Dockerfile for building a containerized Qt SW development environment for WebAssembly. The Docker images are published at forderud/qtwasm on Docker Hub.

Prerequisites

Instructions:

• Download and install Docker desktop from https://www.docker.com/products/docker-desktop/
• Start Docker desktop in "Linux container" mode

How to build the image

Look at the scripts in the image subfolder.

Docker cleanup:

• Clean local images: docker image prune
• Clean build cache: docker builder prune

How to use the image

From a Windows host:

• Run build_cmake.bat to build the sample project using CMake. A web browser will automatically open and load the app after the build process have completed.

References

• Qt for WebAssembly
• Qt Building projects on the command line - documents qt-cmake
• Emscripten.cmake toolchain for CMake (automatically applied by qt-cmake)