Download eclipse for java ee10/12/2023 ![]() ![]() So on Windows, they map to WIN32 UI and on a Mac to native MAC UI and I guess on Linux to X-Windows API calls. However, when Java invokes the classes and methods that are SWT, those are in fact mapped to native OS UI functions. SWT is the "Standard Widget Toolkit" that provides a Java accessible UI that includes buttons, windows, font control and all the other items that are needed to build a UI. As such, a new UI technology was introduced called SWT. When Eclipse was written, it was found that attempting to achieve both the performance and desired "look and feel" was not achievable through either Java UI at the time (AWT and/or SWING). If we delve a little deeper, we will find that the biggest one here is the UI functions. ![]() As such, Eclipse is not 100% Java but instead contains C code that assumes specific environmental components. This is because they make assumptions about the platform on which they run. It is my understanding that there are portions of the Eclipse project that are platform dependent. ![]()
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