/aarch64-toolchain.cmake | 25 ++++++++++++++++++++
 docker4Bionx/main.cpp                | 11 +++++++++
 6 files changed, 125 insertions(+)
 create mode 100644 docker4Bionx/CMakeLists.txt
 create mode 100644 docker4Bionx/Dockerfile
 create mode 100644 docker4Bionx/MainWindow.cpp
 create mode 100644 docker4Bionx/MainWindow.hpp
 create mode 100644 docker4Bionx/aarch64-toolchain.cmake
 create mode 100644 docker4Bionx/main.cpp

diff --git a/docker4Bionx/CMakeLists.txt b/docker4Bionx/CMakeLists.txt
new file mode 100644
index 0000000..8cad5f8
--- /dev/null
+++ b/docker4Bionx/CMakeLists.txt
@@ -0,0 +1,24 @@
+cmake_minimum_required(VERSION 3.16)
+project(HelloWorldQt6 VERSION 1.0.0 LANGUAGES CXX)
+
+# Wir nutzen modernes C++
+set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+# Qt-spezifische Automatismen aktivieren
+set(CMAKE_AUTOMOC ON)
+set(CMAKE_AUTOUIC ON)
+set(CMAKE_AUTORCC ON)
+
+# Qt6 Widgets-Modul suchen
+find_package(Qt6 REQUIRED COMPONENTS Widgets)
+
+# Executable definieren und Quelldateien hinzufügen
+add_executable(HelloWorldApp
+    main.cpp
+    MainWindow.cpp
+    MainWindow.hpp
+)
+
+# Qt6 Bibliotheken linken
+target_link_libraries(HelloWorldApp PRIVATE Qt6::Widgets)
\ No newline at end of file
diff --git a/docker4Bionx/Dockerfile b/docker4Bionx/Dockerfile
new file mode 100644
index 0000000..777cfc3
--- /dev/null
+++ b/docker4Bionx/Dockerfile
@@ -0,0 +1,34 @@
+# Wir nutzen Debian Trixie als Basis für das aktuelle Raspberry Pi OS
+FROM debian:trixie
+
+# Verhindert interaktive Prompts während der Installation
+ENV DEBIAN_FRONTEND=noninteractive
+
+# 1. Multiarch für arm64 aktivieren
+RUN dpkg --add-architecture arm64 && \
+    apt-get update && \
+    apt-get upgrade -y
+
+# 2. Host-Build-Tools und Cross-Compiler installieren
+RUN apt-get install -y \
+    build-essential \
+    crossbuild-essential-arm64 \
+    cmake \
+    ninja-build \
+    git \
+    pkg-config
+
+# 3. Qt6 für den HOST installieren (für moc, uic, etc.)
+RUN apt-get install -y \
+    qt6-base-dev \
+    qt6-tools-dev-tools
+
+# 4. Qt6 Bibliotheken für das TARGET (arm64) installieren
+RUN apt-get install -y \
+    qt6-base-dev:arm64 \
+    libglvnd-dev:arm64
+
+# Aufräumen
+RUN apt-get clean && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /workspace
diff --git a/docker4Bionx/MainWindow.cpp b/docker4Bionx/MainWindow.cpp
new file mode 100644
index 0000000..19835d1
--- /dev/null
+++ b/docker4Bionx/MainWindow.cpp
@@ -0,0 +1,17 @@
+#include "MainWindow.hpp"
+
+MainWindow::MainWindow(QWidget *parent)
+    : QMainWindow(parent)
+{
+    // Button erstellen
+    m_helloButton = new QPushButton("Hello World", this);
+    
+    // Den Button zum zentralen Widget des Fensters machen
+    setCentralWidget(m_helloButton);
+
+    // Eine angenehme Startgröße für das Fenster setzen
+    resize(400, 300);
+
+    // Ein kleines Extra: Klick auf den Button schließt die App
+    connect(m_helloButton, &QPushButton::clicked, this, &QMainWindow::close);
+}
diff --git a/docker4Bionx/MainWindow.hpp b/docker4Bionx/MainWindow.hpp
new file mode 100644
index 0000000..b87a40d
--- /dev/null
+++ b/docker4Bionx/MainWindow.hpp
@@ -0,0 +1,14 @@
+#pragma once
+
+#include <QMainWindow>
+#include <QPushButton>
+
+class MainWindow : public QMainWindow {
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = nullptr);
+
+private:
+    QPushButton *m_helloButton;
+};
diff --git a/docker4Bionx/aarch64-toolchain.cmake b/docker4Bionx/aarch64-toolchain.cmake
new file mode 100644
index 0000000..cf27c13
--- /dev/null
+++ b/docker4Bionx/aarch64-toolchain.cmake
@@ -0,0 +1,25 @@
+# Name des Zielsystems
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_PROCESSOR aarch64)
+
+# Die Cross-Compiler aus dem Debian-Paket
+set(CMAKE_C_COMPILER /usr/bin/aarch64-linux-gnu-gcc)
+set(CMAKE_CXX_COMPILER /usr/bin/aarch64-linux-gnu-g++)
+
+# Wo das System nach Bibliotheken und Headern suchen soll (Sysroot)
+set(CMAKE_SYSROOT /)
+
+# Pfade für pkg-config anpassen, damit es die arm64 .pc Dateien findet
+set(ENV{PKG_CONFIG_DIR} "")
+set(ENV{PKG_CONFIG_LIBDIR} "/usr/lib/aarch64-linux-gnu/pkgconfig:/usr/share/pkgconfig")
+set(ENV{PKG_CONFIG_SYSROOT_DIR} ${CMAKE_SYSROOT})
+
+# Suchverhalten für find_package(), find_library() etc.
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) # Programme (wie moc) auf dem Host suchen
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)  # Libs nur im Target (arm64) suchen
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)  # Header nur im Target (arm64) suchen
+set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)  # CMake-Pakete nur im Target suchen
+
+# *** WICHTIG FÜR QT6 ***
+# Sagt Qt, wo es die Host-Tools für das Code-Generieren findet
+set(QT_HOST_PATH "/usr")
diff --git a/docker4Bionx/main.cpp b/docker4Bionx/main.cpp
new file mode 100644
index 0000000..7aeec86
--- /dev/null
+++ b/docker4Bionx/main.cpp
@@ -0,0 +1,11 @@
+#include <QApplication>
+#include "MainWindow.hpp"
+
+int main(int argc, char *argv[]) {
+    QApplication app(argc, argv);
+
+    MainWindow window;
+    window.show();
+
+    return app.exec();
+}